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MxChat – AI Chatbot & Content Generation for WordPress / 2.4.6
MxChat – AI Chatbot & Content Generation for WordPress v2.4.6
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← All changes | admin/class-knowledge-manager.php +4525 -8927 3.2.182.4.6 View file →
@@ -1,8928 +1,4526 @@
1 -<?php
2 -/**
3 - * File: admin/class-knowledge-manager.php
4 - *
5 - * Handles all knowledge base content processing for MxChat
6 - * Including PDF, sitemap, content processing, and WordPress post management
7 - */
8 -if (!defined('ABSPATH')) {
9 - exit; // Exit if accessed directly
10 -}
11 -
12 -class MxChat_Knowledge_Manager {
13 -
14 - private $options;
15 -
16 - // Post IDs whose vectors were already deleted by mxchat_handle_status_transition this
17 - // request, so the transient-based branch in mxchat_handle_post_update can skip the
18 - // redundant (idempotent but network-visible) second deletion.
19 - private $transition_deleted_posts = array();
20 -
21 - // Post IDs already INDEXED by mxchat_handle_status_transition's arrival edge this
22 - // request. Normal editor publishes fire transition_post_status first, then
23 - // post_updated — without this guard every editor publish would embed twice.
24 - private $transition_indexed_posts = array();
25 -
26 - // Post IDs core has announced an in-flight UPDATE for. pre_post_update fires only
27 - // inside wp_insert_post's update branch and always before wp_transition_post_status,
28 - // so this is an exact "a post_updated is coming later this request" signal — which is
29 - // what makes it safe to arm transition_indexed_posts (plan a664f3).
30 - private $pending_post_update = array();
31 -
32 - /**
33 - * Constructor - Register hooks for content processing
34 - */
35 -public function __construct() {
36 - $this->options = get_option('mxchat_options', array());
37 - $this->mxchat_init_hooks();
38 -
39 - $this->mxchat_init_role_hooks();
40 -}
41 -
42 -/**
43 - * Initialize WordPress hooks for content processing
44 - *
45 - */
46 -private function mxchat_init_hooks() {
47 - // Admin post handlers for form submissions
48 - add_action('admin_post_mxchat_submit_content', array($this, 'mxchat_handle_content_submission'));
49 - add_action('admin_post_mxchat_submit_sitemap', array($this, 'mxchat_handle_sitemap_submission'));
50 - add_action('admin_post_mxchat_submit_pdf_file', array($this, 'mxchat_handle_pdf_file_submission'));
51 - add_action('admin_post_mxchat_submit_youtube', array($this, 'mxchat_handle_youtube_submission'));
52 - add_action('admin_post_mxchat_stop_processing', array($this, 'mxchat_stop_processing'));
53 -
54 - // AJAX handlers for real-time processing and status updates
55 - add_action('wp_ajax_mxchat_get_status_updates', array($this, 'mxchat_ajax_get_status_updates'));
56 - add_action('wp_ajax_mxchat_dismiss_completed_status', array($this, 'mxchat_ajax_dismiss_completed_status'));
57 - add_action('wp_ajax_mxchat_get_content_list', array($this, 'ajax_mxchat_get_content_list'));
58 - add_action('wp_ajax_mxchat_process_selected_content', array($this, 'ajax_mxchat_process_selected_content'));
59 - add_action('wp_ajax_mxchat_save_inline_prompt', array($this, 'mxchat_save_inline_prompt'));
60 - add_action('admin_post_mxchat_delete_pinecone_prompt', array($this, 'mxchat_handle_pinecone_prompt_delete'));
61 - add_action('wp_ajax_mxchat_delete_pinecone_prompt', array($this, 'ajax_mxchat_delete_pinecone_prompt'));
62 - add_action('wp_ajax_mxchat_delete_chunks_by_url', array($this, 'ajax_mxchat_delete_chunks_by_url'));
63 - add_action('wp_ajax_mxchat_delete_wordpress_prompt', array($this, 'ajax_mxchat_delete_wordpress_prompt'));
64 - add_action('wp_ajax_mxchat_bulk_delete_knowledge', array($this, 'ajax_mxchat_bulk_delete_knowledge'));
65 - add_action('wp_ajax_mxchat_update_role_restriction', array($this, 'ajax_mxchat_update_role_restriction'));
66 -
67 - // Queue-based processing AJAX handlers
68 - add_action('wp_ajax_mxchat_get_next_queue_item', array($this, 'ajax_mxchat_get_next_queue_item'));
69 - add_action('wp_ajax_mxchat_process_queue_item', array($this, 'ajax_mxchat_process_queue_item'));
70 - add_action('wp_ajax_mxchat_get_queue_status', array($this, 'ajax_mxchat_get_queue_status'));
71 - add_action('wp_ajax_mxchat_clear_queue', array($this, 'ajax_mxchat_clear_queue'));
72 - add_action('wp_ajax_mxchat_retry_failed', array($this, 'ajax_mxchat_retry_failed'));
73 - add_action('wp_ajax_mxchat_get_recent_entries', array($this, 'ajax_mxchat_get_recent_entries'));
74 - add_action('wp_ajax_mxchat_detect_sitemaps', array($this, 'ajax_mxchat_detect_sitemaps'));
75 - add_action('wp_ajax_mxchat_refresh_pinecone_entries', array($this, 'ajax_mxchat_refresh_pinecone_entries'));
76 - add_action('wp_ajax_mxchat_paginate_entries', array($this, 'ajax_mxchat_paginate_entries'));
77 - add_action('wp_ajax_mxchat_get_entry_content', array($this, 'ajax_mxchat_get_entry_content'));
78 - add_action('wp_ajax_mxchat_save_entry_content', array($this, 'ajax_mxchat_save_entry_content'));
79 - add_action('wp_ajax_mxchat_inspect_entry', array($this, 'ajax_mxchat_inspect_entry'));
80 -
81 - // WordPress post management hooks
82 - add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2);
83 - add_action('post_updated', array($this, 'mxchat_handle_post_update'), 10, 3);
84 - add_action('before_delete_post', array($this, 'mxchat_handle_post_delete'));
85 - add_action('wp_trash_post', array($this, 'mxchat_handle_post_delete'));
86 - // Authoritative unpublish detection: core hands this hook the REAL previous status, so
87 - // removal no longer depends on the mxchat_prev_status_* transients (evictable by persistent
88 - // object caches, never written by paths that bypass wp_update_post, e.g. plugins flipping
89 - // post_status directly and calling wp_transition_post_status themselves).
90 - add_action('transition_post_status', array($this, 'mxchat_handle_status_transition'), 10, 3);
91 -
92 - // ACF hook - fires AFTER ACF fields are saved, ensuring ACF data is available
93 - // Priority 20 to run after ACF's own save (which runs at priority 10)
94 - add_action('acf/save_post', array($this, 'mxchat_handle_acf_save'), 20);
95 -
96 - // One-time cleanup for vectors orphaned by unpublishes that predate the
97 - // transition_post_status handler (plan 816fb1): wp mxchat prune-unpublished
98 - if (defined('WP_CLI') && WP_CLI) {
99 - WP_CLI::add_command('mxchat prune-unpublished', array($this, 'cli_prune_unpublished'));
100 - }
101 -
102 - add_action('wp_ajax_mxchat_mark_queue_complete', array($this, 'ajax_mxchat_mark_queue_complete'));
103 -
104 - // WooCommerce product hooks (if WooCommerce is active)
105 - if (class_exists('WooCommerce')) {
106 - add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2);
107 - add_action('save_post_product', array($this, 'mxchat_handle_product_change'), 10, 3);
108 - add_action('wp_trash_post', array($this, 'mxchat_handle_product_delete'));
109 - add_action('before_delete_post', array($this, 'mxchat_handle_product_delete'));
110 - }
111 -}
112 -
113 - /**
114 - * Get current options (refreshed)
115 - */
116 - private function mxchat_get_options() {
117 - if (empty($this->options)) {
118 - $this->options = get_option('mxchat_options', array());
119 - }
120 - return $this->options;
121 - }
122 -
123 -
124 - // ========================================
125 - // MAIN CONTENT SUBMISSION HANDLERS
126 - // ========================================
127 -
128 -public function mxchat_handle_content_submission() {
129 - // Check if the form was submitted and the user has permission.
130 - if (!isset($_POST['submit_content']) || !current_user_can('manage_options')) {
131 - return;
132 - }
133 -
134 - // Verify the nonce.
135 - $nonce = isset($_POST['mxchat_submit_content_nonce']) ? sanitize_text_field(wp_unslash($_POST['mxchat_submit_content_nonce'])) : '';
136 - if (!wp_verify_nonce($nonce, 'mxchat_submit_content_action')) {
137 - wp_die(esc_html__('Nonce verification failed.', 'mxchat'));
138 - }
139 -
140 - // Sanitize the inputs.
141 - // Use wp_kses_post to allow safe HTML and wp_unslash to remove WordPress added slashes
142 - $article_content = wp_kses_post(wp_unslash($_POST['article_content']));
143 - $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
144 -
145 - // Get bot_id from form submission
146 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
147 -
148 - // Get bot-specific options and API key
149 - $bot_options = $this->get_bot_options($bot_id);
150 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
151 -
152 - // Custom-provider-aware decision; keyless custom sites must pass (plan cbd5fd).
153 - $preflight = MxChat_Utils::embedding_preflight($options);
154 - if (!$preflight['ok']) {
155 - set_transient('mxchat_admin_notice_error', esc_html($preflight['reason']), 30);
156 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
157 - exit;
158 - }
159 - $api_key = $preflight['api_key'];
160 -
161 - // Use centralized utility function with bot_id
162 - $result = MxChat_Utils::submit_content_to_db($article_content, $article_url, $api_key, null, $bot_id);
163 -
164 - if (is_wp_error($result)) {
165 - set_transient('mxchat_admin_notice_error',
166 - esc_html__('Error storing content: ', 'mxchat') . $result->get_error_message(),
167 - 30
168 - );
169 - } else {
170 - set_transient('mxchat_admin_notice_success',
171 - esc_html__('Content successfully submitted!', 'mxchat'),
172 - 30
173 - );
174 - }
175 -
176 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
177 - exit;
178 -}
179 -
180 -/**
181 - * Handle the "YouTube" KB import source (admin-post form submission).
182 - *
183 - * Per-video description mode:
184 - * - auto: fetch oEmbed metadata (reliable) + best-effort captions transcript.
185 - * If no usable transcript, index the metadata anyway, tell the admin,
186 - * and bounce back with the manual box pre-filled (never fail silently).
187 - * - manual: the admin's own description is what gets indexed; metadata rides along.
188 - *
189 - * The row is stored with content_type 'youtube' and source_url = the canonical
190 - * watch URL, so re-importing the same video UPDATES the entry (source_url
191 - * duplicate handling in MxChat_Utils::store_in_wordpress_db) — that is also the
192 - * "augment a metadata-only entry" path.
193 - */
194 -public function mxchat_handle_youtube_submission() {
195 - if (!isset($_POST['submit_youtube']) || !current_user_can('manage_options')) {
196 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
197 - }
198 -
199 - check_admin_referer('mxchat_submit_youtube_action', 'mxchat_submit_youtube_nonce');
200 -
201 - $redirect_url = admin_url('admin.php?page=mxchat-prompts');
202 -
203 - $youtube_url = isset($_POST['youtube_url']) ? esc_url_raw(wp_unslash($_POST['youtube_url'])) : '';
204 - $video_id = MxChat_Utils::parse_youtube_id($youtube_url);
205 -
206 - if (empty($video_id)) {
207 - set_transient('mxchat_admin_notice_error',
208 - esc_html__('That does not look like a link to a single YouTube video. Please paste a watch, youtu.be, or Shorts URL.', 'mxchat'),
209 - 30
210 - );
211 - wp_safe_redirect(esc_url($redirect_url));
212 - exit;
213 - }
214 -
215 - $canonical_url = 'https://www.youtube.com/watch?v=' . $video_id;
216 -
217 - $description_mode = (isset($_POST['youtube_description_mode']) && $_POST['youtube_description_mode'] === 'manual') ? 'manual' : 'auto';
218 - $manual_description = isset($_POST['youtube_description']) ? trim(wp_kses_post(wp_unslash($_POST['youtube_description']))) : '';
219 -
220 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
221 -
222 - // Resolve the embedding decision exactly like the sibling handlers —
223 - // custom-provider-aware (plan cbd5fd).
224 - $bot_options = $this->get_bot_options($bot_id);
225 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
226 -
227 - $preflight = MxChat_Utils::embedding_preflight($options);
228 - if (!$preflight['ok']) {
229 - set_transient('mxchat_admin_notice_error', esc_html($preflight['reason']), 30);
230 - wp_safe_redirect(esc_url($redirect_url));
231 - exit;
232 - }
233 - $api_key = $preflight['api_key'];
234 -
235 - // Metadata is fetched in BOTH modes — it is the reliable half of auto, and in
236 - // manual mode it enriches the indexed text with the real title/channel.
237 - $meta = $this->mxchat_fetch_youtube_oembed($video_id);
238 - $video_title = isset($meta['title']) ? sanitize_text_field($meta['title']) : '';
239 - $video_channel = isset($meta['author_name']) ? sanitize_text_field($meta['author_name']) : '';
240 -
241 - $header_lines = 'YouTube Video: ' . ($video_title !== '' ? $video_title : $canonical_url) . "\n";
242 - if ($video_channel !== '') {
243 - $header_lines .= 'Channel: ' . $video_channel . "\n";
244 - }
245 - $header_lines .= 'URL: ' . $canonical_url . "\n\n";
246 -
247 - $transcript_missing = false;
248 -
249 - if ($description_mode === 'manual') {
250 - if ($manual_description === '') {
251 - set_transient('mxchat_admin_notice_error',
252 - esc_html__('Please write a description for the video, or switch to auto-fetch.', 'mxchat'),
253 - 30
254 - );
255 - wp_safe_redirect(esc_url($redirect_url));
256 - exit;
257 - }
258 - $indexed_text = $header_lines . $manual_description;
259 - } else {
260 - $transcript = $this->mxchat_fetch_youtube_transcript($video_id);
261 -
262 - if (strlen($transcript) >= 200) {
263 - $indexed_text = $header_lines . $transcript;
264 - } else {
265 - // Graceful fallback: captions disabled / blocked / no speech. Auto
266 - // reliably gets metadata; it does NOT guarantee a transcript.
267 - $transcript_missing = true;
268 -
269 - if ($video_title === '' && $video_channel === '') {
270 - // Both halves failed — nothing meaningful to index.
271 - set_transient('mxchat_admin_notice_error',
272 - esc_html__('Could not retrieve any information for that video (no metadata and no captions). Please check the URL, or use the manual description option.', 'mxchat'),
273 - 30
274 - );
275 - wp_safe_redirect(esc_url($redirect_url));
276 - exit;
277 - }
278 -
279 - $indexed_text = $header_lines . sprintf(
280 - /* translators: 1: video title, 2: channel name */
281 - __('A YouTube video titled "%1$s" from the channel %2$s.', 'mxchat'),
282 - $video_title !== '' ? $video_title : $canonical_url,
283 - $video_channel !== '' ? $video_channel : 'YouTube'
284 - );
285 - }
286 - }
287 -
288 - $result = MxChat_Utils::submit_content_to_db($indexed_text, $canonical_url, $api_key, null, $bot_id, 'youtube');
289 -
290 - if (is_wp_error($result)) {
291 - set_transient('mxchat_admin_notice_error',
292 - esc_html__('Error storing video in the knowledge base: ', 'mxchat') . $result->get_error_message(),
293 - 30
294 - );
295 - wp_safe_redirect(esc_url($redirect_url));
296 - exit;
297 - }
298 -
299 - if ($transcript_missing) {
300 - set_transient('mxchat_admin_notice_success',
301 - esc_html__('Video indexed from its title and channel — no captions were available for a transcript. The form below is pre-filled: write your own description and import again to improve matching (it updates the same entry).', 'mxchat'),
302 - 30
303 - );
304 - // Bounce back with prefill args so the page reopens the YouTube form in
305 - // manual mode with the URL + fetched title ready to augment.
306 - $redirect_url = add_query_arg(array(
307 - 'mxchat_yt_prefill' => '1',
308 - 'yt_url' => rawurlencode($canonical_url),
309 - 'yt_title' => rawurlencode($video_title),
310 - ), $redirect_url);
311 - } else {
312 - set_transient('mxchat_admin_notice_success',
313 - esc_html__('YouTube video successfully added to the knowledge base!', 'mxchat'),
314 - 30
315 - );
316 - }
317 -
318 - wp_safe_redirect(esc_url_raw($redirect_url));
319 - exit;
320 -}
321 -
322 -/**
323 - * Fetch YouTube oEmbed metadata for a video (no API key required).
324 - * Returns the decoded array (title, author_name, thumbnail_url, ...) or array().
325 - */
326 -private function mxchat_fetch_youtube_oembed($video_id) {
327 - $oembed_url = 'https://www.youtube.com/oembed?url=' . rawurlencode('https://www.youtube.com/watch?v=' . $video_id) . '&format=json';
328 - $response = wp_remote_get($oembed_url, array('timeout' => 15));
329 - if (is_wp_error($response) || wp_remote_retrieve_response_code($response) !== 200) {
330 - return array();
331 - }
332 - $data = json_decode(wp_remote_retrieve_body($response), true);
333 - return is_array($data) ? $data : array();
334 -}
335 -
336 -/**
337 - * Best-effort captions transcript for a video. Deliberately ISOLATED: this uses
338 - * YouTube's unofficial timedtext route (the caption track list embedded in the
339 - * watch page), which YouTube has broken before and will break again. Every
340 - * failure mode returns '' so a break degrades to the metadata-only import path
341 - * instead of erroring the whole submission. Do not let anything in here throw.
342 - */
343 -private function mxchat_fetch_youtube_transcript($video_id) {
344 - $watch_url = 'https://www.youtube.com/watch?v=' . $video_id . '&hl=en';
345 -
346 - // First try the honest ingest UA; some responses omit the player config for
347 - // bot UAs, so retry once with a browser UA before giving up.
348 - $user_agents = array(
349 - mxchat_ingest_user_agent(),
350 - 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36',
351 - );
352 -
353 - $tracks = array();
354 - foreach ($user_agents as $ua) {
355 - $response = wp_remote_get($watch_url, array(
356 - 'timeout' => 20,
357 - 'user-agent' => $ua,
358 - ));
359 - if (is_wp_error($response) || wp_remote_retrieve_response_code($response) !== 200) {
360 - continue;
361 - }
362 - $body = wp_remote_retrieve_body($response);
363 - if (!is_string($body) || $body === '' || !preg_match('/"captionTracks":(\[.*?\])(?=,")/s', $body, $m)) {
364 - continue;
365 - }
366 - $decoded = json_decode($m[1], true);
367 - if (is_array($decoded) && !empty($decoded)) {
368 - $tracks = $decoded;
369 - break;
370 - }
371 - }
372 -
373 - if (empty($tracks)) {
374 - return '';
375 - }
376 -
377 - // Prefer an English track, else take the first offered.
378 - $chosen = null;
379 - foreach ($tracks as $track) {
380 - if (isset($track['languageCode']) && strpos($track['languageCode'], 'en') === 0) {
381 - $chosen = $track;
382 - break;
383 - }
384 - }
385 - if ($chosen === null) {
386 - $chosen = $tracks[0];
387 - }
388 - if (empty($chosen['baseUrl']) || !is_string($chosen['baseUrl'])) {
389 - return '';
390 - }
391 -
392 - $timedtext = wp_remote_get($chosen['baseUrl'], array('timeout' => 20));
393 - if (is_wp_error($timedtext) || wp_remote_retrieve_response_code($timedtext) !== 200) {
394 - return '';
395 - }
396 - $xml = wp_remote_retrieve_body($timedtext);
397 - if (!is_string($xml) || strpos($xml, '<text') === false) {
398 - return '';
399 - }
400 -
401 - // <text start=".." dur="..">caption</text> — strip tags, decode the
402 - // double-encoded entities timedtext ships, collapse whitespace.
403 - $text = preg_replace('/<[^>]+>/', ' ', $xml);
404 - $text = html_entity_decode(html_entity_decode($text, ENT_QUOTES | ENT_HTML5, 'UTF-8'), ENT_QUOTES | ENT_HTML5, 'UTF-8');
405 - $text = trim(preg_replace('/\s+/u', ' ', $text));
406 -
407 - return $text;
408 -}
409 -
410 -public function mxchat_is_pdf_url($url, $response) {
411 - $content_type = wp_remote_retrieve_header($response, 'content-type');
412 - $file_extension = strtolower(pathinfo($url, PATHINFO_EXTENSION));
413 -
414 - // Check Content-Disposition header for .pdf filename (Google Drive sends this)
415 - $disposition = wp_remote_retrieve_header($response, 'content-disposition');
416 - $has_pdf_disposition = ! empty($disposition) && stripos($disposition, '.pdf') !== false;
417 -
418 - return strpos($content_type, 'pdf') !== false || $file_extension === 'pdf' || $has_pdf_disposition;
419 -}
420 -
421 -
422 -public function mxchat_handle_pdf_for_knowledge_base($pdf_url, $response, $bot_id = 'default') {
423 - if (!current_user_can('manage_options')) {
424 - return false;
425 - }
426 -
427 - $pdf_url = esc_url_raw($pdf_url);
428 - $upload_dir = wp_upload_dir();
429 -
430 - if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
431 - return false;
432 - }
433 -
434 - $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
435 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
436 -
437 - $response_body = wp_remote_retrieve_body($response);
438 - if (empty($response_body)) {
439 - return false;
440 - }
441 -
442 - if (!wp_mkdir_p(dirname($pdf_path))) {
443 - return false;
444 - }
445 -
446 - try {
447 - file_put_contents($pdf_path, $response_body);
448 -
449 - if (!file_exists($pdf_path)) {
450 - throw new Exception(__('Failed to save PDF file', 'mxchat'));
451 - }
452 -
453 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
454 -
455 - if ($total_pages === false || $total_pages < 1) {
456 - throw new Exception(__('Invalid PDF: Unable to parse or no pages found', 'mxchat'));
457 - }
458 -
459 - // Create unique queue ID
460 - $queue_id = 'pdf_' . md5($pdf_url . time());
461 -
462 - // Create array of pages to process
463 - $pages = array();
464 - for ($i = 1; $i <= $total_pages; $i++) {
465 - $pages[] = array(
466 - 'pdf_path' => $pdf_path,
467 - 'pdf_url' => $pdf_url,
468 - 'page_number' => $i,
469 - 'total_pages' => $total_pages
470 - );
471 - }
472 -
473 - // Add pages to queue
474 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
475 -
476 - if ($queued_count === 0) {
477 - wp_delete_file($pdf_path);
478 - throw new Exception(__('Failed to add PDF pages to processing queue', 'mxchat'));
479 - }
480 -
481 - // Store queue metadata
482 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $pdf_url);
483 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'pdf');
484 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_pages);
485 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
486 - $this->mxchat_set_queue_meta($queue_id, 'pdf_path', $pdf_path);
487 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
488 -
489 - // Store queue ID in transient for status tracking
490 - set_transient('mxchat_active_queue_pdf', $queue_id, DAY_IN_SECONDS);
491 - set_transient('mxchat_last_pdf_url', $pdf_url, DAY_IN_SECONDS);
492 -
493 - return 'queued';
494 -
495 - } catch (Exception $e) {
496 - if (file_exists($pdf_path)) {
497 - wp_delete_file($pdf_path);
498 - }
499 - return $e->getMessage();
500 - }
501 -}
502 -
503 -/**
504 - * Handle direct PDF file upload from the knowledge base page
505 - */
506 -public function mxchat_handle_pdf_file_submission() {
507 - if (!isset($_POST['submit_pdf_file']) || !current_user_can('manage_options')) {
508 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
509 - }
510 -
511 - check_admin_referer('mxchat_submit_pdf_file_action', 'mxchat_submit_pdf_file_nonce');
512 -
513 - $redirect_url = admin_url('admin.php?page=mxchat-prompts');
514 -
515 - // Validate file upload
516 - if (empty($_FILES['pdf_file']) || $_FILES['pdf_file']['error'] !== UPLOAD_ERR_OK) {
517 - $error_code = isset($_FILES['pdf_file']['error']) ? $_FILES['pdf_file']['error'] : UPLOAD_ERR_NO_FILE;
518 - $error_messages = array(
519 - UPLOAD_ERR_INI_SIZE => __('The uploaded file exceeds the server upload_max_filesize limit.', 'mxchat'),
520 - UPLOAD_ERR_FORM_SIZE => __('The uploaded file exceeds the form MAX_FILE_SIZE limit.', 'mxchat'),
521 - UPLOAD_ERR_PARTIAL => __('The file was only partially uploaded.', 'mxchat'),
522 - UPLOAD_ERR_NO_FILE => __('No file was uploaded. Please select a PDF file.', 'mxchat'),
523 - UPLOAD_ERR_NO_TMP_DIR => __('Server missing temporary folder.', 'mxchat'),
524 - UPLOAD_ERR_CANT_WRITE => __('Server failed to write file to disk.', 'mxchat'),
525 - );
526 - $error_msg = isset($error_messages[$error_code]) ? $error_messages[$error_code] : __('Unknown upload error.', 'mxchat');
527 - set_transient('mxchat_admin_notice_error', $error_msg, 30);
528 - wp_safe_redirect(esc_url($redirect_url));
529 - exit;
530 - }
531 -
532 - $file = $_FILES['pdf_file'];
533 -
534 - // Validate MIME type
535 - $finfo = finfo_open(FILEINFO_MIME_TYPE);
536 - $mime_type = finfo_file($finfo, $file['tmp_name']);
537 - finfo_close($finfo);
538 -
539 - if ($mime_type !== 'application/pdf') {
540 - set_transient('mxchat_admin_notice_error',
541 - esc_html__('Invalid file type. Only PDF files are accepted.', 'mxchat'),
542 - 30
543 - );
544 - wp_safe_redirect(esc_url($redirect_url));
545 - exit;
546 - }
547 -
548 - // Validate extension
549 - $ext = strtolower(pathinfo($file['name'], PATHINFO_EXTENSION));
550 - if ($ext !== 'pdf') {
551 - set_transient('mxchat_admin_notice_error',
552 - esc_html__('Invalid file extension. Only .pdf files are accepted.', 'mxchat'),
553 - 30
554 - );
555 - wp_safe_redirect(esc_url($redirect_url));
556 - exit;
557 - }
558 -
559 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
560 - $original_filename = sanitize_file_name($file['name']);
561 -
562 - $upload_dir = wp_upload_dir();
563 - if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
564 - set_transient('mxchat_admin_notice_error',
565 - esc_html__('WordPress upload directory is not writable.', 'mxchat'),
566 - 30
567 - );
568 - wp_safe_redirect(esc_url($redirect_url));
569 - exit;
570 - }
571 -
572 - $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
573 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
574 -
575 - if (!wp_mkdir_p(dirname($pdf_path))) {
576 - set_transient('mxchat_admin_notice_error',
577 - esc_html__('Failed to create upload directory.', 'mxchat'),
578 - 30
579 - );
580 - wp_safe_redirect(esc_url($redirect_url));
581 - exit;
582 - }
583 -
584 - // Move uploaded file
585 - if (!move_uploaded_file($file['tmp_name'], $pdf_path)) {
586 - set_transient('mxchat_admin_notice_error',
587 - esc_html__('Failed to save uploaded PDF file.', 'mxchat'),
588 - 30
589 - );
590 - wp_safe_redirect(esc_url($redirect_url));
591 - exit;
592 - }
593 -
594 - try {
595 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
596 -
597 - if ($total_pages === false || $total_pages < 1) {
598 - throw new Exception(__('Invalid PDF: Unable to parse or no pages found', 'mxchat'));
599 - }
600 -
601 - // Use original filename as the source identifier
602 - $source_label = 'upload://' . $original_filename;
603 -
604 - $queue_id = 'pdf_' . md5($source_label . time());
605 -
606 - $pages = array();
607 - for ($i = 1; $i <= $total_pages; $i++) {
608 - $pages[] = array(
609 - 'pdf_path' => $pdf_path,
610 - 'pdf_url' => $source_label,
611 - 'page_number' => $i,
612 - 'total_pages' => $total_pages,
613 - );
614 - }
615 -
616 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
617 -
618 - if ($queued_count === 0) {
619 - wp_delete_file($pdf_path);
620 - throw new Exception(__('Failed to add PDF pages to processing queue', 'mxchat'));
621 - }
622 -
623 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $source_label);
624 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'pdf');
625 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_pages);
626 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
627 - $this->mxchat_set_queue_meta($queue_id, 'pdf_path', $pdf_path);
628 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
629 -
630 - set_transient('mxchat_active_queue_pdf', $queue_id, DAY_IN_SECONDS);
631 - set_transient('mxchat_last_pdf_url', $source_label, DAY_IN_SECONDS);
632 -
633 - set_transient('mxchat_admin_notice_success',
634 - sprintf(
635 - esc_html__('PDF "%s" (%d pages) queued for processing. Processing will start automatically.', 'mxchat'),
636 - esc_html($original_filename),
637 - $total_pages
638 - ),
639 - 30
640 - );
641 -
642 - } catch (Exception $e) {
643 - if (file_exists($pdf_path)) {
644 - wp_delete_file($pdf_path);
645 - }
646 - set_transient('mxchat_admin_notice_error',
647 - esc_html__('Failed to process uploaded PDF: ', 'mxchat') . esc_html($e->getMessage()),
648 - 30
649 - );
650 - }
651 -
652 - wp_safe_redirect(esc_url($redirect_url));
653 - exit;
654 -}
655 -
656 -/**
657 - * Validate PDF and count pages with multiple parser attempts
658 - */
659 -private function mxchat_validate_and_count_pdf_pages($pdf_path) {
660 - // Method 1: Try with Smalot PDF Parser (your current method)
661 - try {
662 - mxchat_load_pdf_parser();
663 - $parser = new \Smalot\PdfParser\Parser();
664 - $pdf = $parser->parseFile($pdf_path);
665 - $pages = $pdf->getPages();
666 - $page_count = count($pages);
667 -
668 - if ($page_count > 0) {
669 - //error_log('PDF parsed successfully with Smalot parser: ' . $page_count . ' pages');
670 - return $page_count;
671 - }
672 - } catch (Exception $e) {
673 - //error_log('Smalot PDF parser failed: ' . $e->getMessage());
674 - }
675 -
676 - // Method 2: Try with pdfinfo command (if available)
677 - if (function_exists('shell_exec') && !$this->mxchat_is_shell_disabled()) {
678 - try {
679 - $command = 'pdfinfo ' . escapeshellarg($pdf_path) . ' 2>&1';
680 - $output = shell_exec($command);
681 -
682 - if ($output && preg_match('/Pages:\s*(\d+)/', $output, $matches)) {
683 - $page_count = intval($matches[1]);
684 - if ($page_count > 0) {
685 - //error_log('PDF parsed successfully with pdfinfo: ' . $page_count . ' pages');
686 - return $page_count;
687 - }
688 - }
689 - } catch (Exception $e) {
690 - //error_log('pdfinfo command failed: ' . $e->getMessage());
691 - }
692 - }
693 -
694 - // Method 3: Try to repair PDF and parse again
695 - try {
696 - $repaired_path = $this->mxchat_attempt_pdf_repair($pdf_path);
697 - if ($repaired_path && $repaired_path !== $pdf_path) {
698 - mxchat_load_pdf_parser();
699 - $parser = new \Smalot\PdfParser\Parser();
700 - $pdf = $parser->parseFile($repaired_path);
701 - $pages = $pdf->getPages();
702 - $page_count = count($pages);
703 -
704 - if ($page_count > 0) {
705 - // Replace original with repaired version
706 - copy($repaired_path, $pdf_path);
707 - unlink($repaired_path);
708 - //error_log('PDF repaired and parsed successfully: ' . $page_count . ' pages');
709 - return $page_count;
710 - }
711 -
712 - // Clean up repaired file if it didn't work
713 - unlink($repaired_path);
714 - }
715 - } catch (Exception $e) {
716 - //error_log('PDF repair attempt failed: ' . $e->getMessage());
717 - }
718 -
719 - // Method 4: Manual PDF structure analysis (basic page count)
720 - try {
721 - $page_count = $this->mxchat_manual_pdf_page_count($pdf_path);
722 - if ($page_count > 0) {
723 - //error_log('PDF page count determined manually: ' . $page_count . ' pages');
724 - return $page_count;
725 - }
726 - } catch (Exception $e) {
727 - //error_log('Manual PDF analysis failed: ' . $e->getMessage());
728 - }
729 -
730 - //error_log('All PDF parsing methods failed for: ' . $pdf_path);
731 - return false;
732 -}
733 -
734 -/**
735 - * Check if shell_exec is disabled
736 - */
737 -private function mxchat_is_shell_disabled() {
738 - $disabled = explode(',', ini_get('disable_functions'));
739 - return in_array('shell_exec', $disabled);
740 -}
741 -
742 -/**
743 - * Attempt to repair PDF using basic methods
744 - */
745 -private function mxchat_attempt_pdf_repair($pdf_path) {
746 - try {
747 - $content = file_get_contents($pdf_path);
748 - if (!$content) {
749 - return false;
750 - }
751 -
752 - // Check if PDF starts with proper header
753 - if (substr($content, 0, 4) !== '%PDF') {
754 - // Try to find PDF header in the content
755 - $header_pos = strpos($content, '%PDF');
756 - if ($header_pos !== false && $header_pos < 1024) {
757 - // Remove junk before PDF header
758 - $content = substr($content, $header_pos);
759 - $repaired_path = $pdf_path . '.repaired';
760 - file_put_contents($repaired_path, $content);
761 - return $repaired_path;
762 - }
763 - }
764 -
765 - // Check for EOF marker
766 - $content = rtrim($content);
767 - if (!preg_match('/%%EOF\s*$/', $content)) {
768 - // Add EOF marker if missing
769 - $content .= "\n%%EOF";
770 - $repaired_path = $pdf_path . '.repaired';
771 - file_put_contents($repaired_path, $content);
772 - return $repaired_path;
773 - }
774 -
775 - } catch (Exception $e) {
776 - //error_log('PDF repair error: ' . $e->getMessage());
777 - }
778 -
779 - return false;
780 -}
781 -
782 -/**
783 - * Manual PDF page counting by analyzing PDF structure
784 - */
785 -private function mxchat_manual_pdf_page_count($pdf_path) {
786 - try {
787 - $content = file_get_contents($pdf_path);
788 - if (!$content) {
789 - return 0;
790 - }
791 -
792 - // Method 1: Count /Type /Page objects
793 - $page_count = preg_match_all('/\/Type\s*\/Page[^s]/', $content);
794 - if ($page_count > 0) {
795 - return $page_count;
796 - }
797 -
798 - // Method 2: Look for /Count in pages object
799 - if (preg_match('/\/Type\s*\/Pages.*?\/Count\s+(\d+)/', $content, $matches)) {
800 - return intval($matches[1]);
801 - }
802 -
803 - // Method 3: Count page references
804 - $page_count = preg_match_all('/\d+\s+0\s+obj\s*<<[^>]*\/Type\s*\/Page/', $content);
805 - if ($page_count > 0) {
806 - return $page_count;
807 - }
808 -
809 - } catch (Exception $e) {
810 - //error_log('Manual PDF analysis error: ' . $e->getMessage());
811 - }
812 -
813 - return 0;
814 -}
815 -
816 -
817 -public function mxchat_save_inline_prompt() {
818 - // DEBUG: Log what we're receiving
819 - //error_log('=== MXCHAT DEBUG ===');
820 - //error_log('POST data: ' . print_r($_POST, true));
821 - //error_log('Nonce from POST: ' . ($_POST['_ajax_nonce'] ?? 'NOT FOUND'));
822 -
823 - // Check for nonce security
824 - check_ajax_referer('mxchat_save_inline_nonce', '_ajax_nonce');
825 -
826 - // If we get here, nonce passed
827 - //error_log('Nonce verification PASSED');
828 -
829 - // Verify permissions
830 - if (!current_user_can('manage_options')) {
831 - wp_send_json_error(esc_html__('Permission denied.', 'mxchat'));
832 - return;
833 - }
834 -
835 - global $wpdb;
836 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
837 -
838 - // Validate and sanitize input data
839 - $prompt_id = isset($_POST['id']) ? absint($_POST['id']) : 0;
840 - $article_content = isset($_POST['article_content']) ? wp_kses_post(wp_unslash($_POST['article_content'])) : '';
841 - $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
842 -
843 - if ($prompt_id > 0 && !empty($article_content)) {
844 - // Re-generate the embedding vector for the updated content
845 - $embedding_vector = $this->mxchat_generate_embedding($article_content);
846 - if (is_array($embedding_vector)) {
847 - // Serialize the embedding vector before storing it
848 - $embedding_vector_serialized = serialize($embedding_vector);
849 - // Update the prompt in the database
850 - $updated = $wpdb->update(
851 - $table_name,
852 - array(
853 - 'article_content' => $article_content,
854 - 'embedding_vector' => $embedding_vector_serialized,
855 - 'source_url' => $article_url,
856 - ),
857 - array('id' => $prompt_id),
858 - array('%s', '%s', '%s'),
859 - array('%d')
860 - );
861 - if ($updated !== false) {
862 - wp_send_json_success();
863 - } else {
864 - MxChat_Admin::mxchat_log_debug('knowledge_error', 'Database update failed when saving knowledge entry');
865 - wp_send_json_error(esc_html__('Database update failed.', 'mxchat'));
866 - }
867 - } else {
868 - MxChat_Admin::mxchat_log_debug('embedding_error', 'Embedding generation failed for knowledge entry');
869 - wp_send_json_error(esc_html__('Embedding generation failed.', 'mxchat'));
870 - }
871 - } else {
872 - wp_send_json_error(esc_html__('Invalid data.', 'mxchat'));
873 - }
874 -}
875 -
876 -
877 -/**
878 - * AJAX: Get full content for editing — reassembles chunks if needed.
879 - * Works for both WordPress DB and Pinecone entries.
880 - */
881 -public function ajax_mxchat_get_entry_content() {
882 - check_ajax_referer('mxchat_edit_entry_nonce', 'nonce');
883 -
884 - if ( ! current_user_can('manage_options') ) {
885 - wp_send_json_error( array( 'message' => 'Permission denied.' ) );
886 - }
887 -
888 - $source_url = isset($_POST['source_url']) ? sanitize_text_field( wp_unslash($_POST['source_url']) ) : '';
889 - $entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
890 - $data_source = isset($_POST['data_source']) ? sanitize_key($_POST['data_source']) : 'wordpress';
891 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
892 -
893 - if ( $data_source === 'pinecone' ) {
894 - // Pinecone: fetch vectors by source_url, reassemble chunks
895 - $content = $this->get_pinecone_entry_content( $source_url, $entry_id, $bot_id );
896 - } else {
897 - // WordPress DB
898 - $content = $this->get_wordpress_entry_content( $source_url, $entry_id );
899 - }
900 -
901 - if ( is_wp_error( $content ) ) {
902 - wp_send_json_error( array( 'message' => $content->get_error_message() ) );
903 - }
904 -
905 - wp_send_json_success( $content );
906 -}
907 -
908 -/**
909 - * Get content from WordPress DB — reassembles chunks by source_url.
910 - */
911 -private function get_wordpress_entry_content( $source_url, $entry_id ) {
912 - global $wpdb;
913 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
914 -
915 - // If we have a source_url, check for chunks
916 - if ( ! empty( $source_url ) && strpos( $source_url, 'mxchat://' ) !== 0 ) {
917 - $rows = $wpdb->get_results( $wpdb->prepare(
918 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE source_url = %s ORDER BY id ASC",
919 - $source_url
920 - ) );
921 -
922 - if ( $rows && count( $rows ) > 1 ) {
923 - // Multiple rows = chunked. Reassemble.
924 - $chunks = array();
925 - foreach ( $rows as $row ) {
926 - $parsed = MxChat_Chunker::parse_stored_chunk( $row->article_content );
927 - $index = isset( $parsed['metadata']['chunk_index'] ) ? intval( $parsed['metadata']['chunk_index'] ) : count( $chunks );
928 - $chunks[ $index ] = $parsed['text'];
929 - }
930 - ksort( $chunks );
931 - return array(
932 - 'content' => implode( "\n\n", $chunks ),
933 - 'source_url' => $source_url,
934 - 'is_chunked' => true,
935 - 'chunk_count' => count( $chunks ),
936 - 'content_type' => $rows[0]->content_type,
937 - );
938 - } elseif ( $rows && count( $rows ) === 1 ) {
939 - $parsed = MxChat_Chunker::parse_stored_chunk( $rows[0]->article_content );
940 - return array(
941 - 'content' => $parsed['text'],
942 - 'source_url' => $source_url,
943 - 'entry_id' => $rows[0]->id,
944 - 'is_chunked' => false,
945 - 'content_type' => $rows[0]->content_type,
946 - );
947 - }
948 - }
949 -
950 - // Fallback: fetch by ID
951 - if ( $entry_id > 0 ) {
952 - $row = $wpdb->get_row( $wpdb->prepare(
953 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE id = %d",
954 - $entry_id
955 - ) );
956 - if ( $row ) {
957 - $parsed = MxChat_Chunker::parse_stored_chunk( $row->article_content );
958 - return array(
959 - 'content' => $parsed['text'],
960 - 'source_url' => $row->source_url,
961 - 'entry_id' => $row->id,
962 - 'is_chunked' => false,
963 - 'content_type' => $row->content_type,
964 - );
965 - }
966 - }
967 -
968 - return new WP_Error( 'not_found', 'Entry not found.' );
969 -}
970 -
971 -/**
972 - * Get content from Pinecone — fetches vectors by source_url, reassembles chunks.
973 - */
974 -private function get_pinecone_entry_content( $source_url, $entry_id, $bot_id ) {
975 - if ( ! class_exists('MxChat_Pinecone_Manager') ) {
976 - return new WP_Error( 'pinecone_unavailable', 'Pinecone manager not available.' );
977 - }
978 -
979 - // Get Pinecone config
980 - if ( $bot_id === 'default' || ! class_exists('MxChat_Multi_Bot_Manager') ) {
981 - $pinecone_options = get_option('mxchat_pinecone_addon_options');
982 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
983 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
984 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
985 - } else {
986 - $bot_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
987 - $api_key = $bot_config['api_key'] ?? '';
988 - $host = $bot_config['host'] ?? '';
989 - $namespace = $bot_config['namespace'] ?? '';
990 - }
991 -
992 - if ( empty($host) || empty($api_key) ) {
993 - return new WP_Error( 'pinecone_config', 'Pinecone not configured.' );
994 - }
995 -
996 - // List vectors with the source_url prefix
997 - $base_id = md5( $source_url );
998 - $vector_ids = array( $base_id );
999 -
1000 - // Find chunk vectors
1001 - $list_url = "https://{$host}/vectors/list";
1002 - $list_body = array( 'prefix' => $base_id . '_chunk_', 'limit' => 100 );
1003 - if ( ! empty($namespace) ) {
1004 - $list_body['namespace'] = $namespace;
1005 - }
1006 -
1007 - $list_resp = wp_remote_post( $list_url, array(
1008 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
1009 - 'body' => wp_json_encode( $list_body ),
1010 - 'timeout' => 15,
1011 - ) );
1012 -
1013 - if ( ! is_wp_error($list_resp) ) {
1014 - $list_data = json_decode( wp_remote_retrieve_body($list_resp), true );
1015 - if ( ! empty($list_data['vectors']) ) {
1016 - foreach ( $list_data['vectors'] as $v ) {
1017 - $vector_ids[] = $v['id'];
1018 - }
1019 - }
1020 - }
1021 -
1022 - // Fetch vectors with metadata
1023 - $fetch_url = "https://{$host}/vectors/fetch";
1024 - $fetch_body = array( 'ids' => $vector_ids );
1025 - if ( ! empty($namespace) ) {
1026 - $fetch_body['namespace'] = $namespace;
1027 - }
1028 -
1029 - $fetch_resp = wp_remote_post( $fetch_url, array(
1030 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
1031 - 'body' => wp_json_encode( $fetch_body ),
1032 - 'timeout' => 15,
1033 - ) );
1034 -
1035 - if ( is_wp_error($fetch_resp) ) {
1036 - return new WP_Error( 'pinecone_fetch', 'Failed to fetch from Pinecone.' );
1037 - }
1038 -
1039 - $fetch_data = json_decode( wp_remote_retrieve_body($fetch_resp), true );
1040 - $vectors = $fetch_data['vectors'] ?? array();
1041 -
1042 - if ( empty($vectors) ) {
1043 - return new WP_Error( 'not_found', 'Entry not found in Pinecone.' );
1044 - }
1045 -
1046 - // Reassemble chunks
1047 - $chunks = array();
1048 - $content_type = 'content';
1049 - foreach ( $vectors as $vid => $vector ) {
1050 - $meta = $vector['metadata'] ?? array();
1051 - $text = $meta['text'] ?? '';
1052 - $index = $meta['chunk_index'] ?? 0;
1053 - $content_type = $meta['type'] ?? 'content';
1054 - $chunks[ intval($index) ] = $text;
1055 - }
1056 - ksort( $chunks );
1057 -
1058 - return array(
1059 - 'content' => implode( "\n\n", $chunks ),
1060 - 'source_url' => $source_url,
1061 - 'is_chunked' => count($chunks) > 1,
1062 - 'chunk_count' => count($chunks),
1063 - 'content_type' => $content_type,
1064 - );
1065 -}
1066 -
1067 -/**
1068 - * AJAX: Inspect a knowledge entry — returns the per-chunk stored text + metadata
1069 - * WITHOUT collapsing it, so a site owner can see exactly what was indexed for an
1070 - * entry (plan-mxchat-20260628-d8cb4b). READ-ONLY: never re-embeds or mutates.
1071 - */
1072 -public function ajax_mxchat_inspect_entry() {
1073 - check_ajax_referer('mxchat_inspect_entry_nonce', 'nonce');
1074 -
1075 - if ( ! current_user_can('manage_options') ) {
1076 - wp_send_json_error( array( 'message' => esc_html__('Permission denied.', 'mxchat') ) );
1077 - }
1078 -
1079 - $source_url = isset($_POST['source_url']) ? sanitize_text_field( wp_unslash($_POST['source_url']) ) : '';
1080 - $entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
1081 - $data_source = isset($_POST['data_source']) ? sanitize_key($_POST['data_source']) : 'wordpress';
1082 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
1083 -
1084 - if ( $data_source === 'pinecone' ) {
1085 - $result = $this->inspect_pinecone_entry( $source_url, $entry_id, $bot_id );
1086 - } else {
1087 - $result = $this->inspect_wordpress_entry( $source_url, $entry_id );
1088 - }
1089 -
1090 - if ( is_wp_error( $result ) ) {
1091 - wp_send_json_error( array( 'message' => $result->get_error_message() ) );
1092 - }
1093 -
1094 - wp_send_json_success( $result );
1095 -}
1096 -
1097 -/**
1098 - * Read-only inspector for WordPress-DB entries. Mirrors get_wordpress_entry_content()
1099 - * but returns each STORED chunk's exact text + length (no implode), plus the assembled
1100 - * embedded text. This shows what is actually in the index, not a re-derivation from the post.
1101 - */
1102 -private function inspect_wordpress_entry( $source_url, $entry_id ) {
1103 - global $wpdb;
1104 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
1105 -
1106 - $rows = array();
1107 -
1108 - // Group by the real stored source_url — this INCLUDES "mxchat://" manual
1109 - // Direct Content entries (the spec's manual-entry case), which share one
1110 - // source_url across their chunk rows. Only the synthetic "_ungrouped_<id>"
1111 - // display key (invented by the table view for rows with no source_url) is
1112 - // excluded; those fall through to the entry_id lookup below.
1113 - if ( ! empty( $source_url ) && strpos( $source_url, '_ungrouped_' ) !== 0 ) {
1114 - $rows = $wpdb->get_results( $wpdb->prepare(
1115 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE source_url = %s ORDER BY id ASC",
1116 - $source_url
1117 - ) );
1118 - }
1119 -
1120 - // Fallback / manual "Direct Content" entries: fetch the single row by id.
1121 - if ( empty( $rows ) && $entry_id > 0 ) {
1122 - $row = $wpdb->get_row( $wpdb->prepare(
1123 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE id = %d",
1124 - $entry_id
1125 - ) );
1126 - if ( $row ) {
1127 - $rows = array( $row );
1128 - }
1129 - }
1130 -
1131 - if ( empty( $rows ) ) {
1132 - return new WP_Error( 'not_found', esc_html__('Entry not found in the local knowledge database.', 'mxchat') );
1133 - }
1134 -
1135 - $chunks = array();
1136 - $content_type = '';
1137 - foreach ( $rows as $row ) {
1138 - $parsed = MxChat_Chunker::parse_stored_chunk( $row->article_content );
1139 - $text = isset( $parsed['text'] ) ? $parsed['text'] : '';
1140 - $index = isset( $parsed['metadata']['chunk_index'] ) ? intval( $parsed['metadata']['chunk_index'] ) : count( $chunks );
1141 - $content_type = $row->content_type;
1142 - $chunks[] = array(
1143 - 'index' => $index,
1144 - 'text' => $text,
1145 - 'length' => function_exists('mb_strlen') ? mb_strlen( $text ) : strlen( $text ),
1146 - 'row_id' => intval( $row->id ),
1147 - );
1148 - }
1149 -
1150 - usort( $chunks, function( $a, $b ) { return $a['index'] - $b['index']; } );
1151 -
1152 - $assembled = implode( "\n\n", wp_list_pluck( $chunks, 'text' ) );
1153 -
1154 - return array(
1155 - 'store' => 'wordpress',
1156 - 'source_url' => $source_url,
1157 - 'content_type' => $content_type,
1158 - 'is_chunked' => count( $chunks ) > 1,
1159 - 'chunk_count' => count( $chunks ),
1160 - 'assembled' => $assembled,
1161 - 'assembled_length' => function_exists('mb_strlen') ? mb_strlen( $assembled ) : strlen( $assembled ),
1162 - 'chunks' => array_values( $chunks ),
1163 - // WP-DB storage carries no separate vector metadata; surface that fact
1164 - // rather than letting the owner guess (the spec's taxonomy question).
1165 - 'metadata' => array(),
1166 - 'metadata_note' => esc_html__('Stored in the local WordPress database. Only the assembled text shown here is embedded — there are no separate vector metadata fields (e.g. taxonomy terms are not stored unless they were injected into the text itself).', 'mxchat'),
1167 - );
1168 -}
1169 -
1170 -/**
1171 - * Read-only inspector for Pinecone entries. Mirrors get_pinecone_entry_content()
1172 - * but keeps each vector's text + metadata instead of imploding, so the owner can
1173 - * confirm exactly which metadata fields (text/source_url/type/last_updated/created_at/bot_id)
1174 - * are present per chunk. READ-ONLY.
1175 - */
1176 -private function inspect_pinecone_entry( $source_url, $entry_id, $bot_id ) {
1177 - if ( ! class_exists('MxChat_Pinecone_Manager') ) {
1178 - return new WP_Error( 'pinecone_unavailable', esc_html__('Pinecone manager not available.', 'mxchat') );
1179 - }
1180 -
1181 - if ( $bot_id === 'default' || ! class_exists('MxChat_Multi_Bot_Manager') ) {
1182 - $pinecone_options = get_option('mxchat_pinecone_addon_options');
1183 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
1184 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
1185 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
1186 - } else {
1187 - $bot_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
1188 - $api_key = $bot_config['api_key'] ?? '';
1189 - $host = $bot_config['host'] ?? '';
1190 - $namespace = $bot_config['namespace'] ?? '';
1191 - }
1192 -
1193 - if ( empty($host) || empty($api_key) ) {
1194 - return new WP_Error( 'pinecone_config', esc_html__('Pinecone not configured.', 'mxchat') );
1195 - }
1196 -
1197 - $base_id = md5( $source_url );
1198 - $vector_ids = array( $base_id );
1199 -
1200 - $list_url = "https://{$host}/vectors/list";
1201 - $list_body = array( 'prefix' => $base_id . '_chunk_', 'limit' => 100 );
1202 - if ( ! empty($namespace) ) {
1203 - $list_body['namespace'] = $namespace;
1204 - }
1205 -
1206 - $list_resp = wp_remote_post( $list_url, array(
1207 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
1208 - 'body' => wp_json_encode( $list_body ),
1209 - 'timeout' => 15,
1210 - ) );
1211 -
1212 - if ( ! is_wp_error($list_resp) ) {
1213 - $list_data = json_decode( wp_remote_retrieve_body($list_resp), true );
1214 - if ( ! empty($list_data['vectors']) ) {
1215 - foreach ( $list_data['vectors'] as $v ) {
1216 - $vector_ids[] = $v['id'];
1217 - }
1218 - }
1219 - }
1220 -
1221 - $fetch_url = "https://{$host}/vectors/fetch";
1222 - $fetch_body = array( 'ids' => $vector_ids );
1223 - if ( ! empty($namespace) ) {
1224 - $fetch_body['namespace'] = $namespace;
1225 - }
1226 -
1227 - $fetch_resp = wp_remote_post( $fetch_url, array(
1228 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
1229 - 'body' => wp_json_encode( $fetch_body ),
1230 - 'timeout' => 15,
1231 - ) );
1232 -
1233 - if ( is_wp_error($fetch_resp) ) {
1234 - return new WP_Error( 'pinecone_fetch', esc_html__('Failed to fetch from Pinecone.', 'mxchat') );
1235 - }
1236 -
1237 - $fetch_data = json_decode( wp_remote_retrieve_body($fetch_resp), true );
1238 - $vectors = $fetch_data['vectors'] ?? array();
1239 -
1240 - if ( empty($vectors) ) {
1241 - return new WP_Error( 'not_found', esc_html__('Entry not found in Pinecone.', 'mxchat') );
1242 - }
1243 -
1244 - // Whitelisted metadata fields the spec calls out — shown so devs can confirm
1245 - // what is (and is NOT) stored per vector.
1246 - $meta_fields = array( 'text', 'source_url', 'type', 'last_updated', 'created_at', 'bot_id', 'chunk_index', 'total_chunks' );
1247 - $chunks = array();
1248 - $content_type = '';
1249 - foreach ( $vectors as $vid => $vector ) {
1250 - $meta = isset($vector['metadata']) && is_array($vector['metadata']) ? $vector['metadata'] : array();
1251 - $text = $meta['text'] ?? '';
1252 - $index = isset($meta['chunk_index']) ? intval($meta['chunk_index']) : count($chunks);
1253 - $content_type = $meta['type'] ?? $content_type;
1254 -
1255 - $clean_meta = array();
1256 - foreach ( $meta_fields as $field ) {
1257 - if ( array_key_exists( $field, $meta ) && $field !== 'text' ) {
1258 - $clean_meta[ $field ] = is_scalar( $meta[ $field ] ) ? (string) $meta[ $field ] : wp_json_encode( $meta[ $field ] );
1259 - }
1260 - }
1261 -
1262 - $chunks[] = array(
1263 - 'index' => $index,
1264 - 'text' => $text,
1265 - 'length' => function_exists('mb_strlen') ? mb_strlen( $text ) : strlen( $text ),
1266 - 'vector_id' => (string) $vid,
1267 - 'metadata' => $clean_meta,
1268 - );
1269 - }
1270 -
1271 - usort( $chunks, function( $a, $b ) { return $a['index'] - $b['index']; } );
1272 -
1273 - $assembled = implode( "\n\n", wp_list_pluck( $chunks, 'text' ) );
1274 -
1275 - return array(
1276 - 'store' => 'pinecone',
1277 - 'source_url' => $source_url,
1278 - 'content_type' => $content_type,
1279 - 'is_chunked' => count( $chunks ) > 1,
1280 - 'chunk_count' => count( $chunks ),
1281 - 'assembled' => $assembled,
1282 - 'assembled_length' => function_exists('mb_strlen') ? mb_strlen( $assembled ) : strlen( $assembled ),
1283 - 'chunks' => array_values( $chunks ),
1284 - 'metadata' => array(),
1285 - 'metadata_note' => esc_html__('Stored in Pinecone. Each chunk above lists the vector metadata fields actually present — if a field you expect (such as taxonomy terms) is missing here, it was not stored as metadata and is only searchable if it appears in the embedded text.', 'mxchat'),
1286 - );
1287 -}
1288 -
1289 -/**
1290 - * AJAX: Save edited content — re-chunks and re-embeds as needed.
1291 - * Works for both WordPress DB and Pinecone entries.
1292 - */
1293 -public function ajax_mxchat_save_entry_content() {
1294 - check_ajax_referer('mxchat_edit_entry_nonce', 'nonce');
1295 -
1296 - if ( ! current_user_can('manage_options') ) {
1297 - wp_send_json_error( array( 'message' => 'Permission denied.' ) );
1298 - }
1299 -
1300 - $source_url = isset($_POST['source_url']) ? sanitize_text_field( wp_unslash($_POST['source_url']) ) : '';
1301 - $entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
1302 - $content = isset($_POST['content']) ? wp_kses_post( wp_unslash($_POST['content']) ) : '';
1303 - $data_source = isset($_POST['data_source']) ? sanitize_key($_POST['data_source']) : 'wordpress';
1304 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
1305 - $content_type = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : 'content';
1306 -
1307 - if ( empty($content) ) {
1308 - wp_send_json_error( array( 'message' => 'Content cannot be empty.' ) );
1309 - }
1310 -
1311 - // Get the embedding API key
1312 - $options = get_option('mxchat_options', array());
1313 - $api_key = '';
1314 -
1315 - if ( $bot_id !== 'default' && class_exists('MxChat_Multi_Bot_Manager') ) {
1316 - $bot_options = apply_filters('mxchat_get_bot_options', array(), $bot_id);
1317 - $api_key = $bot_options['api_key'] ?? '';
1318 - }
1319 - if ( empty($api_key) ) {
1320 - $api_key = $options['api_key'] ?? '';
1321 - }
1322 -
1323 - global $wpdb;
1324 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
1325 -
1326 - // If source_url is empty but we have an entry_id, look it up
1327 - if ( empty($source_url) && $entry_id > 0 && $data_source === 'wordpress' ) {
1328 - $row = $wpdb->get_row( $wpdb->prepare( "SELECT source_url FROM {$table} WHERE id = %d", $entry_id ) );
1329 - if ( $row && ! empty($row->source_url) ) {
1330 - $source_url = $row->source_url;
1331 - }
1332 - }
1333 -
1334 - // For manual entries (no source_url or mxchat:// prefix), delete the old entry by ID first
1335 - // so submit_content_to_db creates a replacement instead of a duplicate
1336 - // Also treat legacy mxchat.ai source URLs as manual — old bug assigned the site URL to manual entries
1337 - $is_legacy_manual = !empty($source_url) && strpos($source_url, 'mxchat.ai') !== false && strpos($source_url, 'mxchat://') !== 0;
1338 - if ( $entry_id > 0 && (empty($source_url) || strpos($source_url, 'mxchat://') === 0 || $is_legacy_manual) ) {
1339 - $wpdb->delete( $table, array( 'id' => $entry_id ), array( '%d' ) );
1340 - // Clear legacy URL so submit_content_to_db generates a unique mxchat:// identifier
1341 - // instead of reusing the shared URL (which would mass-delete other entries with the same URL)
1342 - if ( $is_legacy_manual ) {
1343 - $source_url = '';
1344 - }
1345 - }
1346 -
1347 - // Use the existing submit_content_to_db which handles chunking, Pinecone, and WP DB
1348 - $vector_id = ! empty($source_url) ? md5($source_url) : md5('mxchat_manual_' . $entry_id);
1349 -
1350 - // submit_content_to_db already handles: delete old chunks → re-chunk → re-embed → store
1351 - $result = MxChat_Utils::submit_content_to_db( $content, $source_url, $api_key, $vector_id, $bot_id, $content_type );
1352 -
1353 - if ( is_wp_error($result) ) {
1354 - wp_send_json_error( array( 'message' => $result->get_error_message() ) );
1355 - }
1356 -
1357 - wp_send_json_success( array( 'message' => 'Content saved and re-embedded successfully.' ) );
1358 -}
1359 -
1360 -public function mxchat_get_pdf_processing_status($pdf_url) {
1361 - $pdf_url = esc_url_raw($pdf_url);
1362 - $status = get_transient(sanitize_key('mxchat_pdf_status_' . md5($pdf_url)));
1363 -
1364 - if (!$status || !is_array($status)) {
1365 - return false;
1366 - }
1367 -
1368 - // Check for stalled processing (no updates for 5 minutes)
1369 - if ($status['status'] === 'processing' && (time() - absint($status['last_update'])) > 300) {
1370 - $status['status'] = 'error';
1371 - $status['error'] = __('PDF processing appears to be stalled. No updates for over 5 minutes.', 'mxchat');
1372 -
1373 - // Save the updated status
1374 - set_transient(
1375 - sanitize_key('mxchat_pdf_status_' . md5($pdf_url)),
1376 - array_map('sanitize_text_field', $status),
1377 - DAY_IN_SECONDS
1378 - );
1379 - }
1380 -
1381 - $result = array(
1382 - 'total_pages' => absint($status['total_pages']),
1383 - 'processed_pages' => absint($status['processed_pages']),
1384 - 'failed_pages' => absint($status['failed_pages'] ?? 0),
1385 - 'percentage' => ($status['total_pages'] > 0)
1386 - ? round((absint($status['processed_pages']) / absint($status['total_pages'])) * 100)
1387 - : 0,
1388 - 'status' => sanitize_text_field($status['status']),
1389 - 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
1390 - 'failed_pages_list' => isset($status['failed_pages_list']) ? $status['failed_pages_list'] : array(),
1391 - 'completion_summary' => isset($status['completion_summary']) ? $status['completion_summary'] : null
1392 - );
1393 -
1394 - // Add error message if present
1395 - if (isset($status['error']) && !empty($status['error'])) {
1396 - $result['error'] = sanitize_text_field($status['error']);
1397 - }
1398 -
1399 - return $result;
1400 -}
1401 -
1402 -
1403 -public function mxchat_handle_sitemap_submission() {
1404 - // Check if the form was submitted and verify permissions
1405 - if (!isset($_POST['submit_sitemap']) || !current_user_can('manage_options')) {
1406 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
1407 - }
1408 -
1409 - // Verify nonce
1410 - check_admin_referer('mxchat_submit_sitemap_action', 'mxchat_submit_sitemap_nonce');
1411 -
1412 - // Validate URL
1413 - if (!isset($_POST['sitemap_url']) || empty($_POST['sitemap_url'])) {
1414 - set_transient('mxchat_admin_notice_error',
1415 - esc_html__('Please provide a valid URL.', 'mxchat'),
1416 - 30
1417 - );
1418 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1419 - exit;
1420 - }
1421 -
1422 - $submitted_url = esc_url_raw($_POST['sitemap_url']);
1423 -
1424 - // Convert Google Drive sharing URLs to direct download URLs
1425 - if ( strpos($submitted_url, 'drive.google.com') !== false ) {
1426 - $file_id = '';
1427 - if ( preg_match('/[?&]id=([a-zA-Z0-9_-]+)/', $submitted_url, $m) ) {
1428 - $file_id = $m[1];
1429 - } elseif ( preg_match('#/file/d/([a-zA-Z0-9_-]+)#', $submitted_url, $m) ) {
1430 - $file_id = $m[1];
1431 - }
1432 - if ( ! empty($file_id) ) {
1433 - $submitted_url = 'https://drive.google.com/uc?export=download&id=' . $file_id;
1434 - }
1435 - }
1436 -
1437 - // Get bot_id from form submission
1438 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
1439 -
1440 - // Get bot-specific options and validate the embedding decision —
1441 - // custom-provider-aware (plan cbd5fd).
1442 - $bot_options = $this->get_bot_options($bot_id);
1443 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
1444 -
1445 - $preflight = MxChat_Utils::embedding_preflight($options);
1446 - if (!$preflight['ok']) {
1447 - set_transient('mxchat_admin_notice_error', esc_html($preflight['reason']), 30);
1448 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1449 - exit;
1450 - }
1451 - $api_key = $preflight['api_key'];
1452 -
1453 - // Fetch URL — send an honest, versioned MXChat crawler UA (not a spoofed
1454 - // browser). Stale browser UAs are exactly what WAFs like SiteGround's
1455 - // ModSecurity flag as scrapers, 403-ing the fetch (including PDFs served
1456 - // from the site's own media library, which route through this same call).
1457 - // See mxchat_ingest_user_agent(). Accept is kept for content negotiation;
1458 - // the browser-only Accept-Language fingerprint is dropped so it stays
1459 - // coherent with a bot identity.
1460 - $response = wp_remote_get($submitted_url, array(
1461 - 'timeout' => 30,
1462 - 'sslverify' => false,
1463 - 'user-agent' => mxchat_ingest_user_agent(),
1464 - 'headers' => array(
1465 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
1466 - ),
1467 - ));
1468 -
1469 - if (is_wp_error($response) || wp_remote_retrieve_response_code($response) !== 200) {
1470 - $error_message = is_wp_error($response) ? $response->get_error_message() : 'HTTP Status: ' . wp_remote_retrieve_response_code($response);
1471 - set_transient('mxchat_admin_notice_error',
1472 - sprintf(
1473 - esc_html__('Failed to fetch the URL: %s', 'mxchat'),
1474 - esc_html($error_message)
1475 - ),
1476 - 30
1477 - );
1478 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1479 - exit;
1480 - }
1481 -
1482 - $content_type = wp_remote_retrieve_header($response, 'content-type');
1483 - $body_content = wp_remote_retrieve_body($response);
1484 -
1485 - if (empty($body_content)) {
1486 - set_transient('mxchat_admin_notice_error',
1487 - esc_html__('Empty response received from URL.', 'mxchat'),
1488 - 30
1489 - );
1490 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1491 - exit;
1492 - }
1493 -
1494 - // Handle PDF URL
1495 - if ($this->mxchat_is_pdf_url($submitted_url, $response)) {
1496 - $result = $this->mxchat_handle_pdf_for_knowledge_base($submitted_url, $response, $bot_id);
1497 -
1498 - if ($result === 'queued') {
1499 - set_transient('mxchat_admin_notice_success',
1500 - esc_html__('PDF queued for processing. Processing will start automatically.', 'mxchat'),
1501 - 30
1502 - );
1503 - } else {
1504 - set_transient('mxchat_admin_notice_error',
1505 - esc_html__('Failed to queue PDF processing: ', 'mxchat') . esc_html($result),
1506 - 30
1507 - );
1508 - }
1509 -
1510 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1511 - exit;
1512 - }
1513 -
1514 - // Handle Sitemap XML
1515 - if (strpos($content_type, 'xml') !== false || strpos($body_content, '<urlset') !== false) {
1516 - libxml_use_internal_errors(true);
1517 - $xml = simplexml_load_string($body_content);
1518 - $xml_errors = libxml_get_errors();
1519 - libxml_clear_errors();
1520 -
1521 - if ($xml === false || !empty($xml_errors)) {
1522 - set_transient('mxchat_admin_notice_error',
1523 - esc_html__('Invalid sitemap XML. Please provide a valid sitemap.', 'mxchat'),
1524 - 30
1525 - );
1526 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1527 - exit;
1528 - }
1529 -
1530 - $result = $this->mxchat_handle_sitemap_for_knowledge_base($xml, $submitted_url, $bot_id);
1531 -
1532 - if ($result === 'queued') {
1533 - set_transient('mxchat_admin_notice_success',
1534 - esc_html__('Sitemap queued for processing. Processing will start automatically.', 'mxchat'),
1535 - 30
1536 - );
1537 - } else {
1538 - // Surface the reason the handler already computed (embedding pre-flight,
1539 - // empty sitemap, queue failure). The old message pointed at the status
1540 - // area, which is empty on this path — nothing was ever queued.
1541 - if (is_string($result) && $result !== '') {
1542 - set_transient('mxchat_admin_notice_error',
1543 - esc_html__('Failed to queue sitemap processing: ', 'mxchat') . esc_html($result),
1544 - 30
1545 - );
1546 - } else {
1547 - set_transient('mxchat_admin_notice_error',
1548 - esc_html__('Failed to queue sitemap processing.', 'mxchat'),
1549 - 30
1550 - );
1551 - }
1552 - }
1553 -
1554 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1555 - exit;
1556 - }
1557 -
1558 - // Handle Regular URL (single page)
1559 - $page_content = $this->mxchat_extract_main_content($body_content);
1560 - $sanitized_content = $this->mxchat_sanitize_content_for_api($page_content);
1561 -
1562 - //error_log('[MXCHAT-URL-DEBUG] URL: ' . $submitted_url);
1563 - //error_log('[MXCHAT-URL-DEBUG] Extracted page_content length: ' . strlen($page_content));
1564 - //error_log('[MXCHAT-URL-DEBUG] Sanitized content length: ' . strlen($sanitized_content));
1565 - //error_log('[MXCHAT-URL-DEBUG] Content preview: ' . substr($sanitized_content, 0, 500));
1566 -
1567 - if (empty($sanitized_content)) {
1568 - set_transient('mxchat_admin_notice_error',
1569 - esc_html__('No valid content found on the provided URL.', 'mxchat'),
1570 - 30
1571 - );
1572 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1573 - exit;
1574 - }
1575 -
1576 - // For single URLs, process immediately using submit_content_to_db
1577 - // This handles chunking automatically for large content
1578 - $db_result = MxChat_Utils::submit_content_to_db(
1579 - $sanitized_content,
1580 - $submitted_url,
1581 - $api_key,
1582 - null,
1583 - $bot_id,
1584 - 'url' // content_type
1585 - );
1586 -
1587 - if (is_wp_error($db_result)) {
1588 - $error_message = esc_html__('Failed to store content in database: ', 'mxchat') . esc_html($db_result->get_error_message());
1589 - set_transient('mxchat_admin_notice_error', $error_message, 30);
1590 - } else {
1591 - $success_message = esc_html__('URL content successfully submitted!', 'mxchat');
1592 - set_transient('mxchat_admin_notice_success', $success_message, 30);
1593 - }
1594 -
1595 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1596 - exit;
1597 -}
1598 -
1599 -
1600 -public function mxchat_get_single_url_status() {
1601 - $status = get_transient('mxchat_single_url_status');
1602 - if (!$status) {
1603 - return null;
1604 - }
1605 -
1606 - // Add human-readable time
1607 - if (isset($status['timestamp'])) {
1608 - $status['human_time'] = human_time_diff(strtotime($status['timestamp']), current_time('timestamp')) . ' ' . __('ago', 'mxchat');
1609 - }
1610 -
1611 - return $status;
1612 -}
1613 -
1614 -public function mxchat_handle_sitemap_for_knowledge_base($xml, $sitemap_url, $bot_id = 'default') {
1615 - if (!current_user_can('manage_options')) {
1616 - return false;
1617 - }
1618 -
1619 - try {
1620 - $sitemap_url = esc_url_raw($sitemap_url);
1621 -
1622 - if (!$xml || !is_object($xml)) {
1623 - throw new Exception(__('Invalid XML object provided', 'mxchat'));
1624 - }
1625 -
1626 - // Get bot-specific embedding API for validation
1627 - $bot_options = $this->get_bot_options($bot_id);
1628 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
1629 -
1630 - // Test the embedding API before processing
1631 - $test_phrase = "Test embedding generation for MxChat";
1632 - $test_result = $this->mxchat_generate_embedding($test_phrase, $bot_id);
1633 -
1634 - if (is_string($test_result)) {
1635 - throw new Exception(__('Embedding API validation failed: ', 'mxchat') . $test_result);
1636 - }
1637 -
1638 - if (!is_array($test_result)) {
1639 - throw new Exception(__('Embedding API returned unexpected result type. Please check your configuration.', 'mxchat'));
1640 - }
1641 -
1642 - // Extract URLs from sitemap
1643 - $urls = array();
1644 - foreach ($xml->url as $url_element) {
1645 - $url = esc_url_raw((string)$url_element->loc);
1646 - if ($url) {
1647 - $urls[] = array('url' => $url);
1648 - }
1649 - }
1650 -
1651 - $total_urls = count($urls);
1652 -
1653 - if ($total_urls < 1) {
1654 - throw new Exception(__('No valid URLs found in sitemap', 'mxchat'));
1655 - }
1656 -
1657 - // Create unique queue ID
1658 - $queue_id = 'sitemap_' . md5($sitemap_url . time());
1659 -
1660 - // Add URLs to queue
1661 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'url', $urls, $bot_id);
1662 -
1663 - if ($queued_count === 0) {
1664 - throw new Exception(__('Failed to add URLs to processing queue', 'mxchat'));
1665 - }
1666 -
1667 - // Store queue metadata
1668 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $sitemap_url);
1669 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'sitemap');
1670 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_urls);
1671 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
1672 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
1673 -
1674 - // Store queue ID in transient for status tracking
1675 - set_transient('mxchat_active_queue_sitemap', $queue_id, DAY_IN_SECONDS);
1676 - set_transient('mxchat_last_sitemap_url', $sitemap_url, DAY_IN_SECONDS);
1677 -
1678 - return 'queued';
1679 -
1680 - } catch (Exception $e) {
1681 - $error_message = $e->getMessage();
1682 - //error_log(sprintf(esc_html__('Error preparing sitemap for processing: %s', 'mxchat'), esc_html($error_message)));
1683 -
1684 - return $error_message;
1685 - }
1686 -
1687 -}
1688 -
1689 -/**
1690 - * Remove shortcode tags but preserve the content inside them
1691 - * Example: [vc_column]Hello World[/vc_column] becomes "Hello World"
1692 - *
1693 - * @param string $content The content containing shortcodes
1694 - * @return string Content with shortcode tags removed but inner content preserved
1695 - */
1696 -private function strip_shortcode_tags_preserve_content($content) {
1697 - // Single-pass regex removes all shortcode brackets: [tag], [tag attr="val"], [/tag], [tag /]
1698 - // Content between tags is inherently preserved since only brackets are targeted
1699 - $result = preg_replace('/\[\/?\w[\w-]*[^\]]*\]/', '', $content);
1700 - return ($result !== null) ? $result : $content;
1701 -}
1702 -
1703 -public function mxchat_sanitize_content_for_api($content) {
1704 - //error_log('[MXCHAT-SANITIZE] Original content preview: ' . substr($content, 0, 500) . '...');
1705 -
1706 - // Remove shortcode tags but PRESERVE content inside them
1707 - $content = $this->strip_shortcode_tags_preserve_content($content);
1708 -
1709 - // Remove script, style tags, and HTML comments
1710 - $content = preg_replace('/<script\b[^>]*>(.*?)<\/script>/is', '', $content);
1711 - $content = preg_replace('/<style\b[^>]*>(.*?)<\/style>/is', '', $content);
1712 - $content = preg_replace('/<!--(.|\s)*?-->/', '', $content);
1713 -
1714 - // Remove all HTML tags and decode HTML entities
1715 - $content = wp_strip_all_tags($content);
1716 - $content = html_entity_decode($content, ENT_QUOTES | ENT_HTML5);
1717 -
1718 - // Normalize whitespace but preserve paragraph breaks
1719 - // First, normalize line endings to \n
1720 - $content = str_replace(["\r\n", "\r"], "\n", $content);
1721 - // Replace multiple spaces/tabs with single space, but preserve newlines
1722 - $content = preg_replace('/[ \t]+/', ' ', $content);
1723 - // Replace 3+ newlines with 2 newlines (max 2 blank lines)
1724 - $content = preg_replace('/\n{3,}/', "\n\n", $content);
1725 - // Trim each line
1726 - $lines = explode("\n", $content);
1727 - $lines = array_map('trim', $lines);
1728 - $content = implode("\n", $lines);
1729 - // Final trim
1730 - $content = trim($content);
1731 -
1732 - // Remove control characters (which can cause database issues) but preserve \n (0x0A) and \r (0x0D)
1733 - $content = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/u', '', $content);
1734 -
1735 - // Remove NULL bytes which can cause database errors
1736 - $content = str_replace("\0", "", $content);
1737 -
1738 - // Ensure valid UTF-8 encoding
1739 - $content = wp_check_invalid_utf8($content);
1740 -
1741 - // Remove extremely long runs with no whitespace (base64 blobs, minified JS).
1742 - // Counts CHARACTERS (/u), and never strips a run containing characters from a
1743 - // script written without spaces — Japanese, Chinese, Thai, Khmer, Lao, Myanmar —
1744 - // where a normal paragraph is legitimately one unbroken run.
1745 - $content = preg_replace_callback('/\S{300,}/u', function ($m) {
1746 - return preg_match('/[\p{Han}\p{Hiragana}\p{Katakana}\p{Thai}\p{Khmer}\p{Lao}\p{Myanmar}]/u', $m[0]) ? $m[0] : ' ';
1747 - }, $content);
1748 -
1749 - // Remove emoji/symbol blocks only — not the whole supplementary plane, which
1750 - // also holds CJK Extension B ideographs used in real Chinese/Japanese names
1751 - $content = preg_replace('/[\x{1F000}-\x{1F0FF}\x{1F300}-\x{1FAFF}]/u', '', $content);
1752 -
1753 - // Replace any remaining potentially problematic characters with spaces
1754 - // BUT preserve newlines by temporarily replacing them
1755 - $content = str_replace("\n", "NEWLINE_PLACEHOLDER", $content);
1756 - $content = preg_replace('/[^\p{L}\p{N}\p{P}\p{Z}\p{Sm}]/u', ' ', $content);
1757 - $content = str_replace("NEWLINE_PLACEHOLDER", "\n", $content);
1758 -
1759 - // Limit to reasonable length if needed (byte limit — MySQL TEXT is byte-sized,
1760 - // but cut on a character boundary so a multibyte char is never split mid-sequence)
1761 - $max_length = 65000; // Just under MySQL TEXT field limit
1762 - if (strlen($content) > $max_length) {
1763 - $content = mb_strcut($content, 0, $max_length, 'UTF-8');
1764 - }
1765 -
1766 - //error_log('[MXCHAT-SANITIZE] Sanitized content preview: ' . substr($content, 0, 500) . '...');
1767 - return $content;
1768 -}
1769 -public function mxchat_extract_main_content($html) {
1770 - if (empty($html)) {
1771 - return '';
1772 - }
1773 - try {
1774 - $dom = new DOMDocument;
1775 - libxml_use_internal_errors(true); // Suppress HTML parsing errors
1776 - @$dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'), LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
1777 - $xpath = new DOMXPath($dom);
1778 -
1779 - // For debugging purposes
1780 - $debugEnabled = true; // Set to true to enable debugging output
1781 - $debug = function($message) use ($debugEnabled) {
1782 - if ($debugEnabled) {
1783 - //error_log('[MXCHAT-EXTRACT-DEBUG] ' . $message);
1784 - }
1785 - };
1786 -
1787 - // Direct targeting for Gerow theme posts
1788 - $post_text = $xpath->query('//div[contains(@class, "post-text")]');
1789 - if ($post_text && $post_text->length > 0) {
1790 - $debug("Found post-text directly");
1791 - $content = '';
1792 - foreach ($post_text as $node) {
1793 - $content .= $dom->saveHTML($node);
1794 - }
1795 - if (!empty($content)) {
1796 - $debug("Returning post-text content");
1797 - return $content;
1798 - }
1799 - }
1800 -
1801 - // Try to get the blog details content which contains the post-text
1802 - $blog_details = $xpath->query('//div[contains(@class, "blog-details-content")]');
1803 - if ($blog_details && $blog_details->length > 0) {
1804 - $debug("Found blog-details-content");
1805 - $content = '';
1806 - foreach ($blog_details as $node) {
1807 - $content .= $dom->saveHTML($node);
1808 - }
1809 - if (!empty($content)) {
1810 - $debug("Returning blog-details-content");
1811 - return $content;
1812 - }
1813 - }
1814 -
1815 - // Try to get the article which contains the blog details
1816 - $article = $xpath->query('//article[contains(@class, "blog-details-wrap")]');
1817 - if ($article && $article->length > 0) {
1818 - $debug("Found article with blog-details-wrap");
1819 - $content = '';
1820 - foreach ($article as $node) {
1821 - $content .= $dom->saveHTML($node);
1822 - }
1823 - if (!empty($content)) {
1824 - $debug("Returning article content");
1825 - return $content;
1826 - }
1827 - }
1828 -
1829 - // Try even broader with the blog-item-wrap
1830 - $blog_item = $xpath->query('//div[contains(@class, "blog-item-wrap")]');
1831 - if ($blog_item && $blog_item->length > 0) {
1832 - $debug("Found blog-item-wrap");
1833 - $content = '';
1834 - foreach ($blog_item as $node) {
1835 - $content .= $dom->saveHTML($node);
1836 - }
1837 - if (!empty($content)) {
1838 - $debug("Returning blog-item-wrap content");
1839 - return $content;
1840 - }
1841 - }
1842 -
1843 - // Specific Gerow theme path
1844 - $gerow_path = $xpath->query('//section[contains(@class, "blog-area")]//div[contains(@class, "post-text")]');
1845 - if ($gerow_path && $gerow_path->length > 0) {
1846 - $debug("Found Gerow theme path to post-text");
1847 - $content = '';
1848 - foreach ($gerow_path as $node) {
1849 - $content .= $dom->saveHTML($node);
1850 - }
1851 - if (!empty($content)) {
1852 - $debug("Returning Gerow post-text content");
1853 - return $content;
1854 - }
1855 - }
1856 -
1857 - // Generic blog post selectors
1858 - $selectors = [
1859 - // Blog post specific selectors
1860 - '//div[contains(@class, "post-text")]',
1861 - '//article[contains(@class, "blog-post-item")]//div[contains(@class, "post-text")]',
1862 - '//div[contains(@class, "blog-details-content")]',
1863 - '//article[contains(@class, "blog-details-wrap")]',
1864 - '//div[contains(@class, "entry-content")]',
1865 - '//div[contains(@class, "blog-content")]',
1866 - '//div[contains(@class, "blog-item-wrap")]',
1867 -
1868 - // More general content selectors
1869 - '//div[contains(@class, "page__content")]',
1870 - '//div[contains(@class, "elementor-widget-container")]',
1871 - '//div[contains(@class, "elementor-text-editor")]',
1872 - '//div[contains(@class, "elementor-widget-text-editor")]',
1873 - '//*[contains(@class, "entry-content")]',
1874 - '//*[contains(@class, "post-content")]',
1875 - '//*[contains(@class, "article-content")]',
1876 - '//*[@id="content"]',
1877 - '//*[@id="main-content"]',
1878 - '//section[contains(@class, "blog-area")]',
1879 - '//article',
1880 - '//main',
1881 - '//div[contains(@class, "content")]'
1882 - ];
1883 -
1884 - // First handle Elementor content - get only leaf widget containers to avoid duplicates
1885 - $debug("Checking for Elementor content");
1886 - // Get widget containers that are direct children of widgets (not nested inside other widget containers)
1887 - $elementor_widgets = $xpath->query('//div[contains(@class, "elementor-widget")]//div[contains(@class, "elementor-widget-container")]');
1888 - if ($elementor_widgets && $elementor_widgets->length > 0) {
1889 - $debug("Found Elementor widgets");
1890 - $seen_content = array(); // Track seen content to avoid duplicates
1891 - $combined_content = '';
1892 - foreach ($elementor_widgets as $widget) {
1893 - $widget_content = $dom->saveHTML($widget);
1894 - if (!empty($widget_content)) {
1895 - // Create a hash of the content to detect duplicates
1896 - $content_hash = md5($widget_content);
1897 - if (!isset($seen_content[$content_hash])) {
1898 - $seen_content[$content_hash] = true;
1899 - $combined_content .= $widget_content;
1900 - }
1901 - }
1902 - }
1903 - if (!empty($combined_content)) {
1904 - $debug("Returning Elementor content");
1905 - return $combined_content;
1906 - }
1907 - }
1908 -
1909 - // Try standard selectors one by one
1910 - foreach ($selectors as $selector) {
1911 - $debug("Trying selector: " . $selector);
1912 - $nodes = $xpath->query($selector);
1913 - if ($nodes && $nodes->length > 0) {
1914 - $debug("Found " . $nodes->length . " matches for selector: " . $selector);
1915 - // Only take the FIRST matching node to avoid duplicate content
1916 - // (pages often have nested or multiple containers with same class)
1917 - $content = $dom->saveHTML($nodes->item(0));
1918 - if (!empty($content)) {
1919 - $debug("Returning content from selector: " . $selector . " (first match only)");
1920 - return $content;
1921 - }
1922 - }
1923 - }
1924 -
1925 - // Manual regex fallback for post-text if DOM methods fail
1926 - $debug("Trying regex fallback");
1927 - if (preg_match('/<div class="post-text">(.*?)<\/div>\s*<\/div>\s*<\/div>/s', $html, $matches)) {
1928 - $debug("Found post-text via regex");
1929 - return '<div class="post-text">' . $matches[1] . '</div>';
1930 - }
1931 -
1932 - // Try to extract the blog section as a whole
1933 - $blog_section = $xpath->query('//section[contains(@class, "blog-area")]');
1934 - if ($blog_section && $blog_section->length > 0) {
1935 - $debug("Found blog-area section");
1936 - $content = '';
1937 - foreach ($blog_section as $node) {
1938 - $content .= $dom->saveHTML($node);
1939 - }
1940 - if (!empty($content)) {
1941 - $debug("Returning blog-area section content");
1942 - return $content;
1943 - }
1944 - }
1945 -
1946 - // Generic container selectors for non-CMS sites (like .asp pages)
1947 - $debug("Trying generic container selectors");
1948 - $generic_selectors = [
1949 - '//div[@id="main"]',
1950 - '//div[@id="wrapper"]',
1951 - '//div[@id="page"]',
1952 - '//div[@id="site-content"]',
1953 - '//div[contains(@class, "main-content")]',
1954 - '//div[contains(@class, "page-content")]',
1955 - '//div[contains(@class, "site-content")]',
1956 - ];
1957 -
1958 - foreach ($generic_selectors as $selector) {
1959 - $debug("Trying generic selector: " . $selector);
1960 - $nodes = $xpath->query($selector);
1961 - if ($nodes && $nodes->length > 0) {
1962 - $content = $dom->saveHTML($nodes->item(0));
1963 - if (!empty($content)) {
1964 - $debug("Returning content from generic selector: " . $selector);
1965 - return $content;
1966 - }
1967 - }
1968 - }
1969 -
1970 - // Paragraph-based content detection - find regions with substantial text
1971 - $debug("Trying paragraph-based content detection");
1972 - $paragraphs = $xpath->query('//p[string-length(normalize-space()) > 50]');
1973 - if ($paragraphs && $paragraphs->length >= 3) {
1974 - $debug("Found " . $paragraphs->length . " substantial paragraphs");
1975 - // Collect all substantial paragraphs and their content
1976 - $paragraph_content = '';
1977 - foreach ($paragraphs as $p) {
1978 - $paragraph_content .= $dom->saveHTML($p) . "\n";
1979 - }
1980 - if (!empty($paragraph_content)) {
1981 - $debug("Returning paragraph-based content");
1982 - return $paragraph_content;
1983 - }
1984 - }
1985 -
1986 - // Improved body fallback - strip nav/header/footer elements first
1987 - $debug("Using improved body fallback");
1988 - $body = $dom->getElementsByTagName('body');
1989 - if ($body->length > 0) {
1990 - // Clone the body to avoid modifying the original DOM
1991 - $body_clone = $body->item(0)->cloneNode(true);
1992 -
1993 - // Remove common non-content elements by tag name
1994 - $remove_tags = ['nav', 'header', 'footer', 'aside', 'script', 'style', 'noscript'];
1995 - foreach ($remove_tags as $tag) {
1996 - $elements = $body_clone->getElementsByTagName($tag);
1997 - // Iterate backwards to safely remove elements
1998 - for ($i = $elements->length - 1; $i >= 0; $i--) {
1999 - $el = $elements->item($i);
2000 - if ($el && $el->parentNode) {
2001 - $el->parentNode->removeChild($el);
2002 - }
2003 - }
2004 - }
2005 -
2006 - // Remove elements with common non-content class names using XPath on the cloned body
2007 - $temp_dom = new DOMDocument();
2008 - @$temp_dom->appendChild($temp_dom->importNode($body_clone, true));
2009 - $temp_xpath = new DOMXPath($temp_dom);
2010 -
2011 - $remove_class_patterns = [
2012 - '//*[contains(@class, "nav")]',
2013 - '//*[contains(@class, "menu")]',
2014 - '//*[contains(@class, "sidebar")]',
2015 - '//*[contains(@class, "footer")]',
2016 - '//*[contains(@class, "header")]',
2017 - '//*[contains(@id, "nav")]',
2018 - '//*[contains(@id, "menu")]',
2019 - '//*[contains(@id, "sidebar")]',
2020 - '//*[contains(@id, "footer")]',
2021 - '//*[contains(@id, "header")]',
2022 - ];
2023 -
2024 - foreach ($remove_class_patterns as $pattern) {
2025 - $elements = $temp_xpath->query($pattern);
2026 - if ($elements) {
2027 - for ($i = $elements->length - 1; $i >= 0; $i--) {
2028 - $el = $elements->item($i);
2029 - if ($el && $el->parentNode) {
2030 - $el->parentNode->removeChild($el);
2031 - }
2032 - }
2033 - }
2034 - }
2035 -
2036 - $cleaned_content = $temp_dom->saveHTML();
2037 - if (!empty($cleaned_content)) {
2038 - $debug("Returning cleaned body content");
2039 - return $cleaned_content;
2040 - }
2041 - }
2042 -
2043 - // Last resort: return the original HTML
2044 - $debug("Returning original HTML");
2045 - return $html;
2046 - } catch (Exception $e) {
2047 - //error_log('[MXCHAT-ERROR] Content extraction failed: ' . $e->getMessage());
2048 - return $html; // Return original HTML if parsing fails
2049 - } finally {
2050 - libxml_clear_errors();
2051 - }
2052 -}
2053 -public function mxchat_get_sitemap_processing_status($sitemap_url) {
2054 - $sitemap_url = esc_url_raw($sitemap_url);
2055 - $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
2056 - $status = get_transient($status_key);
2057 -
2058 - if (!$status || !is_array($status)) {
2059 - return false;
2060 - }
2061 -
2062 - // Auto-complete check: if all URLs are processed but status isn't complete
2063 - if (isset($status['processed_urls']) && isset($status['total_urls']) &&
2064 - $status['processed_urls'] >= $status['total_urls'] &&
2065 - isset($status['status']) && $status['status'] !== 'complete' &&
2066 - $status['status'] !== 'error') {
2067 -
2068 - // Mark as complete
2069 - $status['status'] = 'complete';
2070 - $status['processed_urls'] = $status['total_urls']; // Ensure exact match
2071 -
2072 - // Update the transient with the corrected status
2073 - set_transient($status_key, $status, DAY_IN_SECONDS);
2074 - }
2075 -
2076 - return array(
2077 - 'total_urls' => absint($status['total_urls']),
2078 - 'processed_urls' => absint($status['processed_urls']),
2079 - 'failed_urls' => absint($status['failed_urls'] ?? 0),
2080 - 'percentage' => ($status['total_urls'] > 0)
2081 - ? round((absint($status['processed_urls']) / absint($status['total_urls'])) * 100)
2082 - : 0,
2083 - 'status' => sanitize_text_field($status['status']),
2084 - 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
2085 - 'error' => isset($status['error']) ? sanitize_text_field($status['error']) : '',
2086 - 'last_error' => isset($status['last_error']) ? sanitize_text_field($status['last_error']) : '',
2087 - 'failed_urls_list' => isset($status['failed_urls_list']) ? $status['failed_urls_list'] : array()
2088 - );
2089 -}
2090 -
2091 -public function mxchat_ajax_get_status_updates() {
2092 - try {
2093 - // Verify the request
2094 - check_ajax_referer('mxchat_status_nonce', 'nonce');
2095 -
2096 - // Get active queue IDs
2097 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
2098 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
2099 -
2100 - $sitemap_status = false;
2101 - $pdf_status = false;
2102 -
2103 - // Get sitemap queue status
2104 - if ($sitemap_queue_id) {
2105 - $sitemap_status = $this->mxchat_get_queue_status_data($sitemap_queue_id, 'sitemap');
2106 - }
2107 -
2108 - // Get PDF queue status
2109 - if ($pdf_queue_id) {
2110 - $pdf_status = $this->mxchat_get_queue_status_data($pdf_queue_id, 'pdf');
2111 - }
2112 -
2113 - $is_active_processing =
2114 - ($sitemap_status && $sitemap_status['status'] === 'processing') ||
2115 - ($pdf_status && $pdf_status['status'] === 'processing');
2116 -
2117 - // Return JSON response with the status data
2118 - wp_send_json(array(
2119 - 'pdf_status' => $pdf_status,
2120 - 'sitemap_status' => $sitemap_status,
2121 - 'is_processing' => $is_active_processing,
2122 - 'sitemap_queue_id' => $sitemap_queue_id,
2123 - 'pdf_queue_id' => $pdf_queue_id
2124 - ));
2125 -
2126 - } catch (Exception $e) {
2127 - //error_log('MxChat Status Update Error: ' . $e->getMessage());
2128 -
2129 - wp_send_json_error(array(
2130 - 'message' => 'Error getting status updates: ' . $e->getMessage(),
2131 - 'status' => 'error'
2132 - ));
2133 - }
2134 -}
2135 -
2136 -/**
2137 - * Helper function to get queue status data
2138 - */
2139 -private function mxchat_get_queue_status_data($queue_id, $type = 'sitemap') {
2140 - global $wpdb;
2141 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
2142 -
2143 - // Get counts by status
2144 - $counts = $wpdb->get_results($wpdb->prepare(
2145 - "SELECT status, COUNT(*) as count
2146 - FROM $table_name
2147 - WHERE queue_id = %s
2148 - GROUP BY status",
2149 - $queue_id
2150 - ), OBJECT_K);
2151 -
2152 - $total = 0;
2153 - $completed = 0;
2154 - $failed = 0;
2155 - $processing = 0;
2156 - $pending = 0;
2157 -
2158 - foreach ($counts as $status => $data) {
2159 - $count = absint($data->count);
2160 - $total += $count;
2161 -
2162 - switch ($status) {
2163 - case 'completed':
2164 - $completed = $count;
2165 - break;
2166 - case 'failed':
2167 - $failed = $count;
2168 - break;
2169 - case 'processing':
2170 - $processing = $count;
2171 - break;
2172 - case 'pending':
2173 - $pending = $count;
2174 - break;
2175 - }
2176 - }
2177 -
2178 - if ($total === 0) {
2179 - return false;
2180 - }
2181 -
2182 - // Calculate percentage
2183 - $percentage = round((($completed + $failed) / $total) * 100);
2184 -
2185 - // Get failed items details (limit to 50)
2186 - $failed_items = array();
2187 - if ($failed > 0) {
2188 - $failed_results = $wpdb->get_results($wpdb->prepare(
2189 - "SELECT item_type, item_data, error_message, attempts, completed_at
2190 - FROM $table_name
2191 - WHERE queue_id = %s
2192 - AND status = 'failed'
2193 - AND attempts >= max_attempts
2194 - ORDER BY id DESC
2195 - LIMIT 50",
2196 - $queue_id
2197 - ));
2198 -
2199 - foreach ($failed_results as $item) {
2200 - $data = json_decode($item->item_data, true);
2201 - $url = $type === 'pdf' ? ($data['pdf_url'] ?? '') : ($data['url'] ?? '');
2202 -
2203 - $failed_items[] = array(
2204 - 'url' => $url,
2205 - 'page' => $type === 'pdf' ? ($data['page_number'] ?? 0) : 0,
2206 - 'error' => $item->error_message,
2207 - 'retries' => $item->attempts,
2208 - 'time' => strtotime($item->completed_at)
2209 - );
2210 - }
2211 - }
2212 -
2213 - // Get queue metadata
2214 - $source_url = $this->mxchat_get_queue_meta($queue_id, 'source_url');
2215 -
2216 - // Determine if queue is complete
2217 - $is_complete = ($pending === 0 && $processing === 0);
2218 -
2219 - // Get last update time
2220 - $last_update = $wpdb->get_var($wpdb->prepare(
2221 - "SELECT MAX(UNIX_TIMESTAMP(COALESCE(completed_at, started_at, created_at)))
2222 - FROM $table_name
2223 - WHERE queue_id = %s",
2224 - $queue_id
2225 - ));
2226 -
2227 - $last_update_text = $last_update ? human_time_diff($last_update, time()) . ' ' . __('ago', 'mxchat') : __('Just now', 'mxchat');
2228 -
2229 - // Format based on type
2230 - if ($type === 'pdf') {
2231 - return array(
2232 - 'total_pages' => $total,
2233 - 'processed_pages' => $completed + $failed,
2234 - 'failed_pages' => $failed,
2235 - 'percentage' => $percentage,
2236 - 'status' => $is_complete ? 'complete' : 'processing',
2237 - 'last_update' => $last_update_text,
2238 - 'failed_pages_list' => $failed_items,
2239 - 'pdf_url' => $source_url,
2240 - 'queue_id' => $queue_id
2241 - );
2242 - } else {
2243 - return array(
2244 - 'total_urls' => $total,
2245 - 'processed_urls' => $completed + $failed,
2246 - 'failed_urls' => $failed,
2247 - 'percentage' => $percentage,
2248 - 'status' => $is_complete ? 'complete' : 'processing',
2249 - 'last_update' => $last_update_text,
2250 - 'failed_urls_list' => $failed_items,
2251 - 'sitemap_url' => $source_url,
2252 - 'queue_id' => $queue_id
2253 - );
2254 - }
2255 -}
2256 -
2257 -/**
2258 - * Public method to get processing status for both sitemap and PDF queues
2259 - * Used by admin pages to display processing status
2260 - *
2261 - * @return array Array with 'sitemap_status', 'pdf_status', and 'is_processing' keys
2262 - */
2263 -public function mxchat_get_processing_statuses() {
2264 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
2265 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
2266 -
2267 - $sitemap_status = false;
2268 - $pdf_status = false;
2269 -
2270 - if ($sitemap_queue_id) {
2271 - $sitemap_status = $this->mxchat_get_queue_status_data($sitemap_queue_id, 'sitemap');
2272 - }
2273 -
2274 - if ($pdf_queue_id) {
2275 - $pdf_status = $this->mxchat_get_queue_status_data($pdf_queue_id, 'pdf');
2276 - }
2277 -
2278 - $is_processing =
2279 - ($sitemap_status && $sitemap_status['status'] === 'processing') ||
2280 - ($pdf_status && $pdf_status['status'] === 'processing');
2281 -
2282 - return array(
2283 - 'sitemap_status' => $sitemap_status,
2284 - 'pdf_status' => $pdf_status,
2285 - 'is_processing' => $is_processing
2286 - );
2287 -}
2288 -
2289 -/**
2290 - * AJAX handler to get recent knowledge entries for real-time table updates
2291 - * UPDATED: Now supports both WordPress DB and Pinecone data sources
2292 - */
2293 -public function ajax_mxchat_get_recent_entries() {
2294 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
2295 -
2296 - if (!current_user_can('manage_options')) {
2297 - wp_send_json_error(array('message' => 'Unauthorized'));
2298 - return;
2299 - }
2300 -
2301 - global $wpdb;
2302 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2303 -
2304 - // Get parameters
2305 - $last_id = isset($_POST['last_id']) ? absint($_POST['last_id']) : 0;
2306 - $limit = isset($_POST['limit']) ? min(absint($_POST['limit']), 50) : 10;
2307 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
2308 -
2309 - // Check if Pinecone is enabled for this bot
2310 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
2311 - $pinecone_options = $pinecone_manager ? $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id) : array();
2312 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2313 - $has_pinecone_api = !empty($pinecone_options['mxchat_pinecone_api_key']);
2314 -
2315 - if ($use_pinecone && $has_pinecone_api) {
2316 - // PINECONE DATA SOURCE - Get grouped entry count (not raw vector count)
2317 - // Use mxchat_fetch_pinecone_records which returns total_unique_entries
2318 - $records = $pinecone_manager->mxchat_fetch_pinecone_records($pinecone_options, '', 1, 10, $bot_id, '');
2319 - $total_count = $records['total'] ?? 0;
2320 -
2321 - // For Pinecone, we don't return individual entries during polling
2322 - // (entries are already displayed on page load via mxchat_fetch_pinecone_records)
2323 - // We just return the updated count
2324 - wp_send_json_success(array(
2325 - 'entries' => array(),
2326 - 'total_count' => absint($total_count),
2327 - 'max_id' => $last_id,
2328 - 'data_source' => 'pinecone'
2329 - ));
2330 - return;
2331 - }
2332 -
2333 - // WORDPRESS DB DATA SOURCE
2334 - // Build query to get entries newer than last_id
2335 - $where_clauses = array('1=1');
2336 - $where_values = array();
2337 -
2338 - if ($last_id > 0) {
2339 - $where_clauses[] = 'id > %d';
2340 - $where_values[] = $last_id;
2341 - }
2342 -
2343 - // Note: WordPress DB table doesn't have bot_id column
2344 - // Multi-bot filtering is handled via Pinecone namespaces
2345 -
2346 - $where_sql = implode(' AND ', $where_clauses);
2347 -
2348 - // Get recent entries
2349 - $query = "SELECT id, article_content, source_url, timestamp
2350 - FROM $table_name
2351 - WHERE $where_sql
2352 - ORDER BY id DESC
2353 - LIMIT %d";
2354 -
2355 - $where_values[] = $limit;
2356 -
2357 - $entries = $wpdb->get_results($wpdb->prepare($query, $where_values));
2358 -
2359 - // Get total count of GROUPED entries (by source_url) - matches pagination display
2360 - // Count unique source_urls (excluding mxchat:// internal refs) + count of ungrouped rows
2361 - $total_count = $wpdb->get_var(
2362 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} WHERE source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2363 - (SELECT COUNT(*) FROM {$table_name} WHERE source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')"
2364 - );
2365 -
2366 - // Format entries for response
2367 - $formatted_entries = array();
2368 - $preview_length = 150;
2369 - foreach ($entries as $entry) {
2370 - // Parse chunk metadata using the proper chunker method (same as initial page load)
2371 - if (class_exists('MxChat_Chunker')) {
2372 - $chunk_meta = MxChat_Chunker::parse_stored_chunk($entry->article_content);
2373 - $display_content = $chunk_meta['text'];
2374 - $chunk_metadata = $chunk_meta['metadata'];
2375 - } else {
2376 - $display_content = $entry->article_content;
2377 - $chunk_metadata = array();
2378 - }
2379 -
2380 - $content_preview = mb_strlen($display_content) > $preview_length
2381 - ? mb_substr($display_content, 0, $preview_length) . '...'
2382 - : $display_content;
2383 -
2384 - $formatted_entries[] = array(
2385 - 'id' => $entry->id,
2386 - 'preview' => esc_html($content_preview),
2387 - 'full_content' => wp_kses_post(wpautop($display_content)),
2388 - 'content_length' => mb_strlen($display_content),
2389 - 'preview_length' => $preview_length,
2390 - 'source_url' => $entry->source_url,
2391 - 'has_link' => !empty($entry->source_url) && strpos($entry->source_url, 'mxchat://') !== 0,
2392 - 'chunk_metadata' => $chunk_metadata,
2393 - 'bot_id' => $entry->bot_id ?? 'default',
2394 - 'edit_nonce' => wp_create_nonce('mxchat_edit_entry_nonce'),
2395 - 'delete_nonce' => wp_create_nonce('mxchat_delete_prompt_nonce')
2396 - );
2397 - }
2398 -
2399 - wp_send_json_success(array(
2400 - 'entries' => $formatted_entries,
2401 - 'total_count' => absint($total_count),
2402 - 'max_id' => !empty($entries) ? $entries[0]->id : $last_id,
2403 - 'data_source' => 'wordpress'
2404 - ));
2405 -}
2406 -
2407 -/**
2408 - * Get Pinecone total count from stats API
2409 - * Helper function for ajax_mxchat_get_recent_entries
2410 - */
2411 -private function mxchat_get_pinecone_count_from_stats($pinecone_options) {
2412 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2413 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
2414 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
2415 -
2416 - if (empty($api_key) || empty($host)) {
2417 - return 0;
2418 - }
2419 -
2420 - try {
2421 - $stats_url = "https://{$host}/describe_index_stats";
2422 -
2423 - $response = wp_remote_post($stats_url, array(
2424 - 'headers' => array(
2425 - 'Api-Key' => $api_key,
2426 - 'Content-Type' => 'application/json'
2427 - ),
2428 - 'body' => '{}',
2429 - 'timeout' => 10
2430 - ));
2431 -
2432 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
2433 - $body = wp_remote_retrieve_body($response);
2434 - $stats_data = json_decode($body, true);
2435 -
2436 - // If namespace is specified, get count from that specific namespace
2437 - if (!empty($namespace) && isset($stats_data['namespaces'][$namespace]['vectorCount'])) {
2438 - return intval($stats_data['namespaces'][$namespace]['vectorCount']);
2439 - }
2440 -
2441 - // If no namespace specified or namespace not found in response, use total
2442 - return intval($stats_data['totalVectorCount'] ?? 0);
2443 - }
2444 -
2445 - return 0;
2446 -
2447 - } catch (Exception $e) {
2448 - return 0;
2449 - }
2450 -}
2451 -
2452 -/**
2453 - * AJAX handler to refresh Pinecone entries table via AJAX
2454 - * Returns the table HTML for updating the UI without a full page reload
2455 - */
2456 -public function ajax_mxchat_refresh_pinecone_entries() {
2457 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
2458 -
2459 - if (!current_user_can('manage_options')) {
2460 - wp_send_json_error(array('message' => 'Unauthorized'));
2461 - return;
2462 - }
2463 -
2464 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
2465 - $page = isset($_POST['page']) ? absint($_POST['page']) : 1;
2466 - $per_page = 25;
2467 - $search_query = isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '';
2468 - $content_type_filter = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : '';
2469 -
2470 - // Get Pinecone manager and options
2471 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
2472 - if (!$pinecone_manager) {
2473 - wp_send_json_error(array('message' => 'Pinecone manager not available'));
2474 - return;
2475 - }
2476 -
2477 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
2478 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2479 - $pinecone_api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2480 -
2481 - if (!$use_pinecone || empty($pinecone_api_key)) {
2482 - wp_send_json_error(array('message' => 'Pinecone not configured'));
2483 - return;
2484 - }
2485 -
2486 - // Fetch records from Pinecone
2487 - $records = $pinecone_manager->mxchat_fetch_pinecone_records($pinecone_options, $search_query, $page, $per_page, $bot_id, $content_type_filter);
2488 - $prompts = $records['data'] ?? array();
2489 - $total_records = $records['total'] ?? 0;
2490 -
2491 - // Preprocess Pinecone records — set chunk_metadata and display_content
2492 - // (matches admin-knowledge-page.php preprocessing)
2493 - foreach ($prompts as $prompt) {
2494 - if (isset($prompt->chunk_index) && $prompt->chunk_index !== null) {
2495 - $prompt->chunk_metadata = array(
2496 - 'chunk_index' => intval($prompt->chunk_index),
2497 - 'total_chunks' => isset($prompt->total_chunks) ? intval($prompt->total_chunks) : null,
2498 - 'is_chunked' => isset($prompt->is_chunked) ? (bool) $prompt->is_chunked : true,
2499 - 'source_url' => $prompt->source_url ?? ''
2500 - );
2501 - $prompt->display_content = $prompt->article_content;
2502 - } else {
2503 - $prompt->chunk_metadata = array();
2504 - $prompt->display_content = $prompt->article_content ?? '';
2505 - }
2506 - }
2507 -
2508 - // Group prompts by source_url
2509 - $grouped_prompts = array();
2510 - foreach ($prompts as $prompt) {
2511 - $source_url = '';
2512 - if (!empty($prompt->chunk_metadata['source_url'])) {
2513 - $source_url = $prompt->chunk_metadata['source_url'];
2514 - } elseif (!empty($prompt->source_url)) {
2515 - $source_url = $prompt->source_url;
2516 - }
2517 -
2518 - if (!empty($source_url)) {
2519 - if (!isset($grouped_prompts[$source_url])) {
2520 - $grouped_prompts[$source_url] = array();
2521 - }
2522 - $grouped_prompts[$source_url][] = $prompt;
2523 - } else {
2524 - $grouped_prompts['_ungrouped_' . $prompt->id] = array($prompt);
2525 - }
2526 - }
2527 -
2528 - // Sort each group by chunk_index
2529 - foreach ($grouped_prompts as $source_url => &$group) {
2530 - usort($group, function($a, $b) {
2531 - $index_a = isset($a->chunk_metadata['chunk_index']) ? intval($a->chunk_metadata['chunk_index']) : 0;
2532 - $index_b = isset($b->chunk_metadata['chunk_index']) ? intval($b->chunk_metadata['chunk_index']) : 0;
2533 - return $index_a - $index_b;
2534 - });
2535 - }
2536 - unset($group);
2537 -
2538 - // Build HTML for the table rows - must match admin-knowledge-page.php structure exactly
2539 - ob_start();
2540 - $display_index = 0;
2541 - $current_page = $page;
2542 - $data_source = 'pinecone';
2543 - $current_bot_id = $bot_id;
2544 - $preview_length = 150;
2545 -
2546 - if (empty($grouped_prompts)) {
2547 - echo '<tr><td colspan="4" style="padding: 40px; text-align: center; color: var(--mxch-text-muted);">';
2548 - esc_html_e('No knowledge entries found in Pinecone.', 'mxchat');
2549 - echo '</td></tr>';
2550 - } else {
2551 - foreach ($grouped_prompts as $source_url => $group) {
2552 - $chunk_count = count($group);
2553 - $first_prompt = $group[0];
2554 - $display_index++;
2555 -
2556 - if ($chunk_count > 1) {
2557 - // Multiple chunks - show grouped row with expand button
2558 - $group_id = 'group-' . md5($source_url);
2559 - ?>
2560 - <tr id="prompt-<?php echo esc_attr($first_prompt->id); ?>"
2561 - class="mxchat-chunk-group-header"
2562 - data-source="<?php echo esc_attr($data_source); ?>"
2563 - data-group-id="<?php echo esc_attr($group_id); ?>"
2564 - style="border-bottom: 1px solid var(--mxch-card-border); background: rgba(33, 150, 243, 0.02);">
2565 - <td style="padding: 12px 16px; text-align: center;">
2566 - <input type="checkbox"
2567 - class="mxchat-entry-checkbox"
2568 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2569 - data-source="<?php echo esc_attr($data_source); ?>"
2570 - data-source-url="<?php echo esc_attr($source_url); ?>"
2571 - data-is-group="true"
2572 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>">
2573 - </td>
2574 - <td style="padding: 12px 16px; font-size: 13px;">
2575 - <?php echo esc_html($display_index + (($current_page - 1) * $per_page)); ?>
2576 - </td>
2577 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2578 - <div class="mxchat-chunk-group-info">
2579 - <button type="button" class="mxchat-chunk-toggle" data-group-id="<?php echo esc_attr($group_id); ?>">
2580 - <span class="dashicons dashicons-arrow-right-alt2"></span>
2581 - </button>
2582 - <span class="mxchat-chunk-badge"><?php echo esc_html($chunk_count); ?> <?php esc_html_e('chunks', 'mxchat'); ?></span>
2583 - <span class="mxchat-chunk-preview">
2584 - <?php
2585 - $parent_content = isset($first_prompt->display_content) ? $first_prompt->display_content : (isset($first_prompt->article_content) ? $first_prompt->article_content : '');
2586 - $content_preview = mb_substr($parent_content, 0, 100);
2587 - echo esc_html($content_preview . '...');
2588 - ?>
2589 - </span>
2590 - </div>
2591 - </td>
2592 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2593 - <?php if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0 && strpos($source_url, '_ungrouped_') !== 0) : ?>
2594 - <a href="<?php echo esc_url($source_url); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2595 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2596 - <?php esc_html_e('View Source', 'mxchat'); ?>
2597 - </a>
2598 - <?php else : ?>
2599 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual Content', 'mxchat'); ?></span>
2600 - <?php endif; ?>
2601 - </td>
2602 - <td class="mxchat-actions-cell" style="padding: 12px 16px; white-space: nowrap;">
2603 - <?php if ($data_source !== 'pinecone') : ?>
2604 - <button type="button"
2605 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
2606 - data-source-url="<?php echo esc_attr($source_url); ?>"
2607 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2608 - data-data-source="<?php echo esc_attr($data_source); ?>"
2609 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2610 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
2611 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
2612 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
2613 - </button>
2614 - <?php endif; ?>
2615 - <button type="button"
2616 - class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-group"
2617 - data-source-url="<?php echo esc_attr($source_url); ?>"
2618 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>"
2619 - data-data-source="<?php echo esc_attr($data_source); ?>"
2620 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2621 - data-nonce="<?php echo wp_create_nonce('mxchat_delete_chunks_nonce'); ?>"
2622 - style="color: var(--mxch-error);"
2623 - title="<?php esc_attr_e('Delete all chunks', 'mxchat'); ?>">
2624 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2625 - </button>
2626 - </td>
2627 - </tr>
2628 - <?php
2629 - // Render hidden chunk rows
2630 - foreach ($group as $chunk_index => $chunk) {
2631 - $meta_chunk_index = isset($chunk->chunk_metadata['chunk_index']) ? intval($chunk->chunk_metadata['chunk_index']) : $chunk_index;
2632 - $meta_total_chunks = isset($chunk->chunk_metadata['total_chunks']) ? intval($chunk->chunk_metadata['total_chunks']) : $chunk_count;
2633 - $content = isset($chunk->display_content) ? $chunk->display_content : (isset($chunk->article_content) ? $chunk->article_content : '');
2634 - $content_preview = mb_strlen($content) > $preview_length
2635 - ? mb_substr($content, 0, $preview_length) . '...'
2636 - : $content;
2637 - ?>
2638 - <tr id="prompt-<?php echo esc_attr($chunk->id); ?>"
2639 - class="mxchat-chunk-row <?php echo esc_attr($group_id); ?>"
2640 - data-source="<?php echo esc_attr($data_source); ?>"
2641 - style="display: none; background: #f8f9fa; border-bottom: 1px solid var(--mxch-card-border);">
2642 - <td style="padding: 12px 16px; text-align: center;">
2643 - <!-- Checkbox column placeholder for chunks (managed by group) -->
2644 - </td>
2645 - <td style="padding: 12px 16px 12px 30px; font-size: 13px;">
2646 - <!-- Hidden ID column for chunks -->
2647 - </td>
2648 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2649 - <div class="mxchat-accordion-wrapper">
2650 - <div class="mxchat-content-preview">
2651 - <span class="mxchat-chunk-indicator" style="margin-right: 10px; color: var(--mxch-text-secondary); font-size: 12px;">
2652 - <?php printf(esc_html__('Chunk %d of %d', 'mxchat'), $meta_chunk_index + 1, $meta_total_chunks); ?>
2653 - </span>
2654 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2655 - <?php if (mb_strlen($content) > $preview_length) : ?>
2656 - <button class="mxchat-expand-toggle" type="button">
2657 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2658 - </button>
2659 - <?php endif; ?>
2660 - </div>
2661 - <div class="mxchat-content-full" style="display: none;">
2662 - <div class="content-view">
2663 - <?php
2664 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2665 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2666 - echo wp_kses_post(wpautop($content));
2667 - echo '</div>';
2668 - } else {
2669 - echo wp_kses_post(wpautop($content));
2670 - }
2671 - ?>
2672 - </div>
2673 - </div>
2674 - </div>
2675 - </td>
2676 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2677 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Same as parent', 'mxchat'); ?></span>
2678 - </td>
2679 - <td class="mxchat-actions-cell" style="padding: 12px 16px;">
2680 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Managed by group', 'mxchat'); ?></span>
2681 - </td>
2682 - </tr>
2683 - <?php
2684 - }
2685 - } else {
2686 - // Single entry - display normally with accordion
2687 - $prompt = $first_prompt;
2688 - $content = isset($prompt->display_content) ? $prompt->display_content : (isset($prompt->article_content) ? $prompt->article_content : '');
2689 - $content_preview = mb_strlen($content) > $preview_length
2690 - ? mb_substr($content, 0, $preview_length) . '...'
2691 - : $content;
2692 - ?>
2693 - <tr id="prompt-<?php echo esc_attr($prompt->id); ?>"
2694 - data-source="<?php echo esc_attr($data_source); ?>"
2695 - style="border-bottom: 1px solid var(--mxch-card-border); background: rgba(33, 150, 243, 0.02);">
2696 - <td style="padding: 12px 16px; text-align: center;">
2697 - <input type="checkbox"
2698 - class="mxchat-entry-checkbox"
2699 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
2700 - data-source="<?php echo esc_attr($data_source); ?>"
2701 - data-source-url="<?php echo esc_attr($prompt->source_url ?? ''); ?>"
2702 - data-is-group="false"
2703 - data-chunk-count="1">
2704 - </td>
2705 - <td style="padding: 12px 16px; font-size: 13px;">
2706 - <?php echo esc_html($display_index + (($current_page - 1) * $per_page)); ?>
2707 - </td>
2708 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2709 - <div class="mxchat-accordion-wrapper">
2710 - <div class="mxchat-content-preview">
2711 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2712 - <?php if (mb_strlen($content) > $preview_length) : ?>
2713 - <button class="mxchat-expand-toggle" type="button">
2714 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2715 - </button>
2716 - <?php endif; ?>
2717 - </div>
2718 - <div class="mxchat-content-full" style="display: none;">
2719 - <div class="content-view">
2720 - <?php
2721 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2722 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2723 - echo wp_kses_post(wpautop($content));
2724 - echo '</div>';
2725 - } else {
2726 - echo wp_kses_post(wpautop($content));
2727 - }
2728 - ?>
2729 - </div>
2730 - </div>
2731 - </div>
2732 - </td>
2733 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2734 - <?php
2735 - $actual_source = $source_url;
2736 - if (strpos($source_url, '_ungrouped_') === 0) {
2737 - $actual_source = $prompt->source_url ?? '';
2738 - }
2739 - if (!empty($actual_source) && strpos($actual_source, 'mxchat://') !== 0) : ?>
2740 - <a href="<?php echo esc_url($actual_source); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2741 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2742 - <?php esc_html_e('View', 'mxchat'); ?>
2743 - </a>
2744 - <?php else : ?>
2745 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual', 'mxchat'); ?></span>
2746 - <?php endif; ?>
2747 - </td>
2748 - <td style="padding: 12px 16px;">
2749 - <button type="button" class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-ajax" data-vector-id="<?php echo esc_attr($prompt->id); ?>" data-bot-id="<?php echo esc_attr($current_bot_id); ?>" data-nonce="<?php echo wp_create_nonce('mxchat_delete_pinecone_prompt_nonce'); ?>" style="color: var(--mxch-error);">
2750 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2751 - </button>
2752 - </td>
2753 - </tr>
2754 - <?php
2755 - }
2756 - }
2757 - }
2758 - $html = ob_get_clean();
2759 -
2760 - // Generate pagination HTML for Pinecone
2761 - $total_pages = ceil($total_records / $per_page);
2762 - $pagination_html = '';
2763 - if ($total_pages > 1) {
2764 - $pagination_html = '<div class="mxchat-ajax-pagination" data-current-page="' . esc_attr($page) . '" data-total-pages="' . esc_attr($total_pages) . '" data-search="' . esc_attr($search_query) . '" data-content-type="' . esc_attr($content_type_filter) . '">';
2765 -
2766 - // Previous button
2767 - if ($page > 1) {
2768 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page - 1) . '">' . esc_html__('&laquo; Previous', 'mxchat') . '</a> ';
2769 - }
2770 -
2771 - // Page numbers
2772 - $start_page = max(1, $page - 2);
2773 - $end_page = min($total_pages, $page + 2);
2774 -
2775 - if ($start_page > 1) {
2776 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="1">1</a> ';
2777 - if ($start_page > 2) {
2778 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2779 - }
2780 - }
2781 -
2782 - for ($i = $start_page; $i <= $end_page; $i++) {
2783 - if ($i == $page) {
2784 - $pagination_html .= '<span class="mxchat-page-current">' . $i . '</span> ';
2785 - } else {
2786 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $i . '">' . $i . '</a> ';
2787 - }
2788 - }
2789 -
2790 - if ($end_page < $total_pages) {
2791 - if ($end_page < $total_pages - 1) {
2792 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2793 - }
2794 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $total_pages . '">' . $total_pages . '</a> ';
2795 - }
2796 -
2797 - // Next button
2798 - if ($page < $total_pages) {
2799 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page + 1) . '">' . esc_html__('Next &raquo;', 'mxchat') . '</a>';
2800 - }
2801 -
2802 - $pagination_html .= '</div>';
2803 - }
2804 -
2805 - wp_send_json_success(array(
2806 - 'html' => $html,
2807 - 'pagination_html' => $pagination_html,
2808 - 'total_count' => $total_records,
2809 - 'total_pages' => $total_pages,
2810 - 'page' => $page,
2811 - 'per_page' => $per_page,
2812 - 'data_source' => 'pinecone'
2813 - ));
2814 -}
2815 -
2816 -/**
2817 - * AJAX handler for pagination - handles both WordPress DB and Pinecone data sources
2818 - * Returns paginated entries without requiring a full page reload
2819 - */
2820 -public function ajax_mxchat_paginate_entries() {
2821 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
2822 -
2823 - if (!current_user_can('manage_options')) {
2824 - wp_send_json_error(array('message' => 'Unauthorized'));
2825 - return;
2826 - }
2827 -
2828 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
2829 - $page = isset($_POST['page']) ? absint($_POST['page']) : 1;
2830 - $search_query = isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '';
2831 - $content_type_filter = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : '';
2832 - $per_page = 25;
2833 -
2834 - // Check if Pinecone is enabled for this bot
2835 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
2836 - $pinecone_options = $pinecone_manager ? $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id) : array();
2837 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2838 - $has_pinecone_api = !empty($pinecone_options['mxchat_pinecone_api_key']);
2839 -
2840 - if ($use_pinecone && $has_pinecone_api) {
2841 - // Delegate to Pinecone pagination handler (pass search params)
2842 - $_POST['page'] = $page;
2843 - $_POST['search'] = $search_query;
2844 - $_POST['content_type'] = $content_type_filter;
2845 - $this->ajax_mxchat_refresh_pinecone_entries();
2846 - return;
2847 - }
2848 -
2849 - // WordPress DB pagination - MUST match initial page load logic exactly
2850 - global $wpdb;
2851 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2852 - $offset = ($page - 1) * $per_page;
2853 -
2854 - // Build WHERE clause for search and content type filtering
2855 - $where_clauses = array();
2856 - $where_values = array();
2857 -
2858 - if ($search_query) {
2859 - $where_clauses[] = "article_content LIKE %s";
2860 - $where_values[] = '%' . $wpdb->esc_like($search_query) . '%';
2861 - }
2862 -
2863 - if ($content_type_filter) {
2864 - switch ($content_type_filter) {
2865 - case 'manual':
2866 - $where_clauses[] = "(source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')";
2867 - break;
2868 - case 'pdf':
2869 - $where_clauses[] = "source_url LIKE '%.pdf'";
2870 - break;
2871 - case 'url':
2872 - $where_clauses[] = "source_url != '' AND source_url IS NOT NULL AND source_url NOT LIKE 'mxchat://%' AND source_url NOT LIKE '%.pdf'";
2873 - break;
2874 - }
2875 - }
2876 -
2877 - $where_sql = !empty($where_clauses) ? 'WHERE ' . implode(' AND ', $where_clauses) : '';
2878 -
2879 - // Count grouped entries with filters applied
2880 - if (!empty($where_values)) {
2881 - $count_args = array_merge($where_values, $where_values);
2882 - $count_query = $wpdb->prepare(
2883 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} {$where_sql} AND source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2884 - (SELECT COUNT(*) FROM {$table_name} {$where_sql} AND (source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%'))",
2885 - ...$count_args
2886 - );
2887 - $total_records = $wpdb->get_var($count_query);
2888 - } else if (!empty($where_sql)) {
2889 - // Content type filter only (no search), no prepared values needed
2890 - $total_records = $wpdb->get_var(
2891 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} {$where_sql} AND source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2892 - (SELECT COUNT(*) FROM {$table_name} {$where_sql} AND (source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%'))"
2893 - );
2894 - } else {
2895 - // No filters
2896 - $total_records = $wpdb->get_var(
2897 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} WHERE source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2898 - (SELECT COUNT(*) FROM {$table_name} WHERE source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')"
2899 - );
2900 - }
2901 - $total_pages = ceil($total_records / $per_page);
2902 -
2903 - // Step 1: Get unique source_urls for this page (ordered by latest timestamp) with filters
2904 - if (!empty($where_values)) {
2905 - $query_args = array_merge($where_values, array($per_page, $offset));
2906 - $urls_query = $wpdb->prepare(
2907 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2908 - {$where_sql}
2909 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2910 - ...$query_args
2911 - );
2912 - } else if (!empty($where_sql)) {
2913 - $urls_query = $wpdb->prepare(
2914 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2915 - {$where_sql}
2916 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2917 - $per_page, $offset
2918 - );
2919 - } else {
2920 - $urls_query = $wpdb->prepare(
2921 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2922 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2923 - $per_page, $offset
2924 - );
2925 - }
2926 - $page_urls = $wpdb->get_results($urls_query);
2927 -
2928 - // Step 2: Build list of source_urls to fetch
2929 - $url_list = array();
2930 - $url_order_map = array();
2931 - $order_index = 0;
2932 - foreach ($page_urls as $url_row) {
2933 - $url = $url_row->source_url;
2934 - $url_list[] = $url;
2935 - $url_order_map[$url] = $order_index++;
2936 - }
2937 -
2938 - // Step 3: Fetch all rows for these source_urls (with search filter if applicable)
2939 - $prompts = array();
2940 - if (!empty($url_list)) {
2941 - $placeholders = implode(',', array_fill(0, count($url_list), '%s'));
2942 - if ($search_query) {
2943 - // Include search filter in the final fetch
2944 - $prompts_query = $wpdb->prepare(
2945 - "SELECT id, article_content, source_url, timestamp, role_restriction
2946 - FROM {$table_name}
2947 - WHERE source_url IN ($placeholders) AND article_content LIKE %s
2948 - ORDER BY timestamp DESC",
2949 - ...array_merge($url_list, ['%' . $wpdb->esc_like($search_query) . '%'])
2950 - );
2951 - } else {
2952 - $prompts_query = $wpdb->prepare(
2953 - "SELECT id, article_content, source_url, timestamp, role_restriction
2954 - FROM {$table_name}
2955 - WHERE source_url IN ($placeholders)
2956 - ORDER BY timestamp DESC",
2957 - $url_list
2958 - );
2959 - }
2960 - $prompts = $wpdb->get_results($prompts_query);
2961 - }
2962 -
2963 - // Group prompts by source_url for chunk display
2964 - $grouped_prompts = array();
2965 - foreach ($prompts as $prompt) {
2966 - $source_url = $prompt->source_url ?? '';
2967 -
2968 - // Parse chunk metadata using the proper chunker method (same as initial page load)
2969 - if (class_exists('MxChat_Chunker')) {
2970 - $chunk_meta = MxChat_Chunker::parse_stored_chunk($prompt->article_content);
2971 - $prompt->chunk_metadata = $chunk_meta['metadata'];
2972 - $prompt->display_content = $chunk_meta['text'];
2973 - } else {
2974 - $prompt->chunk_metadata = array();
2975 - $prompt->display_content = $prompt->article_content;
2976 - }
2977 -
2978 - if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0) {
2979 - if (!isset($grouped_prompts[$source_url])) {
2980 - $grouped_prompts[$source_url] = array();
2981 - }
2982 - $grouped_prompts[$source_url][] = $prompt;
2983 - } else {
2984 - // Ungrouped entries
2985 - $grouped_prompts['_ungrouped_' . $prompt->id] = array($prompt);
2986 - }
2987 - }
2988 -
2989 - // Sort groups by the original URL order (newest first)
2990 - uksort($grouped_prompts, function($a, $b) use ($url_order_map) {
2991 - $order_a = isset($url_order_map[$a]) ? $url_order_map[$a] : PHP_INT_MAX;
2992 - $order_b = isset($url_order_map[$b]) ? $url_order_map[$b] : PHP_INT_MAX;
2993 - return $order_a - $order_b;
2994 - });
2995 -
2996 - // Sort each group internally by chunk_index
2997 - foreach ($grouped_prompts as $source_url => &$group) {
2998 - usort($group, function($a, $b) {
2999 - $index_a = isset($a->chunk_metadata['chunk_index']) ? intval($a->chunk_metadata['chunk_index']) : 0;
3000 - $index_b = isset($b->chunk_metadata['chunk_index']) ? intval($b->chunk_metadata['chunk_index']) : 0;
3001 - return $index_a - $index_b;
3002 - });
3003 - }
3004 - unset($group);
3005 -
3006 - // Build HTML for the table rows
3007 - ob_start();
3008 - $display_index = 0;
3009 - $current_page = $page;
3010 - $data_source = 'wordpress';
3011 - $current_bot_id = $bot_id;
3012 - $preview_length = 150;
3013 -
3014 - if (empty($grouped_prompts)) {
3015 - echo '<tr><td colspan="5" style="padding: 40px; text-align: center; color: var(--mxch-text-muted);">';
3016 - esc_html_e('No knowledge entries found. Use the Import Options to add content.', 'mxchat');
3017 - echo '</td></tr>';
3018 - } else {
3019 - foreach ($grouped_prompts as $source_url => $group) {
3020 - $chunk_count = count($group);
3021 - $first_prompt = $group[0];
3022 - $display_index++;
3023 -
3024 - if ($chunk_count > 1) {
3025 - // Multiple chunks - show grouped row with expand button
3026 - $group_id = 'group-' . md5($source_url);
3027 - ?>
3028 - <tr id="prompt-<?php echo esc_attr($first_prompt->id); ?>"
3029 - class="mxchat-chunk-group-header"
3030 - data-source="<?php echo esc_attr($data_source); ?>"
3031 - data-group-id="<?php echo esc_attr($group_id); ?>"
3032 - style="border-bottom: 1px solid var(--mxch-card-border);">
3033 - <td style="padding: 12px 16px; text-align: center;">
3034 - <input type="checkbox"
3035 - class="mxchat-entry-checkbox"
3036 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
3037 - data-source="<?php echo esc_attr($data_source); ?>"
3038 - data-source-url="<?php echo esc_attr($source_url); ?>"
3039 - data-is-group="true"
3040 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>">
3041 - </td>
3042 - <td style="padding: 12px 16px; font-size: 13px;">
3043 - <?php echo esc_html($first_prompt->id); ?>
3044 - </td>
3045 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
3046 - <div class="mxchat-chunk-group-info">
3047 - <button type="button" class="mxchat-chunk-toggle" data-group-id="<?php echo esc_attr($group_id); ?>">
3048 - <span class="dashicons dashicons-arrow-right-alt2"></span>
3049 - </button>
3050 - <span class="mxchat-chunk-badge"><?php echo esc_html($chunk_count); ?> <?php esc_html_e('chunks', 'mxchat'); ?></span>
3051 - <span class="mxchat-chunk-preview">
3052 - <?php
3053 - $parent_content = isset($first_prompt->display_content) ? $first_prompt->display_content : $first_prompt->article_content;
3054 - $content_preview = mb_substr($parent_content, 0, 100);
3055 - echo esc_html($content_preview . '...');
3056 - ?>
3057 - </span>
3058 - </div>
3059 - </td>
3060 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
3061 - <?php if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0 && strpos($source_url, '_ungrouped_') !== 0) : ?>
3062 - <a href="<?php echo esc_url($source_url); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
3063 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
3064 - <?php esc_html_e('View Source', 'mxchat'); ?>
3065 - </a>
3066 - <?php else : ?>
3067 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual Content', 'mxchat'); ?></span>
3068 - <?php endif; ?>
3069 - </td>
3070 - <td class="mxchat-actions-cell" style="padding: 12px 16px; white-space: nowrap;">
3071 - <?php if ($data_source !== 'pinecone') : ?>
3072 - <button type="button"
3073 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
3074 - data-source-url="<?php echo esc_attr($source_url); ?>"
3075 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
3076 - data-data-source="<?php echo esc_attr($data_source); ?>"
3077 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
3078 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
3079 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
3080 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
3081 - </button>
3082 - <?php endif; ?>
3083 - <button type="button"
3084 - class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-group"
3085 - data-source-url="<?php echo esc_attr($source_url); ?>"
3086 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>"
3087 - data-data-source="<?php echo esc_attr($data_source); ?>"
3088 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
3089 - data-nonce="<?php echo wp_create_nonce('mxchat_delete_chunks_nonce'); ?>"
3090 - style="color: var(--mxch-error);"
3091 - title="<?php esc_attr_e('Delete all chunks', 'mxchat'); ?>">
3092 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
3093 - </button>
3094 - </td>
3095 - </tr>
3096 - <?php
3097 - // Render hidden chunk rows
3098 - foreach ($group as $chunk_index => $chunk) {
3099 - $meta_chunk_index = isset($chunk->chunk_metadata['chunk_index']) ? intval($chunk->chunk_metadata['chunk_index']) : $chunk_index;
3100 - $meta_total_chunks = isset($chunk->chunk_metadata['total_chunks']) ? intval($chunk->chunk_metadata['total_chunks']) : $chunk_count;
3101 - $content = isset($chunk->display_content) ? $chunk->display_content : $chunk->article_content;
3102 - $content_preview = mb_strlen($content) > $preview_length
3103 - ? mb_substr($content, 0, $preview_length) . '...'
3104 - : $content;
3105 - ?>
3106 - <tr id="prompt-<?php echo esc_attr($chunk->id); ?>"
3107 - class="mxchat-chunk-row <?php echo esc_attr($group_id); ?>"
3108 - data-source="<?php echo esc_attr($data_source); ?>"
3109 - style="display: none; background: #f8f9fa; border-bottom: 1px solid var(--mxch-card-border);">
3110 - <td style="padding: 12px 16px; text-align: center;">
3111 - <!-- Checkbox column placeholder for chunks (managed by group) -->
3112 - </td>
3113 - <td style="padding: 12px 16px 12px 30px; font-size: 13px;">
3114 - <!-- Hidden ID column for chunks -->
3115 - </td>
3116 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
3117 - <div class="mxchat-accordion-wrapper">
3118 - <div class="mxchat-content-preview">
3119 - <span class="mxchat-chunk-indicator" style="margin-right: 10px; color: var(--mxch-text-secondary); font-size: 12px;">
3120 - <?php printf(esc_html__('Chunk %d of %d', 'mxchat'), $meta_chunk_index + 1, $meta_total_chunks); ?>
3121 - </span>
3122 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
3123 - <?php if (mb_strlen($content) > $preview_length) : ?>
3124 - <button class="mxchat-expand-toggle" type="button">
3125 - <span class="dashicons dashicons-arrow-down-alt2"></span>
3126 - </button>
3127 - <?php endif; ?>
3128 - </div>
3129 - <div class="mxchat-content-full" style="display: none;">
3130 - <div class="content-view">
3131 - <?php
3132 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
3133 - echo '<div dir="rtl" lang="he" class="rtl-content">';
3134 - echo wp_kses_post(wpautop($content));
3135 - echo '</div>';
3136 - } else {
3137 - echo wp_kses_post(wpautop($content));
3138 - }
3139 - ?>
3140 - </div>
3141 - </div>
3142 - </div>
3143 - </td>
3144 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
3145 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Same as parent', 'mxchat'); ?></span>
3146 - </td>
3147 - <td class="mxchat-actions-cell" style="padding: 12px 16px;">
3148 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Managed by group', 'mxchat'); ?></span>
3149 - </td>
3150 - </tr>
3151 - <?php
3152 - }
3153 - } else {
3154 - // Single entry - display normally with accordion
3155 - $prompt = $first_prompt;
3156 - $content = isset($prompt->display_content) ? $prompt->display_content : $prompt->article_content;
3157 - $content_preview = mb_strlen($content) > $preview_length
3158 - ? mb_substr($content, 0, $preview_length) . '...'
3159 - : $content;
3160 - ?>
3161 - <tr id="prompt-<?php echo esc_attr($prompt->id); ?>"
3162 - data-source="<?php echo esc_attr($data_source); ?>"
3163 - style="border-bottom: 1px solid var(--mxch-card-border);">
3164 - <td style="padding: 12px 16px; text-align: center;">
3165 - <input type="checkbox"
3166 - class="mxchat-entry-checkbox"
3167 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
3168 - data-source="<?php echo esc_attr($data_source); ?>"
3169 - data-source-url="<?php echo esc_attr($source_url); ?>"
3170 - data-is-group="false">
3171 - </td>
3172 - <td style="padding: 12px 16px; font-size: 13px;">
3173 - <?php echo esc_html($prompt->id); ?>
3174 - </td>
3175 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
3176 - <div class="mxchat-accordion-wrapper">
3177 - <div class="mxchat-content-preview">
3178 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
3179 - <?php if (mb_strlen($content) > $preview_length) : ?>
3180 - <button class="mxchat-expand-toggle" type="button">
3181 - <span class="dashicons dashicons-arrow-down-alt2"></span>
3182 - </button>
3183 - <?php endif; ?>
3184 - </div>
3185 - <div class="mxchat-content-full" style="display: none;">
3186 - <div class="content-view">
3187 - <?php
3188 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
3189 - echo '<div dir="rtl" lang="he" class="rtl-content">';
3190 - echo wp_kses_post(wpautop($content));
3191 - echo '</div>';
3192 - } else {
3193 - echo wp_kses_post(wpautop($content));
3194 - }
3195 - ?>
3196 - </div>
3197 - </div>
3198 - </div>
3199 - </td>
3200 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
3201 - <?php
3202 - $actual_source = $source_url;
3203 - if (strpos($source_url, '_ungrouped_') === 0) {
3204 - $actual_source = $prompt->source_url ?? '';
3205 - }
3206 - if (!empty($actual_source) && strpos($actual_source, 'mxchat://') !== 0) : ?>
3207 - <a href="<?php echo esc_url($actual_source); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
3208 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
3209 - <?php esc_html_e('View', 'mxchat'); ?>
3210 - </a>
3211 - <?php else : ?>
3212 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual', 'mxchat'); ?></span>
3213 - <?php endif; ?>
3214 - </td>
3215 - <td style="padding: 12px 16px; white-space: nowrap;">
3216 - <button type="button"
3217 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
3218 - data-source-url="<?php echo esc_attr($prompt->source_url ?? ''); ?>"
3219 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
3220 - data-data-source="<?php echo esc_attr($data_source); ?>"
3221 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
3222 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
3223 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
3224 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
3225 - </button>
3226 - <button type="button" class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-wordpress" data-entry-id="<?php echo esc_attr($prompt->id); ?>" data-bot-id="<?php echo esc_attr($current_bot_id); ?>" data-nonce="<?php echo wp_create_nonce('mxchat_delete_wordpress_prompt_nonce'); ?>" style="color: var(--mxch-error);">
3227 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
3228 - </button>
3229 - </td>
3230 - </tr>
3231 - <?php
3232 - }
3233 - }
3234 - }
3235 - $html = ob_get_clean();
3236 -
3237 - // Generate pagination HTML (include search/filter data for subsequent pages)
3238 - $pagination_html = '';
3239 - if ($total_pages > 1) {
3240 - $pagination_html = '<div class="mxchat-ajax-pagination" data-current-page="' . esc_attr($page) . '" data-total-pages="' . esc_attr($total_pages) . '" data-search="' . esc_attr($search_query) . '" data-content-type="' . esc_attr($content_type_filter) . '">';
3241 -
3242 - // Previous button
3243 - if ($page > 1) {
3244 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page - 1) . '">' . esc_html__('&laquo; Previous', 'mxchat') . '</a> ';
3245 - }
3246 -
3247 - // Page numbers
3248 - $start_page = max(1, $page - 2);
3249 - $end_page = min($total_pages, $page + 2);
3250 -
3251 - if ($start_page > 1) {
3252 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="1">1</a> ';
3253 - if ($start_page > 2) {
3254 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
3255 - }
3256 - }
3257 -
3258 - for ($i = $start_page; $i <= $end_page; $i++) {
3259 - if ($i == $page) {
3260 - $pagination_html .= '<span class="mxchat-page-current">' . $i . '</span> ';
3261 - } else {
3262 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $i . '">' . $i . '</a> ';
3263 - }
3264 - }
3265 -
3266 - if ($end_page < $total_pages) {
3267 - if ($end_page < $total_pages - 1) {
3268 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
3269 - }
3270 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $total_pages . '">' . $total_pages . '</a> ';
3271 - }
3272 -
3273 - // Next button
3274 - if ($page < $total_pages) {
3275 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page + 1) . '">' . esc_html__('Next &raquo;', 'mxchat') . '</a>';
3276 - }
3277 -
3278 - $pagination_html .= '</div>';
3279 - }
3280 -
3281 - wp_send_json_success(array(
3282 - 'html' => $html,
3283 - 'pagination_html' => $pagination_html,
3284 - 'total_count' => $total_records,
3285 - 'total_pages' => $total_pages,
3286 - 'page' => $page,
3287 - 'per_page' => $per_page,
3288 - 'data_source' => 'wordpress'
3289 - ));
3290 -}
3291 -
3292 -/**
3293 - * AJAX handler to detect available sitemaps on the site
3294 - * Optimized for speed - only checks primary sitemap indexes first
3295 - */
3296 -public function ajax_mxchat_detect_sitemaps() {
3297 - check_ajax_referer('mxchat_detect_sitemaps_nonce', 'nonce');
3298 -
3299 - if (!current_user_can('manage_options')) {
3300 - wp_send_json_error(array('message' => 'Unauthorized'));
3301 - return;
3302 - }
3303 -
3304 - $site_url = get_site_url();
3305 - $sitemaps = array();
3306 - $found_index = false;
3307 -
3308 - // Only check the main sitemap index files first (much faster)
3309 - // These are the primary entry points that contain sub-sitemaps
3310 - $primary_indexes = array(
3311 - 'sitemap_index.xml' => 'Yoast SEO / Rank Math', // Yoast & Rank Math
3312 - 'wp-sitemap.xml' => 'WordPress Core', // WordPress Core
3313 - 'sitemap.xml' => 'Standard', // Generic/AIOSEO
3314 - );
3315 -
3316 - foreach ($primary_indexes as $path => $source) {
3317 - $url = trailingslashit($site_url) . $path;
3318 -
3319 - $response = wp_remote_head($url, array(
3320 - 'timeout' => 10,
3321 - 'sslverify' => false,
3322 - 'redirection' => 1,
3323 - 'user-agent' => mxchat_ingest_user_agent(),
3324 - ));
3325 -
3326 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
3327 - // Found a sitemap index - parse it to get sub-sitemaps
3328 - $sub_sitemaps = $this->parse_sitemap_index($url);
3329 - if (!empty($sub_sitemaps)) {
3330 - $sitemaps[] = array(
3331 - 'url' => $url,
3332 - 'type' => 'index',
3333 - 'source' => $source,
3334 - 'sub_sitemaps' => $sub_sitemaps
3335 - );
3336 - $found_index = true;
3337 - // Found a valid index, no need to check others
3338 - break;
3339 - }
3340 - }
3341 - }
3342 -
3343 - // If no sitemap index found, check for standalone sitemaps
3344 - if (!$found_index) {
3345 - $standalone_sitemaps = array(
3346 - 'post-sitemap.xml' => array('type' => 'content', 'source' => 'Yoast SEO'),
3347 - 'page-sitemap.xml' => array('type' => 'content', 'source' => 'Yoast SEO'),
3348 - );
3349 -
3350 - foreach ($standalone_sitemaps as $path => $info) {
3351 - $url = trailingslashit($site_url) . $path;
3352 -
3353 - $response = wp_remote_head($url, array(
3354 - 'timeout' => 2,
3355 - 'sslverify' => false
3356 - ));
3357 -
3358 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
3359 - $sitemaps[] = array(
3360 - 'url' => $url,
3361 - 'type' => $info['type'],
3362 - 'source' => $info['source'],
3363 - 'url_count' => 0 // Skip URL count for speed
3364 - );
3365 - }
3366 - }
3367 - }
3368 -
3369 - wp_send_json_success(array(
3370 - 'sitemaps' => $sitemaps,
3371 - 'site_url' => $site_url
3372 - ));
3373 -}
3374 -
3375 -/**
3376 - * Parse a sitemap index to get sub-sitemaps
3377 - * Optimized: doesn't fetch URL count for each sub-sitemap (too slow)
3378 - */
3379 -private function parse_sitemap_index($url) {
3380 - $sub_sitemaps = array();
3381 -
3382 - $response = wp_remote_get($url, array(
3383 - 'timeout' => 30,
3384 - 'sslverify' => false,
3385 - 'user-agent' => mxchat_ingest_user_agent(),
3386 - 'headers' => array(
3387 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
3388 - ),
3389 - ));
3390 -
3391 - if (is_wp_error($response)) {
3392 - return $sub_sitemaps;
3393 - }
3394 -
3395 - $body = wp_remote_retrieve_body($response);
3396 - if (empty($body)) {
3397 - return $sub_sitemaps;
3398 - }
3399 -
3400 - // Suppress XML errors
3401 - libxml_use_internal_errors(true);
3402 - $xml = simplexml_load_string($body);
3403 - libxml_clear_errors();
3404 -
3405 - if ($xml === false) {
3406 - return $sub_sitemaps;
3407 - }
3408 -
3409 - // Check if it's a sitemap index (contains <sitemap> elements)
3410 - if (isset($xml->sitemap)) {
3411 - foreach ($xml->sitemap as $sitemap) {
3412 - $loc = (string) $sitemap->loc;
3413 - if (!empty($loc)) {
3414 - // Try to determine the type from the URL
3415 - $type = 'content';
3416 - if (strpos($loc, 'category') !== false || strpos($loc, 'tag') !== false || strpos($loc, 'taxonomy') !== false) {
3417 - $type = 'taxonomy';
3418 - } elseif (strpos($loc, 'author') !== false || strpos($loc, 'user') !== false) {
3419 - $type = 'author';
3420 - }
3421 -
3422 - // Skip URL count - too slow to fetch for each sitemap
3423 - $sub_sitemaps[] = array(
3424 - 'url' => $loc,
3425 - 'type' => $type,
3426 - 'url_count' => 0, // Don't fetch - takes too long
3427 - 'name' => basename(parse_url($loc, PHP_URL_PATH))
3428 - );
3429 - }
3430 - }
3431 - }
3432 -
3433 - return $sub_sitemaps;
3434 -}
3435 -
3436 -/**
3437 - * Get URL count from a sitemap
3438 - */
3439 -private function get_sitemap_url_count($url) {
3440 - $response = wp_remote_get($url, array(
3441 - 'timeout' => 30,
3442 - 'sslverify' => false,
3443 - 'user-agent' => mxchat_ingest_user_agent(),
3444 - 'headers' => array(
3445 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
3446 - ),
3447 - ));
3448 -
3449 - if (is_wp_error($response)) {
3450 - return 0;
3451 - }
3452 -
3453 - $body = wp_remote_retrieve_body($response);
3454 - if (empty($body)) {
3455 - return 0;
3456 - }
3457 -
3458 - // Count <url> or <loc> elements
3459 - $count = preg_match_all('/<url>/i', $body, $matches);
3460 - return $count ?: 0;
3461 -}
3462 -
3463 -/**
3464 - * Get sitemaps declared in robots.txt
3465 - */
3466 -private function get_sitemaps_from_robots($site_url) {
3467 - $sitemaps = array();
3468 - $robots_url = trailingslashit($site_url) . 'robots.txt';
3469 -
3470 - $response = wp_remote_get($robots_url, array(
3471 - 'timeout' => 15,
3472 - 'sslverify' => false,
3473 - 'user-agent' => mxchat_ingest_user_agent(),
3474 - ));
3475 -
3476 - if (is_wp_error($response)) {
3477 - return $sitemaps;
3478 - }
3479 -
3480 - $body = wp_remote_retrieve_body($response);
3481 - if (empty($body)) {
3482 - return $sitemaps;
3483 - }
3484 -
3485 - // Find Sitemap: declarations
3486 - if (preg_match_all('/^Sitemap:\s*(.+)$/mi', $body, $matches)) {
3487 - foreach ($matches[1] as $sitemap_url) {
3488 - $sitemap_url = trim($sitemap_url);
3489 - if (filter_var($sitemap_url, FILTER_VALIDATE_URL)) {
3490 - $sitemaps[] = $sitemap_url;
3491 - }
3492 - }
3493 - }
3494 -
3495 - return $sitemaps;
3496 -}
3497 -
3498 -public function mxchat_stop_processing() {
3499 - // Verify permissions
3500 - if (!current_user_can('manage_options')) {
3501 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
3502 - }
3503 -
3504 - // Verify nonce
3505 - check_admin_referer('mxchat_stop_processing_action', 'mxchat_stop_processing_nonce');
3506 -
3507 - global $wpdb;
3508 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
3509 -
3510 - // Get active queue IDs
3511 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
3512 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
3513 -
3514 - // Delete all pending items from active queues
3515 - if ($sitemap_queue_id) {
3516 - $wpdb->delete(
3517 - $table_name,
3518 - array(
3519 - 'queue_id' => $sitemap_queue_id,
3520 - 'status' => 'pending'
3521 - ),
3522 - array('%s', '%s')
3523 - );
3524 -
3525 - delete_transient('mxchat_active_queue_sitemap');
3526 - delete_transient('mxchat_last_sitemap_url');
3527 - }
3528 -
3529 - if ($pdf_queue_id) {
3530 - // Get PDF path before deleting
3531 - $pdf_path = $this->mxchat_get_queue_meta($pdf_queue_id, 'pdf_path');
3532 -
3533 - $wpdb->delete(
3534 - $table_name,
3535 - array(
3536 - 'queue_id' => $pdf_queue_id,
3537 - 'status' => 'pending'
3538 - ),
3539 - array('%s', '%s')
3540 - );
3541 -
3542 - // Delete PDF file
3543 - if ($pdf_path && file_exists($pdf_path)) {
3544 - wp_delete_file($pdf_path);
3545 - }
3546 -
3547 - delete_transient('mxchat_active_queue_pdf');
3548 - delete_transient('mxchat_last_pdf_url');
3549 - }
3550 -
3551 - // Redirect back with a success message
3552 - set_transient('mxchat_admin_notice_success',
3553 - esc_html__('Processing has been stopped successfully.', 'mxchat'),
3554 - 30
3555 - );
3556 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
3557 - exit;
3558 -}
3559 -
3560 -/**
3561 - * Get content list for processing
3562 - */
3563 -public function ajax_mxchat_get_content_list() {
3564 - // Verify the nonce
3565 - check_ajax_referer('mxchat_content_selector_nonce', 'nonce');
3566 -
3567 - if (!current_user_can('manage_options')) {
3568 - wp_send_json_error(__('Unauthorized access', 'mxchat'));
3569 - }
3570 -
3571 - $page = isset($_GET['page']) ? absint($_GET['page']) : 1;
3572 - $per_page = isset($_GET['per_page']) ? absint($_GET['per_page']) : 100;
3573 - $search = isset($_GET['search']) ? sanitize_text_field($_GET['search']) : '';
3574 - $post_type = isset($_GET['post_type']) ? sanitize_text_field($_GET['post_type']) : 'all';
3575 - $post_status = isset($_GET['post_status']) ? sanitize_text_field($_GET['post_status']) : 'publish';
3576 - $processed_filter = isset($_GET['processed_filter']) ? sanitize_text_field($_GET['processed_filter']) : 'all';
3577 -
3578 - // Build query args
3579 - $args = array(
3580 - 'posts_per_page' => $per_page,
3581 - 'paged' => $page,
3582 - 'post_status' => $post_status !== 'all' ? $post_status : array('publish', 'draft', 'pending'),
3583 - 'orderby' => 'date',
3584 - 'order' => 'DESC',
3585 - );
3586 -
3587 - // Handle post types - IMPROVED VERSION
3588 - if ($post_type !== 'all') {
3589 - $args['post_type'] = $post_type;
3590 - } else {
3591 - // Get all available post types that might contain content
3592 - $all_post_types = array();
3593 -
3594 - // First get all public post types
3595 - $public_types = get_post_types(array('public' => true), 'names');
3596 - $all_post_types = array_merge($all_post_types, $public_types);
3597 -
3598 - // Add common forum/community post types
3599 - $forum_types = array('topic', 'reply', 'forum', 'wpforo_topic', 'wpforo_post');
3600 - foreach ($forum_types as $forum_type) {
3601 - if (post_type_exists($forum_type)) {
3602 - $all_post_types[] = $forum_type;
3603 - }
3604 - }
3605 -
3606 - // Add other commonly used post types
3607 - $common_types = array('product', 'job_listing', 'event', 'portfolio');
3608 - foreach ($common_types as $common_type) {
3609 - if (post_type_exists($common_type)) {
3610 - $all_post_types[] = $common_type;
3611 - }
3612 - }
3613 -
3614 - // Remove duplicates and ensure we have at least some post types
3615 - $all_post_types = array_unique($all_post_types);
3616 -
3617 - if (empty($all_post_types)) {
3618 - // Fallback to basic post types
3619 - $all_post_types = array('post', 'page');
3620 - }
3621 -
3622 - $args['post_type'] = $all_post_types;
3623 -
3624 - // Debug logging to see what post types are being queried
3625 - //error_log('MxChat Debug: Querying post types: ' . implode(', ', $all_post_types));
3626 - }
3627 -
3628 - if (!empty($search)) {
3629 - $args['s'] = $search;
3630 - }
3631 -
3632 - // Get processed data from storage
3633 - $processed_data = array();
3634 -
3635 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3636 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3637 -
3638 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3639 - // Get fresh data from Pinecone - no caching
3640 - $processed_data = $this->mxchat_get_pinecone_processed_content($pinecone_options);
3641 - } else {
3642 - // WordPress DB checking with better URL matching for all post types
3643 - global $wpdb;
3644 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3645 - $processed_items = $wpdb->get_results("SELECT id, source_url, article_content, timestamp FROM {$table_name}");
3646 -
3647 - // Group items by source_url to count chunks
3648 - $url_chunk_counts = array();
3649 - $url_latest_timestamp = array();
3650 - $url_first_id = array();
3651 -
3652 - if (!empty($processed_items)) {
3653 - foreach ($processed_items as $item) {
3654 - $url = $item->source_url;
3655 - if (empty($url)) continue;
3656 -
3657 - // Count chunks per URL
3658 - if (!isset($url_chunk_counts[$url])) {
3659 - $url_chunk_counts[$url] = 0;
3660 - $url_latest_timestamp[$url] = $item->timestamp;
3661 - $url_first_id[$url] = $item->id;
3662 - }
3663 - $url_chunk_counts[$url]++;
3664 -
3665 - // Track latest timestamp
3666 - if (strtotime($item->timestamp) > strtotime($url_latest_timestamp[$url])) {
3667 - $url_latest_timestamp[$url] = $item->timestamp;
3668 - }
3669 - }
3670 -
3671 - // Now build processed_data with chunk counts
3672 - foreach ($url_chunk_counts as $url => $chunk_count) {
3673 - $post_id = $this->mxchat_url_to_post_id_improved($url);
3674 -
3675 - if ($post_id) {
3676 - $processed_data[$post_id] = array(
3677 - 'db_id' => $url_first_id[$url],
3678 - 'timestamp' => $url_latest_timestamp[$url],
3679 - 'url' => $url,
3680 - 'source' => 'wordpress',
3681 - 'chunk_count' => $chunk_count
3682 - );
3683 - }
3684 - }
3685 - }
3686 - }
3687 -
3688 - // Get processed IDs as a simple array for in_array checks
3689 - $processed_ids = array_keys($processed_data);
3690 -
3691 - // Handle processed/unprocessed filter
3692 - if ($processed_filter === 'processed' && !empty($processed_ids)) {
3693 - $args['post__in'] = $processed_ids;
3694 - } elseif ($processed_filter === 'unprocessed' && !empty($processed_ids)) {
3695 - $args['post__not_in'] = $processed_ids;
3696 - }
3697 -
3698 - // Run the query
3699 - $query = new WP_Query($args);
3700 - $content_items = array();
3701 -
3702 - if ($query->have_posts()) {
3703 - while ($query->have_posts()) {
3704 - $query->the_post();
3705 - $id = get_the_ID();
3706 - $post_date = get_the_date();
3707 - $excerpt = wp_trim_words(get_the_excerpt(), 20, '...');
3708 - $word_count = str_word_count(strip_tags(get_the_content()));
3709 -
3710 - $is_processed = in_array($id, $processed_ids);
3711 - $processed_date = '';
3712 - $db_record_id = 0;
3713 - $data_source = 'none';
3714 -
3715 - if ($is_processed && isset($processed_data[$id])) {
3716 - $item_data = $processed_data[$id];
3717 - $data_source = $item_data['source'];
3718 -
3719 - if ($data_source === 'wordpress' && isset($item_data['timestamp'])) {
3720 - // WordPress DB format
3721 - $timestamp = strtotime($item_data['timestamp']);
3722 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
3723 - $db_record_id = $item_data['db_id'];
3724 - } elseif ($data_source === 'pinecone') {
3725 - // Pinecone format
3726 - $processed_date = $item_data['processed_date'];
3727 - $db_record_id = $item_data['db_id'];
3728 - }
3729 - }
3730 -
3731 - // Get chunk count for this item
3732 - $chunk_count = 0;
3733 - if ($is_processed && isset($processed_data[$id]['chunk_count'])) {
3734 - $chunk_count = intval($processed_data[$id]['chunk_count']);
3735 - }
3736 -
3737 - $content_items[] = array(
3738 - 'id' => $id,
3739 - 'title' => get_the_title(),
3740 - 'permalink' => get_permalink(),
3741 - 'date' => $post_date,
3742 - 'type' => get_post_type(),
3743 - 'status' => get_post_status(),
3744 - 'excerpt' => $excerpt,
3745 - 'word_count' => $word_count,
3746 - 'already_processed' => $is_processed,
3747 - 'processed_date' => $processed_date,
3748 - 'db_record_id' => $db_record_id,
3749 - 'data_source' => $data_source,
3750 - 'chunk_count' => $chunk_count
3751 - );
3752 - }
3753 - wp_reset_postdata();
3754 - }
3755 -
3756 - $response = array(
3757 - 'items' => $content_items,
3758 - 'total' => $query->found_posts,
3759 - 'total_pages' => $query->max_num_pages,
3760 - 'current_page' => $page,
3761 - 'processed_count' => count($processed_ids)
3762 - );
3763 -
3764 - wp_send_json_success($response);
3765 - exit;
3766 -}
3767 -
3768 -
3769 -/**
3770 - * This function handles various WooCommerce URL formats and permalink structures
3771 - */
3772 -private function mxchat_url_to_post_id_improved($url) {
3773 - // First try the standard WordPress function
3774 - $post_id = url_to_postid($url);
3775 -
3776 - if ($post_id > 0) {
3777 - return $post_id;
3778 - }
3779 -
3780 - // If that fails, try more aggressive URL matching
3781 - // Remove trailing slashes and query parameters for better matching
3782 - $clean_url = rtrim($url, '/');
3783 - $clean_url = strtok($clean_url, '?'); // Remove query parameters
3784 -
3785 - // Try again with cleaned URL
3786 - $post_id = url_to_postid($clean_url);
3787 - if ($post_id > 0) {
3788 - return $post_id;
3789 - }
3790 -
3791 - // For bbPress forum topics, try extracting slug from URL
3792 - if (strpos($url, '/topic/') !== false || strpos($url, '/forums/') !== false) {
3793 - // Handle bbPress URLs: /forums/topic/topic-name/
3794 - if (preg_match('/\/forums\/topic\/([^\/\?]+)/', $url, $matches)) {
3795 - $topic_slug = $matches[1];
3796 -
3797 - // Look up topic by slug
3798 - $topic = get_page_by_path($topic_slug, OBJECT, 'topic');
3799 - if ($topic) {
3800 - return $topic->ID;
3801 - }
3802 -
3803 - // Alternative method: query by post_name
3804 - global $wpdb;
3805 - $post_id = $wpdb->get_var($wpdb->prepare(
3806 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
3807 - $topic_slug
3808 - ));
3809 -
3810 - if ($post_id) {
3811 - return intval($post_id);
3812 - }
3813 - }
3814 -
3815 - // Handle simpler topic URLs: /topic/topic-name/
3816 - if (preg_match('/\/topic\/([^\/\?]+)/', $url, $matches)) {
3817 - $topic_slug = $matches[1];
3818 -
3819 - global $wpdb;
3820 - $post_id = $wpdb->get_var($wpdb->prepare(
3821 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
3822 - $topic_slug
3823 - ));
3824 -
3825 - if ($post_id) {
3826 - return intval($post_id);
3827 - }
3828 - }
3829 - }
3830 -
3831 - // For WooCommerce products
3832 - if (strpos($url, '/product/') !== false || strpos($url, 'product=') !== false) {
3833 - // Extract product slug from various URL formats
3834 - $product_slug = '';
3835 -
3836 - // Handle pretty permalinks: /product/product-name/
3837 - if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
3838 - $product_slug = $matches[1];
3839 - }
3840 - // Handle query parameters: ?product=product-name
3841 - elseif (preg_match('/[\?&]product=([^&]+)/', $url, $matches)) {
3842 - $product_slug = $matches[1];
3843 - }
3844 -
3845 - if (!empty($product_slug)) {
3846 - // Look up product by slug
3847 - $product = get_page_by_path($product_slug, OBJECT, 'product');
3848 - if ($product) {
3849 - return $product->ID;
3850 - }
3851 -
3852 - // Alternative method: query by post_name
3853 - global $wpdb;
3854 - $post_id = $wpdb->get_var($wpdb->prepare(
3855 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'product' AND post_status = 'publish'",
3856 - $product_slug
3857 - ));
3858 -
3859 - if ($post_id) {
3860 - return intval($post_id);
3861 - }
3862 - }
3863 - }
3864 -
3865 - // Generic approach: try to extract slug and match against all post types
3866 - $parsed_url = wp_parse_url($clean_url);
3867 - $path = $parsed_url['path'] ?? '';
3868 -
3869 - if (!empty($path)) {
3870 - // Get the last part of the path as potential slug
3871 - $path_parts = array_filter(explode('/', trim($path, '/')));
3872 - $potential_slug = end($path_parts);
3873 -
3874 - if (!empty($potential_slug)) {
3875 - global $wpdb;
3876 -
3877 - // Try to find any post with this slug
3878 - $post_id = $wpdb->get_var($wpdb->prepare(
3879 - "SELECT ID FROM {$wpdb->posts}
3880 - WHERE post_name = %s
3881 - AND post_status IN ('publish', 'closed', 'private')
3882 - AND post_type NOT IN ('revision', 'attachment', 'nav_menu_item')
3883 - ORDER BY CASE
3884 - WHEN post_type = 'post' THEN 1
3885 - WHEN post_type = 'page' THEN 2
3886 - WHEN post_type = 'topic' THEN 3
3887 - WHEN post_type = 'product' THEN 4
3888 - ELSE 5
3889 - END
3890 - LIMIT 1",
3891 - $potential_slug
3892 - ));
3893 -
3894 - if ($post_id) {
3895 - return intval($post_id);
3896 - }
3897 - }
3898 - }
3899 -
3900 - // ADDITIONAL: Try direct database lookup by URL variations
3901 - global $wpdb;
3902 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3903 -
3904 - // Try variations of the URL (with/without trailing slash, http/https)
3905 - $url_variations = array(
3906 - $url,
3907 - rtrim($url, '/'),
3908 - $url . '/',
3909 - str_replace('http://', 'https://', $url),
3910 - str_replace('https://', 'http://', $url),
3911 - str_replace('http://', 'https://', rtrim($url, '/')),
3912 - str_replace('https://', 'http://', rtrim($url, '/'))
3913 - );
3914 -
3915 - // Remove duplicates
3916 - $url_variations = array_unique($url_variations);
3917 -
3918 - foreach ($url_variations as $variation) {
3919 - $existing_record = $wpdb->get_row($wpdb->prepare(
3920 - "SELECT id, source_url FROM $table_name WHERE source_url = %s",
3921 - $variation
3922 - ));
3923 -
3924 - if ($existing_record) {
3925 - // Try to get post ID from this stored URL
3926 - $stored_post_id = url_to_postid($existing_record->source_url);
3927 - if ($stored_post_id > 0) {
3928 - return $stored_post_id;
3929 - }
3930 - }
3931 - }
3932 -
3933 - return 0; // No match found
3934 -}
3935 -/**
3936 - * Process selected content via AJAX
3937 - */
3938 -public function ajax_mxchat_process_selected_content() {
3939 - // Basic request validation
3940 - if (!check_ajax_referer('mxchat_content_selector_nonce', 'nonce', false)) {
3941 - wp_send_json_error('Invalid nonce');
3942 - exit;
3943 - }
3944 -
3945 - if (!current_user_can('manage_options')) {
3946 - wp_send_json_error('Unauthorized access');
3947 - exit;
3948 - }
3949 -
3950 - // Get post IDs - safely parse the array
3951 - $post_ids = array();
3952 - if (isset($_POST['post_ids']) && is_array($_POST['post_ids'])) {
3953 - foreach ($_POST['post_ids'] as $id) {
3954 - $post_ids[] = absint($id);
3955 - }
3956 - }
3957 -
3958 - if (empty($post_ids)) {
3959 - wp_send_json_error('No content selected');
3960 - exit;
3961 - }
3962 -
3963 - // Get bot_id from request
3964 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
3965 -
3966 - // ACF→PDF extraction is an install-level setting (Knowledge → ACF Fields,
3967 - // plan 11720c). The import modal shows a passive status line pointing
3968 - // there; the old per-batch checkbox and its remembered default are gone.
3969 - $extract_acf_pdfs = get_option('mxchat_acf_pdf_extraction', '0') === '1';
3970 -
3971 - // Process only ONE post at a time to avoid request size issues
3972 - $post_id = reset($post_ids);
3973 - $post = get_post($post_id);
3974 -
3975 - if (!$post) {
3976 - wp_send_json_error('Post not found');
3977 - exit;
3978 - }
3979 -
3980 - /**
3981 - * Allow developers to modify post data before processing into the knowledge base.
3982 - * Applied on BOTH content-preparation paths (this manual bulk import and the
3983 - * auto-sync path in mxchat_handle_post_update) with the same signature, so a
3984 - * callback registered once covers every indexing route. Purely additive —
3985 - * zero behaviour change when unhooked.
3986 - *
3987 - * @param WP_Post $post The post about to be indexed.
3988 - * @param string $bot_id Bot context for this import.
3989 - */
3990 - $post = apply_filters('mxchat_before_process_post', $post, $bot_id);
3991 - if (!($post instanceof WP_Post)) {
3992 - $post = get_post($post_id); // defend against a bad callback return
3993 - }
3994 -
3995 - // Get content including title, short description (for WooCommerce), and main content
3996 - $content = $post->post_title . "\n\n";
3997 -
3998 - // Add short description if it exists (WooCommerce products use post_excerpt for short description)
3999 - // Strip FIRST, then test: an excerpt that is nothing but shortcodes strips to
4000 - // empty, and testing the raw value emitted a bare "Short Description: " label
4001 - // with no value after it. Matches mxchat_index_published_post.
4002 - // trim() only in the TEST — the emitted value is untouched, so a populated
4003 - // excerpt is byte-identical to before. A whitespace-only excerpt is an empty
4004 - // excerpt and must not produce a labelled line with nothing after it.
4005 - $clean_excerpt = $this->strip_shortcode_tags_preserve_content($post->post_excerpt);
4006 - if (trim($clean_excerpt) !== '') {
4007 - $content .= "Short Description: " . wp_strip_all_tags($clean_excerpt) . "\n\n";
4008 - }
4009 -
4010 - // Add main content - remove shortcode tags but preserve content inside them
4011 - $clean_content = $this->strip_shortcode_tags_preserve_content($post->post_content);
4012 - $content .= wp_strip_all_tags($clean_content);
4013 -
4014 - // ADD WOOCOMMERCE PRODUCT DATA (pricing, stock, categories, custom tabs)
4015 - if (get_post_type($post_id) === 'product' && class_exists('WooCommerce')) {
4016 - $product = wc_get_product($post_id);
4017 -
4018 - if ($product) {
4019 - // Get pricing information
4020 - $regular_price = $product->get_regular_price();
4021 - $sale_price = $product->get_sale_price();
4022 - $price = $product->get_price();
4023 - $sku = $product->get_sku();
4024 -
4025 - // Get currency symbol
4026 - $currency_symbol = get_woocommerce_currency_symbol();
4027 -
4028 - // Add pricing information
4029 - $content .= "\n";
4030 - if (!empty($regular_price)) {
4031 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
4032 - } elseif (!empty($price)) {
4033 - $content .= "Price: " . $currency_symbol . $price . "\n";
4034 - }
4035 -
4036 - if (!empty($sale_price) && $sale_price !== $regular_price) {
4037 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
4038 - }
4039 -
4040 - // Handle variable products - show price range
4041 - if ($product->is_type('variable')) {
4042 - $min_price = $product->get_variation_price('min');
4043 - $max_price = $product->get_variation_price('max');
4044 - if ($min_price !== $max_price) {
4045 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
4046 - }
4047 - }
4048 -
4049 - if (!empty($sku)) {
4050 - $content .= "SKU: " . $sku . "\n";
4051 - }
4052 -
4053 - // Get product categories
4054 - $categories = wp_get_post_terms($post_id, 'product_cat', array('fields' => 'names'));
4055 - if (!empty($categories) && !is_wp_error($categories)) {
4056 - $content .= "Categories: " . implode(', ', $categories) . "\n";
4057 - }
4058 - }
4059 -
4060 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
4061 - $custom_tabs = get_post_meta($post_id, 'yikes_woo_products_tabs', true);
4062 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
4063 - foreach ($custom_tabs as $tab) {
4064 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
4065 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
4066 -
4067 - if (!empty($tab_title) && !empty($tab_content)) {
4068 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
4069 - }
4070 - }
4071 - }
4072 -
4073 - // Also check for reusable/saved tabs applied to this product
4074 - $applied_saved_tabs = get_post_meta($post_id, 'yikes_woo_reusable_products_tabs_applied', true);
4075 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
4076 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
4077 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
4078 - foreach ($applied_saved_tabs as $saved_tab_id) {
4079 - if (isset($saved_tabs[$saved_tab_id])) {
4080 - $tab = $saved_tabs[$saved_tab_id];
4081 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
4082 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
4083 -
4084 - if (!empty($tab_title) && !empty($tab_content)) {
4085 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
4086 - }
4087 - }
4088 - }
4089 - }
4090 - }
4091 - }
4092 -
4093 - // For custom post types like job_listing, include additional fields
4094 - // (verbatim parity with mxchat_index_published_post — a bulk import used to
4095 - // index the body alone, losing location/type/company that auto-sync captured)
4096 - if (get_post_type($post_id) === 'job_listing') {
4097 - // Add job-specific meta if available
4098 - $job_location = get_post_meta($post_id, '_job_location', true);
4099 - if (!empty($job_location)) {
4100 - $content .= "\n\nLocation: " . $job_location;
4101 - }
4102 -
4103 - // Get job type terms
4104 - $job_types = get_the_terms($post_id, 'job_listing_type');
4105 - if (!empty($job_types) && !is_wp_error($job_types)) {
4106 - $types = array();
4107 - foreach ($job_types as $type) {
4108 - $types[] = $type->name;
4109 - }
4110 - $content .= "\n\nJob Type: " . implode(', ', $types);
4111 - }
4112 -
4113 - // Get company name if available
4114 - $company_name = get_post_meta($post_id, '_company_name', true);
4115 - if (!empty($company_name)) {
4116 - $content .= "\n\nCompany: " . $company_name;
4117 - }
4118 - }
4119 -
4120 - // ADD ACF FIELDS SUPPORT
4121 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
4122 - $pdf_extracted_count = 0;
4123 - if (!empty($acf_fields)) {
4124 - $acf_content_parts = array();
4125 - $pdf_attachment_ids = array();
4126 -
4127 - foreach ($acf_fields as $field_name => $field_value) {
4128 - $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
4129 -
4130 - if (!empty($formatted_value)) {
4131 - // Both separators: a hyphenated ACF name should read as words, and
4132 - // this is what mxchat_index_published_post already does.
4133 - $field_label = ucwords(str_replace(['_', '-'], ' ', $field_name));
4134 - $acf_content_parts[] = $field_label . ": " . $formatted_value;
4135 - }
4136 -
4137 - // Walk this field's value tree for any PDF attachment references and queue them for extraction.
4138 - // Only when the user opted into ACF→PDF extraction for this batch; otherwise the ACF text
4139 - // still lands in the KB but the heavier PDF parsing is skipped.
4140 - if ($extract_acf_pdfs) {
4141 - $this->mxchat_collect_pdf_attachment_ids_from_acf_value($field_value, $pdf_attachment_ids);
4142 - }
4143 - }
4144 -
4145 - if (!empty($acf_content_parts)) {
4146 - $content .= "\n\n" . implode("\n", $acf_content_parts);
4147 - }
4148 -
4149 - // Extract text from each unique PDF found in ACF fields and append as a labeled section
4150 - if ($extract_acf_pdfs && !empty($pdf_attachment_ids)) {
4151 - $pdf_attachment_ids = array_unique(array_filter(array_map('intval', $pdf_attachment_ids)));
4152 - $pdf_sections = array();
4153 - foreach ($pdf_attachment_ids as $att_id) {
4154 - $pdf_text = $this->mxchat_extract_pdf_text_by_attachment_id($att_id);
4155 - if (!empty($pdf_text)) {
4156 - $pdf_title = get_the_title($att_id);
4157 - $pdf_url = wp_get_attachment_url($att_id);
4158 - $header = 'PDF Attachment';
4159 - if (!empty($pdf_title)) {
4160 - $header .= ': ' . $pdf_title;
4161 - }
4162 - if (!empty($pdf_url)) {
4163 - $header .= ' (' . $pdf_url . ')';
4164 - }
4165 - $pdf_sections[] = $header . "\n" . $pdf_text;
4166 - $pdf_extracted_count++;
4167 - }
4168 - }
4169 - if (!empty($pdf_sections)) {
4170 - $content .= "\n\nAttached PDFs:\n" . implode("\n\n", $pdf_sections);
4171 - }
4172 - }
4173 - }
4174 -
4175 - // ADD CUSTOM POST META SUPPORT (whitelisted non-ACF meta fields)
4176 - $custom_meta = $this->mxchat_get_whitelisted_post_meta($post_id);
4177 - if (!empty($custom_meta)) {
4178 - $meta_content_parts = array();
4179 -
4180 - foreach ($custom_meta as $meta_key => $meta_value) {
4181 - // Convert meta key to readable label
4182 - $meta_label = ucwords(str_replace(array('_', '-'), ' ', $meta_key));
4183 - $meta_content_parts[] = $meta_label . ": " . $meta_value;
4184 - }
4185 -
4186 - if (!empty($meta_content_parts)) {
4187 - $content .= "\n\n" . implode("\n", $meta_content_parts);
4188 - }
4189 - }
4190 -
4191 - // Debug logging for WordPress Import content
4192 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Post ID: ' . $post_id . ' Title: ' . $post->post_title);
4193 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Raw post_content length: ' . strlen($post->post_content));
4194 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Final content length: ' . strlen($content));
4195 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Content preview: ' . substr($content, 0, 300));
4196 -
4197 - // Note: Removed 10,000 char limit - chunking now handles large content properly
4198 -
4199 - // Get bot-specific embedding decision — custom-provider-aware (plan cbd5fd)
4200 - $bot_options = $this->get_bot_options($bot_id);
4201 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
4202 -
4203 - $preflight = MxChat_Utils::embedding_preflight($options);
4204 - if (!$preflight['ok']) {
4205 - MxChat_Admin::mxchat_log_debug('api_error', $preflight['reason'] . ' (knowledge processing)');
4206 - wp_send_json_error($preflight['reason']);
4207 - exit;
4208 - }
4209 - $api_key = $preflight['api_key'];
4210 -
4211 - $source_url = get_permalink($post_id);
4212 - $vector_id = md5($source_url); // Vector ID for Pinecone
4213 -
4214 - // Check for existing content in bot-specific storage
4215 - $is_update = false;
4216 -
4217 - // Get bot-specific Pinecone configuration
4218 - $bot_pinecone_config = $this->get_bot_pinecone_config($bot_id);
4219 - $use_pinecone = !empty($bot_pinecone_config) && ($bot_pinecone_config['use_pinecone'] ?? false);
4220 -
4221 - if ($use_pinecone && !empty($bot_pinecone_config['api_key'])) {
4222 - // Check Pinecone for this bot
4223 - $pinecone_data = $this->mxchat_get_pinecone_processed_content($bot_pinecone_config);
4224 - if (isset($pinecone_data[$post_id])) {
4225 - $is_update = true;
4226 - }
4227 - } else {
4228 - // Check WordPress DB (same as before since it's shared)
4229 - global $wpdb;
4230 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
4231 - $existing_record = $wpdb->get_row($wpdb->prepare(
4232 - "SELECT id FROM $table_name WHERE source_url = %s",
4233 - $source_url
4234 - ));
4235 -
4236 - if ($existing_record) {
4237 - $is_update = true;
4238 - }
4239 - }
4240 -
4241 - // UPDATED 2.5.6: Determine content type based on post_type
4242 - $post_type = $post->post_type;
4243 - $content_type = 'content'; // Default fallback
4244 -
4245 - // Map WordPress post types to content types
4246 - switch ($post_type) {
4247 - case 'post':
4248 - $content_type = 'post';
4249 - break;
4250 - case 'page':
4251 - $content_type = 'page';
4252 - break;
4253 - case 'product':
4254 - $content_type = 'product';
4255 - break;
4256 - default:
4257 - // For custom post types, use the post type name
4258 - $content_type = sanitize_key($post_type);
4259 - break;
4260 - }
4261 -
4262 - // Use the centralized utility function with bot_id and content_type
4263 - $result = MxChat_Utils::submit_content_to_db(
4264 - $content,
4265 - $source_url,
4266 - $api_key,
4267 - $vector_id,
4268 - $bot_id,
4269 - $content_type
4270 - );
4271 -
4272 - if (is_wp_error($result)) {
4273 - MxChat_Admin::mxchat_log_debug('storage_error', 'Knowledge storage failed: ' . $result->get_error_message(), array('source_url' => $source_url));
4274 - wp_send_json_error('Storage failed: ' . $result->get_error_message());
4275 - exit;
4276 - }
4277 -
4278 - // Automatically apply role restriction based on tags
4279 - $this->apply_role_restriction_to_post($post_id, $source_url);
4280 -
4281 - $operation_type = $is_update ? 'update' : 'new';
4282 -
4283 - // Count ACF fields for debugging
4284 - $acf_field_count = count($acf_fields);
4285 -
4286 - // Success response with minimal data
4287 - wp_send_json_success(array(
4288 - 'message' => $operation_type === 'update' ? 'Content updated successfully' : 'Content processed successfully',
4289 - 'post_id' => $post_id,
4290 - 'title' => $post->post_title,
4291 - 'operation_type' => $operation_type,
4292 - 'vector_id' => $vector_id,
4293 - 'acf_fields_found' => $acf_field_count,
4294 - 'pdf_extracted_count' => (int) $pdf_extracted_count,
4295 - 'content_preview' => substr($content, 0, 100) . '...',
4296 - 'bot_id' => $bot_id
4297 - ));
4298 - exit;
4299 -}
4300 -
4301 -private function apply_role_restriction_to_post($post_id, $source_url) {
4302 - // Get tag-role mappings
4303 - $mappings = get_option('mxchat_tag_role_mappings', array());
4304 -
4305 - if (empty($mappings)) {
4306 - return; // No mappings, leave as public
4307 - }
4308 -
4309 - // Get all tags for the post
4310 - $post_tags = wp_get_post_tags($post_id, array('fields' => 'slugs'));
4311 -
4312 - if (empty($post_tags)) {
4313 - return; // No tags, leave as public
4314 - }
4315 -
4316 - // Determine the highest role restriction based on tags
4317 - $highest_role = 'public';
4318 - $role_hierarchy = array(
4319 - 'public' => 0,
4320 - 'logged_in' => 1,
4321 - 'subscriber' => 2,
4322 - 'contributor' => 3,
4323 - 'author' => 4,
4324 - 'editor' => 5,
4325 - 'administrator' => 6
4326 - );
4327 -
4328 - foreach ($post_tags as $tag_slug) {
4329 - if (isset($mappings[$tag_slug])) {
4330 - $role = $mappings[$tag_slug];
4331 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
4332 - $highest_role = $role;
4333 - }
4334 - }
4335 - }
4336 -
4337 - // If no restricted tags found, return (leave as public)
4338 - if ($highest_role === 'public') {
4339 - return;
4340 - }
4341 -
4342 - // Update the role restriction in the database
4343 - global $wpdb;
4344 -
4345 - // Check if using Pinecone
4346 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
4347 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
4348 -
4349 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
4350 - // Update Pinecone role restriction
4351 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
4352 - $vector_id = md5($source_url);
4353 -
4354 - $wpdb->replace(
4355 - $roles_table,
4356 - array(
4357 - 'vector_id' => $vector_id,
4358 - 'role_restriction' => $highest_role,
4359 - 'updated_at' => current_time('mysql')
4360 - ),
4361 - array('%s', '%s', '%s')
4362 - );
4363 - } else {
4364 - // Update WordPress DB
4365 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
4366 -
4367 - $wpdb->update(
4368 - $table_name,
4369 - array('role_restriction' => $highest_role),
4370 - array('source_url' => $source_url),
4371 - array('%s'),
4372 - array('%s')
4373 - );
4374 - }
4375 -}
4376 -
4377 -public function mxchat_get_public_post_types() {
4378 - // Get all public post types
4379 - $post_types = get_post_types(array('public' => true), 'objects');
4380 - $post_type_options = array();
4381 -
4382 - foreach ($post_types as $post_type) {
4383 - $post_type_options[$post_type->name] = $post_type->label;
4384 - }
4385 -
4386 - // Also include common forum/community post types that might not be marked as public
4387 - $additional_types = array(
4388 - 'topic' => 'Forum Topics (bbPress)',
4389 - 'reply' => 'Forum Replies (bbPress)',
4390 - 'forum' => 'Forums (bbPress)',
4391 - 'wpforo_topic' => 'wpForo Topics',
4392 - 'wpforo_post' => 'wpForo Posts'
4393 - );
4394 -
4395 - foreach ($additional_types as $type_name => $type_label) {
4396 - if (post_type_exists($type_name) && !isset($post_type_options[$type_name])) {
4397 - $post_type_options[$type_name] = $type_label;
4398 - }
4399 - }
4400 -
4401 - return $post_type_options;
4402 -}
4403 -
4404 -/**
4405 - * Retrieves processed content from Pinecone API
4406 - */
4407 -public function mxchat_get_pinecone_processed_content($pinecone_options) {
4408 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
4409 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
4410 -
4411 - if (empty($api_key) || empty($host)) {
4412 - return array();
4413 - }
4414 -
4415 - $pinecone_data = array();
4416 -
4417 - try {
4418 - // Always get fresh data from Pinecone
4419 - $pinecone_data = $this->mxchat_scan_pinecone_for_processed_content($pinecone_options);
4420 -
4421 - // Method 2: Final fallback - try stats endpoint (if available)
4422 - if (empty($pinecone_data)) {
4423 - $stats_url = "https://{$host}/describe_index_stats";
4424 -
4425 - $response = wp_remote_post($stats_url, array(
4426 - 'headers' => array(
4427 - 'Api-Key' => $api_key,
4428 - 'Content-Type' => 'application/json'
4429 - ),
4430 - 'body' => json_encode(array()),
4431 - 'timeout' => 30
4432 - ));
4433 -
4434 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
4435 - $body = wp_remote_retrieve_body($response);
4436 - $stats_data = json_decode($body, true);
4437 - }
4438 - }
4439 -
4440 - } catch (Exception $e) {
4441 - // Log error but return fresh data only
4442 - }
4443 -
4444 - return $pinecone_data;
4445 -}
4446 -public function mxchat_fetch_pinecone_vectors_by_ids($pinecone_options, $vector_ids) {
4447 - //error_log('=== DEBUG: Starting mxchat_fetch_pinecone_vectors_by_ids ===');
4448 -
4449 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
4450 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
4451 -
4452 - if (empty($api_key) || empty($host) || empty($vector_ids)) {
4453 - //error_log('DEBUG: Missing parameters for fetch by IDs');
4454 - return array();
4455 - }
4456 -
4457 - try {
4458 - $fetch_url = "https://{$host}/vectors/fetch";
4459 - //error_log('DEBUG: Fetch URL: ' . $fetch_url);
4460 - //error_log('DEBUG: Fetching ' . count($vector_ids) . ' vector IDs');
4461 -
4462 - // Pinecone fetch API allows fetching specific vectors by ID
4463 - $fetch_data = array(
4464 - 'ids' => array_values($vector_ids)
4465 - );
4466 -
4467 - $response = wp_remote_post($fetch_url, array(
4468 - 'headers' => array(
4469 - 'Api-Key' => $api_key,
4470 - 'Content-Type' => 'application/json'
4471 - ),
4472 - 'body' => json_encode($fetch_data),
4473 - 'timeout' => 30
4474 - ));
4475 -
4476 - if (is_wp_error($response)) {
4477 - //error_log('DEBUG: Fetch by IDs WP error: ' . $response->get_error_message());
4478 - return array();
4479 - }
4480 -
4481 - $response_code = wp_remote_retrieve_response_code($response);
4482 - //error_log('DEBUG: Fetch response code: ' . $response_code);
4483 -
4484 - if ($response_code !== 200) {
4485 - $error_body = wp_remote_retrieve_body($response);
4486 - //error_log('DEBUG: Fetch failed with body: ' . $error_body);
4487 - return array();
4488 - }
4489 -
4490 - $body = wp_remote_retrieve_body($response);
4491 - $data = json_decode($body, true);
4492 -
4493 - //error_log('DEBUG: Fetch response structure: ' . print_r(array_keys($data), true));
4494 -
4495 - if (!isset($data['vectors'])) {
4496 - //error_log('DEBUG: No vectors key in response');
4497 - return array();
4498 - }
4499 -
4500 - $processed_data = array();
4501 -
4502 - foreach ($data['vectors'] as $vector_id => $vector_data) {
4503 - $metadata = $vector_data['metadata'] ?? array();
4504 - $source_url = $metadata['source_url'] ?? '';
4505 -
4506 - if (!empty($source_url)) {
4507 - $post_id = url_to_postid($source_url);
4508 - if ($post_id) {
4509 - $created_at = $metadata['created_at'] ?? '';
4510 - $processed_date = 'Recently';
4511 -
4512 - if (!empty($created_at)) {
4513 - $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
4514 - if ($timestamp) {
4515 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
4516 - }
4517 - }
4518 -
4519 - $processed_data[$post_id] = array(
4520 - 'db_id' => $vector_id,
4521 - 'processed_date' => $processed_date,
4522 - 'url' => $source_url,
4523 - 'source' => 'pinecone',
4524 - 'timestamp' => $timestamp ?? current_time('timestamp')
4525 - );
4526 - }
4527 - }
4528 - }
4529 -
4530 - //error_log('DEBUG: Processed ' . count($processed_data) . ' vectors from fetch');
4531 - return $processed_data;
4532 -
4533 - } catch (Exception $e) {
4534 - //error_log('DEBUG: Exception in fetch_pinecone_vectors_by_ids: ' . $e->getMessage());
4535 - return array();
4536 - }
4537 -}
4538 -
4539 -/**
4540 - * Get embedding dimensions based on the selected model.
4541 - */
4542 -private function mxchat_get_embedding_dimensions() {
4543 - $options = get_option('mxchat_options', array());
4544 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
4545 -
4546 - $model_dimensions = array(
4547 - 'text-embedding-ada-002' => 1536,
4548 - 'text-embedding-3-small' => 1536,
4549 - 'text-embedding-3-large' => 3072,
4550 - 'voyage-2' => 1024,
4551 - 'voyage-large-2' => 1536,
4552 - 'voyage-3-large' => 2048,
4553 - 'gemini-embedding-001' => 1536,
4554 - );
4555 -
4556 - if (strpos($selected_model, 'voyage-3-large') === 0) {
4557 - $custom_dimensions = $options['voyage_output_dimension'] ?? 2048;
4558 - return intval($custom_dimensions);
4559 - }
4560 -
4561 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4562 - $custom_dimensions = $options['gemini_output_dimension'] ?? 1536;
4563 - return intval($custom_dimensions);
4564 - }
4565 -
4566 - return $model_dimensions[$selected_model] ?? 1536;
4567 -}
4568 -
4569 -/**
4570 - * Scan Pinecone for processed content
4571 - */
4572 -public function mxchat_scan_pinecone_for_processed_content($pinecone_options) {
4573 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
4574 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
4575 -
4576 - if (empty($api_key) || empty($host)) {
4577 - return array();
4578 - }
4579 -
4580 - try {
4581 - // Use multiple random vectors to get better coverage
4582 - $all_matches = array();
4583 - $seen_ids = array();
4584 -
4585 - // Get correct dimensions for the configured embedding model
4586 - $dimensions = $this->mxchat_get_embedding_dimensions();
4587 -
4588 - // Try 3 different random vectors to get better coverage
4589 - for ($i = 0; $i < 3; $i++) {
4590 - $query_url = "https://{$host}/query";
4591 -
4592 - // Generate a random unit vector instead of zeros
4593 - $random_vector = array();
4594 - for ($j = 0; $j < $dimensions; $j++) {
4595 - $random_vector[] = (rand(-1000, 1000) / 1000.0);
4596 - }
4597 -
4598 - // Normalize the vector to unit length
4599 - $magnitude = sqrt(array_sum(array_map(function($x) { return $x * $x; }, $random_vector)));
4600 - if ($magnitude > 0) {
4601 - $random_vector = array_map(function($x) use ($magnitude) { return $x / $magnitude; }, $random_vector);
4602 - }
4603 -
4604 - $query_data = array(
4605 - 'includeMetadata' => true,
4606 - 'includeValues' => false,
4607 - 'topK' => 10000,
4608 - 'vector' => $random_vector
4609 - );
4610 -
4611 - $response = wp_remote_post($query_url, array(
4612 - 'headers' => array(
4613 - 'Api-Key' => $api_key,
4614 - 'Content-Type' => 'application/json'
4615 - ),
4616 - 'body' => json_encode($query_data),
4617 - 'timeout' => 30
4618 - ));
4619 -
4620 - if (is_wp_error($response)) {
4621 - continue;
4622 - }
4623 -
4624 - $response_code = wp_remote_retrieve_response_code($response);
4625 -
4626 - if ($response_code !== 200) {
4627 - continue;
4628 - }
4629 -
4630 - $body = wp_remote_retrieve_body($response);
4631 - $data = json_decode($body, true);
4632 -
4633 - if (isset($data['matches'])) {
4634 - foreach ($data['matches'] as $match) {
4635 - $match_id = $match['id'] ?? '';
4636 - if (!empty($match_id) && !isset($seen_ids[$match_id])) {
4637 - $all_matches[] = $match;
4638 - $seen_ids[$match_id] = true;
4639 - }
4640 - }
4641 - }
4642 - }
4643 -
4644 - // Convert matches to processed data format, grouping by URL to count chunks
4645 - $processed_data = array();
4646 - $url_chunk_counts = array();
4647 -
4648 - foreach ($all_matches as $match) {
4649 - $metadata = $match['metadata'] ?? array();
4650 - $source_url = $metadata['source_url'] ?? '';
4651 - $match_id = $match['id'] ?? '';
4652 -
4653 - if (!empty($source_url) && !empty($match_id)) {
4654 - $post_id = url_to_postid($source_url);
4655 - if ($post_id) {
4656 - // Count chunks per post_id
4657 - if (!isset($url_chunk_counts[$post_id])) {
4658 - $url_chunk_counts[$post_id] = 0;
4659 - }
4660 - $url_chunk_counts[$post_id]++;
4661 -
4662 - $created_at = $metadata['created_at'] ?? '';
4663 - $processed_date = 'Recently';
4664 -
4665 - if (!empty($created_at)) {
4666 - $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
4667 - if ($timestamp) {
4668 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
4669 - }
4670 - }
4671 -
4672 - // Only store if not already set, or update with newer timestamp
4673 - if (!isset($processed_data[$post_id]) ||
4674 - ($timestamp ?? 0) > ($processed_data[$post_id]['timestamp'] ?? 0)) {
4675 - $processed_data[$post_id] = array(
4676 - 'db_id' => $match_id,
4677 - 'processed_date' => $processed_date,
4678 - 'url' => $source_url,
4679 - 'source' => 'pinecone',
4680 - 'timestamp' => $timestamp ?? current_time('timestamp')
4681 - );
4682 - }
4683 - }
4684 - }
4685 - }
4686 -
4687 - // Add chunk counts to processed data
4688 - foreach ($url_chunk_counts as $post_id => $chunk_count) {
4689 - if (isset($processed_data[$post_id])) {
4690 - $processed_data[$post_id]['chunk_count'] = $chunk_count;
4691 - }
4692 - }
4693 -
4694 - return $processed_data;
4695 -
4696 - } catch (Exception $e) {
4697 - return array();
4698 - }
4699 -}
4700 -/**
4701 - * Generate embeddings from input text for MXChat with bot support
4702 - */
4703 -private function mxchat_generate_embedding($text, $bot_id = 'default') {
4704 - // Enable detailed logging for debugging
4705 - //error_log('[MXCHAT-EMBED] Starting embedding generation for bot: ' . $bot_id . '. Text length: ' . strlen($text) . ' bytes');
4706 - //error_log('[MXCHAT-EMBED] Text preview: ' . substr($text, 0, 100) . '...');
4707 -
4708 - // Get bot-specific options
4709 - $bot_options = $this->get_bot_options($bot_id);
4710 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
4711 -
4712 - // Opt-in: when the custom provider is selected for embeddings, index through
4713 - // the same custom endpoint the query path uses so stored vectors and query
4714 - // vectors share a model. Returns the vector array on success, or an error
4715 - // string on failure (this function's existing failure contract).
4716 - if (isset($options['custom_provider_for_embeddings']) && $options['custom_provider_for_embeddings'] === 'on') {
4717 - if (!class_exists('MxChat_Utils')) {
4718 - require_once dirname(__FILE__) . '/../includes/class-mxchat-utils.php';
4719 - }
4720 - return MxChat_Utils::generate_embedding_custom($text, $options);
4721 - }
4722 -
4723 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
4724 - //error_log('[MXCHAT-EMBED] Selected embedding model for bot ' . $bot_id . ': ' . $selected_model);
4725 -
4726 - // Determine provider and endpoint
4727 - if (strpos($selected_model, 'voyage') === 0) {
4728 - $api_key = $options['voyage_api_key'] ?? '';
4729 - $endpoint = 'https://api.voyageai.com/v1/embeddings';
4730 - $provider_name = 'Voyage AI';
4731 - //error_log('[MXCHAT-EMBED] Using Voyage AI API for bot ' . $bot_id);
4732 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
4733 - $api_key = $options['gemini_api_key'] ?? '';
4734 - $endpoint = 'https://generativelanguage.googleapis.com/v1beta/models/' . $selected_model . ':embedContent';
4735 - $provider_name = 'Google Gemini';
4736 - //error_log('[MXCHAT-EMBED] Using Google Gemini API for bot ' . $bot_id);
4737 - } else {
4738 - $api_key = $options['api_key'] ?? '';
4739 - $endpoint = 'https://api.openai.com/v1/embeddings';
4740 - $provider_name = 'OpenAI';
4741 - //error_log('[MXCHAT-EMBED] Using OpenAI API for bot ' . $bot_id);
4742 - }
4743 -
4744 - //error_log('[MXCHAT-EMBED] Using endpoint: ' . $endpoint);
4745 -
4746 - if (empty($api_key)) {
4747 - $error_message = sprintf('Missing %s API key for bot %s. Please configure your API key in the bot settings.', $provider_name, $bot_id);
4748 - //error_log('[MXCHAT-EMBED] Error: ' . $error_message);
4749 - return $error_message;
4750 - }
4751 -
4752 - // Check if text is too long (for OpenAI, roughly estimate tokens as words/0.75)
4753 - $estimated_tokens = ceil(str_word_count($text) / 0.75);
4754 - //error_log('[MXCHAT-EMBED] Estimated token count: ~' . $estimated_tokens);
4755 -
4756 - if ($estimated_tokens > 8000 && strpos($selected_model, 'voyage') === false && strpos($selected_model, 'gemini-embedding') === false) {
4757 - //error_log('[MXCHAT-EMBED] Warning: Text may exceed OpenAI token limits (8K for most models)');
4758 - // Consider truncating text here
4759 - }
4760 -
4761 - // Prepare request body based on provider
4762 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4763 - // Gemini API format
4764 - $request_body = array(
4765 - 'model' => 'models/' . $selected_model,
4766 - 'content' => array(
4767 - 'parts' => array(
4768 - array('text' => $text)
4769 - )
4770 - )
4771 - );
4772 -
4773 - // Set output dimensionality to 1536 for consistency with other models
4774 - $request_body['outputDimensionality'] = 1536;
4775 - } else {
4776 - // OpenAI/Voyage API format
4777 - $request_body = array(
4778 - 'model' => $selected_model,
4779 - 'input' => $text
4780 - );
4781 -
4782 - // Add output_dimension for voyage-3-large model
4783 - if ($selected_model === 'voyage-3-large') {
4784 - $request_body['output_dimension'] = 2048;
4785 - }
4786 - }
4787 -
4788 - //error_log('[MXCHAT-EMBED] Request prepared with model: ' . $selected_model);
4789 -
4790 - // Prepare headers based on provider
4791 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4792 - // Gemini uses API key as query parameter
4793 - $endpoint .= '?key=' . $api_key;
4794 - $headers = array(
4795 - 'Content-Type' => 'application/json'
4796 - );
4797 - } else {
4798 - // OpenAI/Voyage use Bearer token
4799 - $headers = array(
4800 - 'Authorization' => 'Bearer ' . $api_key,
4801 - 'Content-Type' => 'application/json'
4802 - );
4803 - }
4804 -
4805 - // Make API request
4806 - //error_log('[MXCHAT-EMBED] Sending API request to: ' . $endpoint);
4807 - $response = wp_remote_post($endpoint, array(
4808 - 'body' => wp_json_encode($request_body),
4809 - 'headers' => $headers,
4810 - 'timeout' => 60 // Increased timeout for large inputs
4811 - ));
4812 -
4813 - // Handle wp_remote_post errors
4814 - if (is_wp_error($response)) {
4815 - $error_message = $response->get_error_message();
4816 - //error_log('[MXCHAT-EMBED] WP Remote Post Error: ' . $error_message);
4817 - return 'Connection error: ' . $error_message;
4818 - }
4819 -
4820 - // Get and check HTTP response code
4821 - $http_code = wp_remote_retrieve_response_code($response);
4822 - //error_log('[MXCHAT-EMBED] API Response Code: ' . $http_code);
4823 -
4824 - if ($http_code !== 200) {
4825 - $error_body = wp_remote_retrieve_body($response);
4826 - //error_log('[MXCHAT-EMBED] API Error Response Body: ' . $error_body);
4827 -
4828 - // Try to parse error for more details
4829 - $error_json = json_decode($error_body, true);
4830 - if (json_last_error() === JSON_ERROR_NONE && isset($error_json['error'])) {
4831 - $error_type = $error_json['error']['type'] ?? 'unknown';
4832 - $error_message = $error_json['error']['message'] ?? 'No message';
4833 - //error_log('[MXCHAT-EMBED] API Error Type: ' . $error_type);
4834 - //error_log('[MXCHAT-EMBED] API Error Message: ' . $error_message);
4835 -
4836 - // Keep the provider's own diagnostic — a restricted-key 401 names the
4837 - // exact missing scope, and replacing it with "check your API key" sent
4838 - // a customer to regenerate two keys (plan 46b596). Same shape as
4839 - // MxChat_Utils::embedding_failure_error() so both ingestion paths read
4840 - // identically. Key never appears in provider messages, but scrub anyway.
4841 - if ($error_type === 'invalid_request_error' || $error_type === 'authentication_error') {
4842 - if (is_string($api_key) && $api_key !== '') {
4843 - $error_message = str_replace($api_key, '[redacted]', $error_message);
4844 - }
4845 - $error_message = sprintf(
4846 - 'Embedding failed (%s, HTTP %d): %s',
4847 - $selected_model,
4848 - $http_code,
4849 - substr($error_message, 0, 300)
4850 - );
4851 - }
4852 -
4853 - //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
4854 - return $error_message;
4855 - }
4856 -
4857 - $error_message = sprintf("API Error (HTTP %d): Unable to generate embedding for bot %s", $http_code, $bot_id);
4858 - //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
4859 - return $error_message;
4860 - }
4861 -
4862 - // Parse response body
4863 - $response_body = wp_remote_retrieve_body($response);
4864 - //error_log('[MXCHAT-EMBED] Received response length: ' . strlen($response_body) . ' bytes');
4865 -
4866 - $response_data = json_decode($response_body, true);
4867 -
4868 - if (json_last_error() !== JSON_ERROR_NONE) {
4869 - $error = json_last_error_msg();
4870 - //error_log('[MXCHAT-EMBED] JSON Parse Error: ' . $error);
4871 - //error_log('[MXCHAT-EMBED] Response preview: ' . substr($response_body, 0, 200));
4872 - return "Failed to parse API response: $error";
4873 - }
4874 -
4875 - // Handle different response formats based on provider
4876 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4877 - // Gemini API response format
4878 - if (isset($response_data['embedding']['values'])) {
4879 - $embedding_dimensions = count($response_data['embedding']['values']);
4880 - //error_log('[MXCHAT-EMBED] Successfully extracted Gemini embedding with ' . $embedding_dimensions . ' dimensions');
4881 -
4882 - // Check if embedding dimensions are as expected (should be 1536)
4883 - if ($embedding_dimensions !== 1536) {
4884 - //error_log('[MXCHAT-EMBED] Warning: Unexpected Gemini embedding dimensions: ' . $embedding_dimensions);
4885 - }
4886 -
4887 - return $response_data['embedding']['values'];
4888 - } else {
4889 - //error_log('[MXCHAT-EMBED] Error: No embedding found in Gemini response');
4890 - //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
4891 -
4892 - if (isset($response_data['error'])) {
4893 - $error_message = "Gemini API Error in response: " . wp_json_encode($response_data['error']);
4894 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4895 - return $error_message;
4896 - }
4897 -
4898 - $error_message = "Invalid Gemini API response format: No embedding found";
4899 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4900 - return $error_message;
4901 - }
4902 - } else {
4903 - // OpenAI/Voyage API response format
4904 - if (isset($response_data['data'][0]['embedding'])) {
4905 - $embedding_dimensions = count($response_data['data'][0]['embedding']);
4906 - //error_log('[MXCHAT-EMBED] Successfully extracted embedding with ' . $embedding_dimensions . ' dimensions');
4907 -
4908 - // Check if embedding dimensions are as expected
4909 - if (($selected_model === 'text-embedding-ada-002' && $embedding_dimensions !== 1536) ||
4910 - ($selected_model === 'voyage-3-large' && $embedding_dimensions !== 2048)) {
4911 - //error_log('[MXCHAT-EMBED] Warning: Unexpected embedding dimensions');
4912 - }
4913 -
4914 - return $response_data['data'][0]['embedding'];
4915 - } else {
4916 - //error_log('[MXCHAT-EMBED] Error: No embedding found in response');
4917 - //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
4918 -
4919 - if (isset($response_data['error'])) {
4920 - $error_message = "API Error in response: " . wp_json_encode($response_data['error']);
4921 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4922 - return $error_message;
4923 - }
4924 -
4925 - $error_message = "Invalid API response format: No embedding found";
4926 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4927 - return $error_message;
4928 - }
4929 - }
4930 -}
4931 -
4932 -/**
4933 - * Get bot-specific options for multi-bot functionality
4934 - * Falls back to default options if bot_id is 'default' or multi-bot add-on is not active
4935 - */
4936 -private function get_bot_options($bot_id = 'default') {
4937 - //error_log("MXCHAT DEBUG: get_bot_options called for bot: " . $bot_id);
4938 -
4939 - if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
4940 - //error_log("MXCHAT DEBUG: Using default options (no multi-bot or bot is 'default')");
4941 - return array();
4942 - }
4943 -
4944 - $bot_options = apply_filters('mxchat_get_bot_options', array(), $bot_id);
4945 -
4946 - if (!empty($bot_options)) {
4947 - //error_log("MXCHAT DEBUG: Got bot-specific options from filter");
4948 - if (isset($bot_options['similarity_threshold'])) {
4949 - //error_log(" - similarity_threshold: " . $bot_options['similarity_threshold']);
4950 - }
4951 - }
4952 -
4953 - return is_array($bot_options) ? $bot_options : array();
4954 -}
4955 -
4956 -/**
4957 - * Get bot-specific Pinecone configuration
4958 - * Used in the knowledge retrieval functions
4959 - */
4960 -// Also add debugging to your get_bot_pinecone_config function
4961 -private function get_bot_pinecone_config($bot_id = 'default') {
4962 - //error_log("MXCHAT DEBUG: get_bot_pinecone_config called for bot: " . $bot_id);
4963 -
4964 - // If default bot or multi-bot add-on not active, use default Pinecone config
4965 - if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
4966 - //error_log("MXCHAT DEBUG: Using default Pinecone config (no multi-bot or bot is 'default')");
4967 - $addon_options = get_option('mxchat_pinecone_addon_options', array());
4968 - $config = array(
4969 - 'use_pinecone' => (isset($addon_options['mxchat_use_pinecone']) && $addon_options['mxchat_use_pinecone'] === '1'),
4970 - 'api_key' => $addon_options['mxchat_pinecone_api_key'] ?? '',
4971 - 'host' => $addon_options['mxchat_pinecone_host'] ?? '',
4972 - 'namespace' => $addon_options['mxchat_pinecone_namespace'] ?? ''
4973 - );
4974 - //error_log("MXCHAT DEBUG: Default config - use_pinecone: " . ($config['use_pinecone'] ? 'true' : 'false'));
4975 - return $config;
4976 - }
4977 -
4978 - //error_log("MXCHAT DEBUG: Calling filter 'mxchat_get_bot_pinecone_config' for bot: " . $bot_id);
4979 -
4980 - // Hook for multi-bot add-on to provide bot-specific Pinecone config
4981 - $bot_pinecone_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
4982 -
4983 - if (!empty($bot_pinecone_config)) {
4984 - //error_log("MXCHAT DEBUG: Got bot-specific config from filter");
4985 - //error_log(" - use_pinecone: " . (isset($bot_pinecone_config['use_pinecone']) ? ($bot_pinecone_config['use_pinecone'] ? 'true' : 'false') : 'not set'));
4986 - //error_log(" - host: " . ($bot_pinecone_config['host'] ?? 'not set'));
4987 - //error_log(" - namespace: " . ($bot_pinecone_config['namespace'] ?? 'not set'));
4988 - } else {
4989 - //error_log("MXCHAT DEBUG: Filter returned empty config!");
4990 - }
4991 -
4992 - return is_array($bot_pinecone_config) ? $bot_pinecone_config : array();
4993 -}
4994 -
4995 -
4996 -public function mxchat_ajax_dismiss_completed_status() {
4997 - try {
4998 - // Verify the request
4999 - check_ajax_referer('mxchat_status_nonce', 'nonce');
5000 -
5001 - if (!current_user_can('manage_options')) {
5002 - wp_send_json_error('Unauthorized access');
5003 - exit;
5004 - }
5005 -
5006 - $card_type = isset($_POST['card_type']) ? sanitize_text_field($_POST['card_type']) : '';
5007 -
5008 - if ($card_type === 'pdf') {
5009 - // Clear PDF status
5010 - $pdf_url = get_transient('mxchat_last_pdf_url');
5011 - if ($pdf_url) {
5012 - delete_transient('mxchat_pdf_status_' . md5($pdf_url));
5013 - delete_transient('mxchat_last_pdf_url');
5014 - }
5015 - } elseif ($card_type === 'sitemap') {
5016 - // Clear sitemap status
5017 - $sitemap_url = get_transient('mxchat_last_sitemap_url');
5018 - if ($sitemap_url) {
5019 - delete_transient('mxchat_sitemap_status_' . md5($sitemap_url));
5020 - delete_transient('mxchat_last_sitemap_url');
5021 - }
5022 - }
5023 -
5024 - wp_send_json_success(array('message' => 'Status dismissed successfully'));
5025 -
5026 - } catch (Exception $e) {
5027 - wp_send_json_error(array('message' => 'Error dismissing status: ' . $e->getMessage()));
5028 - }
5029 -}
5030 -
5031 -/**
5032 - * Render completed status cards on page load
5033 - * This ensures completed processing status persists through page refreshes
5034 - */
5035 -public function mxchat_render_completed_status_cards() {
5036 - $output = '';
5037 -
5038 - // Check for completed PDF status
5039 - $pdf_url = get_transient('mxchat_last_pdf_url');
5040 - if ($pdf_url) {
5041 - $pdf_status = $this->mxchat_get_pdf_processing_status($pdf_url);
5042 - if ($pdf_status && ($pdf_status['status'] === 'complete' || $pdf_status['status'] === 'error')) {
5043 - $output .= $this->mxchat_render_pdf_status_card($pdf_status, $pdf_url);
5044 - }
5045 - }
5046 -
5047 - // Check for completed sitemap status
5048 - $sitemap_url = get_transient('mxchat_last_sitemap_url');
5049 - if ($sitemap_url) {
5050 - $sitemap_status = $this->mxchat_get_sitemap_processing_status($sitemap_url);
5051 - if ($sitemap_status && ($sitemap_status['status'] === 'complete' || $sitemap_status['status'] === 'error')) {
5052 - $output .= $this->mxchat_render_sitemap_status_card($sitemap_status, $sitemap_url);
5053 - }
5054 - }
5055 -
5056 - return $output;
5057 -}
5058 -
5059 -/**
5060 - * Render PDF status card HTML
5061 - */
5062 -private function mxchat_render_pdf_status_card($status, $pdf_url) {
5063 - $html = '<div class="mxchat-status-card" data-card-type="pdf">';
5064 - $html .= '<div class="mxchat-status-header">';
5065 - $html .= '<h4>' . esc_html__('PDF Processing Status', 'mxchat') . '</h4>';
5066 -
5067 - // Add dismiss button for completed status
5068 - if ($status['status'] === 'complete' || $status['status'] === 'error') {
5069 - $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
5070 - }
5071 -
5072 - // Process Batch button for processing status
5073 - if ($status['status'] === 'processing') {
5074 - $html .= '<button type="button" class="mxchat-manual-batch-btn"
5075 - data-process-type="pdf"
5076 - data-url="' . esc_attr($pdf_url) . '">
5077 - ' . esc_html__('Process Batch', 'mxchat') . '</button>';
5078 - }
5079 -
5080 - // Add status badges
5081 - if ($status['status'] === 'error') {
5082 - $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
5083 - } elseif ($status['status'] === 'complete') {
5084 - if ($status['failed_pages'] > 0) {
5085 - $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
5086 - sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_pages']) . '</span>';
5087 - } else {
5088 - $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
5089 - }
5090 - }
5091 -
5092 - $html .= '</div>'; // End header
5093 -
5094 - // Progress bar
5095 - $html .= '<div class="mxchat-progress-bar">';
5096 - $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
5097 - $html .= '</div>';
5098 -
5099 - // Status details
5100 - $html .= '<div class="mxchat-status-details">';
5101 - $html .= '<p>' . sprintf(
5102 - esc_html__('Progress: %d of %d pages (%d%%)', 'mxchat'),
5103 - $status['processed_pages'],
5104 - $status['total_pages'],
5105 - $status['percentage']
5106 - ) . '</p>';
5107 -
5108 - // Show failed pages count if any
5109 - if ($status['failed_pages'] > 0) {
5110 - $html .= '<p><strong>' . esc_html__('Failed pages:', 'mxchat') . '</strong> ' . esc_html($status['failed_pages']) . '</p>';
5111 - }
5112 -
5113 - $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
5114 - $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
5115 -
5116 - // Add completion summary if available AND it's an array
5117 - if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
5118 - $summary = $status['completion_summary'];
5119 - $html .= '<div class="mxchat-completion-summary">';
5120 - $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
5121 - $html .= '<p><strong>' . esc_html__('Total Pages:', 'mxchat') . '</strong> ' . esc_html($summary['total_pages']) . '</p>';
5122 - $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_pages']) . '</p>';
5123 - $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_pages']) . '</p>';
5124 - $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
5125 - $html .= '</div>';
5126 - }
5127 -
5128 - // Add failed pages list if any AND it's an array
5129 - if (isset($status['failed_pages_list']) && is_array($status['failed_pages_list']) && !empty($status['failed_pages_list'])) {
5130 - $html .= $this->mxchat_render_failed_pages_list($status['failed_pages_list']);
5131 - }
5132 -
5133 - // Add error message if any
5134 - if (isset($status['error']) && !empty($status['error'])) {
5135 - $html .= '<div class="mxchat-error-notice">';
5136 - $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
5137 - $html .= '</div>';
5138 - }
5139 -
5140 - $html .= '</div>'; // End details
5141 - $html .= '</div>'; // End card
5142 -
5143 - return $html;
5144 -}
5145 -/**
5146 - * Render sitemap status card HTML
5147 - */
5148 -private function mxchat_render_sitemap_status_card($status, $sitemap_url) {
5149 - $html = '<div class="mxchat-status-card" data-card-type="sitemap">';
5150 - $html .= '<div class="mxchat-status-header">';
5151 - $html .= '<h4>' . esc_html__('Sitemap Processing Status', 'mxchat') . '</h4>';
5152 -
5153 - // Add dismiss button for completed status
5154 - if ($status['status'] === 'complete' || $status['status'] === 'error') {
5155 - $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
5156 - }
5157 -
5158 - // Process Batch button for processing status
5159 - if ($status['status'] === 'processing') {
5160 - $html .= '<button type="button" class="mxchat-manual-batch-btn"
5161 - data-process-type="sitemap"
5162 - data-url="' . esc_attr($sitemap_url) . '">
5163 - ' . esc_html__('Process Batch', 'mxchat') . '</button>';
5164 - }
5165 -
5166 - // Add status badges
5167 - if ($status['status'] === 'error') {
5168 - $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
5169 - } elseif ($status['status'] === 'complete') {
5170 - if ($status['failed_urls'] > 0) {
5171 - $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
5172 - sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_urls']) . '</span>';
5173 - } else {
5174 - $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
5175 - }
5176 - }
5177 -
5178 - $html .= '</div>'; // End header
5179 -
5180 - // Progress bar
5181 - $html .= '<div class="mxchat-progress-bar">';
5182 - $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
5183 - $html .= '</div>';
5184 -
5185 - // Status details
5186 - $html .= '<div class="mxchat-status-details">';
5187 - $html .= '<p>' . sprintf(
5188 - esc_html__('Progress: %d of %d URLs (%d%%)', 'mxchat'),
5189 - $status['processed_urls'],
5190 - $status['total_urls'],
5191 - $status['percentage']
5192 - ) . '</p>';
5193 -
5194 - // Show failed URLs count if any
5195 - if ($status['failed_urls'] > 0) {
5196 - $html .= '<p><strong>' . esc_html__('Failed URLs:', 'mxchat') . '</strong> ' . esc_html($status['failed_urls']) . '</p>';
5197 - }
5198 -
5199 - $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
5200 - $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
5201 -
5202 - // Add completion summary if available AND it's an array
5203 - if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
5204 - $summary = $status['completion_summary'];
5205 - $html .= '<div class="mxchat-completion-summary">';
5206 - $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
5207 - $html .= '<p><strong>' . esc_html__('Total URLs:', 'mxchat') . '</strong> ' . esc_html($summary['total_urls']) . '</p>';
5208 - $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_urls']) . '</p>';
5209 - $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_urls']) . '</p>';
5210 - $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
5211 - $html .= '</div>';
5212 - }
5213 -
5214 - // Add error messages if any (but not the failed URLs list)
5215 - if (!empty($status['error']) || !empty($status['last_error'])) {
5216 - $html .= '<div class="mxchat-error-notice">';
5217 -
5218 - if (!empty($status['error'])) {
5219 - $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
5220 - }
5221 -
5222 - if (!empty($status['last_error'])) {
5223 - $html .= '<p class="last-error">' . esc_html__('Last error:', 'mxchat') . ' ' . esc_html($status['last_error']) . '</p>';
5224 - }
5225 -
5226 - $html .= '</div>';
5227 - }
5228 -
5229 - $html .= '</div>'; // End details
5230 - $html .= '</div>'; // End card
5231 -
5232 - return $html;
5233 -}
5234 -
5235 -
5236 -/**
5237 - * Render failed pages list
5238 - */
5239 -private function mxchat_render_failed_pages_list($failed_pages_list) {
5240 - // Validate that $failed_pages_list is an array and not empty
5241 - if (!is_array($failed_pages_list) || empty($failed_pages_list)) {
5242 - return '';
5243 - }
5244 -
5245 - $html = '<div class="mxchat-error-notice">';
5246 - $html .= '<div class="mxchat-failed-pages-container">';
5247 - $html .= '<h5>' . sprintf(esc_html__('Failed Pages (%d)', 'mxchat'), count($failed_pages_list)) . '</h5>';
5248 - $html .= '<details>';
5249 - $html .= '<summary>' . esc_html__('Show Failed Pages', 'mxchat') . '</summary>';
5250 - $html .= '<div class="mxchat-failed-pages-list">';
5251 -
5252 - // Create table for failed pages
5253 - $html .= '<table class="widefat striped">';
5254 - $html .= '<thead><tr>';
5255 - $html .= '<th>' . esc_html__('Page', 'mxchat') . '</th>';
5256 - $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
5257 - $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
5258 - $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
5259 - $html .= '</tr></thead><tbody>';
5260 -
5261 - // Sort failed pages by most recent
5262 - $sorted_failed_pages = $failed_pages_list;
5263 - usort($sorted_failed_pages, function($a, $b) {
5264 - return ($b['time'] ?? 0) - ($a['time'] ?? 0);
5265 - });
5266 -
5267 - foreach ($sorted_failed_pages as $item) {
5268 - // Ensure $item is an array before accessing its elements
5269 - if (!is_array($item)) {
5270 - continue;
5271 - }
5272 -
5273 - $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
5274 - $html .= '<tr>';
5275 - $html .= '<td>' . esc_html__('Page', 'mxchat') . ' ' . esc_html($item['page'] ?? 'Unknown') . '</td>';
5276 - $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
5277 - $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
5278 - $html .= '<td>' . esc_html($time_ago) . '</td>';
5279 - $html .= '</tr>';
5280 - }
5281 -
5282 - $html .= '</tbody></table>';
5283 - $html .= '</div></details></div></div>';
5284 -
5285 - return $html;
5286 -}
5287 -
5288 -/**
5289 - * Render failed URLs list
5290 - */
5291 -private function mxchat_render_failed_urls_list($failed_urls_list) {
5292 - // Validate that $failed_urls_list is an array and not empty
5293 - if (!is_array($failed_urls_list) || empty($failed_urls_list)) {
5294 - return '';
5295 - }
5296 -
5297 - $html = '<div class="mxchat-failed-urls-container">';
5298 - $html .= '<h5>' . sprintf(esc_html__('Failed URLs (%d)', 'mxchat'), count($failed_urls_list)) . '</h5>';
5299 - $html .= '<details>';
5300 - $html .= '<summary>' . esc_html__('Show Failed URLs', 'mxchat') . '</summary>';
5301 - $html .= '<div class="mxchat-failed-urls-list">';
5302 -
5303 - // Create table for failed URLs
5304 - $html .= '<table class="widefat striped">';
5305 - $html .= '<thead><tr>';
5306 - $html .= '<th>' . esc_html__('URL', 'mxchat') . '</th>';
5307 - $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
5308 - $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
5309 - $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
5310 - $html .= '</tr></thead><tbody>';
5311 -
5312 - // Sort failed URLs by most recent
5313 - $sorted_failed_urls = $failed_urls_list;
5314 - usort($sorted_failed_urls, function($a, $b) {
5315 - return ($b['time'] ?? 0) - ($a['time'] ?? 0);
5316 - });
5317 -
5318 - // Show up to 50 failed URLs
5319 - $display_urls = array_slice($sorted_failed_urls, 0, 50);
5320 -
5321 - foreach ($display_urls as $item) {
5322 - // Ensure $item is an array before accessing its elements
5323 - if (!is_array($item)) {
5324 - continue;
5325 - }
5326 -
5327 - $url = $item['url'] ?? '';
5328 - $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
5329 -
5330 - // Truncate URL for display
5331 - $display_url = strlen($url) > 50 ? substr($url, 0, 47) . '...' : $url;
5332 -
5333 - $html .= '<tr>';
5334 - $html .= '<td style="word-break: break-all;">';
5335 - if (!empty($url)) {
5336 - $html .= '<a href="' . esc_url($url) . '" target="_blank" rel="noopener noreferrer">' . esc_html($display_url) . '</a>';
5337 - } else {
5338 - $html .= esc_html__('Unknown URL', 'mxchat');
5339 - }
5340 - $html .= '</td>';
5341 - $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
5342 - $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
5343 - $html .= '<td>' . esc_html($time_ago) . '</td>';
5344 - $html .= '</tr>';
5345 - }
5346 -
5347 - $html .= '</tbody></table>';
5348 -
5349 - if (count($failed_urls_list) > 50) {
5350 - $html .= '<div class="mxchat-failed-urls-more">+ ' .
5351 - (count($failed_urls_list) - 50) .
5352 - ' ' . esc_html__('more failed URLs not shown', 'mxchat') . '</div>';
5353 - }
5354 -
5355 - $html .= '</div></details></div>';
5356 -
5357 - return $html;
5358 -}
5359 -
5360 -/**
5361 - * Get all ACF fields for a specific post, excluding any fields the user has disabled
5362 - */
5363 -public function mxchat_get_acf_fields_for_post($post_id) {
5364 - if (!function_exists('get_fields')) {
5365 - return array();
5366 - }
5367 -
5368 - $fields = get_fields($post_id);
5369 - if (!$fields || !is_array($fields)) {
5370 - return array();
5371 - }
5372 -
5373 - // Get excluded fields from settings
5374 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
5375 - if (!empty($excluded_fields) && is_array($excluded_fields)) {
5376 - foreach ($excluded_fields as $excluded_field) {
5377 - if (isset($fields[$excluded_field])) {
5378 - unset($fields[$excluded_field]);
5379 - }
5380 - }
5381 - }
5382 -
5383 - return $fields;
5384 -}
5385 -
5386 -/**
5387 - * Get all registered ACF field groups and their fields for the settings UI
5388 - */
5389 -public function mxchat_get_all_acf_fields() {
5390 - if (!function_exists('acf_get_field_groups') || !function_exists('acf_get_fields')) {
5391 - return array();
5392 - }
5393 -
5394 - $all_fields = array();
5395 - $field_groups = acf_get_field_groups();
5396 -
5397 - if (!empty($field_groups)) {
5398 - foreach ($field_groups as $group) {
5399 - $group_fields = acf_get_fields($group['key']);
5400 - if (!empty($group_fields)) {
5401 - $all_fields[$group['title']] = array();
5402 - foreach ($group_fields as $field) {
5403 - $all_fields[$group['title']][] = array(
5404 - 'name' => $field['name'],
5405 - 'label' => $field['label'],
5406 - 'type' => $field['type']
5407 - );
5408 - }
5409 - }
5410 - }
5411 - }
5412 -
5413 - return $all_fields;
5414 -}
5415 -
5416 -/**
5417 - * Get whitelisted custom post meta for a given post
5418 - * This allows non-ACF meta fields (like OptionTree, theme meta boxes) to be included in embeddings
5419 - */
5420 -public function mxchat_get_whitelisted_post_meta($post_id) {
5421 - $whitelist = get_option('mxchat_custom_meta_whitelist', '');
5422 -
5423 - if (empty($whitelist)) {
5424 - return array();
5425 - }
5426 -
5427 - // Parse the whitelist - one meta key per line
5428 - $meta_keys = array_filter(array_map('trim', explode("\n", $whitelist)));
5429 -
5430 - if (empty($meta_keys)) {
5431 - return array();
5432 - }
5433 -
5434 - $result = array();
5435 -
5436 - foreach ($meta_keys as $key) {
5437 - // Skip empty keys
5438 - if (empty($key)) {
5439 - continue;
5440 - }
5441 -
5442 - $value = get_post_meta($post_id, $key, true);
5443 -
5444 - // Only include non-empty string values
5445 - if (!empty($value) && is_string($value)) {
5446 - $result[$key] = $value;
5447 - } elseif (!empty($value) && is_array($value)) {
5448 - // Handle array values by joining them
5449 - $flat_value = $this->mxchat_flatten_meta_array($value);
5450 - if (!empty($flat_value)) {
5451 - $result[$key] = $flat_value;
5452 - }
5453 - }
5454 - }
5455 -
5456 - return $result;
5457 -}
5458 -
5459 -/**
5460 - * Flatten array meta values into a readable string
5461 - */
5462 -private function mxchat_flatten_meta_array($array, $depth = 0) {
5463 - if ($depth > 3) {
5464 - return ''; // Prevent infinite recursion
5465 - }
5466 -
5467 - $parts = array();
5468 -
5469 - foreach ($array as $key => $value) {
5470 - if (is_string($value) && !empty($value)) {
5471 - $parts[] = $value;
5472 - } elseif (is_array($value)) {
5473 - $nested = $this->mxchat_flatten_meta_array($value, $depth + 1);
5474 - if (!empty($nested)) {
5475 - $parts[] = $nested;
5476 - }
5477 - }
5478 - }
5479 -
5480 - return implode(', ', $parts);
5481 -}
5482 -
5483 -/**
5484 - * Format ACF field values for content extraction
5485 - */
5486 -public function mxchat_format_acf_field_value($value, $field_name = '', $post_id = 0) {
5487 - if (empty($value)) {
5488 - return '';
5489 - }
5490 -
5491 - // Handle WP_Post objects first (THIS IS THE KEY FIX)
5492 - if ($value instanceof WP_Post) {
5493 - return $value->post_title ?: '';
5494 - }
5495 -
5496 - // Handle other WP objects
5497 - if (is_object($value)) {
5498 - if (isset($value->post_title)) {
5499 - return $value->post_title;
5500 - } elseif (isset($value->display_name)) {
5501 - return $value->display_name;
5502 - } elseif (isset($value->name)) {
5503 - return $value->name;
5504 - } elseif (method_exists($value, '__toString')) {
5505 - try {
5506 - return (string) $value;
5507 - } catch (Exception $e) {
5508 - return '';
5509 - }
5510 - }
5511 - // For any other objects, return empty string
5512 - return '';
5513 - }
5514 -
5515 - // Handle different ACF field types
5516 - if (is_array($value)) {
5517 - // Check if it's an image/file field
5518 - if (isset($value['url'])) {
5519 - // Image field - return alt text, title, or caption
5520 - if (!empty($value['alt'])) {
5521 - return $value['alt'];
5522 - } elseif (!empty($value['title'])) {
5523 - return $value['title'];
5524 - } elseif (!empty($value['caption'])) {
5525 - return $value['caption'];
5526 - } else {
5527 - return ''; // Don't include just the URL
5528 - }
5529 - }
5530 -
5531 - // Check if it's a post object or relationship field
5532 - if (isset($value['post_title'])) {
5533 - return $value['post_title'];
5534 - }
5535 -
5536 - // Check if it's a user field
5537 - if (isset($value['display_name'])) {
5538 - return $value['display_name'];
5539 - }
5540 -
5541 - // Check if it's a taxonomy term
5542 - if (isset($value['name']) && isset($value['taxonomy'])) {
5543 - return $value['name'];
5544 - }
5545 -
5546 - // Check if it's a select field with label
5547 - if (isset($value['label'])) {
5548 - return $value['label'];
5549 - }
5550 -
5551 - // Check for repeater field or flexible content
5552 - if (is_numeric(key($value))) {
5553 - $sub_values = array();
5554 - foreach ($value as $sub_item) {
5555 - if (is_array($sub_item)) {
5556 - // For repeater/flexible content, extract text values
5557 - $sub_text = $this->mxchat_extract_text_from_acf_array($sub_item);
5558 - if (!empty($sub_text)) {
5559 - $sub_values[] = $sub_text;
5560 - }
5561 - } elseif ($sub_item instanceof WP_Post) {
5562 - // Handle WP_Post objects in arrays
5563 - $sub_values[] = $sub_item->post_title ?: '';
5564 - } else {
5565 - $sub_values[] = (string) $sub_item;
5566 - }
5567 - }
5568 - return implode(', ', array_filter($sub_values));
5569 - }
5570 -
5571 - // For other arrays, try to extract meaningful text
5572 - $text_values = array();
5573 - foreach ($value as $key => $val) {
5574 - if (is_string($val) && !empty(trim($val))) {
5575 - $text_values[] = trim($val);
5576 - } elseif ($val instanceof WP_Post) {
5577 - // Handle WP_Post objects in associative arrays
5578 - $text_values[] = $val->post_title ?: '';
5579 - } elseif (is_array($val) && isset($val['post_title'])) {
5580 - $text_values[] = $val['post_title'];
5581 - } elseif (is_array($val) && isset($val['name'])) {
5582 - $text_values[] = $val['name'];
5583 - }
5584 - }
5585 -
5586 - return implode(', ', array_filter($text_values));
5587 - }
5588 -
5589 - // Handle boolean values
5590 - if (is_bool($value)) {
5591 - return $value ? 'Yes' : 'No';
5592 - }
5593 -
5594 - // Handle numeric values
5595 - if (is_numeric($value)) {
5596 - return (string) $value;
5597 - }
5598 -
5599 - // Handle string values
5600 - if (is_string($value)) {
5601 - return trim($value);
5602 - }
5603 -
5604 - // For anything else that we can't handle, return empty string
5605 - // This prevents the "Object could not be converted to string" error
5606 - return '';
5607 -}
5608 -
5609 -/**
5610 - * Extract text from complex ACF array structures
5611 - */
5612 -private function mxchat_extract_text_from_acf_array($array) {
5613 - if (!is_array($array)) {
5614 - return '';
5615 - }
5616 -
5617 - $text_parts = array();
5618 -
5619 - foreach ($array as $key => $value) {
5620 - if (is_string($value) && !empty(trim($value))) {
5621 - // Skip keys that are likely to be IDs or technical values
5622 - if (!is_numeric($value) || strlen($value) > 10) {
5623 - $text_parts[] = trim($value);
5624 - }
5625 - } elseif ($value instanceof WP_Post) {
5626 - // Handle WP_Post objects
5627 - $text_parts[] = $value->post_title ?: '';
5628 - } elseif (is_array($value)) {
5629 - if (isset($value['post_title'])) {
5630 - $text_parts[] = $value['post_title'];
5631 - } elseif (isset($value['name'])) {
5632 - $text_parts[] = $value['name'];
5633 - } elseif (isset($value['label'])) {
5634 - $text_parts[] = $value['label'];
5635 - }
5636 - } elseif (is_object($value)) {
5637 - // Handle other objects safely
5638 - if (isset($value->post_title)) {
5639 - $text_parts[] = $value->post_title;
5640 - } elseif (isset($value->name)) {
5641 - $text_parts[] = $value->name;
5642 - } elseif (isset($value->display_name)) {
5643 - $text_parts[] = $value->display_name;
5644 - }
5645 - }
5646 - }
5647 -
5648 - return implode(', ', array_filter($text_parts));
5649 -}
5650 -
5651 -/**
5652 - * Walk an ACF field value tree and collect attachment IDs for any value that
5653 - * resolves to a PDF in the WordPress media library. Handles the three shapes
5654 - * ACF returns for File/Image/URL fields (array with ID+url, integer attachment ID,
5655 - * plain URL string), and recurses through repeater/group/flexible content.
5656 - *
5657 - * @param mixed $value The ACF field value (any depth)
5658 - * @param array $out Accumulator (passed by reference) for attachment IDs
5659 - * @param int $depth Recursion guard
5660 - */
5661 -private function mxchat_collect_pdf_attachment_ids_from_acf_value($value, &$out, $depth = 0) {
5662 - if ($depth > 6) {
5663 - return; // prevent runaway recursion on circular/very-deep structures
5664 - }
5665 -
5666 - if (empty($value)) {
5667 - return;
5668 - }
5669 -
5670 - // Array shapes: ACF File/Image return value=array; repeaters/groups are arrays of arrays
5671 - if (is_array($value)) {
5672 - // Direct File/Image-style array (has 'url' and usually 'ID' + 'mime_type')
5673 - $looks_like_attachment = isset($value['url']) || isset($value['ID']) || isset($value['id']);
5674 - if ($looks_like_attachment) {
5675 - $att_id = 0;
5676 - if (!empty($value['ID']) && is_numeric($value['ID'])) {
5677 - $att_id = (int) $value['ID'];
5678 - } elseif (!empty($value['id']) && is_numeric($value['id'])) {
5679 - $att_id = (int) $value['id'];
5680 - } elseif (!empty($value['url']) && is_string($value['url'])) {
5681 - $att_id = (int) attachment_url_to_postid($value['url']);
5682 - }
5683 -
5684 - $is_pdf = false;
5685 - if (!empty($value['mime_type']) && $value['mime_type'] === 'application/pdf') {
5686 - $is_pdf = true;
5687 - } elseif (!empty($value['subtype']) && strtolower((string) $value['subtype']) === 'pdf') {
5688 - $is_pdf = true;
5689 - } elseif (!empty($value['url']) && is_string($value['url']) && $this->mxchat_url_looks_like_pdf($value['url'])) {
5690 - $is_pdf = true;
5691 - } elseif ($att_id && get_post_mime_type($att_id) === 'application/pdf') {
5692 - $is_pdf = true;
5693 - }
5694 -
5695 - if ($is_pdf && $att_id && get_post_mime_type($att_id) === 'application/pdf') {
5696 - $out[] = $att_id;
5697 - }
5698 - // An array node that represents one attachment doesn't contain other
5699 - // attachments inside it — done with this branch.
5700 - return;
5701 - }
5702 -
5703 - // Recurse: repeater rows, flexible-content layouts, groups, etc.
5704 - foreach ($value as $sub) {
5705 - $this->mxchat_collect_pdf_attachment_ids_from_acf_value($sub, $out, $depth + 1);
5706 - }
5707 - return;
5708 - }
5709 -
5710 - // Plain numeric attachment ID (ACF File field set to "Return: ID")
5711 - if (is_numeric($value)) {
5712 - $att_id = (int) $value;
5713 - if ($att_id > 0 && get_post_mime_type($att_id) === 'application/pdf') {
5714 - $out[] = $att_id;
5715 - }
5716 - return;
5717 - }
5718 -
5719 - // Plain string — URL pointing at a PDF (ACF File field set to "Return: URL", or a custom URL/text field)
5720 - if (is_string($value)) {
5721 - $trimmed = trim($value);
5722 - if ($trimmed !== '' && $this->mxchat_url_looks_like_pdf($trimmed)) {
5723 - $att_id = (int) attachment_url_to_postid($trimmed);
5724 - if ($att_id > 0 && get_post_mime_type($att_id) === 'application/pdf') {
5725 - $out[] = $att_id;
5726 - }
5727 - }
5728 - return;
5729 - }
5730 -}
5731 -
5732 -/**
5733 - * Heuristic: does this URL/string look like a PDF reference?
5734 - * Tolerates query strings and fragments (#page=2).
5735 - */
5736 -private function mxchat_url_looks_like_pdf($url) {
5737 - if (!is_string($url) || $url === '') {
5738 - return false;
5739 - }
5740 - // Strip query + fragment before checking extension
5741 - $path = preg_replace('/[?#].*$/', '', $url);
5742 - return (bool) preg_match('/\.pdf$/i', $path);
5743 -}
5744 -
5745 -/**
5746 - * Extract text from a PDF attachment by ID using the bundled Smalot parser.
5747 - * Reads the file directly from disk via get_attached_file (no HTTP fetch).
5748 - * Result is cached on the attachment as post_meta keyed by file mtime so we
5749 - * only parse the same PDF once unless the file changes on disk.
5750 - *
5751 - * @param int $attachment_id
5752 - * @return string Extracted plain text, or '' on failure.
5753 - */
5754 -private function mxchat_extract_pdf_text_by_attachment_id($attachment_id) {
5755 - $attachment_id = (int) $attachment_id;
5756 - if ($attachment_id <= 0) {
5757 - return '';
5758 - }
5759 - if (get_post_mime_type($attachment_id) !== 'application/pdf') {
5760 - return '';
5761 - }
5762 -
5763 - $pdf_path = get_attached_file($attachment_id);
5764 - if (empty($pdf_path) || !file_exists($pdf_path) || !is_readable($pdf_path)) {
5765 - return '';
5766 - }
5767 -
5768 - // Raw-file size cap. Parsing very large PDFs can OOM the request; skip with a log entry
5769 - // and let the rest of the ACF content land in the KB. Filterable for users who need it bigger.
5770 - $default_max_bytes = 25 * 1024 * 1024;
5771 - $max_bytes = (int) apply_filters('mxchat_acf_pdf_max_bytes', $default_max_bytes, $attachment_id, $pdf_path);
5772 - if ($max_bytes > 0) {
5773 - $file_size = @filesize($pdf_path);
5774 - if ($file_size !== false && $file_size > $max_bytes) {
5775 - error_log(sprintf(
5776 - '[mxchat] ACF PDF skipped (over size cap): attachment %d "%s" %d bytes > cap %d',
5777 - $attachment_id,
5778 - basename($pdf_path),
5779 - $file_size,
5780 - $max_bytes
5781 - ));
5782 - return '';
5783 - }
5784 - }
5785 -
5786 - $mtime = @filemtime($pdf_path);
5787 - $cache_meta_key = '_mxchat_acf_pdf_text_v1';
5788 - $cached = get_post_meta($attachment_id, $cache_meta_key, true);
5789 - if (is_array($cached) && isset($cached['mtime'], $cached['text']) && (int) $cached['mtime'] === (int) $mtime) {
5790 - return (string) $cached['text'];
5791 - }
5792 -
5793 - $text = '';
5794 - try {
5795 - if (function_exists('mxchat_load_pdf_parser')) {
5796 - mxchat_load_pdf_parser();
5797 - }
5798 - if (!class_exists('\\Smalot\\PdfParser\\Parser')) {
5799 - return '';
5800 - }
5801 - $parser = new \Smalot\PdfParser\Parser();
5802 - $pdf = $parser->parseFile($pdf_path);
5803 - $pages = $pdf->getPages();
5804 - $page_texts = array();
5805 - foreach ($pages as $page) {
5806 - $page_text = '';
5807 - try {
5808 - $page_text = $page->getText();
5809 - } catch (\Exception $e) {
5810 - $page_text = '';
5811 - }
5812 - if (!empty($page_text)) {
5813 - $page_texts[] = $page_text;
5814 - }
5815 - }
5816 - $text = trim(implode("\n\n", $page_texts));
5817 - } catch (\Exception $e) {
5818 - error_log('[mxchat] ACF PDF extraction failed for attachment ' . $attachment_id . ': ' . $e->getMessage());
5819 - return '';
5820 - } catch (\Throwable $e) {
5821 - error_log('[mxchat] ACF PDF extraction error for attachment ' . $attachment_id . ': ' . $e->getMessage());
5822 - return '';
5823 - }
5824 -
5825 - // Cap per-PDF text to avoid blowing up the embedding payload on enormous PDFs.
5826 - // The chunker downstream will still split this into multiple vectors.
5827 - $max_len = (int) apply_filters('mxchat_acf_pdf_text_max_length', 50000);
5828 - if ($max_len > 0 && strlen($text) > $max_len) {
5829 - $text = substr($text, 0, $max_len);
5830 - }
5831 -
5832 - update_post_meta($attachment_id, $cache_meta_key, array(
5833 - 'mtime' => (int) $mtime,
5834 - 'text' => $text,
5835 - ));
5836 -
5837 - return $text;
5838 -}
5839 -
5840 -/**
5841 - * Handle ACF save - fires after ACF fields are saved
5842 - * This ensures ACF field data is available when syncing to knowledge base
5843 - */
5844 -public function mxchat_handle_acf_save($post_id) {
5845 - // Skip if not a valid post
5846 - if (!$post_id || $post_id === 'options') {
5847 - return;
5848 - }
5849 -
5850 - // Skip autosaves and revisions
5851 - if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
5852 - return;
5853 - }
5854 -
5855 - $post = get_post($post_id);
5856 - if (!$post) {
5857 - return;
5858 - }
5859 -
5860 - $post_type = $post->post_type;
5861 -
5862 - // Check if sync is enabled for this post type
5863 - $should_sync = false;
5864 -
5865 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5866 - $should_sync = true;
5867 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5868 - $should_sync = true;
5869 - } else if ($post_type === 'product' && class_exists('WooCommerce')) {
5870 - // WooCommerce products - check if WooCommerce integration is enabled
5871 - $options = get_option('mxchat_options', array());
5872 - if (isset($options['enable_woocommerce_integration']) &&
5873 - ($options['enable_woocommerce_integration'] === '1' || $options['enable_woocommerce_integration'] === 'on')) {
5874 - $should_sync = true;
5875 - }
5876 - } else {
5877 - // Check custom post types
5878 - $option_name = 'mxchat_auto_sync_' . $post_type;
5879 - if (get_option($option_name) === '1') {
5880 - $should_sync = true;
5881 - }
5882 - }
5883 -
5884 - if (!$should_sync) {
5885 - return;
5886 - }
5887 -
5888 - // Only process published posts
5889 - if ($post->post_status !== 'publish') {
5890 - return;
5891 - }
5892 -
5893 - // Check if this post has any ACF fields - if not, no need to re-sync
5894 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
5895 - if (empty($acf_fields)) {
5896 - return;
5897 - }
5898 -
5899 - // Use a transient to prevent duplicate processing (post_updated may have already run)
5900 - $transient_key = 'mxchat_acf_synced_' . $post_id;
5901 - if (get_transient($transient_key)) {
5902 - return;
5903 - }
5904 - set_transient($transient_key, true, 60); // Prevent re-processing for 60 seconds
5905 -
5906 - // Re-run the sync with ACF data now available
5907 - // We pass $update=true since this is effectively an update with ACF data
5908 - $this->mxchat_handle_post_update($post_id, $post, true);
5909 -}
5910 -
5911 -public function mxchat_handle_post_update($post_id, $post, $update) {
5912 - // The in-flight-update marker has done its job the moment post_updated runs; drop it
5913 - // before any early return so it can never outlive its own save (a failed $wpdb->update
5914 - // inside wp_insert_post returns after pre_post_update but before the transition).
5915 - unset($this->pending_post_update[$post_id]);
5916 -
5917 - // Basic validation checks
5918 - if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
5919 - return;
5920 - }
5921 -
5922 - $post_type = $post->post_type;
5923 -
5924 - // Check if sync is enabled for this post type
5925 - $should_sync = false;
5926 -
5927 - // Check built-in post types first
5928 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5929 - $should_sync = true;
5930 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5931 - $should_sync = true;
5932 - } else {
5933 - // Check custom post types
5934 - $option_name = 'mxchat_auto_sync_' . $post_type;
5935 - if (get_option($option_name) === '1') {
5936 - $should_sync = true;
5937 - }
5938 - }
5939 -
5940 - if (!$should_sync) {
5941 - return;
5942 - }
5943 -
5944 - // Check if we have stored the previous status and URL in our transients
5945 - $previous_status_key = 'mxchat_prev_status_' . $post_id;
5946 - $previous_status = get_transient($previous_status_key);
5947 -
5948 - $previous_url_key = 'mxchat_prev_url_' . $post_id;
5949 - $previous_url = get_transient($previous_url_key);
5950 -
5951 - // If the post was previously published but is now not published, remove from knowledge base
5952 - if ($previous_status === 'publish' && $post->post_status !== 'publish') {
5953 - // Use the stored URL from when it was published, or fall back to current permalink
5954 - $source_url = $previous_url ?: get_permalink($post_id);
5955 -
5956 - // mxchat_handle_status_transition already deleted for this post earlier in this
5957 - // request (it fires first inside wp_insert_post); skip the redundant round-trip.
5958 - if ($source_url && empty($this->transition_deleted_posts[$post_id])) {
5959 - // Chunk-aware deletion (routes to Pinecone or WP DB and removes base + all chunks)
5960 - MxChat_Utils::delete_chunks_for_url($source_url, 'default');
5961 - }
5962 -
5963 - // Clean up the transients and exit early
5964 - delete_transient($previous_status_key);
5965 - delete_transient($previous_url_key);
5966 - return;
5967 - }
5968 -
5969 - // Slug/permalink rename while still published: delete the old vectors before upserting new ones.
5970 - // Without this, md5(old_url) vectors (base + chunks) would be orphaned under the stale URL.
5971 - if ($post->post_status === 'publish' && !empty($previous_url)) {
5972 - $current_url = get_permalink($post_id);
5973 - if ($current_url && $current_url !== $previous_url) {
5974 - MxChat_Utils::delete_chunks_for_url($previous_url, 'default');
5975 - }
5976 - }
5977 -
5978 - // Store the current status for next time (if this is an update)
5979 - if ($update) {
5980 - set_transient($previous_status_key, $post->post_status, DAY_IN_SECONDS);
5981 -
5982 - // If the post is currently published, also store its URL
5983 - if ($post->post_status === 'publish') {
5984 - $current_url = get_permalink($post_id);
5985 - set_transient($previous_url_key, $current_url, DAY_IN_SECONDS);
5986 - }
5987 - }
5988 -
5989 - // Only process currently published content for adding/updating.
5990 - // transition_indexed_posts: mxchat_handle_status_transition's arrival edge may have
5991 - // already indexed this post earlier in this request (editor publishes fire
5992 - // transition_post_status first, then post_updated) — skip the duplicate embed.
5993 - // Consume-once: the flag is cleared when honoured, so a LATER save of the same
5994 - // post in one long-running process (WP-CLI scripts, importers) re-indexes normally.
5995 - if ($post->post_status === 'publish') {
5996 - if (!empty($this->transition_indexed_posts[$post_id])) {
5997 - unset($this->transition_indexed_posts[$post_id]);
5998 - } else {
5999 - $this->mxchat_index_published_post($post_id, $post);
6000 - }
6001 - }
6002 -
6003 - // Clean up the stored previous status if not used above
6004 - if ($previous_status !== 'publish' || $post->post_status === 'publish') {
6005 - delete_transient($previous_status_key);
6006 - delete_transient($previous_url_key);
6007 - }
6008 -}
6009 -
6010 -/**
6011 - * Index a published post into the knowledge base: preprocessing filter, content
6012 - * assembly (title/excerpt/body), WooCommerce product enrichment, job_listing meta,
6013 - * ACF fields (+ optional PDF extraction), whitelisted custom meta, embedding and
6014 - * upsert, then tag-based role restriction.
6015 - *
6016 - * Shared by the post_updated auto-sync path (mxchat_handle_post_update) and the
6017 - * transition_post_status arrival edge (mxchat_handle_status_transition), so
6018 - * scheduled publishes (wp_publish_post) and direct status=publish inserts index
6019 - * identically to editor saves (plan 3055e1). Pure extraction of the former
6020 - * publish branch — body indentation retained to keep the diff reviewable.
6021 - */
6022 -private function mxchat_index_published_post($post_id, $post) {
6023 - $post_type = $post->post_type;
6024 -
6025 - // Get the source URL
6026 - $source_url = get_permalink($post_id);
6027 -
6028 - /**
6029 - * Allow developers to modify post data before processing into the knowledge base.
6030 - * Same filter and signature as the manual bulk-import path
6031 - * (ajax_mxchat_process_selected_content), so a callback registered once covers
6032 - * every indexing route. Purely additive — zero behaviour change when unhooked.
6033 - * Auto-sync runs under the 'default' bot context, matching the rest of this
6034 - * function.
6035 - *
6036 - * @param WP_Post $post The post about to be indexed.
6037 - * @param string $bot_id Bot context ('default' on auto-sync).
6038 - */
6039 - $post = apply_filters('mxchat_before_process_post', $post, 'default');
6040 - if (!($post instanceof WP_Post)) {
6041 - $post = get_post($post_id); // defend against a bad callback return
6042 - }
6043 -
6044 - // Get content with proper formatting (matching ajax_mxchat_process_selected_content),
6045 - // reading from the FILTERED post object — not re-fetched by ID, which would discard it
6046 - // Raw post_title, NOT get_the_title(): the_title applies wptexturize +
6047 - // convert_chars (curly quotes and em-dashes become HTML entities in the
6048 - // embedded string) and prepends the "Protected:" / "Private:" display
6049 - // chrome. The knowledge base stores facts, not display strings — and the
6050 - // bulk-import path has always read the raw title, so this is also what
6051 - // makes the two paths agree.
6052 - $title = $post->post_title;
6053 - $content = get_post_field('post_content', $post);
6054 - $excerpt = get_post_field('post_excerpt', $post);
6055 -
6056 - // Remove shortcode tags but preserve content inside them
6057 - $content = $this->strip_shortcode_tags_preserve_content($content);
6058 - $excerpt = $this->strip_shortcode_tags_preserve_content($excerpt);
6059 -
6060 - // Strip tags but preserve structure (don't use 'the_content' filter as it may re-add shortcodes)
6061 - $content = wp_strip_all_tags($content);
6062 -
6063 - // Combine title, short description (if exists), and content
6064 - $final_content = $title . "\n\n";
6065 -
6066 - // Add short description if it exists (WooCommerce products use post_excerpt for short description)
6067 - // trim() only in the TEST — see the matching note on the bulk-import path.
6068 - if (trim($excerpt) !== '') {
6069 - $final_content .= "Short Description: " . wp_strip_all_tags($excerpt) . "\n\n";
6070 - }
6071 -
6072 - $final_content .= $content;
6073 -
6074 - // For WooCommerce products, include pricing and product details
6075 - if ($post_type === 'product' && class_exists('WooCommerce')) {
6076 - $product = wc_get_product($post_id);
6077 -
6078 - if ($product) {
6079 - // Get pricing information
6080 - $regular_price = $product->get_regular_price();
6081 - $sale_price = $product->get_sale_price();
6082 - $price = $product->get_price();
6083 - $sku = $product->get_sku();
6084 -
6085 - // Get currency symbol
6086 - $currency_symbol = get_woocommerce_currency_symbol();
6087 -
6088 - // Add pricing information
6089 - $final_content .= "\n";
6090 - if (!empty($regular_price)) {
6091 - $final_content .= "Price: " . $currency_symbol . $regular_price . "\n";
6092 - } elseif (!empty($price)) {
6093 - $final_content .= "Price: " . $currency_symbol . $price . "\n";
6094 - }
6095 -
6096 - if (!empty($sale_price) && $sale_price !== $regular_price) {
6097 - $final_content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
6098 - }
6099 -
6100 - // Handle variable products - show price range
6101 - if ($product->is_type('variable')) {
6102 - $min_price = $product->get_variation_price('min');
6103 - $max_price = $product->get_variation_price('max');
6104 - if ($min_price !== $max_price) {
6105 - $final_content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
6106 - }
6107 - }
6108 -
6109 - if (!empty($sku)) {
6110 - $final_content .= "SKU: " . $sku . "\n";
6111 - }
6112 -
6113 - // Get product categories
6114 - $categories = wp_get_post_terms($post_id, 'product_cat', array('fields' => 'names'));
6115 - if (!empty($categories) && !is_wp_error($categories)) {
6116 - $final_content .= "Categories: " . implode(', ', $categories) . "\n";
6117 - }
6118 - }
6119 - }
6120 -
6121 - // For custom post types like job_listing, include additional fields
6122 - if ($post_type === 'job_listing') {
6123 - // Add job-specific meta if available
6124 - $job_location = get_post_meta($post_id, '_job_location', true);
6125 - if (!empty($job_location)) {
6126 - $final_content .= "\n\nLocation: " . $job_location;
6127 - }
6128 -
6129 - // Get job type terms
6130 - $job_types = get_the_terms($post_id, 'job_listing_type');
6131 - if (!empty($job_types) && !is_wp_error($job_types)) {
6132 - $types = array();
6133 - foreach ($job_types as $type) {
6134 - $types[] = $type->name;
6135 - }
6136 - $final_content .= "\n\nJob Type: " . implode(', ', $types);
6137 - }
6138 -
6139 - // Get company name if available
6140 - $company_name = get_post_meta($post_id, '_company_name', true);
6141 - if (!empty($company_name)) {
6142 - $final_content .= "\n\nCompany: " . $company_name;
6143 - }
6144 - }
6145 -
6146 - // ADD ACF FIELDS SUPPORT (matches ajax_mxchat_process_selected_content behavior)
6147 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
6148 - if (!empty($acf_fields)) {
6149 - $acf_content_parts = array();
6150 - $pdf_attachment_ids = array();
6151 -
6152 - foreach ($acf_fields as $field_name => $field_value) {
6153 - $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
6154 - if (!empty($formatted_value)) {
6155 - // Convert field name to readable label
6156 - $field_label = ucwords(str_replace(['_', '-'], ' ', $field_name));
6157 - $acf_content_parts[] = $field_label . ": " . $formatted_value;
6158 - }
6159 -
6160 - $this->mxchat_collect_pdf_attachment_ids_from_acf_value($field_value, $pdf_attachment_ids);
6161 - }
6162 -
6163 - if (!empty($acf_content_parts)) {
6164 - $final_content .= "\n\n" . implode("\n", $acf_content_parts);
6165 - }
6166 -
6167 - // Gate the auto-sync PDF-extraction loop behind an opt-in option.
6168 - // Mirrors the per-batch checkbox the manual content selector has; the
6169 - // 25 MB size cap lives in the shared extractor so it applies in both
6170 - // paths regardless. Default OFF — re-parsing every ACF PDF on every
6171 - // editor save is expensive and most sites don't want it.
6172 - $autosync_extract_acf_pdfs = get_option('mxchat_auto_sync_acf_pdfs', '0') === '1';
6173 - if ($autosync_extract_acf_pdfs && !empty($pdf_attachment_ids)) {
6174 - $pdf_attachment_ids = array_unique(array_filter(array_map('intval', $pdf_attachment_ids)));
6175 - $pdf_sections = array();
6176 - foreach ($pdf_attachment_ids as $att_id) {
6177 - $pdf_text = $this->mxchat_extract_pdf_text_by_attachment_id($att_id);
6178 - if (!empty($pdf_text)) {
6179 - $pdf_title = get_the_title($att_id);
6180 - $pdf_url = wp_get_attachment_url($att_id);
6181 - $header = 'PDF Attachment';
6182 - if (!empty($pdf_title)) {
6183 - $header .= ': ' . $pdf_title;
6184 - }
6185 - if (!empty($pdf_url)) {
6186 - $header .= ' (' . $pdf_url . ')';
6187 - }
6188 - $pdf_sections[] = $header . "\n" . $pdf_text;
6189 - }
6190 - }
6191 - if (!empty($pdf_sections)) {
6192 - $final_content .= "\n\nAttached PDFs:\n" . implode("\n\n", $pdf_sections);
6193 - }
6194 - }
6195 - }
6196 -
6197 - // ADD CUSTOM POST META SUPPORT (whitelisted non-ACF meta fields)
6198 - $custom_meta = $this->mxchat_get_whitelisted_post_meta($post_id);
6199 - if (!empty($custom_meta)) {
6200 - $meta_content_parts = array();
6201 -
6202 - foreach ($custom_meta as $meta_key => $meta_value) {
6203 - // Convert meta key to readable label
6204 - $meta_label = ucwords(str_replace(array('_', '-'), ' ', $meta_key));
6205 - $meta_content_parts[] = $meta_label . ": " . $meta_value;
6206 - }
6207 -
6208 - if (!empty($meta_content_parts)) {
6209 - $final_content .= "\n\n" . implode("\n", $meta_content_parts);
6210 - }
6211 - }
6212 -
6213 - // Embedding decision — custom-provider-aware. Gating on a cloud API key
6214 - // here silently killed auto-sync on keyless custom-embeddings sites,
6215 - // because generate_embedding() routes custom FIRST and never needs the
6216 - // key (plan cbd5fd). Silent-return shape preserved.
6217 - $preflight = MxChat_Utils::embedding_preflight(get_option('mxchat_options'));
6218 - if (!$preflight['ok']) {
6219 - return;
6220 - }
6221 - $api_key = $preflight['api_key'];
6222 -
6223 - // Use the centralized utility function for storage
6224 - $result = MxChat_Utils::submit_content_to_db(
6225 - $final_content,
6226 - $source_url,
6227 - $api_key,
6228 - md5($source_url) // Vector ID for Pinecone
6229 - );
6230 -
6231 - // After successful storage, apply role restriction based on tags
6232 - if (!is_wp_error($result)) {
6233 - $this->apply_role_restriction_to_post($post_id, $source_url);
6234 - }
6235 -}
6236 -
6237 -/**
6238 - * Store the post status and URL before update to detect status transitions
6239 - * This runs before the post is actually updated in the database
6240 - */
6241 -public function mxchat_store_pre_update_status($post_id, $data) {
6242 - // Core is inside wp_insert_post's update branch, so a post_updated WILL fire later
6243 - // this request and can consume the arrival-edge guard (plan a664f3).
6244 - $this->pending_post_update[$post_id] = true;
6245 -
6246 - // Get the current post from database (before update)
6247 - $current_post = get_post($post_id);
6248 -
6249 - if ($current_post) {
6250 - // Store the current status temporarily
6251 - $status_key = 'mxchat_prev_status_' . $post_id;
6252 - set_transient($status_key, $current_post->post_status, HOUR_IN_SECONDS);
6253 -
6254 - // If the post is currently published, also store its URL
6255 - if ($current_post->post_status === 'publish') {
6256 - $url_key = 'mxchat_prev_url_' . $post_id;
6257 - $current_url = get_permalink($post_id);
6258 - set_transient($url_key, $current_url, HOUR_IN_SECONDS);
6259 - }
6260 - }
6261 -}
6262 -
6263 -/**
6264 - * Whether auto-sync is enabled for a post type (mirrors the checks used by the
6265 - * update/delete handlers; kept as one helper so new call sites cannot drift).
6266 - */
6267 -private function mxchat_is_auto_sync_enabled($post_type) {
6268 - if ($post_type === 'post') {
6269 - return get_option('mxchat_auto_sync_posts') === '1';
6270 - }
6271 - if ($post_type === 'page') {
6272 - return get_option('mxchat_auto_sync_pages') === '1';
6273 - }
6274 - return get_option('mxchat_auto_sync_' . $post_type) === '1';
6275 -}
6276 -
6277 -/**
6278 - * Remove a post's vectors the moment it leaves 'publish', using the authoritative
6279 - * old status core passes to transition_post_status — no transient involved (plan 816fb1).
6280 - *
6281 - * Covers status changes that never route through wp_update_post (scheduled-expiry
6282 - * plugins and others that flip post_status directly and call wp_transition_post_status),
6283 - * where neither pre_post_update nor post_updated fires and the old detection missed.
6284 - */
6285 -public function mxchat_handle_status_transition($new_status, $old_status, $post) {
6286 - if (!($post instanceof WP_Post) || wp_is_post_revision($post->ID)) {
6287 - return;
6288 - }
6289 -
6290 - // Arrival edge (plan 3055e1): a post BECOMING published is indexed here, because
6291 - // wp_publish_post() — the path scheduled posts take via check_and_publish_future_post —
6292 - // and direct wp_insert_post(status=publish) creates never fire post_updated, so the
6293 - // auto-sync ADD path alone misses them. Editor publishes also pass through here;
6294 - // the transition_indexed_posts guard keeps mxchat_handle_post_update from embedding
6295 - // a second time in the same request.
6296 - if ($new_status === 'publish' && $old_status !== 'publish') {
6297 - if ($this->mxchat_is_auto_sync_enabled($post->post_type)) {
6298 - $this->mxchat_index_published_post($post->ID, $post);
6299 -
6300 - // Arm the double-fire guard ONLY when a post_updated is actually coming to
6301 - // consume it (plan a664f3). Two publish paths never fire post_updated at all:
6302 - // a direct wp_insert_post(status=publish) create, and wp_publish_post() — the
6303 - // call check_and_publish_future_post() makes for scheduled posts. Arming the
6304 - // guard unconditionally left it set with nothing to consume it, so the NEXT
6305 - // update of that post was swallowed entirely: zero embed calls, no knowledge
6306 - // -base row, silently. Consume-once on this side too, so a guard can never
6307 - // outlive the single save it was armed for.
6308 - if (!empty($this->pending_post_update[$post->ID])) {
6309 - unset($this->pending_post_update[$post->ID]);
6310 - $this->transition_indexed_posts[$post->ID] = true;
6311 - }
6312 - }
6313 - return;
6314 - }
6315 -
6316 - // Only the publish -> not-publish edge matters here.
6317 - if ($old_status !== 'publish' || $new_status === 'publish') {
6318 - return;
6319 - }
6320 - // Trash is handled by mxchat_handle_post_delete (wp_trash_post) with pre-trash URL
6321 - // resolution; skip to avoid a second network round-trip per trash.
6322 - if ($new_status === 'trash') {
6323 - return;
6324 - }
6325 - if (!$this->mxchat_is_auto_sync_enabled($post->post_type)) {
6326 - return;
6327 - }
6328 -
6329 - $urls = array();
6330 -
6331 - // The DB may already hold the new status when this fires, so get_permalink() on the
6332 - // live post could build a draft-style URL whose md5 misses the stored vector IDs.
6333 - // Reconstruct the published permalink from a clone instead.
6334 - $published_clone = clone $post;
6335 - $published_clone->post_status = 'publish';
6336 - $published_url = get_permalink($published_clone);
6337 - if ($published_url) {
6338 - $urls[] = $published_url;
6339 - }
6340 -
6341 - // Honour the pre-update capture when present (covers a slug change in the same save).
6342 - $previous_url = get_transient('mxchat_prev_url_' . $post->ID);
6343 - if (!empty($previous_url)) {
6344 - $urls[] = $previous_url;
6345 - }
6346 -
6347 - foreach (array_unique($urls) as $url) {
6348 - MxChat_Utils::delete_chunks_for_url($url, 'default');
6349 - }
6350 -
6351 - if (!empty($urls)) {
6352 - $this->transition_deleted_posts[$post->ID] = true;
6353 - }
6354 -}
6355 -
6356 -/**
6357 - * WP-CLI: remove knowledge-base entries left behind by posts that were unpublished,
6358 - * trashed, or made private before the transition_post_status handler existed.
6359 - *
6360 - * Walks every auto-synced post type's non-published posts, reconstructs each one's
6361 - * published-era permalink, and deletes its vectors (routes to Pinecone or the WP table).
6362 - * Deletion is idempotent, so never-indexed posts are a cheap no-op.
6363 - *
6364 - * ## OPTIONS
6365 - *
6366 - * [--dry-run]
6367 - * : Report what would be removed without deleting anything.
6368 - *
6369 - * ## EXAMPLES
6370 - *
6371 - * wp mxchat prune-unpublished --dry-run
6372 - * wp mxchat prune-unpublished
6373 - */
6374 -public function cli_prune_unpublished($args, $assoc_args) {
6375 - global $wpdb;
6376 - $dry_run = !empty($assoc_args['dry-run']);
6377 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
6378 -
6379 - $candidate_types = array_merge(array('post', 'page'), array_values(get_post_types(array('_builtin' => false), 'names')));
6380 - $synced_types = array();
6381 - foreach ($candidate_types as $type) {
6382 - if ($this->mxchat_is_auto_sync_enabled($type)) {
6383 - $synced_types[] = $type;
6384 - }
6385 - }
6386 - if (empty($synced_types)) {
6387 - WP_CLI::success('No post types have auto-sync enabled; nothing to prune.');
6388 - return;
6389 - }
6390 -
6391 - $scanned = 0;
6392 - $pruned = 0;
6393 - $paged = 1;
6394 - do {
6395 - $query = new WP_Query(array(
6396 - 'post_type' => $synced_types,
6397 - 'post_status' => array('draft', 'pending', 'private', 'future', 'trash'),
6398 - 'posts_per_page' => 100,
6399 - 'paged' => $paged,
6400 - 'fields' => 'ids',
6401 - ));
6402 - foreach ($query->posts as $post_id) {
6403 - $post = get_post($post_id);
6404 - if (!$post) {
6405 - continue;
6406 - }
6407 - $scanned++;
6408 -
6409 - // Rebuild the permalink the post had while published: publish-status clone,
6410 - // with wp_trash_post's __trashed slug suffix stripped for trashed posts.
6411 - $clone = clone $post;
6412 - $clone->post_status = 'publish';
6413 - if (substr($clone->post_name, -9) === '__trashed') {
6414 - $clone->post_name = substr($clone->post_name, 0, -9);
6415 - }
6416 - $url = get_permalink($clone);
6417 - if (!$url) {
6418 - continue;
6419 - }
6420 -
6421 - // Local-table row count is exact in WordPress-DB mode; in Pinecone mode it
6422 - // reads 0 but the delete below still routes to Pinecone and is idempotent.
6423 - $local_rows = (int) $wpdb->get_var($wpdb->prepare(
6424 - "SELECT COUNT(*) FROM {$table} WHERE source_url = %s", $url
6425 - ));
6426 -
6427 - if ($dry_run) {
6428 - if ($local_rows > 0) {
6429 - WP_CLI::log(sprintf('Would remove %d row(s): %s (post %d, %s)', $local_rows, $url, $post_id, $post->post_status));
6430 - $pruned += $local_rows;
6431 - }
6432 - continue;
6433 - }
6434 -
6435 - MxChat_Utils::delete_chunks_for_url($url, 'default');
6436 - if ($local_rows > 0) {
6437 - WP_CLI::log(sprintf('Removed %d row(s): %s (post %d, %s)', $local_rows, $url, $post_id, $post->post_status));
6438 - $pruned += $local_rows;
6439 - }
6440 - }
6441 - $more = $paged < $query->max_num_pages;
6442 - $paged++;
6443 - } while ($more);
6444 -
6445 - WP_CLI::success(sprintf(
6446 - '%s %d local knowledge row(s) across %d non-published post(s) scanned.%s',
6447 - $dry_run ? 'Would remove' : 'Removed',
6448 - $pruned,
6449 - $scanned,
6450 - ' (Pinecone-mode deletions are not counted locally.)'
6451 - ));
6452 -}
6453 -
6454 -public function mxchat_handle_post_delete($post_id) {
6455 - // Get post data before it's deleted
6456 - $post = get_post($post_id);
6457 -
6458 - // Basic validation
6459 - if (!$post || wp_is_post_revision($post_id)) {
6460 - return;
6461 - }
6462 -
6463 - $post_type = $post->post_type;
6464 -
6465 - // Check if sync is enabled for this post type
6466 - $should_sync = false;
6467 -
6468 - // Check built-in post types first
6469 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
6470 - $should_sync = true;
6471 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
6472 - $should_sync = true;
6473 - } else {
6474 - // Check custom post types
6475 - $option_name = 'mxchat_auto_sync_' . $post_type;
6476 - if (get_option($option_name) === '1') {
6477 - $should_sync = true;
6478 - }
6479 - }
6480 -
6481 - if (!$should_sync) {
6482 - return;
6483 - }
6484 -
6485 - // Resolve the pre-trash URL. wp_trash_post renames the slug with "__trashed" before firing
6486 - // this hook, so get_permalink() here would return the trashed URL and md5() would miss the
6487 - // real vector IDs stored under the original URL.
6488 - $source_url = $this->mxchat_resolve_pre_trash_url($post_id);
6489 - if (!$source_url) {
6490 - //error_log('MXChat: Failed to resolve source URL for post ' . $post_id);
6491 - return;
6492 - }
6493 -
6494 - // Use chunk-aware deletion (handles both chunked and non-chunked content)
6495 - $delete_result = MxChat_Utils::delete_chunks_for_url($source_url, 'default');
6496 -
6497 - if (is_wp_error($delete_result)) {
6498 - //error_log('MXChat: Chunk-aware deletion failed for URL: ' . $source_url . ' - ' . $delete_result->get_error_message());
6499 - }
6500 -
6501 - delete_transient('mxchat_prev_url_' . $post_id);
6502 - delete_transient('mxchat_prev_status_' . $post_id);
6503 -}
6504 -
6505 -/**
6506 - * Resolve the source URL for a post being trashed/deleted.
6507 - *
6508 - * Why: wp_trash_post appends "__trashed" to the slug before the wp_trash_post action fires, so
6509 - * get_permalink() returns a URL whose md5() won't match the vector IDs stored in Pinecone or
6510 - * the source_url rows in the WP DB. Prefer the URL captured by mxchat_store_pre_update_status
6511 - * (runs on pre_post_update, before the rename); fall back to stripping the __trashed suffix.
6512 - */
6513 -private function mxchat_resolve_pre_trash_url($post_id) {
6514 - $previous_url = get_transient('mxchat_prev_url_' . $post_id);
6515 - if (!empty($previous_url)) {
6516 - return $previous_url;
6517 - }
6518 -
6519 - $current = get_permalink($post_id);
6520 - if (!$current) {
6521 - return '';
6522 - }
6523 - return preg_replace('#__trashed(/?)$#', '$1', $current);
6524 -}
6525 -
6526 -
6527 -
6528 -public function mxchat_handle_product_change($post_id, $post, $update) {
6529 - if ($post->post_type !== 'product') {
6530 - return;
6531 - }
6532 -
6533 - if ($post->post_status === 'publish') {
6534 - add_action('shutdown', function() use ($post_id) {
6535 - $product = wc_get_product($post_id);
6536 - if ($product) {
6537 - $this->mxchat_store_product_embedding($product);
6538 - }
6539 - });
6540 - }
6541 -}
6542 -
6543 -/**
6544 - * Store WooCommerce product embeddings
6545 - */
6546 -private function mxchat_store_product_embedding($product) {
6547 - if (!isset($this->options['enable_woocommerce_integration']) ||
6548 - !in_array($this->options['enable_woocommerce_integration'], ['1', 'on'])) {
6549 - return;
6550 - }
6551 -
6552 - $source_url = get_permalink($product->get_id());
6553 - $product_id = $product->get_id();
6554 -
6555 - // Build product content
6556 - $title = $product->get_name();
6557 - $description = $product->get_description();
6558 - $short_description = $product->get_short_description();
6559 - $regular_price = $product->get_regular_price();
6560 - $sale_price = $product->get_sale_price();
6561 - $price = $product->get_price();
6562 - $sku = $product->get_sku();
6563 -
6564 - // Get currency symbol
6565 - $currency_symbol = get_woocommerce_currency_symbol();
6566 -
6567 - // Format content consistently
6568 - $content = $title . "\n\n";
6569 -
6570 - if (!empty($short_description)) {
6571 - $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
6572 - }
6573 -
6574 - if (!empty($description)) {
6575 - $content .= wp_strip_all_tags($description) . "\n\n";
6576 - }
6577 -
6578 - // Add pricing information
6579 - if (!empty($regular_price)) {
6580 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
6581 - } elseif (!empty($price)) {
6582 - $content .= "Price: " . $currency_symbol . $price . "\n";
6583 - }
6584 -
6585 - if (!empty($sale_price) && $sale_price !== $regular_price) {
6586 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
6587 - }
6588 -
6589 - // Handle variable products - show price range
6590 - if ($product->is_type('variable')) {
6591 - $min_price = $product->get_variation_price('min');
6592 - $max_price = $product->get_variation_price('max');
6593 - if ($min_price !== $max_price) {
6594 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
6595 - }
6596 - }
6597 -
6598 - if (!empty($sku)) {
6599 - $content .= "SKU: " . $sku . "\n";
6600 - }
6601 -
6602 - // Get product categories
6603 - $categories = wp_get_post_terms($product_id, 'product_cat', array('fields' => 'names'));
6604 - if (!empty($categories) && !is_wp_error($categories)) {
6605 - $content .= "Categories: " . implode(', ', $categories) . "\n";
6606 - }
6607 -
6608 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
6609 - $custom_tabs = get_post_meta($product_id, 'yikes_woo_products_tabs', true);
6610 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
6611 - foreach ($custom_tabs as $tab) {
6612 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
6613 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
6614 -
6615 - if (!empty($tab_title) && !empty($tab_content)) {
6616 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
6617 - }
6618 - }
6619 - }
6620 -
6621 - // Also check for reusable/saved tabs applied to this product
6622 - $applied_saved_tabs = get_post_meta($product_id, 'yikes_woo_reusable_products_tabs_applied', true);
6623 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
6624 - // Get the saved tabs option
6625 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
6626 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
6627 - foreach ($applied_saved_tabs as $saved_tab_id) {
6628 - if (isset($saved_tabs[$saved_tab_id])) {
6629 - $tab = $saved_tabs[$saved_tab_id];
6630 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
6631 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
6632 -
6633 - if (!empty($tab_title) && !empty($tab_content)) {
6634 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
6635 - }
6636 - }
6637 - }
6638 - }
6639 - }
6640 -
6641 - // Embedding decision — custom-provider-aware (plan cbd5fd); silent-return
6642 - // shape preserved.
6643 - $preflight = MxChat_Utils::embedding_preflight(get_option('mxchat_options'));
6644 - if (!$preflight['ok']) {
6645 - //error_log('MxChat Auto-sync: embedding pre-flight failed: ' . $preflight['reason']);
6646 - return;
6647 - }
6648 - $api_key = $preflight['api_key'];
6649 -
6650 - // Use the centralized utility function for storage
6651 - $result = MxChat_Utils::submit_content_to_db(
6652 - $content,
6653 - $source_url,
6654 - $api_key,
6655 - md5($source_url) // Vector ID for Pinecone
6656 - );
6657 -
6658 - // After successful storage, apply role restriction based on tags
6659 - if (!is_wp_error($result)) {
6660 - $this->apply_role_restriction_to_post($product_id, $source_url);
6661 - }
6662 -
6663 - if (is_wp_error($result)) {
6664 - //error_log('MxChat WooCommerce sync failed for product ' . $product_id . ': ' . $result->get_error_message());
6665 - }
6666 -}
6667 -
6668 -public function mxchat_handle_product_delete($post_id) {
6669 - if (get_post_type($post_id) !== 'product') {
6670 - return;
6671 - }
6672 -
6673 - $source_url = $this->mxchat_resolve_pre_trash_url($post_id);
6674 - if (!$source_url) {
6675 - return;
6676 - }
6677 -
6678 - // Chunk-aware deletion (routes to Pinecone or WP DB and removes base + all chunks)
6679 - MxChat_Utils::delete_chunks_for_url($source_url, 'default');
6680 -
6681 - delete_transient('mxchat_prev_url_' . $post_id);
6682 - delete_transient('mxchat_prev_status_' . $post_id);
6683 -}
6684 -
6685 -/**
6686 - * Handle individual Pinecone content deletion
6687 - */
6688 -public function mxchat_handle_pinecone_prompt_delete() {
6689 - // Check permissions
6690 - if (!current_user_can('manage_options')) {
6691 - wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
6692 - }
6693 -
6694 - // Verify nonce
6695 - if (!isset($_GET['_wpnonce']) || !wp_verify_nonce($_GET['_wpnonce'], 'mxchat_delete_pinecone_prompt_nonce')) {
6696 - wp_die(esc_html__('Security check failed.', 'mxchat'));
6697 - }
6698 -
6699 - $vector_id = isset($_GET['vector_id']) ? sanitize_text_field($_GET['vector_id']) : '';
6700 -
6701 - if (empty($vector_id)) {
6702 - set_transient('mxchat_admin_notice_error',
6703 - esc_html__('Invalid vector ID.', 'mxchat'),
6704 - 30
6705 - );
6706 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
6707 - exit;
6708 - }
6709 -
6710 - // Get Pinecone settings
6711 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
6712 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6713 -
6714 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
6715 - set_transient('mxchat_admin_notice_error',
6716 - esc_html__('Pinecone is not properly configured.', 'mxchat'),
6717 - 30
6718 - );
6719 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
6720 - exit;
6721 - }
6722 -
6723 - // Delete from Pinecone
6724 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
6725 - $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
6726 - $vector_id,
6727 - $pinecone_options['mxchat_pinecone_api_key'],
6728 - $pinecone_options['mxchat_pinecone_host']
6729 - );
6730 -
6731 - if ($result['success']) {
6732 - // No cache clearing needed since we removed caching
6733 - set_transient('mxchat_admin_notice_success',
6734 - esc_html__('Entry deleted successfully from Pinecone.', 'mxchat'),
6735 - 30
6736 - );
6737 - } else {
6738 - set_transient('mxchat_admin_notice_error',
6739 - esc_html__('Failed to delete entry: ', 'mxchat') . $result['message'],
6740 - 30
6741 - );
6742 - }
6743 -
6744 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
6745 - exit;
6746 -}
6747 -/**
6748 - * Handle individual Pinecone content deletion via AJAX
6749 - */
6750 -public function ajax_mxchat_delete_pinecone_prompt() {
6751 - // Verify nonce and permissions
6752 - if (!check_ajax_referer('mxchat_delete_pinecone_prompt_nonce', 'nonce', false)) {
6753 - wp_send_json_error('Invalid nonce');
6754 - exit;
6755 - }
6756 -
6757 - if (!current_user_can('manage_options')) {
6758 - wp_send_json_error('Unauthorized access');
6759 - exit;
6760 - }
6761 -
6762 - $vector_id = isset($_POST['vector_id']) ? sanitize_text_field($_POST['vector_id']) : '';
6763 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
6764 -
6765 - if (empty($vector_id)) {
6766 - wp_send_json_error('Missing vector ID');
6767 - exit;
6768 - }
6769 -
6770 - // Get bot-specific Pinecone settings
6771 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
6772 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
6773 -
6774 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6775 -
6776 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
6777 - wp_send_json_error('Pinecone is not properly configured for bot: ' . $bot_id);
6778 - exit;
6779 - }
6780 -
6781 - // Delete from the correct Pinecone index
6782 - $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
6783 - $vector_id,
6784 - $pinecone_options['mxchat_pinecone_api_key'],
6785 - $pinecone_options['mxchat_pinecone_host']
6786 - );
6787 -
6788 - if ($result['success']) {
6789 - // No cache clearing needed since we removed caching
6790 - wp_send_json_success(array(
6791 - 'message' => 'Entry deleted successfully from Pinecone',
6792 - 'vector_id' => $vector_id,
6793 - 'bot_id' => $bot_id
6794 - ));
6795 - } else {
6796 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Failed to delete from Pinecone: ' . $result['message'], array('vector_id' => $vector_id, 'bot_id' => $bot_id));
6797 - wp_send_json_error('Failed to delete from Pinecone: ' . $result['message']);
6798 - }
6799 -
6800 - exit;
6801 -}
6802 -
6803 -/**
6804 - * Handle deletion of all chunks for a given source URL via AJAX
6805 - * Follows the same pattern as ajax_mxchat_delete_pinecone_prompt
6806 - */
6807 -public function ajax_mxchat_delete_chunks_by_url() {
6808 - // Verify nonce and permissions
6809 - if (!check_ajax_referer('mxchat_delete_chunks_nonce', 'nonce', false)) {
6810 - wp_send_json_error('Invalid nonce');
6811 - exit;
6812 - }
6813 -
6814 - if (!current_user_can('manage_options')) {
6815 - wp_send_json_error('Unauthorized access');
6816 - exit;
6817 - }
6818 -
6819 - $source_url = isset($_POST['source_url']) ? esc_url_raw($_POST['source_url']) : '';
6820 - $data_source = isset($_POST['data_source']) ? sanitize_text_field($_POST['data_source']) : 'wordpress';
6821 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
6822 -
6823 - if (empty($source_url)) {
6824 - wp_send_json_error('Missing source URL');
6825 - exit;
6826 - }
6827 -
6828 - // Generate the base vector ID from the source URL (same as how chunks are created)
6829 - $base_vector_id = md5($source_url);
6830 -
6831 - if ($data_source === 'pinecone') {
6832 - // Get bot-specific Pinecone settings (same as working delete function)
6833 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
6834 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
6835 -
6836 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6837 -
6838 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
6839 - wp_send_json_error('Pinecone is not properly configured for bot: ' . $bot_id);
6840 - exit;
6841 - }
6842 -
6843 - $api_key = $pinecone_options['mxchat_pinecone_api_key'];
6844 - $host = $pinecone_options['mxchat_pinecone_host'];
6845 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
6846 -
6847 - // Collect all vector IDs to delete
6848 - $vectors_to_delete = array();
6849 -
6850 - // Add the original single-vector ID (for non-chunked content)
6851 - $vectors_to_delete[] = $base_vector_id;
6852 -
6853 - // Use Pinecone list API to find all chunk vectors with this prefix
6854 - // NOTE: Pinecone List API is a GET request with query parameters, not POST
6855 - $prefix = $base_vector_id . '_chunk_';
6856 -
6857 - $query_params = array(
6858 - 'prefix' => $prefix,
6859 - 'limit' => 100
6860 - );
6861 -
6862 - if (!empty($namespace)) {
6863 - $query_params['namespace'] = $namespace;
6864 - }
6865 -
6866 - $list_url = "https://{$host}/vectors/list?" . http_build_query($query_params);
6867 -
6868 - $list_response = wp_remote_get($list_url, array(
6869 - 'headers' => array(
6870 - 'Api-Key' => $api_key,
6871 - 'accept' => 'application/json'
6872 - ),
6873 - 'timeout' => 30
6874 - ));
6875 -
6876 - if (!is_wp_error($list_response)) {
6877 - $list_body_response = wp_remote_retrieve_body($list_response);
6878 - $list_data = json_decode($list_body_response, true);
6879 - if (!empty($list_data['vectors'])) {
6880 - foreach ($list_data['vectors'] as $vector) {
6881 - if (isset($vector['id'])) {
6882 - $vectors_to_delete[] = $vector['id'];
6883 - }
6884 - }
6885 - }
6886 - }
6887 -
6888 - if (empty($vectors_to_delete)) {
6889 - wp_send_json_success(array(
6890 - 'message' => 'No vectors found to delete',
6891 - 'source_url' => $source_url
6892 - ));
6893 - exit;
6894 - }
6895 -
6896 - // Delete all vectors using the same endpoint as the working function
6897 - $delete_url = "https://{$host}/vectors/delete";
6898 -
6899 - $delete_body = array(
6900 - 'ids' => $vectors_to_delete
6901 - );
6902 -
6903 - if (!empty($namespace)) {
6904 - $delete_body['namespace'] = $namespace;
6905 - }
6906 -
6907 - $delete_response = wp_remote_post($delete_url, array(
6908 - 'headers' => array(
6909 - 'Api-Key' => $api_key,
6910 - 'accept' => 'application/json',
6911 - 'content-type' => 'application/json'
6912 - ),
6913 - 'body' => wp_json_encode($delete_body),
6914 - 'timeout' => 30
6915 - ));
6916 -
6917 - if (is_wp_error($delete_response)) {
6918 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Failed to delete chunks from Pinecone: ' . $delete_response->get_error_message(), array('source_url' => $source_url));
6919 - wp_send_json_error('Failed to delete from Pinecone: ' . $delete_response->get_error_message());
6920 - exit;
6921 - }
6922 -
6923 - $response_code = wp_remote_retrieve_response_code($delete_response);
6924 -
6925 - if ($response_code !== 200) {
6926 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Pinecone API error (HTTP ' . $response_code . ')', array('source_url' => $source_url));
6927 - wp_send_json_error('Pinecone API error (HTTP ' . $response_code . ')');
6928 - exit;
6929 - }
6930 -
6931 - wp_send_json_success(array(
6932 - 'message' => 'All chunks deleted successfully from Pinecone',
6933 - 'source_url' => $source_url,
6934 - 'deleted_count' => count($vectors_to_delete)
6935 - ));
6936 -
6937 - } else {
6938 - // WordPress database deletion
6939 - global $wpdb;
6940 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6941 -
6942 - $result = $wpdb->delete(
6943 - $table_name,
6944 - array('source_url' => $source_url),
6945 - array('%s')
6946 - );
6947 -
6948 - if ($result === false) {
6949 - MxChat_Admin::mxchat_log_debug('database_error', 'Failed to delete from database: ' . $wpdb->last_error, array('source_url' => $source_url));
6950 - wp_send_json_error('Failed to delete from database: ' . $wpdb->last_error);
6951 - exit;
6952 - }
6953 -
6954 - wp_send_json_success(array(
6955 - 'message' => 'All chunks deleted successfully from database',
6956 - 'source_url' => $source_url,
6957 - 'deleted_count' => $result
6958 - ));
6959 - }
6960 -
6961 - exit;
6962 -}
6963 -
6964 -/**
6965 - * Handle individual WordPress database content deletion via AJAX
6966 - * Mirrors the Pinecone delete handler but for WordPress database entries
6967 - */
6968 -public function ajax_mxchat_delete_wordpress_prompt() {
6969 - // Verify nonce and permissions
6970 - if (!check_ajax_referer('mxchat_delete_wordpress_prompt_nonce', 'nonce', false)) {
6971 - wp_send_json_error('Invalid nonce');
6972 - exit;
6973 - }
6974 -
6975 - if (!current_user_can('manage_options')) {
6976 - wp_send_json_error('Unauthorized access');
6977 - exit;
6978 - }
6979 -
6980 - $entry_id = isset($_POST['entry_id']) ? intval($_POST['entry_id']) : 0;
6981 -
6982 - if (empty($entry_id)) {
6983 - wp_send_json_error('Missing entry ID');
6984 - exit;
6985 - }
6986 -
6987 - global $wpdb;
6988 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6989 -
6990 - // Clear cache for this entry
6991 - wp_cache_delete('prompt_' . $entry_id, 'mxchat_prompts');
6992 -
6993 - // Delete from database
6994 - $result = $wpdb->delete(
6995 - $table_name,
6996 - array('id' => $entry_id),
6997 - array('%d')
6998 - );
6999 -
7000 - if ($result !== false) {
7001 - wp_send_json_success(array(
7002 - 'message' => 'Entry deleted successfully',
7003 - 'entry_id' => $entry_id
7004 - ));
7005 - } else {
7006 - wp_send_json_error('Failed to delete entry from database');
7007 - }
7008 -
7009 - exit;
7010 -}
7011 -
7012 -/**
7013 - * Handle bulk deletion of knowledge entries via AJAX
7014 - * Supports both Pinecone and WordPress database entries
7015 - */
7016 -public function ajax_mxchat_bulk_delete_knowledge() {
7017 - // Verify nonce and permissions
7018 - if (!check_ajax_referer('mxchat_bulk_delete_knowledge_nonce', 'nonce', false)) {
7019 - wp_send_json_error('Invalid nonce');
7020 - exit;
7021 - }
7022 -
7023 - if (!current_user_can('manage_options')) {
7024 - wp_send_json_error('Unauthorized access');
7025 - exit;
7026 - }
7027 -
7028 - $entries = isset($_POST['entries']) ? $_POST['entries'] : array();
7029 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
7030 -
7031 - if (empty($entries) || !is_array($entries)) {
7032 - wp_send_json_error('No entries provided');
7033 - exit;
7034 - }
7035 -
7036 - // Extend execution time — bulk Pinecone operations can take a while
7037 - if (function_exists('set_time_limit')) {
7038 - set_time_limit(120);
7039 - }
7040 -
7041 - $success_ids = array();
7042 - $failed_ids = array();
7043 - $errors = array();
7044 -
7045 - global $wpdb;
7046 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
7047 -
7048 - // Get Pinecone manager for Pinecone deletions
7049 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
7050 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
7051 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
7052 -
7053 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
7054 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
7055 -
7056 - // =============================================
7057 - // PHASE 1: Collect all Pinecone vector IDs
7058 - // and separate WordPress entries
7059 - // =============================================
7060 - $pinecone_entry_ids = array(); // entry IDs that are pinecone-sourced
7061 - $wordpress_entries = array(); // entries for WordPress DB deletion
7062 - $all_vector_ids = array(); // all pinecone vector IDs to delete in one batch
7063 -
7064 - foreach ($entries as $entry) {
7065 - $entry_id = sanitize_text_field($entry['id'] ?? '');
7066 - $source = sanitize_text_field($entry['source'] ?? 'wordpress');
7067 - $source_url = isset($entry['sourceUrl']) ? esc_url_raw($entry['sourceUrl']) : '';
7068 - $is_group = isset($entry['isGroup']) && ($entry['isGroup'] === true || $entry['isGroup'] === 'true');
7069 -
7070 - if (empty($entry_id)) {
7071 - continue;
7072 - }
7073 -
7074 - if ($source === 'pinecone') {
7075 - if (!$use_pinecone || empty($api_key)) {
7076 - $failed_ids[] = $entry_id;
7077 - $errors[] = "Pinecone not configured for entry: $entry_id";
7078 - continue;
7079 - }
7080 -
7081 - $pinecone_entry_ids[] = $entry_id;
7082 -
7083 - if ($is_group && !empty($source_url)) {
7084 - // Grouped/chunked entry: collect base ID + chunk IDs via List API
7085 - $base_vector_id = md5($source_url);
7086 - $all_vector_ids[] = $base_vector_id;
7087 -
7088 - $list_url = 'https://' . $host . '/vectors/list?prefix=' . urlencode($base_vector_id . '_chunk_') . '&limit=100';
7089 - $list_response = wp_remote_get($list_url, array(
7090 - 'headers' => array(
7091 - 'Api-Key' => $api_key,
7092 - 'accept' => 'application/json'
7093 - ),
7094 - 'timeout' => 30
7095 - ));
7096 -
7097 - if (!is_wp_error($list_response)) {
7098 - $list_body = json_decode(wp_remote_retrieve_body($list_response), true);
7099 - if (!empty($list_body['vectors']) && is_array($list_body['vectors'])) {
7100 - foreach ($list_body['vectors'] as $vector) {
7101 - if (isset($vector['id'])) {
7102 - $all_vector_ids[] = $vector['id'];
7103 - }
7104 - }
7105 - }
7106 - }
7107 - } else {
7108 - // Single entry: the entry_id IS the vector ID
7109 - $all_vector_ids[] = $entry_id;
7110 - }
7111 - } else {
7112 - $wordpress_entries[] = $entry;
7113 - }
7114 - }
7115 -
7116 - // =============================================
7117 - // PHASE 2: Single batch delete to Pinecone
7118 - // =============================================
7119 - if (!empty($all_vector_ids)) {
7120 - $all_vector_ids = array_values(array_unique($all_vector_ids));
7121 - $pinecone_success = true;
7122 - $batches = array_chunk($all_vector_ids, 100);
7123 -
7124 - foreach ($batches as $batch) {
7125 - $delete_response = wp_remote_post("https://{$host}/vectors/delete", array(
7126 - 'headers' => array(
7127 - 'Api-Key' => $api_key,
7128 - 'accept' => 'application/json',
7129 - 'content-type' => 'application/json'
7130 - ),
7131 - 'body' => wp_json_encode(array('ids' => $batch)),
7132 - 'timeout' => 60
7133 - ));
7134 -
7135 - if (is_wp_error($delete_response)) {
7136 - $pinecone_success = false;
7137 - $errors[] = 'Pinecone batch deletion failed: ' . $delete_response->get_error_message();
7138 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Bulk delete batch failed: ' . $delete_response->get_error_message());
7139 - } else {
7140 - $response_code = wp_remote_retrieve_response_code($delete_response);
7141 - if ($response_code !== 200) {
7142 - $pinecone_success = false;
7143 - $response_body = wp_remote_retrieve_body($delete_response);
7144 - $errors[] = "Pinecone API error (HTTP $response_code)";
7145 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Bulk delete batch failed (HTTP ' . $response_code . ')', array('response' => substr($response_body, 0, 200)));
7146 - }
7147 - }
7148 - }
7149 -
7150 - // Mark all pinecone entries based on batch result
7151 - foreach ($pinecone_entry_ids as $eid) {
7152 - if ($pinecone_success) {
7153 - $success_ids[] = $eid;
7154 - } else {
7155 - $failed_ids[] = $eid;
7156 - }
7157 - }
7158 - }
7159 -
7160 - // =============================================
7161 - // PHASE 3: WordPress database deletions
7162 - // =============================================
7163 - foreach ($wordpress_entries as $entry) {
7164 - $entry_id = sanitize_text_field($entry['id'] ?? '');
7165 - $source_url = isset($entry['sourceUrl']) ? esc_url_raw($entry['sourceUrl']) : '';
7166 - $is_group = isset($entry['isGroup']) && ($entry['isGroup'] === true || $entry['isGroup'] === 'true');
7167 -
7168 - if (empty($entry_id)) {
7169 - continue;
7170 - }
7171 -
7172 - try {
7173 - if ($is_group && !empty($source_url)) {
7174 - $result = $wpdb->delete(
7175 - $table_name,
7176 - array('source_url' => $source_url),
7177 - array('%s')
7178 - );
7179 - } else {
7180 - wp_cache_delete('prompt_' . $entry_id, 'mxchat_prompts');
7181 - $result = $wpdb->delete(
7182 - $table_name,
7183 - array('id' => intval($entry_id)),
7184 - array('%d')
7185 - );
7186 - }
7187 -
7188 - if ($result !== false) {
7189 - $success_ids[] = $entry_id;
7190 - } else {
7191 - $failed_ids[] = $entry_id;
7192 - $errors[] = "Database error for entry: $entry_id";
7193 - }
7194 - } catch (Exception $e) {
7195 - $failed_ids[] = $entry_id;
7196 - $errors[] = $e->getMessage();
7197 - }
7198 - }
7199 -
7200 - wp_send_json_success(array(
7201 - 'success_ids' => $success_ids,
7202 - 'failed_ids' => $failed_ids,
7203 - 'errors' => $errors,
7204 - 'total_processed' => count($success_ids) + count($failed_ids)
7205 - ));
7206 -
7207 - exit;
7208 -}
7209 -
7210 -/**
7211 - * Get hierarchical roles for dropdown
7212 - */
7213 -public function mxchat_get_role_options() {
7214 - return array(
7215 - 'public' => __('Public (Everyone)', 'mxchat'),
7216 - 'logged_in' => __('Logged In Users', 'mxchat'),
7217 - 'subscriber' => __('Subscribers & Above', 'mxchat'),
7218 - 'contributor' => __('Contributors & Above', 'mxchat'),
7219 - 'author' => __('Authors & Above', 'mxchat'),
7220 - 'editor' => __('Editors & Above', 'mxchat'),
7221 - 'administrator' => __('Administrators Only', 'mxchat')
7222 - );
7223 -}
7224 -
7225 -/**
7226 - * Check if user has access to content based on role restriction
7227 - */
7228 -public function mxchat_user_has_content_access($role_restriction) {
7229 - // Public content is always accessible
7230 - if ($role_restriction === 'public' || empty($role_restriction)) {
7231 - return true;
7232 - }
7233 -
7234 - // Check if user is logged in for logged_in restriction
7235 - if ($role_restriction === 'logged_in') {
7236 - return is_user_logged_in();
7237 - }
7238 -
7239 - // If not logged in, no access to role-restricted content
7240 - if (!is_user_logged_in()) {
7241 - return false;
7242 - }
7243 -
7244 - $user = wp_get_current_user();
7245 - $user_roles = $user->roles;
7246 -
7247 - if (empty($user_roles)) {
7248 - return false;
7249 - }
7250 -
7251 - // Define role hierarchy (higher number = higher access)
7252 - $hierarchy = array(
7253 - 'subscriber' => 1,
7254 - 'contributor' => 2,
7255 - 'author' => 3,
7256 - 'editor' => 4,
7257 - 'administrator' => 5
7258 - );
7259 -
7260 - // Get required level
7261 - $required_level = isset($hierarchy[$role_restriction]) ? $hierarchy[$role_restriction] : 0;
7262 -
7263 - // Check if user has required level or higher
7264 - foreach ($user_roles as $user_role) {
7265 - $user_level = isset($hierarchy[$user_role]) ? $hierarchy[$user_role] : 0;
7266 - if ($user_level >= $required_level) {
7267 - return true;
7268 - }
7269 - }
7270 -
7271 - return false;
7272 -}
7273 -
7274 -/**
7275 - * Handle role restriction updates via AJAX
7276 - * Removed cache clearing call since we removed caching
7277 - */
7278 -public function ajax_mxchat_update_role_restriction() {
7279 - // Verify nonce and permissions
7280 - if (!check_ajax_referer('mxchat_update_role_nonce', 'nonce', false)) {
7281 - wp_send_json_error('Invalid nonce');
7282 - exit;
7283 - }
7284 -
7285 - if (!current_user_can('manage_options')) {
7286 - wp_send_json_error('Unauthorized access');
7287 - exit;
7288 - }
7289 -
7290 - $entry_id = isset($_POST['entry_id']) ? sanitize_text_field($_POST['entry_id']) : '';
7291 - $role_restriction = isset($_POST['role_restriction']) ? sanitize_text_field($_POST['role_restriction']) : 'public';
7292 - $data_source = isset($_POST['data_source']) ? sanitize_text_field($_POST['data_source']) : 'wordpress';
7293 -
7294 - if (empty($entry_id)) {
7295 - wp_send_json_error('Invalid entry ID');
7296 - exit;
7297 - }
7298 -
7299 - // Get knowledge manager instance to validate role restriction
7300 - $knowledge_manager = MxChat_Knowledge_Manager::get_instance();
7301 - $valid_roles = array_keys($knowledge_manager->mxchat_get_role_options());
7302 - if (!in_array($role_restriction, $valid_roles)) {
7303 - wp_send_json_error('Invalid role restriction');
7304 - exit;
7305 - }
7306 -
7307 - global $wpdb;
7308 -
7309 - if ($data_source === 'pinecone') {
7310 - // Handle Pinecone role restriction (stored separately in WordPress table)
7311 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
7312 -
7313 - // Use REPLACE to insert or update the role restriction
7314 - $result = $wpdb->replace(
7315 - $roles_table,
7316 - array(
7317 - 'vector_id' => $entry_id,
7318 - 'role_restriction' => $role_restriction,
7319 - 'updated_at' => current_time('mysql')
7320 - ),
7321 - array('%s', '%s', '%s')
7322 - );
7323 -
7324 - // No cache clearing needed since we removed caching
7325 -
7326 - } else {
7327 - // Handle WordPress database role restriction (existing functionality)
7328 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
7329 -
7330 - $result = $wpdb->update(
7331 - $table_name,
7332 - array('role_restriction' => $role_restriction),
7333 - array('id' => absint($entry_id)),
7334 - array('%s'),
7335 - array('%d')
7336 - );
7337 - }
7338 -
7339 - if ($result === false) {
7340 - wp_send_json_error('Database update failed: ' . $wpdb->last_error);
7341 - exit;
7342 - }
7343 -
7344 - wp_send_json_success(array(
7345 - 'message' => 'Role restriction updated successfully',
7346 - 'role_restriction' => $role_restriction,
7347 - 'data_source' => $data_source,
7348 - 'entry_id' => $entry_id
7349 - ));
7350 - exit;
7351 -}
7352 -
7353 -// ========================================
7354 -// ROLE-BASED CONTENT RESTRICTIONS - NEW FUNCTIONS
7355 -// Add these to your MxChat_Knowledge_Manager class
7356 -// ========================================
7357 -
7358 -/**
7359 - * Initialize role-based content hooks
7360 - * Add this call to your __construct() or mxchat_init_hooks() method
7361 - */
7362 -private function mxchat_init_role_hooks() {
7363 - // AJAX handlers for tag-role mappings
7364 - add_action('wp_ajax_mxchat_add_tag_role_mapping', array($this, 'ajax_add_tag_role_mapping'));
7365 - add_action('wp_ajax_mxchat_delete_tag_role_mapping', array($this, 'ajax_delete_tag_role_mapping'));
7366 - add_action('wp_ajax_mxchat_get_tag_role_mappings', array($this, 'ajax_get_tag_role_mappings'));
7367 - add_action('wp_ajax_mxchat_bulk_update_tag_roles', array($this, 'ajax_bulk_update_tag_roles'));
7368 -
7369 - // Hook to automatically update role restrictions when tags are added/removed
7370 - add_action('set_object_terms', array($this, 'handle_tag_change'), 10, 6);
7371 -
7372 - // Hook to apply role restrictions on auto-sync
7373 - add_action('mxchat_content_stored', array($this, 'apply_role_restriction_after_storage'), 10, 2);
7374 -}
7375 -
7376 -/**
7377 - * Add tag-role mapping via AJAX
7378 - */
7379 -public function ajax_add_tag_role_mapping() {
7380 - // Verify nonce and permissions
7381 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
7382 -
7383 - if (!current_user_can('manage_options')) {
7384 - wp_send_json_error('Unauthorized access');
7385 - exit;
7386 - }
7387 -
7388 - $tag_input = isset($_POST['tag_slug']) ? sanitize_text_field($_POST['tag_slug']) : '';
7389 - $role_restriction = isset($_POST['role_restriction']) ? sanitize_text_field($_POST['role_restriction']) : 'public';
7390 -
7391 - if (empty($tag_input)) {
7392 - wp_send_json_error('Please enter a tag name or slug');
7393 - exit;
7394 - }
7395 -
7396 - // Validate role restriction
7397 - $valid_roles = array_keys($this->mxchat_get_role_options());
7398 - if (!in_array($role_restriction, $valid_roles)) {
7399 - wp_send_json_error('Invalid role restriction');
7400 - exit;
7401 - }
7402 -
7403 - // Resolve the tag by slug first, then fall back to its display name, so users can
7404 - // enter either "premium-content" or "Premium Content". (plan b8bcf5 — the field is
7405 - // labeled by name but previously validated by slug only, producing the confusing
7406 - // "Tag does not exist in WordPress" error when a real tag's name was typed.)
7407 - $term = get_term_by('slug', $tag_input, 'post_tag');
7408 - if (!$term) {
7409 - $term = get_term_by('name', $tag_input, 'post_tag');
7410 - }
7411 - if (!$term) {
7412 - wp_send_json_error('No tag with that name or slug exists yet. Create it under Posts → Tags first, then enter its name or slug.');
7413 - exit;
7414 - }
7415 -
7416 - // Always key the mapping by the RESOLVED slug — apply_role_restriction_to_post()
7417 - // compares against each post's tag slugs, so the stored key must be a slug,
7418 - // never the raw (possibly display-name) input.
7419 - $tag_slug = $term->slug;
7420 -
7421 - // Get existing mappings
7422 - $mappings = get_option('mxchat_tag_role_mappings', array());
7423 -
7424 - // Check if mapping already exists
7425 - if (isset($mappings[$tag_slug])) {
7426 - wp_send_json_error('Mapping for this tag already exists');
7427 - exit;
7428 - }
7429 -
7430 - // Add new mapping
7431 - $mappings[$tag_slug] = $role_restriction;
7432 - update_option('mxchat_tag_role_mappings', $mappings);
7433 -
7434 - wp_send_json_success(array(
7435 - 'message' => 'Tag-role mapping added successfully',
7436 - 'tag_slug' => $tag_slug,
7437 - 'role_restriction' => $role_restriction
7438 - ));
7439 - exit;
7440 -}
7441 -
7442 -/**
7443 - * Delete tag-role mapping via AJAX
7444 - */
7445 -public function ajax_delete_tag_role_mapping() {
7446 - // Verify nonce and permissions
7447 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
7448 -
7449 - if (!current_user_can('manage_options')) {
7450 - wp_send_json_error('Unauthorized access');
7451 - exit;
7452 - }
7453 -
7454 - $tag_slug = isset($_POST['tag_slug']) ? sanitize_text_field($_POST['tag_slug']) : '';
7455 -
7456 - if (empty($tag_slug)) {
7457 - wp_send_json_error('Tag slug is required');
7458 - exit;
7459 - }
7460 -
7461 - // Get existing mappings
7462 - $mappings = get_option('mxchat_tag_role_mappings', array());
7463 -
7464 - // Check if mapping exists
7465 - if (!isset($mappings[$tag_slug])) {
7466 - wp_send_json_error('Mapping does not exist');
7467 - exit;
7468 - }
7469 -
7470 - // Remove mapping
7471 - unset($mappings[$tag_slug]);
7472 - update_option('mxchat_tag_role_mappings', $mappings);
7473 -
7474 - wp_send_json_success(array(
7475 - 'message' => 'Tag-role mapping deleted successfully',
7476 - 'tag_slug' => $tag_slug
7477 - ));
7478 - exit;
7479 -}
7480 -
7481 -/**
7482 - * Get all tag-role mappings via AJAX
7483 - */
7484 -public function ajax_get_tag_role_mappings() {
7485 - // Verify nonce and permissions
7486 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
7487 -
7488 - if (!current_user_can('manage_options')) {
7489 - wp_send_json_error('Unauthorized access');
7490 - exit;
7491 - }
7492 -
7493 - // Get mappings
7494 - $mappings = get_option('mxchat_tag_role_mappings', array());
7495 - $role_options = $this->mxchat_get_role_options();
7496 -
7497 - $formatted_mappings = array();
7498 -
7499 - foreach ($mappings as $tag_slug => $role_restriction) {
7500 - // Get tag object
7501 - $term = get_term_by('slug', $tag_slug, 'post_tag');
7502 -
7503 - // Count posts with this tag
7504 - $post_count = 0;
7505 - if ($term) {
7506 - $post_count = $term->count;
7507 - }
7508 -
7509 - $formatted_mappings[] = array(
7510 - 'tag_slug' => $tag_slug,
7511 - 'role_restriction' => $role_restriction,
7512 - 'role_label' => $role_options[$role_restriction] ?? $role_restriction,
7513 - 'post_count' => $post_count
7514 - );
7515 - }
7516 -
7517 - wp_send_json_success(array(
7518 - 'mappings' => $formatted_mappings
7519 - ));
7520 - exit;
7521 -}
7522 -
7523 -/**
7524 - * Bulk update role restrictions for all existing content with mapped tags
7525 - */
7526 -public function ajax_bulk_update_tag_roles() {
7527 - // Verify nonce and permissions
7528 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
7529 -
7530 - if (!current_user_can('manage_options')) {
7531 - wp_send_json_error('Unauthorized access');
7532 - exit;
7533 - }
7534 -
7535 - // Get mappings
7536 - $mappings = get_option('mxchat_tag_role_mappings', array());
7537 -
7538 - if (empty($mappings)) {
7539 - wp_send_json_error('No tag-role mappings found');
7540 - exit;
7541 - }
7542 -
7543 - global $wpdb;
7544 -
7545 - // Check if using Pinecone
7546 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
7547 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
7548 -
7549 - $updated_count = 0;
7550 - $details = array();
7551 -
7552 - foreach ($mappings as $tag_slug => $role_restriction) {
7553 - // Get all posts with this tag
7554 - $posts = get_posts(array(
7555 - 'tag' => $tag_slug,
7556 - 'post_type' => 'any',
7557 - 'posts_per_page' => -1,
7558 - 'fields' => 'ids',
7559 - 'post_status' => 'publish'
7560 - ));
7561 -
7562 - if (empty($posts)) {
7563 - continue;
7564 - }
7565 -
7566 - $tag_updated = 0;
7567 -
7568 - foreach ($posts as $post_id) {
7569 - $source_url = get_permalink($post_id);
7570 - if (!$source_url) {
7571 - continue;
7572 - }
7573 -
7574 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
7575 - // Update Pinecone role restriction
7576 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
7577 - $vector_id = md5($source_url);
7578 -
7579 - $result = $wpdb->replace(
7580 - $roles_table,
7581 - array(
7582 - 'vector_id' => $vector_id,
7583 - 'role_restriction' => $role_restriction,
7584 - 'updated_at' => current_time('mysql')
7585 - ),
7586 - array('%s', '%s', '%s')
7587 - );
7588 - } else {
7589 - // Update WordPress DB
7590 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
7591 -
7592 - $result = $wpdb->update(
7593 - $table_name,
7594 - array('role_restriction' => $role_restriction),
7595 - array('source_url' => $source_url),
7596 - array('%s'),
7597 - array('%s')
7598 - );
7599 - }
7600 -
7601 - if ($result !== false) {
7602 - $tag_updated++;
7603 - $updated_count++;
7604 - }
7605 - }
7606 -
7607 - if ($tag_updated > 0) {
7608 - $details[] = sprintf(
7609 - 'Tag "%s" (%s): %d posts updated',
7610 - $tag_slug,
7611 - $role_restriction,
7612 - $tag_updated
7613 - );
7614 - }
7615 - }
7616 -
7617 - wp_send_json_success(array(
7618 - 'message' => 'Bulk update completed',
7619 - 'updated_count' => $updated_count,
7620 - 'tags_processed' => count($mappings),
7621 - 'details' => $details
7622 - ));
7623 - exit;
7624 -}
7625 -
7626 -/**
7627 - * Handle tag changes on posts (when tags are added or removed)
7628 - */
7629 -public function handle_tag_change($object_id, $terms, $tt_ids, $taxonomy, $append, $old_tt_ids) {
7630 - // Only process post tags
7631 - if ($taxonomy !== 'post_tag') {
7632 - return;
7633 - }
7634 -
7635 - // Get tag-role mappings
7636 - $mappings = get_option('mxchat_tag_role_mappings', array());
7637 -
7638 - if (empty($mappings)) {
7639 - return;
7640 - }
7641 -
7642 - // Get the post's URL
7643 - $source_url = get_permalink($object_id);
7644 - if (!$source_url) {
7645 - return;
7646 - }
7647 -
7648 - // Determine the highest role restriction based on tags
7649 - $highest_role = 'public';
7650 - $role_hierarchy = array(
7651 - 'public' => 0,
7652 - 'logged_in' => 1,
7653 - 'subscriber' => 2,
7654 - 'contributor' => 3,
7655 - 'author' => 4,
7656 - 'editor' => 5,
7657 - 'administrator' => 6
7658 - );
7659 -
7660 - // Get all current tags for the post
7661 - $current_tags = wp_get_post_tags($object_id, array('fields' => 'slugs'));
7662 -
7663 - // Find the highest role restriction among the tags
7664 - foreach ($current_tags as $tag_slug) {
7665 - if (isset($mappings[$tag_slug])) {
7666 - $role = $mappings[$tag_slug];
7667 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
7668 - $highest_role = $role;
7669 - }
7670 - }
7671 - }
7672 -
7673 - // Update the role restriction in the database
7674 - global $wpdb;
7675 -
7676 - // Check if using Pinecone
7677 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
7678 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
7679 -
7680 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
7681 - // Update Pinecone role restriction
7682 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
7683 - $vector_id = md5($source_url);
7684 -
7685 - $wpdb->replace(
7686 - $roles_table,
7687 - array(
7688 - 'vector_id' => $vector_id,
7689 - 'role_restriction' => $highest_role,
7690 - 'updated_at' => current_time('mysql')
7691 - ),
7692 - array('%s', '%s', '%s')
7693 - );
7694 - } else {
7695 - // Update WordPress DB
7696 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
7697 -
7698 - $wpdb->update(
7699 - $table_name,
7700 - array('role_restriction' => $highest_role),
7701 - array('source_url' => $source_url),
7702 - array('%s'),
7703 - array('%s')
7704 - );
7705 - }
7706 -}
7707 -
7708 -/**
7709 - * Apply role restriction after content is stored (for auto-sync)
7710 - */
7711 -public function apply_role_restriction_after_storage($post_id, $source_url) {
7712 - // Get tag-role mappings
7713 - $mappings = get_option('mxchat_tag_role_mappings', array());
7714 -
7715 - if (empty($mappings)) {
7716 - return;
7717 - }
7718 -
7719 - // Get all tags for the post
7720 - $post_tags = wp_get_post_tags($post_id, array('fields' => 'slugs'));
7721 -
7722 - if (empty($post_tags)) {
7723 - return;
7724 - }
7725 -
7726 - // Determine the highest role restriction based on tags
7727 - $highest_role = 'public';
7728 - $role_hierarchy = array(
7729 - 'public' => 0,
7730 - 'logged_in' => 1,
7731 - 'subscriber' => 2,
7732 - 'contributor' => 3,
7733 - 'author' => 4,
7734 - 'editor' => 5,
7735 - 'administrator' => 6
7736 - );
7737 -
7738 - foreach ($post_tags as $tag_slug) {
7739 - if (isset($mappings[$tag_slug])) {
7740 - $role = $mappings[$tag_slug];
7741 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
7742 - $highest_role = $role;
7743 - }
7744 - }
7745 - }
7746 -
7747 - // If no restricted tags found, return (leave as public)
7748 - if ($highest_role === 'public') {
7749 - return;
7750 - }
7751 -
7752 - // Update the role restriction
7753 - global $wpdb;
7754 -
7755 - // Check if using Pinecone
7756 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
7757 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
7758 -
7759 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
7760 - // Update Pinecone role restriction
7761 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
7762 - $vector_id = md5($source_url);
7763 -
7764 - $wpdb->replace(
7765 - $roles_table,
7766 - array(
7767 - 'vector_id' => $vector_id,
7768 - 'role_restriction' => $highest_role,
7769 - 'updated_at' => current_time('mysql')
7770 - ),
7771 - array('%s', '%s', '%s')
7772 - );
7773 - } else {
7774 - // Update WordPress DB
7775 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
7776 -
7777 - $wpdb->update(
7778 - $table_name,
7779 - array('role_restriction' => $highest_role),
7780 - array('source_url' => $source_url),
7781 - array('%s'),
7782 - array('%s')
7783 - );
7784 - }
7785 -}
7786 -
7787 -
7788 - // ========================================
7789 - // HELPER METHODS
7790 - // ========================================
7791 -
7792 - /**
7793 - * Check if user has required permissions for content processing
7794 - */
7795 - private function mxchat_check_user_permissions() {
7796 - if (!current_user_can('manage_options')) {
7797 - wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
7798 - }
7799 - }
7800 -
7801 - /**
7802 - * Validate nonce for security
7803 - */
7804 - private function mxchat_validate_nonce($nonce_name, $nonce_action) {
7805 - if (!isset($_POST[$nonce_name]) || !wp_verify_nonce($_POST[$nonce_name], $nonce_action)) {
7806 - wp_die(esc_html__('Security check failed.', 'mxchat'));
7807 - }
7808 - }
7809 -
7810 - /**
7811 - * Get embedding API credentials
7812 - */
7813 - private function mxchat_get_embedding_credentials() {
7814 - $embedding_model = $this->options['embedding_model'] ?? 'text-embedding-ada-002';
7815 -
7816 - if (strpos($embedding_model, 'text-embedding-') !== false) {
7817 - return array(
7818 - 'type' => 'openai',
7819 - 'api_key' => $this->options['api_key'] ?? ''
7820 - );
7821 - } elseif (strpos($embedding_model, 'voyage-') !== false) {
7822 - return array(
7823 - 'type' => 'voyage',
7824 - 'api_key' => $this->options['voyage_api_key'] ?? ''
7825 - );
7826 - } elseif (strpos($embedding_model, 'gemini-embedding-') !== false) {
7827 - return array(
7828 - 'type' => 'gemini',
7829 - 'api_key' => $this->options['gemini_api_key'] ?? ''
7830 - );
7831 - }
7832 -
7833 - return array('type' => 'unknown', 'api_key' => '');
7834 - }
7835 -
7836 - /**
7837 - * Log processing errors
7838 - */
7839 - private function mxchat_log_processing_error($operation, $error_message) {
7840 - //error_log("MxChat Knowledge Processing {$operation} Error: " . $error_message);
7841 - }
7842 -
7843 - /**
7844 - * Set admin notice transient
7845 - */
7846 - private function mxchat_set_admin_notice($type, $message) {
7847 - set_transient("mxchat_admin_notice_{$type}", $message, 30);
7848 - }
7849 -
7850 - /**
7851 - * Get Pinecone manager instance for vector operations
7852 - */
7853 - private function mxchat_get_pinecone_manager() {
7854 - return MxChat_Pinecone_Manager::get_instance();
7855 - }
7856 -
7857 -
7858 - // ========================================
7859 -// DATABASE QUEUE TABLE MANAGEMENT
7860 -// ========================================
7861 -
7862 -/**
7863 - * Create queue table on plugin activation
7864 - * Call this from your plugin activation hook
7865 - */
7866 -public function mxchat_create_queue_table() {
7867 - global $wpdb;
7868 -
7869 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7870 - $charset_collate = $wpdb->get_charset_collate();
7871 -
7872 - $sql = "CREATE TABLE IF NOT EXISTS $table_name (
7873 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
7874 - queue_id varchar(64) NOT NULL,
7875 - item_type varchar(20) NOT NULL,
7876 - item_data longtext NOT NULL,
7877 - status varchar(20) NOT NULL DEFAULT 'pending',
7878 - bot_id varchar(50) NOT NULL DEFAULT 'default',
7879 - priority int(11) NOT NULL DEFAULT 0,
7880 - attempts int(11) NOT NULL DEFAULT 0,
7881 - max_attempts int(11) NOT NULL DEFAULT 3,
7882 - error_message text DEFAULT NULL,
7883 - created_at datetime NOT NULL,
7884 - started_at datetime DEFAULT NULL,
7885 - completed_at datetime DEFAULT NULL,
7886 - PRIMARY KEY (id),
7887 - KEY queue_id (queue_id),
7888 - KEY status (status),
7889 - KEY item_type (item_type),
7890 - KEY priority (priority)
7891 - ) $charset_collate;";
7892 -
7893 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
7894 - dbDelta($sql);
7895 -
7896 - // Also create a meta table for queue metadata
7897 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
7898 -
7899 - $meta_sql = "CREATE TABLE IF NOT EXISTS $meta_table (
7900 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
7901 - queue_id varchar(64) NOT NULL,
7902 - meta_key varchar(255) NOT NULL,
7903 - meta_value longtext,
7904 - PRIMARY KEY (id),
7905 - KEY queue_id (queue_id),
7906 - KEY meta_key (meta_key)
7907 - ) $charset_collate;";
7908 -
7909 - dbDelta($meta_sql);
7910 -}
7911 -
7912 -/**
7913 - * Add items to the processing queue
7914 - *
7915 - * @param string $queue_id Unique identifier for this queue batch
7916 - * @param string $item_type Type of item (url, pdf_page)
7917 - * @param array $items Array of items to queue
7918 - * @param string $bot_id Bot ID for processing
7919 - * @return int Number of items queued
7920 - */
7921 -private function mxchat_add_to_queue($queue_id, $item_type, $items, $bot_id = 'default') {
7922 - global $wpdb;
7923 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7924 -
7925 - $queued_count = 0;
7926 - $priority = 0;
7927 -
7928 - foreach ($items as $item) {
7929 - $result = $wpdb->insert(
7930 - $table_name,
7931 - array(
7932 - 'queue_id' => $queue_id,
7933 - 'item_type' => $item_type,
7934 - 'item_data' => wp_json_encode($item),
7935 - 'status' => 'pending',
7936 - 'bot_id' => $bot_id,
7937 - 'priority' => $priority,
7938 - 'attempts' => 0,
7939 - 'max_attempts' => 3,
7940 - 'created_at' => current_time('mysql')
7941 - ),
7942 - array('%s', '%s', '%s', '%s', '%s', '%d', '%d', '%d', '%s')
7943 - );
7944 -
7945 - if ($result) {
7946 - $queued_count++;
7947 - }
7948 -
7949 - $priority++; // Process in order
7950 - }
7951 -
7952 - return $queued_count;
7953 -}
7954 -
7955 -/**
7956 - * Store queue metadata (total counts, source URL, etc.)
7957 - */
7958 -private function mxchat_set_queue_meta($queue_id, $meta_key, $meta_value) {
7959 - global $wpdb;
7960 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
7961 -
7962 - // Check if meta exists
7963 - $existing = $wpdb->get_var($wpdb->prepare(
7964 - "SELECT id FROM $meta_table WHERE queue_id = %s AND meta_key = %s",
7965 - $queue_id,
7966 - $meta_key
7967 - ));
7968 -
7969 - if ($existing) {
7970 - // Update
7971 - $wpdb->update(
7972 - $meta_table,
7973 - array('meta_value' => maybe_serialize($meta_value)),
7974 - array('queue_id' => $queue_id, 'meta_key' => $meta_key),
7975 - array('%s'),
7976 - array('%s', '%s')
7977 - );
7978 - } else {
7979 - // Insert
7980 - $wpdb->insert(
7981 - $meta_table,
7982 - array(
7983 - 'queue_id' => $queue_id,
7984 - 'meta_key' => $meta_key,
7985 - 'meta_value' => maybe_serialize($meta_value)
7986 - ),
7987 - array('%s', '%s', '%s')
7988 - );
7989 - }
7990 -}
7991 -
7992 -/**
7993 - * Get queue metadata
7994 - */
7995 -private function mxchat_get_queue_meta($queue_id, $meta_key) {
7996 - global $wpdb;
7997 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
7998 -
7999 - $value = $wpdb->get_var($wpdb->prepare(
8000 - "SELECT meta_value FROM $meta_table WHERE queue_id = %s AND meta_key = %s",
8001 - $queue_id,
8002 - $meta_key
8003 - ));
8004 -
8005 - return maybe_unserialize($value);
8006 -}
8007 -
8008 -// ========================================
8009 -// AJAX QUEUE PROCESSING HANDLERS
8010 -// ========================================
8011 -
8012 -/**
8013 - * AJAX: Get next item from queue to process
8014 - */
8015 -public function ajax_mxchat_get_next_queue_item() {
8016 - // Verify nonce and permissions
8017 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8018 -
8019 - if (!current_user_can('manage_options')) {
8020 - wp_send_json_error('Unauthorized access');
8021 - }
8022 -
8023 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8024 -
8025 - if (empty($queue_id)) {
8026 - wp_send_json_error('Missing queue ID');
8027 - }
8028 -
8029 - global $wpdb;
8030 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
8031 -
8032 - // Get next pending item with retry logic for failed items
8033 - $next_item = $wpdb->get_row($wpdb->prepare(
8034 - "SELECT * FROM $table_name
8035 - WHERE queue_id = %s
8036 - AND status IN ('pending', 'failed')
8037 - AND attempts < max_attempts
8038 - ORDER BY priority ASC, id ASC
8039 - LIMIT 1",
8040 - $queue_id
8041 - ));
8042 -
8043 - if (!$next_item) {
8044 - // No more items - queue complete
8045 - wp_send_json_success(array(
8046 - 'complete' => true,
8047 - 'message' => 'Queue processing complete'
8048 - ));
8049 - }
8050 -
8051 - // Mark item as processing
8052 - $wpdb->update(
8053 - $table_name,
8054 - array(
8055 - 'status' => 'processing',
8056 - 'started_at' => current_time('mysql'),
8057 - 'attempts' => $next_item->attempts + 1
8058 - ),
8059 - array('id' => $next_item->id),
8060 - array('%s', '%s', '%d'),
8061 - array('%d')
8062 - );
8063 -
8064 - wp_send_json_success(array(
8065 - 'complete' => false,
8066 - 'item' => array(
8067 - 'id' => $next_item->id,
8068 - 'type' => $next_item->item_type,
8069 - 'data' => json_decode($next_item->item_data, true),
8070 - 'bot_id' => $next_item->bot_id,
8071 - 'attempt' => $next_item->attempts + 1
8072 - )
8073 - ));
8074 -}
8075 -
8076 -/**
8077 - * AJAX: Process a single queue item
8078 - */
8079 -public function ajax_mxchat_process_queue_item() {
8080 - // Verify nonce and permissions
8081 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8082 -
8083 - if (!current_user_can('manage_options')) {
8084 - wp_send_json_error('Unauthorized access');
8085 - }
8086 -
8087 - $item_id = isset($_POST['item_id']) ? absint($_POST['item_id']) : 0;
8088 - $item_type = isset($_POST['item_type']) ? sanitize_text_field($_POST['item_type']) : '';
8089 - $item_data = isset($_POST['item_data']) ? $_POST['item_data'] : array();
8090 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
8091 -
8092 - if (empty($item_id) || empty($item_type)) {
8093 - wp_send_json_error('Missing item data');
8094 - }
8095 -
8096 - global $wpdb;
8097 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
8098 -
8099 - // Process based on item type
8100 - try {
8101 - set_time_limit(60); // Give processing 60 seconds
8102 -
8103 - $result = false;
8104 - $error_message = '';
8105 -
8106 - // Read item directly from DB to get queue_id and preserve special chars in item_data
8107 - // (POST round-trip through JS mangles characters like apostrophes in URLs)
8108 - $db_item = $wpdb->get_row($wpdb->prepare(
8109 - "SELECT queue_id, item_data FROM $table_name WHERE id = %d",
8110 - $item_id
8111 - ));
8112 - $item_queue_id = $db_item ? $db_item->queue_id : '';
8113 - if ($db_item && !empty($db_item->item_data)) {
8114 - $db_data = json_decode($db_item->item_data, true);
8115 - if (is_array($db_data)) {
8116 - $item_data = $db_data;
8117 - }
8118 - }
8119 -
8120 - switch ($item_type) {
8121 - case 'url':
8122 - $result = $this->mxchat_process_queue_url($item_data, $bot_id, $item_queue_id);
8123 - break;
8124 -
8125 - case 'pdf_page':
8126 - $result = $this->mxchat_process_queue_pdf_page($item_data, $bot_id);
8127 - break;
8128 -
8129 - default:
8130 - throw new Exception('Unknown item type: ' . $item_type);
8131 - }
8132 -
8133 - if (is_wp_error($result)) {
8134 - $error_code = $result->get_error_code();
8135 - // Content errors (empty page, sanitization) are permanent — retrying won't help
8136 - $permanent_codes = array('empty_page', 'empty_after_sanitization', 'no_api_key', 'page_not_found');
8137 - if (in_array($error_code, $permanent_codes)) {
8138 - // Mark as permanently failed — set attempts = max_attempts so it won't be retried
8139 - $current_item = $wpdb->get_row($wpdb->prepare(
8140 - "SELECT max_attempts FROM $table_name WHERE id = %d", $item_id
8141 - ));
8142 - $wpdb->update(
8143 - $table_name,
8144 - array(
8145 - 'status' => 'failed',
8146 - 'error_message' => $result->get_error_message(),
8147 - 'attempts' => $current_item ? $current_item->max_attempts : 3
8148 - ),
8149 - array('id' => $item_id),
8150 - array('%s', '%s', '%d'),
8151 - array('%d')
8152 - );
8153 - wp_send_json_error(array(
8154 - 'message' => $result->get_error_message(),
8155 - 'permanent_failure' => true,
8156 - 'item_id' => $item_id
8157 - ));
8158 - return;
8159 - }
8160 - throw new Exception($result->get_error_message());
8161 - }
8162 -
8163 - if ($result === false) {
8164 - throw new Exception('Processing returned false - item may be empty or invalid');
8165 - }
8166 -
8167 - // Mark as completed
8168 - $wpdb->update(
8169 - $table_name,
8170 - array(
8171 - 'status' => 'completed',
8172 - 'completed_at' => current_time('mysql'),
8173 - 'error_message' => null
8174 - ),
8175 - array('id' => $item_id),
8176 - array('%s', '%s', '%s'),
8177 - array('%d')
8178 - );
8179 -
8180 - wp_send_json_success(array(
8181 - 'processed' => true,
8182 - 'item_id' => $item_id,
8183 - 'message' => 'Item processed successfully'
8184 - ));
8185 -
8186 - } catch (Exception $e) {
8187 - $error_message = $e->getMessage();
8188 -
8189 - // Get current attempt count
8190 - $item = $wpdb->get_row($wpdb->prepare(
8191 - "SELECT attempts, max_attempts FROM $table_name WHERE id = %d",
8192 - $item_id
8193 - ));
8194 -
8195 - // Check if we've exhausted retries
8196 - if ($item && $item->attempts >= $item->max_attempts) {
8197 - // Permanently failed
8198 - $wpdb->update(
8199 - $table_name,
8200 - array(
8201 - 'status' => 'failed',
8202 - 'error_message' => $error_message
8203 - ),
8204 - array('id' => $item_id),
8205 - array('%s', '%s'),
8206 - array('%d')
8207 - );
8208 -
8209 - wp_send_json_error(array(
8210 - 'message' => 'Item failed after maximum attempts: ' . $error_message,
8211 - 'permanent_failure' => true,
8212 - 'item_id' => $item_id
8213 - ));
8214 - } else {
8215 - // Mark for retry
8216 - $wpdb->update(
8217 - $table_name,
8218 - array(
8219 - 'status' => 'failed',
8220 - 'error_message' => $error_message
8221 - ),
8222 - array('id' => $item_id),
8223 - array('%s', '%s'),
8224 - array('%d')
8225 - );
8226 -
8227 - wp_send_json_error(array(
8228 - 'message' => 'Item processing failed, will retry: ' . $error_message,
8229 - 'can_retry' => true,
8230 - 'item_id' => $item_id,
8231 - 'attempts' => $item ? $item->attempts : 0
8232 - ));
8233 - }
8234 - }
8235 -}
8236 -
8237 -/**
8238 - * Process a URL from the queue
8239 - */
8240 -private function mxchat_process_queue_url($item_data, $bot_id = 'default', $queue_id = '') {
8241 - $url = isset($item_data['url']) ? $item_data['url'] : '';
8242 -
8243 - if (empty($url)) {
8244 - return new WP_Error('invalid_url', 'URL is empty');
8245 - }
8246 -
8247 - // Get bot-specific embedding decision early (needed for both paths) —
8248 - // custom-provider-aware (plan cbd5fd). Error code preserved.
8249 - $bot_options = $this->get_bot_options($bot_id);
8250 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
8251 -
8252 - $preflight = MxChat_Utils::embedding_preflight($options);
8253 - if (!$preflight['ok']) {
8254 - return new WP_Error('no_api_key', $preflight['reason'] . ' (bot: ' . $bot_id . ')');
8255 - }
8256 - $api_key = $preflight['api_key'];
8257 -
8258 - // Check if this is a WooCommerce product URL and WooCommerce is active
8259 - $is_product_url = (strpos($url, '/product/') !== false || strpos($url, '/shop/') !== false);
8260 - $content_type = $is_product_url ? 'product' : 'url';
8261 -
8262 - // Try to get WooCommerce product data if it's a product URL
8263 - if ($is_product_url && class_exists('WooCommerce')) {
8264 - $product_content = $this->mxchat_extract_woocommerce_product_content($url);
8265 -
8266 - if (!empty($product_content)) {
8267 - // Successfully extracted WooCommerce product data with pricing
8268 - $result = MxChat_Utils::submit_content_to_db(
8269 - $product_content,
8270 - $url,
8271 - $api_key,
8272 - null,
8273 - $bot_id,
8274 - 'product'
8275 - );
8276 - return $result;
8277 - }
8278 - // If WooCommerce extraction failed, fall through to HTML extraction
8279 - }
8280 -
8281 - // Fetch URL content (fallback for non-products or when WooCommerce extraction fails)
8282 - $is_likely_pdf = (strtolower(pathinfo(parse_url($url, PHP_URL_PATH) ?: '', PATHINFO_EXTENSION)) === 'pdf');
8283 - $response = wp_remote_get($url, array(
8284 - 'timeout' => $is_likely_pdf ? 120 : 30,
8285 - 'redirection' => 5,
8286 - 'user-agent' => mxchat_ingest_user_agent(),
8287 - ));
8288 -
8289 - if (is_wp_error($response)) {
8290 - return $response;
8291 - }
8292 -
8293 - $response_code = wp_remote_retrieve_response_code($response);
8294 - if ($response_code !== 200) {
8295 - return new WP_Error('http_error', 'HTTP ' . $response_code . ' error for: ' . $url);
8296 - }
8297 -
8298 - // Check if URL is a PDF — expand into per-page queue items using the standard PDF pipeline
8299 - if ($this->mxchat_is_pdf_url($url, $response)) {
8300 - return $this->mxchat_expand_pdf_to_queue($url, $response, $bot_id, $queue_id);
8301 - }
8302 -
8303 - $html = wp_remote_retrieve_body($response);
8304 -
8305 - if (empty($html)) {
8306 - return new WP_Error('empty_response', 'Empty response body');
8307 - }
8308 -
8309 - // Extract and sanitize content
8310 - $content = $this->mxchat_extract_main_content($html);
8311 - $sanitized = $this->mxchat_sanitize_content_for_api($content);
8312 -
8313 - if (empty($sanitized)) {
8314 - // Not an error - just no content found (maybe a redirect or empty page)
8315 - return false;
8316 - }
8317 -
8318 - // Submit to database with content_type
8319 - $result = MxChat_Utils::submit_content_to_db(
8320 - $sanitized,
8321 - $url,
8322 - $api_key,
8323 - null,
8324 - $bot_id,
8325 - $content_type
8326 - );
8327 -
8328 - return $result;
8329 -}
8330 -
8331 -/**
8332 - * Expand a PDF URL into per-page queue items using the standard PDF pipeline.
8333 - * Called when a sitemap URL turns out to be a PDF — downloads, parses page count,
8334 - * and adds pdf_page items to the same queue so they process with full progress tracking.
8335 - */
8336 -private function mxchat_expand_pdf_to_queue($pdf_url, $response, $bot_id = 'default', $queue_id = '') {
8337 - set_time_limit(120); // PDFs need extra time for download + parsing
8338 -
8339 - $upload_dir = wp_upload_dir();
8340 - $pdf_filename = sanitize_file_name('mxchat_kb_' . md5($pdf_url) . '.pdf');
8341 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
8342 -
8343 - $response_body = wp_remote_retrieve_body($response);
8344 - if (empty($response_body)) {
8345 - return new WP_Error('empty_pdf', 'Empty PDF response for: ' . $pdf_url);
8346 - }
8347 -
8348 - if (!wp_mkdir_p(dirname($pdf_path))) {
8349 - return new WP_Error('dir_error', 'Failed to create upload directory');
8350 - }
8351 -
8352 - file_put_contents($pdf_path, $response_body);
8353 -
8354 - if (!file_exists($pdf_path)) {
8355 - return new WP_Error('save_error', 'Failed to save PDF file');
8356 - }
8357 -
8358 - try {
8359 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
8360 -
8361 - if ($total_pages === false || $total_pages < 1) {
8362 - wp_delete_file($pdf_path);
8363 - return new WP_Error('no_pages', 'PDF has no pages: ' . $pdf_url);
8364 - }
8365 -
8366 - // Build per-page items identical to mxchat_handle_pdf_for_knowledge_base
8367 - $pages = array();
8368 - for ($i = 1; $i <= $total_pages; $i++) {
8369 - $pages[] = array(
8370 - 'pdf_path' => $pdf_path,
8371 - 'pdf_url' => $pdf_url,
8372 - 'page_number' => $i,
8373 - 'total_pages' => $total_pages
8374 - );
8375 - }
8376 -
8377 - // Add pdf_page items to the SAME queue so the JS picks them up automatically
8378 - if (!empty($queue_id)) {
8379 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
8380 - } else {
8381 - // Fallback: create a new PDF queue (shouldn't happen in sitemap flow)
8382 - $new_queue_id = 'pdf_' . md5($pdf_url . time());
8383 - $queued_count = $this->mxchat_add_to_queue($new_queue_id, 'pdf_page', $pages, $bot_id);
8384 - $this->mxchat_set_queue_meta($new_queue_id, 'source_url', $pdf_url);
8385 - $this->mxchat_set_queue_meta($new_queue_id, 'queue_type', 'pdf');
8386 - $this->mxchat_set_queue_meta($new_queue_id, 'total_items', $total_pages);
8387 - $this->mxchat_set_queue_meta($new_queue_id, 'bot_id', $bot_id);
8388 - $this->mxchat_set_queue_meta($new_queue_id, 'pdf_path', $pdf_path);
8389 - $this->mxchat_set_queue_meta($new_queue_id, 'created_at', current_time('mysql'));
8390 - }
8391 -
8392 - if ($queued_count === 0) {
8393 - wp_delete_file($pdf_path);
8394 - return new WP_Error('queue_error', 'Failed to add PDF pages to queue');
8395 - }
8396 -
8397 - // Return true so the original URL item is marked complete
8398 - // The new pdf_page items will be processed in subsequent batches
8399 - return true;
8400 -
8401 - } catch (Exception $e) {
8402 - if (file_exists($pdf_path)) {
8403 - wp_delete_file($pdf_path);
8404 - }
8405 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
8406 - }
8407 -}
8408 -
8409 -/**
8410 - * Legacy: Process a PDF URL inline during sitemap queue processing.
8411 - * @deprecated Use mxchat_expand_pdf_to_queue instead — kept for reference only.
8412 - */
8413 -private function mxchat_process_pdf_url_inline($pdf_url, $response, $api_key, $bot_id = 'default') {
8414 - set_time_limit(120); // PDFs need more time — downloading + parsing all pages
8415 -
8416 - $upload_dir = wp_upload_dir();
8417 - $pdf_filename = sanitize_file_name('mxchat_kb_' . md5($pdf_url) . '.pdf');
8418 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
8419 -
8420 - $response_body = wp_remote_retrieve_body($response);
8421 - if (empty($response_body)) {
8422 - return new WP_Error('empty_pdf', 'Empty PDF response');
8423 - }
8424 -
8425 - if (!wp_mkdir_p(dirname($pdf_path))) {
8426 - return new WP_Error('dir_error', 'Failed to create upload directory');
8427 - }
8428 -
8429 - file_put_contents($pdf_path, $response_body);
8430 -
8431 - if (!file_exists($pdf_path)) {
8432 - return new WP_Error('save_error', 'Failed to save PDF file');
8433 - }
8434 -
8435 - try {
8436 - mxchat_load_pdf_parser();
8437 - $parser = new \Smalot\PdfParser\Parser();
8438 - $pdf = $parser->parseFile($pdf_path);
8439 - $pages = $pdf->getPages();
8440 - $total_pages = count($pages);
8441 -
8442 - if ($total_pages < 1) {
8443 - wp_delete_file($pdf_path);
8444 - return new WP_Error('no_pages', 'PDF has no pages');
8445 - }
8446 -
8447 - $processed = 0;
8448 - $skipped_pages = array();
8449 -
8450 - for ($i = 0; $i < $total_pages; $i++) {
8451 - $page_num = $i + 1;
8452 - $text = $pages[$i]->getText();
8453 - if (empty($text)) {
8454 - $skipped_pages[] = 'Page ' . $page_num . ': No text could be extracted — page may contain only images, links, or non-standard encoding';
8455 - continue;
8456 - }
8457 -
8458 - $sanitized = $this->mxchat_sanitize_content_for_api($text);
8459 - if (empty($sanitized)) {
8460 - $skipped_pages[] = 'Page ' . $page_num . ': Text was extracted but contained only special characters, control codes, or unsupported content';
8461 - continue;
8462 - }
8463 -
8464 - $metadata = array(
8465 - 'document_type' => 'pdf',
8466 - 'total_pages' => $total_pages,
8467 - 'current_page' => $page_num,
8468 - 'source_url' => $pdf_url,
8469 - );
8470 -
8471 - $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized;
8472 - $page_url = esc_url($pdf_url . '#page=' . $page_num);
8473 -
8474 - MxChat_Utils::submit_content_to_db(
8475 - $content_with_metadata,
8476 - $page_url,
8477 - $api_key,
8478 - null,
8479 - $bot_id,
8480 - 'pdf'
8481 - );
8482 -
8483 - $processed++;
8484 - }
8485 -
8486 - // Clean up the temp PDF file
8487 - wp_delete_file($pdf_path);
8488 -
8489 - if (!empty($skipped_pages)) {
8490 - error_log('MxChat PDF: Skipped ' . count($skipped_pages) . ' of ' . $total_pages . ' pages: ' . implode('; ', $skipped_pages));
8491 - }
8492 -
8493 - return $processed > 0 ? true : false;
8494 -
8495 - } catch (Exception $e) {
8496 - if (file_exists($pdf_path)) {
8497 - wp_delete_file($pdf_path);
8498 - }
8499 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
8500 - }
8501 -}
8502 -
8503 -/**
8504 - * Extract WooCommerce product content including pricing
8505 - *
8506 - * @param string $url The product URL
8507 - * @return string|false Product content with pricing, or false if not found
8508 - */
8509 -private function mxchat_extract_woocommerce_product_content($url) {
8510 - // Try to get product ID from URL
8511 - $product_id = url_to_postid($url);
8512 -
8513 - // If url_to_postid fails, try to extract from URL pattern
8514 - if (!$product_id) {
8515 - $product_slug = '';
8516 -
8517 - // Handle pretty permalinks: /product/product-name/
8518 - if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
8519 - $product_slug = $matches[1];
8520 - }
8521 -
8522 - if (!empty($product_slug)) {
8523 - $product_post = get_page_by_path($product_slug, OBJECT, 'product');
8524 - if ($product_post) {
8525 - $product_id = $product_post->ID;
8526 - }
8527 - }
8528 - }
8529 -
8530 - if (!$product_id) {
8531 - return false;
8532 - }
8533 -
8534 - // Get WooCommerce product object
8535 - $product = wc_get_product($product_id);
8536 -
8537 - if (!$product) {
8538 - return false;
8539 - }
8540 -
8541 - // Build product content with pricing (similar to mxchat_store_product_embedding)
8542 - $title = $product->get_name();
8543 - $description = $product->get_description();
8544 - $short_description = $product->get_short_description();
8545 - $sku = $product->get_sku();
8546 -
8547 - // Get pricing information
8548 - $regular_price = $product->get_regular_price();
8549 - $sale_price = $product->get_sale_price();
8550 - $price = $product->get_price(); // Current active price
8551 -
8552 - // Get currency symbol
8553 - $currency_symbol = get_woocommerce_currency_symbol();
8554 -
8555 - // Format content
8556 - $content = $title . "\n\n";
8557 -
8558 - if (!empty($short_description)) {
8559 - $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
8560 - }
8561 -
8562 - if (!empty($description)) {
8563 - $content .= wp_strip_all_tags($description) . "\n\n";
8564 - }
8565 -
8566 - // Add pricing information
8567 - if (!empty($regular_price)) {
8568 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
8569 - } elseif (!empty($price)) {
8570 - $content .= "Price: " . $currency_symbol . $price . "\n";
8571 - }
8572 -
8573 - if (!empty($sale_price) && $sale_price !== $regular_price) {
8574 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
8575 - }
8576 -
8577 - // Handle variable products - show price range
8578 - if ($product->is_type('variable')) {
8579 - $min_price = $product->get_variation_price('min');
8580 - $max_price = $product->get_variation_price('max');
8581 - if ($min_price !== $max_price) {
8582 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
8583 - }
8584 - }
8585 -
8586 - if (!empty($sku)) {
8587 - $content .= "SKU: " . $sku . "\n";
8588 - }
8589 -
8590 - // Get product categories
8591 - $categories = wp_get_post_terms($product_id, 'product_cat', array('fields' => 'names'));
8592 - if (!empty($categories) && !is_wp_error($categories)) {
8593 - $content .= "Categories: " . implode(', ', $categories) . "\n";
8594 - }
8595 -
8596 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
8597 - $custom_tabs = get_post_meta($product_id, 'yikes_woo_products_tabs', true);
8598 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
8599 - foreach ($custom_tabs as $tab) {
8600 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
8601 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
8602 -
8603 - if (!empty($tab_title) && !empty($tab_content)) {
8604 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
8605 - }
8606 - }
8607 - }
8608 -
8609 - // Also check for reusable/saved tabs applied to this product
8610 - $applied_saved_tabs = get_post_meta($product_id, 'yikes_woo_reusable_products_tabs_applied', true);
8611 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
8612 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
8613 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
8614 - foreach ($applied_saved_tabs as $saved_tab_id) {
8615 - if (isset($saved_tabs[$saved_tab_id])) {
8616 - $tab = $saved_tabs[$saved_tab_id];
8617 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
8618 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
8619 -
8620 - if (!empty($tab_title) && !empty($tab_content)) {
8621 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
8622 - }
8623 - }
8624 - }
8625 - }
8626 - }
8627 -
8628 - return $this->mxchat_sanitize_content_for_api($content);
8629 -}
8630 -
8631 -/**
8632 - * Process a PDF page from the queue
8633 - */
8634 -private function mxchat_process_queue_pdf_page($item_data, $bot_id = 'default') {
8635 - $pdf_path = isset($item_data['pdf_path']) ? $item_data['pdf_path'] : '';
8636 - $pdf_url = isset($item_data['pdf_url']) ? $item_data['pdf_url'] : '';
8637 - $page_number = isset($item_data['page_number']) ? absint($item_data['page_number']) : 0;
8638 - $total_pages = isset($item_data['total_pages']) ? absint($item_data['total_pages']) : 0;
8639 -
8640 - if (empty($pdf_path) || !file_exists($pdf_path)) {
8641 - return new WP_Error('pdf_not_found', 'PDF file not found: ' . $pdf_path);
8642 - }
8643 -
8644 - if ($page_number < 1) {
8645 - return new WP_Error('invalid_page', 'Invalid page number');
8646 - }
8647 -
8648 - try {
8649 - mxchat_load_pdf_parser();
8650 - $parser = new \Smalot\PdfParser\Parser();
8651 - $pdf = $parser->parseFile($pdf_path);
8652 - $pages = $pdf->getPages();
8653 -
8654 - if (!isset($pages[$page_number - 1])) {
8655 - return new WP_Error('page_not_found', 'Page ' . $page_number . ' not found in PDF');
8656 - }
8657 -
8658 - $text = $pages[$page_number - 1]->getText();
8659 -
8660 - if (empty($text)) {
8661 - return new WP_Error('empty_page', 'Page ' . $page_number . ': No text could be extracted — page may contain only images, links, or non-standard encoding');
8662 - }
8663 -
8664 - $sanitized = $this->mxchat_sanitize_content_for_api($text);
8665 -
8666 - if (empty($sanitized)) {
8667 - return new WP_Error('empty_after_sanitization', 'Page ' . $page_number . ': Text was extracted but contained only special characters, control codes, or unsupported content that was removed during cleanup');
8668 - }
8669 -
8670 - // Create metadata
8671 - $metadata = array(
8672 - 'document_type' => 'pdf',
8673 - 'total_pages' => $total_pages,
8674 - 'current_page' => $page_number,
8675 - 'source_url' => $pdf_url
8676 - );
8677 -
8678 - $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized;
8679 - $page_url = esc_url($pdf_url . "#page=" . $page_number);
8680 -
8681 - // Get bot-specific embedding decision — custom-provider-aware
8682 - // (plan cbd5fd). Error code preserved.
8683 - $bot_options = $this->get_bot_options($bot_id);
8684 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
8685 -
8686 - $preflight = MxChat_Utils::embedding_preflight($options);
8687 - if (!$preflight['ok']) {
8688 - return new WP_Error('no_api_key', $preflight['reason'] . ' (bot: ' . $bot_id . ')');
8689 - }
8690 - $api_key = $preflight['api_key'];
8691 -
8692 - // Submit to database - UPDATED 2.5.6: Added content_type 'pdf'
8693 - $result = MxChat_Utils::submit_content_to_db(
8694 - $content_with_metadata,
8695 - $page_url,
8696 - $api_key,
8697 - null,
8698 - $bot_id,
8699 - 'pdf'
8700 - );
8701 -
8702 - return $result;
8703 -
8704 - } catch (Exception $e) {
8705 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
8706 - }
8707 -}
8708 -
8709 -/**
8710 - * AJAX: Get queue processing status
8711 - */
8712 -public function ajax_mxchat_get_queue_status() {
8713 - // Verify nonce and permissions
8714 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8715 -
8716 - if (!current_user_can('manage_options')) {
8717 - wp_send_json_error('Unauthorized access');
8718 - }
8719 -
8720 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8721 -
8722 - if (empty($queue_id)) {
8723 - wp_send_json_error('Missing queue ID');
8724 - }
8725 -
8726 - global $wpdb;
8727 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
8728 -
8729 - // Get counts by status
8730 - $counts = $wpdb->get_results($wpdb->prepare(
8731 - "SELECT status, COUNT(*) as count
8732 - FROM $table_name
8733 - WHERE queue_id = %s
8734 - GROUP BY status",
8735 - $queue_id
8736 - ), OBJECT_K);
8737 -
8738 - $total = 0;
8739 - $completed = 0;
8740 - $failed = 0;
8741 - $processing = 0;
8742 - $pending = 0;
8743 -
8744 - foreach ($counts as $status => $data) {
8745 - $count = absint($data->count);
8746 - $total += $count;
8747 -
8748 - switch ($status) {
8749 - case 'completed':
8750 - $completed = $count;
8751 - break;
8752 - case 'failed':
8753 - $failed = $count;
8754 - break;
8755 - case 'processing':
8756 - $processing = $count;
8757 - break;
8758 - case 'pending':
8759 - $pending = $count;
8760 - break;
8761 - }
8762 - }
8763 -
8764 - // Calculate percentage
8765 - $percentage = $total > 0 ? round((($completed + $failed) / $total) * 100) : 0;
8766 -
8767 - // Get failed items details (include all failed items, not just those that exhausted retries)
8768 - $failed_items = array();
8769 - if ($failed > 0) {
8770 - $failed_items = $wpdb->get_results($wpdb->prepare(
8771 - "SELECT item_type, item_data, error_message, attempts
8772 - FROM $table_name
8773 - WHERE queue_id = %s
8774 - AND status = 'failed'
8775 - ORDER BY id DESC
8776 - LIMIT 50",
8777 - $queue_id
8778 - ));
8779 - }
8780 -
8781 - // Get queue metadata
8782 - $source_url = $this->mxchat_get_queue_meta($queue_id, 'source_url');
8783 - $queue_type = $this->mxchat_get_queue_meta($queue_id, 'queue_type');
8784 -
8785 - // Determine if queue is complete
8786 - $is_complete = ($pending === 0 && $processing === 0);
8787 -
8788 - wp_send_json_success(array(
8789 - 'queue_id' => $queue_id,
8790 - 'queue_type' => $queue_type,
8791 - 'source_url' => $source_url,
8792 - 'total' => $total,
8793 - 'completed' => $completed,
8794 - 'failed' => $failed,
8795 - 'processing' => $processing,
8796 - 'pending' => $pending,
8797 - 'percentage' => $percentage,
8798 - 'is_complete' => $is_complete,
8799 - 'failed_items' => $failed_items,
8800 - 'status' => $is_complete ? 'complete' : 'processing'
8801 - ));
8802 -}
8803 -
8804 -/**
8805 - * AJAX: Clear completed queue
8806 - */
8807 -public function ajax_mxchat_clear_queue() {
8808 - // Verify nonce and permissions
8809 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8810 -
8811 - if (!current_user_can('manage_options')) {
8812 - wp_send_json_error('Unauthorized access');
8813 - }
8814 -
8815 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8816 -
8817 - if (empty($queue_id)) {
8818 - wp_send_json_error('Missing queue ID');
8819 - }
8820 -
8821 - global $wpdb;
8822 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
8823 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
8824 -
8825 - // Delete queue items
8826 - $wpdb->delete(
8827 - $table_name,
8828 - array('queue_id' => $queue_id),
8829 - array('%s')
8830 - );
8831 -
8832 - // Delete queue metadata
8833 - $wpdb->delete(
8834 - $meta_table,
8835 - array('queue_id' => $queue_id),
8836 - array('%s')
8837 - );
8838 -
8839 - wp_send_json_success(array(
8840 - 'message' => 'Queue cleared successfully'
8841 - ));
8842 -}
8843 -
8844 -/**
8845 - * AJAX: Retry failed items in queue
8846 - */
8847 -public function ajax_mxchat_retry_failed() {
8848 - // Verify nonce and permissions
8849 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8850 -
8851 - if (!current_user_can('manage_options')) {
8852 - wp_send_json_error('Unauthorized access');
8853 - }
8854 -
8855 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8856 -
8857 - if (empty($queue_id)) {
8858 - wp_send_json_error('Missing queue ID');
8859 - }
8860 -
8861 - global $wpdb;
8862 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
8863 -
8864 - // Reset failed items to pending and reset attempt count
8865 - $updated = $wpdb->update(
8866 - $table_name,
8867 - array(
8868 - 'status' => 'pending',
8869 - 'attempts' => 0,
8870 - 'error_message' => null
8871 - ),
8872 - array(
8873 - 'queue_id' => $queue_id,
8874 - 'status' => 'failed'
8875 - ),
8876 - array('%s', '%d', '%s'),
8877 - array('%s', '%s')
8878 - );
8879 -
8880 - wp_send_json_success(array(
8881 - 'message' => 'Reset ' . $updated . ' failed items for retry',
8882 - 'reset_count' => $updated
8883 - ));
8884 -}
8885 -
8886 -
8887 -public function ajax_mxchat_mark_queue_complete() {
8888 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8889 -
8890 - if (!current_user_can('manage_options')) {
8891 - wp_send_json_error('Unauthorized access');
8892 - }
8893 -
8894 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8895 -
8896 - if (empty($queue_id)) {
8897 - wp_send_json_error('Missing queue ID');
8898 - }
8899 -
8900 - // Clear active queue transients
8901 - if (strpos($queue_id, 'sitemap_') === 0) {
8902 - delete_transient('mxchat_active_queue_sitemap');
8903 - } else if (strpos($queue_id, 'pdf_') === 0) {
8904 - delete_transient('mxchat_active_queue_pdf');
8905 - }
8906 -
8907 - wp_send_json_success(array('message' => 'Queue marked as complete'));
8908 -}
8909 -
8910 -
8911 - // ========================================
8912 - // STATIC ACCESS METHODS
8913 - // ========================================
8914 -
8915 - /**
8916 - * Get singleton instance
8917 - */
8918 - public static function get_instance() {
8919 - static $instance = null;
8920 - if ($instance === null) {
8921 - $instance = new self();
8922 - }
8923 - return $instance;
8924 - }
8925 -}
8926 -
8927 -// Initialize the Knowledge manager
1 +<?php
2 +/**
3 + * File: admin/class-knowledge-manager.php
4 + *
5 + * Handles all knowledge base content processing for MxChat
6 + * Including PDF, sitemap, content processing, and WordPress post management
7 + */
8 +if (!defined('ABSPATH')) {
9 + exit; // Exit if accessed directly
10 +}
11 +
12 +class MxChat_Knowledge_Manager {
13 +
14 + private $options;
15 +
16 + /**
17 + * Constructor - Register hooks for content processing
18 + */
19 + public function __construct() {
20 + $this->options = get_option('mxchat_options', array());
21 + $this->mxchat_init_hooks();
22 + }
23 +
24 + /**
25 + * Initialize WordPress hooks for content processing
26 + */
27 + private function mxchat_init_hooks() {
28 + // Admin post handlers for form submissions
29 + add_action('admin_post_mxchat_submit_content', array($this, 'mxchat_handle_content_submission'));
30 + add_action('admin_post_mxchat_submit_sitemap', array($this, 'mxchat_handle_sitemap_submission'));
31 + add_action('admin_post_mxchat_stop_processing', array($this, 'mxchat_stop_processing'));
32 +
33 + // AJAX handlers for real-time processing and status updates
34 + add_action('wp_ajax_mxchat_get_status_updates', array($this, 'mxchat_ajax_get_status_updates'));
35 + add_action('wp_ajax_mxchat_dismiss_completed_status', array($this, 'mxchat_ajax_dismiss_completed_status'));
36 + add_action('wp_ajax_mxchat_get_content_list', array($this, 'ajax_mxchat_get_content_list'));
37 + add_action('wp_ajax_mxchat_process_selected_content', array($this, 'ajax_mxchat_process_selected_content'));
38 + add_action('wp_ajax_mxchat_manual_batch_process', array($this, 'ajax_manual_batch_process'));
39 + add_action('mxchat_delete_content', array($this, 'mxchat_delete_from_pinecone_by_url'), 10, 1);
40 +
41 +
42 + // Cron handlers for background processing
43 + add_action('mxchat_process_sitemap_urls', array($this, 'mxchat_process_sitemap_urls_cron'), 10, 5);
44 + add_action('mxchat_process_pdf_pages', array($this, 'mxchat_process_pdf_pages_cron'), 10, 5);
45 +
46 + // WordPress post management hooks - UPDATED FOR BETTER STATUS TRACKING
47 + add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2);
48 + add_action('post_updated', array($this, 'mxchat_handle_post_update'), 10, 3);
49 + add_action('before_delete_post', array($this, 'mxchat_handle_post_delete'));
50 + add_action('wp_trash_post', array($this, 'mxchat_handle_post_delete'));
51 + add_action('wp_ajax_mxchat_save_inline_prompt', array($this, 'mxchat_save_inline_prompt'));
52 + add_action('admin_post_mxchat_delete_pinecone_prompt', array($this, 'mxchat_handle_pinecone_prompt_delete'));
53 + add_action('wp_ajax_mxchat_delete_pinecone_prompt', array($this, 'ajax_mxchat_delete_pinecone_prompt'));
54 + add_action('wp_ajax_mxchat_update_role_restriction', array($this, 'ajax_mxchat_update_role_restriction'));
55 +
56 + // WooCommerce product hooks (if WooCommerce is active)
57 + if (class_exists('WooCommerce')) {
58 + add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2); // Same hook for products
59 + add_action('save_post_product', array($this, 'mxchat_handle_product_change'), 10, 3);
60 + add_action('wp_trash_post', array($this, 'mxchat_handle_product_delete'));
61 + add_action('before_delete_post', array($this, 'mxchat_handle_product_delete'));
62 + }
63 +
64 + }
65 +
66 + /**
67 + * Get current options (refreshed)
68 + */
69 + private function mxchat_get_options() {
70 + if (empty($this->options)) {
71 + $this->options = get_option('mxchat_options', array());
72 + }
73 + return $this->options;
74 + }
75 +
76 +public function ajax_manual_batch_process() {
77 + try {
78 + // Verify nonce and permissions
79 + check_ajax_referer('mxchat_status_nonce', 'nonce');
80 +
81 + if (!current_user_can('manage_options')) {
82 + wp_send_json_error('Unauthorized access');
83 + }
84 +
85 + $process_type = sanitize_text_field($_POST['process_type'] ?? '');
86 + $url = sanitize_text_field($_POST['url'] ?? '');
87 +
88 + if (empty($process_type) || empty($url)) {
89 + wp_send_json_error('Missing required parameters');
90 + }
91 +
92 + // Debug logging
93 + //error_log('MANUAL BATCH DEBUG: Process type: ' . $process_type);
94 + //error_log('MANUAL BATCH DEBUG: URL: ' . $url);
95 +
96 + // FIXED: Extract bot_id from stored status instead of POST data
97 + $bot_id = 'default';
98 +
99 + if ($process_type === 'pdf') {
100 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($url));
101 + $status = get_transient($status_key);
102 + //error_log('MANUAL BATCH DEBUG: Status key: ' . $status_key);
103 + //error_log('MANUAL BATCH DEBUG: Status data: ' . print_r($status, true));
104 +
105 + if ($status && isset($status['bot_id'])) {
106 + $bot_id = $status['bot_id'];
107 + //error_log('MANUAL BATCH DEBUG: Bot ID from status: ' . $bot_id);
108 + } else {
109 + //error_log('MANUAL BATCH DEBUG: No bot_id in status, using default');
110 + }
111 + } elseif ($process_type === 'sitemap') {
112 + $status_key = sanitize_key('mxchat_sitemap_status_' . md5($url));
113 + $status = get_transient($status_key);
114 + if ($status && isset($status['bot_id'])) {
115 + $bot_id = $status['bot_id'];
116 + }
117 + }
118 +
119 + //error_log('MANUAL BATCH DEBUG: Final bot_id: ' . $bot_id);
120 +
121 + $processed = 0;
122 +
123 + if ($process_type === 'pdf') {
124 + $processed = $this->mxchat_manual_process_pdf_batch($url);
125 + //error_log('MANUAL BATCH DEBUG: PDF processing returned: ' . $processed);
126 + } elseif ($process_type === 'sitemap') {
127 + $processed = $this->mxchat_manual_process_sitemap_batch($url);
128 + }
129 +
130 + if ($processed > 0) {
131 + wp_send_json_success(array(
132 + 'message' => "Processed {$processed} items successfully",
133 + 'processed' => $processed,
134 + 'bot_id' => $bot_id
135 + ));
136 + } else {
137 + // Enhanced error response with debugging info
138 + wp_send_json_error(array(
139 + 'message' => 'No items were processed',
140 + 'debug_info' => array(
141 + 'process_type' => $process_type,
142 + 'url' => $url,
143 + 'bot_id' => $bot_id,
144 + 'status_exists' => !empty($status),
145 + 'status_data' => $status
146 + )
147 + ));
148 + }
149 +
150 + } catch (Exception $e) {
151 + //error_log('MANUAL BATCH DEBUG: Exception: ' . $e->getMessage());
152 + wp_send_json_error('Processing failed: ' . $e->getMessage());
153 + }
154 +}
155 +
156 +private function mxchat_manual_process_pdf_batch($pdf_url) {
157 + try {
158 + //error_log('MANUAL PDF DEBUG: Starting batch processing for: ' . $pdf_url);
159 +
160 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
161 + $status = get_transient($status_key);
162 +
163 + //error_log('MANUAL PDF DEBUG: Status key: ' . $status_key);
164 + //error_log('MANUAL PDF DEBUG: Status data: ' . print_r($status, true));
165 +
166 + if (!$status || $status['status'] !== 'processing') {
167 + //error_log('MANUAL PDF DEBUG: No processing status found or status is not processing');
168 + //error_log('MANUAL PDF DEBUG: Status: ' . ($status ? $status['status'] : 'NULL'));
169 + return 0;
170 + }
171 +
172 + // FIXED: Extract bot_id from status
173 + $bot_id = $status['bot_id'] ?? 'default';
174 + //error_log('MANUAL PDF DEBUG: Bot ID from status: ' . $bot_id);
175 +
176 + // Get current progress
177 + $current_page = $status['processed_pages'] ?? 0;
178 + $total_pages = $status['total_pages'] ?? 0;
179 +
180 + //error_log('MANUAL PDF DEBUG: Current page: ' . $current_page . ', Total pages: ' . $total_pages);
181 +
182 + if ($current_page >= $total_pages) {
183 + //error_log('MANUAL PDF DEBUG: Already completed');
184 + return 0;
185 + }
186 +
187 + // Try to download the PDF again for processing
188 + //error_log('MANUAL PDF DEBUG: Attempting to download PDF');
189 + $response = wp_remote_get($pdf_url, array('timeout' => 30));
190 +
191 + if (is_wp_error($response)) {
192 + //error_log('MANUAL PDF DEBUG: Failed to download PDF: ' . $response->get_error_message());
193 + return 0;
194 + }
195 +
196 + $pdf_content = wp_remote_retrieve_body($response);
197 + if (empty($pdf_content)) {
198 + //error_log('MANUAL PDF DEBUG: Empty PDF content');
199 + return 0;
200 + }
201 +
202 + //error_log('MANUAL PDF DEBUG: PDF content size: ' . strlen($pdf_content) . ' bytes');
203 +
204 + // Save PDF temporarily
205 + $upload_dir = wp_upload_dir();
206 + $temp_pdf_path = trailingslashit($upload_dir['path']) . 'temp_manual_' . time() . '.pdf';
207 + file_put_contents($temp_pdf_path, $pdf_content);
208 +
209 + //error_log('MANUAL PDF DEBUG: Temp PDF saved to: ' . $temp_pdf_path);
210 +
211 + // Process 5 pages directly with bot_id
212 + $processed = $this->mxchat_process_pdf_pages_direct($temp_pdf_path, $pdf_url, $current_page, 5, $bot_id);
213 +
214 + //error_log('MANUAL PDF DEBUG: Direct processing returned: ' . $processed);
215 +
216 + // Clean up temp file
217 + if (file_exists($temp_pdf_path)) {
218 + wp_delete_file($temp_pdf_path);
219 + //error_log('MANUAL PDF DEBUG: Cleaned up temp file');
220 + }
221 +
222 + return $processed;
223 +
224 + } catch (Exception $e) {
225 + //error_log('MANUAL PDF DEBUG: Exception in manual batch: ' . $e->getMessage());
226 + return 0;
227 + }
228 +}
229 +
230 +/**
231 + * Process PDF pages directly without cron
232 + */
233 +private function mxchat_process_pdf_pages_direct($pdf_path, $pdf_url, $start_page, $batch_size, $bot_id = 'default') {
234 + try {
235 + if (!file_exists($pdf_path)) {
236 + //error_log('Direct PDF: File not found at ' . $pdf_path);
237 + return 0;
238 + }
239 +
240 + $parser = new \Smalot\PdfParser\Parser();
241 + $pdf = $parser->parseFile($pdf_path);
242 + $pages = $pdf->getPages();
243 +
244 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
245 + $status = get_transient($status_key);
246 +
247 + if (!$status) {
248 + return 0;
249 + }
250 +
251 + // UPDATED: Get bot-specific options
252 + $bot_options = $this->get_bot_options($bot_id);
253 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
254 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
255 +
256 + if (strpos($selected_model, 'voyage') === 0) {
257 + $api_key = $options['voyage_api_key'] ?? '';
258 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
259 + $api_key = $options['gemini_api_key'] ?? '';
260 + } else {
261 + $api_key = $options['api_key'] ?? '';
262 + }
263 +
264 + if (empty($api_key)) {
265 + //error_log('Direct PDF: No API key for bot: ' . $bot_id);
266 + return 0;
267 + }
268 +
269 + $processed = 0;
270 + $end_page = min($start_page + $batch_size, count($pages));
271 +
272 + for ($i = $start_page; $i < $end_page; $i++) {
273 + try {
274 + $page_number = $i + 1;
275 + $text = $pages[$i]->getText();
276 +
277 + if (empty($text)) {
278 + //error_log('Direct PDF: Empty text on page ' . $page_number);
279 + continue;
280 + }
281 +
282 + $sanitized_content = $this->mxchat_sanitize_content_for_api($text);
283 + if (empty($sanitized_content)) {
284 + //error_log('Direct PDF: No content after sanitization on page ' . $page_number);
285 + continue;
286 + }
287 +
288 + // UPDATED: Use bot-specific embedding generation
289 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content, $bot_id);
290 + if (is_string($embedding_vector)) {
291 + //error_log('Direct PDF: Embedding failed on page ' . $page_number . ': ' . $embedding_vector);
292 + continue;
293 + }
294 +
295 + // Create metadata
296 + $metadata = array(
297 + 'document_type' => 'pdf',
298 + 'total_pages' => count($pages),
299 + 'current_page' => $page_number,
300 + 'source_url' => $pdf_url
301 + );
302 +
303 + $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized_content;
304 + $page_url = esc_url($pdf_url . "#page=" . $page_number);
305 +
306 + // UPDATED: Pass bot_id to database submission
307 + $db_result = MxChat_Utils::submit_content_to_db($content_with_metadata, $page_url, $api_key, null, $bot_id);
308 +
309 + if (is_wp_error($db_result)) {
310 + //error_log('Direct PDF: DB error on page ' . $page_number . ': ' . $db_result->get_error_message());
311 + continue;
312 + }
313 +
314 + $processed++;
315 + //error_log('Direct PDF: Successfully processed page ' . $page_number . ' for bot: ' . $bot_id);
316 +
317 + // Update status
318 + $status['processed_pages'] = $i + 1;
319 + $status['last_update'] = time();
320 + $status['percentage'] = round(($status['processed_pages'] / $status['total_pages']) * 100);
321 + set_transient($status_key, $status, DAY_IN_SECONDS);
322 +
323 + } catch (Exception $e) {
324 + //error_log('Direct PDF: Error processing page ' . ($i + 1) . ': ' . $e->getMessage());
325 + continue;
326 + }
327 + }
328 +
329 + // Check if completed
330 + if ($status['processed_pages'] >= $status['total_pages']) {
331 + $status['status'] = 'complete';
332 + set_transient($status_key, $status, DAY_IN_SECONDS);
333 + //error_log('Direct PDF: Processing completed for bot: ' . $bot_id);
334 + }
335 +
336 + return $processed;
337 +
338 + } catch (Exception $e) {
339 + //error_log('Direct PDF processing error: ' . $e->getMessage());
340 + return 0;
341 + }
342 +}
343 +
344 +
345 +/**
346 + * Process a small sitemap batch manually - DIRECT PROCESSING
347 + */
348 +private function mxchat_manual_process_sitemap_batch($sitemap_url) {
349 + try {
350 + $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
351 + $status = get_transient($status_key);
352 +
353 + if (!$status || $status['status'] !== 'processing') {
354 + return 0;
355 + }
356 +
357 + // FIXED: Extract bot_id from status
358 + $bot_id = $status['bot_id'] ?? 'default';
359 +
360 + //error_log('Manual Sitemap: Starting direct processing for ' . $sitemap_url . ' with bot: ' . $bot_id);
361 +
362 + // Re-fetch the sitemap to get URLs
363 + $response = wp_remote_get($sitemap_url, array('timeout' => 30));
364 + if (is_wp_error($response)) {
365 + //error_log('Manual Sitemap: Failed to fetch sitemap');
366 + return 0;
367 + }
368 +
369 + $sitemap_content = wp_remote_retrieve_body($response);
370 + $xml = simplexml_load_string($sitemap_content);
371 +
372 + if (!$xml) {
373 + //error_log('Manual Sitemap: Invalid XML');
374 + return 0;
375 + }
376 +
377 + $urls = array();
378 + foreach ($xml->url as $url_element) {
379 + $urls[] = (string)$url_element->loc;
380 + }
381 +
382 + $current_processed = $status['processed_urls'] ?? 0;
383 + $batch_size = 50;
384 + $processed = 0;
385 +
386 + // Process next batch of URLs
387 + for ($i = $current_processed; $i < min($current_processed + $batch_size, count($urls)); $i++) {
388 + $url = $urls[$i];
389 +
390 + // UPDATED: Pass bot_id to single URL processing
391 + if ($this->mxchat_process_single_url_direct($url, $bot_id)) {
392 + $processed++;
393 + }
394 +
395 + // Update status
396 + $status['processed_urls'] = $i + 1;
397 + $status['last_update'] = time();
398 + $status['percentage'] = round(($status['processed_urls'] / $status['total_urls']) * 100);
399 + set_transient($status_key, $status, DAY_IN_SECONDS);
400 + }
401 +
402 + // Check if completed
403 + if ($status['processed_urls'] >= $status['total_urls']) {
404 + $status['status'] = 'complete';
405 + set_transient($status_key, $status, DAY_IN_SECONDS);
406 + }
407 +
408 + //error_log('Manual Sitemap: Processed ' . $processed . ' URLs for bot: ' . $bot_id);
409 + return $processed;
410 +
411 + } catch (Exception $e) {
412 + //error_log('Manual sitemap batch error: ' . $e->getMessage());
413 + return 0;
414 + }
415 +}
416 +
417 +
418 +/**
419 + * Process a single URL directly
420 + */
421 +private function mxchat_process_single_url_direct($url, $bot_id = 'default') {
422 + try {
423 + $response = wp_remote_get($url, array('timeout' => 30));
424 + if (is_wp_error($response)) {
425 + //error_log('Single URL processing failed for ' . $url . ': ' . $response->get_error_message());
426 + return false;
427 + }
428 +
429 + $html = wp_remote_retrieve_body($response);
430 + $content = $this->mxchat_extract_main_content($html);
431 + $sanitized = $this->mxchat_sanitize_content_for_api($content);
432 +
433 + if (empty($sanitized)) {
434 + //error_log('Single URL processing: No content found for ' . $url);
435 + return false;
436 + }
437 +
438 + // UPDATED: Get bot-specific options and API key
439 + $bot_options = $this->get_bot_options($bot_id);
440 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
441 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
442 +
443 + if (strpos($selected_model, 'voyage') === 0) {
444 + $api_key = $options['voyage_api_key'] ?? '';
445 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
446 + $api_key = $options['gemini_api_key'] ?? '';
447 + } else {
448 + $api_key = $options['api_key'] ?? '';
449 + }
450 +
451 + if (empty($api_key)) {
452 + //error_log('Single URL processing: No API key configured for bot: ' . $bot_id);
453 + return false;
454 + }
455 +
456 + // UPDATED: Pass bot_id to database submission
457 + $result = MxChat_Utils::submit_content_to_db($sanitized, $url, $api_key, null, $bot_id);
458 +
459 + $success = !is_wp_error($result);
460 +
461 + if ($success) {
462 + //error_log('Single URL processing: Successfully processed ' . $url . ' for bot: ' . $bot_id);
463 + } else {
464 + //error_log('Single URL processing: Failed to store ' . $url . ' for bot: ' . $bot_id . ': ' . $result->get_error_message());
465 + }
466 +
467 + return $success;
468 +
469 + } catch (Exception $e) {
470 + //error_log('Single URL processing error: ' . $e->getMessage());
471 + return false;
472 + }
473 +}
474 +
475 + // ========================================
476 + // MAIN CONTENT SUBMISSION HANDLERS
477 + // ========================================
478 +
479 +public function mxchat_handle_content_submission() {
480 + // Check if the form was submitted and the user has permission.
481 + if (!isset($_POST['submit_content']) || !current_user_can('manage_options')) {
482 + return;
483 + }
484 +
485 + // Verify the nonce.
486 + $nonce = isset($_POST['mxchat_submit_content_nonce']) ? sanitize_text_field(wp_unslash($_POST['mxchat_submit_content_nonce'])) : '';
487 + if (!wp_verify_nonce($nonce, 'mxchat_submit_content_action')) {
488 + wp_die(esc_html__('Nonce verification failed.', 'mxchat'));
489 + }
490 +
491 + // Sanitize the inputs.
492 + $article_content = sanitize_textarea_field($_POST['article_content']);
493 + $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
494 +
495 + // UPDATED: Get bot_id from form submission
496 + $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
497 +
498 + // UPDATED: Get bot-specific options and API key
499 + $bot_options = $this->get_bot_options($bot_id);
500 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
501 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
502 +
503 + if (strpos($selected_model, 'voyage') === 0) {
504 + $api_key = $options['voyage_api_key'] ?? '';
505 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
506 + $api_key = $options['gemini_api_key'] ?? '';
507 + } else {
508 + $api_key = $options['api_key'] ?? '';
509 + }
510 +
511 + if (empty($api_key)) {
512 + set_transient('mxchat_admin_notice_error',
513 + esc_html__('API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
514 + 30
515 + );
516 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
517 + exit;
518 + }
519 +
520 + // UPDATED: Use centralized utility function with bot_id
521 + $result = MxChat_Utils::submit_content_to_db($article_content, $article_url, $api_key, null, $bot_id);
522 +
523 + if (is_wp_error($result)) {
524 + set_transient('mxchat_admin_notice_error',
525 + esc_html__('Error storing content: ', 'mxchat') . $result->get_error_message(),
526 + 30
527 + );
528 + } else {
529 + set_transient('mxchat_admin_notice_success',
530 + esc_html__('Content successfully submitted!', 'mxchat'),
531 + 30
532 + );
533 + }
534 +
535 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
536 + exit;
537 +}
538 +
539 +public function mxchat_is_pdf_url($url, $response) {
540 + $content_type = wp_remote_retrieve_header($response, 'content-type');
541 + $file_extension = strtolower(pathinfo($url, PATHINFO_EXTENSION));
542 +
543 + return strpos($content_type, 'pdf') !== false || $file_extension === 'pdf';
544 +}
545 +
546 +
547 +public function mxchat_handle_pdf_for_knowledge_base($pdf_url, $response, $bot_id = 'default') {
548 + if (!current_user_can('manage_options')) {
549 + //error_log('[PDF DEBUG] Unauthorized PDF processing attempt');
550 + return false;
551 + }
552 +
553 + //error_log('[PDF DEBUG] Starting PDF processing for bot: ' . $bot_id);
554 + //error_log('[PDF DEBUG] PDF URL: ' . $pdf_url);
555 +
556 + $pdf_url = esc_url_raw($pdf_url);
557 + $upload_dir = wp_upload_dir();
558 +
559 + if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
560 + //error_log('[PDF DEBUG] Upload directory error: ' . $upload_dir['error']);
561 + return false;
562 + }
563 +
564 + $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
565 + $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
566 +
567 + $response_body = wp_remote_retrieve_body($response);
568 + if (empty($response_body)) {
569 + //error_log('[PDF DEBUG] Empty PDF response body');
570 + return false;
571 + }
572 +
573 + if (!wp_mkdir_p(dirname($pdf_path))) {
574 + //error_log('[PDF DEBUG] Failed to create directory for PDF: ' . $pdf_path);
575 + return false;
576 + }
577 +
578 + try {
579 + file_put_contents($pdf_path, $response_body);
580 +
581 + if (!file_exists($pdf_path)) {
582 + throw new Exception(__('Failed to save PDF file', 'mxchat'));
583 + }
584 +
585 + $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
586 +
587 + if ($total_pages === false || $total_pages < 1) {
588 + throw new Exception(__('Invalid PDF: Unable to parse or no pages found', 'mxchat'));
589 + }
590 +
591 + //error_log('[PDF DEBUG] PDF validated successfully with ' . $total_pages . ' pages');
592 +
593 + // UPDATED: Pass bot_id to PDF processing cron
594 + wp_schedule_single_event(time(), 'mxchat_process_pdf_pages', array(
595 + $pdf_path, // Position 0
596 + $pdf_url, // Position 1
597 + $total_pages, // Position 2
598 + absint(15), // Position 3 (batch_size)
599 + absint(10), // Position 4 (batch_pause)
600 + $bot_id // Position 5 (bot_id)
601 + ));
602 +
603 + //error_log('[PDF DEBUG] Cron job scheduled with bot_id: ' . $bot_id);
604 +
605 + // UPDATED: Store bot_id in status data
606 + $status_data = array(
607 + 'total_pages' => $total_pages,
608 + 'processed_pages' => 0,
609 + 'status' => 'processing',
610 + 'last_update' => time(),
611 + 'bot_id' => $bot_id // CRITICAL: Store the bot_id
612 + );
613 +
614 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
615 + set_transient($status_key, $status_data, DAY_IN_SECONDS);
616 +
617 + //error_log('[PDF DEBUG] Status stored with bot_id: ' . $bot_id . ' using key: ' . $status_key);
618 +
619 + return __('scheduled', 'mxchat');
620 +
621 + } catch (Exception $e) {
622 + //error_log('[PDF DEBUG] Error preparing PDF for processing: ' . $e->getMessage());
623 + if (file_exists($pdf_path)) {
624 + wp_delete_file($pdf_path);
625 + }
626 + return false;
627 + }
628 +}
629 +
630 +/**
631 + * NEW: Validate PDF and count pages with multiple parser attempts
632 + */
633 +private function mxchat_validate_and_count_pdf_pages($pdf_path) {
634 + // Method 1: Try with Smalot PDF Parser (your current method)
635 + try {
636 + $parser = new \Smalot\PdfParser\Parser();
637 + $pdf = $parser->parseFile($pdf_path);
638 + $pages = $pdf->getPages();
639 + $page_count = count($pages);
640 +
641 + if ($page_count > 0) {
642 + //error_log('PDF parsed successfully with Smalot parser: ' . $page_count . ' pages');
643 + return $page_count;
644 + }
645 + } catch (Exception $e) {
646 + //error_log('Smalot PDF parser failed: ' . $e->getMessage());
647 + }
648 +
649 + // Method 2: Try with pdfinfo command (if available)
650 + if (function_exists('shell_exec') && !$this->mxchat_is_shell_disabled()) {
651 + try {
652 + $command = 'pdfinfo ' . escapeshellarg($pdf_path) . ' 2>&1';
653 + $output = shell_exec($command);
654 +
655 + if ($output && preg_match('/Pages:\s*(\d+)/', $output, $matches)) {
656 + $page_count = intval($matches[1]);
657 + if ($page_count > 0) {
658 + //error_log('PDF parsed successfully with pdfinfo: ' . $page_count . ' pages');
659 + return $page_count;
660 + }
661 + }
662 + } catch (Exception $e) {
663 + //error_log('pdfinfo command failed: ' . $e->getMessage());
664 + }
665 + }
666 +
667 + // Method 3: Try to repair PDF and parse again
668 + try {
669 + $repaired_path = $this->mxchat_attempt_pdf_repair($pdf_path);
670 + if ($repaired_path && $repaired_path !== $pdf_path) {
671 + $parser = new \Smalot\PdfParser\Parser();
672 + $pdf = $parser->parseFile($repaired_path);
673 + $pages = $pdf->getPages();
674 + $page_count = count($pages);
675 +
676 + if ($page_count > 0) {
677 + // Replace original with repaired version
678 + copy($repaired_path, $pdf_path);
679 + unlink($repaired_path);
680 + //error_log('PDF repaired and parsed successfully: ' . $page_count . ' pages');
681 + return $page_count;
682 + }
683 +
684 + // Clean up repaired file if it didn't work
685 + unlink($repaired_path);
686 + }
687 + } catch (Exception $e) {
688 + //error_log('PDF repair attempt failed: ' . $e->getMessage());
689 + }
690 +
691 + // Method 4: Manual PDF structure analysis (basic page count)
692 + try {
693 + $page_count = $this->mxchat_manual_pdf_page_count($pdf_path);
694 + if ($page_count > 0) {
695 + //error_log('PDF page count determined manually: ' . $page_count . ' pages');
696 + return $page_count;
697 + }
698 + } catch (Exception $e) {
699 + //error_log('Manual PDF analysis failed: ' . $e->getMessage());
700 + }
701 +
702 + //error_log('All PDF parsing methods failed for: ' . $pdf_path);
703 + return false;
704 +}
705 +
706 +/**
707 + * NEW: Check if shell_exec is disabled
708 + */
709 +private function mxchat_is_shell_disabled() {
710 + $disabled = explode(',', ini_get('disable_functions'));
711 + return in_array('shell_exec', $disabled);
712 +}
713 +
714 +/**
715 + * NEW: Attempt to repair PDF using basic methods
716 + */
717 +private function mxchat_attempt_pdf_repair($pdf_path) {
718 + try {
719 + $content = file_get_contents($pdf_path);
720 + if (!$content) {
721 + return false;
722 + }
723 +
724 + // Check if PDF starts with proper header
725 + if (substr($content, 0, 4) !== '%PDF') {
726 + // Try to find PDF header in the content
727 + $header_pos = strpos($content, '%PDF');
728 + if ($header_pos !== false && $header_pos < 1024) {
729 + // Remove junk before PDF header
730 + $content = substr($content, $header_pos);
731 + $repaired_path = $pdf_path . '.repaired';
732 + file_put_contents($repaired_path, $content);
733 + return $repaired_path;
734 + }
735 + }
736 +
737 + // Check for EOF marker
738 + $content = rtrim($content);
739 + if (!preg_match('/%%EOF\s*$/', $content)) {
740 + // Add EOF marker if missing
741 + $content .= "\n%%EOF";
742 + $repaired_path = $pdf_path . '.repaired';
743 + file_put_contents($repaired_path, $content);
744 + return $repaired_path;
745 + }
746 +
747 + } catch (Exception $e) {
748 + //error_log('PDF repair error: ' . $e->getMessage());
749 + }
750 +
751 + return false;
752 +}
753 +
754 +/**
755 + * NEW: Manual PDF page counting by analyzing PDF structure
756 + */
757 +private function mxchat_manual_pdf_page_count($pdf_path) {
758 + try {
759 + $content = file_get_contents($pdf_path);
760 + if (!$content) {
761 + return 0;
762 + }
763 +
764 + // Method 1: Count /Type /Page objects
765 + $page_count = preg_match_all('/\/Type\s*\/Page[^s]/', $content);
766 + if ($page_count > 0) {
767 + return $page_count;
768 + }
769 +
770 + // Method 2: Look for /Count in pages object
771 + if (preg_match('/\/Type\s*\/Pages.*?\/Count\s+(\d+)/', $content, $matches)) {
772 + return intval($matches[1]);
773 + }
774 +
775 + // Method 3: Count page references
776 + $page_count = preg_match_all('/\d+\s+0\s+obj\s*<<[^>]*\/Type\s*\/Page/', $content);
777 + if ($page_count > 0) {
778 + return $page_count;
779 + }
780 +
781 + } catch (Exception $e) {
782 + //error_log('Manual PDF analysis error: ' . $e->getMessage());
783 + }
784 +
785 + return 0;
786 +}
787 +
788 +public function mxchat_process_pdf_pages_cron($pdf_path, $pdf_url, $total_pages, $batch_size, $batch_pause, $bot_id = 'default') {
789 + // ADD THIS DEBUG SECTION AT THE VERY BEGINNING
790 + //error_log('[PDF CRON DEBUG] ===== PDF Cron Job Started =====');
791 + //error_log('[PDF CRON DEBUG] Initial bot_id parameter: ' . $bot_id);
792 + //error_log('[PDF CRON DEBUG] Received parameters:');
793 + //error_log('[PDF CRON DEBUG] - pdf_path: ' . $pdf_path);
794 + //error_log('[PDF CRON DEBUG] - pdf_url: ' . $pdf_url);
795 + //error_log('[PDF CRON DEBUG] - total_pages: ' . $total_pages);
796 + //error_log('[PDF CRON DEBUG] - batch_size: ' . $batch_size);
797 + //error_log('[PDF CRON DEBUG] - batch_pause: ' . $batch_pause);
798 + //error_log('[PDF CRON DEBUG] - Total args received: ' . func_num_args());
799 + //error_log('[PDF CRON DEBUG] - All args: ' . print_r(func_get_args(), true));
800 +
801 + // FIXED: Get the correct bot_id from stored status instead of relying on cron parameters
802 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
803 + $status = get_transient($status_key);
804 +
805 + if ($status && isset($status['bot_id'])) {
806 + $bot_id = $status['bot_id'];
807 + //error_log('[PDF CRON DEBUG] Using bot_id from status: ' . $bot_id);
808 + } else {
809 + //error_log('[PDF CRON DEBUG] No bot_id in status, using default: ' . $bot_id);
810 + }
811 +
812 + // Validate inputs
813 + $pdf_path = sanitize_text_field($pdf_path);
814 + $pdf_url = esc_url_raw($pdf_url);
815 + $total_pages = absint($total_pages);
816 + $batch_size = absint($batch_size);
817 + $batch_pause = absint($batch_pause);
818 + $bot_id = sanitize_key($bot_id);
819 +
820 + try {
821 + if (!file_exists($pdf_path)) {
822 + throw new Exception(sprintf('PDF file not found at path: %s', esc_html($pdf_path)));
823 + }
824 +
825 + // Try to parse PDF with error recovery
826 + $pdf = null;
827 + $pages = null;
828 +
829 + try {
830 + $parser = new \Smalot\PdfParser\Parser();
831 + $pdf = $parser->parseFile($pdf_path);
832 + $pages = $pdf->getPages();
833 + } catch (Exception $e) {
834 + //error_log('Primary PDF parsing failed, attempting recovery: ' . $e->getMessage());
835 +
836 + $repaired_path = $this->mxchat_attempt_pdf_repair($pdf_path);
837 + if ($repaired_path) {
838 + try {
839 + $parser = new \Smalot\PdfParser\Parser();
840 + $pdf = $parser->parseFile($repaired_path);
841 + $pages = $pdf->getPages();
842 +
843 + copy($repaired_path, $pdf_path);
844 + unlink($repaired_path);
845 + //error_log('PDF successfully repaired and parsed');
846 + } catch (Exception $e2) {
847 + if (file_exists($repaired_path)) {
848 + unlink($repaired_path);
849 + }
850 + throw new Exception('PDF parsing failed even after repair attempt: ' . $e2->getMessage());
851 + }
852 + } else {
853 + throw new Exception('PDF parsing failed and repair was unsuccessful: ' . $e->getMessage());
854 + }
855 + }
856 +
857 + if (!$pages || count($pages) === 0) {
858 + throw new Exception('No pages found in PDF after parsing');
859 + }
860 +
861 + // Get current progress (already fetched above for bot_id)
862 + if (!$status || !is_array($status)) {
863 + throw new Exception('Invalid status data retrieved from transient');
864 + }
865 +
866 + // Initialize failed pages list if it doesn't exist
867 + if (!isset($status['failed_pages_list']) || !is_array($status['failed_pages_list'])) {
868 + $status['failed_pages_list'] = [];
869 + }
870 +
871 + $start_page = absint($status['processed_pages']);
872 + $end_page = min($start_page + $batch_size, $total_pages);
873 +
874 + // UPDATED: Get bot-specific options using the correct bot_id
875 + $bot_options = $this->get_bot_options($bot_id);
876 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
877 +
878 + //error_log('[PDF CRON DEBUG] Using bot options for bot: ' . $bot_id);
879 +
880 + if (empty($options['api_key'])) {
881 + throw new Exception('API key is missing or invalid for bot: ' . $bot_id);
882 + }
883 +
884 + $successful_pages = 0;
885 + $failed_pages = 0;
886 +
887 + for ($i = $start_page; $i < $end_page; $i++) {
888 + $page_number = $i + 1;
889 + $max_retries = 3;
890 + $retry_count = 0;
891 + $page_processed = false;
892 + $last_error = '';
893 +
894 + while (!$page_processed && $retry_count < $max_retries) {
895 + try {
896 + $text = $pages[$i]->getText();
897 +
898 + if (empty($text)) {
899 + throw new Exception("Empty text on page {$page_number}");
900 + }
901 +
902 + $sanitized_content = $this->mxchat_sanitize_content_for_api($text);
903 +
904 + if (empty($sanitized_content)) {
905 + throw new Exception("No valid content after sanitization on page {$page_number}");
906 + }
907 +
908 + // UPDATED: Use bot-specific embedding generation with correct bot_id
909 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content, $bot_id);
910 +
911 + if (is_string($embedding_vector)) {
912 + throw new Exception("Embedding generation failed: " . $embedding_vector);
913 + }
914 +
915 + if (!is_array($embedding_vector)) {
916 + throw new Exception("Embedding generation returned unexpected result type: " . gettype($embedding_vector));
917 + }
918 +
919 + $metadata = array(
920 + 'document_type' => 'pdf',
921 + 'total_pages' => $total_pages,
922 + 'current_page' => $page_number,
923 + 'prev_page' => $i > 0 ? $i : null,
924 + 'next_page' => $i < ($total_pages - 1) ? $i + 2 : null,
925 + 'source_url' => $pdf_url
926 + );
927 +
928 + $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized_content;
929 + $page_url = esc_url($pdf_url . "#page=" . $page_number);
930 +
931 + // UPDATED: Pass correct bot_id to database submission
932 + $db_result = MxChat_Utils::submit_content_to_db($content_with_metadata, $page_url, $options['api_key'], null, $bot_id);
933 +
934 + if (is_wp_error($db_result)) {
935 + throw new Exception("Database submission failed: " . $db_result->get_error_message());
936 + }
937 +
938 + // Success!
939 + $page_processed = true;
940 + $successful_pages++;
941 + //error_log('[PDF CRON DEBUG] Successfully processed page ' . $page_number . ' for bot: ' . $bot_id);
942 +
943 + } catch (Exception $e) {
944 + $retry_count++;
945 + $last_error = $e->getMessage();
946 +
947 + //error_log("PDF page {$page_number} failed (attempt {$retry_count}/{$max_retries}): " . $last_error);
948 +
949 + if ($retry_count < $max_retries) {
950 + sleep(pow(2, $retry_count - 1));
951 + }
952 + }
953 + }
954 +
955 + // If page still not processed after all retries, mark as failed
956 + if (!$page_processed) {
957 + $failed_pages++;
958 + $status['failed_pages_list'][] = [
959 + 'page' => $page_number,
960 + 'error' => $last_error,
961 + 'time' => time(),
962 + 'retries' => $max_retries
963 + ];
964 +
965 + if (count($status['failed_pages_list']) > 50) {
966 + $status['failed_pages_list'] = array_slice($status['failed_pages_list'], -50);
967 + }
968 +
969 + //error_log("PDF page {$page_number} permanently failed after {$max_retries} attempts: " . $last_error);
970 + }
971 +
972 + // Update progress
973 + $status['processed_pages'] = absint($page_number);
974 + $status['last_update'] = time();
975 + $status['failed_pages'] = absint($status['failed_pages'] ?? 0) + ($page_processed ? 0 : 1);
976 +
977 + set_transient($status_key, $status, DAY_IN_SECONDS);
978 + }
979 +
980 + // Schedule next batch if needed
981 + if ($end_page < $total_pages) {
982 + // Use the same indexed array format (though bot_id still won't pass correctly)
983 + wp_schedule_single_event(time() + $batch_pause, 'mxchat_process_pdf_pages', array(
984 + $pdf_path,
985 + $pdf_url,
986 + $total_pages,
987 + $batch_size,
988 + $batch_pause,
989 + $bot_id // This still won't work, but we're now getting bot_id from status
990 + ));
991 + } else {
992 + // Processing complete
993 + $status['status'] = 'complete';
994 + $status['processed_pages'] = $total_pages;
995 +
996 + $status['completion_summary'] = [
997 + 'total_pages' => $total_pages,
998 + 'successful_pages' => $total_pages - absint($status['failed_pages'] ?? 0),
999 + 'failed_pages' => absint($status['failed_pages'] ?? 0),
1000 + 'completion_time' => current_time('mysql')
1001 + ];
1002 +
1003 + set_transient($status_key, $status, DAY_IN_SECONDS);
1004 +
1005 + if (file_exists($pdf_path)) {
1006 + wp_delete_file($pdf_path);
1007 + }
1008 +
1009 + //error_log('[PDF CRON DEBUG] PDF processing completed for bot: ' . $bot_id);
1010 + }
1011 +
1012 + } catch (\Exception $e) {
1013 + //error_log(sprintf('[MXCHAT-PDF] Error processing PDF for bot %s: %s', $bot_id, $e->getMessage()));
1014 +
1015 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
1016 + $status = get_transient($status_key);
1017 +
1018 + if (!$status || !is_array($status)) {
1019 + $status = array(
1020 + 'total_pages' => $total_pages,
1021 + 'processed_pages' => 0,
1022 + 'status' => 'error',
1023 + 'error' => sanitize_text_field($e->getMessage()),
1024 + 'last_update' => time(),
1025 + 'bot_id' => $bot_id
1026 + );
1027 + } else {
1028 + $status['status'] = 'error';
1029 + $status['error'] = sanitize_text_field($e->getMessage());
1030 + $status['last_update'] = time();
1031 + }
1032 +
1033 + set_transient($status_key, $status, DAY_IN_SECONDS);
1034 +
1035 + if (file_exists($pdf_path)) {
1036 + wp_delete_file($pdf_path);
1037 + }
1038 + }
1039 +}
1040 +
1041 +public function mxchat_save_inline_prompt() {
1042 + // DEBUG: Log what we're receiving
1043 + //error_log('=== MXCHAT DEBUG ===');
1044 + //error_log('POST data: ' . print_r($_POST, true));
1045 + //error_log('Nonce from POST: ' . ($_POST['_ajax_nonce'] ?? 'NOT FOUND'));
1046 +
1047 + // Check for nonce security
1048 + check_ajax_referer('mxchat_save_inline_nonce', '_ajax_nonce');
1049 +
1050 + // If we get here, nonce passed
1051 + //error_log('Nonce verification PASSED');
1052 +
1053 + // Verify permissions
1054 + if (!current_user_can('manage_options')) {
1055 + wp_send_json_error(esc_html__('Permission denied.', 'mxchat'));
1056 + return;
1057 + }
1058 +
1059 + global $wpdb;
1060 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
1061 +
1062 + // Validate and sanitize input data - FIXED LINE BELOW
1063 + $prompt_id = isset($_POST['id']) ? absint($_POST['id']) : 0;
1064 + $article_content = isset($_POST['article_content']) ? sanitize_textarea_field(wp_unslash($_POST['article_content'])) : '';
1065 + $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
1066 +
1067 + if ($prompt_id > 0 && !empty($article_content)) {
1068 + // Re-generate the embedding vector for the updated content
1069 + $embedding_vector = $this->mxchat_generate_embedding($article_content);
1070 + if (is_array($embedding_vector)) {
1071 + // Serialize the embedding vector before storing it
1072 + $embedding_vector_serialized = serialize($embedding_vector);
1073 + // Update the prompt in the database
1074 + $updated = $wpdb->update(
1075 + $table_name,
1076 + array(
1077 + 'article_content' => $article_content,
1078 + 'embedding_vector' => $embedding_vector_serialized,
1079 + 'source_url' => $article_url,
1080 + ),
1081 + array('id' => $prompt_id),
1082 + array('%s', '%s', '%s'),
1083 + array('%d')
1084 + );
1085 + if ($updated !== false) {
1086 + wp_send_json_success();
1087 + } else {
1088 + wp_send_json_error(esc_html__('Database update failed.', 'mxchat'));
1089 + }
1090 + } else {
1091 + wp_send_json_error(esc_html__('Embedding generation failed.', 'mxchat'));
1092 + }
1093 + } else {
1094 + wp_send_json_error(esc_html__('Invalid data.', 'mxchat'));
1095 + }
1096 +}
1097 +
1098 +
1099 +public function mxchat_get_pdf_processing_status($pdf_url) {
1100 + $pdf_url = esc_url_raw($pdf_url);
1101 + $status = get_transient(sanitize_key('mxchat_pdf_status_' . md5($pdf_url)));
1102 +
1103 + if (!$status || !is_array($status)) {
1104 + return false;
1105 + }
1106 +
1107 + // Check for stalled processing (no updates for 5 minutes)
1108 + if ($status['status'] === 'processing' && (time() - absint($status['last_update'])) > 300) {
1109 + $status['status'] = 'error';
1110 + $status['error'] = __('PDF processing appears to be stalled. No updates for over 5 minutes.', 'mxchat');
1111 +
1112 + // Save the updated status
1113 + set_transient(
1114 + sanitize_key('mxchat_pdf_status_' . md5($pdf_url)),
1115 + array_map('sanitize_text_field', $status),
1116 + DAY_IN_SECONDS
1117 + );
1118 + }
1119 +
1120 + $result = array(
1121 + 'total_pages' => absint($status['total_pages']),
1122 + 'processed_pages' => absint($status['processed_pages']),
1123 + 'failed_pages' => absint($status['failed_pages'] ?? 0),
1124 + 'percentage' => ($status['total_pages'] > 0)
1125 + ? round((absint($status['processed_pages']) / absint($status['total_pages'])) * 100)
1126 + : 0,
1127 + 'status' => sanitize_text_field($status['status']),
1128 + 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
1129 + 'failed_pages_list' => isset($status['failed_pages_list']) ? $status['failed_pages_list'] : array(),
1130 + 'completion_summary' => isset($status['completion_summary']) ? $status['completion_summary'] : null
1131 + );
1132 +
1133 + // Add error message if present
1134 + if (isset($status['error']) && !empty($status['error'])) {
1135 + $result['error'] = sanitize_text_field($status['error']);
1136 + }
1137 +
1138 + return $result;
1139 +}
1140 +
1141 +
1142 +public function mxchat_handle_sitemap_submission() {
1143 + // START DEBUG
1144 + //error_log('[SITEMAP DEBUG] ===== Starting URL submission process =====');
1145 + //error_log('[SITEMAP DEBUG] POST data: ' . print_r($_POST, true));
1146 +
1147 + // Get bot_id from form submission EARLY for debugging
1148 + $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
1149 + //error_log('[SITEMAP DEBUG] Extracted bot_id: ' . $bot_id);
1150 + //error_log('[SITEMAP DEBUG] Class exists MxChat_Multi_Bot_Manager: ' . (class_exists('MxChat_Multi_Bot_Manager') ? 'YES' : 'NO'));
1151 + // END DEBUG
1152 +
1153 + // Check if the form was submitted and verify permissions
1154 + if (!isset($_POST['submit_sitemap']) || !current_user_can('manage_options')) {
1155 + //error_log('[SITEMAP DEBUG] Error: Unauthorized access or form not submitted properly');
1156 + wp_die(esc_html__('Unauthorized access', 'mxchat'));
1157 + }
1158 +
1159 + // Verify nonce
1160 + //error_log('[SITEMAP DEBUG] Verifying nonce');
1161 + check_admin_referer('mxchat_submit_sitemap_action', 'mxchat_submit_sitemap_nonce');
1162 +
1163 + // Validate URL
1164 + if (!isset($_POST['sitemap_url']) || empty($_POST['sitemap_url'])) {
1165 + //error_log('[SITEMAP DEBUG] Error: Empty or missing URL');
1166 + set_transient('mxchat_admin_notice_error',
1167 + esc_html__('Please provide a valid URL.', 'mxchat'),
1168 + 30
1169 + );
1170 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1171 + exit;
1172 + }
1173 +
1174 + $submitted_url = esc_url_raw($_POST['sitemap_url']);
1175 +
1176 + // Continue processing with already extracted bot_id
1177 + //error_log('[SITEMAP DEBUG] Processing URL: ' . $submitted_url . ' for bot: ' . $bot_id);
1178 +
1179 + // UPDATED: Get bot-specific options and validate API key
1180 + $bot_options = $this->get_bot_options($bot_id);
1181 + //error_log('[SITEMAP DEBUG] Bot options retrieved: ' . print_r($bot_options, true));
1182 +
1183 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
1184 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
1185 +
1186 + //error_log('[SITEMAP DEBUG] Selected embedding model: ' . $selected_model);
1187 +
1188 + if (strpos($selected_model, 'voyage') === 0) {
1189 + $api_key = $options['voyage_api_key'] ?? '';
1190 + $provider_name = 'Voyage AI';
1191 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
1192 + $api_key = $options['gemini_api_key'] ?? '';
1193 + $provider_name = 'Google Gemini';
1194 + } else {
1195 + $api_key = $options['api_key'] ?? '';
1196 + $provider_name = 'OpenAI';
1197 + }
1198 +
1199 + //error_log('[SITEMAP DEBUG] Provider: ' . $provider_name . ', Has API key: ' . (!empty($api_key) ? 'YES' : 'NO'));
1200 +
1201 + if (empty($api_key)) {
1202 + $error_message = sprintf(
1203 + esc_html__('%s API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
1204 + $provider_name
1205 + );
1206 + //error_log('[SITEMAP DEBUG] Error: ' . $error_message);
1207 + set_transient('mxchat_admin_notice_error', $error_message, 30);
1208 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1209 + exit;
1210 + }
1211 +
1212 + //error_log('[SITEMAP DEBUG] Fetching URL content');
1213 + $response = wp_remote_get($submitted_url, array('timeout' => 30));
1214 +
1215 + if (is_wp_error($response) || wp_remote_retrieve_response_code($response) !== 200) {
1216 + $error_message = is_wp_error($response) ? $response->get_error_message() : 'HTTP Status: ' . wp_remote_retrieve_response_code($response);
1217 + //error_log('[SITEMAP DEBUG] Error fetching URL: ' . $error_message);
1218 + set_transient('mxchat_admin_notice_error',
1219 + sprintf(
1220 + esc_html__('Failed to fetch the URL: %s', 'mxchat'),
1221 + esc_html($error_message)
1222 + ),
1223 + 30
1224 + );
1225 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1226 + exit;
1227 + }
1228 +
1229 + $content_type = wp_remote_retrieve_header($response, 'content-type');
1230 + //error_log('[SITEMAP DEBUG] Content type: ' . $content_type);
1231 + $body_content = wp_remote_retrieve_body($response);
1232 +
1233 + if (empty($body_content)) {
1234 + //error_log('[SITEMAP DEBUG] Error: Empty response body');
1235 + set_transient('mxchat_admin_notice_error',
1236 + esc_html__('Empty response received from URL.', 'mxchat'),
1237 + 30
1238 + );
1239 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1240 + exit;
1241 + }
1242 + //error_log('[SITEMAP DEBUG] Retrieved body content length: ' . strlen($body_content) . ' bytes');
1243 +
1244 + // Handle PDF URL
1245 + if ($this->mxchat_is_pdf_url($submitted_url, $response)) {
1246 + //error_log('[SITEMAP DEBUG] Detected PDF URL, handling PDF for knowledge base');
1247 + //error_log('[SITEMAP DEBUG] About to call PDF handler with bot_id: ' . $bot_id);
1248 +
1249 + // UPDATED: Pass bot_id to PDF handler
1250 + $result = $this->mxchat_handle_pdf_for_knowledge_base($submitted_url, $response, $bot_id);
1251 + //error_log('[SITEMAP DEBUG] PDF handling result: ' . $result);
1252 +
1253 + if ($result === 'scheduled') {
1254 + set_transient(
1255 + 'mxchat_last_pdf_url',
1256 + sanitize_text_field($submitted_url),
1257 + DAY_IN_SECONDS
1258 + );
1259 + // UPDATED: Store bot_id for PDF processing
1260 + set_transient(
1261 + 'mxchat_last_pdf_bot_id',
1262 + $bot_id,
1263 + DAY_IN_SECONDS
1264 + );
1265 + //error_log('[SITEMAP DEBUG] PDF processing scheduled successfully for bot: ' . $bot_id);
1266 + set_transient('mxchat_admin_notice_info',
1267 + esc_html__('PDF processing has started in the background. You can check the progress in the Knowledge Base section.', 'mxchat'),
1268 + 30
1269 + );
1270 + } else {
1271 + //error_log('[SITEMAP DEBUG] PDF processing failed: ' . $result);
1272 + set_transient('mxchat_admin_notice_error',
1273 + esc_html__('Failed to start PDF processing: ', 'mxchat') . esc_html($result),
1274 + 30
1275 + );
1276 + }
1277 +
1278 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1279 + exit;
1280 + }
1281 +
1282 + // Handle Sitemap XML
1283 + if (strpos($content_type, 'xml') !== false || strpos($body_content, '<urlset') !== false) {
1284 + //error_log('[SITEMAP DEBUG] Detected XML content, processing as sitemap');
1285 + libxml_use_internal_errors(true);
1286 + $xml = simplexml_load_string($body_content);
1287 + $xml_errors = libxml_get_errors();
1288 + libxml_clear_errors();
1289 +
1290 + if ($xml === false || !empty($xml_errors)) {
1291 + //error_log('[SITEMAP DEBUG] Error: Invalid XML format');
1292 + if (!empty($xml_errors)) {
1293 + foreach ($xml_errors as $error) {
1294 + //error_log('[SITEMAP DEBUG] XML Error: ' . $error->message);
1295 + }
1296 + }
1297 +
1298 + set_transient('mxchat_admin_notice_error',
1299 + esc_html__('Invalid sitemap XML. Please provide a valid sitemap.', 'mxchat'),
1300 + 30
1301 + );
1302 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1303 + exit;
1304 + }
1305 +
1306 + //error_log('[SITEMAP DEBUG] Valid XML found, handling sitemap for knowledge base');
1307 + // UPDATED: Pass bot_id to sitemap handler
1308 + $result = $this->mxchat_handle_sitemap_for_knowledge_base($xml, $submitted_url, $bot_id);
1309 + //error_log('[SITEMAP DEBUG] Sitemap handling result: ' . $result);
1310 +
1311 + if ($result === 'scheduled') {
1312 + set_transient(
1313 + 'mxchat_last_sitemap_url',
1314 + sanitize_text_field($submitted_url),
1315 + DAY_IN_SECONDS
1316 + );
1317 + // UPDATED: Store bot_id for sitemap processing
1318 + set_transient(
1319 + 'mxchat_last_sitemap_bot_id',
1320 + $bot_id,
1321 + DAY_IN_SECONDS
1322 + );
1323 + set_transient('mxchat_admin_notice_info',
1324 + esc_html__('Sitemap processing has started in the background. You can check the progress in the Knowledge Base section.', 'mxchat'),
1325 + 30
1326 + );
1327 + } else {
1328 + set_transient('mxchat_admin_notice_error',
1329 + esc_html__('Failed to start sitemap processing. Please check the status below for details.', 'mxchat'),
1330 + 30
1331 + );
1332 + }
1333 +
1334 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1335 + exit;
1336 + }
1337 +
1338 + // Handle Regular URL
1339 + //error_log('[SITEMAP DEBUG] Processing as regular webpage');
1340 + $page_content = $this->mxchat_extract_main_content($body_content);
1341 + //error_log('[SITEMAP DEBUG] Extracted content length: ' . strlen($page_content) . ' bytes');
1342 +
1343 + $sanitized_content = $this->mxchat_sanitize_content_for_api($page_content);
1344 + //error_log('[SITEMAP DEBUG] Sanitized content length: ' . strlen($sanitized_content) . ' bytes');
1345 +
1346 + if (empty($sanitized_content)) {
1347 + //error_log('[SITEMAP DEBUG] Error: No valid content after sanitization');
1348 +
1349 + set_transient('mxchat_admin_notice_error',
1350 + esc_html__('No valid content found on the provided URL.', 'mxchat'),
1351 + 30
1352 + );
1353 +
1354 + set_transient('mxchat_single_url_status', [
1355 + 'url' => $submitted_url,
1356 + 'timestamp' => current_time('mysql'),
1357 + 'status' => 'failed',
1358 + 'error' => esc_html__('No valid content found on the provided URL.', 'mxchat')
1359 + ], DAY_IN_SECONDS);
1360 +
1361 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1362 + exit;
1363 + }
1364 +
1365 + //error_log('[SITEMAP DEBUG] Generating embedding for content');
1366 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content, $bot_id);
1367 +
1368 + if (is_string($embedding_vector)) {
1369 + //error_log('[SITEMAP DEBUG] Error generating embedding: ' . $embedding_vector);
1370 + $error_message = esc_html__('Failed to generate embedding: ', 'mxchat') . esc_html($embedding_vector);
1371 +
1372 + set_transient('mxchat_admin_notice_error', $error_message, 30);
1373 +
1374 + set_transient('mxchat_single_url_status', [
1375 + 'url' => $submitted_url,
1376 + 'timestamp' => current_time('mysql'),
1377 + 'status' => 'failed',
1378 + 'error' => $error_message
1379 + ], DAY_IN_SECONDS);
1380 +
1381 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1382 + exit;
1383 + }
1384 +
1385 + if (is_array($embedding_vector)) {
1386 + //error_log('[SITEMAP DEBUG] Successfully generated embedding with ' . count($embedding_vector) . ' dimensions');
1387 +
1388 + // UPDATED: Pass bot_id to database submission
1389 + $db_result = MxChat_Utils::submit_content_to_db(
1390 + $sanitized_content,
1391 + $submitted_url,
1392 + $api_key,
1393 + null,
1394 + $bot_id
1395 + );
1396 +
1397 + if (is_wp_error($db_result)) {
1398 + //error_log('[SITEMAP DEBUG] Error: Failed to store content in database: ' . $db_result->get_error_message());
1399 + $error_message = esc_html__('Failed to store content in database: ', 'mxchat') . esc_html($db_result->get_error_message());
1400 +
1401 + set_transient('mxchat_admin_notice_error', $error_message, 30);
1402 +
1403 + set_transient('mxchat_single_url_status', [
1404 + 'url' => $submitted_url,
1405 + 'timestamp' => current_time('mysql'),
1406 + 'status' => 'failed',
1407 + 'error' => $error_message
1408 + ], DAY_IN_SECONDS);
1409 +
1410 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1411 + exit;
1412 + }
1413 +
1414 + //error_log('[SITEMAP DEBUG] Successfully stored content in database');
1415 + $success_message = esc_html__('URL content successfully submitted!', 'mxchat');
1416 +
1417 + set_transient('mxchat_admin_notice_success', $success_message, 30);
1418 +
1419 + set_transient('mxchat_single_url_status', [
1420 + 'url' => $submitted_url,
1421 + 'timestamp' => current_time('mysql'),
1422 + 'status' => 'complete',
1423 + 'content_length' => strlen($sanitized_content),
1424 + 'embedding_dimensions' => count($embedding_vector)
1425 + ], DAY_IN_SECONDS);
1426 +
1427 + } else {
1428 + //error_log('[SITEMAP DEBUG] Error: Failed to generate embedding. Unexpected result type: ' . gettype($embedding_vector));
1429 + $error_message = esc_html__('Failed to generate embedding: Unexpected result type. Please check your API key and try again.', 'mxchat');
1430 +
1431 + set_transient('mxchat_admin_notice_error', $error_message, 30);
1432 +
1433 + set_transient('mxchat_single_url_status', [
1434 + 'url' => $submitted_url,
1435 + 'timestamp' => current_time('mysql'),
1436 + 'status' => 'failed',
1437 + 'error' => $error_message
1438 + ], DAY_IN_SECONDS);
1439 + }
1440 +
1441 + //error_log('[SITEMAP DEBUG] ===== Completed URL submission process =====');
1442 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1443 + exit;
1444 +}
1445 +
1446 +public function mxchat_get_single_url_status() {
1447 + $status = get_transient('mxchat_single_url_status');
1448 + if (!$status) {
1449 + return null;
1450 + }
1451 +
1452 + // Add human-readable time
1453 + if (isset($status['timestamp'])) {
1454 + $status['human_time'] = human_time_diff(strtotime($status['timestamp']), current_time('timestamp')) . ' ' . __('ago', 'mxchat');
1455 + }
1456 +
1457 + return $status;
1458 +}
1459 +
1460 +public function mxchat_handle_sitemap_for_knowledge_base($xml, $sitemap_url, $bot_id = 'default') {
1461 + delete_transient('mxchat_single_url_status');
1462 + if (!current_user_can('manage_options')) {
1463 + //error_log(esc_html__('Unauthorized sitemap processing attempt', 'mxchat'));
1464 + return false;
1465 + }
1466 +
1467 + try {
1468 + $sitemap_url = esc_url_raw($sitemap_url);
1469 +
1470 + if (!$xml || !is_object($xml)) {
1471 + throw new Exception(__('Invalid XML object provided', 'mxchat'));
1472 + }
1473 +
1474 + // UPDATED: Get bot-specific embedding API for validation
1475 + $bot_options = $this->get_bot_options($bot_id);
1476 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
1477 +
1478 + // ADD THIS: Test the embedding API before processing
1479 + $test_phrase = "Test embedding generation for MxChat";
1480 + $test_result = $this->mxchat_generate_embedding($test_phrase, $bot_id);
1481 +
1482 + if (is_string($test_result)) {
1483 + //error_log('[MXCHAT-URL] Embedding API validation failed: ' . $test_result);
1484 +
1485 + $status_data = array(
1486 + 'total_urls' => 0,
1487 + 'processed_urls' => 0,
1488 + 'status' => 'error',
1489 + 'error' => __('Embedding API validation failed: ', 'mxchat') . $test_result,
1490 + 'last_update' => time(),
1491 + 'bot_id' => $bot_id // ADDED
1492 + );
1493 +
1494 + set_transient(
1495 + sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url)),
1496 + array_map('sanitize_text_field', $status_data),
1497 + DAY_IN_SECONDS
1498 + );
1499 +
1500 + throw new Exception(__('Embedding API validation failed: ', 'mxchat') . $test_result);
1501 + }
1502 +
1503 + if (!is_array($test_result)) {
1504 + //error_log('[MXCHAT-URL] Embedding API returned unexpected result type: ' . gettype($test_result));
1505 + throw new Exception(__('Embedding API returned unexpected result type. Please check your configuration.', 'mxchat'));
1506 + }
1507 +
1508 + $urls = [];
1509 + foreach ($xml->url as $url_element) {
1510 + $url = esc_url_raw((string)$url_element->loc);
1511 + if ($url) {
1512 + $urls[] = $url;
1513 + }
1514 + }
1515 +
1516 + $total_urls = absint(count($urls));
1517 +
1518 + if ($total_urls < 1) {
1519 + throw new Exception(__('No valid URLs found in sitemap', 'mxchat'));
1520 + }
1521 +
1522 + // UPDATED: Pass bot_id to sitemap processing cron
1523 + wp_schedule_single_event(time(), 'mxchat_process_sitemap_urls', array(
1524 + 'urls' => $urls,
1525 + 'sitemap_url' => $sitemap_url,
1526 + 'total_urls' => $total_urls,
1527 + 'batch_size' => absint(10),
1528 + 'batch_pause' => absint(5),
1529 + 'bot_id' => $bot_id // ADDED
1530 + ));
1531 +
1532 + $status_data = array(
1533 + 'total_urls' => $total_urls,
1534 + 'processed_urls' => 0,
1535 + 'status' => 'processing',
1536 + 'last_update' => time(),
1537 + 'bot_id' => $bot_id // ADDED
1538 + );
1539 +
1540 + set_transient(
1541 + sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url)),
1542 + array_map('sanitize_text_field', $status_data),
1543 + DAY_IN_SECONDS
1544 + );
1545 +
1546 + return __('scheduled', 'mxchat');
1547 +
1548 + } catch (\Exception $e) {
1549 + $error_message = $e->getMessage();
1550 + //error_log(sprintf(esc_html__('Error preparing sitemap for processing: %s', 'mxchat'), esc_html($error_message)));
1551 +
1552 + set_transient(
1553 + 'mxchat_last_sitemap_url',
1554 + sanitize_text_field($sitemap_url),
1555 + DAY_IN_SECONDS
1556 + );
1557 +
1558 + $status_data = array(
1559 + 'total_urls' => 0,
1560 + 'processed_urls' => 0,
1561 + 'status' => 'error',
1562 + 'error' => $error_message,
1563 + 'last_update' => time(),
1564 + 'bot_id' => $bot_id // ADDED
1565 + );
1566 +
1567 + set_transient(
1568 + sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url)),
1569 + array_map('sanitize_text_field', $status_data),
1570 + DAY_IN_SECONDS
1571 + );
1572 +
1573 + return $error_message;
1574 + }
1575 +}
1576 +public function mxchat_process_sitemap_urls_cron($urls, $sitemap_url, $total_urls, $batch_size, $batch_pause, $bot_id = 'default') {
1577 + // Validate inputs
1578 + $sitemap_url = esc_url_raw($sitemap_url);
1579 + $total_urls = absint($total_urls);
1580 + $batch_size = absint($batch_size);
1581 + $batch_pause = absint($batch_pause);
1582 + $bot_id = sanitize_key($bot_id);
1583 +
1584 + if (!is_array($urls) || empty($urls)) {
1585 + return;
1586 + }
1587 +
1588 + try {
1589 + $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
1590 + $status = get_transient($status_key);
1591 +
1592 + if (!$status || !is_array($status)) {
1593 + throw new Exception('Invalid status data retrieved from transient');
1594 + }
1595 +
1596 + // Initialize failed_urls array if it doesn't exist
1597 + if (!isset($status['failed_urls_list']) || !is_array($status['failed_urls_list'])) {
1598 + $status['failed_urls_list'] = [];
1599 + }
1600 +
1601 + $start_url = absint($status['processed_urls']);
1602 + $end_url = min($start_url + $batch_size, $total_urls);
1603 +
1604 + // UPDATED: Get bot-specific options
1605 + $bot_options = $this->get_bot_options($bot_id);
1606 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
1607 +
1608 + // Track batch statistics
1609 + $batch_stats = [
1610 + 'processed' => 0,
1611 + 'failed' => 0,
1612 + 'last_error' => '',
1613 + 'embedding_errors' => 0,
1614 + 'network_errors' => 0,
1615 + 'timeout_errors' => 0
1616 + ];
1617 +
1618 + @set_time_limit(300);
1619 +
1620 + for ($i = $start_url; $i < $end_url; $i++) {
1621 + $page_url = esc_url_raw($urls[$i]);
1622 + $max_retries = 5;
1623 + $retry_count = 0;
1624 + $url_processed = false;
1625 + $last_error = '';
1626 +
1627 + if (memory_get_usage(true) > (1024 * 1024 * 100)) {
1628 + //error_log('MxChat: Memory usage high, taking break');
1629 + sleep(2);
1630 + }
1631 +
1632 + while (!$url_processed && $retry_count < $max_retries) {
1633 + try {
1634 + $timeout = 30 + ($retry_count * 10);
1635 +
1636 + $page_response = wp_remote_get($page_url, array(
1637 + 'timeout' => $timeout,
1638 + 'redirection' => 5,
1639 + 'user-agent' => 'MxChat/1.0'
1640 + ));
1641 +
1642 + if (is_wp_error($page_response)) {
1643 + $error_msg = $page_response->get_error_message();
1644 +
1645 + if (strpos($error_msg, 'timeout') !== false) {
1646 + $batch_stats['timeout_errors']++;
1647 + } else {
1648 + $batch_stats['network_errors']++;
1649 + }
1650 +
1651 + throw new Exception('HTTP request failed: ' . $error_msg);
1652 + }
1653 +
1654 + $response_code = wp_remote_retrieve_response_code($page_response);
1655 +
1656 + if (!in_array($response_code, [200, 201, 202])) {
1657 + if ($response_code >= 400 && $response_code < 500) {
1658 + throw new Exception('HTTP Status: ' . $response_code . ' (permanent failure)');
1659 + }
1660 + throw new Exception('HTTP Status: ' . $response_code);
1661 + }
1662 +
1663 + $page_html = wp_remote_retrieve_body($page_response);
1664 +
1665 + if (empty($page_html)) {
1666 + throw new Exception('Empty response body');
1667 + }
1668 +
1669 + $page_content = $this->mxchat_extract_main_content($page_html);
1670 + $sanitized_content = $this->mxchat_sanitize_content_for_api($page_content);
1671 +
1672 + if (empty($sanitized_content)) {
1673 + //error_log("MxChat: No content found for URL: {$page_url}");
1674 + $url_processed = true;
1675 + $batch_stats['processed']++;
1676 + break;
1677 + }
1678 +
1679 + // UPDATED: Use bot-specific embedding generation
1680 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content, $bot_id);
1681 +
1682 + if (is_string($embedding_vector)) {
1683 + $batch_stats['embedding_errors']++;
1684 +
1685 + if (strpos($embedding_vector, 'rate limit') !== false ||
1686 + strpos($embedding_vector, 'quota') !== false) {
1687 + sleep(30 + ($retry_count * 10));
1688 + }
1689 +
1690 + throw new Exception('Embedding generation failed: ' . $embedding_vector);
1691 + }
1692 +
1693 + if (!is_array($embedding_vector)) {
1694 + throw new Exception('Embedding generation returned unexpected result type: ' . gettype($embedding_vector));
1695 + }
1696 +
1697 + // UPDATED: Pass bot_id to database submission
1698 + $submission_result = MxChat_Utils::submit_content_to_db($sanitized_content, $page_url, $options['api_key'], null, $bot_id);
1699 +
1700 + if (is_wp_error($submission_result)) {
1701 + throw new Exception('Database submission failed: ' . $submission_result->get_error_message());
1702 + }
1703 +
1704 + // Success!
1705 + $url_processed = true;
1706 + $batch_stats['processed']++;
1707 +
1708 + } catch (Exception $e) {
1709 + $retry_count++;
1710 + $last_error = $e->getMessage();
1711 +
1712 + if (strpos($last_error, 'rate limit') !== false) {
1713 + sleep(60);
1714 + } elseif (strpos($last_error, 'timeout') !== false) {
1715 + sleep(10);
1716 + } elseif (strpos($last_error, 'permanent failure') !== false) {
1717 + break;
1718 + } else {
1719 + sleep(pow(2, $retry_count - 1));
1720 + }
1721 + }
1722 + }
1723 +
1724 + // If URL still not processed after all retries, mark as failed
1725 + if (!$url_processed) {
1726 + $batch_stats['failed']++;
1727 + $batch_stats['last_error'] = $last_error;
1728 +
1729 + $status['failed_urls_list'][] = [
1730 + 'url' => $page_url,
1731 + 'error' => $last_error,
1732 + 'time' => time(),
1733 + 'retries' => $max_retries
1734 + ];
1735 +
1736 + if (count($status['failed_urls_list']) > 100) {
1737 + $status['failed_urls_list'] = array_slice($status['failed_urls_list'], -100);
1738 + }
1739 + }
1740 +
1741 + // Update progress after each URL
1742 + $status['processed_urls'] = absint($i + 1);
1743 + $status['last_update'] = time();
1744 + $status['failed_urls'] = absint($status['failed_urls'] ?? 0) + ($url_processed ? 0 : 1);
1745 + $status['last_error'] = $batch_stats['last_error'];
1746 +
1747 + set_transient($status_key, $status, DAY_IN_SECONDS);
1748 + }
1749 +
1750 + $failure_rate = $batch_stats['failed'] / max(1, $batch_stats['processed'] + $batch_stats['failed']);
1751 +
1752 + if ($batch_stats['processed'] === 0 && $batch_stats['failed'] >= 5) {
1753 + $status['status'] = 'error';
1754 + $status['error'] = sprintf(
1755 + 'Processing stopped after %d consecutive failures. Last error: %s',
1756 + $batch_stats['failed'],
1757 + $batch_stats['last_error']
1758 + );
1759 + set_transient($status_key, $status, DAY_IN_SECONDS);
1760 + return;
1761 + }
1762 +
1763 + // Update final progress
1764 + $status['processed_urls'] = min($end_url, $total_urls);
1765 + $status['last_update'] = time();
1766 + $status['batch_stats'] = $batch_stats;
1767 + set_transient($status_key, $status, DAY_IN_SECONDS);
1768 +
1769 + // Check if we've processed all URLs
1770 + if ($end_url >= $total_urls) {
1771 + // All URLs have been processed - mark as complete
1772 + $status['status'] = 'complete';
1773 + $status['processed_urls'] = $total_urls;
1774 +
1775 + $status['completion_summary'] = [
1776 + 'total_urls' => $total_urls,
1777 + 'successful_urls' => $total_urls - absint($status['failed_urls'] ?? 0),
1778 + 'failed_urls' => absint($status['failed_urls'] ?? 0),
1779 + 'completion_time' => current_time('mysql'),
1780 + 'final_batch_stats' => $batch_stats
1781 + ];
1782 +
1783 + set_transient($status_key, $status, DAY_IN_SECONDS);
1784 + } else {
1785 + $dynamic_pause = $batch_pause;
1786 +
1787 + if ($failure_rate > 0.5) {
1788 + $dynamic_pause *= 3;
1789 + } elseif ($batch_stats['embedding_errors'] > 3) {
1790 + $dynamic_pause *= 2;
1791 + }
1792 +
1793 + // UPDATED: Pass bot_id to next batch
1794 + wp_schedule_single_event(time() + $dynamic_pause, 'mxchat_process_sitemap_urls', array(
1795 + 'urls' => $urls,
1796 + 'sitemap_url' => $sitemap_url,
1797 + 'total_urls' => $total_urls,
1798 + 'batch_size' => $batch_size,
1799 + 'batch_pause' => $batch_pause,
1800 + 'bot_id' => $bot_id // ADDED
1801 + ));
1802 + }
1803 + } catch (\Exception $e) {
1804 + $status['last_error'] = $e->getMessage();
1805 + $status['error_count'] = ($status['error_count'] ?? 0) + 1;
1806 +
1807 + if ($status['error_count'] >= 5) {
1808 + $status['status'] = 'error';
1809 + $status['error'] = 'Too many batch failures: ' . $e->getMessage();
1810 + } else {
1811 + // UPDATED: Pass bot_id to retry batch
1812 + wp_schedule_single_event(time() + 300, 'mxchat_process_sitemap_urls', array(
1813 + 'urls' => $urls,
1814 + 'sitemap_url' => $sitemap_url,
1815 + 'total_urls' => $total_urls,
1816 + 'batch_size' => max(5, $batch_size / 2),
1817 + 'batch_pause' => $batch_pause * 2,
1818 + 'bot_id' => $bot_id // ADDED
1819 + ));
1820 + }
1821 +
1822 + set_transient($status_key, $status, DAY_IN_SECONDS);
1823 + }
1824 +}
1825 +
1826 +
1827 +public function mxchat_sanitize_content_for_api($content) {
1828 + //error_log('[MXCHAT-SANITIZE] Original content preview: ' . substr($content, 0, 500) . '...');
1829 +
1830 + // Remove script, style tags, and HTML comments
1831 + $content = preg_replace('/<script\b[^>]*>(.*?)<\/script>/is', '', $content);
1832 + $content = preg_replace('/<style\b[^>]*>(.*?)<\/style>/is', '', $content);
1833 + $content = preg_replace('/<!--(.|\s)*?-->/', '', $content);
1834 +
1835 + // Remove all HTML tags and decode HTML entities
1836 + $content = wp_strip_all_tags($content);
1837 + $content = html_entity_decode($content, ENT_QUOTES | ENT_HTML5);
1838 +
1839 + // Normalize whitespace but preserve paragraph breaks
1840 + // First, normalize line endings to \n
1841 + $content = str_replace(["\r\n", "\r"], "\n", $content);
1842 + // Replace multiple spaces/tabs with single space, but preserve newlines
1843 + $content = preg_replace('/[ \t]+/', ' ', $content);
1844 + // Replace 3+ newlines with 2 newlines (max 2 blank lines)
1845 + $content = preg_replace('/\n{3,}/', "\n\n", $content);
1846 + // Trim each line
1847 + $lines = explode("\n", $content);
1848 + $lines = array_map('trim', $lines);
1849 + $content = implode("\n", $lines);
1850 + // Final trim
1851 + $content = trim($content);
1852 +
1853 + // Remove control characters (which can cause database issues) but preserve \n (0x0A) and \r (0x0D)
1854 + $content = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/u', '', $content);
1855 +
1856 + // Remove NULL bytes which can cause database errors
1857 + $content = str_replace("\0", "", $content);
1858 +
1859 + // Ensure valid UTF-8 encoding
1860 + $content = wp_check_invalid_utf8($content);
1861 +
1862 + // Remove any extremely long strings without spaces (often garbage)
1863 + $content = preg_replace('/\S{300,}/', ' ', $content);
1864 +
1865 + // Replace problematic characters that often cause database issues
1866 + $content = preg_replace('/[\x{10000}-\x{10FFFF}]/u', '', $content); // Remove emoji and other high Unicode characters
1867 +
1868 + // Replace any remaining potentially problematic characters with spaces
1869 + // BUT preserve newlines by temporarily replacing them
1870 + $content = str_replace("\n", "NEWLINE_PLACEHOLDER", $content);
1871 + $content = preg_replace('/[^\p{L}\p{N}\p{P}\p{Z}\p{Sm}]/u', ' ', $content);
1872 + $content = str_replace("NEWLINE_PLACEHOLDER", "\n", $content);
1873 +
1874 + // Limit to reasonable length if needed
1875 + $max_length = 65000; // Just under MySQL TEXT field limit
1876 + if (strlen($content) > $max_length) {
1877 + $content = substr($content, 0, $max_length);
1878 + }
1879 +
1880 + //error_log('[MXCHAT-SANITIZE] Sanitized content preview: ' . substr($content, 0, 500) . '...');
1881 + return $content;
1882 +}
1883 +public function mxchat_extract_main_content($html) {
1884 + if (empty($html)) {
1885 + return '';
1886 + }
1887 + try {
1888 + $dom = new DOMDocument;
1889 + libxml_use_internal_errors(true); // Suppress HTML parsing errors
1890 + @$dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'), LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
1891 + $xpath = new DOMXPath($dom);
1892 +
1893 + // For debugging purposes
1894 + $debugEnabled = false; // Set to true to enable debugging output
1895 + $debug = function($message) use ($debugEnabled) {
1896 + if ($debugEnabled) {
1897 + //error_log('[MXCHAT-DEBUG] ' . $message);
1898 + }
1899 + };
1900 +
1901 + // Direct targeting for Gerow theme posts
1902 + $post_text = $xpath->query('//div[contains(@class, "post-text")]');
1903 + if ($post_text && $post_text->length > 0) {
1904 + $debug("Found post-text directly");
1905 + $content = '';
1906 + foreach ($post_text as $node) {
1907 + $content .= $dom->saveHTML($node);
1908 + }
1909 + if (!empty($content)) {
1910 + $debug("Returning post-text content");
1911 + return $content;
1912 + }
1913 + }
1914 +
1915 + // Try to get the blog details content which contains the post-text
1916 + $blog_details = $xpath->query('//div[contains(@class, "blog-details-content")]');
1917 + if ($blog_details && $blog_details->length > 0) {
1918 + $debug("Found blog-details-content");
1919 + $content = '';
1920 + foreach ($blog_details as $node) {
1921 + $content .= $dom->saveHTML($node);
1922 + }
1923 + if (!empty($content)) {
1924 + $debug("Returning blog-details-content");
1925 + return $content;
1926 + }
1927 + }
1928 +
1929 + // Try to get the article which contains the blog details
1930 + $article = $xpath->query('//article[contains(@class, "blog-details-wrap")]');
1931 + if ($article && $article->length > 0) {
1932 + $debug("Found article with blog-details-wrap");
1933 + $content = '';
1934 + foreach ($article as $node) {
1935 + $content .= $dom->saveHTML($node);
1936 + }
1937 + if (!empty($content)) {
1938 + $debug("Returning article content");
1939 + return $content;
1940 + }
1941 + }
1942 +
1943 + // Try even broader with the blog-item-wrap
1944 + $blog_item = $xpath->query('//div[contains(@class, "blog-item-wrap")]');
1945 + if ($blog_item && $blog_item->length > 0) {
1946 + $debug("Found blog-item-wrap");
1947 + $content = '';
1948 + foreach ($blog_item as $node) {
1949 + $content .= $dom->saveHTML($node);
1950 + }
1951 + if (!empty($content)) {
1952 + $debug("Returning blog-item-wrap content");
1953 + return $content;
1954 + }
1955 + }
1956 +
1957 + // Specific Gerow theme path
1958 + $gerow_path = $xpath->query('//section[contains(@class, "blog-area")]//div[contains(@class, "post-text")]');
1959 + if ($gerow_path && $gerow_path->length > 0) {
1960 + $debug("Found Gerow theme path to post-text");
1961 + $content = '';
1962 + foreach ($gerow_path as $node) {
1963 + $content .= $dom->saveHTML($node);
1964 + }
1965 + if (!empty($content)) {
1966 + $debug("Returning Gerow post-text content");
1967 + return $content;
1968 + }
1969 + }
1970 +
1971 + // Generic blog post selectors
1972 + $selectors = [
1973 + // Blog post specific selectors
1974 + '//div[contains(@class, "post-text")]',
1975 + '//article[contains(@class, "blog-post-item")]//div[contains(@class, "post-text")]',
1976 + '//div[contains(@class, "blog-details-content")]',
1977 + '//article[contains(@class, "blog-details-wrap")]',
1978 + '//div[contains(@class, "entry-content")]',
1979 + '//div[contains(@class, "blog-content")]',
1980 + '//div[contains(@class, "blog-item-wrap")]',
1981 +
1982 + // More general content selectors
1983 + '//div[contains(@class, "page__content")]',
1984 + '//div[contains(@class, "elementor-widget-container")]',
1985 + '//div[contains(@class, "elementor-text-editor")]',
1986 + '//div[contains(@class, "elementor-widget-text-editor")]',
1987 + '//*[contains(@class, "entry-content")]',
1988 + '//*[contains(@class, "post-content")]',
1989 + '//*[contains(@class, "article-content")]',
1990 + '//*[@id="content"]',
1991 + '//*[@id="main-content"]',
1992 + '//section[contains(@class, "blog-area")]',
1993 + '//article',
1994 + '//main',
1995 + '//div[contains(@class, "content")]'
1996 + ];
1997 +
1998 + // First handle Elementor content
1999 + $debug("Checking for Elementor content");
2000 + $elementor_widgets = $xpath->query('//div[contains(@class, "elementor-element")]//div[contains(@class, "elementor-widget-container")]');
2001 + if ($elementor_widgets && $elementor_widgets->length > 0) {
2002 + $debug("Found Elementor widgets");
2003 + $combined_content = '';
2004 + foreach ($elementor_widgets as $widget) {
2005 + $widget_content = $dom->saveHTML($widget);
2006 + if (!empty($widget_content)) {
2007 + $combined_content .= $widget_content;
2008 + }
2009 + }
2010 + if (!empty($combined_content)) {
2011 + $debug("Returning Elementor content");
2012 + return $combined_content;
2013 + }
2014 + }
2015 +
2016 + // Try standard selectors one by one
2017 + foreach ($selectors as $selector) {
2018 + $debug("Trying selector: " . $selector);
2019 + $nodes = $xpath->query($selector);
2020 + if ($nodes && $nodes->length > 0) {
2021 + $debug("Found matches for selector: " . $selector);
2022 + $content = '';
2023 + foreach ($nodes as $node) {
2024 + $content .= $dom->saveHTML($node);
2025 + }
2026 + if (!empty($content)) {
2027 + $debug("Returning content from selector: " . $selector);
2028 + return $content;
2029 + }
2030 + }
2031 + }
2032 +
2033 + // Manual regex fallback for post-text if DOM methods fail
2034 + $debug("Trying regex fallback");
2035 + if (preg_match('/<div class="post-text">(.*?)<\/div>\s*<\/div>\s*<\/div>/s', $html, $matches)) {
2036 + $debug("Found post-text via regex");
2037 + return '<div class="post-text">' . $matches[1] . '</div>';
2038 + }
2039 +
2040 + // Try to extract the blog section as a whole
2041 + $blog_section = $xpath->query('//section[contains(@class, "blog-area")]');
2042 + if ($blog_section && $blog_section->length > 0) {
2043 + $debug("Found blog-area section");
2044 + $content = '';
2045 + foreach ($blog_section as $node) {
2046 + $content .= $dom->saveHTML($node);
2047 + }
2048 + if (!empty($content)) {
2049 + $debug("Returning blog-area section content");
2050 + return $content;
2051 + }
2052 + }
2053 +
2054 + // Fallback: Return the body content if no specific selector matches
2055 + $debug("Using body fallback");
2056 + $body = $dom->getElementsByTagName('body');
2057 + if ($body->length > 0) {
2058 + return $dom->saveHTML($body->item(0));
2059 + }
2060 +
2061 + // Last resort: return the original HTML
2062 + $debug("Returning original HTML");
2063 + return $html;
2064 + } catch (Exception $e) {
2065 + //error_log('[MXCHAT-ERROR] Content extraction failed: ' . $e->getMessage());
2066 + return $html; // Return original HTML if parsing fails
2067 + } finally {
2068 + libxml_clear_errors();
2069 + }
2070 +}
2071 +public function mxchat_get_sitemap_processing_status($sitemap_url) {
2072 + $sitemap_url = esc_url_raw($sitemap_url);
2073 + $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
2074 + $status = get_transient($status_key);
2075 +
2076 + if (!$status || !is_array($status)) {
2077 + return false;
2078 + }
2079 +
2080 + // Auto-complete check: if all URLs are processed but status isn't complete
2081 + if (isset($status['processed_urls']) && isset($status['total_urls']) &&
2082 + $status['processed_urls'] >= $status['total_urls'] &&
2083 + isset($status['status']) && $status['status'] !== 'complete' &&
2084 + $status['status'] !== 'error') {
2085 +
2086 + // Mark as complete
2087 + $status['status'] = 'complete';
2088 + $status['processed_urls'] = $status['total_urls']; // Ensure exact match
2089 +
2090 + // Update the transient with the corrected status
2091 + set_transient($status_key, $status, DAY_IN_SECONDS);
2092 + }
2093 +
2094 + return array(
2095 + 'total_urls' => absint($status['total_urls']),
2096 + 'processed_urls' => absint($status['processed_urls']),
2097 + 'failed_urls' => absint($status['failed_urls'] ?? 0),
2098 + 'percentage' => ($status['total_urls'] > 0)
2099 + ? round((absint($status['processed_urls']) / absint($status['total_urls'])) * 100)
2100 + : 0,
2101 + 'status' => sanitize_text_field($status['status']),
2102 + 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
2103 + 'error' => isset($status['error']) ? sanitize_text_field($status['error']) : '',
2104 + 'last_error' => isset($status['last_error']) ? sanitize_text_field($status['last_error']) : '',
2105 + 'failed_urls_list' => isset($status['failed_urls_list']) ? $status['failed_urls_list'] : array()
2106 + );
2107 +}
2108 +
2109 +public function mxchat_ajax_get_status_updates() {
2110 + try {
2111 + // Verify the request
2112 + check_ajax_referer('mxchat_status_nonce', 'nonce');
2113 +
2114 + // Get the status just like in your admin page
2115 + $pdf_url = get_transient('mxchat_last_pdf_url');
2116 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
2117 +
2118 + $pdf_status = $pdf_url ? $this->mxchat_get_pdf_processing_status($pdf_url) : false;
2119 + $sitemap_status = $sitemap_url ? $this->mxchat_get_sitemap_processing_status($sitemap_url) : false;
2120 +
2121 + // Add the PDF URL to the status object
2122 + if ($pdf_status && $pdf_url) {
2123 + $pdf_status['pdf_url'] = $pdf_url;
2124 + }
2125 +
2126 + // Set the current PDF URL for the manual batch processing button
2127 + $current_pdf_url = $pdf_url;
2128 +
2129 + // Check for true processing status, not just presence of status
2130 + $is_active_processing =
2131 + ($sitemap_status && isset($sitemap_status['status']) && $sitemap_status['status'] === 'processing') ||
2132 + ($pdf_status && isset($pdf_status['status']) && $pdf_status['status'] === 'processing');
2133 +
2134 + // Get single URL status, but only if no processing is active
2135 + $single_url_status = !$is_active_processing ? $this->mxchat_get_single_url_status() : false;
2136 +
2137 + // REMOVED: Auto-clearing of completed status - now only done via dismiss button
2138 +
2139 + // Return JSON response with the status data
2140 + wp_send_json(array(
2141 + 'pdf_status' => $pdf_status,
2142 + 'sitemap_status' => $sitemap_status,
2143 + 'single_url_status' => $single_url_status,
2144 + 'is_processing' => $is_active_processing,
2145 + 'current_pdf_url' => $current_pdf_url
2146 + ));
2147 +
2148 + } catch (Exception $e) {
2149 + // Log the error
2150 + //error_log('MxChat Status Update Error: ' . $e->getMessage());
2151 +
2152 + // Return a friendly error response
2153 + wp_send_json_error(array(
2154 + 'message' => 'Error getting status updates: ' . $e->getMessage(),
2155 + 'status' => 'error'
2156 + ));
2157 + }
2158 +}
2159 +public function mxchat_stop_processing() {
2160 + // Verify permissions
2161 + if (!current_user_can('manage_options')) {
2162 + wp_die(esc_html__('Unauthorized access', 'mxchat'));
2163 + }
2164 +
2165 + // Verify nonce
2166 + check_admin_referer('mxchat_stop_processing_action', 'mxchat_stop_processing_nonce');
2167 +
2168 + // Get the last sitemap URL and clear its transient
2169 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
2170 + if ($sitemap_url) {
2171 + delete_transient('mxchat_sitemap_status_' . md5($sitemap_url));
2172 + delete_transient('mxchat_last_sitemap_url');
2173 + }
2174 +
2175 + // Get the last PDF URL and clear its transient
2176 + $pdf_url = get_transient('mxchat_last_pdf_url');
2177 + if ($pdf_url) {
2178 + delete_transient('mxchat_pdf_status_' . md5($pdf_url));
2179 + delete_transient('mxchat_last_pdf_url');
2180 + }
2181 +
2182 + // Unschedule any pending sitemap events
2183 + $timestamp = wp_next_scheduled('mxchat_process_sitemap_urls');
2184 + if ($timestamp) {
2185 + wp_unschedule_event($timestamp, 'mxchat_process_sitemap_urls');
2186 + }
2187 +
2188 + // Redirect back with a success message
2189 + set_transient('mxchat_admin_notice_success',
2190 + esc_html__('Processing has been stopped successfully.', 'mxchat'),
2191 + 30
2192 + );
2193 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
2194 + exit;
2195 +}
2196 +
2197 +
2198 +/**
2199 + * Get content list for processing
2200 + */
2201 +public function ajax_mxchat_get_content_list() {
2202 + // Verify the nonce
2203 + check_ajax_referer('mxchat_content_selector_nonce', 'nonce');
2204 +
2205 + if (!current_user_can('manage_options')) {
2206 + wp_send_json_error(__('Unauthorized access', 'mxchat'));
2207 + }
2208 +
2209 + $page = isset($_GET['page']) ? absint($_GET['page']) : 1;
2210 + $per_page = isset($_GET['per_page']) ? absint($_GET['per_page']) : 50;
2211 + $search = isset($_GET['search']) ? sanitize_text_field($_GET['search']) : '';
2212 + $post_type = isset($_GET['post_type']) ? sanitize_text_field($_GET['post_type']) : 'all';
2213 + $post_status = isset($_GET['post_status']) ? sanitize_text_field($_GET['post_status']) : 'publish';
2214 + $processed_filter = isset($_GET['processed_filter']) ? sanitize_text_field($_GET['processed_filter']) : 'all';
2215 +
2216 + // Build query args
2217 + $args = array(
2218 + 'posts_per_page' => $per_page,
2219 + 'paged' => $page,
2220 + 'post_status' => $post_status !== 'all' ? $post_status : array('publish', 'draft', 'pending'),
2221 + 'orderby' => 'date',
2222 + 'order' => 'DESC',
2223 + );
2224 +
2225 + // Handle post types - IMPROVED VERSION
2226 + if ($post_type !== 'all') {
2227 + $args['post_type'] = $post_type;
2228 + } else {
2229 + // Get all available post types that might contain content
2230 + $all_post_types = array();
2231 +
2232 + // First get all public post types
2233 + $public_types = get_post_types(array('public' => true), 'names');
2234 + $all_post_types = array_merge($all_post_types, $public_types);
2235 +
2236 + // Add common forum/community post types
2237 + $forum_types = array('topic', 'reply', 'forum', 'wpforo_topic', 'wpforo_post');
2238 + foreach ($forum_types as $forum_type) {
2239 + if (post_type_exists($forum_type)) {
2240 + $all_post_types[] = $forum_type;
2241 + }
2242 + }
2243 +
2244 + // Add other commonly used post types
2245 + $common_types = array('product', 'job_listing', 'event', 'portfolio');
2246 + foreach ($common_types as $common_type) {
2247 + if (post_type_exists($common_type)) {
2248 + $all_post_types[] = $common_type;
2249 + }
2250 + }
2251 +
2252 + // Remove duplicates and ensure we have at least some post types
2253 + $all_post_types = array_unique($all_post_types);
2254 +
2255 + if (empty($all_post_types)) {
2256 + // Fallback to basic post types
2257 + $all_post_types = array('post', 'page');
2258 + }
2259 +
2260 + $args['post_type'] = $all_post_types;
2261 +
2262 + // Debug logging to see what post types are being queried
2263 + //error_log('MxChat Debug: Querying post types: ' . implode(', ', $all_post_types));
2264 + }
2265 +
2266 + if (!empty($search)) {
2267 + $args['s'] = $search;
2268 + }
2269 +
2270 + // Get processed data from storage
2271 + $processed_data = array();
2272 +
2273 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
2274 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2275 +
2276 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
2277 + // Get fresh data from Pinecone - no caching
2278 + $processed_data = $this->mxchat_get_pinecone_processed_content($pinecone_options);
2279 + } else {
2280 + // WordPress DB checking with better URL matching for all post types
2281 + global $wpdb;
2282 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2283 + $processed_items = $wpdb->get_results("SELECT id, source_url, timestamp FROM {$table_name}");
2284 +
2285 + if (!empty($processed_items)) {
2286 + foreach ($processed_items as $item) {
2287 + // Use improved URL matching that works for all post types
2288 + $post_id = $this->mxchat_url_to_post_id_improved($item->source_url);
2289 +
2290 + if ($post_id) {
2291 + $processed_data[$post_id] = array(
2292 + 'db_id' => $item->id,
2293 + 'timestamp' => $item->timestamp,
2294 + 'url' => $item->source_url,
2295 + 'source' => 'wordpress'
2296 + );
2297 + }
2298 + }
2299 + }
2300 + }
2301 +
2302 + // Get processed IDs as a simple array for in_array checks
2303 + $processed_ids = array_keys($processed_data);
2304 +
2305 + // Handle processed/unprocessed filter
2306 + if ($processed_filter === 'processed' && !empty($processed_ids)) {
2307 + $args['post__in'] = $processed_ids;
2308 + } elseif ($processed_filter === 'unprocessed' && !empty($processed_ids)) {
2309 + $args['post__not_in'] = $processed_ids;
2310 + }
2311 +
2312 + // Run the query
2313 + $query = new WP_Query($args);
2314 + $content_items = array();
2315 +
2316 + if ($query->have_posts()) {
2317 + while ($query->have_posts()) {
2318 + $query->the_post();
2319 + $id = get_the_ID();
2320 + $post_date = get_the_date();
2321 + $excerpt = wp_trim_words(get_the_excerpt(), 20, '...');
2322 + $word_count = str_word_count(strip_tags(get_the_content()));
2323 +
2324 + $is_processed = in_array($id, $processed_ids);
2325 + $processed_date = '';
2326 + $db_record_id = 0;
2327 + $data_source = 'none';
2328 +
2329 + if ($is_processed && isset($processed_data[$id])) {
2330 + $item_data = $processed_data[$id];
2331 + $data_source = $item_data['source'];
2332 +
2333 + if ($data_source === 'wordpress' && isset($item_data['timestamp'])) {
2334 + // WordPress DB format
2335 + $timestamp = strtotime($item_data['timestamp']);
2336 + $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
2337 + $db_record_id = $item_data['db_id'];
2338 + } elseif ($data_source === 'pinecone') {
2339 + // Pinecone format
2340 + $processed_date = $item_data['processed_date'];
2341 + $db_record_id = $item_data['db_id'];
2342 + }
2343 + }
2344 +
2345 + $content_items[] = array(
2346 + 'id' => $id,
2347 + 'title' => get_the_title(),
2348 + 'permalink' => get_permalink(),
2349 + 'date' => $post_date,
2350 + 'type' => get_post_type(),
2351 + 'status' => get_post_status(),
2352 + 'excerpt' => $excerpt,
2353 + 'word_count' => $word_count,
2354 + 'already_processed' => $is_processed,
2355 + 'processed_date' => $processed_date,
2356 + 'db_record_id' => $db_record_id,
2357 + 'data_source' => $data_source
2358 + );
2359 + }
2360 + wp_reset_postdata();
2361 + }
2362 +
2363 + $response = array(
2364 + 'items' => $content_items,
2365 + 'total' => $query->found_posts,
2366 + 'total_pages' => $query->max_num_pages,
2367 + 'current_page' => $page,
2368 + 'processed_count' => count($processed_ids)
2369 + );
2370 +
2371 + wp_send_json_success($response);
2372 + exit;
2373 +}
2374 +
2375 +
2376 +/**
2377 + * This function handles various WooCommerce URL formats and permalink structures
2378 + */
2379 +private function mxchat_url_to_post_id_improved($url) {
2380 + // First try the standard WordPress function
2381 + $post_id = url_to_postid($url);
2382 +
2383 + if ($post_id > 0) {
2384 + return $post_id;
2385 + }
2386 +
2387 + // If that fails, try more aggressive URL matching
2388 + // Remove trailing slashes and query parameters for better matching
2389 + $clean_url = rtrim($url, '/');
2390 + $clean_url = strtok($clean_url, '?'); // Remove query parameters
2391 +
2392 + // Try again with cleaned URL
2393 + $post_id = url_to_postid($clean_url);
2394 + if ($post_id > 0) {
2395 + return $post_id;
2396 + }
2397 +
2398 + // For bbPress forum topics, try extracting slug from URL
2399 + if (strpos($url, '/topic/') !== false || strpos($url, '/forums/') !== false) {
2400 + // Handle bbPress URLs: /forums/topic/topic-name/
2401 + if (preg_match('/\/forums\/topic\/([^\/\?]+)/', $url, $matches)) {
2402 + $topic_slug = $matches[1];
2403 +
2404 + // Look up topic by slug
2405 + $topic = get_page_by_path($topic_slug, OBJECT, 'topic');
2406 + if ($topic) {
2407 + return $topic->ID;
2408 + }
2409 +
2410 + // Alternative method: query by post_name
2411 + global $wpdb;
2412 + $post_id = $wpdb->get_var($wpdb->prepare(
2413 + "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
2414 + $topic_slug
2415 + ));
2416 +
2417 + if ($post_id) {
2418 + return intval($post_id);
2419 + }
2420 + }
2421 +
2422 + // Handle simpler topic URLs: /topic/topic-name/
2423 + if (preg_match('/\/topic\/([^\/\?]+)/', $url, $matches)) {
2424 + $topic_slug = $matches[1];
2425 +
2426 + global $wpdb;
2427 + $post_id = $wpdb->get_var($wpdb->prepare(
2428 + "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
2429 + $topic_slug
2430 + ));
2431 +
2432 + if ($post_id) {
2433 + return intval($post_id);
2434 + }
2435 + }
2436 + }
2437 +
2438 + // For WooCommerce products
2439 + if (strpos($url, '/product/') !== false || strpos($url, 'product=') !== false) {
2440 + // Extract product slug from various URL formats
2441 + $product_slug = '';
2442 +
2443 + // Handle pretty permalinks: /product/product-name/
2444 + if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
2445 + $product_slug = $matches[1];
2446 + }
2447 + // Handle query parameters: ?product=product-name
2448 + elseif (preg_match('/[\?&]product=([^&]+)/', $url, $matches)) {
2449 + $product_slug = $matches[1];
2450 + }
2451 +
2452 + if (!empty($product_slug)) {
2453 + // Look up product by slug
2454 + $product = get_page_by_path($product_slug, OBJECT, 'product');
2455 + if ($product) {
2456 + return $product->ID;
2457 + }
2458 +
2459 + // Alternative method: query by post_name
2460 + global $wpdb;
2461 + $post_id = $wpdb->get_var($wpdb->prepare(
2462 + "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'product' AND post_status = 'publish'",
2463 + $product_slug
2464 + ));
2465 +
2466 + if ($post_id) {
2467 + return intval($post_id);
2468 + }
2469 + }
2470 + }
2471 +
2472 + // Generic approach: try to extract slug and match against all post types
2473 + $parsed_url = wp_parse_url($clean_url);
2474 + $path = $parsed_url['path'] ?? '';
2475 +
2476 + if (!empty($path)) {
2477 + // Get the last part of the path as potential slug
2478 + $path_parts = array_filter(explode('/', trim($path, '/')));
2479 + $potential_slug = end($path_parts);
2480 +
2481 + if (!empty($potential_slug)) {
2482 + global $wpdb;
2483 +
2484 + // Try to find any post with this slug
2485 + $post_id = $wpdb->get_var($wpdb->prepare(
2486 + "SELECT ID FROM {$wpdb->posts}
2487 + WHERE post_name = %s
2488 + AND post_status IN ('publish', 'closed', 'private')
2489 + AND post_type NOT IN ('revision', 'attachment', 'nav_menu_item')
2490 + ORDER BY CASE
2491 + WHEN post_type = 'post' THEN 1
2492 + WHEN post_type = 'page' THEN 2
2493 + WHEN post_type = 'topic' THEN 3
2494 + WHEN post_type = 'product' THEN 4
2495 + ELSE 5
2496 + END
2497 + LIMIT 1",
2498 + $potential_slug
2499 + ));
2500 +
2501 + if ($post_id) {
2502 + return intval($post_id);
2503 + }
2504 + }
2505 + }
2506 +
2507 + // ADDITIONAL: Try direct database lookup by URL variations
2508 + global $wpdb;
2509 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2510 +
2511 + // Try variations of the URL (with/without trailing slash, http/https)
2512 + $url_variations = array(
2513 + $url,
2514 + rtrim($url, '/'),
2515 + $url . '/',
2516 + str_replace('http://', 'https://', $url),
2517 + str_replace('https://', 'http://', $url),
2518 + str_replace('http://', 'https://', rtrim($url, '/')),
2519 + str_replace('https://', 'http://', rtrim($url, '/'))
2520 + );
2521 +
2522 + // Remove duplicates
2523 + $url_variations = array_unique($url_variations);
2524 +
2525 + foreach ($url_variations as $variation) {
2526 + $existing_record = $wpdb->get_row($wpdb->prepare(
2527 + "SELECT id, source_url FROM $table_name WHERE source_url = %s",
2528 + $variation
2529 + ));
2530 +
2531 + if ($existing_record) {
2532 + // Try to get post ID from this stored URL
2533 + $stored_post_id = url_to_postid($existing_record->source_url);
2534 + if ($stored_post_id > 0) {
2535 + return $stored_post_id;
2536 + }
2537 + }
2538 + }
2539 +
2540 + return 0; // No match found
2541 +}
2542 +/**
2543 + * Process selected content via AJAX
2544 + */
2545 +public function ajax_mxchat_process_selected_content() {
2546 + // Basic request validation
2547 + if (!check_ajax_referer('mxchat_content_selector_nonce', 'nonce', false)) {
2548 + wp_send_json_error('Invalid nonce');
2549 + exit;
2550 + }
2551 +
2552 + if (!current_user_can('manage_options')) {
2553 + wp_send_json_error('Unauthorized access');
2554 + exit;
2555 + }
2556 +
2557 + // Get post IDs - safely parse the array
2558 + $post_ids = array();
2559 + if (isset($_POST['post_ids']) && is_array($_POST['post_ids'])) {
2560 + foreach ($_POST['post_ids'] as $id) {
2561 + $post_ids[] = absint($id);
2562 + }
2563 + }
2564 +
2565 + if (empty($post_ids)) {
2566 + wp_send_json_error('No content selected');
2567 + exit;
2568 + }
2569 +
2570 + // UPDATED: Get bot_id from request
2571 + $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
2572 +
2573 + // Process only ONE post at a time to avoid request size issues
2574 + $post_id = reset($post_ids);
2575 + $post = get_post($post_id);
2576 +
2577 + if (!$post) {
2578 + wp_send_json_error('Post not found');
2579 + exit;
2580 + }
2581 +
2582 + // Get content including ACF fields
2583 + $content = $post->post_title . "\n\n" . wp_strip_all_tags($post->post_content);
2584 +
2585 + // ADD ACF FIELDS SUPPORT
2586 + $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
2587 + if (!empty($acf_fields)) {
2588 + $acf_content_parts = array();
2589 +
2590 + foreach ($acf_fields as $field_name => $field_value) {
2591 + $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
2592 +
2593 + if (!empty($formatted_value)) {
2594 + $field_label = ucwords(str_replace('_', ' ', $field_name));
2595 + $acf_content_parts[] = $field_label . ": " . $formatted_value;
2596 + }
2597 + }
2598 +
2599 + if (!empty($acf_content_parts)) {
2600 + $content .= "\n\n" . implode("\n", $acf_content_parts);
2601 + }
2602 + }
2603 +
2604 + $content = substr($content, 0, 10000); // Limit content size
2605 +
2606 + // UPDATED: Get bot-specific API key
2607 + $bot_options = $this->get_bot_options($bot_id);
2608 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
2609 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
2610 +
2611 + if (strpos($selected_model, 'voyage') === 0) {
2612 + $api_key = $options['voyage_api_key'] ?? '';
2613 + $provider_name = 'Voyage AI';
2614 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
2615 + $api_key = $options['gemini_api_key'] ?? '';
2616 + $provider_name = 'Google Gemini';
2617 + } else {
2618 + $api_key = $options['api_key'] ?? '';
2619 + $provider_name = 'OpenAI';
2620 + }
2621 +
2622 + if (empty($api_key)) {
2623 + wp_send_json_error($provider_name . ' API key not configured');
2624 + exit;
2625 + }
2626 +
2627 + $source_url = get_permalink($post_id);
2628 + $vector_id = md5($source_url); // Vector ID for Pinecone
2629 +
2630 + // UPDATED: Check for existing content in bot-specific storage
2631 + $is_update = false;
2632 +
2633 + // Get bot-specific Pinecone configuration
2634 + $bot_pinecone_config = $this->get_bot_pinecone_config($bot_id);
2635 + $use_pinecone = !empty($bot_pinecone_config) && ($bot_pinecone_config['use_pinecone'] ?? false);
2636 +
2637 + if ($use_pinecone && !empty($bot_pinecone_config['api_key'])) {
2638 + // Check Pinecone for this bot
2639 + $pinecone_data = $this->mxchat_get_pinecone_processed_content($bot_pinecone_config);
2640 + if (isset($pinecone_data[$post_id])) {
2641 + $is_update = true;
2642 + }
2643 + } else {
2644 + // Check WordPress DB (same as before since it's shared)
2645 + global $wpdb;
2646 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2647 + $existing_record = $wpdb->get_row($wpdb->prepare(
2648 + "SELECT id FROM $table_name WHERE source_url = %s",
2649 + $source_url
2650 + ));
2651 +
2652 + if ($existing_record) {
2653 + $is_update = true;
2654 + }
2655 + }
2656 +
2657 + // UPDATED: Use the centralized utility function with bot_id
2658 + $result = MxChat_Utils::submit_content_to_db(
2659 + $content,
2660 + $source_url,
2661 + $api_key,
2662 + $vector_id,
2663 + $bot_id
2664 + );
2665 +
2666 + if (is_wp_error($result)) {
2667 + wp_send_json_error('Storage failed: ' . $result->get_error_message());
2668 + exit;
2669 + }
2670 +
2671 + $operation_type = $is_update ? 'update' : 'new';
2672 +
2673 + // Count ACF fields for debugging
2674 + $acf_field_count = count($acf_fields);
2675 +
2676 + // Success response with minimal data
2677 + wp_send_json_success(array(
2678 + 'message' => $operation_type === 'update' ? 'Content updated successfully' : 'Content processed successfully',
2679 + 'post_id' => $post_id,
2680 + 'title' => $post->post_title,
2681 + 'operation_type' => $operation_type,
2682 + 'vector_id' => $vector_id,
2683 + 'acf_fields_found' => $acf_field_count,
2684 + 'content_preview' => substr($content, 0, 100) . '...',
2685 + 'bot_id' => $bot_id
2686 + ));
2687 + exit;
2688 +}
2689 +
2690 +public function mxchat_get_public_post_types() {
2691 + // Get all public post types
2692 + $post_types = get_post_types(array('public' => true), 'objects');
2693 + $post_type_options = array();
2694 +
2695 + foreach ($post_types as $post_type) {
2696 + $post_type_options[$post_type->name] = $post_type->label;
2697 + }
2698 +
2699 + // Also include common forum/community post types that might not be marked as public
2700 + $additional_types = array(
2701 + 'topic' => 'Forum Topics (bbPress)',
2702 + 'reply' => 'Forum Replies (bbPress)',
2703 + 'forum' => 'Forums (bbPress)',
2704 + 'wpforo_topic' => 'wpForo Topics',
2705 + 'wpforo_post' => 'wpForo Posts'
2706 + );
2707 +
2708 + foreach ($additional_types as $type_name => $type_label) {
2709 + if (post_type_exists($type_name) && !isset($post_type_options[$type_name])) {
2710 + $post_type_options[$type_name] = $type_label;
2711 + }
2712 + }
2713 +
2714 + return $post_type_options;
2715 +}
2716 +
2717 +/**
2718 + * Retrieves processed content from Pinecone API
2719 + */
2720 +public function mxchat_get_pinecone_processed_content($pinecone_options) {
2721 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2722 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
2723 +
2724 + if (empty($api_key) || empty($host)) {
2725 + return array();
2726 + }
2727 +
2728 + $pinecone_data = array();
2729 +
2730 + try {
2731 + // Always get fresh data from Pinecone
2732 + $pinecone_data = $this->mxchat_scan_pinecone_for_processed_content($pinecone_options);
2733 +
2734 + // Method 2: Final fallback - try stats endpoint (if available)
2735 + if (empty($pinecone_data)) {
2736 + $stats_url = "https://{$host}/describe_index_stats";
2737 +
2738 + $response = wp_remote_post($stats_url, array(
2739 + 'headers' => array(
2740 + 'Api-Key' => $api_key,
2741 + 'Content-Type' => 'application/json'
2742 + ),
2743 + 'body' => json_encode(array()),
2744 + 'timeout' => 30
2745 + ));
2746 +
2747 + if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
2748 + $body = wp_remote_retrieve_body($response);
2749 + $stats_data = json_decode($body, true);
2750 + }
2751 + }
2752 +
2753 + } catch (Exception $e) {
2754 + // Log error but return fresh data only
2755 + }
2756 +
2757 + return $pinecone_data;
2758 +}
2759 +public function mxchat_fetch_pinecone_vectors_by_ids($pinecone_options, $vector_ids) {
2760 + //error_log('=== DEBUG: Starting mxchat_fetch_pinecone_vectors_by_ids ===');
2761 +
2762 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2763 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
2764 +
2765 + if (empty($api_key) || empty($host) || empty($vector_ids)) {
2766 + //error_log('DEBUG: Missing parameters for fetch by IDs');
2767 + return array();
2768 + }
2769 +
2770 + try {
2771 + $fetch_url = "https://{$host}/vectors/fetch";
2772 + //error_log('DEBUG: Fetch URL: ' . $fetch_url);
2773 + //error_log('DEBUG: Fetching ' . count($vector_ids) . ' vector IDs');
2774 +
2775 + // Pinecone fetch API allows fetching specific vectors by ID
2776 + $fetch_data = array(
2777 + 'ids' => array_values($vector_ids)
2778 + );
2779 +
2780 + $response = wp_remote_post($fetch_url, array(
2781 + 'headers' => array(
2782 + 'Api-Key' => $api_key,
2783 + 'Content-Type' => 'application/json'
2784 + ),
2785 + 'body' => json_encode($fetch_data),
2786 + 'timeout' => 30
2787 + ));
2788 +
2789 + if (is_wp_error($response)) {
2790 + //error_log('DEBUG: Fetch by IDs WP error: ' . $response->get_error_message());
2791 + return array();
2792 + }
2793 +
2794 + $response_code = wp_remote_retrieve_response_code($response);
2795 + //error_log('DEBUG: Fetch response code: ' . $response_code);
2796 +
2797 + if ($response_code !== 200) {
2798 + $error_body = wp_remote_retrieve_body($response);
2799 + //error_log('DEBUG: Fetch failed with body: ' . $error_body);
2800 + return array();
2801 + }
2802 +
2803 + $body = wp_remote_retrieve_body($response);
2804 + $data = json_decode($body, true);
2805 +
2806 + //error_log('DEBUG: Fetch response structure: ' . print_r(array_keys($data), true));
2807 +
2808 + if (!isset($data['vectors'])) {
2809 + //error_log('DEBUG: No vectors key in response');
2810 + return array();
2811 + }
2812 +
2813 + $processed_data = array();
2814 +
2815 + foreach ($data['vectors'] as $vector_id => $vector_data) {
2816 + $metadata = $vector_data['metadata'] ?? array();
2817 + $source_url = $metadata['source_url'] ?? '';
2818 +
2819 + if (!empty($source_url)) {
2820 + $post_id = url_to_postid($source_url);
2821 + if ($post_id) {
2822 + $created_at = $metadata['created_at'] ?? '';
2823 + $processed_date = 'Recently';
2824 +
2825 + if (!empty($created_at)) {
2826 + $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
2827 + if ($timestamp) {
2828 + $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
2829 + }
2830 + }
2831 +
2832 + $processed_data[$post_id] = array(
2833 + 'db_id' => $vector_id,
2834 + 'processed_date' => $processed_date,
2835 + 'url' => $source_url,
2836 + 'source' => 'pinecone',
2837 + 'timestamp' => $timestamp ?? current_time('timestamp')
2838 + );
2839 + }
2840 + }
2841 + }
2842 +
2843 + //error_log('DEBUG: Processed ' . count($processed_data) . ' vectors from fetch');
2844 + return $processed_data;
2845 +
2846 + } catch (Exception $e) {
2847 + //error_log('DEBUG: Exception in fetch_pinecone_vectors_by_ids: ' . $e->getMessage());
2848 + return array();
2849 + }
2850 +}
2851 +
2852 +/**
2853 + * Scan Pinecone for processed content
2854 + */
2855 +public function mxchat_scan_pinecone_for_processed_content($pinecone_options) {
2856 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2857 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
2858 +
2859 + if (empty($api_key) || empty($host)) {
2860 + return array();
2861 + }
2862 +
2863 + try {
2864 + // Use multiple random vectors to get better coverage
2865 + $all_matches = array();
2866 + $seen_ids = array();
2867 +
2868 + // Try 3 different random vectors to get better coverage
2869 + for ($i = 0; $i < 3; $i++) {
2870 + $query_url = "https://{$host}/query";
2871 +
2872 + // Generate a random unit vector instead of zeros
2873 + $random_vector = array();
2874 + for ($j = 0; $j < 1536; $j++) {
2875 + $random_vector[] = (rand(-1000, 1000) / 1000.0);
2876 + }
2877 +
2878 + // Normalize the vector to unit length
2879 + $magnitude = sqrt(array_sum(array_map(function($x) { return $x * $x; }, $random_vector)));
2880 + if ($magnitude > 0) {
2881 + $random_vector = array_map(function($x) use ($magnitude) { return $x / $magnitude; }, $random_vector);
2882 + }
2883 +
2884 + $query_data = array(
2885 + 'includeMetadata' => true,
2886 + 'includeValues' => false,
2887 + 'topK' => 10000,
2888 + 'vector' => $random_vector
2889 + );
2890 +
2891 + $response = wp_remote_post($query_url, array(
2892 + 'headers' => array(
2893 + 'Api-Key' => $api_key,
2894 + 'Content-Type' => 'application/json'
2895 + ),
2896 + 'body' => json_encode($query_data),
2897 + 'timeout' => 30
2898 + ));
2899 +
2900 + if (is_wp_error($response)) {
2901 + continue;
2902 + }
2903 +
2904 + $response_code = wp_remote_retrieve_response_code($response);
2905 +
2906 + if ($response_code !== 200) {
2907 + continue;
2908 + }
2909 +
2910 + $body = wp_remote_retrieve_body($response);
2911 + $data = json_decode($body, true);
2912 +
2913 + if (isset($data['matches'])) {
2914 + foreach ($data['matches'] as $match) {
2915 + $match_id = $match['id'] ?? '';
2916 + if (!empty($match_id) && !isset($seen_ids[$match_id])) {
2917 + $all_matches[] = $match;
2918 + $seen_ids[$match_id] = true;
2919 + }
2920 + }
2921 + }
2922 + }
2923 +
2924 + // Convert matches to processed data format
2925 + $processed_data = array();
2926 +
2927 + foreach ($all_matches as $match) {
2928 + $metadata = $match['metadata'] ?? array();
2929 + $source_url = $metadata['source_url'] ?? '';
2930 + $match_id = $match['id'] ?? '';
2931 +
2932 + if (!empty($source_url) && !empty($match_id)) {
2933 + $post_id = url_to_postid($source_url);
2934 + if ($post_id) {
2935 + $created_at = $metadata['created_at'] ?? '';
2936 + $processed_date = 'Recently';
2937 +
2938 + if (!empty($created_at)) {
2939 + $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
2940 + if ($timestamp) {
2941 + $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
2942 + }
2943 + }
2944 +
2945 + $processed_data[$post_id] = array(
2946 + 'db_id' => $match_id,
2947 + 'processed_date' => $processed_date,
2948 + 'url' => $source_url,
2949 + 'source' => 'pinecone',
2950 + 'timestamp' => $timestamp ?? current_time('timestamp')
2951 + );
2952 + }
2953 + }
2954 + }
2955 +
2956 + return $processed_data;
2957 +
2958 + } catch (Exception $e) {
2959 + return array();
2960 + }
2961 +}
2962 +/**
2963 + * UPDATED: Generate embeddings from input text for MXChat with bot support
2964 + */
2965 +private function mxchat_generate_embedding($text, $bot_id = 'default') {
2966 + // Enable detailed logging for debugging
2967 + //error_log('[MXCHAT-EMBED] Starting embedding generation for bot: ' . $bot_id . '. Text length: ' . strlen($text) . ' bytes');
2968 + //error_log('[MXCHAT-EMBED] Text preview: ' . substr($text, 0, 100) . '...');
2969 +
2970 + // UPDATED: Get bot-specific options
2971 + $bot_options = $this->get_bot_options($bot_id);
2972 + $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
2973 +
2974 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
2975 + //error_log('[MXCHAT-EMBED] Selected embedding model for bot ' . $bot_id . ': ' . $selected_model);
2976 +
2977 + // Determine provider and endpoint
2978 + if (strpos($selected_model, 'voyage') === 0) {
2979 + $api_key = $options['voyage_api_key'] ?? '';
2980 + $endpoint = 'https://api.voyageai.com/v1/embeddings';
2981 + $provider_name = 'Voyage AI';
2982 + //error_log('[MXCHAT-EMBED] Using Voyage AI API for bot ' . $bot_id);
2983 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
2984 + $api_key = $options['gemini_api_key'] ?? '';
2985 + $endpoint = 'https://generativelanguage.googleapis.com/v1beta/models/' . $selected_model . ':embedContent';
2986 + $provider_name = 'Google Gemini';
2987 + //error_log('[MXCHAT-EMBED] Using Google Gemini API for bot ' . $bot_id);
2988 + } else {
2989 + $api_key = $options['api_key'] ?? '';
2990 + $endpoint = 'https://api.openai.com/v1/embeddings';
2991 + $provider_name = 'OpenAI';
2992 + //error_log('[MXCHAT-EMBED] Using OpenAI API for bot ' . $bot_id);
2993 + }
2994 +
2995 + //error_log('[MXCHAT-EMBED] Using endpoint: ' . $endpoint);
2996 +
2997 + if (empty($api_key)) {
2998 + $error_message = sprintf('Missing %s API key for bot %s. Please configure your API key in the bot settings.', $provider_name, $bot_id);
2999 + //error_log('[MXCHAT-EMBED] Error: ' . $error_message);
3000 + return $error_message;
3001 + }
3002 +
3003 + // Check if text is too long (for OpenAI, roughly estimate tokens as words/0.75)
3004 + $estimated_tokens = ceil(str_word_count($text) / 0.75);
3005 + //error_log('[MXCHAT-EMBED] Estimated token count: ~' . $estimated_tokens);
3006 +
3007 + if ($estimated_tokens > 8000 && strpos($selected_model, 'voyage') === false && strpos($selected_model, 'gemini-embedding') === false) {
3008 + //error_log('[MXCHAT-EMBED] Warning: Text may exceed OpenAI token limits (8K for most models)');
3009 + // Consider truncating text here
3010 + }
3011 +
3012 + // Prepare request body based on provider
3013 + if (strpos($selected_model, 'gemini-embedding') === 0) {
3014 + // Gemini API format
3015 + $request_body = array(
3016 + 'model' => 'models/' . $selected_model,
3017 + 'content' => array(
3018 + 'parts' => array(
3019 + array('text' => $text)
3020 + )
3021 + )
3022 + );
3023 +
3024 + // Set output dimensionality to 1536 for consistency with other models
3025 + $request_body['outputDimensionality'] = 1536;
3026 + } else {
3027 + // OpenAI/Voyage API format
3028 + $request_body = array(
3029 + 'model' => $selected_model,
3030 + 'input' => $text
3031 + );
3032 +
3033 + // Add output_dimension for voyage-3-large model
3034 + if ($selected_model === 'voyage-3-large') {
3035 + $request_body['output_dimension'] = 2048;
3036 + }
3037 + }
3038 +
3039 + //error_log('[MXCHAT-EMBED] Request prepared with model: ' . $selected_model);
3040 +
3041 + // Prepare headers based on provider
3042 + if (strpos($selected_model, 'gemini-embedding') === 0) {
3043 + // Gemini uses API key as query parameter
3044 + $endpoint .= '?key=' . $api_key;
3045 + $headers = array(
3046 + 'Content-Type' => 'application/json'
3047 + );
3048 + } else {
3049 + // OpenAI/Voyage use Bearer token
3050 + $headers = array(
3051 + 'Authorization' => 'Bearer ' . $api_key,
3052 + 'Content-Type' => 'application/json'
3053 + );
3054 + }
3055 +
3056 + // Make API request
3057 + //error_log('[MXCHAT-EMBED] Sending API request to: ' . $endpoint);
3058 + $response = wp_remote_post($endpoint, array(
3059 + 'body' => wp_json_encode($request_body),
3060 + 'headers' => $headers,
3061 + 'timeout' => 60 // Increased timeout for large inputs
3062 + ));
3063 +
3064 + // Handle wp_remote_post errors
3065 + if (is_wp_error($response)) {
3066 + $error_message = $response->get_error_message();
3067 + //error_log('[MXCHAT-EMBED] WP Remote Post Error: ' . $error_message);
3068 + return 'Connection error: ' . $error_message;
3069 + }
3070 +
3071 + // Get and check HTTP response code
3072 + $http_code = wp_remote_retrieve_response_code($response);
3073 + //error_log('[MXCHAT-EMBED] API Response Code: ' . $http_code);
3074 +
3075 + if ($http_code !== 200) {
3076 + $error_body = wp_remote_retrieve_body($response);
3077 + //error_log('[MXCHAT-EMBED] API Error Response Body: ' . $error_body);
3078 +
3079 + // Try to parse error for more details
3080 + $error_json = json_decode($error_body, true);
3081 + if (json_last_error() === JSON_ERROR_NONE && isset($error_json['error'])) {
3082 + $error_type = $error_json['error']['type'] ?? 'unknown';
3083 + $error_message = $error_json['error']['message'] ?? 'No message';
3084 + //error_log('[MXCHAT-EMBED] API Error Type: ' . $error_type);
3085 + //error_log('[MXCHAT-EMBED] API Error Message: ' . $error_message);
3086 +
3087 + // Customize error message for common API errors
3088 + if ($error_type === 'invalid_request_error' && strpos($error_message, 'API key') !== false) {
3089 + $error_message = sprintf('Invalid %s API key for bot %s. Please check your API key in the bot settings.', $provider_name, $bot_id);
3090 + } elseif ($error_type === 'authentication_error') {
3091 + $error_message = sprintf('%s authentication failed for bot %s. Please verify your API key in the bot settings.', $provider_name, $bot_id);
3092 + }
3093 +
3094 + //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
3095 + return $error_message;
3096 + }
3097 +
3098 + $error_message = sprintf("API Error (HTTP %d): Unable to generate embedding for bot %s", $http_code, $bot_id);
3099 + //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
3100 + return $error_message;
3101 + }
3102 +
3103 + // Parse response body
3104 + $response_body = wp_remote_retrieve_body($response);
3105 + //error_log('[MXCHAT-EMBED] Received response length: ' . strlen($response_body) . ' bytes');
3106 +
3107 + $response_data = json_decode($response_body, true);
3108 +
3109 + if (json_last_error() !== JSON_ERROR_NONE) {
3110 + $error = json_last_error_msg();
3111 + //error_log('[MXCHAT-EMBED] JSON Parse Error: ' . $error);
3112 + //error_log('[MXCHAT-EMBED] Response preview: ' . substr($response_body, 0, 200));
3113 + return "Failed to parse API response: $error";
3114 + }
3115 +
3116 + // Handle different response formats based on provider
3117 + if (strpos($selected_model, 'gemini-embedding') === 0) {
3118 + // Gemini API response format
3119 + if (isset($response_data['embedding']['values'])) {
3120 + $embedding_dimensions = count($response_data['embedding']['values']);
3121 + //error_log('[MXCHAT-EMBED] Successfully extracted Gemini embedding with ' . $embedding_dimensions . ' dimensions');
3122 +
3123 + // Check if embedding dimensions are as expected (should be 1536)
3124 + if ($embedding_dimensions !== 1536) {
3125 + //error_log('[MXCHAT-EMBED] Warning: Unexpected Gemini embedding dimensions: ' . $embedding_dimensions);
3126 + }
3127 +
3128 + return $response_data['embedding']['values'];
3129 + } else {
3130 + //error_log('[MXCHAT-EMBED] Error: No embedding found in Gemini response');
3131 + //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
3132 +
3133 + if (isset($response_data['error'])) {
3134 + $error_message = "Gemini API Error in response: " . wp_json_encode($response_data['error']);
3135 + //error_log('[MXCHAT-EMBED] ' . $error_message);
3136 + return $error_message;
3137 + }
3138 +
3139 + $error_message = "Invalid Gemini API response format: No embedding found";
3140 + //error_log('[MXCHAT-EMBED] ' . $error_message);
3141 + return $error_message;
3142 + }
3143 + } else {
3144 + // OpenAI/Voyage API response format
3145 + if (isset($response_data['data'][0]['embedding'])) {
3146 + $embedding_dimensions = count($response_data['data'][0]['embedding']);
3147 + //error_log('[MXCHAT-EMBED] Successfully extracted embedding with ' . $embedding_dimensions . ' dimensions');
3148 +
3149 + // Check if embedding dimensions are as expected
3150 + if (($selected_model === 'text-embedding-ada-002' && $embedding_dimensions !== 1536) ||
3151 + ($selected_model === 'voyage-3-large' && $embedding_dimensions !== 2048)) {
3152 + //error_log('[MXCHAT-EMBED] Warning: Unexpected embedding dimensions');
3153 + }
3154 +
3155 + return $response_data['data'][0]['embedding'];
3156 + } else {
3157 + //error_log('[MXCHAT-EMBED] Error: No embedding found in response');
3158 + //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
3159 +
3160 + if (isset($response_data['error'])) {
3161 + $error_message = "API Error in response: " . wp_json_encode($response_data['error']);
3162 + //error_log('[MXCHAT-EMBED] ' . $error_message);
3163 + return $error_message;
3164 + }
3165 +
3166 + $error_message = "Invalid API response format: No embedding found";
3167 + //error_log('[MXCHAT-EMBED] ' . $error_message);
3168 + return $error_message;
3169 + }
3170 + }
3171 +}
3172 +
3173 +/**
3174 + * Get bot-specific options for multi-bot functionality
3175 + * Falls back to default options if bot_id is 'default' or multi-bot add-on is not active
3176 + */
3177 +private function get_bot_options($bot_id = 'default') {
3178 + //error_log("MXCHAT DEBUG: get_bot_options called for bot: " . $bot_id);
3179 +
3180 + if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
3181 + //error_log("MXCHAT DEBUG: Using default options (no multi-bot or bot is 'default')");
3182 + return array();
3183 + }
3184 +
3185 + $bot_options = apply_filters('mxchat_get_bot_options', array(), $bot_id);
3186 +
3187 + if (!empty($bot_options)) {
3188 + //error_log("MXCHAT DEBUG: Got bot-specific options from filter");
3189 + if (isset($bot_options['similarity_threshold'])) {
3190 + //error_log(" - similarity_threshold: " . $bot_options['similarity_threshold']);
3191 + }
3192 + }
3193 +
3194 + return is_array($bot_options) ? $bot_options : array();
3195 +}
3196 +
3197 +/**
3198 + * Get bot-specific Pinecone configuration
3199 + * Used in the knowledge retrieval functions
3200 + */
3201 +// Also add debugging to your get_bot_pinecone_config function
3202 +private function get_bot_pinecone_config($bot_id = 'default') {
3203 + //error_log("MXCHAT DEBUG: get_bot_pinecone_config called for bot: " . $bot_id);
3204 +
3205 + // If default bot or multi-bot add-on not active, use default Pinecone config
3206 + if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
3207 + //error_log("MXCHAT DEBUG: Using default Pinecone config (no multi-bot or bot is 'default')");
3208 + $addon_options = get_option('mxchat_pinecone_addon_options', array());
3209 + $config = array(
3210 + 'use_pinecone' => (isset($addon_options['mxchat_use_pinecone']) && $addon_options['mxchat_use_pinecone'] === '1'),
3211 + 'api_key' => $addon_options['mxchat_pinecone_api_key'] ?? '',
3212 + 'host' => $addon_options['mxchat_pinecone_host'] ?? '',
3213 + 'namespace' => $addon_options['mxchat_pinecone_namespace'] ?? ''
3214 + );
3215 + //error_log("MXCHAT DEBUG: Default config - use_pinecone: " . ($config['use_pinecone'] ? 'true' : 'false'));
3216 + return $config;
3217 + }
3218 +
3219 + //error_log("MXCHAT DEBUG: Calling filter 'mxchat_get_bot_pinecone_config' for bot: " . $bot_id);
3220 +
3221 + // Hook for multi-bot add-on to provide bot-specific Pinecone config
3222 + $bot_pinecone_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
3223 +
3224 + if (!empty($bot_pinecone_config)) {
3225 + //error_log("MXCHAT DEBUG: Got bot-specific config from filter");
3226 + //error_log(" - use_pinecone: " . (isset($bot_pinecone_config['use_pinecone']) ? ($bot_pinecone_config['use_pinecone'] ? 'true' : 'false') : 'not set'));
3227 + //error_log(" - host: " . ($bot_pinecone_config['host'] ?? 'not set'));
3228 + //error_log(" - namespace: " . ($bot_pinecone_config['namespace'] ?? 'not set'));
3229 + } else {
3230 + //error_log("MXCHAT DEBUG: Filter returned empty config!");
3231 + }
3232 +
3233 + return is_array($bot_pinecone_config) ? $bot_pinecone_config : array();
3234 +}
3235 +
3236 +
3237 +public function mxchat_ajax_dismiss_completed_status() {
3238 + try {
3239 + // Verify the request
3240 + check_ajax_referer('mxchat_status_nonce', 'nonce');
3241 +
3242 + if (!current_user_can('manage_options')) {
3243 + wp_send_json_error('Unauthorized access');
3244 + exit;
3245 + }
3246 +
3247 + $card_type = isset($_POST['card_type']) ? sanitize_text_field($_POST['card_type']) : '';
3248 +
3249 + if ($card_type === 'pdf') {
3250 + // Clear PDF status
3251 + $pdf_url = get_transient('mxchat_last_pdf_url');
3252 + if ($pdf_url) {
3253 + delete_transient('mxchat_pdf_status_' . md5($pdf_url));
3254 + delete_transient('mxchat_last_pdf_url');
3255 + }
3256 + } elseif ($card_type === 'sitemap') {
3257 + // Clear sitemap status
3258 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
3259 + if ($sitemap_url) {
3260 + delete_transient('mxchat_sitemap_status_' . md5($sitemap_url));
3261 + delete_transient('mxchat_last_sitemap_url');
3262 + }
3263 + }
3264 +
3265 + wp_send_json_success(array('message' => 'Status dismissed successfully'));
3266 +
3267 + } catch (Exception $e) {
3268 + wp_send_json_error(array('message' => 'Error dismissing status: ' . $e->getMessage()));
3269 + }
3270 +}
3271 +
3272 +/**
3273 + * Render completed status cards on page load
3274 + * This ensures completed processing status persists through page refreshes
3275 + */
3276 +public function mxchat_render_completed_status_cards() {
3277 + $output = '';
3278 +
3279 + // Check for completed PDF status
3280 + $pdf_url = get_transient('mxchat_last_pdf_url');
3281 + if ($pdf_url) {
3282 + $pdf_status = $this->mxchat_get_pdf_processing_status($pdf_url);
3283 + if ($pdf_status && ($pdf_status['status'] === 'complete' || $pdf_status['status'] === 'error')) {
3284 + $output .= $this->mxchat_render_pdf_status_card($pdf_status, $pdf_url);
3285 + }
3286 + }
3287 +
3288 + // Check for completed sitemap status
3289 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
3290 + if ($sitemap_url) {
3291 + $sitemap_status = $this->mxchat_get_sitemap_processing_status($sitemap_url);
3292 + if ($sitemap_status && ($sitemap_status['status'] === 'complete' || $sitemap_status['status'] === 'error')) {
3293 + $output .= $this->mxchat_render_sitemap_status_card($sitemap_status, $sitemap_url);
3294 + }
3295 + }
3296 +
3297 + return $output;
3298 +}
3299 +
3300 +/**
3301 + * Render PDF status card HTML
3302 + */
3303 +private function mxchat_render_pdf_status_card($status, $pdf_url) {
3304 + $html = '<div class="mxchat-status-card" data-card-type="pdf">';
3305 + $html .= '<div class="mxchat-status-header">';
3306 + $html .= '<h4>' . esc_html__('PDF Processing Status', 'mxchat') . '</h4>';
3307 +
3308 + // Add dismiss button for completed status
3309 + if ($status['status'] === 'complete' || $status['status'] === 'error') {
3310 + $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
3311 + }
3312 +
3313 + // Process Batch button for processing status
3314 + if ($status['status'] === 'processing') {
3315 + $html .= '<button type="button" class="mxchat-manual-batch-btn"
3316 + data-process-type="pdf"
3317 + data-url="' . esc_attr($pdf_url) . '">
3318 + ' . esc_html__('Process Batch', 'mxchat') . '</button>';
3319 + }
3320 +
3321 + // Add status badges
3322 + if ($status['status'] === 'error') {
3323 + $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
3324 + } elseif ($status['status'] === 'complete') {
3325 + if ($status['failed_pages'] > 0) {
3326 + $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
3327 + sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_pages']) . '</span>';
3328 + } else {
3329 + $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
3330 + }
3331 + }
3332 +
3333 + $html .= '</div>'; // End header
3334 +
3335 + // Progress bar
3336 + $html .= '<div class="mxchat-progress-bar">';
3337 + $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
3338 + $html .= '</div>';
3339 +
3340 + // Status details
3341 + $html .= '<div class="mxchat-status-details">';
3342 + $html .= '<p>' . sprintf(
3343 + esc_html__('Progress: %d of %d pages (%d%%)', 'mxchat'),
3344 + $status['processed_pages'],
3345 + $status['total_pages'],
3346 + $status['percentage']
3347 + ) . '</p>';
3348 +
3349 + // Show failed pages count if any
3350 + if ($status['failed_pages'] > 0) {
3351 + $html .= '<p><strong>' . esc_html__('Failed pages:', 'mxchat') . '</strong> ' . esc_html($status['failed_pages']) . '</p>';
3352 + }
3353 +
3354 + $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
3355 + $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
3356 +
3357 + // Add completion summary if available AND it's an array
3358 + if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
3359 + $summary = $status['completion_summary'];
3360 + $html .= '<div class="mxchat-completion-summary">';
3361 + $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
3362 + $html .= '<p><strong>' . esc_html__('Total Pages:', 'mxchat') . '</strong> ' . esc_html($summary['total_pages']) . '</p>';
3363 + $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_pages']) . '</p>';
3364 + $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_pages']) . '</p>';
3365 + $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
3366 + $html .= '</div>';
3367 + }
3368 +
3369 + // Add failed pages list if any AND it's an array
3370 + if (isset($status['failed_pages_list']) && is_array($status['failed_pages_list']) && !empty($status['failed_pages_list'])) {
3371 + $html .= $this->mxchat_render_failed_pages_list($status['failed_pages_list']);
3372 + }
3373 +
3374 + // Add error message if any
3375 + if (isset($status['error']) && !empty($status['error'])) {
3376 + $html .= '<div class="mxchat-error-notice">';
3377 + $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
3378 + $html .= '</div>';
3379 + }
3380 +
3381 + $html .= '</div>'; // End details
3382 + $html .= '</div>'; // End card
3383 +
3384 + return $html;
3385 +}
3386 +/**
3387 + * Render sitemap status card HTML
3388 + */
3389 +private function mxchat_render_sitemap_status_card($status, $sitemap_url) {
3390 + $html = '<div class="mxchat-status-card" data-card-type="sitemap">';
3391 + $html .= '<div class="mxchat-status-header">';
3392 + $html .= '<h4>' . esc_html__('Sitemap Processing Status', 'mxchat') . '</h4>';
3393 +
3394 + // Add dismiss button for completed status
3395 + if ($status['status'] === 'complete' || $status['status'] === 'error') {
3396 + $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
3397 + }
3398 +
3399 + // Process Batch button for processing status
3400 + if ($status['status'] === 'processing') {
3401 + $html .= '<button type="button" class="mxchat-manual-batch-btn"
3402 + data-process-type="sitemap"
3403 + data-url="' . esc_attr($sitemap_url) . '">
3404 + ' . esc_html__('Process Batch', 'mxchat') . '</button>';
3405 + }
3406 +
3407 + // Add status badges
3408 + if ($status['status'] === 'error') {
3409 + $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
3410 + } elseif ($status['status'] === 'complete') {
3411 + if ($status['failed_urls'] > 0) {
3412 + $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
3413 + sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_urls']) . '</span>';
3414 + } else {
3415 + $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
3416 + }
3417 + }
3418 +
3419 + $html .= '</div>'; // End header
3420 +
3421 + // Progress bar
3422 + $html .= '<div class="mxchat-progress-bar">';
3423 + $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
3424 + $html .= '</div>';
3425 +
3426 + // Status details
3427 + $html .= '<div class="mxchat-status-details">';
3428 + $html .= '<p>' . sprintf(
3429 + esc_html__('Progress: %d of %d URLs (%d%%)', 'mxchat'),
3430 + $status['processed_urls'],
3431 + $status['total_urls'],
3432 + $status['percentage']
3433 + ) . '</p>';
3434 +
3435 + // Show failed URLs count if any
3436 + if ($status['failed_urls'] > 0) {
3437 + $html .= '<p><strong>' . esc_html__('Failed URLs:', 'mxchat') . '</strong> ' . esc_html($status['failed_urls']) . '</p>';
3438 + }
3439 +
3440 + $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
3441 + $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
3442 +
3443 + // Add completion summary if available AND it's an array
3444 + if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
3445 + $summary = $status['completion_summary'];
3446 + $html .= '<div class="mxchat-completion-summary">';
3447 + $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
3448 + $html .= '<p><strong>' . esc_html__('Total URLs:', 'mxchat') . '</strong> ' . esc_html($summary['total_urls']) . '</p>';
3449 + $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_urls']) . '</p>';
3450 + $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_urls']) . '</p>';
3451 + $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
3452 + $html .= '</div>';
3453 + }
3454 +
3455 + // Add error messages if any (but not the failed URLs list)
3456 + if (!empty($status['error']) || !empty($status['last_error'])) {
3457 + $html .= '<div class="mxchat-error-notice">';
3458 +
3459 + if (!empty($status['error'])) {
3460 + $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
3461 + }
3462 +
3463 + if (!empty($status['last_error'])) {
3464 + $html .= '<p class="last-error">' . esc_html__('Last error:', 'mxchat') . ' ' . esc_html($status['last_error']) . '</p>';
3465 + }
3466 +
3467 + $html .= '</div>';
3468 + }
3469 +
3470 + $html .= '</div>'; // End details
3471 + $html .= '</div>'; // End card
3472 +
3473 + return $html;
3474 +}
3475 +
3476 +
3477 +/**
3478 + * Render failed pages list
3479 + */
3480 +private function mxchat_render_failed_pages_list($failed_pages_list) {
3481 + // Validate that $failed_pages_list is an array and not empty
3482 + if (!is_array($failed_pages_list) || empty($failed_pages_list)) {
3483 + return '';
3484 + }
3485 +
3486 + $html = '<div class="mxchat-error-notice">';
3487 + $html .= '<div class="mxchat-failed-pages-container">';
3488 + $html .= '<h5>' . sprintf(esc_html__('Failed Pages (%d)', 'mxchat'), count($failed_pages_list)) . '</h5>';
3489 + $html .= '<details>';
3490 + $html .= '<summary>' . esc_html__('Show Failed Pages', 'mxchat') . '</summary>';
3491 + $html .= '<div class="mxchat-failed-pages-list">';
3492 +
3493 + // Create table for failed pages
3494 + $html .= '<table class="widefat striped">';
3495 + $html .= '<thead><tr>';
3496 + $html .= '<th>' . esc_html__('Page', 'mxchat') . '</th>';
3497 + $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
3498 + $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
3499 + $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
3500 + $html .= '</tr></thead><tbody>';
3501 +
3502 + // Sort failed pages by most recent
3503 + $sorted_failed_pages = $failed_pages_list;
3504 + usort($sorted_failed_pages, function($a, $b) {
3505 + return ($b['time'] ?? 0) - ($a['time'] ?? 0);
3506 + });
3507 +
3508 + foreach ($sorted_failed_pages as $item) {
3509 + // Ensure $item is an array before accessing its elements
3510 + if (!is_array($item)) {
3511 + continue;
3512 + }
3513 +
3514 + $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
3515 + $html .= '<tr>';
3516 + $html .= '<td>' . esc_html__('Page', 'mxchat') . ' ' . esc_html($item['page'] ?? 'Unknown') . '</td>';
3517 + $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
3518 + $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
3519 + $html .= '<td>' . esc_html($time_ago) . '</td>';
3520 + $html .= '</tr>';
3521 + }
3522 +
3523 + $html .= '</tbody></table>';
3524 + $html .= '</div></details></div></div>';
3525 +
3526 + return $html;
3527 +}
3528 +
3529 +/**
3530 + * Render failed URLs list
3531 + */
3532 +private function mxchat_render_failed_urls_list($failed_urls_list) {
3533 + // Validate that $failed_urls_list is an array and not empty
3534 + if (!is_array($failed_urls_list) || empty($failed_urls_list)) {
3535 + return '';
3536 + }
3537 +
3538 + $html = '<div class="mxchat-failed-urls-container">';
3539 + $html .= '<h5>' . sprintf(esc_html__('Failed URLs (%d)', 'mxchat'), count($failed_urls_list)) . '</h5>';
3540 + $html .= '<details>';
3541 + $html .= '<summary>' . esc_html__('Show Failed URLs', 'mxchat') . '</summary>';
3542 + $html .= '<div class="mxchat-failed-urls-list">';
3543 +
3544 + // Create table for failed URLs
3545 + $html .= '<table class="widefat striped">';
3546 + $html .= '<thead><tr>';
3547 + $html .= '<th>' . esc_html__('URL', 'mxchat') . '</th>';
3548 + $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
3549 + $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
3550 + $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
3551 + $html .= '</tr></thead><tbody>';
3552 +
3553 + // Sort failed URLs by most recent
3554 + $sorted_failed_urls = $failed_urls_list;
3555 + usort($sorted_failed_urls, function($a, $b) {
3556 + return ($b['time'] ?? 0) - ($a['time'] ?? 0);
3557 + });
3558 +
3559 + // Show up to 50 failed URLs
3560 + $display_urls = array_slice($sorted_failed_urls, 0, 50);
3561 +
3562 + foreach ($display_urls as $item) {
3563 + // Ensure $item is an array before accessing its elements
3564 + if (!is_array($item)) {
3565 + continue;
3566 + }
3567 +
3568 + $url = $item['url'] ?? '';
3569 + $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
3570 +
3571 + // Truncate URL for display
3572 + $display_url = strlen($url) > 50 ? substr($url, 0, 47) . '...' : $url;
3573 +
3574 + $html .= '<tr>';
3575 + $html .= '<td style="word-break: break-all;">';
3576 + if (!empty($url)) {
3577 + $html .= '<a href="' . esc_url($url) . '" target="_blank" rel="noopener noreferrer">' . esc_html($display_url) . '</a>';
3578 + } else {
3579 + $html .= esc_html__('Unknown URL', 'mxchat');
3580 + }
3581 + $html .= '</td>';
3582 + $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
3583 + $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
3584 + $html .= '<td>' . esc_html($time_ago) . '</td>';
3585 + $html .= '</tr>';
3586 + }
3587 +
3588 + $html .= '</tbody></table>';
3589 +
3590 + if (count($failed_urls_list) > 50) {
3591 + $html .= '<div class="mxchat-failed-urls-more">+ ' .
3592 + (count($failed_urls_list) - 50) .
3593 + ' ' . esc_html__('more failed URLs not shown', 'mxchat') . '</div>';
3594 + }
3595 +
3596 + $html .= '</div></details></div>';
3597 +
3598 + return $html;
3599 +}
3600 +
3601 +/**
3602 + * Get all ACF fields for a specific post
3603 + */
3604 +public function mxchat_get_acf_fields_for_post($post_id) {
3605 + if (!function_exists('get_fields')) {
3606 + return array();
3607 + }
3608 +
3609 + $fields = get_fields($post_id);
3610 + if (!$fields || !is_array($fields)) {
3611 + return array();
3612 + }
3613 +
3614 + return $fields;
3615 +}
3616 +
3617 +/**
3618 + * Format ACF field values for content extraction
3619 + */
3620 +public function mxchat_format_acf_field_value($value, $field_name = '', $post_id = 0) {
3621 + if (empty($value)) {
3622 + return '';
3623 + }
3624 +
3625 + // Handle WP_Post objects first (THIS IS THE KEY FIX)
3626 + if ($value instanceof WP_Post) {
3627 + return $value->post_title ?: '';
3628 + }
3629 +
3630 + // Handle other WP objects
3631 + if (is_object($value)) {
3632 + if (isset($value->post_title)) {
3633 + return $value->post_title;
3634 + } elseif (isset($value->display_name)) {
3635 + return $value->display_name;
3636 + } elseif (isset($value->name)) {
3637 + return $value->name;
3638 + } elseif (method_exists($value, '__toString')) {
3639 + try {
3640 + return (string) $value;
3641 + } catch (Exception $e) {
3642 + return '';
3643 + }
3644 + }
3645 + // For any other objects, return empty string
3646 + return '';
3647 + }
3648 +
3649 + // Handle different ACF field types
3650 + if (is_array($value)) {
3651 + // Check if it's an image/file field
3652 + if (isset($value['url'])) {
3653 + // Image field - return alt text, title, or caption
3654 + if (!empty($value['alt'])) {
3655 + return $value['alt'];
3656 + } elseif (!empty($value['title'])) {
3657 + return $value['title'];
3658 + } elseif (!empty($value['caption'])) {
3659 + return $value['caption'];
3660 + } else {
3661 + return ''; // Don't include just the URL
3662 + }
3663 + }
3664 +
3665 + // Check if it's a post object or relationship field
3666 + if (isset($value['post_title'])) {
3667 + return $value['post_title'];
3668 + }
3669 +
3670 + // Check if it's a user field
3671 + if (isset($value['display_name'])) {
3672 + return $value['display_name'];
3673 + }
3674 +
3675 + // Check if it's a taxonomy term
3676 + if (isset($value['name']) && isset($value['taxonomy'])) {
3677 + return $value['name'];
3678 + }
3679 +
3680 + // Check if it's a select field with label
3681 + if (isset($value['label'])) {
3682 + return $value['label'];
3683 + }
3684 +
3685 + // Check for repeater field or flexible content
3686 + if (is_numeric(key($value))) {
3687 + $sub_values = array();
3688 + foreach ($value as $sub_item) {
3689 + if (is_array($sub_item)) {
3690 + // For repeater/flexible content, extract text values
3691 + $sub_text = $this->mxchat_extract_text_from_acf_array($sub_item);
3692 + if (!empty($sub_text)) {
3693 + $sub_values[] = $sub_text;
3694 + }
3695 + } elseif ($sub_item instanceof WP_Post) {
3696 + // Handle WP_Post objects in arrays
3697 + $sub_values[] = $sub_item->post_title ?: '';
3698 + } else {
3699 + $sub_values[] = (string) $sub_item;
3700 + }
3701 + }
3702 + return implode(', ', array_filter($sub_values));
3703 + }
3704 +
3705 + // For other arrays, try to extract meaningful text
3706 + $text_values = array();
3707 + foreach ($value as $key => $val) {
3708 + if (is_string($val) && !empty(trim($val))) {
3709 + $text_values[] = trim($val);
3710 + } elseif ($val instanceof WP_Post) {
3711 + // Handle WP_Post objects in associative arrays
3712 + $text_values[] = $val->post_title ?: '';
3713 + } elseif (is_array($val) && isset($val['post_title'])) {
3714 + $text_values[] = $val['post_title'];
3715 + } elseif (is_array($val) && isset($val['name'])) {
3716 + $text_values[] = $val['name'];
3717 + }
3718 + }
3719 +
3720 + return implode(', ', array_filter($text_values));
3721 + }
3722 +
3723 + // Handle boolean values
3724 + if (is_bool($value)) {
3725 + return $value ? 'Yes' : 'No';
3726 + }
3727 +
3728 + // Handle numeric values
3729 + if (is_numeric($value)) {
3730 + return (string) $value;
3731 + }
3732 +
3733 + // Handle string values
3734 + if (is_string($value)) {
3735 + return trim($value);
3736 + }
3737 +
3738 + // For anything else that we can't handle, return empty string
3739 + // This prevents the "Object could not be converted to string" error
3740 + return '';
3741 +}
3742 +
3743 +/**
3744 + * Extract text from complex ACF array structures
3745 + */
3746 +private function mxchat_extract_text_from_acf_array($array) {
3747 + if (!is_array($array)) {
3748 + return '';
3749 + }
3750 +
3751 + $text_parts = array();
3752 +
3753 + foreach ($array as $key => $value) {
3754 + if (is_string($value) && !empty(trim($value))) {
3755 + // Skip keys that are likely to be IDs or technical values
3756 + if (!is_numeric($value) || strlen($value) > 10) {
3757 + $text_parts[] = trim($value);
3758 + }
3759 + } elseif ($value instanceof WP_Post) {
3760 + // Handle WP_Post objects
3761 + $text_parts[] = $value->post_title ?: '';
3762 + } elseif (is_array($value)) {
3763 + if (isset($value['post_title'])) {
3764 + $text_parts[] = $value['post_title'];
3765 + } elseif (isset($value['name'])) {
3766 + $text_parts[] = $value['name'];
3767 + } elseif (isset($value['label'])) {
3768 + $text_parts[] = $value['label'];
3769 + }
3770 + } elseif (is_object($value)) {
3771 + // Handle other objects safely
3772 + if (isset($value->post_title)) {
3773 + $text_parts[] = $value->post_title;
3774 + } elseif (isset($value->name)) {
3775 + $text_parts[] = $value->name;
3776 + } elseif (isset($value->display_name)) {
3777 + $text_parts[] = $value->display_name;
3778 + }
3779 + }
3780 + }
3781 +
3782 + return implode(', ', array_filter($text_parts));
3783 +}
3784 +
3785 +public function mxchat_handle_post_update($post_id, $post, $update) {
3786 + // Basic validation checks
3787 + if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
3788 + return;
3789 + }
3790 +
3791 + $post_type = $post->post_type;
3792 +
3793 + // Check if sync is enabled for this post type
3794 + $should_sync = false;
3795 +
3796 + // Check built-in post types first
3797 + if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
3798 + $should_sync = true;
3799 + } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
3800 + $should_sync = true;
3801 + } else {
3802 + // Check custom post types
3803 + $option_name = 'mxchat_auto_sync_' . $post_type;
3804 + if (get_option($option_name) === '1') {
3805 + $should_sync = true;
3806 + }
3807 + }
3808 +
3809 + if (!$should_sync) {
3810 + return;
3811 + }
3812 +
3813 + // Check if we have stored the previous status and URL in our transients
3814 + $previous_status_key = 'mxchat_prev_status_' . $post_id;
3815 + $previous_status = get_transient($previous_status_key);
3816 +
3817 + $previous_url_key = 'mxchat_prev_url_' . $post_id;
3818 + $previous_url = get_transient($previous_url_key);
3819 +
3820 + // If the post was previously published but is now not published, remove from knowledge base
3821 + if ($previous_status === 'publish' && $post->post_status !== 'publish') {
3822 + // Use the stored URL from when it was published, or fall back to current permalink
3823 + $source_url = $previous_url ?: get_permalink($post_id);
3824 +
3825 + if ($source_url) {
3826 + // Check if Pinecone is enabled
3827 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3828 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3829 +
3830 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3831 + // Delete from Pinecone
3832 + $this->mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options);
3833 + } else {
3834 + // Delete from WordPress DB
3835 + global $wpdb;
3836 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3837 +
3838 + $result = $wpdb->delete(
3839 + $table_name,
3840 + array('source_url' => $source_url),
3841 + array('%s')
3842 + );
3843 + }
3844 + }
3845 +
3846 + // Clean up the transients and exit early
3847 + delete_transient($previous_status_key);
3848 + delete_transient($previous_url_key);
3849 + return;
3850 + }
3851 +
3852 + // Store the current status for next time (if this is an update)
3853 + if ($update) {
3854 + set_transient($previous_status_key, $post->post_status, DAY_IN_SECONDS);
3855 +
3856 + // If the post is currently published, also store its URL
3857 + if ($post->post_status === 'publish') {
3858 + $current_url = get_permalink($post_id);
3859 + set_transient($previous_url_key, $current_url, DAY_IN_SECONDS);
3860 + }
3861 + }
3862 +
3863 + // Only process currently published content for adding/updating
3864 + if ($post->post_status === 'publish') {
3865 + // Get the source URL
3866 + $source_url = get_permalink($post_id);
3867 +
3868 + // Get content with proper formatting (matching ajax_mxchat_process_selected_content)
3869 + $title = get_the_title($post_id);
3870 + $content = get_post_field('post_content', $post_id);
3871 +
3872 + // Apply WordPress content filters to get properly formatted content
3873 + $content = apply_filters('the_content', $content);
3874 +
3875 + // Strip tags but preserve structure
3876 + $content = wp_strip_all_tags($content);
3877 +
3878 + // Combine title and content
3879 + $final_content = $title . "\n\n" . $content;
3880 +
3881 + // For custom post types like job_listing, include additional fields
3882 + if ($post_type === 'job_listing') {
3883 + // Add job-specific meta if available
3884 + $job_location = get_post_meta($post_id, '_job_location', true);
3885 + if (!empty($job_location)) {
3886 + $final_content .= "\n\nLocation: " . $job_location;
3887 + }
3888 +
3889 + // Get job type terms
3890 + $job_types = get_the_terms($post_id, 'job_listing_type');
3891 + if (!empty($job_types) && !is_wp_error($job_types)) {
3892 + $types = array();
3893 + foreach ($job_types as $type) {
3894 + $types[] = $type->name;
3895 + }
3896 + $final_content .= "\n\nJob Type: " . implode(', ', $types);
3897 + }
3898 +
3899 + // Get company name if available
3900 + $company_name = get_post_meta($post_id, '_company_name', true);
3901 + if (!empty($company_name)) {
3902 + $final_content .= "\n\nCompany: " . $company_name;
3903 + }
3904 + }
3905 +
3906 + // Get API key with proper model detection
3907 + $options = get_option('mxchat_options');
3908 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
3909 +
3910 + if (strpos($selected_model, 'voyage') === 0) {
3911 + $api_key = $options['voyage_api_key'] ?? '';
3912 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
3913 + $api_key = $options['gemini_api_key'] ?? '';
3914 + } else {
3915 + $api_key = $options['api_key'] ?? '';
3916 + }
3917 +
3918 + if (empty($api_key)) {
3919 + return;
3920 + }
3921 +
3922 + // Use the centralized utility function for storage
3923 + $result = MxChat_Utils::submit_content_to_db(
3924 + $final_content,
3925 + $source_url,
3926 + $api_key,
3927 + md5($source_url) // Vector ID for Pinecone
3928 + );
3929 + }
3930 +
3931 + // Clean up the stored previous status if not used above
3932 + if ($previous_status !== 'publish' || $post->post_status === 'publish') {
3933 + delete_transient($previous_status_key);
3934 + delete_transient($previous_url_key);
3935 + }
3936 +}
3937 +
3938 +/**
3939 + * Store the post status and URL before update to detect status transitions
3940 + * This runs before the post is actually updated in the database
3941 + */
3942 +public function mxchat_store_pre_update_status($post_id, $data) {
3943 + // Get the current post from database (before update)
3944 + $current_post = get_post($post_id);
3945 +
3946 + if ($current_post) {
3947 + // Store the current status temporarily
3948 + $status_key = 'mxchat_prev_status_' . $post_id;
3949 + set_transient($status_key, $current_post->post_status, HOUR_IN_SECONDS);
3950 +
3951 + // If the post is currently published, also store its URL
3952 + if ($current_post->post_status === 'publish') {
3953 + $url_key = 'mxchat_prev_url_' . $post_id;
3954 + $current_url = get_permalink($post_id);
3955 + set_transient($url_key, $current_url, HOUR_IN_SECONDS);
3956 + }
3957 + }
3958 +}
3959 +
3960 +public function mxchat_handle_post_delete($post_id) {
3961 + // Get post data before it's deleted
3962 + $post = get_post($post_id);
3963 +
3964 + // Basic validation
3965 + if (!$post || wp_is_post_revision($post_id)) {
3966 + return;
3967 + }
3968 +
3969 + $post_type = $post->post_type;
3970 +
3971 + // Check if sync is enabled for this post type
3972 + $should_sync = false;
3973 +
3974 + // Check built-in post types first
3975 + if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
3976 + $should_sync = true;
3977 + } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
3978 + $should_sync = true;
3979 + } else {
3980 + // Check custom post types
3981 + $option_name = 'mxchat_auto_sync_' . $post_type;
3982 + if (get_option($option_name) === '1') {
3983 + $should_sync = true;
3984 + }
3985 + }
3986 +
3987 + if (!$should_sync) {
3988 + return;
3989 + }
3990 +
3991 + // Get the URL before post is deleted
3992 + $source_url = get_permalink($post_id);
3993 + if (!$source_url) {
3994 + //error_log('MXChat: Failed to get permalink for post ' . $post_id);
3995 + return;
3996 + }
3997 +
3998 + // Check if Pinecone is enabled
3999 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
4000 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
4001 +
4002 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
4003 + // Delete from Pinecone
4004 + $this->mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options);
4005 + } else {
4006 + // Delete from WordPress DB
4007 + global $wpdb;
4008 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
4009 +
4010 + $result = $wpdb->delete(
4011 + $table_name,
4012 + array('source_url' => $source_url),
4013 + array('%s')
4014 + );
4015 +
4016 + if ($result === false) {
4017 + //error_log('MXChat: WordPress DB deletion failed for URL: ' . $source_url);
4018 + }
4019 + }
4020 +}
4021 +
4022 +
4023 + /**
4024 + * Deletes data from Pinecone using a source URL
4025 + */
4026 + public function mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options) {
4027 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
4028 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
4029 +
4030 + if (empty($host) || empty($api_key)) {
4031 + //error_log('MXChat: Pinecone deletion failed - missing configuration');
4032 + return false;
4033 + }
4034 +
4035 + $api_endpoint = "https://{$host}/vectors/delete";
4036 + $vector_id = md5($source_url);
4037 +
4038 + $request_body = array(
4039 + 'ids' => array($vector_id)
4040 + );
4041 +
4042 + $response = wp_remote_post($api_endpoint, array(
4043 + 'headers' => array(
4044 + 'Api-Key' => $api_key,
4045 + 'accept' => 'application/json',
4046 + 'content-type' => 'application/json'
4047 + ),
4048 + 'body' => wp_json_encode($request_body),
4049 + 'timeout' => 30
4050 + ));
4051 +
4052 + if (is_wp_error($response)) {
4053 + //error_log('MXChat: Pinecone deletion error - ' . $response->get_error_message());
4054 + return false;
4055 + }
4056 +
4057 + $response_code = wp_remote_retrieve_response_code($response);
4058 + if ($response_code !== 200) {
4059 + //error_log('MXChat: Pinecone deletion failed with status ' . $response_code);
4060 + return false;
4061 + }
4062 +
4063 + return true;
4064 + }
4065 +
4066 +
4067 +
4068 +public function mxchat_handle_product_change($post_id, $post, $update) {
4069 + if ($post->post_type !== 'product') {
4070 + return;
4071 + }
4072 +
4073 + if ($post->post_status === 'publish') {
4074 + add_action('shutdown', function() use ($post_id) {
4075 + $product = wc_get_product($post_id);
4076 + if ($product) {
4077 + $this->mxchat_store_product_embedding($product);
4078 + }
4079 + });
4080 + }
4081 +}
4082 +
4083 +/**
4084 + * Store WooCommerce product embeddings
4085 + */
4086 +private function mxchat_store_product_embedding($product) {
4087 + if (!isset($this->options['enable_woocommerce_integration']) ||
4088 + !in_array($this->options['enable_woocommerce_integration'], ['1', 'on'])) {
4089 + return;
4090 + }
4091 +
4092 + $source_url = get_permalink($product->get_id());
4093 +
4094 + // Build product content
4095 + $title = $product->get_name();
4096 + $description = $product->get_description();
4097 + $short_description = $product->get_short_description();
4098 + $regular_price = $product->get_regular_price();
4099 + $sale_price = $product->get_sale_price();
4100 + $sku = $product->get_sku();
4101 +
4102 + // Format content consistently
4103 + $content = $title . "\n\n";
4104 +
4105 + if (!empty($description)) {
4106 + $content .= wp_strip_all_tags($description) . "\n\n";
4107 + }
4108 +
4109 + if (!empty($short_description)) {
4110 + $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
4111 + }
4112 +
4113 + $content .= "Price: $" . $regular_price . "\n";
4114 +
4115 + if (!empty($sale_price)) {
4116 + $content .= "Sale Price: $" . $sale_price . "\n";
4117 + }
4118 +
4119 + if (!empty($sku)) {
4120 + $content .= "SKU: " . $sku . "\n";
4121 + }
4122 +
4123 + // Get API key with proper model detection
4124 + $options = get_option('mxchat_options');
4125 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
4126 +
4127 + if (strpos($selected_model, 'voyage') === 0) {
4128 + $api_key = $options['voyage_api_key'] ?? '';
4129 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
4130 + $api_key = $options['gemini_api_key'] ?? '';
4131 + } else {
4132 + $api_key = $options['api_key'] ?? '';
4133 + }
4134 +
4135 + if (empty($api_key)) {
4136 + //error_log('MxChat Auto-sync: No API key configured for embedding model');
4137 + return;
4138 + }
4139 +
4140 + // Use the centralized utility function for storage
4141 + $result = MxChat_Utils::submit_content_to_db(
4142 + $content,
4143 + $source_url,
4144 + $api_key,
4145 + md5($source_url) // Vector ID for Pinecone
4146 + );
4147 +
4148 + if (is_wp_error($result)) {
4149 + //error_log('MxChat WooCommerce sync failed for product ' . $product->get_id() . ': ' . $result->get_error_message());
4150 + }
4151 +}
4152 +
4153 +public function mxchat_handle_product_delete($post_id) {
4154 + if (get_post_type($post_id) !== 'product') {
4155 + return;
4156 + }
4157 +
4158 + $source_url = get_permalink($post_id);
4159 +
4160 + // Check if Pinecone is enabled
4161 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
4162 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
4163 +
4164 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
4165 + // Delete from Pinecone
4166 + $this->mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options);
4167 + } else {
4168 + // Delete from WordPress DB
4169 + global $wpdb;
4170 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
4171 +
4172 + $wpdb->delete(
4173 + $table_name,
4174 + array('source_url' => $source_url),
4175 + array('%s')
4176 + );
4177 + }
4178 +}
4179 +
4180 +/**
4181 + * Handle individual Pinecone content deletion
4182 + */
4183 +public function mxchat_handle_pinecone_prompt_delete() {
4184 + // Check permissions
4185 + if (!current_user_can('manage_options')) {
4186 + wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
4187 + }
4188 +
4189 + // Verify nonce
4190 + if (!isset($_GET['_wpnonce']) || !wp_verify_nonce($_GET['_wpnonce'], 'mxchat_delete_pinecone_prompt_nonce')) {
4191 + wp_die(esc_html__('Security check failed.', 'mxchat'));
4192 + }
4193 +
4194 + $vector_id = isset($_GET['vector_id']) ? sanitize_text_field($_GET['vector_id']) : '';
4195 +
4196 + if (empty($vector_id)) {
4197 + set_transient('mxchat_admin_notice_error',
4198 + esc_html__('Invalid vector ID.', 'mxchat'),
4199 + 30
4200 + );
4201 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
4202 + exit;
4203 + }
4204 +
4205 + // Get Pinecone settings
4206 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
4207 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
4208 +
4209 + if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
4210 + set_transient('mxchat_admin_notice_error',
4211 + esc_html__('Pinecone is not properly configured.', 'mxchat'),
4212 + 30
4213 + );
4214 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
4215 + exit;
4216 + }
4217 +
4218 + // Delete from Pinecone
4219 + $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
4220 + $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
4221 + $vector_id,
4222 + $pinecone_options['mxchat_pinecone_api_key'],
4223 + $pinecone_options['mxchat_pinecone_host']
4224 + );
4225 +
4226 + if ($result['success']) {
4227 + // No cache clearing needed since we removed caching
4228 + set_transient('mxchat_admin_notice_success',
4229 + esc_html__('Entry deleted successfully from Pinecone.', 'mxchat'),
4230 + 30
4231 + );
4232 + } else {
4233 + set_transient('mxchat_admin_notice_error',
4234 + esc_html__('Failed to delete entry: ', 'mxchat') . $result['message'],
4235 + 30
4236 + );
4237 + }
4238 +
4239 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
4240 + exit;
4241 +}
4242 +/**
4243 + * Handle individual Pinecone content deletion via AJAX
4244 + */
4245 +public function ajax_mxchat_delete_pinecone_prompt() {
4246 + // Verify nonce and permissions
4247 + if (!check_ajax_referer('mxchat_delete_pinecone_prompt_nonce', 'nonce', false)) {
4248 + wp_send_json_error('Invalid nonce');
4249 + exit;
4250 + }
4251 +
4252 + if (!current_user_can('manage_options')) {
4253 + wp_send_json_error('Unauthorized access');
4254 + exit;
4255 + }
4256 +
4257 + $vector_id = isset($_POST['vector_id']) ? sanitize_text_field($_POST['vector_id']) : '';
4258 + $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
4259 +
4260 + if (empty($vector_id)) {
4261 + wp_send_json_error('Missing vector ID');
4262 + exit;
4263 + }
4264 +
4265 + // Get bot-specific Pinecone settings
4266 + $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
4267 + $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
4268 +
4269 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
4270 +
4271 + if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
4272 + wp_send_json_error('Pinecone is not properly configured for bot: ' . $bot_id);
4273 + exit;
4274 + }
4275 +
4276 + // Delete from the correct Pinecone index
4277 + $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
4278 + $vector_id,
4279 + $pinecone_options['mxchat_pinecone_api_key'],
4280 + $pinecone_options['mxchat_pinecone_host']
4281 + );
4282 +
4283 + if ($result['success']) {
4284 + // No cache clearing needed since we removed caching
4285 + wp_send_json_success(array(
4286 + 'message' => 'Entry deleted successfully from Pinecone',
4287 + 'vector_id' => $vector_id,
4288 + 'bot_id' => $bot_id
4289 + ));
4290 + } else {
4291 + wp_send_json_error('Failed to delete from Pinecone: ' . $result['message']);
4292 + }
4293 +
4294 + exit;
4295 +}
4296 +
4297 +/**
4298 + * NEW: Get hierarchical roles for dropdown
4299 + */
4300 +public function mxchat_get_role_options() {
4301 + return array(
4302 + 'public' => __('Public (Everyone)', 'mxchat'),
4303 + 'logged_in' => __('Logged In Users', 'mxchat'),
4304 + 'subscriber' => __('Subscribers & Above', 'mxchat'),
4305 + 'contributor' => __('Contributors & Above', 'mxchat'),
4306 + 'author' => __('Authors & Above', 'mxchat'),
4307 + 'editor' => __('Editors & Above', 'mxchat'),
4308 + 'administrator' => __('Administrators Only', 'mxchat')
4309 + );
4310 +}
4311 +
4312 +/**
4313 + * NEW: Check if user has access to content based on role restriction
4314 + */
4315 +public function mxchat_user_has_content_access($role_restriction) {
4316 + // Public content is always accessible
4317 + if ($role_restriction === 'public' || empty($role_restriction)) {
4318 + return true;
4319 + }
4320 +
4321 + // Check if user is logged in for logged_in restriction
4322 + if ($role_restriction === 'logged_in') {
4323 + return is_user_logged_in();
4324 + }
4325 +
4326 + // If not logged in, no access to role-restricted content
4327 + if (!is_user_logged_in()) {
4328 + return false;
4329 + }
4330 +
4331 + $user = wp_get_current_user();
4332 + $user_roles = $user->roles;
4333 +
4334 + if (empty($user_roles)) {
4335 + return false;
4336 + }
4337 +
4338 + // Define role hierarchy (higher number = higher access)
4339 + $hierarchy = array(
4340 + 'subscriber' => 1,
4341 + 'contributor' => 2,
4342 + 'author' => 3,
4343 + 'editor' => 4,
4344 + 'administrator' => 5
4345 + );
4346 +
4347 + // Get required level
4348 + $required_level = isset($hierarchy[$role_restriction]) ? $hierarchy[$role_restriction] : 0;
4349 +
4350 + // Check if user has required level or higher
4351 + foreach ($user_roles as $user_role) {
4352 + $user_level = isset($hierarchy[$user_role]) ? $hierarchy[$user_role] : 0;
4353 + if ($user_level >= $required_level) {
4354 + return true;
4355 + }
4356 + }
4357 +
4358 + return false;
4359 +}
4360 +
4361 +/**
4362 + * Handle role restriction updates via AJAX
4363 + * UPDATED: Removed cache clearing call since we removed caching
4364 + */
4365 +public function ajax_mxchat_update_role_restriction() {
4366 + // Verify nonce and permissions
4367 + if (!check_ajax_referer('mxchat_update_role_nonce', 'nonce', false)) {
4368 + wp_send_json_error('Invalid nonce');
4369 + exit;
4370 + }
4371 +
4372 + if (!current_user_can('manage_options')) {
4373 + wp_send_json_error('Unauthorized access');
4374 + exit;
4375 + }
4376 +
4377 + $entry_id = isset($_POST['entry_id']) ? sanitize_text_field($_POST['entry_id']) : '';
4378 + $role_restriction = isset($_POST['role_restriction']) ? sanitize_text_field($_POST['role_restriction']) : 'public';
4379 + $data_source = isset($_POST['data_source']) ? sanitize_text_field($_POST['data_source']) : 'wordpress';
4380 +
4381 + if (empty($entry_id)) {
4382 + wp_send_json_error('Invalid entry ID');
4383 + exit;
4384 + }
4385 +
4386 + // Get knowledge manager instance to validate role restriction
4387 + $knowledge_manager = MxChat_Knowledge_Manager::get_instance();
4388 + $valid_roles = array_keys($knowledge_manager->mxchat_get_role_options());
4389 + if (!in_array($role_restriction, $valid_roles)) {
4390 + wp_send_json_error('Invalid role restriction');
4391 + exit;
4392 + }
4393 +
4394 + global $wpdb;
4395 +
4396 + if ($data_source === 'pinecone') {
4397 + // Handle Pinecone role restriction (stored separately in WordPress table)
4398 + $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
4399 +
4400 + // Use REPLACE to insert or update the role restriction
4401 + $result = $wpdb->replace(
4402 + $roles_table,
4403 + array(
4404 + 'vector_id' => $entry_id,
4405 + 'role_restriction' => $role_restriction,
4406 + 'updated_at' => current_time('mysql')
4407 + ),
4408 + array('%s', '%s', '%s')
4409 + );
4410 +
4411 + // No cache clearing needed since we removed caching
4412 +
4413 + } else {
4414 + // Handle WordPress database role restriction (existing functionality)
4415 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
4416 +
4417 + $result = $wpdb->update(
4418 + $table_name,
4419 + array('role_restriction' => $role_restriction),
4420 + array('id' => absint($entry_id)),
4421 + array('%s'),
4422 + array('%d')
4423 + );
4424 + }
4425 +
4426 + if ($result === false) {
4427 + wp_send_json_error('Database update failed: ' . $wpdb->last_error);
4428 + exit;
4429 + }
4430 +
4431 + wp_send_json_success(array(
4432 + 'message' => 'Role restriction updated successfully',
4433 + 'role_restriction' => $role_restriction,
4434 + 'data_source' => $data_source,
4435 + 'entry_id' => $entry_id
4436 + ));
4437 + exit;
4438 +}
4439 +
4440 + // ========================================
4441 + // HELPER METHODS
4442 + // ========================================
4443 +
4444 + /**
4445 + * Check if user has required permissions for content processing
4446 + */
4447 + private function mxchat_check_user_permissions() {
4448 + if (!current_user_can('manage_options')) {
4449 + wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
4450 + }
4451 + }
4452 +
4453 + /**
4454 + * Validate nonce for security
4455 + */
4456 + private function mxchat_validate_nonce($nonce_name, $nonce_action) {
4457 + if (!isset($_POST[$nonce_name]) || !wp_verify_nonce($_POST[$nonce_name], $nonce_action)) {
4458 + wp_die(esc_html__('Security check failed.', 'mxchat'));
4459 + }
4460 + }
4461 +
4462 + /**
4463 + * Get embedding API credentials
4464 + */
4465 + private function mxchat_get_embedding_credentials() {
4466 + $embedding_model = $this->options['embedding_model'] ?? 'text-embedding-ada-002';
4467 +
4468 + if (strpos($embedding_model, 'text-embedding-') !== false) {
4469 + return array(
4470 + 'type' => 'openai',
4471 + 'api_key' => $this->options['api_key'] ?? ''
4472 + );
4473 + } elseif (strpos($embedding_model, 'voyage-') !== false) {
4474 + return array(
4475 + 'type' => 'voyage',
4476 + 'api_key' => $this->options['voyage_api_key'] ?? ''
4477 + );
4478 + } elseif (strpos($embedding_model, 'gemini-embedding-') !== false) {
4479 + return array(
4480 + 'type' => 'gemini',
4481 + 'api_key' => $this->options['gemini_api_key'] ?? ''
4482 + );
4483 + }
4484 +
4485 + return array('type' => 'unknown', 'api_key' => '');
4486 + }
4487 +
4488 + /**
4489 + * Log processing errors
4490 + */
4491 + private function mxchat_log_processing_error($operation, $error_message) {
4492 + //error_log("MxChat Knowledge Processing {$operation} Error: " . $error_message);
4493 + }
4494 +
4495 + /**
4496 + * Set admin notice transient
4497 + */
4498 + private function mxchat_set_admin_notice($type, $message) {
4499 + set_transient("mxchat_admin_notice_{$type}", $message, 30);
4500 + }
4501 +
4502 + /**
4503 + * Get Pinecone manager instance for vector operations
4504 + */
4505 + private function mxchat_get_pinecone_manager() {
4506 + return MxChat_Pinecone_Manager::get_instance();
4507 + }
4508 +
4509 + // ========================================
4510 + // STATIC ACCESS METHODS
4511 + // ========================================
4512 +
4513 + /**
4514 + * Get singleton instance
4515 + */
4516 + public static function get_instance() {
4517 + static $instance = null;
4518 + if ($instance === null) {
4519 + $instance = new self();
4520 + }
4521 + return $instance;
4522 + }
4523 +}
4524 +
4525 +// Initialize the Knowledge manager
8928 4526 $mxchat_knowledge_manager = MxChat_Knowledge_Manager::get_instance();