PluginProbe
MxChat – AI Chatbot & Content Generation for WordPress / 2.4.6
MxChat – AI Chatbot & Content Generation for WordPress v2.4.6
3.2.21 3.2.20 3.2.19 3.2.18 3.2.17 3.2.16 3.2.15 3.2.14 3.2.12 3.2.13 3.2.11 3.2.10 3.2.9 3.2.8 3.2.7 3.2.6 3.2.5 3.2.4 3.2.3 3.2.2 3.2.1 2.0.3 2.0.4 2.0.5 2.0.6 All 152 releases
← All changes | admin/class-knowledge-manager.php +4525 -8172 3.2.82.4.6 View file →
@@ -1,8173 +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 - /**
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 - $this->mxchat_init_role_hooks();
24 -}
25 -
26 -/**
27 - * Initialize WordPress hooks for content processing
28 - *
29 - */
30 -private function mxchat_init_hooks() {
31 - // Admin post handlers for form submissions
32 - add_action('admin_post_mxchat_submit_content', array($this, 'mxchat_handle_content_submission'));
33 - add_action('admin_post_mxchat_submit_sitemap', array($this, 'mxchat_handle_sitemap_submission'));
34 - add_action('admin_post_mxchat_submit_pdf_file', array($this, 'mxchat_handle_pdf_file_submission'));
35 - add_action('admin_post_mxchat_stop_processing', array($this, 'mxchat_stop_processing'));
36 -
37 - // AJAX handlers for real-time processing and status updates
38 - add_action('wp_ajax_mxchat_get_status_updates', array($this, 'mxchat_ajax_get_status_updates'));
39 - add_action('wp_ajax_mxchat_dismiss_completed_status', array($this, 'mxchat_ajax_dismiss_completed_status'));
40 - add_action('wp_ajax_mxchat_get_content_list', array($this, 'ajax_mxchat_get_content_list'));
41 - add_action('wp_ajax_mxchat_process_selected_content', array($this, 'ajax_mxchat_process_selected_content'));
42 - add_action('wp_ajax_mxchat_save_inline_prompt', array($this, 'mxchat_save_inline_prompt'));
43 - add_action('admin_post_mxchat_delete_pinecone_prompt', array($this, 'mxchat_handle_pinecone_prompt_delete'));
44 - add_action('wp_ajax_mxchat_delete_pinecone_prompt', array($this, 'ajax_mxchat_delete_pinecone_prompt'));
45 - add_action('wp_ajax_mxchat_delete_chunks_by_url', array($this, 'ajax_mxchat_delete_chunks_by_url'));
46 - add_action('wp_ajax_mxchat_delete_wordpress_prompt', array($this, 'ajax_mxchat_delete_wordpress_prompt'));
47 - add_action('wp_ajax_mxchat_bulk_delete_knowledge', array($this, 'ajax_mxchat_bulk_delete_knowledge'));
48 - add_action('wp_ajax_mxchat_update_role_restriction', array($this, 'ajax_mxchat_update_role_restriction'));
49 -
50 - // Queue-based processing AJAX handlers
51 - add_action('wp_ajax_mxchat_get_next_queue_item', array($this, 'ajax_mxchat_get_next_queue_item'));
52 - add_action('wp_ajax_mxchat_process_queue_item', array($this, 'ajax_mxchat_process_queue_item'));
53 - add_action('wp_ajax_mxchat_get_queue_status', array($this, 'ajax_mxchat_get_queue_status'));
54 - add_action('wp_ajax_mxchat_clear_queue', array($this, 'ajax_mxchat_clear_queue'));
55 - add_action('wp_ajax_mxchat_retry_failed', array($this, 'ajax_mxchat_retry_failed'));
56 - add_action('wp_ajax_mxchat_get_recent_entries', array($this, 'ajax_mxchat_get_recent_entries'));
57 - add_action('wp_ajax_mxchat_detect_sitemaps', array($this, 'ajax_mxchat_detect_sitemaps'));
58 - add_action('wp_ajax_mxchat_refresh_pinecone_entries', array($this, 'ajax_mxchat_refresh_pinecone_entries'));
59 - add_action('wp_ajax_mxchat_paginate_entries', array($this, 'ajax_mxchat_paginate_entries'));
60 - add_action('wp_ajax_mxchat_get_entry_content', array($this, 'ajax_mxchat_get_entry_content'));
61 - add_action('wp_ajax_mxchat_save_entry_content', array($this, 'ajax_mxchat_save_entry_content'));
62 -
63 - // WordPress post management hooks
64 - add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2);
65 - add_action('post_updated', array($this, 'mxchat_handle_post_update'), 10, 3);
66 - add_action('before_delete_post', array($this, 'mxchat_handle_post_delete'));
67 - add_action('wp_trash_post', array($this, 'mxchat_handle_post_delete'));
68 -
69 - // ACF hook - fires AFTER ACF fields are saved, ensuring ACF data is available
70 - // Priority 20 to run after ACF's own save (which runs at priority 10)
71 - add_action('acf/save_post', array($this, 'mxchat_handle_acf_save'), 20);
72 -
73 - add_action('wp_ajax_mxchat_mark_queue_complete', array($this, 'ajax_mxchat_mark_queue_complete'));
74 -
75 - // WooCommerce product hooks (if WooCommerce is active)
76 - if (class_exists('WooCommerce')) {
77 - add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2);
78 - add_action('save_post_product', array($this, 'mxchat_handle_product_change'), 10, 3);
79 - add_action('wp_trash_post', array($this, 'mxchat_handle_product_delete'));
80 - add_action('before_delete_post', array($this, 'mxchat_handle_product_delete'));
81 - }
82 -}
83 -
84 - /**
85 - * Get current options (refreshed)
86 - */
87 - private function mxchat_get_options() {
88 - if (empty($this->options)) {
89 - $this->options = get_option('mxchat_options', array());
90 - }
91 - return $this->options;
92 - }
93 -
94 -
95 - // ========================================
96 - // MAIN CONTENT SUBMISSION HANDLERS
97 - // ========================================
98 -
99 -public function mxchat_handle_content_submission() {
100 - // Check if the form was submitted and the user has permission.
101 - if (!isset($_POST['submit_content']) || !current_user_can('manage_options')) {
102 - return;
103 - }
104 -
105 - // Verify the nonce.
106 - $nonce = isset($_POST['mxchat_submit_content_nonce']) ? sanitize_text_field(wp_unslash($_POST['mxchat_submit_content_nonce'])) : '';
107 - if (!wp_verify_nonce($nonce, 'mxchat_submit_content_action')) {
108 - wp_die(esc_html__('Nonce verification failed.', 'mxchat'));
109 - }
110 -
111 - // Sanitize the inputs.
112 - // Use wp_kses_post to allow safe HTML and wp_unslash to remove WordPress added slashes
113 - $article_content = wp_kses_post(wp_unslash($_POST['article_content']));
114 - $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
115 -
116 - // Get bot_id from form submission
117 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
118 -
119 - // Get bot-specific options and API key
120 - $bot_options = $this->get_bot_options($bot_id);
121 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
122 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
123 -
124 - if (strpos($selected_model, 'voyage') === 0) {
125 - $api_key = $options['voyage_api_key'] ?? '';
126 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
127 - $api_key = $options['gemini_api_key'] ?? '';
128 - } else {
129 - $api_key = $options['api_key'] ?? '';
130 - }
131 -
132 - if (empty($api_key)) {
133 - set_transient('mxchat_admin_notice_error',
134 - esc_html__('API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
135 - 30
136 - );
137 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
138 - exit;
139 - }
140 -
141 - // Use centralized utility function with bot_id
142 - $result = MxChat_Utils::submit_content_to_db($article_content, $article_url, $api_key, null, $bot_id);
143 -
144 - if (is_wp_error($result)) {
145 - set_transient('mxchat_admin_notice_error',
146 - esc_html__('Error storing content: ', 'mxchat') . $result->get_error_message(),
147 - 30
148 - );
149 - } else {
150 - set_transient('mxchat_admin_notice_success',
151 - esc_html__('Content successfully submitted!', 'mxchat'),
152 - 30
153 - );
154 - }
155 -
156 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
157 - exit;
158 -}
159 -
160 -public function mxchat_is_pdf_url($url, $response) {
161 - $content_type = wp_remote_retrieve_header($response, 'content-type');
162 - $file_extension = strtolower(pathinfo($url, PATHINFO_EXTENSION));
163 -
164 - // Check Content-Disposition header for .pdf filename (Google Drive sends this)
165 - $disposition = wp_remote_retrieve_header($response, 'content-disposition');
166 - $has_pdf_disposition = ! empty($disposition) && stripos($disposition, '.pdf') !== false;
167 -
168 - return strpos($content_type, 'pdf') !== false || $file_extension === 'pdf' || $has_pdf_disposition;
169 -}
170 -
171 -
172 -public function mxchat_handle_pdf_for_knowledge_base($pdf_url, $response, $bot_id = 'default') {
173 - if (!current_user_can('manage_options')) {
174 - return false;
175 - }
176 -
177 - $pdf_url = esc_url_raw($pdf_url);
178 - $upload_dir = wp_upload_dir();
179 -
180 - if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
181 - return false;
182 - }
183 -
184 - $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
185 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
186 -
187 - $response_body = wp_remote_retrieve_body($response);
188 - if (empty($response_body)) {
189 - return false;
190 - }
191 -
192 - if (!wp_mkdir_p(dirname($pdf_path))) {
193 - return false;
194 - }
195 -
196 - try {
197 - file_put_contents($pdf_path, $response_body);
198 -
199 - if (!file_exists($pdf_path)) {
200 - throw new Exception(__('Failed to save PDF file', 'mxchat'));
201 - }
202 -
203 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
204 -
205 - if ($total_pages === false || $total_pages < 1) {
206 - throw new Exception(__('Invalid PDF: Unable to parse or no pages found', 'mxchat'));
207 - }
208 -
209 - // Create unique queue ID
210 - $queue_id = 'pdf_' . md5($pdf_url . time());
211 -
212 - // Create array of pages to process
213 - $pages = array();
214 - for ($i = 1; $i <= $total_pages; $i++) {
215 - $pages[] = array(
216 - 'pdf_path' => $pdf_path,
217 - 'pdf_url' => $pdf_url,
218 - 'page_number' => $i,
219 - 'total_pages' => $total_pages
220 - );
221 - }
222 -
223 - // Add pages to queue
224 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
225 -
226 - if ($queued_count === 0) {
227 - wp_delete_file($pdf_path);
228 - throw new Exception(__('Failed to add PDF pages to processing queue', 'mxchat'));
229 - }
230 -
231 - // Store queue metadata
232 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $pdf_url);
233 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'pdf');
234 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_pages);
235 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
236 - $this->mxchat_set_queue_meta($queue_id, 'pdf_path', $pdf_path);
237 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
238 -
239 - // Store queue ID in transient for status tracking
240 - set_transient('mxchat_active_queue_pdf', $queue_id, DAY_IN_SECONDS);
241 - set_transient('mxchat_last_pdf_url', $pdf_url, DAY_IN_SECONDS);
242 -
243 - return 'queued';
244 -
245 - } catch (Exception $e) {
246 - if (file_exists($pdf_path)) {
247 - wp_delete_file($pdf_path);
248 - }
249 - return $e->getMessage();
250 - }
251 -}
252 -
253 -/**
254 - * Handle direct PDF file upload from the knowledge base page
255 - */
256 -public function mxchat_handle_pdf_file_submission() {
257 - if (!isset($_POST['submit_pdf_file']) || !current_user_can('manage_options')) {
258 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
259 - }
260 -
261 - check_admin_referer('mxchat_submit_pdf_file_action', 'mxchat_submit_pdf_file_nonce');
262 -
263 - $redirect_url = admin_url('admin.php?page=mxchat-prompts');
264 -
265 - // Validate file upload
266 - if (empty($_FILES['pdf_file']) || $_FILES['pdf_file']['error'] !== UPLOAD_ERR_OK) {
267 - $error_code = isset($_FILES['pdf_file']['error']) ? $_FILES['pdf_file']['error'] : UPLOAD_ERR_NO_FILE;
268 - $error_messages = array(
269 - UPLOAD_ERR_INI_SIZE => __('The uploaded file exceeds the server upload_max_filesize limit.', 'mxchat'),
270 - UPLOAD_ERR_FORM_SIZE => __('The uploaded file exceeds the form MAX_FILE_SIZE limit.', 'mxchat'),
271 - UPLOAD_ERR_PARTIAL => __('The file was only partially uploaded.', 'mxchat'),
272 - UPLOAD_ERR_NO_FILE => __('No file was uploaded. Please select a PDF file.', 'mxchat'),
273 - UPLOAD_ERR_NO_TMP_DIR => __('Server missing temporary folder.', 'mxchat'),
274 - UPLOAD_ERR_CANT_WRITE => __('Server failed to write file to disk.', 'mxchat'),
275 - );
276 - $error_msg = isset($error_messages[$error_code]) ? $error_messages[$error_code] : __('Unknown upload error.', 'mxchat');
277 - set_transient('mxchat_admin_notice_error', $error_msg, 30);
278 - wp_safe_redirect(esc_url($redirect_url));
279 - exit;
280 - }
281 -
282 - $file = $_FILES['pdf_file'];
283 -
284 - // Validate MIME type
285 - $finfo = finfo_open(FILEINFO_MIME_TYPE);
286 - $mime_type = finfo_file($finfo, $file['tmp_name']);
287 - finfo_close($finfo);
288 -
289 - if ($mime_type !== 'application/pdf') {
290 - set_transient('mxchat_admin_notice_error',
291 - esc_html__('Invalid file type. Only PDF files are accepted.', 'mxchat'),
292 - 30
293 - );
294 - wp_safe_redirect(esc_url($redirect_url));
295 - exit;
296 - }
297 -
298 - // Validate extension
299 - $ext = strtolower(pathinfo($file['name'], PATHINFO_EXTENSION));
300 - if ($ext !== 'pdf') {
301 - set_transient('mxchat_admin_notice_error',
302 - esc_html__('Invalid file extension. Only .pdf files are accepted.', 'mxchat'),
303 - 30
304 - );
305 - wp_safe_redirect(esc_url($redirect_url));
306 - exit;
307 - }
308 -
309 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
310 - $original_filename = sanitize_file_name($file['name']);
311 -
312 - $upload_dir = wp_upload_dir();
313 - if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
314 - set_transient('mxchat_admin_notice_error',
315 - esc_html__('WordPress upload directory is not writable.', 'mxchat'),
316 - 30
317 - );
318 - wp_safe_redirect(esc_url($redirect_url));
319 - exit;
320 - }
321 -
322 - $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
323 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
324 -
325 - if (!wp_mkdir_p(dirname($pdf_path))) {
326 - set_transient('mxchat_admin_notice_error',
327 - esc_html__('Failed to create upload directory.', 'mxchat'),
328 - 30
329 - );
330 - wp_safe_redirect(esc_url($redirect_url));
331 - exit;
332 - }
333 -
334 - // Move uploaded file
335 - if (!move_uploaded_file($file['tmp_name'], $pdf_path)) {
336 - set_transient('mxchat_admin_notice_error',
337 - esc_html__('Failed to save uploaded PDF file.', 'mxchat'),
338 - 30
339 - );
340 - wp_safe_redirect(esc_url($redirect_url));
341 - exit;
342 - }
343 -
344 - try {
345 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
346 -
347 - if ($total_pages === false || $total_pages < 1) {
348 - throw new Exception(__('Invalid PDF: Unable to parse or no pages found', 'mxchat'));
349 - }
350 -
351 - // Use original filename as the source identifier
352 - $source_label = 'upload://' . $original_filename;
353 -
354 - $queue_id = 'pdf_' . md5($source_label . time());
355 -
356 - $pages = array();
357 - for ($i = 1; $i <= $total_pages; $i++) {
358 - $pages[] = array(
359 - 'pdf_path' => $pdf_path,
360 - 'pdf_url' => $source_label,
361 - 'page_number' => $i,
362 - 'total_pages' => $total_pages,
363 - );
364 - }
365 -
366 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
367 -
368 - if ($queued_count === 0) {
369 - wp_delete_file($pdf_path);
370 - throw new Exception(__('Failed to add PDF pages to processing queue', 'mxchat'));
371 - }
372 -
373 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $source_label);
374 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'pdf');
375 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_pages);
376 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
377 - $this->mxchat_set_queue_meta($queue_id, 'pdf_path', $pdf_path);
378 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
379 -
380 - set_transient('mxchat_active_queue_pdf', $queue_id, DAY_IN_SECONDS);
381 - set_transient('mxchat_last_pdf_url', $source_label, DAY_IN_SECONDS);
382 -
383 - set_transient('mxchat_admin_notice_success',
384 - sprintf(
385 - esc_html__('PDF "%s" (%d pages) queued for processing. Processing will start automatically.', 'mxchat'),
386 - esc_html($original_filename),
387 - $total_pages
388 - ),
389 - 30
390 - );
391 -
392 - } catch (Exception $e) {
393 - if (file_exists($pdf_path)) {
394 - wp_delete_file($pdf_path);
395 - }
396 - set_transient('mxchat_admin_notice_error',
397 - esc_html__('Failed to process uploaded PDF: ', 'mxchat') . esc_html($e->getMessage()),
398 - 30
399 - );
400 - }
401 -
402 - wp_safe_redirect(esc_url($redirect_url));
403 - exit;
404 -}
405 -
406 -/**
407 - * Validate PDF and count pages with multiple parser attempts
408 - */
409 -private function mxchat_validate_and_count_pdf_pages($pdf_path) {
410 - // Method 1: Try with Smalot PDF Parser (your current method)
411 - try {
412 - mxchat_load_pdf_parser();
413 - $parser = new \Smalot\PdfParser\Parser();
414 - $pdf = $parser->parseFile($pdf_path);
415 - $pages = $pdf->getPages();
416 - $page_count = count($pages);
417 -
418 - if ($page_count > 0) {
419 - //error_log('PDF parsed successfully with Smalot parser: ' . $page_count . ' pages');
420 - return $page_count;
421 - }
422 - } catch (Exception $e) {
423 - //error_log('Smalot PDF parser failed: ' . $e->getMessage());
424 - }
425 -
426 - // Method 2: Try with pdfinfo command (if available)
427 - if (function_exists('shell_exec') && !$this->mxchat_is_shell_disabled()) {
428 - try {
429 - $command = 'pdfinfo ' . escapeshellarg($pdf_path) . ' 2>&1';
430 - $output = shell_exec($command);
431 -
432 - if ($output && preg_match('/Pages:\s*(\d+)/', $output, $matches)) {
433 - $page_count = intval($matches[1]);
434 - if ($page_count > 0) {
435 - //error_log('PDF parsed successfully with pdfinfo: ' . $page_count . ' pages');
436 - return $page_count;
437 - }
438 - }
439 - } catch (Exception $e) {
440 - //error_log('pdfinfo command failed: ' . $e->getMessage());
441 - }
442 - }
443 -
444 - // Method 3: Try to repair PDF and parse again
445 - try {
446 - $repaired_path = $this->mxchat_attempt_pdf_repair($pdf_path);
447 - if ($repaired_path && $repaired_path !== $pdf_path) {
448 - mxchat_load_pdf_parser();
449 - $parser = new \Smalot\PdfParser\Parser();
450 - $pdf = $parser->parseFile($repaired_path);
451 - $pages = $pdf->getPages();
452 - $page_count = count($pages);
453 -
454 - if ($page_count > 0) {
455 - // Replace original with repaired version
456 - copy($repaired_path, $pdf_path);
457 - unlink($repaired_path);
458 - //error_log('PDF repaired and parsed successfully: ' . $page_count . ' pages');
459 - return $page_count;
460 - }
461 -
462 - // Clean up repaired file if it didn't work
463 - unlink($repaired_path);
464 - }
465 - } catch (Exception $e) {
466 - //error_log('PDF repair attempt failed: ' . $e->getMessage());
467 - }
468 -
469 - // Method 4: Manual PDF structure analysis (basic page count)
470 - try {
471 - $page_count = $this->mxchat_manual_pdf_page_count($pdf_path);
472 - if ($page_count > 0) {
473 - //error_log('PDF page count determined manually: ' . $page_count . ' pages');
474 - return $page_count;
475 - }
476 - } catch (Exception $e) {
477 - //error_log('Manual PDF analysis failed: ' . $e->getMessage());
478 - }
479 -
480 - //error_log('All PDF parsing methods failed for: ' . $pdf_path);
481 - return false;
482 -}
483 -
484 -/**
485 - * Check if shell_exec is disabled
486 - */
487 -private function mxchat_is_shell_disabled() {
488 - $disabled = explode(',', ini_get('disable_functions'));
489 - return in_array('shell_exec', $disabled);
490 -}
491 -
492 -/**
493 - * Attempt to repair PDF using basic methods
494 - */
495 -private function mxchat_attempt_pdf_repair($pdf_path) {
496 - try {
497 - $content = file_get_contents($pdf_path);
498 - if (!$content) {
499 - return false;
500 - }
501 -
502 - // Check if PDF starts with proper header
503 - if (substr($content, 0, 4) !== '%PDF') {
504 - // Try to find PDF header in the content
505 - $header_pos = strpos($content, '%PDF');
506 - if ($header_pos !== false && $header_pos < 1024) {
507 - // Remove junk before PDF header
508 - $content = substr($content, $header_pos);
509 - $repaired_path = $pdf_path . '.repaired';
510 - file_put_contents($repaired_path, $content);
511 - return $repaired_path;
512 - }
513 - }
514 -
515 - // Check for EOF marker
516 - $content = rtrim($content);
517 - if (!preg_match('/%%EOF\s*$/', $content)) {
518 - // Add EOF marker if missing
519 - $content .= "\n%%EOF";
520 - $repaired_path = $pdf_path . '.repaired';
521 - file_put_contents($repaired_path, $content);
522 - return $repaired_path;
523 - }
524 -
525 - } catch (Exception $e) {
526 - //error_log('PDF repair error: ' . $e->getMessage());
527 - }
528 -
529 - return false;
530 -}
531 -
532 -/**
533 - * Manual PDF page counting by analyzing PDF structure
534 - */
535 -private function mxchat_manual_pdf_page_count($pdf_path) {
536 - try {
537 - $content = file_get_contents($pdf_path);
538 - if (!$content) {
539 - return 0;
540 - }
541 -
542 - // Method 1: Count /Type /Page objects
543 - $page_count = preg_match_all('/\/Type\s*\/Page[^s]/', $content);
544 - if ($page_count > 0) {
545 - return $page_count;
546 - }
547 -
548 - // Method 2: Look for /Count in pages object
549 - if (preg_match('/\/Type\s*\/Pages.*?\/Count\s+(\d+)/', $content, $matches)) {
550 - return intval($matches[1]);
551 - }
552 -
553 - // Method 3: Count page references
554 - $page_count = preg_match_all('/\d+\s+0\s+obj\s*<<[^>]*\/Type\s*\/Page/', $content);
555 - if ($page_count > 0) {
556 - return $page_count;
557 - }
558 -
559 - } catch (Exception $e) {
560 - //error_log('Manual PDF analysis error: ' . $e->getMessage());
561 - }
562 -
563 - return 0;
564 -}
565 -
566 -
567 -public function mxchat_save_inline_prompt() {
568 - // DEBUG: Log what we're receiving
569 - //error_log('=== MXCHAT DEBUG ===');
570 - //error_log('POST data: ' . print_r($_POST, true));
571 - //error_log('Nonce from POST: ' . ($_POST['_ajax_nonce'] ?? 'NOT FOUND'));
572 -
573 - // Check for nonce security
574 - check_ajax_referer('mxchat_save_inline_nonce', '_ajax_nonce');
575 -
576 - // If we get here, nonce passed
577 - //error_log('Nonce verification PASSED');
578 -
579 - // Verify permissions
580 - if (!current_user_can('manage_options')) {
581 - wp_send_json_error(esc_html__('Permission denied.', 'mxchat'));
582 - return;
583 - }
584 -
585 - global $wpdb;
586 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
587 -
588 - // Validate and sanitize input data
589 - $prompt_id = isset($_POST['id']) ? absint($_POST['id']) : 0;
590 - $article_content = isset($_POST['article_content']) ? wp_kses_post(wp_unslash($_POST['article_content'])) : '';
591 - $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
592 -
593 - if ($prompt_id > 0 && !empty($article_content)) {
594 - // Re-generate the embedding vector for the updated content
595 - $embedding_vector = $this->mxchat_generate_embedding($article_content);
596 - if (is_array($embedding_vector)) {
597 - // Serialize the embedding vector before storing it
598 - $embedding_vector_serialized = serialize($embedding_vector);
599 - // Update the prompt in the database
600 - $updated = $wpdb->update(
601 - $table_name,
602 - array(
603 - 'article_content' => $article_content,
604 - 'embedding_vector' => $embedding_vector_serialized,
605 - 'source_url' => $article_url,
606 - ),
607 - array('id' => $prompt_id),
608 - array('%s', '%s', '%s'),
609 - array('%d')
610 - );
611 - if ($updated !== false) {
612 - wp_send_json_success();
613 - } else {
614 - MxChat_Admin::mxchat_log_debug('knowledge_error', 'Database update failed when saving knowledge entry');
615 - wp_send_json_error(esc_html__('Database update failed.', 'mxchat'));
616 - }
617 - } else {
618 - MxChat_Admin::mxchat_log_debug('embedding_error', 'Embedding generation failed for knowledge entry');
619 - wp_send_json_error(esc_html__('Embedding generation failed.', 'mxchat'));
620 - }
621 - } else {
622 - wp_send_json_error(esc_html__('Invalid data.', 'mxchat'));
623 - }
624 -}
625 -
626 -
627 -/**
628 - * AJAX: Get full content for editing — reassembles chunks if needed.
629 - * Works for both WordPress DB and Pinecone entries.
630 - */
631 -public function ajax_mxchat_get_entry_content() {
632 - check_ajax_referer('mxchat_edit_entry_nonce', 'nonce');
633 -
634 - if ( ! current_user_can('manage_options') ) {
635 - wp_send_json_error( array( 'message' => 'Permission denied.' ) );
636 - }
637 -
638 - $source_url = isset($_POST['source_url']) ? sanitize_text_field( wp_unslash($_POST['source_url']) ) : '';
639 - $entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
640 - $data_source = isset($_POST['data_source']) ? sanitize_key($_POST['data_source']) : 'wordpress';
641 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
642 -
643 - if ( $data_source === 'pinecone' ) {
644 - // Pinecone: fetch vectors by source_url, reassemble chunks
645 - $content = $this->get_pinecone_entry_content( $source_url, $entry_id, $bot_id );
646 - } else {
647 - // WordPress DB
648 - $content = $this->get_wordpress_entry_content( $source_url, $entry_id );
649 - }
650 -
651 - if ( is_wp_error( $content ) ) {
652 - wp_send_json_error( array( 'message' => $content->get_error_message() ) );
653 - }
654 -
655 - wp_send_json_success( $content );
656 -}
657 -
658 -/**
659 - * Get content from WordPress DB — reassembles chunks by source_url.
660 - */
661 -private function get_wordpress_entry_content( $source_url, $entry_id ) {
662 - global $wpdb;
663 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
664 -
665 - // If we have a source_url, check for chunks
666 - if ( ! empty( $source_url ) && strpos( $source_url, 'mxchat://' ) !== 0 ) {
667 - $rows = $wpdb->get_results( $wpdb->prepare(
668 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE source_url = %s ORDER BY id ASC",
669 - $source_url
670 - ) );
671 -
672 - if ( $rows && count( $rows ) > 1 ) {
673 - // Multiple rows = chunked. Reassemble.
674 - $chunks = array();
675 - foreach ( $rows as $row ) {
676 - $parsed = MxChat_Chunker::parse_stored_chunk( $row->article_content );
677 - $index = isset( $parsed['metadata']['chunk_index'] ) ? intval( $parsed['metadata']['chunk_index'] ) : count( $chunks );
678 - $chunks[ $index ] = $parsed['text'];
679 - }
680 - ksort( $chunks );
681 - return array(
682 - 'content' => implode( "\n\n", $chunks ),
683 - 'source_url' => $source_url,
684 - 'is_chunked' => true,
685 - 'chunk_count' => count( $chunks ),
686 - 'content_type' => $rows[0]->content_type,
687 - );
688 - } elseif ( $rows && count( $rows ) === 1 ) {
689 - $parsed = MxChat_Chunker::parse_stored_chunk( $rows[0]->article_content );
690 - return array(
691 - 'content' => $parsed['text'],
692 - 'source_url' => $source_url,
693 - 'entry_id' => $rows[0]->id,
694 - 'is_chunked' => false,
695 - 'content_type' => $rows[0]->content_type,
696 - );
697 - }
698 - }
699 -
700 - // Fallback: fetch by ID
701 - if ( $entry_id > 0 ) {
702 - $row = $wpdb->get_row( $wpdb->prepare(
703 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE id = %d",
704 - $entry_id
705 - ) );
706 - if ( $row ) {
707 - $parsed = MxChat_Chunker::parse_stored_chunk( $row->article_content );
708 - return array(
709 - 'content' => $parsed['text'],
710 - 'source_url' => $row->source_url,
711 - 'entry_id' => $row->id,
712 - 'is_chunked' => false,
713 - 'content_type' => $row->content_type,
714 - );
715 - }
716 - }
717 -
718 - return new WP_Error( 'not_found', 'Entry not found.' );
719 -}
720 -
721 -/**
722 - * Get content from Pinecone — fetches vectors by source_url, reassembles chunks.
723 - */
724 -private function get_pinecone_entry_content( $source_url, $entry_id, $bot_id ) {
725 - if ( ! class_exists('MxChat_Pinecone_Manager') ) {
726 - return new WP_Error( 'pinecone_unavailable', 'Pinecone manager not available.' );
727 - }
728 -
729 - // Get Pinecone config
730 - if ( $bot_id === 'default' || ! class_exists('MxChat_Multi_Bot_Manager') ) {
731 - $pinecone_options = get_option('mxchat_pinecone_addon_options');
732 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
733 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
734 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
735 - } else {
736 - $bot_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
737 - $api_key = $bot_config['api_key'] ?? '';
738 - $host = $bot_config['host'] ?? '';
739 - $namespace = $bot_config['namespace'] ?? '';
740 - }
741 -
742 - if ( empty($host) || empty($api_key) ) {
743 - return new WP_Error( 'pinecone_config', 'Pinecone not configured.' );
744 - }
745 -
746 - // List vectors with the source_url prefix
747 - $base_id = md5( $source_url );
748 - $vector_ids = array( $base_id );
749 -
750 - // Find chunk vectors
751 - $list_url = "https://{$host}/vectors/list";
752 - $list_body = array( 'prefix' => $base_id . '_chunk_', 'limit' => 100 );
753 - if ( ! empty($namespace) ) {
754 - $list_body['namespace'] = $namespace;
755 - }
756 -
757 - $list_resp = wp_remote_post( $list_url, array(
758 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
759 - 'body' => wp_json_encode( $list_body ),
760 - 'timeout' => 15,
761 - ) );
762 -
763 - if ( ! is_wp_error($list_resp) ) {
764 - $list_data = json_decode( wp_remote_retrieve_body($list_resp), true );
765 - if ( ! empty($list_data['vectors']) ) {
766 - foreach ( $list_data['vectors'] as $v ) {
767 - $vector_ids[] = $v['id'];
768 - }
769 - }
770 - }
771 -
772 - // Fetch vectors with metadata
773 - $fetch_url = "https://{$host}/vectors/fetch";
774 - $fetch_body = array( 'ids' => $vector_ids );
775 - if ( ! empty($namespace) ) {
776 - $fetch_body['namespace'] = $namespace;
777 - }
778 -
779 - $fetch_resp = wp_remote_post( $fetch_url, array(
780 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
781 - 'body' => wp_json_encode( $fetch_body ),
782 - 'timeout' => 15,
783 - ) );
784 -
785 - if ( is_wp_error($fetch_resp) ) {
786 - return new WP_Error( 'pinecone_fetch', 'Failed to fetch from Pinecone.' );
787 - }
788 -
789 - $fetch_data = json_decode( wp_remote_retrieve_body($fetch_resp), true );
790 - $vectors = $fetch_data['vectors'] ?? array();
791 -
792 - if ( empty($vectors) ) {
793 - return new WP_Error( 'not_found', 'Entry not found in Pinecone.' );
794 - }
795 -
796 - // Reassemble chunks
797 - $chunks = array();
798 - $content_type = 'content';
799 - foreach ( $vectors as $vid => $vector ) {
800 - $meta = $vector['metadata'] ?? array();
801 - $text = $meta['text'] ?? '';
802 - $index = $meta['chunk_index'] ?? 0;
803 - $content_type = $meta['type'] ?? 'content';
804 - $chunks[ intval($index) ] = $text;
805 - }
806 - ksort( $chunks );
807 -
808 - return array(
809 - 'content' => implode( "\n\n", $chunks ),
810 - 'source_url' => $source_url,
811 - 'is_chunked' => count($chunks) > 1,
812 - 'chunk_count' => count($chunks),
813 - 'content_type' => $content_type,
814 - );
815 -}
816 -
817 -/**
818 - * AJAX: Save edited content — re-chunks and re-embeds as needed.
819 - * Works for both WordPress DB and Pinecone entries.
820 - */
821 -public function ajax_mxchat_save_entry_content() {
822 - check_ajax_referer('mxchat_edit_entry_nonce', 'nonce');
823 -
824 - if ( ! current_user_can('manage_options') ) {
825 - wp_send_json_error( array( 'message' => 'Permission denied.' ) );
826 - }
827 -
828 - $source_url = isset($_POST['source_url']) ? sanitize_text_field( wp_unslash($_POST['source_url']) ) : '';
829 - $entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
830 - $content = isset($_POST['content']) ? wp_kses_post( wp_unslash($_POST['content']) ) : '';
831 - $data_source = isset($_POST['data_source']) ? sanitize_key($_POST['data_source']) : 'wordpress';
832 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
833 - $content_type = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : 'content';
834 -
835 - if ( empty($content) ) {
836 - wp_send_json_error( array( 'message' => 'Content cannot be empty.' ) );
837 - }
838 -
839 - // Get the embedding API key
840 - $options = get_option('mxchat_options', array());
841 - $api_key = '';
842 -
843 - if ( $bot_id !== 'default' && class_exists('MxChat_Multi_Bot_Manager') ) {
844 - $bot_options = apply_filters('mxchat_get_bot_options', array(), $bot_id);
845 - $api_key = $bot_options['api_key'] ?? '';
846 - }
847 - if ( empty($api_key) ) {
848 - $api_key = $options['api_key'] ?? '';
849 - }
850 -
851 - global $wpdb;
852 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
853 -
854 - // If source_url is empty but we have an entry_id, look it up
855 - if ( empty($source_url) && $entry_id > 0 && $data_source === 'wordpress' ) {
856 - $row = $wpdb->get_row( $wpdb->prepare( "SELECT source_url FROM {$table} WHERE id = %d", $entry_id ) );
857 - if ( $row && ! empty($row->source_url) ) {
858 - $source_url = $row->source_url;
859 - }
860 - }
861 -
862 - // For manual entries (no source_url or mxchat:// prefix), delete the old entry by ID first
863 - // so submit_content_to_db creates a replacement instead of a duplicate
864 - // Also treat legacy mxchat.ai source URLs as manual — old bug assigned the site URL to manual entries
865 - $is_legacy_manual = !empty($source_url) && strpos($source_url, 'mxchat.ai') !== false && strpos($source_url, 'mxchat://') !== 0;
866 - if ( $entry_id > 0 && (empty($source_url) || strpos($source_url, 'mxchat://') === 0 || $is_legacy_manual) ) {
867 - $wpdb->delete( $table, array( 'id' => $entry_id ), array( '%d' ) );
868 - // Clear legacy URL so submit_content_to_db generates a unique mxchat:// identifier
869 - // instead of reusing the shared URL (which would mass-delete other entries with the same URL)
870 - if ( $is_legacy_manual ) {
871 - $source_url = '';
872 - }
873 - }
874 -
875 - // Use the existing submit_content_to_db which handles chunking, Pinecone, and WP DB
876 - $vector_id = ! empty($source_url) ? md5($source_url) : md5('mxchat_manual_' . $entry_id);
877 -
878 - // submit_content_to_db already handles: delete old chunks → re-chunk → re-embed → store
879 - $result = MxChat_Utils::submit_content_to_db( $content, $source_url, $api_key, $vector_id, $bot_id, $content_type );
880 -
881 - if ( is_wp_error($result) ) {
882 - wp_send_json_error( array( 'message' => $result->get_error_message() ) );
883 - }
884 -
885 - wp_send_json_success( array( 'message' => 'Content saved and re-embedded successfully.' ) );
886 -}
887 -
888 -public function mxchat_get_pdf_processing_status($pdf_url) {
889 - $pdf_url = esc_url_raw($pdf_url);
890 - $status = get_transient(sanitize_key('mxchat_pdf_status_' . md5($pdf_url)));
891 -
892 - if (!$status || !is_array($status)) {
893 - return false;
894 - }
895 -
896 - // Check for stalled processing (no updates for 5 minutes)
897 - if ($status['status'] === 'processing' && (time() - absint($status['last_update'])) > 300) {
898 - $status['status'] = 'error';
899 - $status['error'] = __('PDF processing appears to be stalled. No updates for over 5 minutes.', 'mxchat');
900 -
901 - // Save the updated status
902 - set_transient(
903 - sanitize_key('mxchat_pdf_status_' . md5($pdf_url)),
904 - array_map('sanitize_text_field', $status),
905 - DAY_IN_SECONDS
906 - );
907 - }
908 -
909 - $result = array(
910 - 'total_pages' => absint($status['total_pages']),
911 - 'processed_pages' => absint($status['processed_pages']),
912 - 'failed_pages' => absint($status['failed_pages'] ?? 0),
913 - 'percentage' => ($status['total_pages'] > 0)
914 - ? round((absint($status['processed_pages']) / absint($status['total_pages'])) * 100)
915 - : 0,
916 - 'status' => sanitize_text_field($status['status']),
917 - 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
918 - 'failed_pages_list' => isset($status['failed_pages_list']) ? $status['failed_pages_list'] : array(),
919 - 'completion_summary' => isset($status['completion_summary']) ? $status['completion_summary'] : null
920 - );
921 -
922 - // Add error message if present
923 - if (isset($status['error']) && !empty($status['error'])) {
924 - $result['error'] = sanitize_text_field($status['error']);
925 - }
926 -
927 - return $result;
928 -}
929 -
930 -
931 -public function mxchat_handle_sitemap_submission() {
932 - // Check if the form was submitted and verify permissions
933 - if (!isset($_POST['submit_sitemap']) || !current_user_can('manage_options')) {
934 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
935 - }
936 -
937 - // Verify nonce
938 - check_admin_referer('mxchat_submit_sitemap_action', 'mxchat_submit_sitemap_nonce');
939 -
940 - // Validate URL
941 - if (!isset($_POST['sitemap_url']) || empty($_POST['sitemap_url'])) {
942 - set_transient('mxchat_admin_notice_error',
943 - esc_html__('Please provide a valid URL.', 'mxchat'),
944 - 30
945 - );
946 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
947 - exit;
948 - }
949 -
950 - $submitted_url = esc_url_raw($_POST['sitemap_url']);
951 -
952 - // Convert Google Drive sharing URLs to direct download URLs
953 - if ( strpos($submitted_url, 'drive.google.com') !== false ) {
954 - $file_id = '';
955 - if ( preg_match('/[?&]id=([a-zA-Z0-9_-]+)/', $submitted_url, $m) ) {
956 - $file_id = $m[1];
957 - } elseif ( preg_match('#/file/d/([a-zA-Z0-9_-]+)#', $submitted_url, $m) ) {
958 - $file_id = $m[1];
959 - }
960 - if ( ! empty($file_id) ) {
961 - $submitted_url = 'https://drive.google.com/uc?export=download&id=' . $file_id;
962 - }
963 - }
964 -
965 - // Get bot_id from form submission
966 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
967 -
968 - // Get bot-specific options and validate API key
969 - $bot_options = $this->get_bot_options($bot_id);
970 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
971 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
972 -
973 - if (strpos($selected_model, 'voyage') === 0) {
974 - $api_key = $options['voyage_api_key'] ?? '';
975 - $provider_name = 'Voyage AI';
976 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
977 - $api_key = $options['gemini_api_key'] ?? '';
978 - $provider_name = 'Google Gemini';
979 - } else {
980 - $api_key = $options['api_key'] ?? '';
981 - $provider_name = 'OpenAI';
982 - }
983 -
984 - if (empty($api_key)) {
985 - $error_message = sprintf(
986 - esc_html__('%s API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
987 - $provider_name
988 - );
989 - set_transient('mxchat_admin_notice_error', $error_message, 30);
990 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
991 - exit;
992 - }
993 -
994 - // Fetch URL — use browser-like headers so servers with bot protection don't block us
995 - $response = wp_remote_get($submitted_url, array(
996 - 'timeout' => 30,
997 - 'sslverify' => false,
998 - 'user-agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36',
999 - 'headers' => array(
1000 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
1001 - 'Accept-Language' => 'en-US,en;q=0.9',
1002 - ),
1003 - ));
1004 -
1005 - if (is_wp_error($response) || wp_remote_retrieve_response_code($response) !== 200) {
1006 - $error_message = is_wp_error($response) ? $response->get_error_message() : 'HTTP Status: ' . wp_remote_retrieve_response_code($response);
1007 - set_transient('mxchat_admin_notice_error',
1008 - sprintf(
1009 - esc_html__('Failed to fetch the URL: %s', 'mxchat'),
1010 - esc_html($error_message)
1011 - ),
1012 - 30
1013 - );
1014 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1015 - exit;
1016 - }
1017 -
1018 - $content_type = wp_remote_retrieve_header($response, 'content-type');
1019 - $body_content = wp_remote_retrieve_body($response);
1020 -
1021 - if (empty($body_content)) {
1022 - set_transient('mxchat_admin_notice_error',
1023 - esc_html__('Empty response received from URL.', 'mxchat'),
1024 - 30
1025 - );
1026 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1027 - exit;
1028 - }
1029 -
1030 - // Handle PDF URL
1031 - if ($this->mxchat_is_pdf_url($submitted_url, $response)) {
1032 - $result = $this->mxchat_handle_pdf_for_knowledge_base($submitted_url, $response, $bot_id);
1033 -
1034 - if ($result === 'queued') {
1035 - set_transient('mxchat_admin_notice_success',
1036 - esc_html__('PDF queued for processing. Processing will start automatically.', 'mxchat'),
1037 - 30
1038 - );
1039 - } else {
1040 - set_transient('mxchat_admin_notice_error',
1041 - esc_html__('Failed to queue PDF processing: ', 'mxchat') . esc_html($result),
1042 - 30
1043 - );
1044 - }
1045 -
1046 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1047 - exit;
1048 - }
1049 -
1050 - // Handle Sitemap XML
1051 - if (strpos($content_type, 'xml') !== false || strpos($body_content, '<urlset') !== false) {
1052 - libxml_use_internal_errors(true);
1053 - $xml = simplexml_load_string($body_content);
1054 - $xml_errors = libxml_get_errors();
1055 - libxml_clear_errors();
1056 -
1057 - if ($xml === false || !empty($xml_errors)) {
1058 - set_transient('mxchat_admin_notice_error',
1059 - esc_html__('Invalid sitemap XML. Please provide a valid sitemap.', 'mxchat'),
1060 - 30
1061 - );
1062 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1063 - exit;
1064 - }
1065 -
1066 - $result = $this->mxchat_handle_sitemap_for_knowledge_base($xml, $submitted_url, $bot_id);
1067 -
1068 - if ($result === 'queued') {
1069 - set_transient('mxchat_admin_notice_success',
1070 - esc_html__('Sitemap queued for processing. Processing will start automatically.', 'mxchat'),
1071 - 30
1072 - );
1073 - } else {
1074 - set_transient('mxchat_admin_notice_error',
1075 - esc_html__('Failed to queue sitemap processing. Please check the status below for details.', 'mxchat'),
1076 - 30
1077 - );
1078 - }
1079 -
1080 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1081 - exit;
1082 - }
1083 -
1084 - // Handle Regular URL (single page)
1085 - $page_content = $this->mxchat_extract_main_content($body_content);
1086 - $sanitized_content = $this->mxchat_sanitize_content_for_api($page_content);
1087 -
1088 - //error_log('[MXCHAT-URL-DEBUG] URL: ' . $submitted_url);
1089 - //error_log('[MXCHAT-URL-DEBUG] Extracted page_content length: ' . strlen($page_content));
1090 - //error_log('[MXCHAT-URL-DEBUG] Sanitized content length: ' . strlen($sanitized_content));
1091 - //error_log('[MXCHAT-URL-DEBUG] Content preview: ' . substr($sanitized_content, 0, 500));
1092 -
1093 - if (empty($sanitized_content)) {
1094 - set_transient('mxchat_admin_notice_error',
1095 - esc_html__('No valid content found on the provided URL.', 'mxchat'),
1096 - 30
1097 - );
1098 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1099 - exit;
1100 - }
1101 -
1102 - // For single URLs, process immediately using submit_content_to_db
1103 - // This handles chunking automatically for large content
1104 - $db_result = MxChat_Utils::submit_content_to_db(
1105 - $sanitized_content,
1106 - $submitted_url,
1107 - $api_key,
1108 - null,
1109 - $bot_id,
1110 - 'url' // content_type
1111 - );
1112 -
1113 - if (is_wp_error($db_result)) {
1114 - $error_message = esc_html__('Failed to store content in database: ', 'mxchat') . esc_html($db_result->get_error_message());
1115 - set_transient('mxchat_admin_notice_error', $error_message, 30);
1116 - } else {
1117 - $success_message = esc_html__('URL content successfully submitted!', 'mxchat');
1118 - set_transient('mxchat_admin_notice_success', $success_message, 30);
1119 - }
1120 -
1121 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1122 - exit;
1123 -}
1124 -
1125 -
1126 -public function mxchat_get_single_url_status() {
1127 - $status = get_transient('mxchat_single_url_status');
1128 - if (!$status) {
1129 - return null;
1130 - }
1131 -
1132 - // Add human-readable time
1133 - if (isset($status['timestamp'])) {
1134 - $status['human_time'] = human_time_diff(strtotime($status['timestamp']), current_time('timestamp')) . ' ' . __('ago', 'mxchat');
1135 - }
1136 -
1137 - return $status;
1138 -}
1139 -
1140 -public function mxchat_handle_sitemap_for_knowledge_base($xml, $sitemap_url, $bot_id = 'default') {
1141 - if (!current_user_can('manage_options')) {
1142 - return false;
1143 - }
1144 -
1145 - try {
1146 - $sitemap_url = esc_url_raw($sitemap_url);
1147 -
1148 - if (!$xml || !is_object($xml)) {
1149 - throw new Exception(__('Invalid XML object provided', 'mxchat'));
1150 - }
1151 -
1152 - // Get bot-specific embedding API for validation
1153 - $bot_options = $this->get_bot_options($bot_id);
1154 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
1155 -
1156 - // Test the embedding API before processing
1157 - $test_phrase = "Test embedding generation for MxChat";
1158 - $test_result = $this->mxchat_generate_embedding($test_phrase, $bot_id);
1159 -
1160 - if (is_string($test_result)) {
1161 - throw new Exception(__('Embedding API validation failed: ', 'mxchat') . $test_result);
1162 - }
1163 -
1164 - if (!is_array($test_result)) {
1165 - throw new Exception(__('Embedding API returned unexpected result type. Please check your configuration.', 'mxchat'));
1166 - }
1167 -
1168 - // Extract URLs from sitemap
1169 - $urls = array();
1170 - foreach ($xml->url as $url_element) {
1171 - $url = esc_url_raw((string)$url_element->loc);
1172 - if ($url) {
1173 - $urls[] = array('url' => $url);
1174 - }
1175 - }
1176 -
1177 - $total_urls = count($urls);
1178 -
1179 - if ($total_urls < 1) {
1180 - throw new Exception(__('No valid URLs found in sitemap', 'mxchat'));
1181 - }
1182 -
1183 - // Create unique queue ID
1184 - $queue_id = 'sitemap_' . md5($sitemap_url . time());
1185 -
1186 - // Add URLs to queue
1187 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'url', $urls, $bot_id);
1188 -
1189 - if ($queued_count === 0) {
1190 - throw new Exception(__('Failed to add URLs to processing queue', 'mxchat'));
1191 - }
1192 -
1193 - // Store queue metadata
1194 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $sitemap_url);
1195 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'sitemap');
1196 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_urls);
1197 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
1198 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
1199 -
1200 - // Store queue ID in transient for status tracking
1201 - set_transient('mxchat_active_queue_sitemap', $queue_id, DAY_IN_SECONDS);
1202 - set_transient('mxchat_last_sitemap_url', $sitemap_url, DAY_IN_SECONDS);
1203 -
1204 - return 'queued';
1205 -
1206 - } catch (Exception $e) {
1207 - $error_message = $e->getMessage();
1208 - //error_log(sprintf(esc_html__('Error preparing sitemap for processing: %s', 'mxchat'), esc_html($error_message)));
1209 -
1210 - return $error_message;
1211 - }
1212 -
1213 -}
1214 -
1215 -/**
1216 - * Remove shortcode tags but preserve the content inside them
1217 - * Example: [vc_column]Hello World[/vc_column] becomes "Hello World"
1218 - *
1219 - * @param string $content The content containing shortcodes
1220 - * @return string Content with shortcode tags removed but inner content preserved
1221 - */
1222 -private function strip_shortcode_tags_preserve_content($content) {
1223 - // Single-pass regex removes all shortcode brackets: [tag], [tag attr="val"], [/tag], [tag /]
1224 - // Content between tags is inherently preserved since only brackets are targeted
1225 - $result = preg_replace('/\[\/?\w[\w-]*[^\]]*\]/', '', $content);
1226 - return ($result !== null) ? $result : $content;
1227 -}
1228 -
1229 -public function mxchat_sanitize_content_for_api($content) {
1230 - //error_log('[MXCHAT-SANITIZE] Original content preview: ' . substr($content, 0, 500) . '...');
1231 -
1232 - // Remove shortcode tags but PRESERVE content inside them
1233 - $content = $this->strip_shortcode_tags_preserve_content($content);
1234 -
1235 - // Remove script, style tags, and HTML comments
1236 - $content = preg_replace('/<script\b[^>]*>(.*?)<\/script>/is', '', $content);
1237 - $content = preg_replace('/<style\b[^>]*>(.*?)<\/style>/is', '', $content);
1238 - $content = preg_replace('/<!--(.|\s)*?-->/', '', $content);
1239 -
1240 - // Remove all HTML tags and decode HTML entities
1241 - $content = wp_strip_all_tags($content);
1242 - $content = html_entity_decode($content, ENT_QUOTES | ENT_HTML5);
1243 -
1244 - // Normalize whitespace but preserve paragraph breaks
1245 - // First, normalize line endings to \n
1246 - $content = str_replace(["\r\n", "\r"], "\n", $content);
1247 - // Replace multiple spaces/tabs with single space, but preserve newlines
1248 - $content = preg_replace('/[ \t]+/', ' ', $content);
1249 - // Replace 3+ newlines with 2 newlines (max 2 blank lines)
1250 - $content = preg_replace('/\n{3,}/', "\n\n", $content);
1251 - // Trim each line
1252 - $lines = explode("\n", $content);
1253 - $lines = array_map('trim', $lines);
1254 - $content = implode("\n", $lines);
1255 - // Final trim
1256 - $content = trim($content);
1257 -
1258 - // Remove control characters (which can cause database issues) but preserve \n (0x0A) and \r (0x0D)
1259 - $content = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/u', '', $content);
1260 -
1261 - // Remove NULL bytes which can cause database errors
1262 - $content = str_replace("\0", "", $content);
1263 -
1264 - // Ensure valid UTF-8 encoding
1265 - $content = wp_check_invalid_utf8($content);
1266 -
1267 - // Remove any extremely long strings without spaces (often garbage)
1268 - $content = preg_replace('/\S{300,}/', ' ', $content);
1269 -
1270 - // Replace problematic characters that often cause database issues
1271 - $content = preg_replace('/[\x{10000}-\x{10FFFF}]/u', '', $content); // Remove emoji and other high Unicode characters
1272 -
1273 - // Replace any remaining potentially problematic characters with spaces
1274 - // BUT preserve newlines by temporarily replacing them
1275 - $content = str_replace("\n", "NEWLINE_PLACEHOLDER", $content);
1276 - $content = preg_replace('/[^\p{L}\p{N}\p{P}\p{Z}\p{Sm}]/u', ' ', $content);
1277 - $content = str_replace("NEWLINE_PLACEHOLDER", "\n", $content);
1278 -
1279 - // Limit to reasonable length if needed
1280 - $max_length = 65000; // Just under MySQL TEXT field limit
1281 - if (strlen($content) > $max_length) {
1282 - $content = substr($content, 0, $max_length);
1283 - }
1284 -
1285 - //error_log('[MXCHAT-SANITIZE] Sanitized content preview: ' . substr($content, 0, 500) . '...');
1286 - return $content;
1287 -}
1288 -public function mxchat_extract_main_content($html) {
1289 - if (empty($html)) {
1290 - return '';
1291 - }
1292 - try {
1293 - $dom = new DOMDocument;
1294 - libxml_use_internal_errors(true); // Suppress HTML parsing errors
1295 - @$dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'), LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
1296 - $xpath = new DOMXPath($dom);
1297 -
1298 - // For debugging purposes
1299 - $debugEnabled = true; // Set to true to enable debugging output
1300 - $debug = function($message) use ($debugEnabled) {
1301 - if ($debugEnabled) {
1302 - //error_log('[MXCHAT-EXTRACT-DEBUG] ' . $message);
1303 - }
1304 - };
1305 -
1306 - // Direct targeting for Gerow theme posts
1307 - $post_text = $xpath->query('//div[contains(@class, "post-text")]');
1308 - if ($post_text && $post_text->length > 0) {
1309 - $debug("Found post-text directly");
1310 - $content = '';
1311 - foreach ($post_text as $node) {
1312 - $content .= $dom->saveHTML($node);
1313 - }
1314 - if (!empty($content)) {
1315 - $debug("Returning post-text content");
1316 - return $content;
1317 - }
1318 - }
1319 -
1320 - // Try to get the blog details content which contains the post-text
1321 - $blog_details = $xpath->query('//div[contains(@class, "blog-details-content")]');
1322 - if ($blog_details && $blog_details->length > 0) {
1323 - $debug("Found blog-details-content");
1324 - $content = '';
1325 - foreach ($blog_details as $node) {
1326 - $content .= $dom->saveHTML($node);
1327 - }
1328 - if (!empty($content)) {
1329 - $debug("Returning blog-details-content");
1330 - return $content;
1331 - }
1332 - }
1333 -
1334 - // Try to get the article which contains the blog details
1335 - $article = $xpath->query('//article[contains(@class, "blog-details-wrap")]');
1336 - if ($article && $article->length > 0) {
1337 - $debug("Found article with blog-details-wrap");
1338 - $content = '';
1339 - foreach ($article as $node) {
1340 - $content .= $dom->saveHTML($node);
1341 - }
1342 - if (!empty($content)) {
1343 - $debug("Returning article content");
1344 - return $content;
1345 - }
1346 - }
1347 -
1348 - // Try even broader with the blog-item-wrap
1349 - $blog_item = $xpath->query('//div[contains(@class, "blog-item-wrap")]');
1350 - if ($blog_item && $blog_item->length > 0) {
1351 - $debug("Found blog-item-wrap");
1352 - $content = '';
1353 - foreach ($blog_item as $node) {
1354 - $content .= $dom->saveHTML($node);
1355 - }
1356 - if (!empty($content)) {
1357 - $debug("Returning blog-item-wrap content");
1358 - return $content;
1359 - }
1360 - }
1361 -
1362 - // Specific Gerow theme path
1363 - $gerow_path = $xpath->query('//section[contains(@class, "blog-area")]//div[contains(@class, "post-text")]');
1364 - if ($gerow_path && $gerow_path->length > 0) {
1365 - $debug("Found Gerow theme path to post-text");
1366 - $content = '';
1367 - foreach ($gerow_path as $node) {
1368 - $content .= $dom->saveHTML($node);
1369 - }
1370 - if (!empty($content)) {
1371 - $debug("Returning Gerow post-text content");
1372 - return $content;
1373 - }
1374 - }
1375 -
1376 - // Generic blog post selectors
1377 - $selectors = [
1378 - // Blog post specific selectors
1379 - '//div[contains(@class, "post-text")]',
1380 - '//article[contains(@class, "blog-post-item")]//div[contains(@class, "post-text")]',
1381 - '//div[contains(@class, "blog-details-content")]',
1382 - '//article[contains(@class, "blog-details-wrap")]',
1383 - '//div[contains(@class, "entry-content")]',
1384 - '//div[contains(@class, "blog-content")]',
1385 - '//div[contains(@class, "blog-item-wrap")]',
1386 -
1387 - // More general content selectors
1388 - '//div[contains(@class, "page__content")]',
1389 - '//div[contains(@class, "elementor-widget-container")]',
1390 - '//div[contains(@class, "elementor-text-editor")]',
1391 - '//div[contains(@class, "elementor-widget-text-editor")]',
1392 - '//*[contains(@class, "entry-content")]',
1393 - '//*[contains(@class, "post-content")]',
1394 - '//*[contains(@class, "article-content")]',
1395 - '//*[@id="content"]',
1396 - '//*[@id="main-content"]',
1397 - '//section[contains(@class, "blog-area")]',
1398 - '//article',
1399 - '//main',
1400 - '//div[contains(@class, "content")]'
1401 - ];
1402 -
1403 - // First handle Elementor content - get only leaf widget containers to avoid duplicates
1404 - $debug("Checking for Elementor content");
1405 - // Get widget containers that are direct children of widgets (not nested inside other widget containers)
1406 - $elementor_widgets = $xpath->query('//div[contains(@class, "elementor-widget")]//div[contains(@class, "elementor-widget-container")]');
1407 - if ($elementor_widgets && $elementor_widgets->length > 0) {
1408 - $debug("Found Elementor widgets");
1409 - $seen_content = array(); // Track seen content to avoid duplicates
1410 - $combined_content = '';
1411 - foreach ($elementor_widgets as $widget) {
1412 - $widget_content = $dom->saveHTML($widget);
1413 - if (!empty($widget_content)) {
1414 - // Create a hash of the content to detect duplicates
1415 - $content_hash = md5($widget_content);
1416 - if (!isset($seen_content[$content_hash])) {
1417 - $seen_content[$content_hash] = true;
1418 - $combined_content .= $widget_content;
1419 - }
1420 - }
1421 - }
1422 - if (!empty($combined_content)) {
1423 - $debug("Returning Elementor content");
1424 - return $combined_content;
1425 - }
1426 - }
1427 -
1428 - // Try standard selectors one by one
1429 - foreach ($selectors as $selector) {
1430 - $debug("Trying selector: " . $selector);
1431 - $nodes = $xpath->query($selector);
1432 - if ($nodes && $nodes->length > 0) {
1433 - $debug("Found " . $nodes->length . " matches for selector: " . $selector);
1434 - // Only take the FIRST matching node to avoid duplicate content
1435 - // (pages often have nested or multiple containers with same class)
1436 - $content = $dom->saveHTML($nodes->item(0));
1437 - if (!empty($content)) {
1438 - $debug("Returning content from selector: " . $selector . " (first match only)");
1439 - return $content;
1440 - }
1441 - }
1442 - }
1443 -
1444 - // Manual regex fallback for post-text if DOM methods fail
1445 - $debug("Trying regex fallback");
1446 - if (preg_match('/<div class="post-text">(.*?)<\/div>\s*<\/div>\s*<\/div>/s', $html, $matches)) {
1447 - $debug("Found post-text via regex");
1448 - return '<div class="post-text">' . $matches[1] . '</div>';
1449 - }
1450 -
1451 - // Try to extract the blog section as a whole
1452 - $blog_section = $xpath->query('//section[contains(@class, "blog-area")]');
1453 - if ($blog_section && $blog_section->length > 0) {
1454 - $debug("Found blog-area section");
1455 - $content = '';
1456 - foreach ($blog_section as $node) {
1457 - $content .= $dom->saveHTML($node);
1458 - }
1459 - if (!empty($content)) {
1460 - $debug("Returning blog-area section content");
1461 - return $content;
1462 - }
1463 - }
1464 -
1465 - // Generic container selectors for non-CMS sites (like .asp pages)
1466 - $debug("Trying generic container selectors");
1467 - $generic_selectors = [
1468 - '//div[@id="main"]',
1469 - '//div[@id="wrapper"]',
1470 - '//div[@id="page"]',
1471 - '//div[@id="site-content"]',
1472 - '//div[contains(@class, "main-content")]',
1473 - '//div[contains(@class, "page-content")]',
1474 - '//div[contains(@class, "site-content")]',
1475 - ];
1476 -
1477 - foreach ($generic_selectors as $selector) {
1478 - $debug("Trying generic selector: " . $selector);
1479 - $nodes = $xpath->query($selector);
1480 - if ($nodes && $nodes->length > 0) {
1481 - $content = $dom->saveHTML($nodes->item(0));
1482 - if (!empty($content)) {
1483 - $debug("Returning content from generic selector: " . $selector);
1484 - return $content;
1485 - }
1486 - }
1487 - }
1488 -
1489 - // Paragraph-based content detection - find regions with substantial text
1490 - $debug("Trying paragraph-based content detection");
1491 - $paragraphs = $xpath->query('//p[string-length(normalize-space()) > 50]');
1492 - if ($paragraphs && $paragraphs->length >= 3) {
1493 - $debug("Found " . $paragraphs->length . " substantial paragraphs");
1494 - // Collect all substantial paragraphs and their content
1495 - $paragraph_content = '';
1496 - foreach ($paragraphs as $p) {
1497 - $paragraph_content .= $dom->saveHTML($p) . "\n";
1498 - }
1499 - if (!empty($paragraph_content)) {
1500 - $debug("Returning paragraph-based content");
1501 - return $paragraph_content;
1502 - }
1503 - }
1504 -
1505 - // Improved body fallback - strip nav/header/footer elements first
1506 - $debug("Using improved body fallback");
1507 - $body = $dom->getElementsByTagName('body');
1508 - if ($body->length > 0) {
1509 - // Clone the body to avoid modifying the original DOM
1510 - $body_clone = $body->item(0)->cloneNode(true);
1511 -
1512 - // Remove common non-content elements by tag name
1513 - $remove_tags = ['nav', 'header', 'footer', 'aside', 'script', 'style', 'noscript'];
1514 - foreach ($remove_tags as $tag) {
1515 - $elements = $body_clone->getElementsByTagName($tag);
1516 - // Iterate backwards to safely remove elements
1517 - for ($i = $elements->length - 1; $i >= 0; $i--) {
1518 - $el = $elements->item($i);
1519 - if ($el && $el->parentNode) {
1520 - $el->parentNode->removeChild($el);
1521 - }
1522 - }
1523 - }
1524 -
1525 - // Remove elements with common non-content class names using XPath on the cloned body
1526 - $temp_dom = new DOMDocument();
1527 - @$temp_dom->appendChild($temp_dom->importNode($body_clone, true));
1528 - $temp_xpath = new DOMXPath($temp_dom);
1529 -
1530 - $remove_class_patterns = [
1531 - '//*[contains(@class, "nav")]',
1532 - '//*[contains(@class, "menu")]',
1533 - '//*[contains(@class, "sidebar")]',
1534 - '//*[contains(@class, "footer")]',
1535 - '//*[contains(@class, "header")]',
1536 - '//*[contains(@id, "nav")]',
1537 - '//*[contains(@id, "menu")]',
1538 - '//*[contains(@id, "sidebar")]',
1539 - '//*[contains(@id, "footer")]',
1540 - '//*[contains(@id, "header")]',
1541 - ];
1542 -
1543 - foreach ($remove_class_patterns as $pattern) {
1544 - $elements = $temp_xpath->query($pattern);
1545 - if ($elements) {
1546 - for ($i = $elements->length - 1; $i >= 0; $i--) {
1547 - $el = $elements->item($i);
1548 - if ($el && $el->parentNode) {
1549 - $el->parentNode->removeChild($el);
1550 - }
1551 - }
1552 - }
1553 - }
1554 -
1555 - $cleaned_content = $temp_dom->saveHTML();
1556 - if (!empty($cleaned_content)) {
1557 - $debug("Returning cleaned body content");
1558 - return $cleaned_content;
1559 - }
1560 - }
1561 -
1562 - // Last resort: return the original HTML
1563 - $debug("Returning original HTML");
1564 - return $html;
1565 - } catch (Exception $e) {
1566 - //error_log('[MXCHAT-ERROR] Content extraction failed: ' . $e->getMessage());
1567 - return $html; // Return original HTML if parsing fails
1568 - } finally {
1569 - libxml_clear_errors();
1570 - }
1571 -}
1572 -public function mxchat_get_sitemap_processing_status($sitemap_url) {
1573 - $sitemap_url = esc_url_raw($sitemap_url);
1574 - $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
1575 - $status = get_transient($status_key);
1576 -
1577 - if (!$status || !is_array($status)) {
1578 - return false;
1579 - }
1580 -
1581 - // Auto-complete check: if all URLs are processed but status isn't complete
1582 - if (isset($status['processed_urls']) && isset($status['total_urls']) &&
1583 - $status['processed_urls'] >= $status['total_urls'] &&
1584 - isset($status['status']) && $status['status'] !== 'complete' &&
1585 - $status['status'] !== 'error') {
1586 -
1587 - // Mark as complete
1588 - $status['status'] = 'complete';
1589 - $status['processed_urls'] = $status['total_urls']; // Ensure exact match
1590 -
1591 - // Update the transient with the corrected status
1592 - set_transient($status_key, $status, DAY_IN_SECONDS);
1593 - }
1594 -
1595 - return array(
1596 - 'total_urls' => absint($status['total_urls']),
1597 - 'processed_urls' => absint($status['processed_urls']),
1598 - 'failed_urls' => absint($status['failed_urls'] ?? 0),
1599 - 'percentage' => ($status['total_urls'] > 0)
1600 - ? round((absint($status['processed_urls']) / absint($status['total_urls'])) * 100)
1601 - : 0,
1602 - 'status' => sanitize_text_field($status['status']),
1603 - 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
1604 - 'error' => isset($status['error']) ? sanitize_text_field($status['error']) : '',
1605 - 'last_error' => isset($status['last_error']) ? sanitize_text_field($status['last_error']) : '',
1606 - 'failed_urls_list' => isset($status['failed_urls_list']) ? $status['failed_urls_list'] : array()
1607 - );
1608 -}
1609 -
1610 -public function mxchat_ajax_get_status_updates() {
1611 - try {
1612 - // Verify the request
1613 - check_ajax_referer('mxchat_status_nonce', 'nonce');
1614 -
1615 - // Get active queue IDs
1616 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
1617 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
1618 -
1619 - $sitemap_status = false;
1620 - $pdf_status = false;
1621 -
1622 - // Get sitemap queue status
1623 - if ($sitemap_queue_id) {
1624 - $sitemap_status = $this->mxchat_get_queue_status_data($sitemap_queue_id, 'sitemap');
1625 - }
1626 -
1627 - // Get PDF queue status
1628 - if ($pdf_queue_id) {
1629 - $pdf_status = $this->mxchat_get_queue_status_data($pdf_queue_id, 'pdf');
1630 - }
1631 -
1632 - $is_active_processing =
1633 - ($sitemap_status && $sitemap_status['status'] === 'processing') ||
1634 - ($pdf_status && $pdf_status['status'] === 'processing');
1635 -
1636 - // Return JSON response with the status data
1637 - wp_send_json(array(
1638 - 'pdf_status' => $pdf_status,
1639 - 'sitemap_status' => $sitemap_status,
1640 - 'is_processing' => $is_active_processing,
1641 - 'sitemap_queue_id' => $sitemap_queue_id,
1642 - 'pdf_queue_id' => $pdf_queue_id
1643 - ));
1644 -
1645 - } catch (Exception $e) {
1646 - //error_log('MxChat Status Update Error: ' . $e->getMessage());
1647 -
1648 - wp_send_json_error(array(
1649 - 'message' => 'Error getting status updates: ' . $e->getMessage(),
1650 - 'status' => 'error'
1651 - ));
1652 - }
1653 -}
1654 -
1655 -/**
1656 - * Helper function to get queue status data
1657 - */
1658 -private function mxchat_get_queue_status_data($queue_id, $type = 'sitemap') {
1659 - global $wpdb;
1660 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
1661 -
1662 - // Get counts by status
1663 - $counts = $wpdb->get_results($wpdb->prepare(
1664 - "SELECT status, COUNT(*) as count
1665 - FROM $table_name
1666 - WHERE queue_id = %s
1667 - GROUP BY status",
1668 - $queue_id
1669 - ), OBJECT_K);
1670 -
1671 - $total = 0;
1672 - $completed = 0;
1673 - $failed = 0;
1674 - $processing = 0;
1675 - $pending = 0;
1676 -
1677 - foreach ($counts as $status => $data) {
1678 - $count = absint($data->count);
1679 - $total += $count;
1680 -
1681 - switch ($status) {
1682 - case 'completed':
1683 - $completed = $count;
1684 - break;
1685 - case 'failed':
1686 - $failed = $count;
1687 - break;
1688 - case 'processing':
1689 - $processing = $count;
1690 - break;
1691 - case 'pending':
1692 - $pending = $count;
1693 - break;
1694 - }
1695 - }
1696 -
1697 - if ($total === 0) {
1698 - return false;
1699 - }
1700 -
1701 - // Calculate percentage
1702 - $percentage = round((($completed + $failed) / $total) * 100);
1703 -
1704 - // Get failed items details (limit to 50)
1705 - $failed_items = array();
1706 - if ($failed > 0) {
1707 - $failed_results = $wpdb->get_results($wpdb->prepare(
1708 - "SELECT item_type, item_data, error_message, attempts, completed_at
1709 - FROM $table_name
1710 - WHERE queue_id = %s
1711 - AND status = 'failed'
1712 - AND attempts >= max_attempts
1713 - ORDER BY id DESC
1714 - LIMIT 50",
1715 - $queue_id
1716 - ));
1717 -
1718 - foreach ($failed_results as $item) {
1719 - $data = json_decode($item->item_data, true);
1720 - $url = $type === 'pdf' ? ($data['pdf_url'] ?? '') : ($data['url'] ?? '');
1721 -
1722 - $failed_items[] = array(
1723 - 'url' => $url,
1724 - 'page' => $type === 'pdf' ? ($data['page_number'] ?? 0) : 0,
1725 - 'error' => $item->error_message,
1726 - 'retries' => $item->attempts,
1727 - 'time' => strtotime($item->completed_at)
1728 - );
1729 - }
1730 - }
1731 -
1732 - // Get queue metadata
1733 - $source_url = $this->mxchat_get_queue_meta($queue_id, 'source_url');
1734 -
1735 - // Determine if queue is complete
1736 - $is_complete = ($pending === 0 && $processing === 0);
1737 -
1738 - // Get last update time
1739 - $last_update = $wpdb->get_var($wpdb->prepare(
1740 - "SELECT MAX(UNIX_TIMESTAMP(COALESCE(completed_at, started_at, created_at)))
1741 - FROM $table_name
1742 - WHERE queue_id = %s",
1743 - $queue_id
1744 - ));
1745 -
1746 - $last_update_text = $last_update ? human_time_diff($last_update, time()) . ' ' . __('ago', 'mxchat') : __('Just now', 'mxchat');
1747 -
1748 - // Format based on type
1749 - if ($type === 'pdf') {
1750 - return array(
1751 - 'total_pages' => $total,
1752 - 'processed_pages' => $completed + $failed,
1753 - 'failed_pages' => $failed,
1754 - 'percentage' => $percentage,
1755 - 'status' => $is_complete ? 'complete' : 'processing',
1756 - 'last_update' => $last_update_text,
1757 - 'failed_pages_list' => $failed_items,
1758 - 'pdf_url' => $source_url,
1759 - 'queue_id' => $queue_id
1760 - );
1761 - } else {
1762 - return array(
1763 - 'total_urls' => $total,
1764 - 'processed_urls' => $completed + $failed,
1765 - 'failed_urls' => $failed,
1766 - 'percentage' => $percentage,
1767 - 'status' => $is_complete ? 'complete' : 'processing',
1768 - 'last_update' => $last_update_text,
1769 - 'failed_urls_list' => $failed_items,
1770 - 'sitemap_url' => $source_url,
1771 - 'queue_id' => $queue_id
1772 - );
1773 - }
1774 -}
1775 -
1776 -/**
1777 - * Public method to get processing status for both sitemap and PDF queues
1778 - * Used by admin pages to display processing status
1779 - *
1780 - * @return array Array with 'sitemap_status', 'pdf_status', and 'is_processing' keys
1781 - */
1782 -public function mxchat_get_processing_statuses() {
1783 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
1784 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
1785 -
1786 - $sitemap_status = false;
1787 - $pdf_status = false;
1788 -
1789 - if ($sitemap_queue_id) {
1790 - $sitemap_status = $this->mxchat_get_queue_status_data($sitemap_queue_id, 'sitemap');
1791 - }
1792 -
1793 - if ($pdf_queue_id) {
1794 - $pdf_status = $this->mxchat_get_queue_status_data($pdf_queue_id, 'pdf');
1795 - }
1796 -
1797 - $is_processing =
1798 - ($sitemap_status && $sitemap_status['status'] === 'processing') ||
1799 - ($pdf_status && $pdf_status['status'] === 'processing');
1800 -
1801 - return array(
1802 - 'sitemap_status' => $sitemap_status,
1803 - 'pdf_status' => $pdf_status,
1804 - 'is_processing' => $is_processing
1805 - );
1806 -}
1807 -
1808 -/**
1809 - * AJAX handler to get recent knowledge entries for real-time table updates
1810 - * UPDATED: Now supports both WordPress DB and Pinecone data sources
1811 - */
1812 -public function ajax_mxchat_get_recent_entries() {
1813 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
1814 -
1815 - if (!current_user_can('manage_options')) {
1816 - wp_send_json_error(array('message' => 'Unauthorized'));
1817 - return;
1818 - }
1819 -
1820 - global $wpdb;
1821 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
1822 -
1823 - // Get parameters
1824 - $last_id = isset($_POST['last_id']) ? absint($_POST['last_id']) : 0;
1825 - $limit = isset($_POST['limit']) ? min(absint($_POST['limit']), 50) : 10;
1826 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
1827 -
1828 - // Check if Pinecone is enabled for this bot
1829 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
1830 - $pinecone_options = $pinecone_manager ? $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id) : array();
1831 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
1832 - $has_pinecone_api = !empty($pinecone_options['mxchat_pinecone_api_key']);
1833 -
1834 - if ($use_pinecone && $has_pinecone_api) {
1835 - // PINECONE DATA SOURCE - Get grouped entry count (not raw vector count)
1836 - // Use mxchat_fetch_pinecone_records which returns total_unique_entries
1837 - $records = $pinecone_manager->mxchat_fetch_pinecone_records($pinecone_options, '', 1, 10, $bot_id, '');
1838 - $total_count = $records['total'] ?? 0;
1839 -
1840 - // For Pinecone, we don't return individual entries during polling
1841 - // (entries are already displayed on page load via mxchat_fetch_pinecone_records)
1842 - // We just return the updated count
1843 - wp_send_json_success(array(
1844 - 'entries' => array(),
1845 - 'total_count' => absint($total_count),
1846 - 'max_id' => $last_id,
1847 - 'data_source' => 'pinecone'
1848 - ));
1849 - return;
1850 - }
1851 -
1852 - // WORDPRESS DB DATA SOURCE
1853 - // Build query to get entries newer than last_id
1854 - $where_clauses = array('1=1');
1855 - $where_values = array();
1856 -
1857 - if ($last_id > 0) {
1858 - $where_clauses[] = 'id > %d';
1859 - $where_values[] = $last_id;
1860 - }
1861 -
1862 - // Note: WordPress DB table doesn't have bot_id column
1863 - // Multi-bot filtering is handled via Pinecone namespaces
1864 -
1865 - $where_sql = implode(' AND ', $where_clauses);
1866 -
1867 - // Get recent entries
1868 - $query = "SELECT id, article_content, source_url, timestamp
1869 - FROM $table_name
1870 - WHERE $where_sql
1871 - ORDER BY id DESC
1872 - LIMIT %d";
1873 -
1874 - $where_values[] = $limit;
1875 -
1876 - $entries = $wpdb->get_results($wpdb->prepare($query, $where_values));
1877 -
1878 - // Get total count of GROUPED entries (by source_url) - matches pagination display
1879 - // Count unique source_urls (excluding mxchat:// internal refs) + count of ungrouped rows
1880 - $total_count = $wpdb->get_var(
1881 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} WHERE source_url != '' AND source_url NOT LIKE 'mxchat://%') +
1882 - (SELECT COUNT(*) FROM {$table_name} WHERE source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')"
1883 - );
1884 -
1885 - // Format entries for response
1886 - $formatted_entries = array();
1887 - $preview_length = 150;
1888 - foreach ($entries as $entry) {
1889 - // Parse chunk metadata using the proper chunker method (same as initial page load)
1890 - if (class_exists('MxChat_Chunker')) {
1891 - $chunk_meta = MxChat_Chunker::parse_stored_chunk($entry->article_content);
1892 - $display_content = $chunk_meta['text'];
1893 - $chunk_metadata = $chunk_meta['metadata'];
1894 - } else {
1895 - $display_content = $entry->article_content;
1896 - $chunk_metadata = array();
1897 - }
1898 -
1899 - $content_preview = mb_strlen($display_content) > $preview_length
1900 - ? mb_substr($display_content, 0, $preview_length) . '...'
1901 - : $display_content;
1902 -
1903 - $formatted_entries[] = array(
1904 - 'id' => $entry->id,
1905 - 'preview' => esc_html($content_preview),
1906 - 'full_content' => wp_kses_post(wpautop($display_content)),
1907 - 'content_length' => mb_strlen($display_content),
1908 - 'preview_length' => $preview_length,
1909 - 'source_url' => $entry->source_url,
1910 - 'has_link' => !empty($entry->source_url) && strpos($entry->source_url, 'mxchat://') !== 0,
1911 - 'chunk_metadata' => $chunk_metadata,
1912 - 'bot_id' => $entry->bot_id ?? 'default',
1913 - 'edit_nonce' => wp_create_nonce('mxchat_edit_entry_nonce'),
1914 - 'delete_nonce' => wp_create_nonce('mxchat_delete_prompt_nonce')
1915 - );
1916 - }
1917 -
1918 - wp_send_json_success(array(
1919 - 'entries' => $formatted_entries,
1920 - 'total_count' => absint($total_count),
1921 - 'max_id' => !empty($entries) ? $entries[0]->id : $last_id,
1922 - 'data_source' => 'wordpress'
1923 - ));
1924 -}
1925 -
1926 -/**
1927 - * Get Pinecone total count from stats API
1928 - * Helper function for ajax_mxchat_get_recent_entries
1929 - */
1930 -private function mxchat_get_pinecone_count_from_stats($pinecone_options) {
1931 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
1932 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
1933 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
1934 -
1935 - if (empty($api_key) || empty($host)) {
1936 - return 0;
1937 - }
1938 -
1939 - try {
1940 - $stats_url = "https://{$host}/describe_index_stats";
1941 -
1942 - $response = wp_remote_post($stats_url, array(
1943 - 'headers' => array(
1944 - 'Api-Key' => $api_key,
1945 - 'Content-Type' => 'application/json'
1946 - ),
1947 - 'body' => '{}',
1948 - 'timeout' => 10
1949 - ));
1950 -
1951 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
1952 - $body = wp_remote_retrieve_body($response);
1953 - $stats_data = json_decode($body, true);
1954 -
1955 - // If namespace is specified, get count from that specific namespace
1956 - if (!empty($namespace) && isset($stats_data['namespaces'][$namespace]['vectorCount'])) {
1957 - return intval($stats_data['namespaces'][$namespace]['vectorCount']);
1958 - }
1959 -
1960 - // If no namespace specified or namespace not found in response, use total
1961 - return intval($stats_data['totalVectorCount'] ?? 0);
1962 - }
1963 -
1964 - return 0;
1965 -
1966 - } catch (Exception $e) {
1967 - return 0;
1968 - }
1969 -}
1970 -
1971 -/**
1972 - * AJAX handler to refresh Pinecone entries table via AJAX
1973 - * Returns the table HTML for updating the UI without a full page reload
1974 - */
1975 -public function ajax_mxchat_refresh_pinecone_entries() {
1976 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
1977 -
1978 - if (!current_user_can('manage_options')) {
1979 - wp_send_json_error(array('message' => 'Unauthorized'));
1980 - return;
1981 - }
1982 -
1983 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
1984 - $page = isset($_POST['page']) ? absint($_POST['page']) : 1;
1985 - $per_page = 25;
1986 - $search_query = isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '';
1987 - $content_type_filter = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : '';
1988 -
1989 - // Get Pinecone manager and options
1990 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
1991 - if (!$pinecone_manager) {
1992 - wp_send_json_error(array('message' => 'Pinecone manager not available'));
1993 - return;
1994 - }
1995 -
1996 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
1997 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
1998 - $pinecone_api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
1999 -
2000 - if (!$use_pinecone || empty($pinecone_api_key)) {
2001 - wp_send_json_error(array('message' => 'Pinecone not configured'));
2002 - return;
2003 - }
2004 -
2005 - // Fetch records from Pinecone
2006 - $records = $pinecone_manager->mxchat_fetch_pinecone_records($pinecone_options, $search_query, $page, $per_page, $bot_id, $content_type_filter);
2007 - $prompts = $records['data'] ?? array();
2008 - $total_records = $records['total'] ?? 0;
2009 -
2010 - // Preprocess Pinecone records — set chunk_metadata and display_content
2011 - // (matches admin-knowledge-page.php preprocessing)
2012 - foreach ($prompts as $prompt) {
2013 - if (isset($prompt->chunk_index) && $prompt->chunk_index !== null) {
2014 - $prompt->chunk_metadata = array(
2015 - 'chunk_index' => intval($prompt->chunk_index),
2016 - 'total_chunks' => isset($prompt->total_chunks) ? intval($prompt->total_chunks) : null,
2017 - 'is_chunked' => isset($prompt->is_chunked) ? (bool) $prompt->is_chunked : true,
2018 - 'source_url' => $prompt->source_url ?? ''
2019 - );
2020 - $prompt->display_content = $prompt->article_content;
2021 - } else {
2022 - $prompt->chunk_metadata = array();
2023 - $prompt->display_content = $prompt->article_content ?? '';
2024 - }
2025 - }
2026 -
2027 - // Group prompts by source_url
2028 - $grouped_prompts = array();
2029 - foreach ($prompts as $prompt) {
2030 - $source_url = '';
2031 - if (!empty($prompt->chunk_metadata['source_url'])) {
2032 - $source_url = $prompt->chunk_metadata['source_url'];
2033 - } elseif (!empty($prompt->source_url)) {
2034 - $source_url = $prompt->source_url;
2035 - }
2036 -
2037 - if (!empty($source_url)) {
2038 - if (!isset($grouped_prompts[$source_url])) {
2039 - $grouped_prompts[$source_url] = array();
2040 - }
2041 - $grouped_prompts[$source_url][] = $prompt;
2042 - } else {
2043 - $grouped_prompts['_ungrouped_' . $prompt->id] = array($prompt);
2044 - }
2045 - }
2046 -
2047 - // Sort each group by chunk_index
2048 - foreach ($grouped_prompts as $source_url => &$group) {
2049 - usort($group, function($a, $b) {
2050 - $index_a = isset($a->chunk_metadata['chunk_index']) ? intval($a->chunk_metadata['chunk_index']) : 0;
2051 - $index_b = isset($b->chunk_metadata['chunk_index']) ? intval($b->chunk_metadata['chunk_index']) : 0;
2052 - return $index_a - $index_b;
2053 - });
2054 - }
2055 - unset($group);
2056 -
2057 - // Build HTML for the table rows - must match admin-knowledge-page.php structure exactly
2058 - ob_start();
2059 - $display_index = 0;
2060 - $current_page = $page;
2061 - $data_source = 'pinecone';
2062 - $current_bot_id = $bot_id;
2063 - $preview_length = 150;
2064 -
2065 - if (empty($grouped_prompts)) {
2066 - echo '<tr><td colspan="4" style="padding: 40px; text-align: center; color: var(--mxch-text-muted);">';
2067 - esc_html_e('No knowledge entries found in Pinecone.', 'mxchat');
2068 - echo '</td></tr>';
2069 - } else {
2070 - foreach ($grouped_prompts as $source_url => $group) {
2071 - $chunk_count = count($group);
2072 - $first_prompt = $group[0];
2073 - $display_index++;
2074 -
2075 - if ($chunk_count > 1) {
2076 - // Multiple chunks - show grouped row with expand button
2077 - $group_id = 'group-' . md5($source_url);
2078 - ?>
2079 - <tr id="prompt-<?php echo esc_attr($first_prompt->id); ?>"
2080 - class="mxchat-chunk-group-header"
2081 - data-source="<?php echo esc_attr($data_source); ?>"
2082 - data-group-id="<?php echo esc_attr($group_id); ?>"
2083 - style="border-bottom: 1px solid var(--mxch-card-border); background: rgba(33, 150, 243, 0.02);">
2084 - <td style="padding: 12px 16px; text-align: center;">
2085 - <input type="checkbox"
2086 - class="mxchat-entry-checkbox"
2087 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2088 - data-source="<?php echo esc_attr($data_source); ?>"
2089 - data-source-url="<?php echo esc_attr($source_url); ?>"
2090 - data-is-group="true"
2091 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>">
2092 - </td>
2093 - <td style="padding: 12px 16px; font-size: 13px;">
2094 - <?php echo esc_html($display_index + (($current_page - 1) * $per_page)); ?>
2095 - </td>
2096 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2097 - <div class="mxchat-chunk-group-info">
2098 - <button type="button" class="mxchat-chunk-toggle" data-group-id="<?php echo esc_attr($group_id); ?>">
2099 - <span class="dashicons dashicons-arrow-right-alt2"></span>
2100 - </button>
2101 - <span class="mxchat-chunk-badge"><?php echo esc_html($chunk_count); ?> <?php esc_html_e('chunks', 'mxchat'); ?></span>
2102 - <span class="mxchat-chunk-preview">
2103 - <?php
2104 - $parent_content = isset($first_prompt->display_content) ? $first_prompt->display_content : (isset($first_prompt->article_content) ? $first_prompt->article_content : '');
2105 - $content_preview = mb_substr($parent_content, 0, 100);
2106 - echo esc_html($content_preview . '...');
2107 - ?>
2108 - </span>
2109 - </div>
2110 - </td>
2111 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2112 - <?php if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0 && strpos($source_url, '_ungrouped_') !== 0) : ?>
2113 - <a href="<?php echo esc_url($source_url); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2114 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2115 - <?php esc_html_e('View Source', 'mxchat'); ?>
2116 - </a>
2117 - <?php else : ?>
2118 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual Content', 'mxchat'); ?></span>
2119 - <?php endif; ?>
2120 - </td>
2121 - <td class="mxchat-actions-cell" style="padding: 12px 16px; white-space: nowrap;">
2122 - <?php if ($data_source !== 'pinecone') : ?>
2123 - <button type="button"
2124 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
2125 - data-source-url="<?php echo esc_attr($source_url); ?>"
2126 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2127 - data-data-source="<?php echo esc_attr($data_source); ?>"
2128 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2129 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
2130 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
2131 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
2132 - </button>
2133 - <?php endif; ?>
2134 - <button type="button"
2135 - class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-group"
2136 - data-source-url="<?php echo esc_attr($source_url); ?>"
2137 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>"
2138 - data-data-source="<?php echo esc_attr($data_source); ?>"
2139 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2140 - data-nonce="<?php echo wp_create_nonce('mxchat_delete_chunks_nonce'); ?>"
2141 - style="color: var(--mxch-error);"
2142 - title="<?php esc_attr_e('Delete all chunks', 'mxchat'); ?>">
2143 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2144 - </button>
2145 - </td>
2146 - </tr>
2147 - <?php
2148 - // Render hidden chunk rows
2149 - foreach ($group as $chunk_index => $chunk) {
2150 - $meta_chunk_index = isset($chunk->chunk_metadata['chunk_index']) ? intval($chunk->chunk_metadata['chunk_index']) : $chunk_index;
2151 - $meta_total_chunks = isset($chunk->chunk_metadata['total_chunks']) ? intval($chunk->chunk_metadata['total_chunks']) : $chunk_count;
2152 - $content = isset($chunk->display_content) ? $chunk->display_content : (isset($chunk->article_content) ? $chunk->article_content : '');
2153 - $content_preview = mb_strlen($content) > $preview_length
2154 - ? mb_substr($content, 0, $preview_length) . '...'
2155 - : $content;
2156 - ?>
2157 - <tr id="prompt-<?php echo esc_attr($chunk->id); ?>"
2158 - class="mxchat-chunk-row <?php echo esc_attr($group_id); ?>"
2159 - data-source="<?php echo esc_attr($data_source); ?>"
2160 - style="display: none; background: #f8f9fa; border-bottom: 1px solid var(--mxch-card-border);">
2161 - <td style="padding: 12px 16px; text-align: center;">
2162 - <!-- Checkbox column placeholder for chunks (managed by group) -->
2163 - </td>
2164 - <td style="padding: 12px 16px 12px 30px; font-size: 13px;">
2165 - <!-- Hidden ID column for chunks -->
2166 - </td>
2167 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2168 - <div class="mxchat-accordion-wrapper">
2169 - <div class="mxchat-content-preview">
2170 - <span class="mxchat-chunk-indicator" style="margin-right: 10px; color: var(--mxch-text-secondary); font-size: 12px;">
2171 - <?php printf(esc_html__('Chunk %d of %d', 'mxchat'), $meta_chunk_index + 1, $meta_total_chunks); ?>
2172 - </span>
2173 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2174 - <?php if (mb_strlen($content) > $preview_length) : ?>
2175 - <button class="mxchat-expand-toggle" type="button">
2176 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2177 - </button>
2178 - <?php endif; ?>
2179 - </div>
2180 - <div class="mxchat-content-full" style="display: none;">
2181 - <div class="content-view">
2182 - <?php
2183 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2184 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2185 - echo wp_kses_post(wpautop($content));
2186 - echo '</div>';
2187 - } else {
2188 - echo wp_kses_post(wpautop($content));
2189 - }
2190 - ?>
2191 - </div>
2192 - </div>
2193 - </div>
2194 - </td>
2195 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2196 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Same as parent', 'mxchat'); ?></span>
2197 - </td>
2198 - <td class="mxchat-actions-cell" style="padding: 12px 16px;">
2199 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Managed by group', 'mxchat'); ?></span>
2200 - </td>
2201 - </tr>
2202 - <?php
2203 - }
2204 - } else {
2205 - // Single entry - display normally with accordion
2206 - $prompt = $first_prompt;
2207 - $content = isset($prompt->display_content) ? $prompt->display_content : (isset($prompt->article_content) ? $prompt->article_content : '');
2208 - $content_preview = mb_strlen($content) > $preview_length
2209 - ? mb_substr($content, 0, $preview_length) . '...'
2210 - : $content;
2211 - ?>
2212 - <tr id="prompt-<?php echo esc_attr($prompt->id); ?>"
2213 - data-source="<?php echo esc_attr($data_source); ?>"
2214 - style="border-bottom: 1px solid var(--mxch-card-border); background: rgba(33, 150, 243, 0.02);">
2215 - <td style="padding: 12px 16px; text-align: center;">
2216 - <input type="checkbox"
2217 - class="mxchat-entry-checkbox"
2218 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
2219 - data-source="<?php echo esc_attr($data_source); ?>"
2220 - data-source-url="<?php echo esc_attr($prompt->source_url ?? ''); ?>"
2221 - data-is-group="false"
2222 - data-chunk-count="1">
2223 - </td>
2224 - <td style="padding: 12px 16px; font-size: 13px;">
2225 - <?php echo esc_html($display_index + (($current_page - 1) * $per_page)); ?>
2226 - </td>
2227 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2228 - <div class="mxchat-accordion-wrapper">
2229 - <div class="mxchat-content-preview">
2230 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2231 - <?php if (mb_strlen($content) > $preview_length) : ?>
2232 - <button class="mxchat-expand-toggle" type="button">
2233 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2234 - </button>
2235 - <?php endif; ?>
2236 - </div>
2237 - <div class="mxchat-content-full" style="display: none;">
2238 - <div class="content-view">
2239 - <?php
2240 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2241 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2242 - echo wp_kses_post(wpautop($content));
2243 - echo '</div>';
2244 - } else {
2245 - echo wp_kses_post(wpautop($content));
2246 - }
2247 - ?>
2248 - </div>
2249 - </div>
2250 - </div>
2251 - </td>
2252 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2253 - <?php
2254 - $actual_source = $source_url;
2255 - if (strpos($source_url, '_ungrouped_') === 0) {
2256 - $actual_source = $prompt->source_url ?? '';
2257 - }
2258 - if (!empty($actual_source) && strpos($actual_source, 'mxchat://') !== 0) : ?>
2259 - <a href="<?php echo esc_url($actual_source); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2260 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2261 - <?php esc_html_e('View', 'mxchat'); ?>
2262 - </a>
2263 - <?php else : ?>
2264 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual', 'mxchat'); ?></span>
2265 - <?php endif; ?>
2266 - </td>
2267 - <td style="padding: 12px 16px;">
2268 - <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);">
2269 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2270 - </button>
2271 - </td>
2272 - </tr>
2273 - <?php
2274 - }
2275 - }
2276 - }
2277 - $html = ob_get_clean();
2278 -
2279 - // Generate pagination HTML for Pinecone
2280 - $total_pages = ceil($total_records / $per_page);
2281 - $pagination_html = '';
2282 - if ($total_pages > 1) {
2283 - $pagination_html = '<div class="mxchat-ajax-pagination" data-current-page="' . esc_attr($page) . '" data-total-pages="' . esc_attr($total_pages) . '" data-search="' . esc_attr($search_query) . '" data-content-type="' . esc_attr($content_type_filter) . '">';
2284 -
2285 - // Previous button
2286 - if ($page > 1) {
2287 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page - 1) . '">' . esc_html__('&laquo; Previous', 'mxchat') . '</a> ';
2288 - }
2289 -
2290 - // Page numbers
2291 - $start_page = max(1, $page - 2);
2292 - $end_page = min($total_pages, $page + 2);
2293 -
2294 - if ($start_page > 1) {
2295 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="1">1</a> ';
2296 - if ($start_page > 2) {
2297 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2298 - }
2299 - }
2300 -
2301 - for ($i = $start_page; $i <= $end_page; $i++) {
2302 - if ($i == $page) {
2303 - $pagination_html .= '<span class="mxchat-page-current">' . $i . '</span> ';
2304 - } else {
2305 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $i . '">' . $i . '</a> ';
2306 - }
2307 - }
2308 -
2309 - if ($end_page < $total_pages) {
2310 - if ($end_page < $total_pages - 1) {
2311 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2312 - }
2313 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $total_pages . '">' . $total_pages . '</a> ';
2314 - }
2315 -
2316 - // Next button
2317 - if ($page < $total_pages) {
2318 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page + 1) . '">' . esc_html__('Next &raquo;', 'mxchat') . '</a>';
2319 - }
2320 -
2321 - $pagination_html .= '</div>';
2322 - }
2323 -
2324 - wp_send_json_success(array(
2325 - 'html' => $html,
2326 - 'pagination_html' => $pagination_html,
2327 - 'total_count' => $total_records,
2328 - 'total_pages' => $total_pages,
2329 - 'page' => $page,
2330 - 'per_page' => $per_page,
2331 - 'data_source' => 'pinecone'
2332 - ));
2333 -}
2334 -
2335 -/**
2336 - * AJAX handler for pagination - handles both WordPress DB and Pinecone data sources
2337 - * Returns paginated entries without requiring a full page reload
2338 - */
2339 -public function ajax_mxchat_paginate_entries() {
2340 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
2341 -
2342 - if (!current_user_can('manage_options')) {
2343 - wp_send_json_error(array('message' => 'Unauthorized'));
2344 - return;
2345 - }
2346 -
2347 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
2348 - $page = isset($_POST['page']) ? absint($_POST['page']) : 1;
2349 - $search_query = isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '';
2350 - $content_type_filter = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : '';
2351 - $per_page = 25;
2352 -
2353 - // Check if Pinecone is enabled for this bot
2354 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
2355 - $pinecone_options = $pinecone_manager ? $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id) : array();
2356 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2357 - $has_pinecone_api = !empty($pinecone_options['mxchat_pinecone_api_key']);
2358 -
2359 - if ($use_pinecone && $has_pinecone_api) {
2360 - // Delegate to Pinecone pagination handler (pass search params)
2361 - $_POST['page'] = $page;
2362 - $_POST['search'] = $search_query;
2363 - $_POST['content_type'] = $content_type_filter;
2364 - $this->ajax_mxchat_refresh_pinecone_entries();
2365 - return;
2366 - }
2367 -
2368 - // WordPress DB pagination - MUST match initial page load logic exactly
2369 - global $wpdb;
2370 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2371 - $offset = ($page - 1) * $per_page;
2372 -
2373 - // Build WHERE clause for search and content type filtering
2374 - $where_clauses = array();
2375 - $where_values = array();
2376 -
2377 - if ($search_query) {
2378 - $where_clauses[] = "article_content LIKE %s";
2379 - $where_values[] = '%' . $wpdb->esc_like($search_query) . '%';
2380 - }
2381 -
2382 - if ($content_type_filter) {
2383 - switch ($content_type_filter) {
2384 - case 'manual':
2385 - $where_clauses[] = "(source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')";
2386 - break;
2387 - case 'pdf':
2388 - $where_clauses[] = "source_url LIKE '%.pdf'";
2389 - break;
2390 - case 'url':
2391 - $where_clauses[] = "source_url != '' AND source_url IS NOT NULL AND source_url NOT LIKE 'mxchat://%' AND source_url NOT LIKE '%.pdf'";
2392 - break;
2393 - }
2394 - }
2395 -
2396 - $where_sql = !empty($where_clauses) ? 'WHERE ' . implode(' AND ', $where_clauses) : '';
2397 -
2398 - // Count grouped entries with filters applied
2399 - if (!empty($where_values)) {
2400 - $count_args = array_merge($where_values, $where_values);
2401 - $count_query = $wpdb->prepare(
2402 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} {$where_sql} AND source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2403 - (SELECT COUNT(*) FROM {$table_name} {$where_sql} AND (source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%'))",
2404 - ...$count_args
2405 - );
2406 - $total_records = $wpdb->get_var($count_query);
2407 - } else if (!empty($where_sql)) {
2408 - // Content type filter only (no search), no prepared values needed
2409 - $total_records = $wpdb->get_var(
2410 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} {$where_sql} AND source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2411 - (SELECT COUNT(*) FROM {$table_name} {$where_sql} AND (source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%'))"
2412 - );
2413 - } else {
2414 - // No filters
2415 - $total_records = $wpdb->get_var(
2416 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} WHERE source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2417 - (SELECT COUNT(*) FROM {$table_name} WHERE source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')"
2418 - );
2419 - }
2420 - $total_pages = ceil($total_records / $per_page);
2421 -
2422 - // Step 1: Get unique source_urls for this page (ordered by latest timestamp) with filters
2423 - if (!empty($where_values)) {
2424 - $query_args = array_merge($where_values, array($per_page, $offset));
2425 - $urls_query = $wpdb->prepare(
2426 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2427 - {$where_sql}
2428 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2429 - ...$query_args
2430 - );
2431 - } else if (!empty($where_sql)) {
2432 - $urls_query = $wpdb->prepare(
2433 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2434 - {$where_sql}
2435 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2436 - $per_page, $offset
2437 - );
2438 - } else {
2439 - $urls_query = $wpdb->prepare(
2440 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2441 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2442 - $per_page, $offset
2443 - );
2444 - }
2445 - $page_urls = $wpdb->get_results($urls_query);
2446 -
2447 - // Step 2: Build list of source_urls to fetch
2448 - $url_list = array();
2449 - $url_order_map = array();
2450 - $order_index = 0;
2451 - foreach ($page_urls as $url_row) {
2452 - $url = $url_row->source_url;
2453 - $url_list[] = $url;
2454 - $url_order_map[$url] = $order_index++;
2455 - }
2456 -
2457 - // Step 3: Fetch all rows for these source_urls (with search filter if applicable)
2458 - $prompts = array();
2459 - if (!empty($url_list)) {
2460 - $placeholders = implode(',', array_fill(0, count($url_list), '%s'));
2461 - if ($search_query) {
2462 - // Include search filter in the final fetch
2463 - $prompts_query = $wpdb->prepare(
2464 - "SELECT id, article_content, source_url, timestamp, role_restriction
2465 - FROM {$table_name}
2466 - WHERE source_url IN ($placeholders) AND article_content LIKE %s
2467 - ORDER BY timestamp DESC",
2468 - ...array_merge($url_list, ['%' . $wpdb->esc_like($search_query) . '%'])
2469 - );
2470 - } else {
2471 - $prompts_query = $wpdb->prepare(
2472 - "SELECT id, article_content, source_url, timestamp, role_restriction
2473 - FROM {$table_name}
2474 - WHERE source_url IN ($placeholders)
2475 - ORDER BY timestamp DESC",
2476 - $url_list
2477 - );
2478 - }
2479 - $prompts = $wpdb->get_results($prompts_query);
2480 - }
2481 -
2482 - // Group prompts by source_url for chunk display
2483 - $grouped_prompts = array();
2484 - foreach ($prompts as $prompt) {
2485 - $source_url = $prompt->source_url ?? '';
2486 -
2487 - // Parse chunk metadata using the proper chunker method (same as initial page load)
2488 - if (class_exists('MxChat_Chunker')) {
2489 - $chunk_meta = MxChat_Chunker::parse_stored_chunk($prompt->article_content);
2490 - $prompt->chunk_metadata = $chunk_meta['metadata'];
2491 - $prompt->display_content = $chunk_meta['text'];
2492 - } else {
2493 - $prompt->chunk_metadata = array();
2494 - $prompt->display_content = $prompt->article_content;
2495 - }
2496 -
2497 - if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0) {
2498 - if (!isset($grouped_prompts[$source_url])) {
2499 - $grouped_prompts[$source_url] = array();
2500 - }
2501 - $grouped_prompts[$source_url][] = $prompt;
2502 - } else {
2503 - // Ungrouped entries
2504 - $grouped_prompts['_ungrouped_' . $prompt->id] = array($prompt);
2505 - }
2506 - }
2507 -
2508 - // Sort groups by the original URL order (newest first)
2509 - uksort($grouped_prompts, function($a, $b) use ($url_order_map) {
2510 - $order_a = isset($url_order_map[$a]) ? $url_order_map[$a] : PHP_INT_MAX;
2511 - $order_b = isset($url_order_map[$b]) ? $url_order_map[$b] : PHP_INT_MAX;
2512 - return $order_a - $order_b;
2513 - });
2514 -
2515 - // Sort each group internally by chunk_index
2516 - foreach ($grouped_prompts as $source_url => &$group) {
2517 - usort($group, function($a, $b) {
2518 - $index_a = isset($a->chunk_metadata['chunk_index']) ? intval($a->chunk_metadata['chunk_index']) : 0;
2519 - $index_b = isset($b->chunk_metadata['chunk_index']) ? intval($b->chunk_metadata['chunk_index']) : 0;
2520 - return $index_a - $index_b;
2521 - });
2522 - }
2523 - unset($group);
2524 -
2525 - // Build HTML for the table rows
2526 - ob_start();
2527 - $display_index = 0;
2528 - $current_page = $page;
2529 - $data_source = 'wordpress';
2530 - $current_bot_id = $bot_id;
2531 - $preview_length = 150;
2532 -
2533 - if (empty($grouped_prompts)) {
2534 - echo '<tr><td colspan="5" style="padding: 40px; text-align: center; color: var(--mxch-text-muted);">';
2535 - esc_html_e('No knowledge entries found. Use the Import Options to add content.', 'mxchat');
2536 - echo '</td></tr>';
2537 - } else {
2538 - foreach ($grouped_prompts as $source_url => $group) {
2539 - $chunk_count = count($group);
2540 - $first_prompt = $group[0];
2541 - $display_index++;
2542 -
2543 - if ($chunk_count > 1) {
2544 - // Multiple chunks - show grouped row with expand button
2545 - $group_id = 'group-' . md5($source_url);
2546 - ?>
2547 - <tr id="prompt-<?php echo esc_attr($first_prompt->id); ?>"
2548 - class="mxchat-chunk-group-header"
2549 - data-source="<?php echo esc_attr($data_source); ?>"
2550 - data-group-id="<?php echo esc_attr($group_id); ?>"
2551 - style="border-bottom: 1px solid var(--mxch-card-border);">
2552 - <td style="padding: 12px 16px; text-align: center;">
2553 - <input type="checkbox"
2554 - class="mxchat-entry-checkbox"
2555 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2556 - data-source="<?php echo esc_attr($data_source); ?>"
2557 - data-source-url="<?php echo esc_attr($source_url); ?>"
2558 - data-is-group="true"
2559 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>">
2560 - </td>
2561 - <td style="padding: 12px 16px; font-size: 13px;">
2562 - <?php echo esc_html($first_prompt->id); ?>
2563 - </td>
2564 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2565 - <div class="mxchat-chunk-group-info">
2566 - <button type="button" class="mxchat-chunk-toggle" data-group-id="<?php echo esc_attr($group_id); ?>">
2567 - <span class="dashicons dashicons-arrow-right-alt2"></span>
2568 - </button>
2569 - <span class="mxchat-chunk-badge"><?php echo esc_html($chunk_count); ?> <?php esc_html_e('chunks', 'mxchat'); ?></span>
2570 - <span class="mxchat-chunk-preview">
2571 - <?php
2572 - $parent_content = isset($first_prompt->display_content) ? $first_prompt->display_content : $first_prompt->article_content;
2573 - $content_preview = mb_substr($parent_content, 0, 100);
2574 - echo esc_html($content_preview . '...');
2575 - ?>
2576 - </span>
2577 - </div>
2578 - </td>
2579 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2580 - <?php if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0 && strpos($source_url, '_ungrouped_') !== 0) : ?>
2581 - <a href="<?php echo esc_url($source_url); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2582 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2583 - <?php esc_html_e('View Source', 'mxchat'); ?>
2584 - </a>
2585 - <?php else : ?>
2586 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual Content', 'mxchat'); ?></span>
2587 - <?php endif; ?>
2588 - </td>
2589 - <td class="mxchat-actions-cell" style="padding: 12px 16px; white-space: nowrap;">
2590 - <?php if ($data_source !== 'pinecone') : ?>
2591 - <button type="button"
2592 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
2593 - data-source-url="<?php echo esc_attr($source_url); ?>"
2594 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2595 - data-data-source="<?php echo esc_attr($data_source); ?>"
2596 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2597 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
2598 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
2599 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
2600 - </button>
2601 - <?php endif; ?>
2602 - <button type="button"
2603 - class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-group"
2604 - data-source-url="<?php echo esc_attr($source_url); ?>"
2605 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>"
2606 - data-data-source="<?php echo esc_attr($data_source); ?>"
2607 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2608 - data-nonce="<?php echo wp_create_nonce('mxchat_delete_chunks_nonce'); ?>"
2609 - style="color: var(--mxch-error);"
2610 - title="<?php esc_attr_e('Delete all chunks', 'mxchat'); ?>">
2611 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2612 - </button>
2613 - </td>
2614 - </tr>
2615 - <?php
2616 - // Render hidden chunk rows
2617 - foreach ($group as $chunk_index => $chunk) {
2618 - $meta_chunk_index = isset($chunk->chunk_metadata['chunk_index']) ? intval($chunk->chunk_metadata['chunk_index']) : $chunk_index;
2619 - $meta_total_chunks = isset($chunk->chunk_metadata['total_chunks']) ? intval($chunk->chunk_metadata['total_chunks']) : $chunk_count;
2620 - $content = isset($chunk->display_content) ? $chunk->display_content : $chunk->article_content;
2621 - $content_preview = mb_strlen($content) > $preview_length
2622 - ? mb_substr($content, 0, $preview_length) . '...'
2623 - : $content;
2624 - ?>
2625 - <tr id="prompt-<?php echo esc_attr($chunk->id); ?>"
2626 - class="mxchat-chunk-row <?php echo esc_attr($group_id); ?>"
2627 - data-source="<?php echo esc_attr($data_source); ?>"
2628 - style="display: none; background: #f8f9fa; border-bottom: 1px solid var(--mxch-card-border);">
2629 - <td style="padding: 12px 16px; text-align: center;">
2630 - <!-- Checkbox column placeholder for chunks (managed by group) -->
2631 - </td>
2632 - <td style="padding: 12px 16px 12px 30px; font-size: 13px;">
2633 - <!-- Hidden ID column for chunks -->
2634 - </td>
2635 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2636 - <div class="mxchat-accordion-wrapper">
2637 - <div class="mxchat-content-preview">
2638 - <span class="mxchat-chunk-indicator" style="margin-right: 10px; color: var(--mxch-text-secondary); font-size: 12px;">
2639 - <?php printf(esc_html__('Chunk %d of %d', 'mxchat'), $meta_chunk_index + 1, $meta_total_chunks); ?>
2640 - </span>
2641 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2642 - <?php if (mb_strlen($content) > $preview_length) : ?>
2643 - <button class="mxchat-expand-toggle" type="button">
2644 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2645 - </button>
2646 - <?php endif; ?>
2647 - </div>
2648 - <div class="mxchat-content-full" style="display: none;">
2649 - <div class="content-view">
2650 - <?php
2651 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2652 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2653 - echo wp_kses_post(wpautop($content));
2654 - echo '</div>';
2655 - } else {
2656 - echo wp_kses_post(wpautop($content));
2657 - }
2658 - ?>
2659 - </div>
2660 - </div>
2661 - </div>
2662 - </td>
2663 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2664 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Same as parent', 'mxchat'); ?></span>
2665 - </td>
2666 - <td class="mxchat-actions-cell" style="padding: 12px 16px;">
2667 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Managed by group', 'mxchat'); ?></span>
2668 - </td>
2669 - </tr>
2670 - <?php
2671 - }
2672 - } else {
2673 - // Single entry - display normally with accordion
2674 - $prompt = $first_prompt;
2675 - $content = isset($prompt->display_content) ? $prompt->display_content : $prompt->article_content;
2676 - $content_preview = mb_strlen($content) > $preview_length
2677 - ? mb_substr($content, 0, $preview_length) . '...'
2678 - : $content;
2679 - ?>
2680 - <tr id="prompt-<?php echo esc_attr($prompt->id); ?>"
2681 - data-source="<?php echo esc_attr($data_source); ?>"
2682 - style="border-bottom: 1px solid var(--mxch-card-border);">
2683 - <td style="padding: 12px 16px; text-align: center;">
2684 - <input type="checkbox"
2685 - class="mxchat-entry-checkbox"
2686 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
2687 - data-source="<?php echo esc_attr($data_source); ?>"
2688 - data-source-url="<?php echo esc_attr($source_url); ?>"
2689 - data-is-group="false">
2690 - </td>
2691 - <td style="padding: 12px 16px; font-size: 13px;">
2692 - <?php echo esc_html($prompt->id); ?>
2693 - </td>
2694 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2695 - <div class="mxchat-accordion-wrapper">
2696 - <div class="mxchat-content-preview">
2697 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2698 - <?php if (mb_strlen($content) > $preview_length) : ?>
2699 - <button class="mxchat-expand-toggle" type="button">
2700 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2701 - </button>
2702 - <?php endif; ?>
2703 - </div>
2704 - <div class="mxchat-content-full" style="display: none;">
2705 - <div class="content-view">
2706 - <?php
2707 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2708 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2709 - echo wp_kses_post(wpautop($content));
2710 - echo '</div>';
2711 - } else {
2712 - echo wp_kses_post(wpautop($content));
2713 - }
2714 - ?>
2715 - </div>
2716 - </div>
2717 - </div>
2718 - </td>
2719 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2720 - <?php
2721 - $actual_source = $source_url;
2722 - if (strpos($source_url, '_ungrouped_') === 0) {
2723 - $actual_source = $prompt->source_url ?? '';
2724 - }
2725 - if (!empty($actual_source) && strpos($actual_source, 'mxchat://') !== 0) : ?>
2726 - <a href="<?php echo esc_url($actual_source); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2727 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2728 - <?php esc_html_e('View', 'mxchat'); ?>
2729 - </a>
2730 - <?php else : ?>
2731 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual', 'mxchat'); ?></span>
2732 - <?php endif; ?>
2733 - </td>
2734 - <td style="padding: 12px 16px; white-space: nowrap;">
2735 - <button type="button"
2736 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
2737 - data-source-url="<?php echo esc_attr($prompt->source_url ?? ''); ?>"
2738 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
2739 - data-data-source="<?php echo esc_attr($data_source); ?>"
2740 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2741 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
2742 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
2743 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
2744 - </button>
2745 - <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);">
2746 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2747 - </button>
2748 - </td>
2749 - </tr>
2750 - <?php
2751 - }
2752 - }
2753 - }
2754 - $html = ob_get_clean();
2755 -
2756 - // Generate pagination HTML (include search/filter data for subsequent pages)
2757 - $pagination_html = '';
2758 - if ($total_pages > 1) {
2759 - $pagination_html = '<div class="mxchat-ajax-pagination" data-current-page="' . esc_attr($page) . '" data-total-pages="' . esc_attr($total_pages) . '" data-search="' . esc_attr($search_query) . '" data-content-type="' . esc_attr($content_type_filter) . '">';
2760 -
2761 - // Previous button
2762 - if ($page > 1) {
2763 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page - 1) . '">' . esc_html__('&laquo; Previous', 'mxchat') . '</a> ';
2764 - }
2765 -
2766 - // Page numbers
2767 - $start_page = max(1, $page - 2);
2768 - $end_page = min($total_pages, $page + 2);
2769 -
2770 - if ($start_page > 1) {
2771 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="1">1</a> ';
2772 - if ($start_page > 2) {
2773 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2774 - }
2775 - }
2776 -
2777 - for ($i = $start_page; $i <= $end_page; $i++) {
2778 - if ($i == $page) {
2779 - $pagination_html .= '<span class="mxchat-page-current">' . $i . '</span> ';
2780 - } else {
2781 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $i . '">' . $i . '</a> ';
2782 - }
2783 - }
2784 -
2785 - if ($end_page < $total_pages) {
2786 - if ($end_page < $total_pages - 1) {
2787 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2788 - }
2789 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $total_pages . '">' . $total_pages . '</a> ';
2790 - }
2791 -
2792 - // Next button
2793 - if ($page < $total_pages) {
2794 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page + 1) . '">' . esc_html__('Next &raquo;', 'mxchat') . '</a>';
2795 - }
2796 -
2797 - $pagination_html .= '</div>';
2798 - }
2799 -
2800 - wp_send_json_success(array(
2801 - 'html' => $html,
2802 - 'pagination_html' => $pagination_html,
2803 - 'total_count' => $total_records,
2804 - 'total_pages' => $total_pages,
2805 - 'page' => $page,
2806 - 'per_page' => $per_page,
2807 - 'data_source' => 'wordpress'
2808 - ));
2809 -}
2810 -
2811 -/**
2812 - * AJAX handler to detect available sitemaps on the site
2813 - * Optimized for speed - only checks primary sitemap indexes first
2814 - */
2815 -public function ajax_mxchat_detect_sitemaps() {
2816 - check_ajax_referer('mxchat_detect_sitemaps_nonce', 'nonce');
2817 -
2818 - if (!current_user_can('manage_options')) {
2819 - wp_send_json_error(array('message' => 'Unauthorized'));
2820 - return;
2821 - }
2822 -
2823 - $site_url = get_site_url();
2824 - $sitemaps = array();
2825 - $found_index = false;
2826 -
2827 - // Only check the main sitemap index files first (much faster)
2828 - // These are the primary entry points that contain sub-sitemaps
2829 - $primary_indexes = array(
2830 - 'sitemap_index.xml' => 'Yoast SEO / Rank Math', // Yoast & Rank Math
2831 - 'wp-sitemap.xml' => 'WordPress Core', // WordPress Core
2832 - 'sitemap.xml' => 'Standard', // Generic/AIOSEO
2833 - );
2834 -
2835 - foreach ($primary_indexes as $path => $source) {
2836 - $url = trailingslashit($site_url) . $path;
2837 -
2838 - $response = wp_remote_head($url, array(
2839 - 'timeout' => 10,
2840 - 'sslverify' => false,
2841 - 'redirection' => 1,
2842 - 'user-agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36',
2843 - ));
2844 -
2845 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
2846 - // Found a sitemap index - parse it to get sub-sitemaps
2847 - $sub_sitemaps = $this->parse_sitemap_index($url);
2848 - if (!empty($sub_sitemaps)) {
2849 - $sitemaps[] = array(
2850 - 'url' => $url,
2851 - 'type' => 'index',
2852 - 'source' => $source,
2853 - 'sub_sitemaps' => $sub_sitemaps
2854 - );
2855 - $found_index = true;
2856 - // Found a valid index, no need to check others
2857 - break;
2858 - }
2859 - }
2860 - }
2861 -
2862 - // If no sitemap index found, check for standalone sitemaps
2863 - if (!$found_index) {
2864 - $standalone_sitemaps = array(
2865 - 'post-sitemap.xml' => array('type' => 'content', 'source' => 'Yoast SEO'),
2866 - 'page-sitemap.xml' => array('type' => 'content', 'source' => 'Yoast SEO'),
2867 - );
2868 -
2869 - foreach ($standalone_sitemaps as $path => $info) {
2870 - $url = trailingslashit($site_url) . $path;
2871 -
2872 - $response = wp_remote_head($url, array(
2873 - 'timeout' => 2,
2874 - 'sslverify' => false
2875 - ));
2876 -
2877 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
2878 - $sitemaps[] = array(
2879 - 'url' => $url,
2880 - 'type' => $info['type'],
2881 - 'source' => $info['source'],
2882 - 'url_count' => 0 // Skip URL count for speed
2883 - );
2884 - }
2885 - }
2886 - }
2887 -
2888 - wp_send_json_success(array(
2889 - 'sitemaps' => $sitemaps,
2890 - 'site_url' => $site_url
2891 - ));
2892 -}
2893 -
2894 -/**
2895 - * Parse a sitemap index to get sub-sitemaps
2896 - * Optimized: doesn't fetch URL count for each sub-sitemap (too slow)
2897 - */
2898 -private function parse_sitemap_index($url) {
2899 - $sub_sitemaps = array();
2900 -
2901 - $response = wp_remote_get($url, array(
2902 - 'timeout' => 30,
2903 - 'sslverify' => false,
2904 - 'user-agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36',
2905 - 'headers' => array(
2906 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
2907 - 'Accept-Language' => 'en-US,en;q=0.9',
2908 - ),
2909 - ));
2910 -
2911 - if (is_wp_error($response)) {
2912 - return $sub_sitemaps;
2913 - }
2914 -
2915 - $body = wp_remote_retrieve_body($response);
2916 - if (empty($body)) {
2917 - return $sub_sitemaps;
2918 - }
2919 -
2920 - // Suppress XML errors
2921 - libxml_use_internal_errors(true);
2922 - $xml = simplexml_load_string($body);
2923 - libxml_clear_errors();
2924 -
2925 - if ($xml === false) {
2926 - return $sub_sitemaps;
2927 - }
2928 -
2929 - // Check if it's a sitemap index (contains <sitemap> elements)
2930 - if (isset($xml->sitemap)) {
2931 - foreach ($xml->sitemap as $sitemap) {
2932 - $loc = (string) $sitemap->loc;
2933 - if (!empty($loc)) {
2934 - // Try to determine the type from the URL
2935 - $type = 'content';
2936 - if (strpos($loc, 'category') !== false || strpos($loc, 'tag') !== false || strpos($loc, 'taxonomy') !== false) {
2937 - $type = 'taxonomy';
2938 - } elseif (strpos($loc, 'author') !== false || strpos($loc, 'user') !== false) {
2939 - $type = 'author';
2940 - }
2941 -
2942 - // Skip URL count - too slow to fetch for each sitemap
2943 - $sub_sitemaps[] = array(
2944 - 'url' => $loc,
2945 - 'type' => $type,
2946 - 'url_count' => 0, // Don't fetch - takes too long
2947 - 'name' => basename(parse_url($loc, PHP_URL_PATH))
2948 - );
2949 - }
2950 - }
2951 - }
2952 -
2953 - return $sub_sitemaps;
2954 -}
2955 -
2956 -/**
2957 - * Get URL count from a sitemap
2958 - */
2959 -private function get_sitemap_url_count($url) {
2960 - $response = wp_remote_get($url, array(
2961 - 'timeout' => 30,
2962 - 'sslverify' => false,
2963 - 'user-agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36',
2964 - 'headers' => array(
2965 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
2966 - 'Accept-Language' => 'en-US,en;q=0.9',
2967 - ),
2968 - ));
2969 -
2970 - if (is_wp_error($response)) {
2971 - return 0;
2972 - }
2973 -
2974 - $body = wp_remote_retrieve_body($response);
2975 - if (empty($body)) {
2976 - return 0;
2977 - }
2978 -
2979 - // Count <url> or <loc> elements
2980 - $count = preg_match_all('/<url>/i', $body, $matches);
2981 - return $count ?: 0;
2982 -}
2983 -
2984 -/**
2985 - * Get sitemaps declared in robots.txt
2986 - */
2987 -private function get_sitemaps_from_robots($site_url) {
2988 - $sitemaps = array();
2989 - $robots_url = trailingslashit($site_url) . 'robots.txt';
2990 -
2991 - $response = wp_remote_get($robots_url, array(
2992 - 'timeout' => 15,
2993 - 'sslverify' => false,
2994 - 'user-agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36',
2995 - ));
2996 -
2997 - if (is_wp_error($response)) {
2998 - return $sitemaps;
2999 - }
3000 -
3001 - $body = wp_remote_retrieve_body($response);
3002 - if (empty($body)) {
3003 - return $sitemaps;
3004 - }
3005 -
3006 - // Find Sitemap: declarations
3007 - if (preg_match_all('/^Sitemap:\s*(.+)$/mi', $body, $matches)) {
3008 - foreach ($matches[1] as $sitemap_url) {
3009 - $sitemap_url = trim($sitemap_url);
3010 - if (filter_var($sitemap_url, FILTER_VALIDATE_URL)) {
3011 - $sitemaps[] = $sitemap_url;
3012 - }
3013 - }
3014 - }
3015 -
3016 - return $sitemaps;
3017 -}
3018 -
3019 -public function mxchat_stop_processing() {
3020 - // Verify permissions
3021 - if (!current_user_can('manage_options')) {
3022 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
3023 - }
3024 -
3025 - // Verify nonce
3026 - check_admin_referer('mxchat_stop_processing_action', 'mxchat_stop_processing_nonce');
3027 -
3028 - global $wpdb;
3029 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
3030 -
3031 - // Get active queue IDs
3032 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
3033 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
3034 -
3035 - // Delete all pending items from active queues
3036 - if ($sitemap_queue_id) {
3037 - $wpdb->delete(
3038 - $table_name,
3039 - array(
3040 - 'queue_id' => $sitemap_queue_id,
3041 - 'status' => 'pending'
3042 - ),
3043 - array('%s', '%s')
3044 - );
3045 -
3046 - delete_transient('mxchat_active_queue_sitemap');
3047 - delete_transient('mxchat_last_sitemap_url');
3048 - }
3049 -
3050 - if ($pdf_queue_id) {
3051 - // Get PDF path before deleting
3052 - $pdf_path = $this->mxchat_get_queue_meta($pdf_queue_id, 'pdf_path');
3053 -
3054 - $wpdb->delete(
3055 - $table_name,
3056 - array(
3057 - 'queue_id' => $pdf_queue_id,
3058 - 'status' => 'pending'
3059 - ),
3060 - array('%s', '%s')
3061 - );
3062 -
3063 - // Delete PDF file
3064 - if ($pdf_path && file_exists($pdf_path)) {
3065 - wp_delete_file($pdf_path);
3066 - }
3067 -
3068 - delete_transient('mxchat_active_queue_pdf');
3069 - delete_transient('mxchat_last_pdf_url');
3070 - }
3071 -
3072 - // Redirect back with a success message
3073 - set_transient('mxchat_admin_notice_success',
3074 - esc_html__('Processing has been stopped successfully.', 'mxchat'),
3075 - 30
3076 - );
3077 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
3078 - exit;
3079 -}
3080 -
3081 -/**
3082 - * Get content list for processing
3083 - */
3084 -public function ajax_mxchat_get_content_list() {
3085 - // Verify the nonce
3086 - check_ajax_referer('mxchat_content_selector_nonce', 'nonce');
3087 -
3088 - if (!current_user_can('manage_options')) {
3089 - wp_send_json_error(__('Unauthorized access', 'mxchat'));
3090 - }
3091 -
3092 - $page = isset($_GET['page']) ? absint($_GET['page']) : 1;
3093 - $per_page = isset($_GET['per_page']) ? absint($_GET['per_page']) : 100;
3094 - $search = isset($_GET['search']) ? sanitize_text_field($_GET['search']) : '';
3095 - $post_type = isset($_GET['post_type']) ? sanitize_text_field($_GET['post_type']) : 'all';
3096 - $post_status = isset($_GET['post_status']) ? sanitize_text_field($_GET['post_status']) : 'publish';
3097 - $processed_filter = isset($_GET['processed_filter']) ? sanitize_text_field($_GET['processed_filter']) : 'all';
3098 -
3099 - // Build query args
3100 - $args = array(
3101 - 'posts_per_page' => $per_page,
3102 - 'paged' => $page,
3103 - 'post_status' => $post_status !== 'all' ? $post_status : array('publish', 'draft', 'pending'),
3104 - 'orderby' => 'date',
3105 - 'order' => 'DESC',
3106 - );
3107 -
3108 - // Handle post types - IMPROVED VERSION
3109 - if ($post_type !== 'all') {
3110 - $args['post_type'] = $post_type;
3111 - } else {
3112 - // Get all available post types that might contain content
3113 - $all_post_types = array();
3114 -
3115 - // First get all public post types
3116 - $public_types = get_post_types(array('public' => true), 'names');
3117 - $all_post_types = array_merge($all_post_types, $public_types);
3118 -
3119 - // Add common forum/community post types
3120 - $forum_types = array('topic', 'reply', 'forum', 'wpforo_topic', 'wpforo_post');
3121 - foreach ($forum_types as $forum_type) {
3122 - if (post_type_exists($forum_type)) {
3123 - $all_post_types[] = $forum_type;
3124 - }
3125 - }
3126 -
3127 - // Add other commonly used post types
3128 - $common_types = array('product', 'job_listing', 'event', 'portfolio');
3129 - foreach ($common_types as $common_type) {
3130 - if (post_type_exists($common_type)) {
3131 - $all_post_types[] = $common_type;
3132 - }
3133 - }
3134 -
3135 - // Remove duplicates and ensure we have at least some post types
3136 - $all_post_types = array_unique($all_post_types);
3137 -
3138 - if (empty($all_post_types)) {
3139 - // Fallback to basic post types
3140 - $all_post_types = array('post', 'page');
3141 - }
3142 -
3143 - $args['post_type'] = $all_post_types;
3144 -
3145 - // Debug logging to see what post types are being queried
3146 - //error_log('MxChat Debug: Querying post types: ' . implode(', ', $all_post_types));
3147 - }
3148 -
3149 - if (!empty($search)) {
3150 - $args['s'] = $search;
3151 - }
3152 -
3153 - // Get processed data from storage
3154 - $processed_data = array();
3155 -
3156 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3157 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3158 -
3159 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3160 - // Get fresh data from Pinecone - no caching
3161 - $processed_data = $this->mxchat_get_pinecone_processed_content($pinecone_options);
3162 - } else {
3163 - // WordPress DB checking with better URL matching for all post types
3164 - global $wpdb;
3165 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3166 - $processed_items = $wpdb->get_results("SELECT id, source_url, article_content, timestamp FROM {$table_name}");
3167 -
3168 - // Group items by source_url to count chunks
3169 - $url_chunk_counts = array();
3170 - $url_latest_timestamp = array();
3171 - $url_first_id = array();
3172 -
3173 - if (!empty($processed_items)) {
3174 - foreach ($processed_items as $item) {
3175 - $url = $item->source_url;
3176 - if (empty($url)) continue;
3177 -
3178 - // Count chunks per URL
3179 - if (!isset($url_chunk_counts[$url])) {
3180 - $url_chunk_counts[$url] = 0;
3181 - $url_latest_timestamp[$url] = $item->timestamp;
3182 - $url_first_id[$url] = $item->id;
3183 - }
3184 - $url_chunk_counts[$url]++;
3185 -
3186 - // Track latest timestamp
3187 - if (strtotime($item->timestamp) > strtotime($url_latest_timestamp[$url])) {
3188 - $url_latest_timestamp[$url] = $item->timestamp;
3189 - }
3190 - }
3191 -
3192 - // Now build processed_data with chunk counts
3193 - foreach ($url_chunk_counts as $url => $chunk_count) {
3194 - $post_id = $this->mxchat_url_to_post_id_improved($url);
3195 -
3196 - if ($post_id) {
3197 - $processed_data[$post_id] = array(
3198 - 'db_id' => $url_first_id[$url],
3199 - 'timestamp' => $url_latest_timestamp[$url],
3200 - 'url' => $url,
3201 - 'source' => 'wordpress',
3202 - 'chunk_count' => $chunk_count
3203 - );
3204 - }
3205 - }
3206 - }
3207 - }
3208 -
3209 - // Get processed IDs as a simple array for in_array checks
3210 - $processed_ids = array_keys($processed_data);
3211 -
3212 - // Handle processed/unprocessed filter
3213 - if ($processed_filter === 'processed' && !empty($processed_ids)) {
3214 - $args['post__in'] = $processed_ids;
3215 - } elseif ($processed_filter === 'unprocessed' && !empty($processed_ids)) {
3216 - $args['post__not_in'] = $processed_ids;
3217 - }
3218 -
3219 - // Run the query
3220 - $query = new WP_Query($args);
3221 - $content_items = array();
3222 -
3223 - if ($query->have_posts()) {
3224 - while ($query->have_posts()) {
3225 - $query->the_post();
3226 - $id = get_the_ID();
3227 - $post_date = get_the_date();
3228 - $excerpt = wp_trim_words(get_the_excerpt(), 20, '...');
3229 - $word_count = str_word_count(strip_tags(get_the_content()));
3230 -
3231 - $is_processed = in_array($id, $processed_ids);
3232 - $processed_date = '';
3233 - $db_record_id = 0;
3234 - $data_source = 'none';
3235 -
3236 - if ($is_processed && isset($processed_data[$id])) {
3237 - $item_data = $processed_data[$id];
3238 - $data_source = $item_data['source'];
3239 -
3240 - if ($data_source === 'wordpress' && isset($item_data['timestamp'])) {
3241 - // WordPress DB format
3242 - $timestamp = strtotime($item_data['timestamp']);
3243 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
3244 - $db_record_id = $item_data['db_id'];
3245 - } elseif ($data_source === 'pinecone') {
3246 - // Pinecone format
3247 - $processed_date = $item_data['processed_date'];
3248 - $db_record_id = $item_data['db_id'];
3249 - }
3250 - }
3251 -
3252 - // Get chunk count for this item
3253 - $chunk_count = 0;
3254 - if ($is_processed && isset($processed_data[$id]['chunk_count'])) {
3255 - $chunk_count = intval($processed_data[$id]['chunk_count']);
3256 - }
3257 -
3258 - $content_items[] = array(
3259 - 'id' => $id,
3260 - 'title' => get_the_title(),
3261 - 'permalink' => get_permalink(),
3262 - 'date' => $post_date,
3263 - 'type' => get_post_type(),
3264 - 'status' => get_post_status(),
3265 - 'excerpt' => $excerpt,
3266 - 'word_count' => $word_count,
3267 - 'already_processed' => $is_processed,
3268 - 'processed_date' => $processed_date,
3269 - 'db_record_id' => $db_record_id,
3270 - 'data_source' => $data_source,
3271 - 'chunk_count' => $chunk_count
3272 - );
3273 - }
3274 - wp_reset_postdata();
3275 - }
3276 -
3277 - $response = array(
3278 - 'items' => $content_items,
3279 - 'total' => $query->found_posts,
3280 - 'total_pages' => $query->max_num_pages,
3281 - 'current_page' => $page,
3282 - 'processed_count' => count($processed_ids)
3283 - );
3284 -
3285 - wp_send_json_success($response);
3286 - exit;
3287 -}
3288 -
3289 -
3290 -/**
3291 - * This function handles various WooCommerce URL formats and permalink structures
3292 - */
3293 -private function mxchat_url_to_post_id_improved($url) {
3294 - // First try the standard WordPress function
3295 - $post_id = url_to_postid($url);
3296 -
3297 - if ($post_id > 0) {
3298 - return $post_id;
3299 - }
3300 -
3301 - // If that fails, try more aggressive URL matching
3302 - // Remove trailing slashes and query parameters for better matching
3303 - $clean_url = rtrim($url, '/');
3304 - $clean_url = strtok($clean_url, '?'); // Remove query parameters
3305 -
3306 - // Try again with cleaned URL
3307 - $post_id = url_to_postid($clean_url);
3308 - if ($post_id > 0) {
3309 - return $post_id;
3310 - }
3311 -
3312 - // For bbPress forum topics, try extracting slug from URL
3313 - if (strpos($url, '/topic/') !== false || strpos($url, '/forums/') !== false) {
3314 - // Handle bbPress URLs: /forums/topic/topic-name/
3315 - if (preg_match('/\/forums\/topic\/([^\/\?]+)/', $url, $matches)) {
3316 - $topic_slug = $matches[1];
3317 -
3318 - // Look up topic by slug
3319 - $topic = get_page_by_path($topic_slug, OBJECT, 'topic');
3320 - if ($topic) {
3321 - return $topic->ID;
3322 - }
3323 -
3324 - // Alternative method: query by post_name
3325 - global $wpdb;
3326 - $post_id = $wpdb->get_var($wpdb->prepare(
3327 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
3328 - $topic_slug
3329 - ));
3330 -
3331 - if ($post_id) {
3332 - return intval($post_id);
3333 - }
3334 - }
3335 -
3336 - // Handle simpler topic URLs: /topic/topic-name/
3337 - if (preg_match('/\/topic\/([^\/\?]+)/', $url, $matches)) {
3338 - $topic_slug = $matches[1];
3339 -
3340 - global $wpdb;
3341 - $post_id = $wpdb->get_var($wpdb->prepare(
3342 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
3343 - $topic_slug
3344 - ));
3345 -
3346 - if ($post_id) {
3347 - return intval($post_id);
3348 - }
3349 - }
3350 - }
3351 -
3352 - // For WooCommerce products
3353 - if (strpos($url, '/product/') !== false || strpos($url, 'product=') !== false) {
3354 - // Extract product slug from various URL formats
3355 - $product_slug = '';
3356 -
3357 - // Handle pretty permalinks: /product/product-name/
3358 - if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
3359 - $product_slug = $matches[1];
3360 - }
3361 - // Handle query parameters: ?product=product-name
3362 - elseif (preg_match('/[\?&]product=([^&]+)/', $url, $matches)) {
3363 - $product_slug = $matches[1];
3364 - }
3365 -
3366 - if (!empty($product_slug)) {
3367 - // Look up product by slug
3368 - $product = get_page_by_path($product_slug, OBJECT, 'product');
3369 - if ($product) {
3370 - return $product->ID;
3371 - }
3372 -
3373 - // Alternative method: query by post_name
3374 - global $wpdb;
3375 - $post_id = $wpdb->get_var($wpdb->prepare(
3376 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'product' AND post_status = 'publish'",
3377 - $product_slug
3378 - ));
3379 -
3380 - if ($post_id) {
3381 - return intval($post_id);
3382 - }
3383 - }
3384 - }
3385 -
3386 - // Generic approach: try to extract slug and match against all post types
3387 - $parsed_url = wp_parse_url($clean_url);
3388 - $path = $parsed_url['path'] ?? '';
3389 -
3390 - if (!empty($path)) {
3391 - // Get the last part of the path as potential slug
3392 - $path_parts = array_filter(explode('/', trim($path, '/')));
3393 - $potential_slug = end($path_parts);
3394 -
3395 - if (!empty($potential_slug)) {
3396 - global $wpdb;
3397 -
3398 - // Try to find any post with this slug
3399 - $post_id = $wpdb->get_var($wpdb->prepare(
3400 - "SELECT ID FROM {$wpdb->posts}
3401 - WHERE post_name = %s
3402 - AND post_status IN ('publish', 'closed', 'private')
3403 - AND post_type NOT IN ('revision', 'attachment', 'nav_menu_item')
3404 - ORDER BY CASE
3405 - WHEN post_type = 'post' THEN 1
3406 - WHEN post_type = 'page' THEN 2
3407 - WHEN post_type = 'topic' THEN 3
3408 - WHEN post_type = 'product' THEN 4
3409 - ELSE 5
3410 - END
3411 - LIMIT 1",
3412 - $potential_slug
3413 - ));
3414 -
3415 - if ($post_id) {
3416 - return intval($post_id);
3417 - }
3418 - }
3419 - }
3420 -
3421 - // ADDITIONAL: Try direct database lookup by URL variations
3422 - global $wpdb;
3423 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3424 -
3425 - // Try variations of the URL (with/without trailing slash, http/https)
3426 - $url_variations = array(
3427 - $url,
3428 - rtrim($url, '/'),
3429 - $url . '/',
3430 - str_replace('http://', 'https://', $url),
3431 - str_replace('https://', 'http://', $url),
3432 - str_replace('http://', 'https://', rtrim($url, '/')),
3433 - str_replace('https://', 'http://', rtrim($url, '/'))
3434 - );
3435 -
3436 - // Remove duplicates
3437 - $url_variations = array_unique($url_variations);
3438 -
3439 - foreach ($url_variations as $variation) {
3440 - $existing_record = $wpdb->get_row($wpdb->prepare(
3441 - "SELECT id, source_url FROM $table_name WHERE source_url = %s",
3442 - $variation
3443 - ));
3444 -
3445 - if ($existing_record) {
3446 - // Try to get post ID from this stored URL
3447 - $stored_post_id = url_to_postid($existing_record->source_url);
3448 - if ($stored_post_id > 0) {
3449 - return $stored_post_id;
3450 - }
3451 - }
3452 - }
3453 -
3454 - return 0; // No match found
3455 -}
3456 -/**
3457 - * Process selected content via AJAX
3458 - */
3459 -public function ajax_mxchat_process_selected_content() {
3460 - // Basic request validation
3461 - if (!check_ajax_referer('mxchat_content_selector_nonce', 'nonce', false)) {
3462 - wp_send_json_error('Invalid nonce');
3463 - exit;
3464 - }
3465 -
3466 - if (!current_user_can('manage_options')) {
3467 - wp_send_json_error('Unauthorized access');
3468 - exit;
3469 - }
3470 -
3471 - // Get post IDs - safely parse the array
3472 - $post_ids = array();
3473 - if (isset($_POST['post_ids']) && is_array($_POST['post_ids'])) {
3474 - foreach ($_POST['post_ids'] as $id) {
3475 - $post_ids[] = absint($id);
3476 - }
3477 - }
3478 -
3479 - if (empty($post_ids)) {
3480 - wp_send_json_error('No content selected');
3481 - exit;
3482 - }
3483 -
3484 - // Get bot_id from request
3485 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
3486 -
3487 - // ACF→PDF extraction is opt-in per import batch. Persist the last-used value so users
3488 - // don't re-check on every batch; the default is OFF for installs that haven't set it.
3489 - $extract_acf_pdfs = !empty($_POST['extract_acf_pdfs']) && $_POST['extract_acf_pdfs'] !== 'false';
3490 - $mxchat_options = get_option('mxchat_options', array());
3491 - if (!is_array($mxchat_options)) {
3492 - $mxchat_options = array();
3493 - }
3494 - $prior_default = !empty($mxchat_options['acf_pdf_extract_default']);
3495 - if ($prior_default !== $extract_acf_pdfs) {
3496 - $mxchat_options['acf_pdf_extract_default'] = $extract_acf_pdfs ? 1 : 0;
3497 - update_option('mxchat_options', $mxchat_options);
3498 - }
3499 -
3500 - // Process only ONE post at a time to avoid request size issues
3501 - $post_id = reset($post_ids);
3502 - $post = get_post($post_id);
3503 -
3504 - if (!$post) {
3505 - wp_send_json_error('Post not found');
3506 - exit;
3507 - }
3508 -
3509 - // Allow developers to modify post data before processing into knowledge base
3510 - $post = apply_filters('mxchat_before_process_post', $post, $bot_id);
3511 -
3512 - // Get content including title, short description (for WooCommerce), and main content
3513 - $content = $post->post_title . "\n\n";
3514 -
3515 - // Add short description if it exists (WooCommerce products use post_excerpt for short description)
3516 - if (!empty($post->post_excerpt)) {
3517 - // Remove shortcode tags but preserve content inside them
3518 - $clean_excerpt = $this->strip_shortcode_tags_preserve_content($post->post_excerpt);
3519 - $content .= "Short Description: " . wp_strip_all_tags($clean_excerpt) . "\n\n";
3520 - }
3521 -
3522 - // Add main content - remove shortcode tags but preserve content inside them
3523 - $clean_content = $this->strip_shortcode_tags_preserve_content($post->post_content);
3524 - $content .= wp_strip_all_tags($clean_content);
3525 -
3526 - // ADD WOOCOMMERCE PRODUCT DATA (pricing, stock, categories, custom tabs)
3527 - if (get_post_type($post_id) === 'product' && class_exists('WooCommerce')) {
3528 - $product = wc_get_product($post_id);
3529 -
3530 - if ($product) {
3531 - // Get pricing information
3532 - $regular_price = $product->get_regular_price();
3533 - $sale_price = $product->get_sale_price();
3534 - $price = $product->get_price();
3535 - $sku = $product->get_sku();
3536 -
3537 - // Get currency symbol
3538 - $currency_symbol = get_woocommerce_currency_symbol();
3539 -
3540 - // Add pricing information
3541 - $content .= "\n";
3542 - if (!empty($regular_price)) {
3543 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
3544 - } elseif (!empty($price)) {
3545 - $content .= "Price: " . $currency_symbol . $price . "\n";
3546 - }
3547 -
3548 - if (!empty($sale_price) && $sale_price !== $regular_price) {
3549 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
3550 - }
3551 -
3552 - // Handle variable products - show price range
3553 - if ($product->is_type('variable')) {
3554 - $min_price = $product->get_variation_price('min');
3555 - $max_price = $product->get_variation_price('max');
3556 - if ($min_price !== $max_price) {
3557 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
3558 - }
3559 - }
3560 -
3561 - if (!empty($sku)) {
3562 - $content .= "SKU: " . $sku . "\n";
3563 - }
3564 -
3565 - // Get product categories
3566 - $categories = wp_get_post_terms($post_id, 'product_cat', array('fields' => 'names'));
3567 - if (!empty($categories) && !is_wp_error($categories)) {
3568 - $content .= "Categories: " . implode(', ', $categories) . "\n";
3569 - }
3570 - }
3571 -
3572 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
3573 - $custom_tabs = get_post_meta($post_id, 'yikes_woo_products_tabs', true);
3574 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
3575 - foreach ($custom_tabs as $tab) {
3576 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
3577 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
3578 -
3579 - if (!empty($tab_title) && !empty($tab_content)) {
3580 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
3581 - }
3582 - }
3583 - }
3584 -
3585 - // Also check for reusable/saved tabs applied to this product
3586 - $applied_saved_tabs = get_post_meta($post_id, 'yikes_woo_reusable_products_tabs_applied', true);
3587 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
3588 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
3589 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
3590 - foreach ($applied_saved_tabs as $saved_tab_id) {
3591 - if (isset($saved_tabs[$saved_tab_id])) {
3592 - $tab = $saved_tabs[$saved_tab_id];
3593 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
3594 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
3595 -
3596 - if (!empty($tab_title) && !empty($tab_content)) {
3597 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
3598 - }
3599 - }
3600 - }
3601 - }
3602 - }
3603 - }
3604 -
3605 - // ADD ACF FIELDS SUPPORT
3606 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
3607 - $pdf_extracted_count = 0;
3608 - if (!empty($acf_fields)) {
3609 - $acf_content_parts = array();
3610 - $pdf_attachment_ids = array();
3611 -
3612 - foreach ($acf_fields as $field_name => $field_value) {
3613 - $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
3614 -
3615 - if (!empty($formatted_value)) {
3616 - $field_label = ucwords(str_replace('_', ' ', $field_name));
3617 - $acf_content_parts[] = $field_label . ": " . $formatted_value;
3618 - }
3619 -
3620 - // Walk this field's value tree for any PDF attachment references and queue them for extraction.
3621 - // Only when the user opted into ACF→PDF extraction for this batch; otherwise the ACF text
3622 - // still lands in the KB but the heavier PDF parsing is skipped.
3623 - if ($extract_acf_pdfs) {
3624 - $this->mxchat_collect_pdf_attachment_ids_from_acf_value($field_value, $pdf_attachment_ids);
3625 - }
3626 - }
3627 -
3628 - if (!empty($acf_content_parts)) {
3629 - $content .= "\n\n" . implode("\n", $acf_content_parts);
3630 - }
3631 -
3632 - // Extract text from each unique PDF found in ACF fields and append as a labeled section
3633 - if ($extract_acf_pdfs && !empty($pdf_attachment_ids)) {
3634 - $pdf_attachment_ids = array_unique(array_filter(array_map('intval', $pdf_attachment_ids)));
3635 - $pdf_sections = array();
3636 - foreach ($pdf_attachment_ids as $att_id) {
3637 - $pdf_text = $this->mxchat_extract_pdf_text_by_attachment_id($att_id);
3638 - if (!empty($pdf_text)) {
3639 - $pdf_title = get_the_title($att_id);
3640 - $pdf_url = wp_get_attachment_url($att_id);
3641 - $header = 'PDF Attachment';
3642 - if (!empty($pdf_title)) {
3643 - $header .= ': ' . $pdf_title;
3644 - }
3645 - if (!empty($pdf_url)) {
3646 - $header .= ' (' . $pdf_url . ')';
3647 - }
3648 - $pdf_sections[] = $header . "\n" . $pdf_text;
3649 - $pdf_extracted_count++;
3650 - }
3651 - }
3652 - if (!empty($pdf_sections)) {
3653 - $content .= "\n\nAttached PDFs:\n" . implode("\n\n", $pdf_sections);
3654 - }
3655 - }
3656 - }
3657 -
3658 - // ADD CUSTOM POST META SUPPORT (whitelisted non-ACF meta fields)
3659 - $custom_meta = $this->mxchat_get_whitelisted_post_meta($post_id);
3660 - if (!empty($custom_meta)) {
3661 - $meta_content_parts = array();
3662 -
3663 - foreach ($custom_meta as $meta_key => $meta_value) {
3664 - // Convert meta key to readable label
3665 - $meta_label = ucwords(str_replace(array('_', '-'), ' ', $meta_key));
3666 - $meta_content_parts[] = $meta_label . ": " . $meta_value;
3667 - }
3668 -
3669 - if (!empty($meta_content_parts)) {
3670 - $content .= "\n\n" . implode("\n", $meta_content_parts);
3671 - }
3672 - }
3673 -
3674 - // Debug logging for WordPress Import content
3675 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Post ID: ' . $post_id . ' Title: ' . $post->post_title);
3676 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Raw post_content length: ' . strlen($post->post_content));
3677 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Final content length: ' . strlen($content));
3678 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Content preview: ' . substr($content, 0, 300));
3679 -
3680 - // Note: Removed 10,000 char limit - chunking now handles large content properly
3681 -
3682 - // Get bot-specific API key
3683 - $bot_options = $this->get_bot_options($bot_id);
3684 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
3685 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
3686 -
3687 - if (strpos($selected_model, 'voyage') === 0) {
3688 - $api_key = $options['voyage_api_key'] ?? '';
3689 - $provider_name = 'Voyage AI';
3690 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
3691 - $api_key = $options['gemini_api_key'] ?? '';
3692 - $provider_name = 'Google Gemini';
3693 - } else {
3694 - $api_key = $options['api_key'] ?? '';
3695 - $provider_name = 'OpenAI';
3696 - }
3697 -
3698 - if (empty($api_key)) {
3699 - MxChat_Admin::mxchat_log_debug('api_error', $provider_name . ' API key not configured for knowledge processing');
3700 - wp_send_json_error($provider_name . ' API key not configured');
3701 - exit;
3702 - }
3703 -
3704 - $source_url = get_permalink($post_id);
3705 - $vector_id = md5($source_url); // Vector ID for Pinecone
3706 -
3707 - // Check for existing content in bot-specific storage
3708 - $is_update = false;
3709 -
3710 - // Get bot-specific Pinecone configuration
3711 - $bot_pinecone_config = $this->get_bot_pinecone_config($bot_id);
3712 - $use_pinecone = !empty($bot_pinecone_config) && ($bot_pinecone_config['use_pinecone'] ?? false);
3713 -
3714 - if ($use_pinecone && !empty($bot_pinecone_config['api_key'])) {
3715 - // Check Pinecone for this bot
3716 - $pinecone_data = $this->mxchat_get_pinecone_processed_content($bot_pinecone_config);
3717 - if (isset($pinecone_data[$post_id])) {
3718 - $is_update = true;
3719 - }
3720 - } else {
3721 - // Check WordPress DB (same as before since it's shared)
3722 - global $wpdb;
3723 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3724 - $existing_record = $wpdb->get_row($wpdb->prepare(
3725 - "SELECT id FROM $table_name WHERE source_url = %s",
3726 - $source_url
3727 - ));
3728 -
3729 - if ($existing_record) {
3730 - $is_update = true;
3731 - }
3732 - }
3733 -
3734 - // UPDATED 2.5.6: Determine content type based on post_type
3735 - $post_type = $post->post_type;
3736 - $content_type = 'content'; // Default fallback
3737 -
3738 - // Map WordPress post types to content types
3739 - switch ($post_type) {
3740 - case 'post':
3741 - $content_type = 'post';
3742 - break;
3743 - case 'page':
3744 - $content_type = 'page';
3745 - break;
3746 - case 'product':
3747 - $content_type = 'product';
3748 - break;
3749 - default:
3750 - // For custom post types, use the post type name
3751 - $content_type = sanitize_key($post_type);
3752 - break;
3753 - }
3754 -
3755 - // Use the centralized utility function with bot_id and content_type
3756 - $result = MxChat_Utils::submit_content_to_db(
3757 - $content,
3758 - $source_url,
3759 - $api_key,
3760 - $vector_id,
3761 - $bot_id,
3762 - $content_type
3763 - );
3764 -
3765 - if (is_wp_error($result)) {
3766 - MxChat_Admin::mxchat_log_debug('storage_error', 'Knowledge storage failed: ' . $result->get_error_message(), array('source_url' => $source_url));
3767 - wp_send_json_error('Storage failed: ' . $result->get_error_message());
3768 - exit;
3769 - }
3770 -
3771 - // Automatically apply role restriction based on tags
3772 - $this->apply_role_restriction_to_post($post_id, $source_url);
3773 -
3774 - $operation_type = $is_update ? 'update' : 'new';
3775 -
3776 - // Count ACF fields for debugging
3777 - $acf_field_count = count($acf_fields);
3778 -
3779 - // Success response with minimal data
3780 - wp_send_json_success(array(
3781 - 'message' => $operation_type === 'update' ? 'Content updated successfully' : 'Content processed successfully',
3782 - 'post_id' => $post_id,
3783 - 'title' => $post->post_title,
3784 - 'operation_type' => $operation_type,
3785 - 'vector_id' => $vector_id,
3786 - 'acf_fields_found' => $acf_field_count,
3787 - 'pdf_extracted_count' => (int) $pdf_extracted_count,
3788 - 'content_preview' => substr($content, 0, 100) . '...',
3789 - 'bot_id' => $bot_id
3790 - ));
3791 - exit;
3792 -}
3793 -
3794 -private function apply_role_restriction_to_post($post_id, $source_url) {
3795 - // Get tag-role mappings
3796 - $mappings = get_option('mxchat_tag_role_mappings', array());
3797 -
3798 - if (empty($mappings)) {
3799 - return; // No mappings, leave as public
3800 - }
3801 -
3802 - // Get all tags for the post
3803 - $post_tags = wp_get_post_tags($post_id, array('fields' => 'slugs'));
3804 -
3805 - if (empty($post_tags)) {
3806 - return; // No tags, leave as public
3807 - }
3808 -
3809 - // Determine the highest role restriction based on tags
3810 - $highest_role = 'public';
3811 - $role_hierarchy = array(
3812 - 'public' => 0,
3813 - 'logged_in' => 1,
3814 - 'subscriber' => 2,
3815 - 'contributor' => 3,
3816 - 'author' => 4,
3817 - 'editor' => 5,
3818 - 'administrator' => 6
3819 - );
3820 -
3821 - foreach ($post_tags as $tag_slug) {
3822 - if (isset($mappings[$tag_slug])) {
3823 - $role = $mappings[$tag_slug];
3824 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
3825 - $highest_role = $role;
3826 - }
3827 - }
3828 - }
3829 -
3830 - // If no restricted tags found, return (leave as public)
3831 - if ($highest_role === 'public') {
3832 - return;
3833 - }
3834 -
3835 - // Update the role restriction in the database
3836 - global $wpdb;
3837 -
3838 - // Check if using Pinecone
3839 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3840 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3841 -
3842 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3843 - // Update Pinecone role restriction
3844 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
3845 - $vector_id = md5($source_url);
3846 -
3847 - $wpdb->replace(
3848 - $roles_table,
3849 - array(
3850 - 'vector_id' => $vector_id,
3851 - 'role_restriction' => $highest_role,
3852 - 'updated_at' => current_time('mysql')
3853 - ),
3854 - array('%s', '%s', '%s')
3855 - );
3856 - } else {
3857 - // Update WordPress DB
3858 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3859 -
3860 - $wpdb->update(
3861 - $table_name,
3862 - array('role_restriction' => $highest_role),
3863 - array('source_url' => $source_url),
3864 - array('%s'),
3865 - array('%s')
3866 - );
3867 - }
3868 -}
3869 -
3870 -public function mxchat_get_public_post_types() {
3871 - // Get all public post types
3872 - $post_types = get_post_types(array('public' => true), 'objects');
3873 - $post_type_options = array();
3874 -
3875 - foreach ($post_types as $post_type) {
3876 - $post_type_options[$post_type->name] = $post_type->label;
3877 - }
3878 -
3879 - // Also include common forum/community post types that might not be marked as public
3880 - $additional_types = array(
3881 - 'topic' => 'Forum Topics (bbPress)',
3882 - 'reply' => 'Forum Replies (bbPress)',
3883 - 'forum' => 'Forums (bbPress)',
3884 - 'wpforo_topic' => 'wpForo Topics',
3885 - 'wpforo_post' => 'wpForo Posts'
3886 - );
3887 -
3888 - foreach ($additional_types as $type_name => $type_label) {
3889 - if (post_type_exists($type_name) && !isset($post_type_options[$type_name])) {
3890 - $post_type_options[$type_name] = $type_label;
3891 - }
3892 - }
3893 -
3894 - return $post_type_options;
3895 -}
3896 -
3897 -/**
3898 - * Retrieves processed content from Pinecone API
3899 - */
3900 -public function mxchat_get_pinecone_processed_content($pinecone_options) {
3901 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
3902 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
3903 -
3904 - if (empty($api_key) || empty($host)) {
3905 - return array();
3906 - }
3907 -
3908 - $pinecone_data = array();
3909 -
3910 - try {
3911 - // Always get fresh data from Pinecone
3912 - $pinecone_data = $this->mxchat_scan_pinecone_for_processed_content($pinecone_options);
3913 -
3914 - // Method 2: Final fallback - try stats endpoint (if available)
3915 - if (empty($pinecone_data)) {
3916 - $stats_url = "https://{$host}/describe_index_stats";
3917 -
3918 - $response = wp_remote_post($stats_url, array(
3919 - 'headers' => array(
3920 - 'Api-Key' => $api_key,
3921 - 'Content-Type' => 'application/json'
3922 - ),
3923 - 'body' => json_encode(array()),
3924 - 'timeout' => 30
3925 - ));
3926 -
3927 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
3928 - $body = wp_remote_retrieve_body($response);
3929 - $stats_data = json_decode($body, true);
3930 - }
3931 - }
3932 -
3933 - } catch (Exception $e) {
3934 - // Log error but return fresh data only
3935 - }
3936 -
3937 - return $pinecone_data;
3938 -}
3939 -public function mxchat_fetch_pinecone_vectors_by_ids($pinecone_options, $vector_ids) {
3940 - //error_log('=== DEBUG: Starting mxchat_fetch_pinecone_vectors_by_ids ===');
3941 -
3942 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
3943 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
3944 -
3945 - if (empty($api_key) || empty($host) || empty($vector_ids)) {
3946 - //error_log('DEBUG: Missing parameters for fetch by IDs');
3947 - return array();
3948 - }
3949 -
3950 - try {
3951 - $fetch_url = "https://{$host}/vectors/fetch";
3952 - //error_log('DEBUG: Fetch URL: ' . $fetch_url);
3953 - //error_log('DEBUG: Fetching ' . count($vector_ids) . ' vector IDs');
3954 -
3955 - // Pinecone fetch API allows fetching specific vectors by ID
3956 - $fetch_data = array(
3957 - 'ids' => array_values($vector_ids)
3958 - );
3959 -
3960 - $response = wp_remote_post($fetch_url, array(
3961 - 'headers' => array(
3962 - 'Api-Key' => $api_key,
3963 - 'Content-Type' => 'application/json'
3964 - ),
3965 - 'body' => json_encode($fetch_data),
3966 - 'timeout' => 30
3967 - ));
3968 -
3969 - if (is_wp_error($response)) {
3970 - //error_log('DEBUG: Fetch by IDs WP error: ' . $response->get_error_message());
3971 - return array();
3972 - }
3973 -
3974 - $response_code = wp_remote_retrieve_response_code($response);
3975 - //error_log('DEBUG: Fetch response code: ' . $response_code);
3976 -
3977 - if ($response_code !== 200) {
3978 - $error_body = wp_remote_retrieve_body($response);
3979 - //error_log('DEBUG: Fetch failed with body: ' . $error_body);
3980 - return array();
3981 - }
3982 -
3983 - $body = wp_remote_retrieve_body($response);
3984 - $data = json_decode($body, true);
3985 -
3986 - //error_log('DEBUG: Fetch response structure: ' . print_r(array_keys($data), true));
3987 -
3988 - if (!isset($data['vectors'])) {
3989 - //error_log('DEBUG: No vectors key in response');
3990 - return array();
3991 - }
3992 -
3993 - $processed_data = array();
3994 -
3995 - foreach ($data['vectors'] as $vector_id => $vector_data) {
3996 - $metadata = $vector_data['metadata'] ?? array();
3997 - $source_url = $metadata['source_url'] ?? '';
3998 -
3999 - if (!empty($source_url)) {
4000 - $post_id = url_to_postid($source_url);
4001 - if ($post_id) {
4002 - $created_at = $metadata['created_at'] ?? '';
4003 - $processed_date = 'Recently';
4004 -
4005 - if (!empty($created_at)) {
4006 - $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
4007 - if ($timestamp) {
4008 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
4009 - }
4010 - }
4011 -
4012 - $processed_data[$post_id] = array(
4013 - 'db_id' => $vector_id,
4014 - 'processed_date' => $processed_date,
4015 - 'url' => $source_url,
4016 - 'source' => 'pinecone',
4017 - 'timestamp' => $timestamp ?? current_time('timestamp')
4018 - );
4019 - }
4020 - }
4021 - }
4022 -
4023 - //error_log('DEBUG: Processed ' . count($processed_data) . ' vectors from fetch');
4024 - return $processed_data;
4025 -
4026 - } catch (Exception $e) {
4027 - //error_log('DEBUG: Exception in fetch_pinecone_vectors_by_ids: ' . $e->getMessage());
4028 - return array();
4029 - }
4030 -}
4031 -
4032 -/**
4033 - * Get embedding dimensions based on the selected model.
4034 - */
4035 -private function mxchat_get_embedding_dimensions() {
4036 - $options = get_option('mxchat_options', array());
4037 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
4038 -
4039 - $model_dimensions = array(
4040 - 'text-embedding-ada-002' => 1536,
4041 - 'text-embedding-3-small' => 1536,
4042 - 'text-embedding-3-large' => 3072,
4043 - 'voyage-2' => 1024,
4044 - 'voyage-large-2' => 1536,
4045 - 'voyage-3-large' => 2048,
4046 - 'gemini-embedding-001' => 1536,
4047 - );
4048 -
4049 - if (strpos($selected_model, 'voyage-3-large') === 0) {
4050 - $custom_dimensions = $options['voyage_output_dimension'] ?? 2048;
4051 - return intval($custom_dimensions);
4052 - }
4053 -
4054 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4055 - $custom_dimensions = $options['gemini_output_dimension'] ?? 1536;
4056 - return intval($custom_dimensions);
4057 - }
4058 -
4059 - return $model_dimensions[$selected_model] ?? 1536;
4060 -}
4061 -
4062 -/**
4063 - * Scan Pinecone for processed content
4064 - */
4065 -public function mxchat_scan_pinecone_for_processed_content($pinecone_options) {
4066 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
4067 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
4068 -
4069 - if (empty($api_key) || empty($host)) {
4070 - return array();
4071 - }
4072 -
4073 - try {
4074 - // Use multiple random vectors to get better coverage
4075 - $all_matches = array();
4076 - $seen_ids = array();
4077 -
4078 - // Get correct dimensions for the configured embedding model
4079 - $dimensions = $this->mxchat_get_embedding_dimensions();
4080 -
4081 - // Try 3 different random vectors to get better coverage
4082 - for ($i = 0; $i < 3; $i++) {
4083 - $query_url = "https://{$host}/query";
4084 -
4085 - // Generate a random unit vector instead of zeros
4086 - $random_vector = array();
4087 - for ($j = 0; $j < $dimensions; $j++) {
4088 - $random_vector[] = (rand(-1000, 1000) / 1000.0);
4089 - }
4090 -
4091 - // Normalize the vector to unit length
4092 - $magnitude = sqrt(array_sum(array_map(function($x) { return $x * $x; }, $random_vector)));
4093 - if ($magnitude > 0) {
4094 - $random_vector = array_map(function($x) use ($magnitude) { return $x / $magnitude; }, $random_vector);
4095 - }
4096 -
4097 - $query_data = array(
4098 - 'includeMetadata' => true,
4099 - 'includeValues' => false,
4100 - 'topK' => 10000,
4101 - 'vector' => $random_vector
4102 - );
4103 -
4104 - $response = wp_remote_post($query_url, array(
4105 - 'headers' => array(
4106 - 'Api-Key' => $api_key,
4107 - 'Content-Type' => 'application/json'
4108 - ),
4109 - 'body' => json_encode($query_data),
4110 - 'timeout' => 30
4111 - ));
4112 -
4113 - if (is_wp_error($response)) {
4114 - continue;
4115 - }
4116 -
4117 - $response_code = wp_remote_retrieve_response_code($response);
4118 -
4119 - if ($response_code !== 200) {
4120 - continue;
4121 - }
4122 -
4123 - $body = wp_remote_retrieve_body($response);
4124 - $data = json_decode($body, true);
4125 -
4126 - if (isset($data['matches'])) {
4127 - foreach ($data['matches'] as $match) {
4128 - $match_id = $match['id'] ?? '';
4129 - if (!empty($match_id) && !isset($seen_ids[$match_id])) {
4130 - $all_matches[] = $match;
4131 - $seen_ids[$match_id] = true;
4132 - }
4133 - }
4134 - }
4135 - }
4136 -
4137 - // Convert matches to processed data format, grouping by URL to count chunks
4138 - $processed_data = array();
4139 - $url_chunk_counts = array();
4140 -
4141 - foreach ($all_matches as $match) {
4142 - $metadata = $match['metadata'] ?? array();
4143 - $source_url = $metadata['source_url'] ?? '';
4144 - $match_id = $match['id'] ?? '';
4145 -
4146 - if (!empty($source_url) && !empty($match_id)) {
4147 - $post_id = url_to_postid($source_url);
4148 - if ($post_id) {
4149 - // Count chunks per post_id
4150 - if (!isset($url_chunk_counts[$post_id])) {
4151 - $url_chunk_counts[$post_id] = 0;
4152 - }
4153 - $url_chunk_counts[$post_id]++;
4154 -
4155 - $created_at = $metadata['created_at'] ?? '';
4156 - $processed_date = 'Recently';
4157 -
4158 - if (!empty($created_at)) {
4159 - $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
4160 - if ($timestamp) {
4161 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
4162 - }
4163 - }
4164 -
4165 - // Only store if not already set, or update with newer timestamp
4166 - if (!isset($processed_data[$post_id]) ||
4167 - ($timestamp ?? 0) > ($processed_data[$post_id]['timestamp'] ?? 0)) {
4168 - $processed_data[$post_id] = array(
4169 - 'db_id' => $match_id,
4170 - 'processed_date' => $processed_date,
4171 - 'url' => $source_url,
4172 - 'source' => 'pinecone',
4173 - 'timestamp' => $timestamp ?? current_time('timestamp')
4174 - );
4175 - }
4176 - }
4177 - }
4178 - }
4179 -
4180 - // Add chunk counts to processed data
4181 - foreach ($url_chunk_counts as $post_id => $chunk_count) {
4182 - if (isset($processed_data[$post_id])) {
4183 - $processed_data[$post_id]['chunk_count'] = $chunk_count;
4184 - }
4185 - }
4186 -
4187 - return $processed_data;
4188 -
4189 - } catch (Exception $e) {
4190 - return array();
4191 - }
4192 -}
4193 -/**
4194 - * Generate embeddings from input text for MXChat with bot support
4195 - */
4196 -private function mxchat_generate_embedding($text, $bot_id = 'default') {
4197 - // Enable detailed logging for debugging
4198 - //error_log('[MXCHAT-EMBED] Starting embedding generation for bot: ' . $bot_id . '. Text length: ' . strlen($text) . ' bytes');
4199 - //error_log('[MXCHAT-EMBED] Text preview: ' . substr($text, 0, 100) . '...');
4200 -
4201 - // Get bot-specific options
4202 - $bot_options = $this->get_bot_options($bot_id);
4203 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
4204 -
4205 - // Opt-in: when the custom provider is selected for embeddings, index through
4206 - // the same custom endpoint the query path uses so stored vectors and query
4207 - // vectors share a model. Returns the vector array on success, or an error
4208 - // string on failure (this function's existing failure contract).
4209 - if (isset($options['custom_provider_for_embeddings']) && $options['custom_provider_for_embeddings'] === 'on') {
4210 - if (!class_exists('MxChat_Utils')) {
4211 - require_once dirname(__FILE__) . '/../includes/class-mxchat-utils.php';
4212 - }
4213 - return MxChat_Utils::generate_embedding_custom($text, $options);
4214 - }
4215 -
4216 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
4217 - //error_log('[MXCHAT-EMBED] Selected embedding model for bot ' . $bot_id . ': ' . $selected_model);
4218 -
4219 - // Determine provider and endpoint
4220 - if (strpos($selected_model, 'voyage') === 0) {
4221 - $api_key = $options['voyage_api_key'] ?? '';
4222 - $endpoint = 'https://api.voyageai.com/v1/embeddings';
4223 - $provider_name = 'Voyage AI';
4224 - //error_log('[MXCHAT-EMBED] Using Voyage AI API for bot ' . $bot_id);
4225 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
4226 - $api_key = $options['gemini_api_key'] ?? '';
4227 - $endpoint = 'https://generativelanguage.googleapis.com/v1beta/models/' . $selected_model . ':embedContent';
4228 - $provider_name = 'Google Gemini';
4229 - //error_log('[MXCHAT-EMBED] Using Google Gemini API for bot ' . $bot_id);
4230 - } else {
4231 - $api_key = $options['api_key'] ?? '';
4232 - $endpoint = 'https://api.openai.com/v1/embeddings';
4233 - $provider_name = 'OpenAI';
4234 - //error_log('[MXCHAT-EMBED] Using OpenAI API for bot ' . $bot_id);
4235 - }
4236 -
4237 - //error_log('[MXCHAT-EMBED] Using endpoint: ' . $endpoint);
4238 -
4239 - if (empty($api_key)) {
4240 - $error_message = sprintf('Missing %s API key for bot %s. Please configure your API key in the bot settings.', $provider_name, $bot_id);
4241 - //error_log('[MXCHAT-EMBED] Error: ' . $error_message);
4242 - return $error_message;
4243 - }
4244 -
4245 - // Check if text is too long (for OpenAI, roughly estimate tokens as words/0.75)
4246 - $estimated_tokens = ceil(str_word_count($text) / 0.75);
4247 - //error_log('[MXCHAT-EMBED] Estimated token count: ~' . $estimated_tokens);
4248 -
4249 - if ($estimated_tokens > 8000 && strpos($selected_model, 'voyage') === false && strpos($selected_model, 'gemini-embedding') === false) {
4250 - //error_log('[MXCHAT-EMBED] Warning: Text may exceed OpenAI token limits (8K for most models)');
4251 - // Consider truncating text here
4252 - }
4253 -
4254 - // Prepare request body based on provider
4255 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4256 - // Gemini API format
4257 - $request_body = array(
4258 - 'model' => 'models/' . $selected_model,
4259 - 'content' => array(
4260 - 'parts' => array(
4261 - array('text' => $text)
4262 - )
4263 - )
4264 - );
4265 -
4266 - // Set output dimensionality to 1536 for consistency with other models
4267 - $request_body['outputDimensionality'] = 1536;
4268 - } else {
4269 - // OpenAI/Voyage API format
4270 - $request_body = array(
4271 - 'model' => $selected_model,
4272 - 'input' => $text
4273 - );
4274 -
4275 - // Add output_dimension for voyage-3-large model
4276 - if ($selected_model === 'voyage-3-large') {
4277 - $request_body['output_dimension'] = 2048;
4278 - }
4279 - }
4280 -
4281 - //error_log('[MXCHAT-EMBED] Request prepared with model: ' . $selected_model);
4282 -
4283 - // Prepare headers based on provider
4284 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4285 - // Gemini uses API key as query parameter
4286 - $endpoint .= '?key=' . $api_key;
4287 - $headers = array(
4288 - 'Content-Type' => 'application/json'
4289 - );
4290 - } else {
4291 - // OpenAI/Voyage use Bearer token
4292 - $headers = array(
4293 - 'Authorization' => 'Bearer ' . $api_key,
4294 - 'Content-Type' => 'application/json'
4295 - );
4296 - }
4297 -
4298 - // Make API request
4299 - //error_log('[MXCHAT-EMBED] Sending API request to: ' . $endpoint);
4300 - $response = wp_remote_post($endpoint, array(
4301 - 'body' => wp_json_encode($request_body),
4302 - 'headers' => $headers,
4303 - 'timeout' => 60 // Increased timeout for large inputs
4304 - ));
4305 -
4306 - // Handle wp_remote_post errors
4307 - if (is_wp_error($response)) {
4308 - $error_message = $response->get_error_message();
4309 - //error_log('[MXCHAT-EMBED] WP Remote Post Error: ' . $error_message);
4310 - return 'Connection error: ' . $error_message;
4311 - }
4312 -
4313 - // Get and check HTTP response code
4314 - $http_code = wp_remote_retrieve_response_code($response);
4315 - //error_log('[MXCHAT-EMBED] API Response Code: ' . $http_code);
4316 -
4317 - if ($http_code !== 200) {
4318 - $error_body = wp_remote_retrieve_body($response);
4319 - //error_log('[MXCHAT-EMBED] API Error Response Body: ' . $error_body);
4320 -
4321 - // Try to parse error for more details
4322 - $error_json = json_decode($error_body, true);
4323 - if (json_last_error() === JSON_ERROR_NONE && isset($error_json['error'])) {
4324 - $error_type = $error_json['error']['type'] ?? 'unknown';
4325 - $error_message = $error_json['error']['message'] ?? 'No message';
4326 - //error_log('[MXCHAT-EMBED] API Error Type: ' . $error_type);
4327 - //error_log('[MXCHAT-EMBED] API Error Message: ' . $error_message);
4328 -
4329 - // Customize error message for common API errors
4330 - if ($error_type === 'invalid_request_error' && strpos($error_message, 'API key') !== false) {
4331 - $error_message = sprintf('Invalid %s API key for bot %s. Please check your API key in the bot settings.', $provider_name, $bot_id);
4332 - } elseif ($error_type === 'authentication_error') {
4333 - $error_message = sprintf('%s authentication failed for bot %s. Please verify your API key in the bot settings.', $provider_name, $bot_id);
4334 - }
4335 -
4336 - //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
4337 - return $error_message;
4338 - }
4339 -
4340 - $error_message = sprintf("API Error (HTTP %d): Unable to generate embedding for bot %s", $http_code, $bot_id);
4341 - //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
4342 - return $error_message;
4343 - }
4344 -
4345 - // Parse response body
4346 - $response_body = wp_remote_retrieve_body($response);
4347 - //error_log('[MXCHAT-EMBED] Received response length: ' . strlen($response_body) . ' bytes');
4348 -
4349 - $response_data = json_decode($response_body, true);
4350 -
4351 - if (json_last_error() !== JSON_ERROR_NONE) {
4352 - $error = json_last_error_msg();
4353 - //error_log('[MXCHAT-EMBED] JSON Parse Error: ' . $error);
4354 - //error_log('[MXCHAT-EMBED] Response preview: ' . substr($response_body, 0, 200));
4355 - return "Failed to parse API response: $error";
4356 - }
4357 -
4358 - // Handle different response formats based on provider
4359 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4360 - // Gemini API response format
4361 - if (isset($response_data['embedding']['values'])) {
4362 - $embedding_dimensions = count($response_data['embedding']['values']);
4363 - //error_log('[MXCHAT-EMBED] Successfully extracted Gemini embedding with ' . $embedding_dimensions . ' dimensions');
4364 -
4365 - // Check if embedding dimensions are as expected (should be 1536)
4366 - if ($embedding_dimensions !== 1536) {
4367 - //error_log('[MXCHAT-EMBED] Warning: Unexpected Gemini embedding dimensions: ' . $embedding_dimensions);
4368 - }
4369 -
4370 - return $response_data['embedding']['values'];
4371 - } else {
4372 - //error_log('[MXCHAT-EMBED] Error: No embedding found in Gemini response');
4373 - //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
4374 -
4375 - if (isset($response_data['error'])) {
4376 - $error_message = "Gemini API Error in response: " . wp_json_encode($response_data['error']);
4377 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4378 - return $error_message;
4379 - }
4380 -
4381 - $error_message = "Invalid Gemini API response format: No embedding found";
4382 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4383 - return $error_message;
4384 - }
4385 - } else {
4386 - // OpenAI/Voyage API response format
4387 - if (isset($response_data['data'][0]['embedding'])) {
4388 - $embedding_dimensions = count($response_data['data'][0]['embedding']);
4389 - //error_log('[MXCHAT-EMBED] Successfully extracted embedding with ' . $embedding_dimensions . ' dimensions');
4390 -
4391 - // Check if embedding dimensions are as expected
4392 - if (($selected_model === 'text-embedding-ada-002' && $embedding_dimensions !== 1536) ||
4393 - ($selected_model === 'voyage-3-large' && $embedding_dimensions !== 2048)) {
4394 - //error_log('[MXCHAT-EMBED] Warning: Unexpected embedding dimensions');
4395 - }
4396 -
4397 - return $response_data['data'][0]['embedding'];
4398 - } else {
4399 - //error_log('[MXCHAT-EMBED] Error: No embedding found in response');
4400 - //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
4401 -
4402 - if (isset($response_data['error'])) {
4403 - $error_message = "API Error in response: " . wp_json_encode($response_data['error']);
4404 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4405 - return $error_message;
4406 - }
4407 -
4408 - $error_message = "Invalid API response format: No embedding found";
4409 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4410 - return $error_message;
4411 - }
4412 - }
4413 -}
4414 -
4415 -/**
4416 - * Get bot-specific options for multi-bot functionality
4417 - * Falls back to default options if bot_id is 'default' or multi-bot add-on is not active
4418 - */
4419 -private function get_bot_options($bot_id = 'default') {
4420 - //error_log("MXCHAT DEBUG: get_bot_options called for bot: " . $bot_id);
4421 -
4422 - if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
4423 - //error_log("MXCHAT DEBUG: Using default options (no multi-bot or bot is 'default')");
4424 - return array();
4425 - }
4426 -
4427 - $bot_options = apply_filters('mxchat_get_bot_options', array(), $bot_id);
4428 -
4429 - if (!empty($bot_options)) {
4430 - //error_log("MXCHAT DEBUG: Got bot-specific options from filter");
4431 - if (isset($bot_options['similarity_threshold'])) {
4432 - //error_log(" - similarity_threshold: " . $bot_options['similarity_threshold']);
4433 - }
4434 - }
4435 -
4436 - return is_array($bot_options) ? $bot_options : array();
4437 -}
4438 -
4439 -/**
4440 - * Get bot-specific Pinecone configuration
4441 - * Used in the knowledge retrieval functions
4442 - */
4443 -// Also add debugging to your get_bot_pinecone_config function
4444 -private function get_bot_pinecone_config($bot_id = 'default') {
4445 - //error_log("MXCHAT DEBUG: get_bot_pinecone_config called for bot: " . $bot_id);
4446 -
4447 - // If default bot or multi-bot add-on not active, use default Pinecone config
4448 - if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
4449 - //error_log("MXCHAT DEBUG: Using default Pinecone config (no multi-bot or bot is 'default')");
4450 - $addon_options = get_option('mxchat_pinecone_addon_options', array());
4451 - $config = array(
4452 - 'use_pinecone' => (isset($addon_options['mxchat_use_pinecone']) && $addon_options['mxchat_use_pinecone'] === '1'),
4453 - 'api_key' => $addon_options['mxchat_pinecone_api_key'] ?? '',
4454 - 'host' => $addon_options['mxchat_pinecone_host'] ?? '',
4455 - 'namespace' => $addon_options['mxchat_pinecone_namespace'] ?? ''
4456 - );
4457 - //error_log("MXCHAT DEBUG: Default config - use_pinecone: " . ($config['use_pinecone'] ? 'true' : 'false'));
4458 - return $config;
4459 - }
4460 -
4461 - //error_log("MXCHAT DEBUG: Calling filter 'mxchat_get_bot_pinecone_config' for bot: " . $bot_id);
4462 -
4463 - // Hook for multi-bot add-on to provide bot-specific Pinecone config
4464 - $bot_pinecone_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
4465 -
4466 - if (!empty($bot_pinecone_config)) {
4467 - //error_log("MXCHAT DEBUG: Got bot-specific config from filter");
4468 - //error_log(" - use_pinecone: " . (isset($bot_pinecone_config['use_pinecone']) ? ($bot_pinecone_config['use_pinecone'] ? 'true' : 'false') : 'not set'));
4469 - //error_log(" - host: " . ($bot_pinecone_config['host'] ?? 'not set'));
4470 - //error_log(" - namespace: " . ($bot_pinecone_config['namespace'] ?? 'not set'));
4471 - } else {
4472 - //error_log("MXCHAT DEBUG: Filter returned empty config!");
4473 - }
4474 -
4475 - return is_array($bot_pinecone_config) ? $bot_pinecone_config : array();
4476 -}
4477 -
4478 -
4479 -public function mxchat_ajax_dismiss_completed_status() {
4480 - try {
4481 - // Verify the request
4482 - check_ajax_referer('mxchat_status_nonce', 'nonce');
4483 -
4484 - if (!current_user_can('manage_options')) {
4485 - wp_send_json_error('Unauthorized access');
4486 - exit;
4487 - }
4488 -
4489 - $card_type = isset($_POST['card_type']) ? sanitize_text_field($_POST['card_type']) : '';
4490 -
4491 - if ($card_type === 'pdf') {
4492 - // Clear PDF status
4493 - $pdf_url = get_transient('mxchat_last_pdf_url');
4494 - if ($pdf_url) {
4495 - delete_transient('mxchat_pdf_status_' . md5($pdf_url));
4496 - delete_transient('mxchat_last_pdf_url');
4497 - }
4498 - } elseif ($card_type === 'sitemap') {
4499 - // Clear sitemap status
4500 - $sitemap_url = get_transient('mxchat_last_sitemap_url');
4501 - if ($sitemap_url) {
4502 - delete_transient('mxchat_sitemap_status_' . md5($sitemap_url));
4503 - delete_transient('mxchat_last_sitemap_url');
4504 - }
4505 - }
4506 -
4507 - wp_send_json_success(array('message' => 'Status dismissed successfully'));
4508 -
4509 - } catch (Exception $e) {
4510 - wp_send_json_error(array('message' => 'Error dismissing status: ' . $e->getMessage()));
4511 - }
4512 -}
4513 -
4514 -/**
4515 - * Render completed status cards on page load
4516 - * This ensures completed processing status persists through page refreshes
4517 - */
4518 -public function mxchat_render_completed_status_cards() {
4519 - $output = '';
4520 -
4521 - // Check for completed PDF status
4522 - $pdf_url = get_transient('mxchat_last_pdf_url');
4523 - if ($pdf_url) {
4524 - $pdf_status = $this->mxchat_get_pdf_processing_status($pdf_url);
4525 - if ($pdf_status && ($pdf_status['status'] === 'complete' || $pdf_status['status'] === 'error')) {
4526 - $output .= $this->mxchat_render_pdf_status_card($pdf_status, $pdf_url);
4527 - }
4528 - }
4529 -
4530 - // Check for completed sitemap status
4531 - $sitemap_url = get_transient('mxchat_last_sitemap_url');
4532 - if ($sitemap_url) {
4533 - $sitemap_status = $this->mxchat_get_sitemap_processing_status($sitemap_url);
4534 - if ($sitemap_status && ($sitemap_status['status'] === 'complete' || $sitemap_status['status'] === 'error')) {
4535 - $output .= $this->mxchat_render_sitemap_status_card($sitemap_status, $sitemap_url);
4536 - }
4537 - }
4538 -
4539 - return $output;
4540 -}
4541 -
4542 -/**
4543 - * Render PDF status card HTML
4544 - */
4545 -private function mxchat_render_pdf_status_card($status, $pdf_url) {
4546 - $html = '<div class="mxchat-status-card" data-card-type="pdf">';
4547 - $html .= '<div class="mxchat-status-header">';
4548 - $html .= '<h4>' . esc_html__('PDF Processing Status', 'mxchat') . '</h4>';
4549 -
4550 - // Add dismiss button for completed status
4551 - if ($status['status'] === 'complete' || $status['status'] === 'error') {
4552 - $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
4553 - }
4554 -
4555 - // Process Batch button for processing status
4556 - if ($status['status'] === 'processing') {
4557 - $html .= '<button type="button" class="mxchat-manual-batch-btn"
4558 - data-process-type="pdf"
4559 - data-url="' . esc_attr($pdf_url) . '">
4560 - ' . esc_html__('Process Batch', 'mxchat') . '</button>';
4561 - }
4562 -
4563 - // Add status badges
4564 - if ($status['status'] === 'error') {
4565 - $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
4566 - } elseif ($status['status'] === 'complete') {
4567 - if ($status['failed_pages'] > 0) {
4568 - $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
4569 - sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_pages']) . '</span>';
4570 - } else {
4571 - $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
4572 - }
4573 - }
4574 -
4575 - $html .= '</div>'; // End header
4576 -
4577 - // Progress bar
4578 - $html .= '<div class="mxchat-progress-bar">';
4579 - $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
4580 - $html .= '</div>';
4581 -
4582 - // Status details
4583 - $html .= '<div class="mxchat-status-details">';
4584 - $html .= '<p>' . sprintf(
4585 - esc_html__('Progress: %d of %d pages (%d%%)', 'mxchat'),
4586 - $status['processed_pages'],
4587 - $status['total_pages'],
4588 - $status['percentage']
4589 - ) . '</p>';
4590 -
4591 - // Show failed pages count if any
4592 - if ($status['failed_pages'] > 0) {
4593 - $html .= '<p><strong>' . esc_html__('Failed pages:', 'mxchat') . '</strong> ' . esc_html($status['failed_pages']) . '</p>';
4594 - }
4595 -
4596 - $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
4597 - $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
4598 -
4599 - // Add completion summary if available AND it's an array
4600 - if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
4601 - $summary = $status['completion_summary'];
4602 - $html .= '<div class="mxchat-completion-summary">';
4603 - $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
4604 - $html .= '<p><strong>' . esc_html__('Total Pages:', 'mxchat') . '</strong> ' . esc_html($summary['total_pages']) . '</p>';
4605 - $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_pages']) . '</p>';
4606 - $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_pages']) . '</p>';
4607 - $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
4608 - $html .= '</div>';
4609 - }
4610 -
4611 - // Add failed pages list if any AND it's an array
4612 - if (isset($status['failed_pages_list']) && is_array($status['failed_pages_list']) && !empty($status['failed_pages_list'])) {
4613 - $html .= $this->mxchat_render_failed_pages_list($status['failed_pages_list']);
4614 - }
4615 -
4616 - // Add error message if any
4617 - if (isset($status['error']) && !empty($status['error'])) {
4618 - $html .= '<div class="mxchat-error-notice">';
4619 - $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
4620 - $html .= '</div>';
4621 - }
4622 -
4623 - $html .= '</div>'; // End details
4624 - $html .= '</div>'; // End card
4625 -
4626 - return $html;
4627 -}
4628 -/**
4629 - * Render sitemap status card HTML
4630 - */
4631 -private function mxchat_render_sitemap_status_card($status, $sitemap_url) {
4632 - $html = '<div class="mxchat-status-card" data-card-type="sitemap">';
4633 - $html .= '<div class="mxchat-status-header">';
4634 - $html .= '<h4>' . esc_html__('Sitemap Processing Status', 'mxchat') . '</h4>';
4635 -
4636 - // Add dismiss button for completed status
4637 - if ($status['status'] === 'complete' || $status['status'] === 'error') {
4638 - $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
4639 - }
4640 -
4641 - // Process Batch button for processing status
4642 - if ($status['status'] === 'processing') {
4643 - $html .= '<button type="button" class="mxchat-manual-batch-btn"
4644 - data-process-type="sitemap"
4645 - data-url="' . esc_attr($sitemap_url) . '">
4646 - ' . esc_html__('Process Batch', 'mxchat') . '</button>';
4647 - }
4648 -
4649 - // Add status badges
4650 - if ($status['status'] === 'error') {
4651 - $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
4652 - } elseif ($status['status'] === 'complete') {
4653 - if ($status['failed_urls'] > 0) {
4654 - $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
4655 - sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_urls']) . '</span>';
4656 - } else {
4657 - $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
4658 - }
4659 - }
4660 -
4661 - $html .= '</div>'; // End header
4662 -
4663 - // Progress bar
4664 - $html .= '<div class="mxchat-progress-bar">';
4665 - $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
4666 - $html .= '</div>';
4667 -
4668 - // Status details
4669 - $html .= '<div class="mxchat-status-details">';
4670 - $html .= '<p>' . sprintf(
4671 - esc_html__('Progress: %d of %d URLs (%d%%)', 'mxchat'),
4672 - $status['processed_urls'],
4673 - $status['total_urls'],
4674 - $status['percentage']
4675 - ) . '</p>';
4676 -
4677 - // Show failed URLs count if any
4678 - if ($status['failed_urls'] > 0) {
4679 - $html .= '<p><strong>' . esc_html__('Failed URLs:', 'mxchat') . '</strong> ' . esc_html($status['failed_urls']) . '</p>';
4680 - }
4681 -
4682 - $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
4683 - $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
4684 -
4685 - // Add completion summary if available AND it's an array
4686 - if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
4687 - $summary = $status['completion_summary'];
4688 - $html .= '<div class="mxchat-completion-summary">';
4689 - $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
4690 - $html .= '<p><strong>' . esc_html__('Total URLs:', 'mxchat') . '</strong> ' . esc_html($summary['total_urls']) . '</p>';
4691 - $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_urls']) . '</p>';
4692 - $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_urls']) . '</p>';
4693 - $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
4694 - $html .= '</div>';
4695 - }
4696 -
4697 - // Add error messages if any (but not the failed URLs list)
4698 - if (!empty($status['error']) || !empty($status['last_error'])) {
4699 - $html .= '<div class="mxchat-error-notice">';
4700 -
4701 - if (!empty($status['error'])) {
4702 - $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
4703 - }
4704 -
4705 - if (!empty($status['last_error'])) {
4706 - $html .= '<p class="last-error">' . esc_html__('Last error:', 'mxchat') . ' ' . esc_html($status['last_error']) . '</p>';
4707 - }
4708 -
4709 - $html .= '</div>';
4710 - }
4711 -
4712 - $html .= '</div>'; // End details
4713 - $html .= '</div>'; // End card
4714 -
4715 - return $html;
4716 -}
4717 -
4718 -
4719 -/**
4720 - * Render failed pages list
4721 - */
4722 -private function mxchat_render_failed_pages_list($failed_pages_list) {
4723 - // Validate that $failed_pages_list is an array and not empty
4724 - if (!is_array($failed_pages_list) || empty($failed_pages_list)) {
4725 - return '';
4726 - }
4727 -
4728 - $html = '<div class="mxchat-error-notice">';
4729 - $html .= '<div class="mxchat-failed-pages-container">';
4730 - $html .= '<h5>' . sprintf(esc_html__('Failed Pages (%d)', 'mxchat'), count($failed_pages_list)) . '</h5>';
4731 - $html .= '<details>';
4732 - $html .= '<summary>' . esc_html__('Show Failed Pages', 'mxchat') . '</summary>';
4733 - $html .= '<div class="mxchat-failed-pages-list">';
4734 -
4735 - // Create table for failed pages
4736 - $html .= '<table class="widefat striped">';
4737 - $html .= '<thead><tr>';
4738 - $html .= '<th>' . esc_html__('Page', 'mxchat') . '</th>';
4739 - $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
4740 - $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
4741 - $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
4742 - $html .= '</tr></thead><tbody>';
4743 -
4744 - // Sort failed pages by most recent
4745 - $sorted_failed_pages = $failed_pages_list;
4746 - usort($sorted_failed_pages, function($a, $b) {
4747 - return ($b['time'] ?? 0) - ($a['time'] ?? 0);
4748 - });
4749 -
4750 - foreach ($sorted_failed_pages as $item) {
4751 - // Ensure $item is an array before accessing its elements
4752 - if (!is_array($item)) {
4753 - continue;
4754 - }
4755 -
4756 - $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
4757 - $html .= '<tr>';
4758 - $html .= '<td>' . esc_html__('Page', 'mxchat') . ' ' . esc_html($item['page'] ?? 'Unknown') . '</td>';
4759 - $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
4760 - $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
4761 - $html .= '<td>' . esc_html($time_ago) . '</td>';
4762 - $html .= '</tr>';
4763 - }
4764 -
4765 - $html .= '</tbody></table>';
4766 - $html .= '</div></details></div></div>';
4767 -
4768 - return $html;
4769 -}
4770 -
4771 -/**
4772 - * Render failed URLs list
4773 - */
4774 -private function mxchat_render_failed_urls_list($failed_urls_list) {
4775 - // Validate that $failed_urls_list is an array and not empty
4776 - if (!is_array($failed_urls_list) || empty($failed_urls_list)) {
4777 - return '';
4778 - }
4779 -
4780 - $html = '<div class="mxchat-failed-urls-container">';
4781 - $html .= '<h5>' . sprintf(esc_html__('Failed URLs (%d)', 'mxchat'), count($failed_urls_list)) . '</h5>';
4782 - $html .= '<details>';
4783 - $html .= '<summary>' . esc_html__('Show Failed URLs', 'mxchat') . '</summary>';
4784 - $html .= '<div class="mxchat-failed-urls-list">';
4785 -
4786 - // Create table for failed URLs
4787 - $html .= '<table class="widefat striped">';
4788 - $html .= '<thead><tr>';
4789 - $html .= '<th>' . esc_html__('URL', 'mxchat') . '</th>';
4790 - $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
4791 - $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
4792 - $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
4793 - $html .= '</tr></thead><tbody>';
4794 -
4795 - // Sort failed URLs by most recent
4796 - $sorted_failed_urls = $failed_urls_list;
4797 - usort($sorted_failed_urls, function($a, $b) {
4798 - return ($b['time'] ?? 0) - ($a['time'] ?? 0);
4799 - });
4800 -
4801 - // Show up to 50 failed URLs
4802 - $display_urls = array_slice($sorted_failed_urls, 0, 50);
4803 -
4804 - foreach ($display_urls as $item) {
4805 - // Ensure $item is an array before accessing its elements
4806 - if (!is_array($item)) {
4807 - continue;
4808 - }
4809 -
4810 - $url = $item['url'] ?? '';
4811 - $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
4812 -
4813 - // Truncate URL for display
4814 - $display_url = strlen($url) > 50 ? substr($url, 0, 47) . '...' : $url;
4815 -
4816 - $html .= '<tr>';
4817 - $html .= '<td style="word-break: break-all;">';
4818 - if (!empty($url)) {
4819 - $html .= '<a href="' . esc_url($url) . '" target="_blank" rel="noopener noreferrer">' . esc_html($display_url) . '</a>';
4820 - } else {
4821 - $html .= esc_html__('Unknown URL', 'mxchat');
4822 - }
4823 - $html .= '</td>';
4824 - $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
4825 - $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
4826 - $html .= '<td>' . esc_html($time_ago) . '</td>';
4827 - $html .= '</tr>';
4828 - }
4829 -
4830 - $html .= '</tbody></table>';
4831 -
4832 - if (count($failed_urls_list) > 50) {
4833 - $html .= '<div class="mxchat-failed-urls-more">+ ' .
4834 - (count($failed_urls_list) - 50) .
4835 - ' ' . esc_html__('more failed URLs not shown', 'mxchat') . '</div>';
4836 - }
4837 -
4838 - $html .= '</div></details></div>';
4839 -
4840 - return $html;
4841 -}
4842 -
4843 -/**
4844 - * Get all ACF fields for a specific post, excluding any fields the user has disabled
4845 - */
4846 -public function mxchat_get_acf_fields_for_post($post_id) {
4847 - if (!function_exists('get_fields')) {
4848 - return array();
4849 - }
4850 -
4851 - $fields = get_fields($post_id);
4852 - if (!$fields || !is_array($fields)) {
4853 - return array();
4854 - }
4855 -
4856 - // Get excluded fields from settings
4857 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
4858 - if (!empty($excluded_fields) && is_array($excluded_fields)) {
4859 - foreach ($excluded_fields as $excluded_field) {
4860 - if (isset($fields[$excluded_field])) {
4861 - unset($fields[$excluded_field]);
4862 - }
4863 - }
4864 - }
4865 -
4866 - return $fields;
4867 -}
4868 -
4869 -/**
4870 - * Get all registered ACF field groups and their fields for the settings UI
4871 - */
4872 -public function mxchat_get_all_acf_fields() {
4873 - if (!function_exists('acf_get_field_groups') || !function_exists('acf_get_fields')) {
4874 - return array();
4875 - }
4876 -
4877 - $all_fields = array();
4878 - $field_groups = acf_get_field_groups();
4879 -
4880 - if (!empty($field_groups)) {
4881 - foreach ($field_groups as $group) {
4882 - $group_fields = acf_get_fields($group['key']);
4883 - if (!empty($group_fields)) {
4884 - $all_fields[$group['title']] = array();
4885 - foreach ($group_fields as $field) {
4886 - $all_fields[$group['title']][] = array(
4887 - 'name' => $field['name'],
4888 - 'label' => $field['label'],
4889 - 'type' => $field['type']
4890 - );
4891 - }
4892 - }
4893 - }
4894 - }
4895 -
4896 - return $all_fields;
4897 -}
4898 -
4899 -/**
4900 - * Get whitelisted custom post meta for a given post
4901 - * This allows non-ACF meta fields (like OptionTree, theme meta boxes) to be included in embeddings
4902 - */
4903 -public function mxchat_get_whitelisted_post_meta($post_id) {
4904 - $whitelist = get_option('mxchat_custom_meta_whitelist', '');
4905 -
4906 - if (empty($whitelist)) {
4907 - return array();
4908 - }
4909 -
4910 - // Parse the whitelist - one meta key per line
4911 - $meta_keys = array_filter(array_map('trim', explode("\n", $whitelist)));
4912 -
4913 - if (empty($meta_keys)) {
4914 - return array();
4915 - }
4916 -
4917 - $result = array();
4918 -
4919 - foreach ($meta_keys as $key) {
4920 - // Skip empty keys
4921 - if (empty($key)) {
4922 - continue;
4923 - }
4924 -
4925 - $value = get_post_meta($post_id, $key, true);
4926 -
4927 - // Only include non-empty string values
4928 - if (!empty($value) && is_string($value)) {
4929 - $result[$key] = $value;
4930 - } elseif (!empty($value) && is_array($value)) {
4931 - // Handle array values by joining them
4932 - $flat_value = $this->mxchat_flatten_meta_array($value);
4933 - if (!empty($flat_value)) {
4934 - $result[$key] = $flat_value;
4935 - }
4936 - }
4937 - }
4938 -
4939 - return $result;
4940 -}
4941 -
4942 -/**
4943 - * Flatten array meta values into a readable string
4944 - */
4945 -private function mxchat_flatten_meta_array($array, $depth = 0) {
4946 - if ($depth > 3) {
4947 - return ''; // Prevent infinite recursion
4948 - }
4949 -
4950 - $parts = array();
4951 -
4952 - foreach ($array as $key => $value) {
4953 - if (is_string($value) && !empty($value)) {
4954 - $parts[] = $value;
4955 - } elseif (is_array($value)) {
4956 - $nested = $this->mxchat_flatten_meta_array($value, $depth + 1);
4957 - if (!empty($nested)) {
4958 - $parts[] = $nested;
4959 - }
4960 - }
4961 - }
4962 -
4963 - return implode(', ', $parts);
4964 -}
4965 -
4966 -/**
4967 - * Format ACF field values for content extraction
4968 - */
4969 -public function mxchat_format_acf_field_value($value, $field_name = '', $post_id = 0) {
4970 - if (empty($value)) {
4971 - return '';
4972 - }
4973 -
4974 - // Handle WP_Post objects first (THIS IS THE KEY FIX)
4975 - if ($value instanceof WP_Post) {
4976 - return $value->post_title ?: '';
4977 - }
4978 -
4979 - // Handle other WP objects
4980 - if (is_object($value)) {
4981 - if (isset($value->post_title)) {
4982 - return $value->post_title;
4983 - } elseif (isset($value->display_name)) {
4984 - return $value->display_name;
4985 - } elseif (isset($value->name)) {
4986 - return $value->name;
4987 - } elseif (method_exists($value, '__toString')) {
4988 - try {
4989 - return (string) $value;
4990 - } catch (Exception $e) {
4991 - return '';
4992 - }
4993 - }
4994 - // For any other objects, return empty string
4995 - return '';
4996 - }
4997 -
4998 - // Handle different ACF field types
4999 - if (is_array($value)) {
5000 - // Check if it's an image/file field
5001 - if (isset($value['url'])) {
5002 - // Image field - return alt text, title, or caption
5003 - if (!empty($value['alt'])) {
5004 - return $value['alt'];
5005 - } elseif (!empty($value['title'])) {
5006 - return $value['title'];
5007 - } elseif (!empty($value['caption'])) {
5008 - return $value['caption'];
5009 - } else {
5010 - return ''; // Don't include just the URL
5011 - }
5012 - }
5013 -
5014 - // Check if it's a post object or relationship field
5015 - if (isset($value['post_title'])) {
5016 - return $value['post_title'];
5017 - }
5018 -
5019 - // Check if it's a user field
5020 - if (isset($value['display_name'])) {
5021 - return $value['display_name'];
5022 - }
5023 -
5024 - // Check if it's a taxonomy term
5025 - if (isset($value['name']) && isset($value['taxonomy'])) {
5026 - return $value['name'];
5027 - }
5028 -
5029 - // Check if it's a select field with label
5030 - if (isset($value['label'])) {
5031 - return $value['label'];
5032 - }
5033 -
5034 - // Check for repeater field or flexible content
5035 - if (is_numeric(key($value))) {
5036 - $sub_values = array();
5037 - foreach ($value as $sub_item) {
5038 - if (is_array($sub_item)) {
5039 - // For repeater/flexible content, extract text values
5040 - $sub_text = $this->mxchat_extract_text_from_acf_array($sub_item);
5041 - if (!empty($sub_text)) {
5042 - $sub_values[] = $sub_text;
5043 - }
5044 - } elseif ($sub_item instanceof WP_Post) {
5045 - // Handle WP_Post objects in arrays
5046 - $sub_values[] = $sub_item->post_title ?: '';
5047 - } else {
5048 - $sub_values[] = (string) $sub_item;
5049 - }
5050 - }
5051 - return implode(', ', array_filter($sub_values));
5052 - }
5053 -
5054 - // For other arrays, try to extract meaningful text
5055 - $text_values = array();
5056 - foreach ($value as $key => $val) {
5057 - if (is_string($val) && !empty(trim($val))) {
5058 - $text_values[] = trim($val);
5059 - } elseif ($val instanceof WP_Post) {
5060 - // Handle WP_Post objects in associative arrays
5061 - $text_values[] = $val->post_title ?: '';
5062 - } elseif (is_array($val) && isset($val['post_title'])) {
5063 - $text_values[] = $val['post_title'];
5064 - } elseif (is_array($val) && isset($val['name'])) {
5065 - $text_values[] = $val['name'];
5066 - }
5067 - }
5068 -
5069 - return implode(', ', array_filter($text_values));
5070 - }
5071 -
5072 - // Handle boolean values
5073 - if (is_bool($value)) {
5074 - return $value ? 'Yes' : 'No';
5075 - }
5076 -
5077 - // Handle numeric values
5078 - if (is_numeric($value)) {
5079 - return (string) $value;
5080 - }
5081 -
5082 - // Handle string values
5083 - if (is_string($value)) {
5084 - return trim($value);
5085 - }
5086 -
5087 - // For anything else that we can't handle, return empty string
5088 - // This prevents the "Object could not be converted to string" error
5089 - return '';
5090 -}
5091 -
5092 -/**
5093 - * Extract text from complex ACF array structures
5094 - */
5095 -private function mxchat_extract_text_from_acf_array($array) {
5096 - if (!is_array($array)) {
5097 - return '';
5098 - }
5099 -
5100 - $text_parts = array();
5101 -
5102 - foreach ($array as $key => $value) {
5103 - if (is_string($value) && !empty(trim($value))) {
5104 - // Skip keys that are likely to be IDs or technical values
5105 - if (!is_numeric($value) || strlen($value) > 10) {
5106 - $text_parts[] = trim($value);
5107 - }
5108 - } elseif ($value instanceof WP_Post) {
5109 - // Handle WP_Post objects
5110 - $text_parts[] = $value->post_title ?: '';
5111 - } elseif (is_array($value)) {
5112 - if (isset($value['post_title'])) {
5113 - $text_parts[] = $value['post_title'];
5114 - } elseif (isset($value['name'])) {
5115 - $text_parts[] = $value['name'];
5116 - } elseif (isset($value['label'])) {
5117 - $text_parts[] = $value['label'];
5118 - }
5119 - } elseif (is_object($value)) {
5120 - // Handle other objects safely
5121 - if (isset($value->post_title)) {
5122 - $text_parts[] = $value->post_title;
5123 - } elseif (isset($value->name)) {
5124 - $text_parts[] = $value->name;
5125 - } elseif (isset($value->display_name)) {
5126 - $text_parts[] = $value->display_name;
5127 - }
5128 - }
5129 - }
5130 -
5131 - return implode(', ', array_filter($text_parts));
5132 -}
5133 -
5134 -/**
5135 - * Walk an ACF field value tree and collect attachment IDs for any value that
5136 - * resolves to a PDF in the WordPress media library. Handles the three shapes
5137 - * ACF returns for File/Image/URL fields (array with ID+url, integer attachment ID,
5138 - * plain URL string), and recurses through repeater/group/flexible content.
5139 - *
5140 - * @param mixed $value The ACF field value (any depth)
5141 - * @param array $out Accumulator (passed by reference) for attachment IDs
5142 - * @param int $depth Recursion guard
5143 - */
5144 -private function mxchat_collect_pdf_attachment_ids_from_acf_value($value, &$out, $depth = 0) {
5145 - if ($depth > 6) {
5146 - return; // prevent runaway recursion on circular/very-deep structures
5147 - }
5148 -
5149 - if (empty($value)) {
5150 - return;
5151 - }
5152 -
5153 - // Array shapes: ACF File/Image return value=array; repeaters/groups are arrays of arrays
5154 - if (is_array($value)) {
5155 - // Direct File/Image-style array (has 'url' and usually 'ID' + 'mime_type')
5156 - $looks_like_attachment = isset($value['url']) || isset($value['ID']) || isset($value['id']);
5157 - if ($looks_like_attachment) {
5158 - $att_id = 0;
5159 - if (!empty($value['ID']) && is_numeric($value['ID'])) {
5160 - $att_id = (int) $value['ID'];
5161 - } elseif (!empty($value['id']) && is_numeric($value['id'])) {
5162 - $att_id = (int) $value['id'];
5163 - } elseif (!empty($value['url']) && is_string($value['url'])) {
5164 - $att_id = (int) attachment_url_to_postid($value['url']);
5165 - }
5166 -
5167 - $is_pdf = false;
5168 - if (!empty($value['mime_type']) && $value['mime_type'] === 'application/pdf') {
5169 - $is_pdf = true;
5170 - } elseif (!empty($value['subtype']) && strtolower((string) $value['subtype']) === 'pdf') {
5171 - $is_pdf = true;
5172 - } elseif (!empty($value['url']) && is_string($value['url']) && $this->mxchat_url_looks_like_pdf($value['url'])) {
5173 - $is_pdf = true;
5174 - } elseif ($att_id && get_post_mime_type($att_id) === 'application/pdf') {
5175 - $is_pdf = true;
5176 - }
5177 -
5178 - if ($is_pdf && $att_id && get_post_mime_type($att_id) === 'application/pdf') {
5179 - $out[] = $att_id;
5180 - }
5181 - // An array node that represents one attachment doesn't contain other
5182 - // attachments inside it — done with this branch.
5183 - return;
5184 - }
5185 -
5186 - // Recurse: repeater rows, flexible-content layouts, groups, etc.
5187 - foreach ($value as $sub) {
5188 - $this->mxchat_collect_pdf_attachment_ids_from_acf_value($sub, $out, $depth + 1);
5189 - }
5190 - return;
5191 - }
5192 -
5193 - // Plain numeric attachment ID (ACF File field set to "Return: ID")
5194 - if (is_numeric($value)) {
5195 - $att_id = (int) $value;
5196 - if ($att_id > 0 && get_post_mime_type($att_id) === 'application/pdf') {
5197 - $out[] = $att_id;
5198 - }
5199 - return;
5200 - }
5201 -
5202 - // Plain string — URL pointing at a PDF (ACF File field set to "Return: URL", or a custom URL/text field)
5203 - if (is_string($value)) {
5204 - $trimmed = trim($value);
5205 - if ($trimmed !== '' && $this->mxchat_url_looks_like_pdf($trimmed)) {
5206 - $att_id = (int) attachment_url_to_postid($trimmed);
5207 - if ($att_id > 0 && get_post_mime_type($att_id) === 'application/pdf') {
5208 - $out[] = $att_id;
5209 - }
5210 - }
5211 - return;
5212 - }
5213 -}
5214 -
5215 -/**
5216 - * Heuristic: does this URL/string look like a PDF reference?
5217 - * Tolerates query strings and fragments (#page=2).
5218 - */
5219 -private function mxchat_url_looks_like_pdf($url) {
5220 - if (!is_string($url) || $url === '') {
5221 - return false;
5222 - }
5223 - // Strip query + fragment before checking extension
5224 - $path = preg_replace('/[?#].*$/', '', $url);
5225 - return (bool) preg_match('/\.pdf$/i', $path);
5226 -}
5227 -
5228 -/**
5229 - * Extract text from a PDF attachment by ID using the bundled Smalot parser.
5230 - * Reads the file directly from disk via get_attached_file (no HTTP fetch).
5231 - * Result is cached on the attachment as post_meta keyed by file mtime so we
5232 - * only parse the same PDF once unless the file changes on disk.
5233 - *
5234 - * @param int $attachment_id
5235 - * @return string Extracted plain text, or '' on failure.
5236 - */
5237 -private function mxchat_extract_pdf_text_by_attachment_id($attachment_id) {
5238 - $attachment_id = (int) $attachment_id;
5239 - if ($attachment_id <= 0) {
5240 - return '';
5241 - }
5242 - if (get_post_mime_type($attachment_id) !== 'application/pdf') {
5243 - return '';
5244 - }
5245 -
5246 - $pdf_path = get_attached_file($attachment_id);
5247 - if (empty($pdf_path) || !file_exists($pdf_path) || !is_readable($pdf_path)) {
5248 - return '';
5249 - }
5250 -
5251 - // Raw-file size cap. Parsing very large PDFs can OOM the request; skip with a log entry
5252 - // and let the rest of the ACF content land in the KB. Filterable for users who need it bigger.
5253 - $default_max_bytes = 25 * 1024 * 1024;
5254 - $max_bytes = (int) apply_filters('mxchat_acf_pdf_max_bytes', $default_max_bytes, $attachment_id, $pdf_path);
5255 - if ($max_bytes > 0) {
5256 - $file_size = @filesize($pdf_path);
5257 - if ($file_size !== false && $file_size > $max_bytes) {
5258 - error_log(sprintf(
5259 - '[mxchat] ACF PDF skipped (over size cap): attachment %d "%s" %d bytes > cap %d',
5260 - $attachment_id,
5261 - basename($pdf_path),
5262 - $file_size,
5263 - $max_bytes
5264 - ));
5265 - return '';
5266 - }
5267 - }
5268 -
5269 - $mtime = @filemtime($pdf_path);
5270 - $cache_meta_key = '_mxchat_acf_pdf_text_v1';
5271 - $cached = get_post_meta($attachment_id, $cache_meta_key, true);
5272 - if (is_array($cached) && isset($cached['mtime'], $cached['text']) && (int) $cached['mtime'] === (int) $mtime) {
5273 - return (string) $cached['text'];
5274 - }
5275 -
5276 - $text = '';
5277 - try {
5278 - if (function_exists('mxchat_load_pdf_parser')) {
5279 - mxchat_load_pdf_parser();
5280 - }
5281 - if (!class_exists('\\Smalot\\PdfParser\\Parser')) {
5282 - return '';
5283 - }
5284 - $parser = new \Smalot\PdfParser\Parser();
5285 - $pdf = $parser->parseFile($pdf_path);
5286 - $pages = $pdf->getPages();
5287 - $page_texts = array();
5288 - foreach ($pages as $page) {
5289 - $page_text = '';
5290 - try {
5291 - $page_text = $page->getText();
5292 - } catch (\Exception $e) {
5293 - $page_text = '';
5294 - }
5295 - if (!empty($page_text)) {
5296 - $page_texts[] = $page_text;
5297 - }
5298 - }
5299 - $text = trim(implode("\n\n", $page_texts));
5300 - } catch (\Exception $e) {
5301 - error_log('[mxchat] ACF PDF extraction failed for attachment ' . $attachment_id . ': ' . $e->getMessage());
5302 - return '';
5303 - } catch (\Throwable $e) {
5304 - error_log('[mxchat] ACF PDF extraction error for attachment ' . $attachment_id . ': ' . $e->getMessage());
5305 - return '';
5306 - }
5307 -
5308 - // Cap per-PDF text to avoid blowing up the embedding payload on enormous PDFs.
5309 - // The chunker downstream will still split this into multiple vectors.
5310 - $max_len = (int) apply_filters('mxchat_acf_pdf_text_max_length', 50000);
5311 - if ($max_len > 0 && strlen($text) > $max_len) {
5312 - $text = substr($text, 0, $max_len);
5313 - }
5314 -
5315 - update_post_meta($attachment_id, $cache_meta_key, array(
5316 - 'mtime' => (int) $mtime,
5317 - 'text' => $text,
5318 - ));
5319 -
5320 - return $text;
5321 -}
5322 -
5323 -/**
5324 - * Handle ACF save - fires after ACF fields are saved
5325 - * This ensures ACF field data is available when syncing to knowledge base
5326 - */
5327 -public function mxchat_handle_acf_save($post_id) {
5328 - // Skip if not a valid post
5329 - if (!$post_id || $post_id === 'options') {
5330 - return;
5331 - }
5332 -
5333 - // Skip autosaves and revisions
5334 - if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
5335 - return;
5336 - }
5337 -
5338 - $post = get_post($post_id);
5339 - if (!$post) {
5340 - return;
5341 - }
5342 -
5343 - $post_type = $post->post_type;
5344 -
5345 - // Check if sync is enabled for this post type
5346 - $should_sync = false;
5347 -
5348 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5349 - $should_sync = true;
5350 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5351 - $should_sync = true;
5352 - } else if ($post_type === 'product' && class_exists('WooCommerce')) {
5353 - // WooCommerce products - check if WooCommerce integration is enabled
5354 - $options = get_option('mxchat_options', array());
5355 - if (isset($options['enable_woocommerce_integration']) &&
5356 - ($options['enable_woocommerce_integration'] === '1' || $options['enable_woocommerce_integration'] === 'on')) {
5357 - $should_sync = true;
5358 - }
5359 - } else {
5360 - // Check custom post types
5361 - $option_name = 'mxchat_auto_sync_' . $post_type;
5362 - if (get_option($option_name) === '1') {
5363 - $should_sync = true;
5364 - }
5365 - }
5366 -
5367 - if (!$should_sync) {
5368 - return;
5369 - }
5370 -
5371 - // Only process published posts
5372 - if ($post->post_status !== 'publish') {
5373 - return;
5374 - }
5375 -
5376 - // Check if this post has any ACF fields - if not, no need to re-sync
5377 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
5378 - if (empty($acf_fields)) {
5379 - return;
5380 - }
5381 -
5382 - // Use a transient to prevent duplicate processing (post_updated may have already run)
5383 - $transient_key = 'mxchat_acf_synced_' . $post_id;
5384 - if (get_transient($transient_key)) {
5385 - return;
5386 - }
5387 - set_transient($transient_key, true, 60); // Prevent re-processing for 60 seconds
5388 -
5389 - // Re-run the sync with ACF data now available
5390 - // We pass $update=true since this is effectively an update with ACF data
5391 - $this->mxchat_handle_post_update($post_id, $post, true);
5392 -}
5393 -
5394 -public function mxchat_handle_post_update($post_id, $post, $update) {
5395 - // Basic validation checks
5396 - if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
5397 - return;
5398 - }
5399 -
5400 - $post_type = $post->post_type;
5401 -
5402 - // Check if sync is enabled for this post type
5403 - $should_sync = false;
5404 -
5405 - // Check built-in post types first
5406 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5407 - $should_sync = true;
5408 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5409 - $should_sync = true;
5410 - } else {
5411 - // Check custom post types
5412 - $option_name = 'mxchat_auto_sync_' . $post_type;
5413 - if (get_option($option_name) === '1') {
5414 - $should_sync = true;
5415 - }
5416 - }
5417 -
5418 - if (!$should_sync) {
5419 - return;
5420 - }
5421 -
5422 - // Check if we have stored the previous status and URL in our transients
5423 - $previous_status_key = 'mxchat_prev_status_' . $post_id;
5424 - $previous_status = get_transient($previous_status_key);
5425 -
5426 - $previous_url_key = 'mxchat_prev_url_' . $post_id;
5427 - $previous_url = get_transient($previous_url_key);
5428 -
5429 - // If the post was previously published but is now not published, remove from knowledge base
5430 - if ($previous_status === 'publish' && $post->post_status !== 'publish') {
5431 - // Use the stored URL from when it was published, or fall back to current permalink
5432 - $source_url = $previous_url ?: get_permalink($post_id);
5433 -
5434 - if ($source_url) {
5435 - // Chunk-aware deletion (routes to Pinecone or WP DB and removes base + all chunks)
5436 - MxChat_Utils::delete_chunks_for_url($source_url, 'default');
5437 - }
5438 -
5439 - // Clean up the transients and exit early
5440 - delete_transient($previous_status_key);
5441 - delete_transient($previous_url_key);
5442 - return;
5443 - }
5444 -
5445 - // Slug/permalink rename while still published: delete the old vectors before upserting new ones.
5446 - // Without this, md5(old_url) vectors (base + chunks) would be orphaned under the stale URL.
5447 - if ($post->post_status === 'publish' && !empty($previous_url)) {
5448 - $current_url = get_permalink($post_id);
5449 - if ($current_url && $current_url !== $previous_url) {
5450 - MxChat_Utils::delete_chunks_for_url($previous_url, 'default');
5451 - }
5452 - }
5453 -
5454 - // Store the current status for next time (if this is an update)
5455 - if ($update) {
5456 - set_transient($previous_status_key, $post->post_status, DAY_IN_SECONDS);
5457 -
5458 - // If the post is currently published, also store its URL
5459 - if ($post->post_status === 'publish') {
5460 - $current_url = get_permalink($post_id);
5461 - set_transient($previous_url_key, $current_url, DAY_IN_SECONDS);
5462 - }
5463 - }
5464 -
5465 - // Only process currently published content for adding/updating
5466 - if ($post->post_status === 'publish') {
5467 - // Get the source URL
5468 - $source_url = get_permalink($post_id);
5469 -
5470 - // Get content with proper formatting (matching ajax_mxchat_process_selected_content)
5471 - $title = get_the_title($post_id);
5472 - $content = get_post_field('post_content', $post_id);
5473 - $excerpt = get_post_field('post_excerpt', $post_id);
5474 -
5475 - // Remove shortcode tags but preserve content inside them
5476 - $content = $this->strip_shortcode_tags_preserve_content($content);
5477 - $excerpt = $this->strip_shortcode_tags_preserve_content($excerpt);
5478 -
5479 - // Strip tags but preserve structure (don't use 'the_content' filter as it may re-add shortcodes)
5480 - $content = wp_strip_all_tags($content);
5481 -
5482 - // Combine title, short description (if exists), and content
5483 - $final_content = $title . "\n\n";
5484 -
5485 - // Add short description if it exists (WooCommerce products use post_excerpt for short description)
5486 - if (!empty($excerpt)) {
5487 - $final_content .= "Short Description: " . wp_strip_all_tags($excerpt) . "\n\n";
5488 - }
5489 -
5490 - $final_content .= $content;
5491 -
5492 - // For WooCommerce products, include pricing and product details
5493 - if ($post_type === 'product' && class_exists('WooCommerce')) {
5494 - $product = wc_get_product($post_id);
5495 -
5496 - if ($product) {
5497 - // Get pricing information
5498 - $regular_price = $product->get_regular_price();
5499 - $sale_price = $product->get_sale_price();
5500 - $price = $product->get_price();
5501 - $sku = $product->get_sku();
5502 -
5503 - // Get currency symbol
5504 - $currency_symbol = get_woocommerce_currency_symbol();
5505 -
5506 - // Add pricing information
5507 - $final_content .= "\n";
5508 - if (!empty($regular_price)) {
5509 - $final_content .= "Price: " . $currency_symbol . $regular_price . "\n";
5510 - } elseif (!empty($price)) {
5511 - $final_content .= "Price: " . $currency_symbol . $price . "\n";
5512 - }
5513 -
5514 - if (!empty($sale_price) && $sale_price !== $regular_price) {
5515 - $final_content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
5516 - }
5517 -
5518 - // Handle variable products - show price range
5519 - if ($product->is_type('variable')) {
5520 - $min_price = $product->get_variation_price('min');
5521 - $max_price = $product->get_variation_price('max');
5522 - if ($min_price !== $max_price) {
5523 - $final_content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
5524 - }
5525 - }
5526 -
5527 - if (!empty($sku)) {
5528 - $final_content .= "SKU: " . $sku . "\n";
5529 - }
5530 -
5531 - // Get product categories
5532 - $categories = wp_get_post_terms($post_id, 'product_cat', array('fields' => 'names'));
5533 - if (!empty($categories) && !is_wp_error($categories)) {
5534 - $final_content .= "Categories: " . implode(', ', $categories) . "\n";
5535 - }
5536 - }
5537 - }
5538 -
5539 - // For custom post types like job_listing, include additional fields
5540 - if ($post_type === 'job_listing') {
5541 - // Add job-specific meta if available
5542 - $job_location = get_post_meta($post_id, '_job_location', true);
5543 - if (!empty($job_location)) {
5544 - $final_content .= "\n\nLocation: " . $job_location;
5545 - }
5546 -
5547 - // Get job type terms
5548 - $job_types = get_the_terms($post_id, 'job_listing_type');
5549 - if (!empty($job_types) && !is_wp_error($job_types)) {
5550 - $types = array();
5551 - foreach ($job_types as $type) {
5552 - $types[] = $type->name;
5553 - }
5554 - $final_content .= "\n\nJob Type: " . implode(', ', $types);
5555 - }
5556 -
5557 - // Get company name if available
5558 - $company_name = get_post_meta($post_id, '_company_name', true);
5559 - if (!empty($company_name)) {
5560 - $final_content .= "\n\nCompany: " . $company_name;
5561 - }
5562 - }
5563 -
5564 - // ADD ACF FIELDS SUPPORT (matches ajax_mxchat_process_selected_content behavior)
5565 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
5566 - if (!empty($acf_fields)) {
5567 - $acf_content_parts = array();
5568 - $pdf_attachment_ids = array();
5569 -
5570 - foreach ($acf_fields as $field_name => $field_value) {
5571 - $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
5572 - if (!empty($formatted_value)) {
5573 - // Convert field name to readable label
5574 - $field_label = ucwords(str_replace(['_', '-'], ' ', $field_name));
5575 - $acf_content_parts[] = $field_label . ": " . $formatted_value;
5576 - }
5577 -
5578 - $this->mxchat_collect_pdf_attachment_ids_from_acf_value($field_value, $pdf_attachment_ids);
5579 - }
5580 -
5581 - if (!empty($acf_content_parts)) {
5582 - $final_content .= "\n\n" . implode("\n", $acf_content_parts);
5583 - }
5584 -
5585 - // Gate the auto-sync PDF-extraction loop behind an opt-in option.
5586 - // Mirrors the per-batch checkbox the manual content selector has; the
5587 - // 25 MB size cap lives in the shared extractor so it applies in both
5588 - // paths regardless. Default OFF — re-parsing every ACF PDF on every
5589 - // editor save is expensive and most sites don't want it.
5590 - $autosync_extract_acf_pdfs = get_option('mxchat_auto_sync_acf_pdfs', '0') === '1';
5591 - if ($autosync_extract_acf_pdfs && !empty($pdf_attachment_ids)) {
5592 - $pdf_attachment_ids = array_unique(array_filter(array_map('intval', $pdf_attachment_ids)));
5593 - $pdf_sections = array();
5594 - foreach ($pdf_attachment_ids as $att_id) {
5595 - $pdf_text = $this->mxchat_extract_pdf_text_by_attachment_id($att_id);
5596 - if (!empty($pdf_text)) {
5597 - $pdf_title = get_the_title($att_id);
5598 - $pdf_url = wp_get_attachment_url($att_id);
5599 - $header = 'PDF Attachment';
5600 - if (!empty($pdf_title)) {
5601 - $header .= ': ' . $pdf_title;
5602 - }
5603 - if (!empty($pdf_url)) {
5604 - $header .= ' (' . $pdf_url . ')';
5605 - }
5606 - $pdf_sections[] = $header . "\n" . $pdf_text;
5607 - }
5608 - }
5609 - if (!empty($pdf_sections)) {
5610 - $final_content .= "\n\nAttached PDFs:\n" . implode("\n\n", $pdf_sections);
5611 - }
5612 - }
5613 - }
5614 -
5615 - // ADD CUSTOM POST META SUPPORT (whitelisted non-ACF meta fields)
5616 - $custom_meta = $this->mxchat_get_whitelisted_post_meta($post_id);
5617 - if (!empty($custom_meta)) {
5618 - $meta_content_parts = array();
5619 -
5620 - foreach ($custom_meta as $meta_key => $meta_value) {
5621 - // Convert meta key to readable label
5622 - $meta_label = ucwords(str_replace(array('_', '-'), ' ', $meta_key));
5623 - $meta_content_parts[] = $meta_label . ": " . $meta_value;
5624 - }
5625 -
5626 - if (!empty($meta_content_parts)) {
5627 - $final_content .= "\n\n" . implode("\n", $meta_content_parts);
5628 - }
5629 - }
5630 -
5631 - // Get API key with proper model detection
5632 - $options = get_option('mxchat_options');
5633 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
5634 -
5635 - if (strpos($selected_model, 'voyage') === 0) {
5636 - $api_key = $options['voyage_api_key'] ?? '';
5637 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
5638 - $api_key = $options['gemini_api_key'] ?? '';
5639 - } else {
5640 - $api_key = $options['api_key'] ?? '';
5641 - }
5642 -
5643 - if (empty($api_key)) {
5644 - return;
5645 - }
5646 -
5647 - // Use the centralized utility function for storage
5648 - $result = MxChat_Utils::submit_content_to_db(
5649 - $final_content,
5650 - $source_url,
5651 - $api_key,
5652 - md5($source_url) // Vector ID for Pinecone
5653 - );
5654 -
5655 - // After successful storage, apply role restriction based on tags
5656 - if (!is_wp_error($result)) {
5657 - $this->apply_role_restriction_to_post($post_id, $source_url);
5658 - }
5659 - }
5660 -
5661 - // Clean up the stored previous status if not used above
5662 - if ($previous_status !== 'publish' || $post->post_status === 'publish') {
5663 - delete_transient($previous_status_key);
5664 - delete_transient($previous_url_key);
5665 - }
5666 -}
5667 -
5668 -/**
5669 - * Store the post status and URL before update to detect status transitions
5670 - * This runs before the post is actually updated in the database
5671 - */
5672 -public function mxchat_store_pre_update_status($post_id, $data) {
5673 - // Get the current post from database (before update)
5674 - $current_post = get_post($post_id);
5675 -
5676 - if ($current_post) {
5677 - // Store the current status temporarily
5678 - $status_key = 'mxchat_prev_status_' . $post_id;
5679 - set_transient($status_key, $current_post->post_status, HOUR_IN_SECONDS);
5680 -
5681 - // If the post is currently published, also store its URL
5682 - if ($current_post->post_status === 'publish') {
5683 - $url_key = 'mxchat_prev_url_' . $post_id;
5684 - $current_url = get_permalink($post_id);
5685 - set_transient($url_key, $current_url, HOUR_IN_SECONDS);
5686 - }
5687 - }
5688 -}
5689 -
5690 -public function mxchat_handle_post_delete($post_id) {
5691 - // Get post data before it's deleted
5692 - $post = get_post($post_id);
5693 -
5694 - // Basic validation
5695 - if (!$post || wp_is_post_revision($post_id)) {
5696 - return;
5697 - }
5698 -
5699 - $post_type = $post->post_type;
5700 -
5701 - // Check if sync is enabled for this post type
5702 - $should_sync = false;
5703 -
5704 - // Check built-in post types first
5705 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5706 - $should_sync = true;
5707 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5708 - $should_sync = true;
5709 - } else {
5710 - // Check custom post types
5711 - $option_name = 'mxchat_auto_sync_' . $post_type;
5712 - if (get_option($option_name) === '1') {
5713 - $should_sync = true;
5714 - }
5715 - }
5716 -
5717 - if (!$should_sync) {
5718 - return;
5719 - }
5720 -
5721 - // Resolve the pre-trash URL. wp_trash_post renames the slug with "__trashed" before firing
5722 - // this hook, so get_permalink() here would return the trashed URL and md5() would miss the
5723 - // real vector IDs stored under the original URL.
5724 - $source_url = $this->mxchat_resolve_pre_trash_url($post_id);
5725 - if (!$source_url) {
5726 - //error_log('MXChat: Failed to resolve source URL for post ' . $post_id);
5727 - return;
5728 - }
5729 -
5730 - // Use chunk-aware deletion (handles both chunked and non-chunked content)
5731 - $delete_result = MxChat_Utils::delete_chunks_for_url($source_url, 'default');
5732 -
5733 - if (is_wp_error($delete_result)) {
5734 - //error_log('MXChat: Chunk-aware deletion failed for URL: ' . $source_url . ' - ' . $delete_result->get_error_message());
5735 - }
5736 -
5737 - delete_transient('mxchat_prev_url_' . $post_id);
5738 - delete_transient('mxchat_prev_status_' . $post_id);
5739 -}
5740 -
5741 -/**
5742 - * Resolve the source URL for a post being trashed/deleted.
5743 - *
5744 - * Why: wp_trash_post appends "__trashed" to the slug before the wp_trash_post action fires, so
5745 - * get_permalink() returns a URL whose md5() won't match the vector IDs stored in Pinecone or
5746 - * the source_url rows in the WP DB. Prefer the URL captured by mxchat_store_pre_update_status
5747 - * (runs on pre_post_update, before the rename); fall back to stripping the __trashed suffix.
5748 - */
5749 -private function mxchat_resolve_pre_trash_url($post_id) {
5750 - $previous_url = get_transient('mxchat_prev_url_' . $post_id);
5751 - if (!empty($previous_url)) {
5752 - return $previous_url;
5753 - }
5754 -
5755 - $current = get_permalink($post_id);
5756 - if (!$current) {
5757 - return '';
5758 - }
5759 - return preg_replace('#__trashed(/?)$#', '$1', $current);
5760 -}
5761 -
5762 -
5763 -
5764 -public function mxchat_handle_product_change($post_id, $post, $update) {
5765 - if ($post->post_type !== 'product') {
5766 - return;
5767 - }
5768 -
5769 - if ($post->post_status === 'publish') {
5770 - add_action('shutdown', function() use ($post_id) {
5771 - $product = wc_get_product($post_id);
5772 - if ($product) {
5773 - $this->mxchat_store_product_embedding($product);
5774 - }
5775 - });
5776 - }
5777 -}
5778 -
5779 -/**
5780 - * Store WooCommerce product embeddings
5781 - */
5782 -private function mxchat_store_product_embedding($product) {
5783 - if (!isset($this->options['enable_woocommerce_integration']) ||
5784 - !in_array($this->options['enable_woocommerce_integration'], ['1', 'on'])) {
5785 - return;
5786 - }
5787 -
5788 - $source_url = get_permalink($product->get_id());
5789 - $product_id = $product->get_id();
5790 -
5791 - // Build product content
5792 - $title = $product->get_name();
5793 - $description = $product->get_description();
5794 - $short_description = $product->get_short_description();
5795 - $regular_price = $product->get_regular_price();
5796 - $sale_price = $product->get_sale_price();
5797 - $price = $product->get_price();
5798 - $sku = $product->get_sku();
5799 -
5800 - // Get currency symbol
5801 - $currency_symbol = get_woocommerce_currency_symbol();
5802 -
5803 - // Format content consistently
5804 - $content = $title . "\n\n";
5805 -
5806 - if (!empty($short_description)) {
5807 - $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
5808 - }
5809 -
5810 - if (!empty($description)) {
5811 - $content .= wp_strip_all_tags($description) . "\n\n";
5812 - }
5813 -
5814 - // Add pricing information
5815 - if (!empty($regular_price)) {
5816 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
5817 - } elseif (!empty($price)) {
5818 - $content .= "Price: " . $currency_symbol . $price . "\n";
5819 - }
5820 -
5821 - if (!empty($sale_price) && $sale_price !== $regular_price) {
5822 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
5823 - }
5824 -
5825 - // Handle variable products - show price range
5826 - if ($product->is_type('variable')) {
5827 - $min_price = $product->get_variation_price('min');
5828 - $max_price = $product->get_variation_price('max');
5829 - if ($min_price !== $max_price) {
5830 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
5831 - }
5832 - }
5833 -
5834 - if (!empty($sku)) {
5835 - $content .= "SKU: " . $sku . "\n";
5836 - }
5837 -
5838 - // Get product categories
5839 - $categories = wp_get_post_terms($product_id, 'product_cat', array('fields' => 'names'));
5840 - if (!empty($categories) && !is_wp_error($categories)) {
5841 - $content .= "Categories: " . implode(', ', $categories) . "\n";
5842 - }
5843 -
5844 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
5845 - $custom_tabs = get_post_meta($product_id, 'yikes_woo_products_tabs', true);
5846 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
5847 - foreach ($custom_tabs as $tab) {
5848 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
5849 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
5850 -
5851 - if (!empty($tab_title) && !empty($tab_content)) {
5852 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
5853 - }
5854 - }
5855 - }
5856 -
5857 - // Also check for reusable/saved tabs applied to this product
5858 - $applied_saved_tabs = get_post_meta($product_id, 'yikes_woo_reusable_products_tabs_applied', true);
5859 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
5860 - // Get the saved tabs option
5861 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
5862 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
5863 - foreach ($applied_saved_tabs as $saved_tab_id) {
5864 - if (isset($saved_tabs[$saved_tab_id])) {
5865 - $tab = $saved_tabs[$saved_tab_id];
5866 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
5867 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
5868 -
5869 - if (!empty($tab_title) && !empty($tab_content)) {
5870 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
5871 - }
5872 - }
5873 - }
5874 - }
5875 - }
5876 -
5877 - // Get API key with proper model detection
5878 - $options = get_option('mxchat_options');
5879 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
5880 -
5881 - if (strpos($selected_model, 'voyage') === 0) {
5882 - $api_key = $options['voyage_api_key'] ?? '';
5883 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
5884 - $api_key = $options['gemini_api_key'] ?? '';
5885 - } else {
5886 - $api_key = $options['api_key'] ?? '';
5887 - }
5888 -
5889 - if (empty($api_key)) {
5890 - //error_log('MxChat Auto-sync: No API key configured for embedding model');
5891 - return;
5892 - }
5893 -
5894 - // Use the centralized utility function for storage
5895 - $result = MxChat_Utils::submit_content_to_db(
5896 - $content,
5897 - $source_url,
5898 - $api_key,
5899 - md5($source_url) // Vector ID for Pinecone
5900 - );
5901 -
5902 - // After successful storage, apply role restriction based on tags
5903 - if (!is_wp_error($result)) {
5904 - $this->apply_role_restriction_to_post($product_id, $source_url);
5905 - }
5906 -
5907 - if (is_wp_error($result)) {
5908 - //error_log('MxChat WooCommerce sync failed for product ' . $product_id . ': ' . $result->get_error_message());
5909 - }
5910 -}
5911 -
5912 -public function mxchat_handle_product_delete($post_id) {
5913 - if (get_post_type($post_id) !== 'product') {
5914 - return;
5915 - }
5916 -
5917 - $source_url = $this->mxchat_resolve_pre_trash_url($post_id);
5918 - if (!$source_url) {
5919 - return;
5920 - }
5921 -
5922 - // Chunk-aware deletion (routes to Pinecone or WP DB and removes base + all chunks)
5923 - MxChat_Utils::delete_chunks_for_url($source_url, 'default');
5924 -
5925 - delete_transient('mxchat_prev_url_' . $post_id);
5926 - delete_transient('mxchat_prev_status_' . $post_id);
5927 -}
5928 -
5929 -/**
5930 - * Handle individual Pinecone content deletion
5931 - */
5932 -public function mxchat_handle_pinecone_prompt_delete() {
5933 - // Check permissions
5934 - if (!current_user_can('manage_options')) {
5935 - wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
5936 - }
5937 -
5938 - // Verify nonce
5939 - if (!isset($_GET['_wpnonce']) || !wp_verify_nonce($_GET['_wpnonce'], 'mxchat_delete_pinecone_prompt_nonce')) {
5940 - wp_die(esc_html__('Security check failed.', 'mxchat'));
5941 - }
5942 -
5943 - $vector_id = isset($_GET['vector_id']) ? sanitize_text_field($_GET['vector_id']) : '';
5944 -
5945 - if (empty($vector_id)) {
5946 - set_transient('mxchat_admin_notice_error',
5947 - esc_html__('Invalid vector ID.', 'mxchat'),
5948 - 30
5949 - );
5950 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
5951 - exit;
5952 - }
5953 -
5954 - // Get Pinecone settings
5955 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
5956 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
5957 -
5958 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
5959 - set_transient('mxchat_admin_notice_error',
5960 - esc_html__('Pinecone is not properly configured.', 'mxchat'),
5961 - 30
5962 - );
5963 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
5964 - exit;
5965 - }
5966 -
5967 - // Delete from Pinecone
5968 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
5969 - $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
5970 - $vector_id,
5971 - $pinecone_options['mxchat_pinecone_api_key'],
5972 - $pinecone_options['mxchat_pinecone_host']
5973 - );
5974 -
5975 - if ($result['success']) {
5976 - // No cache clearing needed since we removed caching
5977 - set_transient('mxchat_admin_notice_success',
5978 - esc_html__('Entry deleted successfully from Pinecone.', 'mxchat'),
5979 - 30
5980 - );
5981 - } else {
5982 - set_transient('mxchat_admin_notice_error',
5983 - esc_html__('Failed to delete entry: ', 'mxchat') . $result['message'],
5984 - 30
5985 - );
5986 - }
5987 -
5988 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
5989 - exit;
5990 -}
5991 -/**
5992 - * Handle individual Pinecone content deletion via AJAX
5993 - */
5994 -public function ajax_mxchat_delete_pinecone_prompt() {
5995 - // Verify nonce and permissions
5996 - if (!check_ajax_referer('mxchat_delete_pinecone_prompt_nonce', 'nonce', false)) {
5997 - wp_send_json_error('Invalid nonce');
5998 - exit;
5999 - }
6000 -
6001 - if (!current_user_can('manage_options')) {
6002 - wp_send_json_error('Unauthorized access');
6003 - exit;
6004 - }
6005 -
6006 - $vector_id = isset($_POST['vector_id']) ? sanitize_text_field($_POST['vector_id']) : '';
6007 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
6008 -
6009 - if (empty($vector_id)) {
6010 - wp_send_json_error('Missing vector ID');
6011 - exit;
6012 - }
6013 -
6014 - // Get bot-specific Pinecone settings
6015 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
6016 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
6017 -
6018 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6019 -
6020 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
6021 - wp_send_json_error('Pinecone is not properly configured for bot: ' . $bot_id);
6022 - exit;
6023 - }
6024 -
6025 - // Delete from the correct Pinecone index
6026 - $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
6027 - $vector_id,
6028 - $pinecone_options['mxchat_pinecone_api_key'],
6029 - $pinecone_options['mxchat_pinecone_host']
6030 - );
6031 -
6032 - if ($result['success']) {
6033 - // No cache clearing needed since we removed caching
6034 - wp_send_json_success(array(
6035 - 'message' => 'Entry deleted successfully from Pinecone',
6036 - 'vector_id' => $vector_id,
6037 - 'bot_id' => $bot_id
6038 - ));
6039 - } else {
6040 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Failed to delete from Pinecone: ' . $result['message'], array('vector_id' => $vector_id, 'bot_id' => $bot_id));
6041 - wp_send_json_error('Failed to delete from Pinecone: ' . $result['message']);
6042 - }
6043 -
6044 - exit;
6045 -}
6046 -
6047 -/**
6048 - * Handle deletion of all chunks for a given source URL via AJAX
6049 - * Follows the same pattern as ajax_mxchat_delete_pinecone_prompt
6050 - */
6051 -public function ajax_mxchat_delete_chunks_by_url() {
6052 - // Verify nonce and permissions
6053 - if (!check_ajax_referer('mxchat_delete_chunks_nonce', 'nonce', false)) {
6054 - wp_send_json_error('Invalid nonce');
6055 - exit;
6056 - }
6057 -
6058 - if (!current_user_can('manage_options')) {
6059 - wp_send_json_error('Unauthorized access');
6060 - exit;
6061 - }
6062 -
6063 - $source_url = isset($_POST['source_url']) ? esc_url_raw($_POST['source_url']) : '';
6064 - $data_source = isset($_POST['data_source']) ? sanitize_text_field($_POST['data_source']) : 'wordpress';
6065 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
6066 -
6067 - if (empty($source_url)) {
6068 - wp_send_json_error('Missing source URL');
6069 - exit;
6070 - }
6071 -
6072 - // Generate the base vector ID from the source URL (same as how chunks are created)
6073 - $base_vector_id = md5($source_url);
6074 -
6075 - if ($data_source === 'pinecone') {
6076 - // Get bot-specific Pinecone settings (same as working delete function)
6077 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
6078 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
6079 -
6080 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6081 -
6082 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
6083 - wp_send_json_error('Pinecone is not properly configured for bot: ' . $bot_id);
6084 - exit;
6085 - }
6086 -
6087 - $api_key = $pinecone_options['mxchat_pinecone_api_key'];
6088 - $host = $pinecone_options['mxchat_pinecone_host'];
6089 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
6090 -
6091 - // Collect all vector IDs to delete
6092 - $vectors_to_delete = array();
6093 -
6094 - // Add the original single-vector ID (for non-chunked content)
6095 - $vectors_to_delete[] = $base_vector_id;
6096 -
6097 - // Use Pinecone list API to find all chunk vectors with this prefix
6098 - // NOTE: Pinecone List API is a GET request with query parameters, not POST
6099 - $prefix = $base_vector_id . '_chunk_';
6100 -
6101 - $query_params = array(
6102 - 'prefix' => $prefix,
6103 - 'limit' => 100
6104 - );
6105 -
6106 - if (!empty($namespace)) {
6107 - $query_params['namespace'] = $namespace;
6108 - }
6109 -
6110 - $list_url = "https://{$host}/vectors/list?" . http_build_query($query_params);
6111 -
6112 - $list_response = wp_remote_get($list_url, array(
6113 - 'headers' => array(
6114 - 'Api-Key' => $api_key,
6115 - 'accept' => 'application/json'
6116 - ),
6117 - 'timeout' => 30
6118 - ));
6119 -
6120 - if (!is_wp_error($list_response)) {
6121 - $list_body_response = wp_remote_retrieve_body($list_response);
6122 - $list_data = json_decode($list_body_response, true);
6123 - if (!empty($list_data['vectors'])) {
6124 - foreach ($list_data['vectors'] as $vector) {
6125 - if (isset($vector['id'])) {
6126 - $vectors_to_delete[] = $vector['id'];
6127 - }
6128 - }
6129 - }
6130 - }
6131 -
6132 - if (empty($vectors_to_delete)) {
6133 - wp_send_json_success(array(
6134 - 'message' => 'No vectors found to delete',
6135 - 'source_url' => $source_url
6136 - ));
6137 - exit;
6138 - }
6139 -
6140 - // Delete all vectors using the same endpoint as the working function
6141 - $delete_url = "https://{$host}/vectors/delete";
6142 -
6143 - $delete_body = array(
6144 - 'ids' => $vectors_to_delete
6145 - );
6146 -
6147 - if (!empty($namespace)) {
6148 - $delete_body['namespace'] = $namespace;
6149 - }
6150 -
6151 - $delete_response = wp_remote_post($delete_url, array(
6152 - 'headers' => array(
6153 - 'Api-Key' => $api_key,
6154 - 'accept' => 'application/json',
6155 - 'content-type' => 'application/json'
6156 - ),
6157 - 'body' => wp_json_encode($delete_body),
6158 - 'timeout' => 30
6159 - ));
6160 -
6161 - if (is_wp_error($delete_response)) {
6162 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Failed to delete chunks from Pinecone: ' . $delete_response->get_error_message(), array('source_url' => $source_url));
6163 - wp_send_json_error('Failed to delete from Pinecone: ' . $delete_response->get_error_message());
6164 - exit;
6165 - }
6166 -
6167 - $response_code = wp_remote_retrieve_response_code($delete_response);
6168 -
6169 - if ($response_code !== 200) {
6170 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Pinecone API error (HTTP ' . $response_code . ')', array('source_url' => $source_url));
6171 - wp_send_json_error('Pinecone API error (HTTP ' . $response_code . ')');
6172 - exit;
6173 - }
6174 -
6175 - wp_send_json_success(array(
6176 - 'message' => 'All chunks deleted successfully from Pinecone',
6177 - 'source_url' => $source_url,
6178 - 'deleted_count' => count($vectors_to_delete)
6179 - ));
6180 -
6181 - } else {
6182 - // WordPress database deletion
6183 - global $wpdb;
6184 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6185 -
6186 - $result = $wpdb->delete(
6187 - $table_name,
6188 - array('source_url' => $source_url),
6189 - array('%s')
6190 - );
6191 -
6192 - if ($result === false) {
6193 - MxChat_Admin::mxchat_log_debug('database_error', 'Failed to delete from database: ' . $wpdb->last_error, array('source_url' => $source_url));
6194 - wp_send_json_error('Failed to delete from database: ' . $wpdb->last_error);
6195 - exit;
6196 - }
6197 -
6198 - wp_send_json_success(array(
6199 - 'message' => 'All chunks deleted successfully from database',
6200 - 'source_url' => $source_url,
6201 - 'deleted_count' => $result
6202 - ));
6203 - }
6204 -
6205 - exit;
6206 -}
6207 -
6208 -/**
6209 - * Handle individual WordPress database content deletion via AJAX
6210 - * Mirrors the Pinecone delete handler but for WordPress database entries
6211 - */
6212 -public function ajax_mxchat_delete_wordpress_prompt() {
6213 - // Verify nonce and permissions
6214 - if (!check_ajax_referer('mxchat_delete_wordpress_prompt_nonce', 'nonce', false)) {
6215 - wp_send_json_error('Invalid nonce');
6216 - exit;
6217 - }
6218 -
6219 - if (!current_user_can('manage_options')) {
6220 - wp_send_json_error('Unauthorized access');
6221 - exit;
6222 - }
6223 -
6224 - $entry_id = isset($_POST['entry_id']) ? intval($_POST['entry_id']) : 0;
6225 -
6226 - if (empty($entry_id)) {
6227 - wp_send_json_error('Missing entry ID');
6228 - exit;
6229 - }
6230 -
6231 - global $wpdb;
6232 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6233 -
6234 - // Clear cache for this entry
6235 - wp_cache_delete('prompt_' . $entry_id, 'mxchat_prompts');
6236 -
6237 - // Delete from database
6238 - $result = $wpdb->delete(
6239 - $table_name,
6240 - array('id' => $entry_id),
6241 - array('%d')
6242 - );
6243 -
6244 - if ($result !== false) {
6245 - wp_send_json_success(array(
6246 - 'message' => 'Entry deleted successfully',
6247 - 'entry_id' => $entry_id
6248 - ));
6249 - } else {
6250 - wp_send_json_error('Failed to delete entry from database');
6251 - }
6252 -
6253 - exit;
6254 -}
6255 -
6256 -/**
6257 - * Handle bulk deletion of knowledge entries via AJAX
6258 - * Supports both Pinecone and WordPress database entries
6259 - */
6260 -public function ajax_mxchat_bulk_delete_knowledge() {
6261 - // Verify nonce and permissions
6262 - if (!check_ajax_referer('mxchat_bulk_delete_knowledge_nonce', 'nonce', false)) {
6263 - wp_send_json_error('Invalid nonce');
6264 - exit;
6265 - }
6266 -
6267 - if (!current_user_can('manage_options')) {
6268 - wp_send_json_error('Unauthorized access');
6269 - exit;
6270 - }
6271 -
6272 - $entries = isset($_POST['entries']) ? $_POST['entries'] : array();
6273 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
6274 -
6275 - if (empty($entries) || !is_array($entries)) {
6276 - wp_send_json_error('No entries provided');
6277 - exit;
6278 - }
6279 -
6280 - // Extend execution time — bulk Pinecone operations can take a while
6281 - if (function_exists('set_time_limit')) {
6282 - set_time_limit(120);
6283 - }
6284 -
6285 - $success_ids = array();
6286 - $failed_ids = array();
6287 - $errors = array();
6288 -
6289 - global $wpdb;
6290 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6291 -
6292 - // Get Pinecone manager for Pinecone deletions
6293 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
6294 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
6295 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6296 -
6297 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
6298 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
6299 -
6300 - // =============================================
6301 - // PHASE 1: Collect all Pinecone vector IDs
6302 - // and separate WordPress entries
6303 - // =============================================
6304 - $pinecone_entry_ids = array(); // entry IDs that are pinecone-sourced
6305 - $wordpress_entries = array(); // entries for WordPress DB deletion
6306 - $all_vector_ids = array(); // all pinecone vector IDs to delete in one batch
6307 -
6308 - foreach ($entries as $entry) {
6309 - $entry_id = sanitize_text_field($entry['id'] ?? '');
6310 - $source = sanitize_text_field($entry['source'] ?? 'wordpress');
6311 - $source_url = isset($entry['sourceUrl']) ? esc_url_raw($entry['sourceUrl']) : '';
6312 - $is_group = isset($entry['isGroup']) && ($entry['isGroup'] === true || $entry['isGroup'] === 'true');
6313 -
6314 - if (empty($entry_id)) {
6315 - continue;
6316 - }
6317 -
6318 - if ($source === 'pinecone') {
6319 - if (!$use_pinecone || empty($api_key)) {
6320 - $failed_ids[] = $entry_id;
6321 - $errors[] = "Pinecone not configured for entry: $entry_id";
6322 - continue;
6323 - }
6324 -
6325 - $pinecone_entry_ids[] = $entry_id;
6326 -
6327 - if ($is_group && !empty($source_url)) {
6328 - // Grouped/chunked entry: collect base ID + chunk IDs via List API
6329 - $base_vector_id = md5($source_url);
6330 - $all_vector_ids[] = $base_vector_id;
6331 -
6332 - $list_url = 'https://' . $host . '/vectors/list?prefix=' . urlencode($base_vector_id . '_chunk_') . '&limit=100';
6333 - $list_response = wp_remote_get($list_url, array(
6334 - 'headers' => array(
6335 - 'Api-Key' => $api_key,
6336 - 'accept' => 'application/json'
6337 - ),
6338 - 'timeout' => 30
6339 - ));
6340 -
6341 - if (!is_wp_error($list_response)) {
6342 - $list_body = json_decode(wp_remote_retrieve_body($list_response), true);
6343 - if (!empty($list_body['vectors']) && is_array($list_body['vectors'])) {
6344 - foreach ($list_body['vectors'] as $vector) {
6345 - if (isset($vector['id'])) {
6346 - $all_vector_ids[] = $vector['id'];
6347 - }
6348 - }
6349 - }
6350 - }
6351 - } else {
6352 - // Single entry: the entry_id IS the vector ID
6353 - $all_vector_ids[] = $entry_id;
6354 - }
6355 - } else {
6356 - $wordpress_entries[] = $entry;
6357 - }
6358 - }
6359 -
6360 - // =============================================
6361 - // PHASE 2: Single batch delete to Pinecone
6362 - // =============================================
6363 - if (!empty($all_vector_ids)) {
6364 - $all_vector_ids = array_values(array_unique($all_vector_ids));
6365 - $pinecone_success = true;
6366 - $batches = array_chunk($all_vector_ids, 100);
6367 -
6368 - foreach ($batches as $batch) {
6369 - $delete_response = wp_remote_post("https://{$host}/vectors/delete", array(
6370 - 'headers' => array(
6371 - 'Api-Key' => $api_key,
6372 - 'accept' => 'application/json',
6373 - 'content-type' => 'application/json'
6374 - ),
6375 - 'body' => wp_json_encode(array('ids' => $batch)),
6376 - 'timeout' => 60
6377 - ));
6378 -
6379 - if (is_wp_error($delete_response)) {
6380 - $pinecone_success = false;
6381 - $errors[] = 'Pinecone batch deletion failed: ' . $delete_response->get_error_message();
6382 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Bulk delete batch failed: ' . $delete_response->get_error_message());
6383 - } else {
6384 - $response_code = wp_remote_retrieve_response_code($delete_response);
6385 - if ($response_code !== 200) {
6386 - $pinecone_success = false;
6387 - $response_body = wp_remote_retrieve_body($delete_response);
6388 - $errors[] = "Pinecone API error (HTTP $response_code)";
6389 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Bulk delete batch failed (HTTP ' . $response_code . ')', array('response' => substr($response_body, 0, 200)));
6390 - }
6391 - }
6392 - }
6393 -
6394 - // Mark all pinecone entries based on batch result
6395 - foreach ($pinecone_entry_ids as $eid) {
6396 - if ($pinecone_success) {
6397 - $success_ids[] = $eid;
6398 - } else {
6399 - $failed_ids[] = $eid;
6400 - }
6401 - }
6402 - }
6403 -
6404 - // =============================================
6405 - // PHASE 3: WordPress database deletions
6406 - // =============================================
6407 - foreach ($wordpress_entries as $entry) {
6408 - $entry_id = sanitize_text_field($entry['id'] ?? '');
6409 - $source_url = isset($entry['sourceUrl']) ? esc_url_raw($entry['sourceUrl']) : '';
6410 - $is_group = isset($entry['isGroup']) && ($entry['isGroup'] === true || $entry['isGroup'] === 'true');
6411 -
6412 - if (empty($entry_id)) {
6413 - continue;
6414 - }
6415 -
6416 - try {
6417 - if ($is_group && !empty($source_url)) {
6418 - $result = $wpdb->delete(
6419 - $table_name,
6420 - array('source_url' => $source_url),
6421 - array('%s')
6422 - );
6423 - } else {
6424 - wp_cache_delete('prompt_' . $entry_id, 'mxchat_prompts');
6425 - $result = $wpdb->delete(
6426 - $table_name,
6427 - array('id' => intval($entry_id)),
6428 - array('%d')
6429 - );
6430 - }
6431 -
6432 - if ($result !== false) {
6433 - $success_ids[] = $entry_id;
6434 - } else {
6435 - $failed_ids[] = $entry_id;
6436 - $errors[] = "Database error for entry: $entry_id";
6437 - }
6438 - } catch (Exception $e) {
6439 - $failed_ids[] = $entry_id;
6440 - $errors[] = $e->getMessage();
6441 - }
6442 - }
6443 -
6444 - wp_send_json_success(array(
6445 - 'success_ids' => $success_ids,
6446 - 'failed_ids' => $failed_ids,
6447 - 'errors' => $errors,
6448 - 'total_processed' => count($success_ids) + count($failed_ids)
6449 - ));
6450 -
6451 - exit;
6452 -}
6453 -
6454 -/**
6455 - * Get hierarchical roles for dropdown
6456 - */
6457 -public function mxchat_get_role_options() {
6458 - return array(
6459 - 'public' => __('Public (Everyone)', 'mxchat'),
6460 - 'logged_in' => __('Logged In Users', 'mxchat'),
6461 - 'subscriber' => __('Subscribers & Above', 'mxchat'),
6462 - 'contributor' => __('Contributors & Above', 'mxchat'),
6463 - 'author' => __('Authors & Above', 'mxchat'),
6464 - 'editor' => __('Editors & Above', 'mxchat'),
6465 - 'administrator' => __('Administrators Only', 'mxchat')
6466 - );
6467 -}
6468 -
6469 -/**
6470 - * Check if user has access to content based on role restriction
6471 - */
6472 -public function mxchat_user_has_content_access($role_restriction) {
6473 - // Public content is always accessible
6474 - if ($role_restriction === 'public' || empty($role_restriction)) {
6475 - return true;
6476 - }
6477 -
6478 - // Check if user is logged in for logged_in restriction
6479 - if ($role_restriction === 'logged_in') {
6480 - return is_user_logged_in();
6481 - }
6482 -
6483 - // If not logged in, no access to role-restricted content
6484 - if (!is_user_logged_in()) {
6485 - return false;
6486 - }
6487 -
6488 - $user = wp_get_current_user();
6489 - $user_roles = $user->roles;
6490 -
6491 - if (empty($user_roles)) {
6492 - return false;
6493 - }
6494 -
6495 - // Define role hierarchy (higher number = higher access)
6496 - $hierarchy = array(
6497 - 'subscriber' => 1,
6498 - 'contributor' => 2,
6499 - 'author' => 3,
6500 - 'editor' => 4,
6501 - 'administrator' => 5
6502 - );
6503 -
6504 - // Get required level
6505 - $required_level = isset($hierarchy[$role_restriction]) ? $hierarchy[$role_restriction] : 0;
6506 -
6507 - // Check if user has required level or higher
6508 - foreach ($user_roles as $user_role) {
6509 - $user_level = isset($hierarchy[$user_role]) ? $hierarchy[$user_role] : 0;
6510 - if ($user_level >= $required_level) {
6511 - return true;
6512 - }
6513 - }
6514 -
6515 - return false;
6516 -}
6517 -
6518 -/**
6519 - * Handle role restriction updates via AJAX
6520 - * Removed cache clearing call since we removed caching
6521 - */
6522 -public function ajax_mxchat_update_role_restriction() {
6523 - // Verify nonce and permissions
6524 - if (!check_ajax_referer('mxchat_update_role_nonce', 'nonce', false)) {
6525 - wp_send_json_error('Invalid nonce');
6526 - exit;
6527 - }
6528 -
6529 - if (!current_user_can('manage_options')) {
6530 - wp_send_json_error('Unauthorized access');
6531 - exit;
6532 - }
6533 -
6534 - $entry_id = isset($_POST['entry_id']) ? sanitize_text_field($_POST['entry_id']) : '';
6535 - $role_restriction = isset($_POST['role_restriction']) ? sanitize_text_field($_POST['role_restriction']) : 'public';
6536 - $data_source = isset($_POST['data_source']) ? sanitize_text_field($_POST['data_source']) : 'wordpress';
6537 -
6538 - if (empty($entry_id)) {
6539 - wp_send_json_error('Invalid entry ID');
6540 - exit;
6541 - }
6542 -
6543 - // Get knowledge manager instance to validate role restriction
6544 - $knowledge_manager = MxChat_Knowledge_Manager::get_instance();
6545 - $valid_roles = array_keys($knowledge_manager->mxchat_get_role_options());
6546 - if (!in_array($role_restriction, $valid_roles)) {
6547 - wp_send_json_error('Invalid role restriction');
6548 - exit;
6549 - }
6550 -
6551 - global $wpdb;
6552 -
6553 - if ($data_source === 'pinecone') {
6554 - // Handle Pinecone role restriction (stored separately in WordPress table)
6555 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6556 -
6557 - // Use REPLACE to insert or update the role restriction
6558 - $result = $wpdb->replace(
6559 - $roles_table,
6560 - array(
6561 - 'vector_id' => $entry_id,
6562 - 'role_restriction' => $role_restriction,
6563 - 'updated_at' => current_time('mysql')
6564 - ),
6565 - array('%s', '%s', '%s')
6566 - );
6567 -
6568 - // No cache clearing needed since we removed caching
6569 -
6570 - } else {
6571 - // Handle WordPress database role restriction (existing functionality)
6572 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6573 -
6574 - $result = $wpdb->update(
6575 - $table_name,
6576 - array('role_restriction' => $role_restriction),
6577 - array('id' => absint($entry_id)),
6578 - array('%s'),
6579 - array('%d')
6580 - );
6581 - }
6582 -
6583 - if ($result === false) {
6584 - wp_send_json_error('Database update failed: ' . $wpdb->last_error);
6585 - exit;
6586 - }
6587 -
6588 - wp_send_json_success(array(
6589 - 'message' => 'Role restriction updated successfully',
6590 - 'role_restriction' => $role_restriction,
6591 - 'data_source' => $data_source,
6592 - 'entry_id' => $entry_id
6593 - ));
6594 - exit;
6595 -}
6596 -
6597 -// ========================================
6598 -// ROLE-BASED CONTENT RESTRICTIONS - NEW FUNCTIONS
6599 -// Add these to your MxChat_Knowledge_Manager class
6600 -// ========================================
6601 -
6602 -/**
6603 - * Initialize role-based content hooks
6604 - * Add this call to your __construct() or mxchat_init_hooks() method
6605 - */
6606 -private function mxchat_init_role_hooks() {
6607 - // AJAX handlers for tag-role mappings
6608 - add_action('wp_ajax_mxchat_add_tag_role_mapping', array($this, 'ajax_add_tag_role_mapping'));
6609 - add_action('wp_ajax_mxchat_delete_tag_role_mapping', array($this, 'ajax_delete_tag_role_mapping'));
6610 - add_action('wp_ajax_mxchat_get_tag_role_mappings', array($this, 'ajax_get_tag_role_mappings'));
6611 - add_action('wp_ajax_mxchat_bulk_update_tag_roles', array($this, 'ajax_bulk_update_tag_roles'));
6612 -
6613 - // Hook to automatically update role restrictions when tags are added/removed
6614 - add_action('set_object_terms', array($this, 'handle_tag_change'), 10, 6);
6615 -
6616 - // Hook to apply role restrictions on auto-sync
6617 - add_action('mxchat_content_stored', array($this, 'apply_role_restriction_after_storage'), 10, 2);
6618 -}
6619 -
6620 -/**
6621 - * Add tag-role mapping via AJAX
6622 - */
6623 -public function ajax_add_tag_role_mapping() {
6624 - // Verify nonce and permissions
6625 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6626 -
6627 - if (!current_user_can('manage_options')) {
6628 - wp_send_json_error('Unauthorized access');
6629 - exit;
6630 - }
6631 -
6632 - $tag_slug = isset($_POST['tag_slug']) ? sanitize_text_field($_POST['tag_slug']) : '';
6633 - $role_restriction = isset($_POST['role_restriction']) ? sanitize_text_field($_POST['role_restriction']) : 'public';
6634 -
6635 - if (empty($tag_slug)) {
6636 - wp_send_json_error('Tag slug is required');
6637 - exit;
6638 - }
6639 -
6640 - // Validate role restriction
6641 - $valid_roles = array_keys($this->mxchat_get_role_options());
6642 - if (!in_array($role_restriction, $valid_roles)) {
6643 - wp_send_json_error('Invalid role restriction');
6644 - exit;
6645 - }
6646 -
6647 - // Check if tag exists in WordPress
6648 - $term = get_term_by('slug', $tag_slug, 'post_tag');
6649 - if (!$term) {
6650 - wp_send_json_error('Tag does not exist in WordPress');
6651 - exit;
6652 - }
6653 -
6654 - // Get existing mappings
6655 - $mappings = get_option('mxchat_tag_role_mappings', array());
6656 -
6657 - // Check if mapping already exists
6658 - if (isset($mappings[$tag_slug])) {
6659 - wp_send_json_error('Mapping for this tag already exists');
6660 - exit;
6661 - }
6662 -
6663 - // Add new mapping
6664 - $mappings[$tag_slug] = $role_restriction;
6665 - update_option('mxchat_tag_role_mappings', $mappings);
6666 -
6667 - wp_send_json_success(array(
6668 - 'message' => 'Tag-role mapping added successfully',
6669 - 'tag_slug' => $tag_slug,
6670 - 'role_restriction' => $role_restriction
6671 - ));
6672 - exit;
6673 -}
6674 -
6675 -/**
6676 - * Delete tag-role mapping via AJAX
6677 - */
6678 -public function ajax_delete_tag_role_mapping() {
6679 - // Verify nonce and permissions
6680 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6681 -
6682 - if (!current_user_can('manage_options')) {
6683 - wp_send_json_error('Unauthorized access');
6684 - exit;
6685 - }
6686 -
6687 - $tag_slug = isset($_POST['tag_slug']) ? sanitize_text_field($_POST['tag_slug']) : '';
6688 -
6689 - if (empty($tag_slug)) {
6690 - wp_send_json_error('Tag slug is required');
6691 - exit;
6692 - }
6693 -
6694 - // Get existing mappings
6695 - $mappings = get_option('mxchat_tag_role_mappings', array());
6696 -
6697 - // Check if mapping exists
6698 - if (!isset($mappings[$tag_slug])) {
6699 - wp_send_json_error('Mapping does not exist');
6700 - exit;
6701 - }
6702 -
6703 - // Remove mapping
6704 - unset($mappings[$tag_slug]);
6705 - update_option('mxchat_tag_role_mappings', $mappings);
6706 -
6707 - wp_send_json_success(array(
6708 - 'message' => 'Tag-role mapping deleted successfully',
6709 - 'tag_slug' => $tag_slug
6710 - ));
6711 - exit;
6712 -}
6713 -
6714 -/**
6715 - * Get all tag-role mappings via AJAX
6716 - */
6717 -public function ajax_get_tag_role_mappings() {
6718 - // Verify nonce and permissions
6719 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6720 -
6721 - if (!current_user_can('manage_options')) {
6722 - wp_send_json_error('Unauthorized access');
6723 - exit;
6724 - }
6725 -
6726 - // Get mappings
6727 - $mappings = get_option('mxchat_tag_role_mappings', array());
6728 - $role_options = $this->mxchat_get_role_options();
6729 -
6730 - $formatted_mappings = array();
6731 -
6732 - foreach ($mappings as $tag_slug => $role_restriction) {
6733 - // Get tag object
6734 - $term = get_term_by('slug', $tag_slug, 'post_tag');
6735 -
6736 - // Count posts with this tag
6737 - $post_count = 0;
6738 - if ($term) {
6739 - $post_count = $term->count;
6740 - }
6741 -
6742 - $formatted_mappings[] = array(
6743 - 'tag_slug' => $tag_slug,
6744 - 'role_restriction' => $role_restriction,
6745 - 'role_label' => $role_options[$role_restriction] ?? $role_restriction,
6746 - 'post_count' => $post_count
6747 - );
6748 - }
6749 -
6750 - wp_send_json_success(array(
6751 - 'mappings' => $formatted_mappings
6752 - ));
6753 - exit;
6754 -}
6755 -
6756 -/**
6757 - * Bulk update role restrictions for all existing content with mapped tags
6758 - */
6759 -public function ajax_bulk_update_tag_roles() {
6760 - // Verify nonce and permissions
6761 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6762 -
6763 - if (!current_user_can('manage_options')) {
6764 - wp_send_json_error('Unauthorized access');
6765 - exit;
6766 - }
6767 -
6768 - // Get mappings
6769 - $mappings = get_option('mxchat_tag_role_mappings', array());
6770 -
6771 - if (empty($mappings)) {
6772 - wp_send_json_error('No tag-role mappings found');
6773 - exit;
6774 - }
6775 -
6776 - global $wpdb;
6777 -
6778 - // Check if using Pinecone
6779 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
6780 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6781 -
6782 - $updated_count = 0;
6783 - $details = array();
6784 -
6785 - foreach ($mappings as $tag_slug => $role_restriction) {
6786 - // Get all posts with this tag
6787 - $posts = get_posts(array(
6788 - 'tag' => $tag_slug,
6789 - 'post_type' => 'any',
6790 - 'posts_per_page' => -1,
6791 - 'fields' => 'ids',
6792 - 'post_status' => 'publish'
6793 - ));
6794 -
6795 - if (empty($posts)) {
6796 - continue;
6797 - }
6798 -
6799 - $tag_updated = 0;
6800 -
6801 - foreach ($posts as $post_id) {
6802 - $source_url = get_permalink($post_id);
6803 - if (!$source_url) {
6804 - continue;
6805 - }
6806 -
6807 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
6808 - // Update Pinecone role restriction
6809 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6810 - $vector_id = md5($source_url);
6811 -
6812 - $result = $wpdb->replace(
6813 - $roles_table,
6814 - array(
6815 - 'vector_id' => $vector_id,
6816 - 'role_restriction' => $role_restriction,
6817 - 'updated_at' => current_time('mysql')
6818 - ),
6819 - array('%s', '%s', '%s')
6820 - );
6821 - } else {
6822 - // Update WordPress DB
6823 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6824 -
6825 - $result = $wpdb->update(
6826 - $table_name,
6827 - array('role_restriction' => $role_restriction),
6828 - array('source_url' => $source_url),
6829 - array('%s'),
6830 - array('%s')
6831 - );
6832 - }
6833 -
6834 - if ($result !== false) {
6835 - $tag_updated++;
6836 - $updated_count++;
6837 - }
6838 - }
6839 -
6840 - if ($tag_updated > 0) {
6841 - $details[] = sprintf(
6842 - 'Tag "%s" (%s): %d posts updated',
6843 - $tag_slug,
6844 - $role_restriction,
6845 - $tag_updated
6846 - );
6847 - }
6848 - }
6849 -
6850 - wp_send_json_success(array(
6851 - 'message' => 'Bulk update completed',
6852 - 'updated_count' => $updated_count,
6853 - 'tags_processed' => count($mappings),
6854 - 'details' => $details
6855 - ));
6856 - exit;
6857 -}
6858 -
6859 -/**
6860 - * Handle tag changes on posts (when tags are added or removed)
6861 - */
6862 -public function handle_tag_change($object_id, $terms, $tt_ids, $taxonomy, $append, $old_tt_ids) {
6863 - // Only process post tags
6864 - if ($taxonomy !== 'post_tag') {
6865 - return;
6866 - }
6867 -
6868 - // Get tag-role mappings
6869 - $mappings = get_option('mxchat_tag_role_mappings', array());
6870 -
6871 - if (empty($mappings)) {
6872 - return;
6873 - }
6874 -
6875 - // Get the post's URL
6876 - $source_url = get_permalink($object_id);
6877 - if (!$source_url) {
6878 - return;
6879 - }
6880 -
6881 - // Determine the highest role restriction based on tags
6882 - $highest_role = 'public';
6883 - $role_hierarchy = array(
6884 - 'public' => 0,
6885 - 'logged_in' => 1,
6886 - 'subscriber' => 2,
6887 - 'contributor' => 3,
6888 - 'author' => 4,
6889 - 'editor' => 5,
6890 - 'administrator' => 6
6891 - );
6892 -
6893 - // Get all current tags for the post
6894 - $current_tags = wp_get_post_tags($object_id, array('fields' => 'slugs'));
6895 -
6896 - // Find the highest role restriction among the tags
6897 - foreach ($current_tags as $tag_slug) {
6898 - if (isset($mappings[$tag_slug])) {
6899 - $role = $mappings[$tag_slug];
6900 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
6901 - $highest_role = $role;
6902 - }
6903 - }
6904 - }
6905 -
6906 - // Update the role restriction in the database
6907 - global $wpdb;
6908 -
6909 - // Check if using Pinecone
6910 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
6911 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6912 -
6913 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
6914 - // Update Pinecone role restriction
6915 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6916 - $vector_id = md5($source_url);
6917 -
6918 - $wpdb->replace(
6919 - $roles_table,
6920 - array(
6921 - 'vector_id' => $vector_id,
6922 - 'role_restriction' => $highest_role,
6923 - 'updated_at' => current_time('mysql')
6924 - ),
6925 - array('%s', '%s', '%s')
6926 - );
6927 - } else {
6928 - // Update WordPress DB
6929 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6930 -
6931 - $wpdb->update(
6932 - $table_name,
6933 - array('role_restriction' => $highest_role),
6934 - array('source_url' => $source_url),
6935 - array('%s'),
6936 - array('%s')
6937 - );
6938 - }
6939 -}
6940 -
6941 -/**
6942 - * Apply role restriction after content is stored (for auto-sync)
6943 - */
6944 -public function apply_role_restriction_after_storage($post_id, $source_url) {
6945 - // Get tag-role mappings
6946 - $mappings = get_option('mxchat_tag_role_mappings', array());
6947 -
6948 - if (empty($mappings)) {
6949 - return;
6950 - }
6951 -
6952 - // Get all tags for the post
6953 - $post_tags = wp_get_post_tags($post_id, array('fields' => 'slugs'));
6954 -
6955 - if (empty($post_tags)) {
6956 - return;
6957 - }
6958 -
6959 - // Determine the highest role restriction based on tags
6960 - $highest_role = 'public';
6961 - $role_hierarchy = array(
6962 - 'public' => 0,
6963 - 'logged_in' => 1,
6964 - 'subscriber' => 2,
6965 - 'contributor' => 3,
6966 - 'author' => 4,
6967 - 'editor' => 5,
6968 - 'administrator' => 6
6969 - );
6970 -
6971 - foreach ($post_tags as $tag_slug) {
6972 - if (isset($mappings[$tag_slug])) {
6973 - $role = $mappings[$tag_slug];
6974 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
6975 - $highest_role = $role;
6976 - }
6977 - }
6978 - }
6979 -
6980 - // If no restricted tags found, return (leave as public)
6981 - if ($highest_role === 'public') {
6982 - return;
6983 - }
6984 -
6985 - // Update the role restriction
6986 - global $wpdb;
6987 -
6988 - // Check if using Pinecone
6989 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
6990 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6991 -
6992 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
6993 - // Update Pinecone role restriction
6994 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6995 - $vector_id = md5($source_url);
6996 -
6997 - $wpdb->replace(
6998 - $roles_table,
6999 - array(
7000 - 'vector_id' => $vector_id,
7001 - 'role_restriction' => $highest_role,
7002 - 'updated_at' => current_time('mysql')
7003 - ),
7004 - array('%s', '%s', '%s')
7005 - );
7006 - } else {
7007 - // Update WordPress DB
7008 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
7009 -
7010 - $wpdb->update(
7011 - $table_name,
7012 - array('role_restriction' => $highest_role),
7013 - array('source_url' => $source_url),
7014 - array('%s'),
7015 - array('%s')
7016 - );
7017 - }
7018 -}
7019 -
7020 -
7021 - // ========================================
7022 - // HELPER METHODS
7023 - // ========================================
7024 -
7025 - /**
7026 - * Check if user has required permissions for content processing
7027 - */
7028 - private function mxchat_check_user_permissions() {
7029 - if (!current_user_can('manage_options')) {
7030 - wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
7031 - }
7032 - }
7033 -
7034 - /**
7035 - * Validate nonce for security
7036 - */
7037 - private function mxchat_validate_nonce($nonce_name, $nonce_action) {
7038 - if (!isset($_POST[$nonce_name]) || !wp_verify_nonce($_POST[$nonce_name], $nonce_action)) {
7039 - wp_die(esc_html__('Security check failed.', 'mxchat'));
7040 - }
7041 - }
7042 -
7043 - /**
7044 - * Get embedding API credentials
7045 - */
7046 - private function mxchat_get_embedding_credentials() {
7047 - $embedding_model = $this->options['embedding_model'] ?? 'text-embedding-ada-002';
7048 -
7049 - if (strpos($embedding_model, 'text-embedding-') !== false) {
7050 - return array(
7051 - 'type' => 'openai',
7052 - 'api_key' => $this->options['api_key'] ?? ''
7053 - );
7054 - } elseif (strpos($embedding_model, 'voyage-') !== false) {
7055 - return array(
7056 - 'type' => 'voyage',
7057 - 'api_key' => $this->options['voyage_api_key'] ?? ''
7058 - );
7059 - } elseif (strpos($embedding_model, 'gemini-embedding-') !== false) {
7060 - return array(
7061 - 'type' => 'gemini',
7062 - 'api_key' => $this->options['gemini_api_key'] ?? ''
7063 - );
7064 - }
7065 -
7066 - return array('type' => 'unknown', 'api_key' => '');
7067 - }
7068 -
7069 - /**
7070 - * Log processing errors
7071 - */
7072 - private function mxchat_log_processing_error($operation, $error_message) {
7073 - //error_log("MxChat Knowledge Processing {$operation} Error: " . $error_message);
7074 - }
7075 -
7076 - /**
7077 - * Set admin notice transient
7078 - */
7079 - private function mxchat_set_admin_notice($type, $message) {
7080 - set_transient("mxchat_admin_notice_{$type}", $message, 30);
7081 - }
7082 -
7083 - /**
7084 - * Get Pinecone manager instance for vector operations
7085 - */
7086 - private function mxchat_get_pinecone_manager() {
7087 - return MxChat_Pinecone_Manager::get_instance();
7088 - }
7089 -
7090 -
7091 - // ========================================
7092 -// DATABASE QUEUE TABLE MANAGEMENT
7093 -// ========================================
7094 -
7095 -/**
7096 - * Create queue table on plugin activation
7097 - * Call this from your plugin activation hook
7098 - */
7099 -public function mxchat_create_queue_table() {
7100 - global $wpdb;
7101 -
7102 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7103 - $charset_collate = $wpdb->get_charset_collate();
7104 -
7105 - $sql = "CREATE TABLE IF NOT EXISTS $table_name (
7106 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
7107 - queue_id varchar(64) NOT NULL,
7108 - item_type varchar(20) NOT NULL,
7109 - item_data longtext NOT NULL,
7110 - status varchar(20) NOT NULL DEFAULT 'pending',
7111 - bot_id varchar(50) NOT NULL DEFAULT 'default',
7112 - priority int(11) NOT NULL DEFAULT 0,
7113 - attempts int(11) NOT NULL DEFAULT 0,
7114 - max_attempts int(11) NOT NULL DEFAULT 3,
7115 - error_message text DEFAULT NULL,
7116 - created_at datetime NOT NULL,
7117 - started_at datetime DEFAULT NULL,
7118 - completed_at datetime DEFAULT NULL,
7119 - PRIMARY KEY (id),
7120 - KEY queue_id (queue_id),
7121 - KEY status (status),
7122 - KEY item_type (item_type),
7123 - KEY priority (priority)
7124 - ) $charset_collate;";
7125 -
7126 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
7127 - dbDelta($sql);
7128 -
7129 - // Also create a meta table for queue metadata
7130 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
7131 -
7132 - $meta_sql = "CREATE TABLE IF NOT EXISTS $meta_table (
7133 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
7134 - queue_id varchar(64) NOT NULL,
7135 - meta_key varchar(255) NOT NULL,
7136 - meta_value longtext,
7137 - PRIMARY KEY (id),
7138 - KEY queue_id (queue_id),
7139 - KEY meta_key (meta_key)
7140 - ) $charset_collate;";
7141 -
7142 - dbDelta($meta_sql);
7143 -}
7144 -
7145 -/**
7146 - * Add items to the processing queue
7147 - *
7148 - * @param string $queue_id Unique identifier for this queue batch
7149 - * @param string $item_type Type of item (url, pdf_page)
7150 - * @param array $items Array of items to queue
7151 - * @param string $bot_id Bot ID for processing
7152 - * @return int Number of items queued
7153 - */
7154 -private function mxchat_add_to_queue($queue_id, $item_type, $items, $bot_id = 'default') {
7155 - global $wpdb;
7156 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7157 -
7158 - $queued_count = 0;
7159 - $priority = 0;
7160 -
7161 - foreach ($items as $item) {
7162 - $result = $wpdb->insert(
7163 - $table_name,
7164 - array(
7165 - 'queue_id' => $queue_id,
7166 - 'item_type' => $item_type,
7167 - 'item_data' => wp_json_encode($item),
7168 - 'status' => 'pending',
7169 - 'bot_id' => $bot_id,
7170 - 'priority' => $priority,
7171 - 'attempts' => 0,
7172 - 'max_attempts' => 3,
7173 - 'created_at' => current_time('mysql')
7174 - ),
7175 - array('%s', '%s', '%s', '%s', '%s', '%d', '%d', '%d', '%s')
7176 - );
7177 -
7178 - if ($result) {
7179 - $queued_count++;
7180 - }
7181 -
7182 - $priority++; // Process in order
7183 - }
7184 -
7185 - return $queued_count;
7186 -}
7187 -
7188 -/**
7189 - * Store queue metadata (total counts, source URL, etc.)
7190 - */
7191 -private function mxchat_set_queue_meta($queue_id, $meta_key, $meta_value) {
7192 - global $wpdb;
7193 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
7194 -
7195 - // Check if meta exists
7196 - $existing = $wpdb->get_var($wpdb->prepare(
7197 - "SELECT id FROM $meta_table WHERE queue_id = %s AND meta_key = %s",
7198 - $queue_id,
7199 - $meta_key
7200 - ));
7201 -
7202 - if ($existing) {
7203 - // Update
7204 - $wpdb->update(
7205 - $meta_table,
7206 - array('meta_value' => maybe_serialize($meta_value)),
7207 - array('queue_id' => $queue_id, 'meta_key' => $meta_key),
7208 - array('%s'),
7209 - array('%s', '%s')
7210 - );
7211 - } else {
7212 - // Insert
7213 - $wpdb->insert(
7214 - $meta_table,
7215 - array(
7216 - 'queue_id' => $queue_id,
7217 - 'meta_key' => $meta_key,
7218 - 'meta_value' => maybe_serialize($meta_value)
7219 - ),
7220 - array('%s', '%s', '%s')
7221 - );
7222 - }
7223 -}
7224 -
7225 -/**
7226 - * Get queue metadata
7227 - */
7228 -private function mxchat_get_queue_meta($queue_id, $meta_key) {
7229 - global $wpdb;
7230 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
7231 -
7232 - $value = $wpdb->get_var($wpdb->prepare(
7233 - "SELECT meta_value FROM $meta_table WHERE queue_id = %s AND meta_key = %s",
7234 - $queue_id,
7235 - $meta_key
7236 - ));
7237 -
7238 - return maybe_unserialize($value);
7239 -}
7240 -
7241 -// ========================================
7242 -// AJAX QUEUE PROCESSING HANDLERS
7243 -// ========================================
7244 -
7245 -/**
7246 - * AJAX: Get next item from queue to process
7247 - */
7248 -public function ajax_mxchat_get_next_queue_item() {
7249 - // Verify nonce and permissions
7250 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7251 -
7252 - if (!current_user_can('manage_options')) {
7253 - wp_send_json_error('Unauthorized access');
7254 - }
7255 -
7256 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
7257 -
7258 - if (empty($queue_id)) {
7259 - wp_send_json_error('Missing queue ID');
7260 - }
7261 -
7262 - global $wpdb;
7263 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7264 -
7265 - // Get next pending item with retry logic for failed items
7266 - $next_item = $wpdb->get_row($wpdb->prepare(
7267 - "SELECT * FROM $table_name
7268 - WHERE queue_id = %s
7269 - AND status IN ('pending', 'failed')
7270 - AND attempts < max_attempts
7271 - ORDER BY priority ASC, id ASC
7272 - LIMIT 1",
7273 - $queue_id
7274 - ));
7275 -
7276 - if (!$next_item) {
7277 - // No more items - queue complete
7278 - wp_send_json_success(array(
7279 - 'complete' => true,
7280 - 'message' => 'Queue processing complete'
7281 - ));
7282 - }
7283 -
7284 - // Mark item as processing
7285 - $wpdb->update(
7286 - $table_name,
7287 - array(
7288 - 'status' => 'processing',
7289 - 'started_at' => current_time('mysql'),
7290 - 'attempts' => $next_item->attempts + 1
7291 - ),
7292 - array('id' => $next_item->id),
7293 - array('%s', '%s', '%d'),
7294 - array('%d')
7295 - );
7296 -
7297 - wp_send_json_success(array(
7298 - 'complete' => false,
7299 - 'item' => array(
7300 - 'id' => $next_item->id,
7301 - 'type' => $next_item->item_type,
7302 - 'data' => json_decode($next_item->item_data, true),
7303 - 'bot_id' => $next_item->bot_id,
7304 - 'attempt' => $next_item->attempts + 1
7305 - )
7306 - ));
7307 -}
7308 -
7309 -/**
7310 - * AJAX: Process a single queue item
7311 - */
7312 -public function ajax_mxchat_process_queue_item() {
7313 - // Verify nonce and permissions
7314 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7315 -
7316 - if (!current_user_can('manage_options')) {
7317 - wp_send_json_error('Unauthorized access');
7318 - }
7319 -
7320 - $item_id = isset($_POST['item_id']) ? absint($_POST['item_id']) : 0;
7321 - $item_type = isset($_POST['item_type']) ? sanitize_text_field($_POST['item_type']) : '';
7322 - $item_data = isset($_POST['item_data']) ? $_POST['item_data'] : array();
7323 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
7324 -
7325 - if (empty($item_id) || empty($item_type)) {
7326 - wp_send_json_error('Missing item data');
7327 - }
7328 -
7329 - global $wpdb;
7330 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7331 -
7332 - // Process based on item type
7333 - try {
7334 - set_time_limit(60); // Give processing 60 seconds
7335 -
7336 - $result = false;
7337 - $error_message = '';
7338 -
7339 - // Read item directly from DB to get queue_id and preserve special chars in item_data
7340 - // (POST round-trip through JS mangles characters like apostrophes in URLs)
7341 - $db_item = $wpdb->get_row($wpdb->prepare(
7342 - "SELECT queue_id, item_data FROM $table_name WHERE id = %d",
7343 - $item_id
7344 - ));
7345 - $item_queue_id = $db_item ? $db_item->queue_id : '';
7346 - if ($db_item && !empty($db_item->item_data)) {
7347 - $db_data = json_decode($db_item->item_data, true);
7348 - if (is_array($db_data)) {
7349 - $item_data = $db_data;
7350 - }
7351 - }
7352 -
7353 - switch ($item_type) {
7354 - case 'url':
7355 - $result = $this->mxchat_process_queue_url($item_data, $bot_id, $item_queue_id);
7356 - break;
7357 -
7358 - case 'pdf_page':
7359 - $result = $this->mxchat_process_queue_pdf_page($item_data, $bot_id);
7360 - break;
7361 -
7362 - default:
7363 - throw new Exception('Unknown item type: ' . $item_type);
7364 - }
7365 -
7366 - if (is_wp_error($result)) {
7367 - $error_code = $result->get_error_code();
7368 - // Content errors (empty page, sanitization) are permanent — retrying won't help
7369 - $permanent_codes = array('empty_page', 'empty_after_sanitization', 'no_api_key', 'page_not_found');
7370 - if (in_array($error_code, $permanent_codes)) {
7371 - // Mark as permanently failed — set attempts = max_attempts so it won't be retried
7372 - $current_item = $wpdb->get_row($wpdb->prepare(
7373 - "SELECT max_attempts FROM $table_name WHERE id = %d", $item_id
7374 - ));
7375 - $wpdb->update(
7376 - $table_name,
7377 - array(
7378 - 'status' => 'failed',
7379 - 'error_message' => $result->get_error_message(),
7380 - 'attempts' => $current_item ? $current_item->max_attempts : 3
7381 - ),
7382 - array('id' => $item_id),
7383 - array('%s', '%s', '%d'),
7384 - array('%d')
7385 - );
7386 - wp_send_json_error(array(
7387 - 'message' => $result->get_error_message(),
7388 - 'permanent_failure' => true,
7389 - 'item_id' => $item_id
7390 - ));
7391 - return;
7392 - }
7393 - throw new Exception($result->get_error_message());
7394 - }
7395 -
7396 - if ($result === false) {
7397 - throw new Exception('Processing returned false - item may be empty or invalid');
7398 - }
7399 -
7400 - // Mark as completed
7401 - $wpdb->update(
7402 - $table_name,
7403 - array(
7404 - 'status' => 'completed',
7405 - 'completed_at' => current_time('mysql'),
7406 - 'error_message' => null
7407 - ),
7408 - array('id' => $item_id),
7409 - array('%s', '%s', '%s'),
7410 - array('%d')
7411 - );
7412 -
7413 - wp_send_json_success(array(
7414 - 'processed' => true,
7415 - 'item_id' => $item_id,
7416 - 'message' => 'Item processed successfully'
7417 - ));
7418 -
7419 - } catch (Exception $e) {
7420 - $error_message = $e->getMessage();
7421 -
7422 - // Get current attempt count
7423 - $item = $wpdb->get_row($wpdb->prepare(
7424 - "SELECT attempts, max_attempts FROM $table_name WHERE id = %d",
7425 - $item_id
7426 - ));
7427 -
7428 - // Check if we've exhausted retries
7429 - if ($item && $item->attempts >= $item->max_attempts) {
7430 - // Permanently failed
7431 - $wpdb->update(
7432 - $table_name,
7433 - array(
7434 - 'status' => 'failed',
7435 - 'error_message' => $error_message
7436 - ),
7437 - array('id' => $item_id),
7438 - array('%s', '%s'),
7439 - array('%d')
7440 - );
7441 -
7442 - wp_send_json_error(array(
7443 - 'message' => 'Item failed after maximum attempts: ' . $error_message,
7444 - 'permanent_failure' => true,
7445 - 'item_id' => $item_id
7446 - ));
7447 - } else {
7448 - // Mark for retry
7449 - $wpdb->update(
7450 - $table_name,
7451 - array(
7452 - 'status' => 'failed',
7453 - 'error_message' => $error_message
7454 - ),
7455 - array('id' => $item_id),
7456 - array('%s', '%s'),
7457 - array('%d')
7458 - );
7459 -
7460 - wp_send_json_error(array(
7461 - 'message' => 'Item processing failed, will retry: ' . $error_message,
7462 - 'can_retry' => true,
7463 - 'item_id' => $item_id,
7464 - 'attempts' => $item ? $item->attempts : 0
7465 - ));
7466 - }
7467 - }
7468 -}
7469 -
7470 -/**
7471 - * Process a URL from the queue
7472 - */
7473 -private function mxchat_process_queue_url($item_data, $bot_id = 'default', $queue_id = '') {
7474 - $url = isset($item_data['url']) ? $item_data['url'] : '';
7475 -
7476 - if (empty($url)) {
7477 - return new WP_Error('invalid_url', 'URL is empty');
7478 - }
7479 -
7480 - // Get bot-specific API key early (needed for both paths)
7481 - $bot_options = $this->get_bot_options($bot_id);
7482 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
7483 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
7484 -
7485 - if (strpos($selected_model, 'voyage') === 0) {
7486 - $api_key = $options['voyage_api_key'] ?? '';
7487 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
7488 - $api_key = $options['gemini_api_key'] ?? '';
7489 - } else {
7490 - $api_key = $options['api_key'] ?? '';
7491 - }
7492 -
7493 - if (empty($api_key)) {
7494 - return new WP_Error('no_api_key', 'API key not configured for bot: ' . $bot_id);
7495 - }
7496 -
7497 - // Check if this is a WooCommerce product URL and WooCommerce is active
7498 - $is_product_url = (strpos($url, '/product/') !== false || strpos($url, '/shop/') !== false);
7499 - $content_type = $is_product_url ? 'product' : 'url';
7500 -
7501 - // Try to get WooCommerce product data if it's a product URL
7502 - if ($is_product_url && class_exists('WooCommerce')) {
7503 - $product_content = $this->mxchat_extract_woocommerce_product_content($url);
7504 -
7505 - if (!empty($product_content)) {
7506 - // Successfully extracted WooCommerce product data with pricing
7507 - $result = MxChat_Utils::submit_content_to_db(
7508 - $product_content,
7509 - $url,
7510 - $api_key,
7511 - null,
7512 - $bot_id,
7513 - 'product'
7514 - );
7515 - return $result;
7516 - }
7517 - // If WooCommerce extraction failed, fall through to HTML extraction
7518 - }
7519 -
7520 - // Fetch URL content (fallback for non-products or when WooCommerce extraction fails)
7521 - $is_likely_pdf = (strtolower(pathinfo(parse_url($url, PHP_URL_PATH) ?: '', PATHINFO_EXTENSION)) === 'pdf');
7522 - $response = wp_remote_get($url, array(
7523 - 'timeout' => $is_likely_pdf ? 120 : 30,
7524 - 'redirection' => 5,
7525 - 'user-agent' => 'MxChat/1.0'
7526 - ));
7527 -
7528 - if (is_wp_error($response)) {
7529 - return $response;
7530 - }
7531 -
7532 - $response_code = wp_remote_retrieve_response_code($response);
7533 - if ($response_code !== 200) {
7534 - return new WP_Error('http_error', 'HTTP ' . $response_code . ' error for: ' . $url);
7535 - }
7536 -
7537 - // Check if URL is a PDF — expand into per-page queue items using the standard PDF pipeline
7538 - if ($this->mxchat_is_pdf_url($url, $response)) {
7539 - return $this->mxchat_expand_pdf_to_queue($url, $response, $bot_id, $queue_id);
7540 - }
7541 -
7542 - $html = wp_remote_retrieve_body($response);
7543 -
7544 - if (empty($html)) {
7545 - return new WP_Error('empty_response', 'Empty response body');
7546 - }
7547 -
7548 - // Extract and sanitize content
7549 - $content = $this->mxchat_extract_main_content($html);
7550 - $sanitized = $this->mxchat_sanitize_content_for_api($content);
7551 -
7552 - if (empty($sanitized)) {
7553 - // Not an error - just no content found (maybe a redirect or empty page)
7554 - return false;
7555 - }
7556 -
7557 - // Submit to database with content_type
7558 - $result = MxChat_Utils::submit_content_to_db(
7559 - $sanitized,
7560 - $url,
7561 - $api_key,
7562 - null,
7563 - $bot_id,
7564 - $content_type
7565 - );
7566 -
7567 - return $result;
7568 -}
7569 -
7570 -/**
7571 - * Expand a PDF URL into per-page queue items using the standard PDF pipeline.
7572 - * Called when a sitemap URL turns out to be a PDF — downloads, parses page count,
7573 - * and adds pdf_page items to the same queue so they process with full progress tracking.
7574 - */
7575 -private function mxchat_expand_pdf_to_queue($pdf_url, $response, $bot_id = 'default', $queue_id = '') {
7576 - set_time_limit(120); // PDFs need extra time for download + parsing
7577 -
7578 - $upload_dir = wp_upload_dir();
7579 - $pdf_filename = sanitize_file_name('mxchat_kb_' . md5($pdf_url) . '.pdf');
7580 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
7581 -
7582 - $response_body = wp_remote_retrieve_body($response);
7583 - if (empty($response_body)) {
7584 - return new WP_Error('empty_pdf', 'Empty PDF response for: ' . $pdf_url);
7585 - }
7586 -
7587 - if (!wp_mkdir_p(dirname($pdf_path))) {
7588 - return new WP_Error('dir_error', 'Failed to create upload directory');
7589 - }
7590 -
7591 - file_put_contents($pdf_path, $response_body);
7592 -
7593 - if (!file_exists($pdf_path)) {
7594 - return new WP_Error('save_error', 'Failed to save PDF file');
7595 - }
7596 -
7597 - try {
7598 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
7599 -
7600 - if ($total_pages === false || $total_pages < 1) {
7601 - wp_delete_file($pdf_path);
7602 - return new WP_Error('no_pages', 'PDF has no pages: ' . $pdf_url);
7603 - }
7604 -
7605 - // Build per-page items identical to mxchat_handle_pdf_for_knowledge_base
7606 - $pages = array();
7607 - for ($i = 1; $i <= $total_pages; $i++) {
7608 - $pages[] = array(
7609 - 'pdf_path' => $pdf_path,
7610 - 'pdf_url' => $pdf_url,
7611 - 'page_number' => $i,
7612 - 'total_pages' => $total_pages
7613 - );
7614 - }
7615 -
7616 - // Add pdf_page items to the SAME queue so the JS picks them up automatically
7617 - if (!empty($queue_id)) {
7618 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
7619 - } else {
7620 - // Fallback: create a new PDF queue (shouldn't happen in sitemap flow)
7621 - $new_queue_id = 'pdf_' . md5($pdf_url . time());
7622 - $queued_count = $this->mxchat_add_to_queue($new_queue_id, 'pdf_page', $pages, $bot_id);
7623 - $this->mxchat_set_queue_meta($new_queue_id, 'source_url', $pdf_url);
7624 - $this->mxchat_set_queue_meta($new_queue_id, 'queue_type', 'pdf');
7625 - $this->mxchat_set_queue_meta($new_queue_id, 'total_items', $total_pages);
7626 - $this->mxchat_set_queue_meta($new_queue_id, 'bot_id', $bot_id);
7627 - $this->mxchat_set_queue_meta($new_queue_id, 'pdf_path', $pdf_path);
7628 - $this->mxchat_set_queue_meta($new_queue_id, 'created_at', current_time('mysql'));
7629 - }
7630 -
7631 - if ($queued_count === 0) {
7632 - wp_delete_file($pdf_path);
7633 - return new WP_Error('queue_error', 'Failed to add PDF pages to queue');
7634 - }
7635 -
7636 - // Return true so the original URL item is marked complete
7637 - // The new pdf_page items will be processed in subsequent batches
7638 - return true;
7639 -
7640 - } catch (Exception $e) {
7641 - if (file_exists($pdf_path)) {
7642 - wp_delete_file($pdf_path);
7643 - }
7644 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
7645 - }
7646 -}
7647 -
7648 -/**
7649 - * Legacy: Process a PDF URL inline during sitemap queue processing.
7650 - * @deprecated Use mxchat_expand_pdf_to_queue instead — kept for reference only.
7651 - */
7652 -private function mxchat_process_pdf_url_inline($pdf_url, $response, $api_key, $bot_id = 'default') {
7653 - set_time_limit(120); // PDFs need more time — downloading + parsing all pages
7654 -
7655 - $upload_dir = wp_upload_dir();
7656 - $pdf_filename = sanitize_file_name('mxchat_kb_' . md5($pdf_url) . '.pdf');
7657 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
7658 -
7659 - $response_body = wp_remote_retrieve_body($response);
7660 - if (empty($response_body)) {
7661 - return new WP_Error('empty_pdf', 'Empty PDF response');
7662 - }
7663 -
7664 - if (!wp_mkdir_p(dirname($pdf_path))) {
7665 - return new WP_Error('dir_error', 'Failed to create upload directory');
7666 - }
7667 -
7668 - file_put_contents($pdf_path, $response_body);
7669 -
7670 - if (!file_exists($pdf_path)) {
7671 - return new WP_Error('save_error', 'Failed to save PDF file');
7672 - }
7673 -
7674 - try {
7675 - mxchat_load_pdf_parser();
7676 - $parser = new \Smalot\PdfParser\Parser();
7677 - $pdf = $parser->parseFile($pdf_path);
7678 - $pages = $pdf->getPages();
7679 - $total_pages = count($pages);
7680 -
7681 - if ($total_pages < 1) {
7682 - wp_delete_file($pdf_path);
7683 - return new WP_Error('no_pages', 'PDF has no pages');
7684 - }
7685 -
7686 - $processed = 0;
7687 - $skipped_pages = array();
7688 -
7689 - for ($i = 0; $i < $total_pages; $i++) {
7690 - $page_num = $i + 1;
7691 - $text = $pages[$i]->getText();
7692 - if (empty($text)) {
7693 - $skipped_pages[] = 'Page ' . $page_num . ': No text could be extracted — page may contain only images, links, or non-standard encoding';
7694 - continue;
7695 - }
7696 -
7697 - $sanitized = $this->mxchat_sanitize_content_for_api($text);
7698 - if (empty($sanitized)) {
7699 - $skipped_pages[] = 'Page ' . $page_num . ': Text was extracted but contained only special characters, control codes, or unsupported content';
7700 - continue;
7701 - }
7702 -
7703 - $metadata = array(
7704 - 'document_type' => 'pdf',
7705 - 'total_pages' => $total_pages,
7706 - 'current_page' => $page_num,
7707 - 'source_url' => $pdf_url,
7708 - );
7709 -
7710 - $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized;
7711 - $page_url = esc_url($pdf_url . '#page=' . $page_num);
7712 -
7713 - MxChat_Utils::submit_content_to_db(
7714 - $content_with_metadata,
7715 - $page_url,
7716 - $api_key,
7717 - null,
7718 - $bot_id,
7719 - 'pdf'
7720 - );
7721 -
7722 - $processed++;
7723 - }
7724 -
7725 - // Clean up the temp PDF file
7726 - wp_delete_file($pdf_path);
7727 -
7728 - if (!empty($skipped_pages)) {
7729 - error_log('MxChat PDF: Skipped ' . count($skipped_pages) . ' of ' . $total_pages . ' pages: ' . implode('; ', $skipped_pages));
7730 - }
7731 -
7732 - return $processed > 0 ? true : false;
7733 -
7734 - } catch (Exception $e) {
7735 - if (file_exists($pdf_path)) {
7736 - wp_delete_file($pdf_path);
7737 - }
7738 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
7739 - }
7740 -}
7741 -
7742 -/**
7743 - * Extract WooCommerce product content including pricing
7744 - *
7745 - * @param string $url The product URL
7746 - * @return string|false Product content with pricing, or false if not found
7747 - */
7748 -private function mxchat_extract_woocommerce_product_content($url) {
7749 - // Try to get product ID from URL
7750 - $product_id = url_to_postid($url);
7751 -
7752 - // If url_to_postid fails, try to extract from URL pattern
7753 - if (!$product_id) {
7754 - $product_slug = '';
7755 -
7756 - // Handle pretty permalinks: /product/product-name/
7757 - if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
7758 - $product_slug = $matches[1];
7759 - }
7760 -
7761 - if (!empty($product_slug)) {
7762 - $product_post = get_page_by_path($product_slug, OBJECT, 'product');
7763 - if ($product_post) {
7764 - $product_id = $product_post->ID;
7765 - }
7766 - }
7767 - }
7768 -
7769 - if (!$product_id) {
7770 - return false;
7771 - }
7772 -
7773 - // Get WooCommerce product object
7774 - $product = wc_get_product($product_id);
7775 -
7776 - if (!$product) {
7777 - return false;
7778 - }
7779 -
7780 - // Build product content with pricing (similar to mxchat_store_product_embedding)
7781 - $title = $product->get_name();
7782 - $description = $product->get_description();
7783 - $short_description = $product->get_short_description();
7784 - $sku = $product->get_sku();
7785 -
7786 - // Get pricing information
7787 - $regular_price = $product->get_regular_price();
7788 - $sale_price = $product->get_sale_price();
7789 - $price = $product->get_price(); // Current active price
7790 -
7791 - // Get currency symbol
7792 - $currency_symbol = get_woocommerce_currency_symbol();
7793 -
7794 - // Format content
7795 - $content = $title . "\n\n";
7796 -
7797 - if (!empty($short_description)) {
7798 - $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
7799 - }
7800 -
7801 - if (!empty($description)) {
7802 - $content .= wp_strip_all_tags($description) . "\n\n";
7803 - }
7804 -
7805 - // Add pricing information
7806 - if (!empty($regular_price)) {
7807 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
7808 - } elseif (!empty($price)) {
7809 - $content .= "Price: " . $currency_symbol . $price . "\n";
7810 - }
7811 -
7812 - if (!empty($sale_price) && $sale_price !== $regular_price) {
7813 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
7814 - }
7815 -
7816 - // Handle variable products - show price range
7817 - if ($product->is_type('variable')) {
7818 - $min_price = $product->get_variation_price('min');
7819 - $max_price = $product->get_variation_price('max');
7820 - if ($min_price !== $max_price) {
7821 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
7822 - }
7823 - }
7824 -
7825 - if (!empty($sku)) {
7826 - $content .= "SKU: " . $sku . "\n";
7827 - }
7828 -
7829 - // Get product categories
7830 - $categories = wp_get_post_terms($product_id, 'product_cat', array('fields' => 'names'));
7831 - if (!empty($categories) && !is_wp_error($categories)) {
7832 - $content .= "Categories: " . implode(', ', $categories) . "\n";
7833 - }
7834 -
7835 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
7836 - $custom_tabs = get_post_meta($product_id, 'yikes_woo_products_tabs', true);
7837 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
7838 - foreach ($custom_tabs as $tab) {
7839 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
7840 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
7841 -
7842 - if (!empty($tab_title) && !empty($tab_content)) {
7843 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
7844 - }
7845 - }
7846 - }
7847 -
7848 - // Also check for reusable/saved tabs applied to this product
7849 - $applied_saved_tabs = get_post_meta($product_id, 'yikes_woo_reusable_products_tabs_applied', true);
7850 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
7851 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
7852 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
7853 - foreach ($applied_saved_tabs as $saved_tab_id) {
7854 - if (isset($saved_tabs[$saved_tab_id])) {
7855 - $tab = $saved_tabs[$saved_tab_id];
7856 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
7857 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
7858 -
7859 - if (!empty($tab_title) && !empty($tab_content)) {
7860 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
7861 - }
7862 - }
7863 - }
7864 - }
7865 - }
7866 -
7867 - return $this->mxchat_sanitize_content_for_api($content);
7868 -}
7869 -
7870 -/**
7871 - * Process a PDF page from the queue
7872 - */
7873 -private function mxchat_process_queue_pdf_page($item_data, $bot_id = 'default') {
7874 - $pdf_path = isset($item_data['pdf_path']) ? $item_data['pdf_path'] : '';
7875 - $pdf_url = isset($item_data['pdf_url']) ? $item_data['pdf_url'] : '';
7876 - $page_number = isset($item_data['page_number']) ? absint($item_data['page_number']) : 0;
7877 - $total_pages = isset($item_data['total_pages']) ? absint($item_data['total_pages']) : 0;
7878 -
7879 - if (empty($pdf_path) || !file_exists($pdf_path)) {
7880 - return new WP_Error('pdf_not_found', 'PDF file not found: ' . $pdf_path);
7881 - }
7882 -
7883 - if ($page_number < 1) {
7884 - return new WP_Error('invalid_page', 'Invalid page number');
7885 - }
7886 -
7887 - try {
7888 - mxchat_load_pdf_parser();
7889 - $parser = new \Smalot\PdfParser\Parser();
7890 - $pdf = $parser->parseFile($pdf_path);
7891 - $pages = $pdf->getPages();
7892 -
7893 - if (!isset($pages[$page_number - 1])) {
7894 - return new WP_Error('page_not_found', 'Page ' . $page_number . ' not found in PDF');
7895 - }
7896 -
7897 - $text = $pages[$page_number - 1]->getText();
7898 -
7899 - if (empty($text)) {
7900 - return new WP_Error('empty_page', 'Page ' . $page_number . ': No text could be extracted — page may contain only images, links, or non-standard encoding');
7901 - }
7902 -
7903 - $sanitized = $this->mxchat_sanitize_content_for_api($text);
7904 -
7905 - if (empty($sanitized)) {
7906 - 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');
7907 - }
7908 -
7909 - // Create metadata
7910 - $metadata = array(
7911 - 'document_type' => 'pdf',
7912 - 'total_pages' => $total_pages,
7913 - 'current_page' => $page_number,
7914 - 'source_url' => $pdf_url
7915 - );
7916 -
7917 - $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized;
7918 - $page_url = esc_url($pdf_url . "#page=" . $page_number);
7919 -
7920 - // Get bot-specific API key
7921 - $bot_options = $this->get_bot_options($bot_id);
7922 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
7923 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
7924 -
7925 - if (strpos($selected_model, 'voyage') === 0) {
7926 - $api_key = $options['voyage_api_key'] ?? '';
7927 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
7928 - $api_key = $options['gemini_api_key'] ?? '';
7929 - } else {
7930 - $api_key = $options['api_key'] ?? '';
7931 - }
7932 -
7933 - if (empty($api_key)) {
7934 - return new WP_Error('no_api_key', 'API key not configured for bot: ' . $bot_id);
7935 - }
7936 -
7937 - // Submit to database - UPDATED 2.5.6: Added content_type 'pdf'
7938 - $result = MxChat_Utils::submit_content_to_db(
7939 - $content_with_metadata,
7940 - $page_url,
7941 - $api_key,
7942 - null,
7943 - $bot_id,
7944 - 'pdf'
7945 - );
7946 -
7947 - return $result;
7948 -
7949 - } catch (Exception $e) {
7950 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
7951 - }
7952 -}
7953 -
7954 -/**
7955 - * AJAX: Get queue processing status
7956 - */
7957 -public function ajax_mxchat_get_queue_status() {
7958 - // Verify nonce and permissions
7959 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7960 -
7961 - if (!current_user_can('manage_options')) {
7962 - wp_send_json_error('Unauthorized access');
7963 - }
7964 -
7965 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
7966 -
7967 - if (empty($queue_id)) {
7968 - wp_send_json_error('Missing queue ID');
7969 - }
7970 -
7971 - global $wpdb;
7972 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7973 -
7974 - // Get counts by status
7975 - $counts = $wpdb->get_results($wpdb->prepare(
7976 - "SELECT status, COUNT(*) as count
7977 - FROM $table_name
7978 - WHERE queue_id = %s
7979 - GROUP BY status",
7980 - $queue_id
7981 - ), OBJECT_K);
7982 -
7983 - $total = 0;
7984 - $completed = 0;
7985 - $failed = 0;
7986 - $processing = 0;
7987 - $pending = 0;
7988 -
7989 - foreach ($counts as $status => $data) {
7990 - $count = absint($data->count);
7991 - $total += $count;
7992 -
7993 - switch ($status) {
7994 - case 'completed':
7995 - $completed = $count;
7996 - break;
7997 - case 'failed':
7998 - $failed = $count;
7999 - break;
8000 - case 'processing':
8001 - $processing = $count;
8002 - break;
8003 - case 'pending':
8004 - $pending = $count;
8005 - break;
8006 - }
8007 - }
8008 -
8009 - // Calculate percentage
8010 - $percentage = $total > 0 ? round((($completed + $failed) / $total) * 100) : 0;
8011 -
8012 - // Get failed items details (include all failed items, not just those that exhausted retries)
8013 - $failed_items = array();
8014 - if ($failed > 0) {
8015 - $failed_items = $wpdb->get_results($wpdb->prepare(
8016 - "SELECT item_type, item_data, error_message, attempts
8017 - FROM $table_name
8018 - WHERE queue_id = %s
8019 - AND status = 'failed'
8020 - ORDER BY id DESC
8021 - LIMIT 50",
8022 - $queue_id
8023 - ));
8024 - }
8025 -
8026 - // Get queue metadata
8027 - $source_url = $this->mxchat_get_queue_meta($queue_id, 'source_url');
8028 - $queue_type = $this->mxchat_get_queue_meta($queue_id, 'queue_type');
8029 -
8030 - // Determine if queue is complete
8031 - $is_complete = ($pending === 0 && $processing === 0);
8032 -
8033 - wp_send_json_success(array(
8034 - 'queue_id' => $queue_id,
8035 - 'queue_type' => $queue_type,
8036 - 'source_url' => $source_url,
8037 - 'total' => $total,
8038 - 'completed' => $completed,
8039 - 'failed' => $failed,
8040 - 'processing' => $processing,
8041 - 'pending' => $pending,
8042 - 'percentage' => $percentage,
8043 - 'is_complete' => $is_complete,
8044 - 'failed_items' => $failed_items,
8045 - 'status' => $is_complete ? 'complete' : 'processing'
8046 - ));
8047 -}
8048 -
8049 -/**
8050 - * AJAX: Clear completed queue
8051 - */
8052 -public function ajax_mxchat_clear_queue() {
8053 - // Verify nonce and permissions
8054 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8055 -
8056 - if (!current_user_can('manage_options')) {
8057 - wp_send_json_error('Unauthorized access');
8058 - }
8059 -
8060 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8061 -
8062 - if (empty($queue_id)) {
8063 - wp_send_json_error('Missing queue ID');
8064 - }
8065 -
8066 - global $wpdb;
8067 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
8068 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
8069 -
8070 - // Delete queue items
8071 - $wpdb->delete(
8072 - $table_name,
8073 - array('queue_id' => $queue_id),
8074 - array('%s')
8075 - );
8076 -
8077 - // Delete queue metadata
8078 - $wpdb->delete(
8079 - $meta_table,
8080 - array('queue_id' => $queue_id),
8081 - array('%s')
8082 - );
8083 -
8084 - wp_send_json_success(array(
8085 - 'message' => 'Queue cleared successfully'
8086 - ));
8087 -}
8088 -
8089 -/**
8090 - * AJAX: Retry failed items in queue
8091 - */
8092 -public function ajax_mxchat_retry_failed() {
8093 - // Verify nonce and permissions
8094 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8095 -
8096 - if (!current_user_can('manage_options')) {
8097 - wp_send_json_error('Unauthorized access');
8098 - }
8099 -
8100 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8101 -
8102 - if (empty($queue_id)) {
8103 - wp_send_json_error('Missing queue ID');
8104 - }
8105 -
8106 - global $wpdb;
8107 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
8108 -
8109 - // Reset failed items to pending and reset attempt count
8110 - $updated = $wpdb->update(
8111 - $table_name,
8112 - array(
8113 - 'status' => 'pending',
8114 - 'attempts' => 0,
8115 - 'error_message' => null
8116 - ),
8117 - array(
8118 - 'queue_id' => $queue_id,
8119 - 'status' => 'failed'
8120 - ),
8121 - array('%s', '%d', '%s'),
8122 - array('%s', '%s')
8123 - );
8124 -
8125 - wp_send_json_success(array(
8126 - 'message' => 'Reset ' . $updated . ' failed items for retry',
8127 - 'reset_count' => $updated
8128 - ));
8129 -}
8130 -
8131 -
8132 -public function ajax_mxchat_mark_queue_complete() {
8133 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
8134 -
8135 - if (!current_user_can('manage_options')) {
8136 - wp_send_json_error('Unauthorized access');
8137 - }
8138 -
8139 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
8140 -
8141 - if (empty($queue_id)) {
8142 - wp_send_json_error('Missing queue ID');
8143 - }
8144 -
8145 - // Clear active queue transients
8146 - if (strpos($queue_id, 'sitemap_') === 0) {
8147 - delete_transient('mxchat_active_queue_sitemap');
8148 - } else if (strpos($queue_id, 'pdf_') === 0) {
8149 - delete_transient('mxchat_active_queue_pdf');
8150 - }
8151 -
8152 - wp_send_json_success(array('message' => 'Queue marked as complete'));
8153 -}
8154 -
8155 -
8156 - // ========================================
8157 - // STATIC ACCESS METHODS
8158 - // ========================================
8159 -
8160 - /**
8161 - * Get singleton instance
8162 - */
8163 - public static function get_instance() {
8164 - static $instance = null;
8165 - if ($instance === null) {
8166 - $instance = new self();
8167 - }
8168 - return $instance;
8169 - }
8170 -}
8171 -
8172 -// 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
8173 4526 $mxchat_knowledge_manager = MxChat_Knowledge_Manager::get_instance();