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MxChat – AI Chatbot & Content Generation for WordPress / 2.3.3
MxChat – AI Chatbot & Content Generation for WordPress v2.3.3
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← All changes | admin/class-knowledge-manager.php +3971 -7930 3.2.12.3.3 View file →
@@ -1,7931 +1,3972 @@
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($this, 'ajax_mxchat_save_entry_content'));
62 -
63 - // Hook for content deletion
64 - add_action('mxchat_delete_content', array($this, 'mxchat_delete_from_pinecone_by_url'), 10, 1);
65 -
66 - // WordPress post management hooks
67 - add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2);
68 - add_action('post_updated', array($this, 'mxchat_handle_post_update'), 10, 3);
69 - add_action('before_delete_post', array($this, 'mxchat_handle_post_delete'));
70 - add_action('wp_trash_post', array($this, 'mxchat_handle_post_delete'));
71 -
72 - // ACF hook - fires AFTER ACF fields are saved, ensuring ACF data is available
73 - // Priority 20 to run after ACF's own save (which runs at priority 10)
74 - add_action('acf/save_post', array($this, 'mxchat_handle_acf_save'), 20);
75 -
76 - add_action('wp_ajax_mxchat_mark_queue_complete', array($this, 'ajax_mxchat_mark_queue_complete'));
77 -
78 - // WooCommerce product hooks (if WooCommerce is active)
79 - if (class_exists('WooCommerce')) {
80 - add_action('pre_post_update', array($this, 'mxchat_store_pre_update_status'), 10, 2);
81 - add_action('save_post_product', array($this, 'mxchat_handle_product_change'), 10, 3);
82 - add_action('wp_trash_post', array($this, 'mxchat_handle_product_delete'));
83 - add_action('before_delete_post', array($this, 'mxchat_handle_product_delete'));
84 - }
85 -}
86 -
87 - /**
88 - * Get current options (refreshed)
89 - */
90 - private function mxchat_get_options() {
91 - if (empty($this->options)) {
92 - $this->options = get_option('mxchat_options', array());
93 - }
94 - return $this->options;
95 - }
96 -
97 -
98 - // ========================================
99 - // MAIN CONTENT SUBMISSION HANDLERS
100 - // ========================================
101 -
102 -public function mxchat_handle_content_submission() {
103 - // Check if the form was submitted and the user has permission.
104 - if (!isset($_POST['submit_content']) || !current_user_can('manage_options')) {
105 - return;
106 - }
107 -
108 - // Verify the nonce.
109 - $nonce = isset($_POST['mxchat_submit_content_nonce']) ? sanitize_text_field(wp_unslash($_POST['mxchat_submit_content_nonce'])) : '';
110 - if (!wp_verify_nonce($nonce, 'mxchat_submit_content_action')) {
111 - wp_die(esc_html__('Nonce verification failed.', 'mxchat'));
112 - }
113 -
114 - // Sanitize the inputs.
115 - // Use wp_kses_post to allow safe HTML and wp_unslash to remove WordPress added slashes
116 - $article_content = wp_kses_post(wp_unslash($_POST['article_content']));
117 - $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
118 -
119 - // Get bot_id from form submission
120 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
121 -
122 - // Get bot-specific options and API key
123 - $bot_options = $this->get_bot_options($bot_id);
124 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
125 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
126 -
127 - if (strpos($selected_model, 'voyage') === 0) {
128 - $api_key = $options['voyage_api_key'] ?? '';
129 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
130 - $api_key = $options['gemini_api_key'] ?? '';
131 - } else {
132 - $api_key = $options['api_key'] ?? '';
133 - }
134 -
135 - if (empty($api_key)) {
136 - set_transient('mxchat_admin_notice_error',
137 - esc_html__('API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
138 - 30
139 - );
140 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
141 - exit;
142 - }
143 -
144 - // Use centralized utility function with bot_id
145 - $result = MxChat_Utils::submit_content_to_db($article_content, $article_url, $api_key, null, $bot_id);
146 -
147 - if (is_wp_error($result)) {
148 - set_transient('mxchat_admin_notice_error',
149 - esc_html__('Error storing content: ', 'mxchat') . $result->get_error_message(),
150 - 30
151 - );
152 - } else {
153 - set_transient('mxchat_admin_notice_success',
154 - esc_html__('Content successfully submitted!', 'mxchat'),
155 - 30
156 - );
157 - }
158 -
159 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
160 - exit;
161 -}
162 -
163 -public function mxchat_is_pdf_url($url, $response) {
164 - $content_type = wp_remote_retrieve_header($response, 'content-type');
165 - $file_extension = strtolower(pathinfo($url, PATHINFO_EXTENSION));
166 -
167 - // Check Content-Disposition header for .pdf filename (Google Drive sends this)
168 - $disposition = wp_remote_retrieve_header($response, 'content-disposition');
169 - $has_pdf_disposition = ! empty($disposition) && stripos($disposition, '.pdf') !== false;
170 -
171 - return strpos($content_type, 'pdf') !== false || $file_extension === 'pdf' || $has_pdf_disposition;
172 -}
173 -
174 -
175 -public function mxchat_handle_pdf_for_knowledge_base($pdf_url, $response, $bot_id = 'default') {
176 - if (!current_user_can('manage_options')) {
177 - return false;
178 - }
179 -
180 - $pdf_url = esc_url_raw($pdf_url);
181 - $upload_dir = wp_upload_dir();
182 -
183 - if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
184 - return false;
185 - }
186 -
187 - $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
188 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
189 -
190 - $response_body = wp_remote_retrieve_body($response);
191 - if (empty($response_body)) {
192 - return false;
193 - }
194 -
195 - if (!wp_mkdir_p(dirname($pdf_path))) {
196 - return false;
197 - }
198 -
199 - try {
200 - file_put_contents($pdf_path, $response_body);
201 -
202 - if (!file_exists($pdf_path)) {
203 - throw new Exception(__('Failed to save PDF file', 'mxchat'));
204 - }
205 -
206 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
207 -
208 - if ($total_pages === false || $total_pages < 1) {
209 - throw new Exception(__('Invalid PDF: Unable to parse or no pages found', 'mxchat'));
210 - }
211 -
212 - // Create unique queue ID
213 - $queue_id = 'pdf_' . md5($pdf_url . time());
214 -
215 - // Create array of pages to process
216 - $pages = array();
217 - for ($i = 1; $i <= $total_pages; $i++) {
218 - $pages[] = array(
219 - 'pdf_path' => $pdf_path,
220 - 'pdf_url' => $pdf_url,
221 - 'page_number' => $i,
222 - 'total_pages' => $total_pages
223 - );
224 - }
225 -
226 - // Add pages to queue
227 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
228 -
229 - if ($queued_count === 0) {
230 - wp_delete_file($pdf_path);
231 - throw new Exception(__('Failed to add PDF pages to processing queue', 'mxchat'));
232 - }
233 -
234 - // Store queue metadata
235 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $pdf_url);
236 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'pdf');
237 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_pages);
238 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
239 - $this->mxchat_set_queue_meta($queue_id, 'pdf_path', $pdf_path);
240 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
241 -
242 - // Store queue ID in transient for status tracking
243 - set_transient('mxchat_active_queue_pdf', $queue_id, DAY_IN_SECONDS);
244 - set_transient('mxchat_last_pdf_url', $pdf_url, DAY_IN_SECONDS);
245 -
246 - return 'queued';
247 -
248 - } catch (Exception $e) {
249 - if (file_exists($pdf_path)) {
250 - wp_delete_file($pdf_path);
251 - }
252 - return $e->getMessage();
253 - }
254 -}
255 -
256 -/**
257 - * Handle direct PDF file upload from the knowledge base page
258 - */
259 -public function mxchat_handle_pdf_file_submission() {
260 - if (!isset($_POST['submit_pdf_file']) || !current_user_can('manage_options')) {
261 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
262 - }
263 -
264 - check_admin_referer('mxchat_submit_pdf_file_action', 'mxchat_submit_pdf_file_nonce');
265 -
266 - $redirect_url = admin_url('admin.php?page=mxchat-prompts');
267 -
268 - // Validate file upload
269 - if (empty($_FILES['pdf_file']) || $_FILES['pdf_file']['error'] !== UPLOAD_ERR_OK) {
270 - $error_code = isset($_FILES['pdf_file']['error']) ? $_FILES['pdf_file']['error'] : UPLOAD_ERR_NO_FILE;
271 - $error_messages = array(
272 - UPLOAD_ERR_INI_SIZE => __('The uploaded file exceeds the server upload_max_filesize limit.', 'mxchat'),
273 - UPLOAD_ERR_FORM_SIZE => __('The uploaded file exceeds the form MAX_FILE_SIZE limit.', 'mxchat'),
274 - UPLOAD_ERR_PARTIAL => __('The file was only partially uploaded.', 'mxchat'),
275 - UPLOAD_ERR_NO_FILE => __('No file was uploaded. Please select a PDF file.', 'mxchat'),
276 - UPLOAD_ERR_NO_TMP_DIR => __('Server missing temporary folder.', 'mxchat'),
277 - UPLOAD_ERR_CANT_WRITE => __('Server failed to write file to disk.', 'mxchat'),
278 - );
279 - $error_msg = isset($error_messages[$error_code]) ? $error_messages[$error_code] : __('Unknown upload error.', 'mxchat');
280 - set_transient('mxchat_admin_notice_error', $error_msg, 30);
281 - wp_safe_redirect(esc_url($redirect_url));
282 - exit;
283 - }
284 -
285 - $file = $_FILES['pdf_file'];
286 -
287 - // Validate MIME type
288 - $finfo = finfo_open(FILEINFO_MIME_TYPE);
289 - $mime_type = finfo_file($finfo, $file['tmp_name']);
290 - finfo_close($finfo);
291 -
292 - if ($mime_type !== 'application/pdf') {
293 - set_transient('mxchat_admin_notice_error',
294 - esc_html__('Invalid file type. Only PDF files are accepted.', 'mxchat'),
295 - 30
296 - );
297 - wp_safe_redirect(esc_url($redirect_url));
298 - exit;
299 - }
300 -
301 - // Validate extension
302 - $ext = strtolower(pathinfo($file['name'], PATHINFO_EXTENSION));
303 - if ($ext !== 'pdf') {
304 - set_transient('mxchat_admin_notice_error',
305 - esc_html__('Invalid file extension. Only .pdf files are accepted.', 'mxchat'),
306 - 30
307 - );
308 - wp_safe_redirect(esc_url($redirect_url));
309 - exit;
310 - }
311 -
312 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
313 - $original_filename = sanitize_file_name($file['name']);
314 -
315 - $upload_dir = wp_upload_dir();
316 - if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
317 - set_transient('mxchat_admin_notice_error',
318 - esc_html__('WordPress upload directory is not writable.', 'mxchat'),
319 - 30
320 - );
321 - wp_safe_redirect(esc_url($redirect_url));
322 - exit;
323 - }
324 -
325 - $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
326 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
327 -
328 - if (!wp_mkdir_p(dirname($pdf_path))) {
329 - set_transient('mxchat_admin_notice_error',
330 - esc_html__('Failed to create upload directory.', 'mxchat'),
331 - 30
332 - );
333 - wp_safe_redirect(esc_url($redirect_url));
334 - exit;
335 - }
336 -
337 - // Move uploaded file
338 - if (!move_uploaded_file($file['tmp_name'], $pdf_path)) {
339 - set_transient('mxchat_admin_notice_error',
340 - esc_html__('Failed to save uploaded PDF file.', 'mxchat'),
341 - 30
342 - );
343 - wp_safe_redirect(esc_url($redirect_url));
344 - exit;
345 - }
346 -
347 - try {
348 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
349 -
350 - if ($total_pages === false || $total_pages < 1) {
351 - throw new Exception(__('Invalid PDF: Unable to parse or no pages found', 'mxchat'));
352 - }
353 -
354 - // Use original filename as the source identifier
355 - $source_label = 'upload://' . $original_filename;
356 -
357 - $queue_id = 'pdf_' . md5($source_label . time());
358 -
359 - $pages = array();
360 - for ($i = 1; $i <= $total_pages; $i++) {
361 - $pages[] = array(
362 - 'pdf_path' => $pdf_path,
363 - 'pdf_url' => $source_label,
364 - 'page_number' => $i,
365 - 'total_pages' => $total_pages,
366 - );
367 - }
368 -
369 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
370 -
371 - if ($queued_count === 0) {
372 - wp_delete_file($pdf_path);
373 - throw new Exception(__('Failed to add PDF pages to processing queue', 'mxchat'));
374 - }
375 -
376 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $source_label);
377 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'pdf');
378 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_pages);
379 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
380 - $this->mxchat_set_queue_meta($queue_id, 'pdf_path', $pdf_path);
381 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
382 -
383 - set_transient('mxchat_active_queue_pdf', $queue_id, DAY_IN_SECONDS);
384 - set_transient('mxchat_last_pdf_url', $source_label, DAY_IN_SECONDS);
385 -
386 - set_transient('mxchat_admin_notice_success',
387 - sprintf(
388 - esc_html__('PDF "%s" (%d pages) queued for processing. Processing will start automatically.', 'mxchat'),
389 - esc_html($original_filename),
390 - $total_pages
391 - ),
392 - 30
393 - );
394 -
395 - } catch (Exception $e) {
396 - if (file_exists($pdf_path)) {
397 - wp_delete_file($pdf_path);
398 - }
399 - set_transient('mxchat_admin_notice_error',
400 - esc_html__('Failed to process uploaded PDF: ', 'mxchat') . esc_html($e->getMessage()),
401 - 30
402 - );
403 - }
404 -
405 - wp_safe_redirect(esc_url($redirect_url));
406 - exit;
407 -}
408 -
409 -/**
410 - * Validate PDF and count pages with multiple parser attempts
411 - */
412 -private function mxchat_validate_and_count_pdf_pages($pdf_path) {
413 - // Method 1: Try with Smalot PDF Parser (your current method)
414 - try {
415 - mxchat_load_pdf_parser();
416 - $parser = new \Smalot\PdfParser\Parser();
417 - $pdf = $parser->parseFile($pdf_path);
418 - $pages = $pdf->getPages();
419 - $page_count = count($pages);
420 -
421 - if ($page_count > 0) {
422 - //error_log('PDF parsed successfully with Smalot parser: ' . $page_count . ' pages');
423 - return $page_count;
424 - }
425 - } catch (Exception $e) {
426 - //error_log('Smalot PDF parser failed: ' . $e->getMessage());
427 - }
428 -
429 - // Method 2: Try with pdfinfo command (if available)
430 - if (function_exists('shell_exec') && !$this->mxchat_is_shell_disabled()) {
431 - try {
432 - $command = 'pdfinfo ' . escapeshellarg($pdf_path) . ' 2>&1';
433 - $output = shell_exec($command);
434 -
435 - if ($output && preg_match('/Pages:\s*(\d+)/', $output, $matches)) {
436 - $page_count = intval($matches[1]);
437 - if ($page_count > 0) {
438 - //error_log('PDF parsed successfully with pdfinfo: ' . $page_count . ' pages');
439 - return $page_count;
440 - }
441 - }
442 - } catch (Exception $e) {
443 - //error_log('pdfinfo command failed: ' . $e->getMessage());
444 - }
445 - }
446 -
447 - // Method 3: Try to repair PDF and parse again
448 - try {
449 - $repaired_path = $this->mxchat_attempt_pdf_repair($pdf_path);
450 - if ($repaired_path && $repaired_path !== $pdf_path) {
451 - mxchat_load_pdf_parser();
452 - $parser = new \Smalot\PdfParser\Parser();
453 - $pdf = $parser->parseFile($repaired_path);
454 - $pages = $pdf->getPages();
455 - $page_count = count($pages);
456 -
457 - if ($page_count > 0) {
458 - // Replace original with repaired version
459 - copy($repaired_path, $pdf_path);
460 - unlink($repaired_path);
461 - //error_log('PDF repaired and parsed successfully: ' . $page_count . ' pages');
462 - return $page_count;
463 - }
464 -
465 - // Clean up repaired file if it didn't work
466 - unlink($repaired_path);
467 - }
468 - } catch (Exception $e) {
469 - //error_log('PDF repair attempt failed: ' . $e->getMessage());
470 - }
471 -
472 - // Method 4: Manual PDF structure analysis (basic page count)
473 - try {
474 - $page_count = $this->mxchat_manual_pdf_page_count($pdf_path);
475 - if ($page_count > 0) {
476 - //error_log('PDF page count determined manually: ' . $page_count . ' pages');
477 - return $page_count;
478 - }
479 - } catch (Exception $e) {
480 - //error_log('Manual PDF analysis failed: ' . $e->getMessage());
481 - }
482 -
483 - //error_log('All PDF parsing methods failed for: ' . $pdf_path);
484 - return false;
485 -}
486 -
487 -/**
488 - * Check if shell_exec is disabled
489 - */
490 -private function mxchat_is_shell_disabled() {
491 - $disabled = explode(',', ini_get('disable_functions'));
492 - return in_array('shell_exec', $disabled);
493 -}
494 -
495 -/**
496 - * Attempt to repair PDF using basic methods
497 - */
498 -private function mxchat_attempt_pdf_repair($pdf_path) {
499 - try {
500 - $content = file_get_contents($pdf_path);
501 - if (!$content) {
502 - return false;
503 - }
504 -
505 - // Check if PDF starts with proper header
506 - if (substr($content, 0, 4) !== '%PDF') {
507 - // Try to find PDF header in the content
508 - $header_pos = strpos($content, '%PDF');
509 - if ($header_pos !== false && $header_pos < 1024) {
510 - // Remove junk before PDF header
511 - $content = substr($content, $header_pos);
512 - $repaired_path = $pdf_path . '.repaired';
513 - file_put_contents($repaired_path, $content);
514 - return $repaired_path;
515 - }
516 - }
517 -
518 - // Check for EOF marker
519 - $content = rtrim($content);
520 - if (!preg_match('/%%EOF\s*$/', $content)) {
521 - // Add EOF marker if missing
522 - $content .= "\n%%EOF";
523 - $repaired_path = $pdf_path . '.repaired';
524 - file_put_contents($repaired_path, $content);
525 - return $repaired_path;
526 - }
527 -
528 - } catch (Exception $e) {
529 - //error_log('PDF repair error: ' . $e->getMessage());
530 - }
531 -
532 - return false;
533 -}
534 -
535 -/**
536 - * Manual PDF page counting by analyzing PDF structure
537 - */
538 -private function mxchat_manual_pdf_page_count($pdf_path) {
539 - try {
540 - $content = file_get_contents($pdf_path);
541 - if (!$content) {
542 - return 0;
543 - }
544 -
545 - // Method 1: Count /Type /Page objects
546 - $page_count = preg_match_all('/\/Type\s*\/Page[^s]/', $content);
547 - if ($page_count > 0) {
548 - return $page_count;
549 - }
550 -
551 - // Method 2: Look for /Count in pages object
552 - if (preg_match('/\/Type\s*\/Pages.*?\/Count\s+(\d+)/', $content, $matches)) {
553 - return intval($matches[1]);
554 - }
555 -
556 - // Method 3: Count page references
557 - $page_count = preg_match_all('/\d+\s+0\s+obj\s*<<[^>]*\/Type\s*\/Page/', $content);
558 - if ($page_count > 0) {
559 - return $page_count;
560 - }
561 -
562 - } catch (Exception $e) {
563 - //error_log('Manual PDF analysis error: ' . $e->getMessage());
564 - }
565 -
566 - return 0;
567 -}
568 -
569 -
570 -public function mxchat_save_inline_prompt() {
571 - // DEBUG: Log what we're receiving
572 - //error_log('=== MXCHAT DEBUG ===');
573 - //error_log('POST data: ' . print_r($_POST, true));
574 - //error_log('Nonce from POST: ' . ($_POST['_ajax_nonce'] ?? 'NOT FOUND'));
575 -
576 - // Check for nonce security
577 - check_ajax_referer('mxchat_save_inline_nonce', '_ajax_nonce');
578 -
579 - // If we get here, nonce passed
580 - //error_log('Nonce verification PASSED');
581 -
582 - // Verify permissions
583 - if (!current_user_can('manage_options')) {
584 - wp_send_json_error(esc_html__('Permission denied.', 'mxchat'));
585 - return;
586 - }
587 -
588 - global $wpdb;
589 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
590 -
591 - // Validate and sanitize input data
592 - $prompt_id = isset($_POST['id']) ? absint($_POST['id']) : 0;
593 - $article_content = isset($_POST['article_content']) ? wp_kses_post(wp_unslash($_POST['article_content'])) : '';
594 - $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
595 -
596 - if ($prompt_id > 0 && !empty($article_content)) {
597 - // Re-generate the embedding vector for the updated content
598 - $embedding_vector = $this->mxchat_generate_embedding($article_content);
599 - if (is_array($embedding_vector)) {
600 - // Serialize the embedding vector before storing it
601 - $embedding_vector_serialized = serialize($embedding_vector);
602 - // Update the prompt in the database
603 - $updated = $wpdb->update(
604 - $table_name,
605 - array(
606 - 'article_content' => $article_content,
607 - 'embedding_vector' => $embedding_vector_serialized,
608 - 'source_url' => $article_url,
609 - ),
610 - array('id' => $prompt_id),
611 - array('%s', '%s', '%s'),
612 - array('%d')
613 - );
614 - if ($updated !== false) {
615 - wp_send_json_success();
616 - } else {
617 - MxChat_Admin::mxchat_log_debug('knowledge_error', 'Database update failed when saving knowledge entry');
618 - wp_send_json_error(esc_html__('Database update failed.', 'mxchat'));
619 - }
620 - } else {
621 - MxChat_Admin::mxchat_log_debug('embedding_error', 'Embedding generation failed for knowledge entry');
622 - wp_send_json_error(esc_html__('Embedding generation failed.', 'mxchat'));
623 - }
624 - } else {
625 - wp_send_json_error(esc_html__('Invalid data.', 'mxchat'));
626 - }
627 -}
628 -
629 -
630 -/**
631 - * AJAX: Get full content for editing — reassembles chunks if needed.
632 - * Works for both WordPress DB and Pinecone entries.
633 - */
634 -public function ajax_mxchat_get_entry_content() {
635 - check_ajax_referer('mxchat_edit_entry_nonce', 'nonce');
636 -
637 - if ( ! current_user_can('manage_options') ) {
638 - wp_send_json_error( array( 'message' => 'Permission denied.' ) );
639 - }
640 -
641 - $source_url = isset($_POST['source_url']) ? sanitize_text_field( wp_unslash($_POST['source_url']) ) : '';
642 - $entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
643 - $data_source = isset($_POST['data_source']) ? sanitize_key($_POST['data_source']) : 'wordpress';
644 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
645 -
646 - if ( $data_source === 'pinecone' ) {
647 - // Pinecone: fetch vectors by source_url, reassemble chunks
648 - $content = $this->get_pinecone_entry_content( $source_url, $entry_id, $bot_id );
649 - } else {
650 - // WordPress DB
651 - $content = $this->get_wordpress_entry_content( $source_url, $entry_id );
652 - }
653 -
654 - if ( is_wp_error( $content ) ) {
655 - wp_send_json_error( array( 'message' => $content->get_error_message() ) );
656 - }
657 -
658 - wp_send_json_success( $content );
659 -}
660 -
661 -/**
662 - * Get content from WordPress DB — reassembles chunks by source_url.
663 - */
664 -private function get_wordpress_entry_content( $source_url, $entry_id ) {
665 - global $wpdb;
666 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
667 -
668 - // If we have a source_url, check for chunks
669 - if ( ! empty( $source_url ) && strpos( $source_url, 'mxchat://' ) !== 0 ) {
670 - $rows = $wpdb->get_results( $wpdb->prepare(
671 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE source_url = %s ORDER BY id ASC",
672 - $source_url
673 - ) );
674 -
675 - if ( $rows && count( $rows ) > 1 ) {
676 - // Multiple rows = chunked. Reassemble.
677 - $chunks = array();
678 - foreach ( $rows as $row ) {
679 - $parsed = MxChat_Chunker::parse_stored_chunk( $row->article_content );
680 - $index = isset( $parsed['metadata']['chunk_index'] ) ? intval( $parsed['metadata']['chunk_index'] ) : count( $chunks );
681 - $chunks[ $index ] = $parsed['text'];
682 - }
683 - ksort( $chunks );
684 - return array(
685 - 'content' => implode( "\n\n", $chunks ),
686 - 'source_url' => $source_url,
687 - 'is_chunked' => true,
688 - 'chunk_count' => count( $chunks ),
689 - 'content_type' => $rows[0]->content_type,
690 - );
691 - } elseif ( $rows && count( $rows ) === 1 ) {
692 - $parsed = MxChat_Chunker::parse_stored_chunk( $rows[0]->article_content );
693 - return array(
694 - 'content' => $parsed['text'],
695 - 'source_url' => $source_url,
696 - 'entry_id' => $rows[0]->id,
697 - 'is_chunked' => false,
698 - 'content_type' => $rows[0]->content_type,
699 - );
700 - }
701 - }
702 -
703 - // Fallback: fetch by ID
704 - if ( $entry_id > 0 ) {
705 - $row = $wpdb->get_row( $wpdb->prepare(
706 - "SELECT id, article_content, source_url, content_type FROM {$table} WHERE id = %d",
707 - $entry_id
708 - ) );
709 - if ( $row ) {
710 - $parsed = MxChat_Chunker::parse_stored_chunk( $row->article_content );
711 - return array(
712 - 'content' => $parsed['text'],
713 - 'source_url' => $row->source_url,
714 - 'entry_id' => $row->id,
715 - 'is_chunked' => false,
716 - 'content_type' => $row->content_type,
717 - );
718 - }
719 - }
720 -
721 - return new WP_Error( 'not_found', 'Entry not found.' );
722 -}
723 -
724 -/**
725 - * Get content from Pinecone — fetches vectors by source_url, reassembles chunks.
726 - */
727 -private function get_pinecone_entry_content( $source_url, $entry_id, $bot_id ) {
728 - if ( ! class_exists('MxChat_Pinecone_Manager') ) {
729 - return new WP_Error( 'pinecone_unavailable', 'Pinecone manager not available.' );
730 - }
731 -
732 - // Get Pinecone config
733 - if ( $bot_id === 'default' || ! class_exists('MxChat_Multi_Bot_Manager') ) {
734 - $pinecone_options = get_option('mxchat_pinecone_addon_options');
735 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
736 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
737 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
738 - } else {
739 - $bot_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
740 - $api_key = $bot_config['api_key'] ?? '';
741 - $host = $bot_config['host'] ?? '';
742 - $namespace = $bot_config['namespace'] ?? '';
743 - }
744 -
745 - if ( empty($host) || empty($api_key) ) {
746 - return new WP_Error( 'pinecone_config', 'Pinecone not configured.' );
747 - }
748 -
749 - // List vectors with the source_url prefix
750 - $base_id = md5( $source_url );
751 - $vector_ids = array( $base_id );
752 -
753 - // Find chunk vectors
754 - $list_url = "https://{$host}/vectors/list";
755 - $list_body = array( 'prefix' => $base_id . '_chunk_', 'limit' => 100 );
756 - if ( ! empty($namespace) ) {
757 - $list_body['namespace'] = $namespace;
758 - }
759 -
760 - $list_resp = wp_remote_post( $list_url, array(
761 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
762 - 'body' => wp_json_encode( $list_body ),
763 - 'timeout' => 15,
764 - ) );
765 -
766 - if ( ! is_wp_error($list_resp) ) {
767 - $list_data = json_decode( wp_remote_retrieve_body($list_resp), true );
768 - if ( ! empty($list_data['vectors']) ) {
769 - foreach ( $list_data['vectors'] as $v ) {
770 - $vector_ids[] = $v['id'];
771 - }
772 - }
773 - }
774 -
775 - // Fetch vectors with metadata
776 - $fetch_url = "https://{$host}/vectors/fetch";
777 - $fetch_body = array( 'ids' => $vector_ids );
778 - if ( ! empty($namespace) ) {
779 - $fetch_body['namespace'] = $namespace;
780 - }
781 -
782 - $fetch_resp = wp_remote_post( $fetch_url, array(
783 - 'headers' => array( 'Api-Key' => $api_key, 'Content-Type' => 'application/json' ),
784 - 'body' => wp_json_encode( $fetch_body ),
785 - 'timeout' => 15,
786 - ) );
787 -
788 - if ( is_wp_error($fetch_resp) ) {
789 - return new WP_Error( 'pinecone_fetch', 'Failed to fetch from Pinecone.' );
790 - }
791 -
792 - $fetch_data = json_decode( wp_remote_retrieve_body($fetch_resp), true );
793 - $vectors = $fetch_data['vectors'] ?? array();
794 -
795 - if ( empty($vectors) ) {
796 - return new WP_Error( 'not_found', 'Entry not found in Pinecone.' );
797 - }
798 -
799 - // Reassemble chunks
800 - $chunks = array();
801 - $content_type = 'content';
802 - foreach ( $vectors as $vid => $vector ) {
803 - $meta = $vector['metadata'] ?? array();
804 - $text = $meta['text'] ?? '';
805 - $index = $meta['chunk_index'] ?? 0;
806 - $content_type = $meta['type'] ?? 'content';
807 - $chunks[ intval($index) ] = $text;
808 - }
809 - ksort( $chunks );
810 -
811 - return array(
812 - 'content' => implode( "\n\n", $chunks ),
813 - 'source_url' => $source_url,
814 - 'is_chunked' => count($chunks) > 1,
815 - 'chunk_count' => count($chunks),
816 - 'content_type' => $content_type,
817 - );
818 -}
819 -
820 -/**
821 - * AJAX: Save edited content — re-chunks and re-embeds as needed.
822 - * Works for both WordPress DB and Pinecone entries.
823 - */
824 -public function ajax_mxchat_save_entry_content() {
825 - check_ajax_referer('mxchat_edit_entry_nonce', 'nonce');
826 -
827 - if ( ! current_user_can('manage_options') ) {
828 - wp_send_json_error( array( 'message' => 'Permission denied.' ) );
829 - }
830 -
831 - $source_url = isset($_POST['source_url']) ? sanitize_text_field( wp_unslash($_POST['source_url']) ) : '';
832 - $entry_id = isset($_POST['entry_id']) ? absint($_POST['entry_id']) : 0;
833 - $content = isset($_POST['content']) ? wp_kses_post( wp_unslash($_POST['content']) ) : '';
834 - $data_source = isset($_POST['data_source']) ? sanitize_key($_POST['data_source']) : 'wordpress';
835 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
836 - $content_type = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : 'content';
837 -
838 - if ( empty($content) ) {
839 - wp_send_json_error( array( 'message' => 'Content cannot be empty.' ) );
840 - }
841 -
842 - // Get the embedding API key
843 - $options = get_option('mxchat_options', array());
844 - $api_key = '';
845 -
846 - if ( $bot_id !== 'default' && class_exists('MxChat_Multi_Bot_Manager') ) {
847 - $bot_options = apply_filters('mxchat_get_bot_options', array(), $bot_id);
848 - $api_key = $bot_options['api_key'] ?? '';
849 - }
850 - if ( empty($api_key) ) {
851 - $api_key = $options['api_key'] ?? '';
852 - }
853 -
854 - global $wpdb;
855 - $table = $wpdb->prefix . 'mxchat_system_prompt_content';
856 -
857 - // If source_url is empty but we have an entry_id, look it up
858 - if ( empty($source_url) && $entry_id > 0 && $data_source === 'wordpress' ) {
859 - $row = $wpdb->get_row( $wpdb->prepare( "SELECT source_url FROM {$table} WHERE id = %d", $entry_id ) );
860 - if ( $row && ! empty($row->source_url) ) {
861 - $source_url = $row->source_url;
862 - }
863 - }
864 -
865 - // For manual entries (no source_url or mxchat:// prefix), delete the old entry by ID first
866 - // so submit_content_to_db creates a replacement instead of a duplicate
867 - // Also treat legacy mxchat.ai source URLs as manual — old bug assigned the site URL to manual entries
868 - $is_legacy_manual = !empty($source_url) && strpos($source_url, 'mxchat.ai') !== false && strpos($source_url, 'mxchat://') !== 0;
869 - if ( $entry_id > 0 && (empty($source_url) || strpos($source_url, 'mxchat://') === 0 || $is_legacy_manual) ) {
870 - $wpdb->delete( $table, array( 'id' => $entry_id ), array( '%d' ) );
871 - // Clear legacy URL so submit_content_to_db generates a unique mxchat:// identifier
872 - // instead of reusing the shared URL (which would mass-delete other entries with the same URL)
873 - if ( $is_legacy_manual ) {
874 - $source_url = '';
875 - }
876 - }
877 -
878 - // Use the existing submit_content_to_db which handles chunking, Pinecone, and WP DB
879 - $vector_id = ! empty($source_url) ? md5($source_url) : md5('mxchat_manual_' . $entry_id);
880 -
881 - // submit_content_to_db already handles: delete old chunks → re-chunk → re-embed → store
882 - $result = MxChat_Utils::submit_content_to_db( $content, $source_url, $api_key, $vector_id, $bot_id, $content_type );
883 -
884 - if ( is_wp_error($result) ) {
885 - wp_send_json_error( array( 'message' => $result->get_error_message() ) );
886 - }
887 -
888 - wp_send_json_success( array( 'message' => 'Content saved and re-embedded successfully.' ) );
889 -}
890 -
891 -public function mxchat_get_pdf_processing_status($pdf_url) {
892 - $pdf_url = esc_url_raw($pdf_url);
893 - $status = get_transient(sanitize_key('mxchat_pdf_status_' . md5($pdf_url)));
894 -
895 - if (!$status || !is_array($status)) {
896 - return false;
897 - }
898 -
899 - // Check for stalled processing (no updates for 5 minutes)
900 - if ($status['status'] === 'processing' && (time() - absint($status['last_update'])) > 300) {
901 - $status['status'] = 'error';
902 - $status['error'] = __('PDF processing appears to be stalled. No updates for over 5 minutes.', 'mxchat');
903 -
904 - // Save the updated status
905 - set_transient(
906 - sanitize_key('mxchat_pdf_status_' . md5($pdf_url)),
907 - array_map('sanitize_text_field', $status),
908 - DAY_IN_SECONDS
909 - );
910 - }
911 -
912 - $result = array(
913 - 'total_pages' => absint($status['total_pages']),
914 - 'processed_pages' => absint($status['processed_pages']),
915 - 'failed_pages' => absint($status['failed_pages'] ?? 0),
916 - 'percentage' => ($status['total_pages'] > 0)
917 - ? round((absint($status['processed_pages']) / absint($status['total_pages'])) * 100)
918 - : 0,
919 - 'status' => sanitize_text_field($status['status']),
920 - 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
921 - 'failed_pages_list' => isset($status['failed_pages_list']) ? $status['failed_pages_list'] : array(),
922 - 'completion_summary' => isset($status['completion_summary']) ? $status['completion_summary'] : null
923 - );
924 -
925 - // Add error message if present
926 - if (isset($status['error']) && !empty($status['error'])) {
927 - $result['error'] = sanitize_text_field($status['error']);
928 - }
929 -
930 - return $result;
931 -}
932 -
933 -
934 -public function mxchat_handle_sitemap_submission() {
935 - // Check if the form was submitted and verify permissions
936 - if (!isset($_POST['submit_sitemap']) || !current_user_can('manage_options')) {
937 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
938 - }
939 -
940 - // Verify nonce
941 - check_admin_referer('mxchat_submit_sitemap_action', 'mxchat_submit_sitemap_nonce');
942 -
943 - // Validate URL
944 - if (!isset($_POST['sitemap_url']) || empty($_POST['sitemap_url'])) {
945 - set_transient('mxchat_admin_notice_error',
946 - esc_html__('Please provide a valid URL.', 'mxchat'),
947 - 30
948 - );
949 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
950 - exit;
951 - }
952 -
953 - $submitted_url = esc_url_raw($_POST['sitemap_url']);
954 -
955 - // Convert Google Drive sharing URLs to direct download URLs
956 - if ( strpos($submitted_url, 'drive.google.com') !== false ) {
957 - $file_id = '';
958 - if ( preg_match('/[?&]id=([a-zA-Z0-9_-]+)/', $submitted_url, $m) ) {
959 - $file_id = $m[1];
960 - } elseif ( preg_match('#/file/d/([a-zA-Z0-9_-]+)#', $submitted_url, $m) ) {
961 - $file_id = $m[1];
962 - }
963 - if ( ! empty($file_id) ) {
964 - $submitted_url = 'https://drive.google.com/uc?export=download&id=' . $file_id;
965 - }
966 - }
967 -
968 - // Get bot_id from form submission
969 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
970 -
971 - // Get bot-specific options and validate API key
972 - $bot_options = $this->get_bot_options($bot_id);
973 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
974 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
975 -
976 - if (strpos($selected_model, 'voyage') === 0) {
977 - $api_key = $options['voyage_api_key'] ?? '';
978 - $provider_name = 'Voyage AI';
979 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
980 - $api_key = $options['gemini_api_key'] ?? '';
981 - $provider_name = 'Google Gemini';
982 - } else {
983 - $api_key = $options['api_key'] ?? '';
984 - $provider_name = 'OpenAI';
985 - }
986 -
987 - if (empty($api_key)) {
988 - $error_message = sprintf(
989 - esc_html__('%s API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
990 - $provider_name
991 - );
992 - set_transient('mxchat_admin_notice_error', $error_message, 30);
993 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
994 - exit;
995 - }
996 -
997 - // Fetch URL — use browser-like headers so servers with bot protection don't block us
998 - $response = wp_remote_get($submitted_url, array(
999 - 'timeout' => 30,
1000 - 'sslverify' => false,
1001 - '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',
1002 - 'headers' => array(
1003 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
1004 - 'Accept-Language' => 'en-US,en;q=0.9',
1005 - ),
1006 - ));
1007 -
1008 - if (is_wp_error($response) || wp_remote_retrieve_response_code($response) !== 200) {
1009 - $error_message = is_wp_error($response) ? $response->get_error_message() : 'HTTP Status: ' . wp_remote_retrieve_response_code($response);
1010 - set_transient('mxchat_admin_notice_error',
1011 - sprintf(
1012 - esc_html__('Failed to fetch the URL: %s', 'mxchat'),
1013 - esc_html($error_message)
1014 - ),
1015 - 30
1016 - );
1017 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1018 - exit;
1019 - }
1020 -
1021 - $content_type = wp_remote_retrieve_header($response, 'content-type');
1022 - $body_content = wp_remote_retrieve_body($response);
1023 -
1024 - if (empty($body_content)) {
1025 - set_transient('mxchat_admin_notice_error',
1026 - esc_html__('Empty response received from URL.', 'mxchat'),
1027 - 30
1028 - );
1029 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1030 - exit;
1031 - }
1032 -
1033 - // Handle PDF URL
1034 - if ($this->mxchat_is_pdf_url($submitted_url, $response)) {
1035 - $result = $this->mxchat_handle_pdf_for_knowledge_base($submitted_url, $response, $bot_id);
1036 -
1037 - if ($result === 'queued') {
1038 - set_transient('mxchat_admin_notice_success',
1039 - esc_html__('PDF queued for processing. Processing will start automatically.', 'mxchat'),
1040 - 30
1041 - );
1042 - } else {
1043 - set_transient('mxchat_admin_notice_error',
1044 - esc_html__('Failed to queue PDF processing: ', 'mxchat') . esc_html($result),
1045 - 30
1046 - );
1047 - }
1048 -
1049 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1050 - exit;
1051 - }
1052 -
1053 - // Handle Sitemap XML
1054 - if (strpos($content_type, 'xml') !== false || strpos($body_content, '<urlset') !== false) {
1055 - libxml_use_internal_errors(true);
1056 - $xml = simplexml_load_string($body_content);
1057 - $xml_errors = libxml_get_errors();
1058 - libxml_clear_errors();
1059 -
1060 - if ($xml === false || !empty($xml_errors)) {
1061 - set_transient('mxchat_admin_notice_error',
1062 - esc_html__('Invalid sitemap XML. Please provide a valid sitemap.', 'mxchat'),
1063 - 30
1064 - );
1065 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1066 - exit;
1067 - }
1068 -
1069 - $result = $this->mxchat_handle_sitemap_for_knowledge_base($xml, $submitted_url, $bot_id);
1070 -
1071 - if ($result === 'queued') {
1072 - set_transient('mxchat_admin_notice_success',
1073 - esc_html__('Sitemap queued for processing. Processing will start automatically.', 'mxchat'),
1074 - 30
1075 - );
1076 - } else {
1077 - set_transient('mxchat_admin_notice_error',
1078 - esc_html__('Failed to queue sitemap processing. Please check the status below for details.', 'mxchat'),
1079 - 30
1080 - );
1081 - }
1082 -
1083 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1084 - exit;
1085 - }
1086 -
1087 - // Handle Regular URL (single page)
1088 - $page_content = $this->mxchat_extract_main_content($body_content);
1089 - $sanitized_content = $this->mxchat_sanitize_content_for_api($page_content);
1090 -
1091 - //error_log('[MXCHAT-URL-DEBUG] URL: ' . $submitted_url);
1092 - //error_log('[MXCHAT-URL-DEBUG] Extracted page_content length: ' . strlen($page_content));
1093 - //error_log('[MXCHAT-URL-DEBUG] Sanitized content length: ' . strlen($sanitized_content));
1094 - //error_log('[MXCHAT-URL-DEBUG] Content preview: ' . substr($sanitized_content, 0, 500));
1095 -
1096 - if (empty($sanitized_content)) {
1097 - set_transient('mxchat_admin_notice_error',
1098 - esc_html__('No valid content found on the provided URL.', 'mxchat'),
1099 - 30
1100 - );
1101 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1102 - exit;
1103 - }
1104 -
1105 - // For single URLs, process immediately using submit_content_to_db
1106 - // This handles chunking automatically for large content
1107 - $db_result = MxChat_Utils::submit_content_to_db(
1108 - $sanitized_content,
1109 - $submitted_url,
1110 - $api_key,
1111 - null,
1112 - $bot_id,
1113 - 'url' // content_type
1114 - );
1115 -
1116 - if (is_wp_error($db_result)) {
1117 - $error_message = esc_html__('Failed to store content in database: ', 'mxchat') . esc_html($db_result->get_error_message());
1118 - set_transient('mxchat_admin_notice_error', $error_message, 30);
1119 - } else {
1120 - $success_message = esc_html__('URL content successfully submitted!', 'mxchat');
1121 - set_transient('mxchat_admin_notice_success', $success_message, 30);
1122 - }
1123 -
1124 - wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1125 - exit;
1126 -}
1127 -
1128 -
1129 -public function mxchat_get_single_url_status() {
1130 - $status = get_transient('mxchat_single_url_status');
1131 - if (!$status) {
1132 - return null;
1133 - }
1134 -
1135 - // Add human-readable time
1136 - if (isset($status['timestamp'])) {
1137 - $status['human_time'] = human_time_diff(strtotime($status['timestamp']), current_time('timestamp')) . ' ' . __('ago', 'mxchat');
1138 - }
1139 -
1140 - return $status;
1141 -}
1142 -
1143 -public function mxchat_handle_sitemap_for_knowledge_base($xml, $sitemap_url, $bot_id = 'default') {
1144 - if (!current_user_can('manage_options')) {
1145 - return false;
1146 - }
1147 -
1148 - try {
1149 - $sitemap_url = esc_url_raw($sitemap_url);
1150 -
1151 - if (!$xml || !is_object($xml)) {
1152 - throw new Exception(__('Invalid XML object provided', 'mxchat'));
1153 - }
1154 -
1155 - // Get bot-specific embedding API for validation
1156 - $bot_options = $this->get_bot_options($bot_id);
1157 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
1158 -
1159 - // Test the embedding API before processing
1160 - $test_phrase = "Test embedding generation for MxChat";
1161 - $test_result = $this->mxchat_generate_embedding($test_phrase, $bot_id);
1162 -
1163 - if (is_string($test_result)) {
1164 - throw new Exception(__('Embedding API validation failed: ', 'mxchat') . $test_result);
1165 - }
1166 -
1167 - if (!is_array($test_result)) {
1168 - throw new Exception(__('Embedding API returned unexpected result type. Please check your configuration.', 'mxchat'));
1169 - }
1170 -
1171 - // Extract URLs from sitemap
1172 - $urls = array();
1173 - foreach ($xml->url as $url_element) {
1174 - $url = esc_url_raw((string)$url_element->loc);
1175 - if ($url) {
1176 - $urls[] = array('url' => $url);
1177 - }
1178 - }
1179 -
1180 - $total_urls = count($urls);
1181 -
1182 - if ($total_urls < 1) {
1183 - throw new Exception(__('No valid URLs found in sitemap', 'mxchat'));
1184 - }
1185 -
1186 - // Create unique queue ID
1187 - $queue_id = 'sitemap_' . md5($sitemap_url . time());
1188 -
1189 - // Add URLs to queue
1190 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'url', $urls, $bot_id);
1191 -
1192 - if ($queued_count === 0) {
1193 - throw new Exception(__('Failed to add URLs to processing queue', 'mxchat'));
1194 - }
1195 -
1196 - // Store queue metadata
1197 - $this->mxchat_set_queue_meta($queue_id, 'source_url', $sitemap_url);
1198 - $this->mxchat_set_queue_meta($queue_id, 'queue_type', 'sitemap');
1199 - $this->mxchat_set_queue_meta($queue_id, 'total_items', $total_urls);
1200 - $this->mxchat_set_queue_meta($queue_id, 'bot_id', $bot_id);
1201 - $this->mxchat_set_queue_meta($queue_id, 'created_at', current_time('mysql'));
1202 -
1203 - // Store queue ID in transient for status tracking
1204 - set_transient('mxchat_active_queue_sitemap', $queue_id, DAY_IN_SECONDS);
1205 - set_transient('mxchat_last_sitemap_url', $sitemap_url, DAY_IN_SECONDS);
1206 -
1207 - return 'queued';
1208 -
1209 - } catch (Exception $e) {
1210 - $error_message = $e->getMessage();
1211 - //error_log(sprintf(esc_html__('Error preparing sitemap for processing: %s', 'mxchat'), esc_html($error_message)));
1212 -
1213 - return $error_message;
1214 - }
1215 -
1216 -}
1217 -
1218 -/**
1219 - * Remove shortcode tags but preserve the content inside them
1220 - * Example: [vc_column]Hello World[/vc_column] becomes "Hello World"
1221 - *
1222 - * @param string $content The content containing shortcodes
1223 - * @return string Content with shortcode tags removed but inner content preserved
1224 - */
1225 -private function strip_shortcode_tags_preserve_content($content) {
1226 - // Single-pass regex removes all shortcode brackets: [tag], [tag attr="val"], [/tag], [tag /]
1227 - // Content between tags is inherently preserved since only brackets are targeted
1228 - $result = preg_replace('/\[\/?\w[\w-]*[^\]]*\]/', '', $content);
1229 - return ($result !== null) ? $result : $content;
1230 -}
1231 -
1232 -public function mxchat_sanitize_content_for_api($content) {
1233 - //error_log('[MXCHAT-SANITIZE] Original content preview: ' . substr($content, 0, 500) . '...');
1234 -
1235 - // Remove shortcode tags but PRESERVE content inside them
1236 - $content = $this->strip_shortcode_tags_preserve_content($content);
1237 -
1238 - // Remove script, style tags, and HTML comments
1239 - $content = preg_replace('/<script\b[^>]*>(.*?)<\/script>/is', '', $content);
1240 - $content = preg_replace('/<style\b[^>]*>(.*?)<\/style>/is', '', $content);
1241 - $content = preg_replace('/<!--(.|\s)*?-->/', '', $content);
1242 -
1243 - // Remove all HTML tags and decode HTML entities
1244 - $content = wp_strip_all_tags($content);
1245 - $content = html_entity_decode($content, ENT_QUOTES | ENT_HTML5);
1246 -
1247 - // Normalize whitespace but preserve paragraph breaks
1248 - // First, normalize line endings to \n
1249 - $content = str_replace(["\r\n", "\r"], "\n", $content);
1250 - // Replace multiple spaces/tabs with single space, but preserve newlines
1251 - $content = preg_replace('/[ \t]+/', ' ', $content);
1252 - // Replace 3+ newlines with 2 newlines (max 2 blank lines)
1253 - $content = preg_replace('/\n{3,}/', "\n\n", $content);
1254 - // Trim each line
1255 - $lines = explode("\n", $content);
1256 - $lines = array_map('trim', $lines);
1257 - $content = implode("\n", $lines);
1258 - // Final trim
1259 - $content = trim($content);
1260 -
1261 - // Remove control characters (which can cause database issues) but preserve \n (0x0A) and \r (0x0D)
1262 - $content = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/u', '', $content);
1263 -
1264 - // Remove NULL bytes which can cause database errors
1265 - $content = str_replace("\0", "", $content);
1266 -
1267 - // Ensure valid UTF-8 encoding
1268 - $content = wp_check_invalid_utf8($content);
1269 -
1270 - // Remove any extremely long strings without spaces (often garbage)
1271 - $content = preg_replace('/\S{300,}/', ' ', $content);
1272 -
1273 - // Replace problematic characters that often cause database issues
1274 - $content = preg_replace('/[\x{10000}-\x{10FFFF}]/u', '', $content); // Remove emoji and other high Unicode characters
1275 -
1276 - // Replace any remaining potentially problematic characters with spaces
1277 - // BUT preserve newlines by temporarily replacing them
1278 - $content = str_replace("\n", "NEWLINE_PLACEHOLDER", $content);
1279 - $content = preg_replace('/[^\p{L}\p{N}\p{P}\p{Z}\p{Sm}]/u', ' ', $content);
1280 - $content = str_replace("NEWLINE_PLACEHOLDER", "\n", $content);
1281 -
1282 - // Limit to reasonable length if needed
1283 - $max_length = 65000; // Just under MySQL TEXT field limit
1284 - if (strlen($content) > $max_length) {
1285 - $content = substr($content, 0, $max_length);
1286 - }
1287 -
1288 - //error_log('[MXCHAT-SANITIZE] Sanitized content preview: ' . substr($content, 0, 500) . '...');
1289 - return $content;
1290 -}
1291 -public function mxchat_extract_main_content($html) {
1292 - if (empty($html)) {
1293 - return '';
1294 - }
1295 - try {
1296 - $dom = new DOMDocument;
1297 - libxml_use_internal_errors(true); // Suppress HTML parsing errors
1298 - @$dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'), LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
1299 - $xpath = new DOMXPath($dom);
1300 -
1301 - // For debugging purposes
1302 - $debugEnabled = true; // Set to true to enable debugging output
1303 - $debug = function($message) use ($debugEnabled) {
1304 - if ($debugEnabled) {
1305 - //error_log('[MXCHAT-EXTRACT-DEBUG] ' . $message);
1306 - }
1307 - };
1308 -
1309 - // Direct targeting for Gerow theme posts
1310 - $post_text = $xpath->query('//div[contains(@class, "post-text")]');
1311 - if ($post_text && $post_text->length > 0) {
1312 - $debug("Found post-text directly");
1313 - $content = '';
1314 - foreach ($post_text as $node) {
1315 - $content .= $dom->saveHTML($node);
1316 - }
1317 - if (!empty($content)) {
1318 - $debug("Returning post-text content");
1319 - return $content;
1320 - }
1321 - }
1322 -
1323 - // Try to get the blog details content which contains the post-text
1324 - $blog_details = $xpath->query('//div[contains(@class, "blog-details-content")]');
1325 - if ($blog_details && $blog_details->length > 0) {
1326 - $debug("Found blog-details-content");
1327 - $content = '';
1328 - foreach ($blog_details as $node) {
1329 - $content .= $dom->saveHTML($node);
1330 - }
1331 - if (!empty($content)) {
1332 - $debug("Returning blog-details-content");
1333 - return $content;
1334 - }
1335 - }
1336 -
1337 - // Try to get the article which contains the blog details
1338 - $article = $xpath->query('//article[contains(@class, "blog-details-wrap")]');
1339 - if ($article && $article->length > 0) {
1340 - $debug("Found article with blog-details-wrap");
1341 - $content = '';
1342 - foreach ($article as $node) {
1343 - $content .= $dom->saveHTML($node);
1344 - }
1345 - if (!empty($content)) {
1346 - $debug("Returning article content");
1347 - return $content;
1348 - }
1349 - }
1350 -
1351 - // Try even broader with the blog-item-wrap
1352 - $blog_item = $xpath->query('//div[contains(@class, "blog-item-wrap")]');
1353 - if ($blog_item && $blog_item->length > 0) {
1354 - $debug("Found blog-item-wrap");
1355 - $content = '';
1356 - foreach ($blog_item as $node) {
1357 - $content .= $dom->saveHTML($node);
1358 - }
1359 - if (!empty($content)) {
1360 - $debug("Returning blog-item-wrap content");
1361 - return $content;
1362 - }
1363 - }
1364 -
1365 - // Specific Gerow theme path
1366 - $gerow_path = $xpath->query('//section[contains(@class, "blog-area")]//div[contains(@class, "post-text")]');
1367 - if ($gerow_path && $gerow_path->length > 0) {
1368 - $debug("Found Gerow theme path to post-text");
1369 - $content = '';
1370 - foreach ($gerow_path as $node) {
1371 - $content .= $dom->saveHTML($node);
1372 - }
1373 - if (!empty($content)) {
1374 - $debug("Returning Gerow post-text content");
1375 - return $content;
1376 - }
1377 - }
1378 -
1379 - // Generic blog post selectors
1380 - $selectors = [
1381 - // Blog post specific selectors
1382 - '//div[contains(@class, "post-text")]',
1383 - '//article[contains(@class, "blog-post-item")]//div[contains(@class, "post-text")]',
1384 - '//div[contains(@class, "blog-details-content")]',
1385 - '//article[contains(@class, "blog-details-wrap")]',
1386 - '//div[contains(@class, "entry-content")]',
1387 - '//div[contains(@class, "blog-content")]',
1388 - '//div[contains(@class, "blog-item-wrap")]',
1389 -
1390 - // More general content selectors
1391 - '//div[contains(@class, "page__content")]',
1392 - '//div[contains(@class, "elementor-widget-container")]',
1393 - '//div[contains(@class, "elementor-text-editor")]',
1394 - '//div[contains(@class, "elementor-widget-text-editor")]',
1395 - '//*[contains(@class, "entry-content")]',
1396 - '//*[contains(@class, "post-content")]',
1397 - '//*[contains(@class, "article-content")]',
1398 - '//*[@id="content"]',
1399 - '//*[@id="main-content"]',
1400 - '//section[contains(@class, "blog-area")]',
1401 - '//article',
1402 - '//main',
1403 - '//div[contains(@class, "content")]'
1404 - ];
1405 -
1406 - // First handle Elementor content - get only leaf widget containers to avoid duplicates
1407 - $debug("Checking for Elementor content");
1408 - // Get widget containers that are direct children of widgets (not nested inside other widget containers)
1409 - $elementor_widgets = $xpath->query('//div[contains(@class, "elementor-widget")]//div[contains(@class, "elementor-widget-container")]');
1410 - if ($elementor_widgets && $elementor_widgets->length > 0) {
1411 - $debug("Found Elementor widgets");
1412 - $seen_content = array(); // Track seen content to avoid duplicates
1413 - $combined_content = '';
1414 - foreach ($elementor_widgets as $widget) {
1415 - $widget_content = $dom->saveHTML($widget);
1416 - if (!empty($widget_content)) {
1417 - // Create a hash of the content to detect duplicates
1418 - $content_hash = md5($widget_content);
1419 - if (!isset($seen_content[$content_hash])) {
1420 - $seen_content[$content_hash] = true;
1421 - $combined_content .= $widget_content;
1422 - }
1423 - }
1424 - }
1425 - if (!empty($combined_content)) {
1426 - $debug("Returning Elementor content");
1427 - return $combined_content;
1428 - }
1429 - }
1430 -
1431 - // Try standard selectors one by one
1432 - foreach ($selectors as $selector) {
1433 - $debug("Trying selector: " . $selector);
1434 - $nodes = $xpath->query($selector);
1435 - if ($nodes && $nodes->length > 0) {
1436 - $debug("Found " . $nodes->length . " matches for selector: " . $selector);
1437 - // Only take the FIRST matching node to avoid duplicate content
1438 - // (pages often have nested or multiple containers with same class)
1439 - $content = $dom->saveHTML($nodes->item(0));
1440 - if (!empty($content)) {
1441 - $debug("Returning content from selector: " . $selector . " (first match only)");
1442 - return $content;
1443 - }
1444 - }
1445 - }
1446 -
1447 - // Manual regex fallback for post-text if DOM methods fail
1448 - $debug("Trying regex fallback");
1449 - if (preg_match('/<div class="post-text">(.*?)<\/div>\s*<\/div>\s*<\/div>/s', $html, $matches)) {
1450 - $debug("Found post-text via regex");
1451 - return '<div class="post-text">' . $matches[1] . '</div>';
1452 - }
1453 -
1454 - // Try to extract the blog section as a whole
1455 - $blog_section = $xpath->query('//section[contains(@class, "blog-area")]');
1456 - if ($blog_section && $blog_section->length > 0) {
1457 - $debug("Found blog-area section");
1458 - $content = '';
1459 - foreach ($blog_section as $node) {
1460 - $content .= $dom->saveHTML($node);
1461 - }
1462 - if (!empty($content)) {
1463 - $debug("Returning blog-area section content");
1464 - return $content;
1465 - }
1466 - }
1467 -
1468 - // Generic container selectors for non-CMS sites (like .asp pages)
1469 - $debug("Trying generic container selectors");
1470 - $generic_selectors = [
1471 - '//div[@id="main"]',
1472 - '//div[@id="wrapper"]',
1473 - '//div[@id="page"]',
1474 - '//div[@id="site-content"]',
1475 - '//div[contains(@class, "main-content")]',
1476 - '//div[contains(@class, "page-content")]',
1477 - '//div[contains(@class, "site-content")]',
1478 - ];
1479 -
1480 - foreach ($generic_selectors as $selector) {
1481 - $debug("Trying generic selector: " . $selector);
1482 - $nodes = $xpath->query($selector);
1483 - if ($nodes && $nodes->length > 0) {
1484 - $content = $dom->saveHTML($nodes->item(0));
1485 - if (!empty($content)) {
1486 - $debug("Returning content from generic selector: " . $selector);
1487 - return $content;
1488 - }
1489 - }
1490 - }
1491 -
1492 - // Paragraph-based content detection - find regions with substantial text
1493 - $debug("Trying paragraph-based content detection");
1494 - $paragraphs = $xpath->query('//p[string-length(normalize-space()) > 50]');
1495 - if ($paragraphs && $paragraphs->length >= 3) {
1496 - $debug("Found " . $paragraphs->length . " substantial paragraphs");
1497 - // Collect all substantial paragraphs and their content
1498 - $paragraph_content = '';
1499 - foreach ($paragraphs as $p) {
1500 - $paragraph_content .= $dom->saveHTML($p) . "\n";
1501 - }
1502 - if (!empty($paragraph_content)) {
1503 - $debug("Returning paragraph-based content");
1504 - return $paragraph_content;
1505 - }
1506 - }
1507 -
1508 - // Improved body fallback - strip nav/header/footer elements first
1509 - $debug("Using improved body fallback");
1510 - $body = $dom->getElementsByTagName('body');
1511 - if ($body->length > 0) {
1512 - // Clone the body to avoid modifying the original DOM
1513 - $body_clone = $body->item(0)->cloneNode(true);
1514 -
1515 - // Remove common non-content elements by tag name
1516 - $remove_tags = ['nav', 'header', 'footer', 'aside', 'script', 'style', 'noscript'];
1517 - foreach ($remove_tags as $tag) {
1518 - $elements = $body_clone->getElementsByTagName($tag);
1519 - // Iterate backwards to safely remove elements
1520 - for ($i = $elements->length - 1; $i >= 0; $i--) {
1521 - $el = $elements->item($i);
1522 - if ($el && $el->parentNode) {
1523 - $el->parentNode->removeChild($el);
1524 - }
1525 - }
1526 - }
1527 -
1528 - // Remove elements with common non-content class names using XPath on the cloned body
1529 - $temp_dom = new DOMDocument();
1530 - @$temp_dom->appendChild($temp_dom->importNode($body_clone, true));
1531 - $temp_xpath = new DOMXPath($temp_dom);
1532 -
1533 - $remove_class_patterns = [
1534 - '//*[contains(@class, "nav")]',
1535 - '//*[contains(@class, "menu")]',
1536 - '//*[contains(@class, "sidebar")]',
1537 - '//*[contains(@class, "footer")]',
1538 - '//*[contains(@class, "header")]',
1539 - '//*[contains(@id, "nav")]',
1540 - '//*[contains(@id, "menu")]',
1541 - '//*[contains(@id, "sidebar")]',
1542 - '//*[contains(@id, "footer")]',
1543 - '//*[contains(@id, "header")]',
1544 - ];
1545 -
1546 - foreach ($remove_class_patterns as $pattern) {
1547 - $elements = $temp_xpath->query($pattern);
1548 - if ($elements) {
1549 - for ($i = $elements->length - 1; $i >= 0; $i--) {
1550 - $el = $elements->item($i);
1551 - if ($el && $el->parentNode) {
1552 - $el->parentNode->removeChild($el);
1553 - }
1554 - }
1555 - }
1556 - }
1557 -
1558 - $cleaned_content = $temp_dom->saveHTML();
1559 - if (!empty($cleaned_content)) {
1560 - $debug("Returning cleaned body content");
1561 - return $cleaned_content;
1562 - }
1563 - }
1564 -
1565 - // Last resort: return the original HTML
1566 - $debug("Returning original HTML");
1567 - return $html;
1568 - } catch (Exception $e) {
1569 - //error_log('[MXCHAT-ERROR] Content extraction failed: ' . $e->getMessage());
1570 - return $html; // Return original HTML if parsing fails
1571 - } finally {
1572 - libxml_clear_errors();
1573 - }
1574 -}
1575 -public function mxchat_get_sitemap_processing_status($sitemap_url) {
1576 - $sitemap_url = esc_url_raw($sitemap_url);
1577 - $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
1578 - $status = get_transient($status_key);
1579 -
1580 - if (!$status || !is_array($status)) {
1581 - return false;
1582 - }
1583 -
1584 - // Auto-complete check: if all URLs are processed but status isn't complete
1585 - if (isset($status['processed_urls']) && isset($status['total_urls']) &&
1586 - $status['processed_urls'] >= $status['total_urls'] &&
1587 - isset($status['status']) && $status['status'] !== 'complete' &&
1588 - $status['status'] !== 'error') {
1589 -
1590 - // Mark as complete
1591 - $status['status'] = 'complete';
1592 - $status['processed_urls'] = $status['total_urls']; // Ensure exact match
1593 -
1594 - // Update the transient with the corrected status
1595 - set_transient($status_key, $status, DAY_IN_SECONDS);
1596 - }
1597 -
1598 - return array(
1599 - 'total_urls' => absint($status['total_urls']),
1600 - 'processed_urls' => absint($status['processed_urls']),
1601 - 'failed_urls' => absint($status['failed_urls'] ?? 0),
1602 - 'percentage' => ($status['total_urls'] > 0)
1603 - ? round((absint($status['processed_urls']) / absint($status['total_urls'])) * 100)
1604 - : 0,
1605 - 'status' => sanitize_text_field($status['status']),
1606 - 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
1607 - 'error' => isset($status['error']) ? sanitize_text_field($status['error']) : '',
1608 - 'last_error' => isset($status['last_error']) ? sanitize_text_field($status['last_error']) : '',
1609 - 'failed_urls_list' => isset($status['failed_urls_list']) ? $status['failed_urls_list'] : array()
1610 - );
1611 -}
1612 -
1613 -public function mxchat_ajax_get_status_updates() {
1614 - try {
1615 - // Verify the request
1616 - check_ajax_referer('mxchat_status_nonce', 'nonce');
1617 -
1618 - // Get active queue IDs
1619 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
1620 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
1621 -
1622 - $sitemap_status = false;
1623 - $pdf_status = false;
1624 -
1625 - // Get sitemap queue status
1626 - if ($sitemap_queue_id) {
1627 - $sitemap_status = $this->mxchat_get_queue_status_data($sitemap_queue_id, 'sitemap');
1628 - }
1629 -
1630 - // Get PDF queue status
1631 - if ($pdf_queue_id) {
1632 - $pdf_status = $this->mxchat_get_queue_status_data($pdf_queue_id, 'pdf');
1633 - }
1634 -
1635 - $is_active_processing =
1636 - ($sitemap_status && $sitemap_status['status'] === 'processing') ||
1637 - ($pdf_status && $pdf_status['status'] === 'processing');
1638 -
1639 - // Return JSON response with the status data
1640 - wp_send_json(array(
1641 - 'pdf_status' => $pdf_status,
1642 - 'sitemap_status' => $sitemap_status,
1643 - 'is_processing' => $is_active_processing,
1644 - 'sitemap_queue_id' => $sitemap_queue_id,
1645 - 'pdf_queue_id' => $pdf_queue_id
1646 - ));
1647 -
1648 - } catch (Exception $e) {
1649 - //error_log('MxChat Status Update Error: ' . $e->getMessage());
1650 -
1651 - wp_send_json_error(array(
1652 - 'message' => 'Error getting status updates: ' . $e->getMessage(),
1653 - 'status' => 'error'
1654 - ));
1655 - }
1656 -}
1657 -
1658 -/**
1659 - * Helper function to get queue status data
1660 - */
1661 -private function mxchat_get_queue_status_data($queue_id, $type = 'sitemap') {
1662 - global $wpdb;
1663 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
1664 -
1665 - // Get counts by status
1666 - $counts = $wpdb->get_results($wpdb->prepare(
1667 - "SELECT status, COUNT(*) as count
1668 - FROM $table_name
1669 - WHERE queue_id = %s
1670 - GROUP BY status",
1671 - $queue_id
1672 - ), OBJECT_K);
1673 -
1674 - $total = 0;
1675 - $completed = 0;
1676 - $failed = 0;
1677 - $processing = 0;
1678 - $pending = 0;
1679 -
1680 - foreach ($counts as $status => $data) {
1681 - $count = absint($data->count);
1682 - $total += $count;
1683 -
1684 - switch ($status) {
1685 - case 'completed':
1686 - $completed = $count;
1687 - break;
1688 - case 'failed':
1689 - $failed = $count;
1690 - break;
1691 - case 'processing':
1692 - $processing = $count;
1693 - break;
1694 - case 'pending':
1695 - $pending = $count;
1696 - break;
1697 - }
1698 - }
1699 -
1700 - if ($total === 0) {
1701 - return false;
1702 - }
1703 -
1704 - // Calculate percentage
1705 - $percentage = round((($completed + $failed) / $total) * 100);
1706 -
1707 - // Get failed items details (limit to 50)
1708 - $failed_items = array();
1709 - if ($failed > 0) {
1710 - $failed_results = $wpdb->get_results($wpdb->prepare(
1711 - "SELECT item_type, item_data, error_message, attempts, completed_at
1712 - FROM $table_name
1713 - WHERE queue_id = %s
1714 - AND status = 'failed'
1715 - AND attempts >= max_attempts
1716 - ORDER BY id DESC
1717 - LIMIT 50",
1718 - $queue_id
1719 - ));
1720 -
1721 - foreach ($failed_results as $item) {
1722 - $data = json_decode($item->item_data, true);
1723 - $url = $type === 'pdf' ? ($data['pdf_url'] ?? '') : ($data['url'] ?? '');
1724 -
1725 - $failed_items[] = array(
1726 - 'url' => $url,
1727 - 'page' => $type === 'pdf' ? ($data['page_number'] ?? 0) : 0,
1728 - 'error' => $item->error_message,
1729 - 'retries' => $item->attempts,
1730 - 'time' => strtotime($item->completed_at)
1731 - );
1732 - }
1733 - }
1734 -
1735 - // Get queue metadata
1736 - $source_url = $this->mxchat_get_queue_meta($queue_id, 'source_url');
1737 -
1738 - // Determine if queue is complete
1739 - $is_complete = ($pending === 0 && $processing === 0);
1740 -
1741 - // Get last update time
1742 - $last_update = $wpdb->get_var($wpdb->prepare(
1743 - "SELECT MAX(UNIX_TIMESTAMP(COALESCE(completed_at, started_at, created_at)))
1744 - FROM $table_name
1745 - WHERE queue_id = %s",
1746 - $queue_id
1747 - ));
1748 -
1749 - $last_update_text = $last_update ? human_time_diff($last_update, time()) . ' ' . __('ago', 'mxchat') : __('Just now', 'mxchat');
1750 -
1751 - // Format based on type
1752 - if ($type === 'pdf') {
1753 - return array(
1754 - 'total_pages' => $total,
1755 - 'processed_pages' => $completed + $failed,
1756 - 'failed_pages' => $failed,
1757 - 'percentage' => $percentage,
1758 - 'status' => $is_complete ? 'complete' : 'processing',
1759 - 'last_update' => $last_update_text,
1760 - 'failed_pages_list' => $failed_items,
1761 - 'pdf_url' => $source_url,
1762 - 'queue_id' => $queue_id
1763 - );
1764 - } else {
1765 - return array(
1766 - 'total_urls' => $total,
1767 - 'processed_urls' => $completed + $failed,
1768 - 'failed_urls' => $failed,
1769 - 'percentage' => $percentage,
1770 - 'status' => $is_complete ? 'complete' : 'processing',
1771 - 'last_update' => $last_update_text,
1772 - 'failed_urls_list' => $failed_items,
1773 - 'sitemap_url' => $source_url,
1774 - 'queue_id' => $queue_id
1775 - );
1776 - }
1777 -}
1778 -
1779 -/**
1780 - * Public method to get processing status for both sitemap and PDF queues
1781 - * Used by admin pages to display processing status
1782 - *
1783 - * @return array Array with 'sitemap_status', 'pdf_status', and 'is_processing' keys
1784 - */
1785 -public function mxchat_get_processing_statuses() {
1786 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
1787 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
1788 -
1789 - $sitemap_status = false;
1790 - $pdf_status = false;
1791 -
1792 - if ($sitemap_queue_id) {
1793 - $sitemap_status = $this->mxchat_get_queue_status_data($sitemap_queue_id, 'sitemap');
1794 - }
1795 -
1796 - if ($pdf_queue_id) {
1797 - $pdf_status = $this->mxchat_get_queue_status_data($pdf_queue_id, 'pdf');
1798 - }
1799 -
1800 - $is_processing =
1801 - ($sitemap_status && $sitemap_status['status'] === 'processing') ||
1802 - ($pdf_status && $pdf_status['status'] === 'processing');
1803 -
1804 - return array(
1805 - 'sitemap_status' => $sitemap_status,
1806 - 'pdf_status' => $pdf_status,
1807 - 'is_processing' => $is_processing
1808 - );
1809 -}
1810 -
1811 -/**
1812 - * AJAX handler to get recent knowledge entries for real-time table updates
1813 - * UPDATED: Now supports both WordPress DB and Pinecone data sources
1814 - */
1815 -public function ajax_mxchat_get_recent_entries() {
1816 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
1817 -
1818 - if (!current_user_can('manage_options')) {
1819 - wp_send_json_error(array('message' => 'Unauthorized'));
1820 - return;
1821 - }
1822 -
1823 - global $wpdb;
1824 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
1825 -
1826 - // Get parameters
1827 - $last_id = isset($_POST['last_id']) ? absint($_POST['last_id']) : 0;
1828 - $limit = isset($_POST['limit']) ? min(absint($_POST['limit']), 50) : 10;
1829 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
1830 -
1831 - // Check if Pinecone is enabled for this bot
1832 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
1833 - $pinecone_options = $pinecone_manager ? $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id) : array();
1834 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
1835 - $has_pinecone_api = !empty($pinecone_options['mxchat_pinecone_api_key']);
1836 -
1837 - if ($use_pinecone && $has_pinecone_api) {
1838 - // PINECONE DATA SOURCE - Get grouped entry count (not raw vector count)
1839 - // Use mxchat_fetch_pinecone_records which returns total_unique_entries
1840 - $records = $pinecone_manager->mxchat_fetch_pinecone_records($pinecone_options, '', 1, 10, $bot_id, '');
1841 - $total_count = $records['total'] ?? 0;
1842 -
1843 - // For Pinecone, we don't return individual entries during polling
1844 - // (entries are already displayed on page load via mxchat_fetch_pinecone_records)
1845 - // We just return the updated count
1846 - wp_send_json_success(array(
1847 - 'entries' => array(),
1848 - 'total_count' => absint($total_count),
1849 - 'max_id' => $last_id,
1850 - 'data_source' => 'pinecone'
1851 - ));
1852 - return;
1853 - }
1854 -
1855 - // WORDPRESS DB DATA SOURCE
1856 - // Build query to get entries newer than last_id
1857 - $where_clauses = array('1=1');
1858 - $where_values = array();
1859 -
1860 - if ($last_id > 0) {
1861 - $where_clauses[] = 'id > %d';
1862 - $where_values[] = $last_id;
1863 - }
1864 -
1865 - // Note: WordPress DB table doesn't have bot_id column
1866 - // Multi-bot filtering is handled via Pinecone namespaces
1867 -
1868 - $where_sql = implode(' AND ', $where_clauses);
1869 -
1870 - // Get recent entries
1871 - $query = "SELECT id, article_content, source_url, timestamp
1872 - FROM $table_name
1873 - WHERE $where_sql
1874 - ORDER BY id DESC
1875 - LIMIT %d";
1876 -
1877 - $where_values[] = $limit;
1878 -
1879 - $entries = $wpdb->get_results($wpdb->prepare($query, $where_values));
1880 -
1881 - // Get total count of GROUPED entries (by source_url) - matches pagination display
1882 - // Count unique source_urls (excluding mxchat:// internal refs) + count of ungrouped rows
1883 - $total_count = $wpdb->get_var(
1884 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} WHERE source_url != '' AND source_url NOT LIKE 'mxchat://%') +
1885 - (SELECT COUNT(*) FROM {$table_name} WHERE source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')"
1886 - );
1887 -
1888 - // Format entries for response
1889 - $formatted_entries = array();
1890 - $preview_length = 150;
1891 - foreach ($entries as $entry) {
1892 - // Parse chunk metadata using the proper chunker method (same as initial page load)
1893 - if (class_exists('MxChat_Chunker')) {
1894 - $chunk_meta = MxChat_Chunker::parse_stored_chunk($entry->article_content);
1895 - $display_content = $chunk_meta['text'];
1896 - $chunk_metadata = $chunk_meta['metadata'];
1897 - } else {
1898 - $display_content = $entry->article_content;
1899 - $chunk_metadata = array();
1900 - }
1901 -
1902 - $content_preview = mb_strlen($display_content) > $preview_length
1903 - ? mb_substr($display_content, 0, $preview_length) . '...'
1904 - : $display_content;
1905 -
1906 - $formatted_entries[] = array(
1907 - 'id' => $entry->id,
1908 - 'preview' => esc_html($content_preview),
1909 - 'full_content' => wp_kses_post(wpautop($display_content)),
1910 - 'content_length' => mb_strlen($display_content),
1911 - 'preview_length' => $preview_length,
1912 - 'source_url' => $entry->source_url,
1913 - 'has_link' => !empty($entry->source_url) && strpos($entry->source_url, 'mxchat://') !== 0,
1914 - 'chunk_metadata' => $chunk_metadata,
1915 - 'bot_id' => $entry->bot_id ?? 'default',
1916 - 'edit_nonce' => wp_create_nonce('mxchat_edit_entry_nonce'),
1917 - 'delete_nonce' => wp_create_nonce('mxchat_delete_prompt_nonce')
1918 - );
1919 - }
1920 -
1921 - wp_send_json_success(array(
1922 - 'entries' => $formatted_entries,
1923 - 'total_count' => absint($total_count),
1924 - 'max_id' => !empty($entries) ? $entries[0]->id : $last_id,
1925 - 'data_source' => 'wordpress'
1926 - ));
1927 -}
1928 -
1929 -/**
1930 - * Get Pinecone total count from stats API
1931 - * Helper function for ajax_mxchat_get_recent_entries
1932 - */
1933 -private function mxchat_get_pinecone_count_from_stats($pinecone_options) {
1934 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
1935 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
1936 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
1937 -
1938 - if (empty($api_key) || empty($host)) {
1939 - return 0;
1940 - }
1941 -
1942 - try {
1943 - $stats_url = "https://{$host}/describe_index_stats";
1944 -
1945 - $response = wp_remote_post($stats_url, array(
1946 - 'headers' => array(
1947 - 'Api-Key' => $api_key,
1948 - 'Content-Type' => 'application/json'
1949 - ),
1950 - 'body' => '{}',
1951 - 'timeout' => 10
1952 - ));
1953 -
1954 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
1955 - $body = wp_remote_retrieve_body($response);
1956 - $stats_data = json_decode($body, true);
1957 -
1958 - // If namespace is specified, get count from that specific namespace
1959 - if (!empty($namespace) && isset($stats_data['namespaces'][$namespace]['vectorCount'])) {
1960 - return intval($stats_data['namespaces'][$namespace]['vectorCount']);
1961 - }
1962 -
1963 - // If no namespace specified or namespace not found in response, use total
1964 - return intval($stats_data['totalVectorCount'] ?? 0);
1965 - }
1966 -
1967 - return 0;
1968 -
1969 - } catch (Exception $e) {
1970 - return 0;
1971 - }
1972 -}
1973 -
1974 -/**
1975 - * AJAX handler to refresh Pinecone entries table via AJAX
1976 - * Returns the table HTML for updating the UI without a full page reload
1977 - */
1978 -public function ajax_mxchat_refresh_pinecone_entries() {
1979 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
1980 -
1981 - if (!current_user_can('manage_options')) {
1982 - wp_send_json_error(array('message' => 'Unauthorized'));
1983 - return;
1984 - }
1985 -
1986 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
1987 - $page = isset($_POST['page']) ? absint($_POST['page']) : 1;
1988 - $per_page = 25;
1989 - $search_query = isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '';
1990 - $content_type_filter = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : '';
1991 -
1992 - // Get Pinecone manager and options
1993 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
1994 - if (!$pinecone_manager) {
1995 - wp_send_json_error(array('message' => 'Pinecone manager not available'));
1996 - return;
1997 - }
1998 -
1999 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
2000 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2001 - $pinecone_api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2002 -
2003 - if (!$use_pinecone || empty($pinecone_api_key)) {
2004 - wp_send_json_error(array('message' => 'Pinecone not configured'));
2005 - return;
2006 - }
2007 -
2008 - // Fetch records from Pinecone
2009 - $records = $pinecone_manager->mxchat_fetch_pinecone_records($pinecone_options, $search_query, $page, $per_page, $bot_id, $content_type_filter);
2010 - $prompts = $records['data'] ?? array();
2011 - $total_records = $records['total'] ?? 0;
2012 -
2013 - // Preprocess Pinecone records — set chunk_metadata and display_content
2014 - // (matches admin-knowledge-page.php preprocessing)
2015 - foreach ($prompts as $prompt) {
2016 - if (isset($prompt->chunk_index) && $prompt->chunk_index !== null) {
2017 - $prompt->chunk_metadata = array(
2018 - 'chunk_index' => intval($prompt->chunk_index),
2019 - 'total_chunks' => isset($prompt->total_chunks) ? intval($prompt->total_chunks) : null,
2020 - 'is_chunked' => isset($prompt->is_chunked) ? (bool) $prompt->is_chunked : true,
2021 - 'source_url' => $prompt->source_url ?? ''
2022 - );
2023 - $prompt->display_content = $prompt->article_content;
2024 - } else {
2025 - $prompt->chunk_metadata = array();
2026 - $prompt->display_content = $prompt->article_content ?? '';
2027 - }
2028 - }
2029 -
2030 - // Group prompts by source_url
2031 - $grouped_prompts = array();
2032 - foreach ($prompts as $prompt) {
2033 - $source_url = '';
2034 - if (!empty($prompt->chunk_metadata['source_url'])) {
2035 - $source_url = $prompt->chunk_metadata['source_url'];
2036 - } elseif (!empty($prompt->source_url)) {
2037 - $source_url = $prompt->source_url;
2038 - }
2039 -
2040 - if (!empty($source_url)) {
2041 - if (!isset($grouped_prompts[$source_url])) {
2042 - $grouped_prompts[$source_url] = array();
2043 - }
2044 - $grouped_prompts[$source_url][] = $prompt;
2045 - } else {
2046 - $grouped_prompts['_ungrouped_' . $prompt->id] = array($prompt);
2047 - }
2048 - }
2049 -
2050 - // Sort each group by chunk_index
2051 - foreach ($grouped_prompts as $source_url => &$group) {
2052 - usort($group, function($a, $b) {
2053 - $index_a = isset($a->chunk_metadata['chunk_index']) ? intval($a->chunk_metadata['chunk_index']) : 0;
2054 - $index_b = isset($b->chunk_metadata['chunk_index']) ? intval($b->chunk_metadata['chunk_index']) : 0;
2055 - return $index_a - $index_b;
2056 - });
2057 - }
2058 - unset($group);
2059 -
2060 - // Build HTML for the table rows - must match admin-knowledge-page.php structure exactly
2061 - ob_start();
2062 - $display_index = 0;
2063 - $current_page = $page;
2064 - $data_source = 'pinecone';
2065 - $current_bot_id = $bot_id;
2066 - $preview_length = 150;
2067 -
2068 - if (empty($grouped_prompts)) {
2069 - echo '<tr><td colspan="4" style="padding: 40px; text-align: center; color: var(--mxch-text-muted);">';
2070 - esc_html_e('No knowledge entries found in Pinecone.', 'mxchat');
2071 - echo '</td></tr>';
2072 - } else {
2073 - foreach ($grouped_prompts as $source_url => $group) {
2074 - $chunk_count = count($group);
2075 - $first_prompt = $group[0];
2076 - $display_index++;
2077 -
2078 - if ($chunk_count > 1) {
2079 - // Multiple chunks - show grouped row with expand button
2080 - $group_id = 'group-' . md5($source_url);
2081 - ?>
2082 - <tr id="prompt-<?php echo esc_attr($first_prompt->id); ?>"
2083 - class="mxchat-chunk-group-header"
2084 - data-source="<?php echo esc_attr($data_source); ?>"
2085 - data-group-id="<?php echo esc_attr($group_id); ?>"
2086 - style="border-bottom: 1px solid var(--mxch-card-border); background: rgba(33, 150, 243, 0.02);">
2087 - <td style="padding: 12px 16px; text-align: center;">
2088 - <input type="checkbox"
2089 - class="mxchat-entry-checkbox"
2090 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2091 - data-source="<?php echo esc_attr($data_source); ?>"
2092 - data-source-url="<?php echo esc_attr($source_url); ?>"
2093 - data-is-group="true"
2094 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>">
2095 - </td>
2096 - <td style="padding: 12px 16px; font-size: 13px;">
2097 - <?php echo esc_html($display_index + (($current_page - 1) * $per_page)); ?>
2098 - </td>
2099 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2100 - <div class="mxchat-chunk-group-info">
2101 - <button type="button" class="mxchat-chunk-toggle" data-group-id="<?php echo esc_attr($group_id); ?>">
2102 - <span class="dashicons dashicons-arrow-right-alt2"></span>
2103 - </button>
2104 - <span class="mxchat-chunk-badge"><?php echo esc_html($chunk_count); ?> <?php esc_html_e('chunks', 'mxchat'); ?></span>
2105 - <span class="mxchat-chunk-preview">
2106 - <?php
2107 - $parent_content = isset($first_prompt->display_content) ? $first_prompt->display_content : (isset($first_prompt->article_content) ? $first_prompt->article_content : '');
2108 - $content_preview = mb_substr($parent_content, 0, 100);
2109 - echo esc_html($content_preview . '...');
2110 - ?>
2111 - </span>
2112 - </div>
2113 - </td>
2114 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2115 - <?php if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0 && strpos($source_url, '_ungrouped_') !== 0) : ?>
2116 - <a href="<?php echo esc_url($source_url); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2117 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2118 - <?php esc_html_e('View Source', 'mxchat'); ?>
2119 - </a>
2120 - <?php else : ?>
2121 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual Content', 'mxchat'); ?></span>
2122 - <?php endif; ?>
2123 - </td>
2124 - <td class="mxchat-actions-cell" style="padding: 12px 16px; white-space: nowrap;">
2125 - <?php if ($data_source !== 'pinecone') : ?>
2126 - <button type="button"
2127 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
2128 - data-source-url="<?php echo esc_attr($source_url); ?>"
2129 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2130 - data-data-source="<?php echo esc_attr($data_source); ?>"
2131 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2132 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
2133 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
2134 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
2135 - </button>
2136 - <?php endif; ?>
2137 - <button type="button"
2138 - class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-group"
2139 - data-source-url="<?php echo esc_attr($source_url); ?>"
2140 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>"
2141 - data-data-source="<?php echo esc_attr($data_source); ?>"
2142 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2143 - data-nonce="<?php echo wp_create_nonce('mxchat_delete_chunks_nonce'); ?>"
2144 - style="color: var(--mxch-error);"
2145 - title="<?php esc_attr_e('Delete all chunks', 'mxchat'); ?>">
2146 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2147 - </button>
2148 - </td>
2149 - </tr>
2150 - <?php
2151 - // Render hidden chunk rows
2152 - foreach ($group as $chunk_index => $chunk) {
2153 - $meta_chunk_index = isset($chunk->chunk_metadata['chunk_index']) ? intval($chunk->chunk_metadata['chunk_index']) : $chunk_index;
2154 - $meta_total_chunks = isset($chunk->chunk_metadata['total_chunks']) ? intval($chunk->chunk_metadata['total_chunks']) : $chunk_count;
2155 - $content = isset($chunk->display_content) ? $chunk->display_content : (isset($chunk->article_content) ? $chunk->article_content : '');
2156 - $content_preview = mb_strlen($content) > $preview_length
2157 - ? mb_substr($content, 0, $preview_length) . '...'
2158 - : $content;
2159 - ?>
2160 - <tr id="prompt-<?php echo esc_attr($chunk->id); ?>"
2161 - class="mxchat-chunk-row <?php echo esc_attr($group_id); ?>"
2162 - data-source="<?php echo esc_attr($data_source); ?>"
2163 - style="display: none; background: #f8f9fa; border-bottom: 1px solid var(--mxch-card-border);">
2164 - <td style="padding: 12px 16px; text-align: center;">
2165 - <!-- Checkbox column placeholder for chunks (managed by group) -->
2166 - </td>
2167 - <td style="padding: 12px 16px 12px 30px; font-size: 13px;">
2168 - <!-- Hidden ID column for chunks -->
2169 - </td>
2170 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2171 - <div class="mxchat-accordion-wrapper">
2172 - <div class="mxchat-content-preview">
2173 - <span class="mxchat-chunk-indicator" style="margin-right: 10px; color: var(--mxch-text-secondary); font-size: 12px;">
2174 - <?php printf(esc_html__('Chunk %d of %d', 'mxchat'), $meta_chunk_index + 1, $meta_total_chunks); ?>
2175 - </span>
2176 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2177 - <?php if (mb_strlen($content) > $preview_length) : ?>
2178 - <button class="mxchat-expand-toggle" type="button">
2179 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2180 - </button>
2181 - <?php endif; ?>
2182 - </div>
2183 - <div class="mxchat-content-full" style="display: none;">
2184 - <div class="content-view">
2185 - <?php
2186 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2187 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2188 - echo wp_kses_post(wpautop($content));
2189 - echo '</div>';
2190 - } else {
2191 - echo wp_kses_post(wpautop($content));
2192 - }
2193 - ?>
2194 - </div>
2195 - </div>
2196 - </div>
2197 - </td>
2198 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2199 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Same as parent', 'mxchat'); ?></span>
2200 - </td>
2201 - <td class="mxchat-actions-cell" style="padding: 12px 16px;">
2202 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Managed by group', 'mxchat'); ?></span>
2203 - </td>
2204 - </tr>
2205 - <?php
2206 - }
2207 - } else {
2208 - // Single entry - display normally with accordion
2209 - $prompt = $first_prompt;
2210 - $content = isset($prompt->display_content) ? $prompt->display_content : (isset($prompt->article_content) ? $prompt->article_content : '');
2211 - $content_preview = mb_strlen($content) > $preview_length
2212 - ? mb_substr($content, 0, $preview_length) . '...'
2213 - : $content;
2214 - ?>
2215 - <tr id="prompt-<?php echo esc_attr($prompt->id); ?>"
2216 - data-source="<?php echo esc_attr($data_source); ?>"
2217 - style="border-bottom: 1px solid var(--mxch-card-border); background: rgba(33, 150, 243, 0.02);">
2218 - <td style="padding: 12px 16px; text-align: center;">
2219 - <input type="checkbox"
2220 - class="mxchat-entry-checkbox"
2221 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
2222 - data-source="<?php echo esc_attr($data_source); ?>"
2223 - data-source-url="<?php echo esc_attr($prompt->source_url ?? ''); ?>"
2224 - data-is-group="false"
2225 - data-chunk-count="1">
2226 - </td>
2227 - <td style="padding: 12px 16px; font-size: 13px;">
2228 - <?php echo esc_html($display_index + (($current_page - 1) * $per_page)); ?>
2229 - </td>
2230 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2231 - <div class="mxchat-accordion-wrapper">
2232 - <div class="mxchat-content-preview">
2233 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2234 - <?php if (mb_strlen($content) > $preview_length) : ?>
2235 - <button class="mxchat-expand-toggle" type="button">
2236 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2237 - </button>
2238 - <?php endif; ?>
2239 - </div>
2240 - <div class="mxchat-content-full" style="display: none;">
2241 - <div class="content-view">
2242 - <?php
2243 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2244 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2245 - echo wp_kses_post(wpautop($content));
2246 - echo '</div>';
2247 - } else {
2248 - echo wp_kses_post(wpautop($content));
2249 - }
2250 - ?>
2251 - </div>
2252 - </div>
2253 - </div>
2254 - </td>
2255 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2256 - <?php
2257 - $actual_source = $source_url;
2258 - if (strpos($source_url, '_ungrouped_') === 0) {
2259 - $actual_source = $prompt->source_url ?? '';
2260 - }
2261 - if (!empty($actual_source) && strpos($actual_source, 'mxchat://') !== 0) : ?>
2262 - <a href="<?php echo esc_url($actual_source); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2263 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2264 - <?php esc_html_e('View', 'mxchat'); ?>
2265 - </a>
2266 - <?php else : ?>
2267 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual', 'mxchat'); ?></span>
2268 - <?php endif; ?>
2269 - </td>
2270 - <td style="padding: 12px 16px;">
2271 - <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);">
2272 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2273 - </button>
2274 - </td>
2275 - </tr>
2276 - <?php
2277 - }
2278 - }
2279 - }
2280 - $html = ob_get_clean();
2281 -
2282 - // Generate pagination HTML for Pinecone
2283 - $total_pages = ceil($total_records / $per_page);
2284 - $pagination_html = '';
2285 - if ($total_pages > 1) {
2286 - $pagination_html = '<div class="mxchat-ajax-pagination" data-current-page="' . esc_attr($page) . '" data-total-pages="' . esc_attr($total_pages) . '" data-search="' . esc_attr($search_query) . '" data-content-type="' . esc_attr($content_type_filter) . '">';
2287 -
2288 - // Previous button
2289 - if ($page > 1) {
2290 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page - 1) . '">' . esc_html__('&laquo; Previous', 'mxchat') . '</a> ';
2291 - }
2292 -
2293 - // Page numbers
2294 - $start_page = max(1, $page - 2);
2295 - $end_page = min($total_pages, $page + 2);
2296 -
2297 - if ($start_page > 1) {
2298 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="1">1</a> ';
2299 - if ($start_page > 2) {
2300 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2301 - }
2302 - }
2303 -
2304 - for ($i = $start_page; $i <= $end_page; $i++) {
2305 - if ($i == $page) {
2306 - $pagination_html .= '<span class="mxchat-page-current">' . $i . '</span> ';
2307 - } else {
2308 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $i . '">' . $i . '</a> ';
2309 - }
2310 - }
2311 -
2312 - if ($end_page < $total_pages) {
2313 - if ($end_page < $total_pages - 1) {
2314 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2315 - }
2316 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $total_pages . '">' . $total_pages . '</a> ';
2317 - }
2318 -
2319 - // Next button
2320 - if ($page < $total_pages) {
2321 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page + 1) . '">' . esc_html__('Next &raquo;', 'mxchat') . '</a>';
2322 - }
2323 -
2324 - $pagination_html .= '</div>';
2325 - }
2326 -
2327 - wp_send_json_success(array(
2328 - 'html' => $html,
2329 - 'pagination_html' => $pagination_html,
2330 - 'total_count' => $total_records,
2331 - 'total_pages' => $total_pages,
2332 - 'page' => $page,
2333 - 'per_page' => $per_page,
2334 - 'data_source' => 'pinecone'
2335 - ));
2336 -}
2337 -
2338 -/**
2339 - * AJAX handler for pagination - handles both WordPress DB and Pinecone data sources
2340 - * Returns paginated entries without requiring a full page reload
2341 - */
2342 -public function ajax_mxchat_paginate_entries() {
2343 - check_ajax_referer('mxchat_entries_nonce', 'nonce');
2344 -
2345 - if (!current_user_can('manage_options')) {
2346 - wp_send_json_error(array('message' => 'Unauthorized'));
2347 - return;
2348 - }
2349 -
2350 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
2351 - $page = isset($_POST['page']) ? absint($_POST['page']) : 1;
2352 - $search_query = isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '';
2353 - $content_type_filter = isset($_POST['content_type']) ? sanitize_key($_POST['content_type']) : '';
2354 - $per_page = 25;
2355 -
2356 - // Check if Pinecone is enabled for this bot
2357 - $pinecone_manager = $this->mxchat_get_pinecone_manager();
2358 - $pinecone_options = $pinecone_manager ? $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id) : array();
2359 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2360 - $has_pinecone_api = !empty($pinecone_options['mxchat_pinecone_api_key']);
2361 -
2362 - if ($use_pinecone && $has_pinecone_api) {
2363 - // Delegate to Pinecone pagination handler (pass search params)
2364 - $_POST['page'] = $page;
2365 - $_POST['search'] = $search_query;
2366 - $_POST['content_type'] = $content_type_filter;
2367 - $this->ajax_mxchat_refresh_pinecone_entries();
2368 - return;
2369 - }
2370 -
2371 - // WordPress DB pagination - MUST match initial page load logic exactly
2372 - global $wpdb;
2373 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2374 - $offset = ($page - 1) * $per_page;
2375 -
2376 - // Build WHERE clause for search and content type filtering
2377 - $where_clauses = array();
2378 - $where_values = array();
2379 -
2380 - if ($search_query) {
2381 - $where_clauses[] = "article_content LIKE %s";
2382 - $where_values[] = '%' . $wpdb->esc_like($search_query) . '%';
2383 - }
2384 -
2385 - if ($content_type_filter) {
2386 - switch ($content_type_filter) {
2387 - case 'manual':
2388 - $where_clauses[] = "(source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')";
2389 - break;
2390 - case 'pdf':
2391 - $where_clauses[] = "source_url LIKE '%.pdf'";
2392 - break;
2393 - case 'url':
2394 - $where_clauses[] = "source_url != '' AND source_url IS NOT NULL AND source_url NOT LIKE 'mxchat://%' AND source_url NOT LIKE '%.pdf'";
2395 - break;
2396 - }
2397 - }
2398 -
2399 - $where_sql = !empty($where_clauses) ? 'WHERE ' . implode(' AND ', $where_clauses) : '';
2400 -
2401 - // Count grouped entries with filters applied
2402 - if (!empty($where_values)) {
2403 - $count_args = array_merge($where_values, $where_values);
2404 - $count_query = $wpdb->prepare(
2405 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} {$where_sql} AND source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2406 - (SELECT COUNT(*) FROM {$table_name} {$where_sql} AND (source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%'))",
2407 - ...$count_args
2408 - );
2409 - $total_records = $wpdb->get_var($count_query);
2410 - } else if (!empty($where_sql)) {
2411 - // Content type filter only (no search), no prepared values needed
2412 - $total_records = $wpdb->get_var(
2413 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} {$where_sql} AND source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2414 - (SELECT COUNT(*) FROM {$table_name} {$where_sql} AND (source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%'))"
2415 - );
2416 - } else {
2417 - // No filters
2418 - $total_records = $wpdb->get_var(
2419 - "SELECT (SELECT COUNT(DISTINCT source_url) FROM {$table_name} WHERE source_url != '' AND source_url NOT LIKE 'mxchat://%') +
2420 - (SELECT COUNT(*) FROM {$table_name} WHERE source_url = '' OR source_url IS NULL OR source_url LIKE 'mxchat://%')"
2421 - );
2422 - }
2423 - $total_pages = ceil($total_records / $per_page);
2424 -
2425 - // Step 1: Get unique source_urls for this page (ordered by latest timestamp) with filters
2426 - if (!empty($where_values)) {
2427 - $query_args = array_merge($where_values, array($per_page, $offset));
2428 - $urls_query = $wpdb->prepare(
2429 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2430 - {$where_sql}
2431 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2432 - ...$query_args
2433 - );
2434 - } else if (!empty($where_sql)) {
2435 - $urls_query = $wpdb->prepare(
2436 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2437 - {$where_sql}
2438 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2439 - $per_page, $offset
2440 - );
2441 - } else {
2442 - $urls_query = $wpdb->prepare(
2443 - "SELECT source_url, MAX(timestamp) as latest_ts FROM {$table_name}
2444 - GROUP BY source_url ORDER BY latest_ts DESC LIMIT %d OFFSET %d",
2445 - $per_page, $offset
2446 - );
2447 - }
2448 - $page_urls = $wpdb->get_results($urls_query);
2449 -
2450 - // Step 2: Build list of source_urls to fetch
2451 - $url_list = array();
2452 - $url_order_map = array();
2453 - $order_index = 0;
2454 - foreach ($page_urls as $url_row) {
2455 - $url = $url_row->source_url;
2456 - $url_list[] = $url;
2457 - $url_order_map[$url] = $order_index++;
2458 - }
2459 -
2460 - // Step 3: Fetch all rows for these source_urls (with search filter if applicable)
2461 - $prompts = array();
2462 - if (!empty($url_list)) {
2463 - $placeholders = implode(',', array_fill(0, count($url_list), '%s'));
2464 - if ($search_query) {
2465 - // Include search filter in the final fetch
2466 - $prompts_query = $wpdb->prepare(
2467 - "SELECT id, article_content, source_url, timestamp, role_restriction
2468 - FROM {$table_name}
2469 - WHERE source_url IN ($placeholders) AND article_content LIKE %s
2470 - ORDER BY timestamp DESC",
2471 - ...array_merge($url_list, ['%' . $wpdb->esc_like($search_query) . '%'])
2472 - );
2473 - } else {
2474 - $prompts_query = $wpdb->prepare(
2475 - "SELECT id, article_content, source_url, timestamp, role_restriction
2476 - FROM {$table_name}
2477 - WHERE source_url IN ($placeholders)
2478 - ORDER BY timestamp DESC",
2479 - $url_list
2480 - );
2481 - }
2482 - $prompts = $wpdb->get_results($prompts_query);
2483 - }
2484 -
2485 - // Group prompts by source_url for chunk display
2486 - $grouped_prompts = array();
2487 - foreach ($prompts as $prompt) {
2488 - $source_url = $prompt->source_url ?? '';
2489 -
2490 - // Parse chunk metadata using the proper chunker method (same as initial page load)
2491 - if (class_exists('MxChat_Chunker')) {
2492 - $chunk_meta = MxChat_Chunker::parse_stored_chunk($prompt->article_content);
2493 - $prompt->chunk_metadata = $chunk_meta['metadata'];
2494 - $prompt->display_content = $chunk_meta['text'];
2495 - } else {
2496 - $prompt->chunk_metadata = array();
2497 - $prompt->display_content = $prompt->article_content;
2498 - }
2499 -
2500 - if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0) {
2501 - if (!isset($grouped_prompts[$source_url])) {
2502 - $grouped_prompts[$source_url] = array();
2503 - }
2504 - $grouped_prompts[$source_url][] = $prompt;
2505 - } else {
2506 - // Ungrouped entries
2507 - $grouped_prompts['_ungrouped_' . $prompt->id] = array($prompt);
2508 - }
2509 - }
2510 -
2511 - // Sort groups by the original URL order (newest first)
2512 - uksort($grouped_prompts, function($a, $b) use ($url_order_map) {
2513 - $order_a = isset($url_order_map[$a]) ? $url_order_map[$a] : PHP_INT_MAX;
2514 - $order_b = isset($url_order_map[$b]) ? $url_order_map[$b] : PHP_INT_MAX;
2515 - return $order_a - $order_b;
2516 - });
2517 -
2518 - // Sort each group internally by chunk_index
2519 - foreach ($grouped_prompts as $source_url => &$group) {
2520 - usort($group, function($a, $b) {
2521 - $index_a = isset($a->chunk_metadata['chunk_index']) ? intval($a->chunk_metadata['chunk_index']) : 0;
2522 - $index_b = isset($b->chunk_metadata['chunk_index']) ? intval($b->chunk_metadata['chunk_index']) : 0;
2523 - return $index_a - $index_b;
2524 - });
2525 - }
2526 - unset($group);
2527 -
2528 - // Build HTML for the table rows
2529 - ob_start();
2530 - $display_index = 0;
2531 - $current_page = $page;
2532 - $data_source = 'wordpress';
2533 - $current_bot_id = $bot_id;
2534 - $preview_length = 150;
2535 -
2536 - if (empty($grouped_prompts)) {
2537 - echo '<tr><td colspan="5" style="padding: 40px; text-align: center; color: var(--mxch-text-muted);">';
2538 - esc_html_e('No knowledge entries found. Use the Import Options to add content.', 'mxchat');
2539 - echo '</td></tr>';
2540 - } else {
2541 - foreach ($grouped_prompts as $source_url => $group) {
2542 - $chunk_count = count($group);
2543 - $first_prompt = $group[0];
2544 - $display_index++;
2545 -
2546 - if ($chunk_count > 1) {
2547 - // Multiple chunks - show grouped row with expand button
2548 - $group_id = 'group-' . md5($source_url);
2549 - ?>
2550 - <tr id="prompt-<?php echo esc_attr($first_prompt->id); ?>"
2551 - class="mxchat-chunk-group-header"
2552 - data-source="<?php echo esc_attr($data_source); ?>"
2553 - data-group-id="<?php echo esc_attr($group_id); ?>"
2554 - style="border-bottom: 1px solid var(--mxch-card-border);">
2555 - <td style="padding: 12px 16px; text-align: center;">
2556 - <input type="checkbox"
2557 - class="mxchat-entry-checkbox"
2558 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2559 - data-source="<?php echo esc_attr($data_source); ?>"
2560 - data-source-url="<?php echo esc_attr($source_url); ?>"
2561 - data-is-group="true"
2562 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>">
2563 - </td>
2564 - <td style="padding: 12px 16px; font-size: 13px;">
2565 - <?php echo esc_html($first_prompt->id); ?>
2566 - </td>
2567 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2568 - <div class="mxchat-chunk-group-info">
2569 - <button type="button" class="mxchat-chunk-toggle" data-group-id="<?php echo esc_attr($group_id); ?>">
2570 - <span class="dashicons dashicons-arrow-right-alt2"></span>
2571 - </button>
2572 - <span class="mxchat-chunk-badge"><?php echo esc_html($chunk_count); ?> <?php esc_html_e('chunks', 'mxchat'); ?></span>
2573 - <span class="mxchat-chunk-preview">
2574 - <?php
2575 - $parent_content = isset($first_prompt->display_content) ? $first_prompt->display_content : $first_prompt->article_content;
2576 - $content_preview = mb_substr($parent_content, 0, 100);
2577 - echo esc_html($content_preview . '...');
2578 - ?>
2579 - </span>
2580 - </div>
2581 - </td>
2582 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2583 - <?php if (!empty($source_url) && strpos($source_url, 'mxchat://') !== 0 && strpos($source_url, '_ungrouped_') !== 0) : ?>
2584 - <a href="<?php echo esc_url($source_url); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2585 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2586 - <?php esc_html_e('View Source', 'mxchat'); ?>
2587 - </a>
2588 - <?php else : ?>
2589 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual Content', 'mxchat'); ?></span>
2590 - <?php endif; ?>
2591 - </td>
2592 - <td class="mxchat-actions-cell" style="padding: 12px 16px; white-space: nowrap;">
2593 - <?php if ($data_source !== 'pinecone') : ?>
2594 - <button type="button"
2595 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
2596 - data-source-url="<?php echo esc_attr($source_url); ?>"
2597 - data-entry-id="<?php echo esc_attr($first_prompt->id); ?>"
2598 - data-data-source="<?php echo esc_attr($data_source); ?>"
2599 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2600 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
2601 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
2602 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
2603 - </button>
2604 - <?php endif; ?>
2605 - <button type="button"
2606 - class="mxch-btn mxch-btn-ghost mxch-btn-sm delete-button-group"
2607 - data-source-url="<?php echo esc_attr($source_url); ?>"
2608 - data-chunk-count="<?php echo esc_attr($chunk_count); ?>"
2609 - data-data-source="<?php echo esc_attr($data_source); ?>"
2610 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2611 - data-nonce="<?php echo wp_create_nonce('mxchat_delete_chunks_nonce'); ?>"
2612 - style="color: var(--mxch-error);"
2613 - title="<?php esc_attr_e('Delete all chunks', 'mxchat'); ?>">
2614 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2615 - </button>
2616 - </td>
2617 - </tr>
2618 - <?php
2619 - // Render hidden chunk rows
2620 - foreach ($group as $chunk_index => $chunk) {
2621 - $meta_chunk_index = isset($chunk->chunk_metadata['chunk_index']) ? intval($chunk->chunk_metadata['chunk_index']) : $chunk_index;
2622 - $meta_total_chunks = isset($chunk->chunk_metadata['total_chunks']) ? intval($chunk->chunk_metadata['total_chunks']) : $chunk_count;
2623 - $content = isset($chunk->display_content) ? $chunk->display_content : $chunk->article_content;
2624 - $content_preview = mb_strlen($content) > $preview_length
2625 - ? mb_substr($content, 0, $preview_length) . '...'
2626 - : $content;
2627 - ?>
2628 - <tr id="prompt-<?php echo esc_attr($chunk->id); ?>"
2629 - class="mxchat-chunk-row <?php echo esc_attr($group_id); ?>"
2630 - data-source="<?php echo esc_attr($data_source); ?>"
2631 - style="display: none; background: #f8f9fa; border-bottom: 1px solid var(--mxch-card-border);">
2632 - <td style="padding: 12px 16px; text-align: center;">
2633 - <!-- Checkbox column placeholder for chunks (managed by group) -->
2634 - </td>
2635 - <td style="padding: 12px 16px 12px 30px; font-size: 13px;">
2636 - <!-- Hidden ID column for chunks -->
2637 - </td>
2638 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2639 - <div class="mxchat-accordion-wrapper">
2640 - <div class="mxchat-content-preview">
2641 - <span class="mxchat-chunk-indicator" style="margin-right: 10px; color: var(--mxch-text-secondary); font-size: 12px;">
2642 - <?php printf(esc_html__('Chunk %d of %d', 'mxchat'), $meta_chunk_index + 1, $meta_total_chunks); ?>
2643 - </span>
2644 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2645 - <?php if (mb_strlen($content) > $preview_length) : ?>
2646 - <button class="mxchat-expand-toggle" type="button">
2647 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2648 - </button>
2649 - <?php endif; ?>
2650 - </div>
2651 - <div class="mxchat-content-full" style="display: none;">
2652 - <div class="content-view">
2653 - <?php
2654 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2655 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2656 - echo wp_kses_post(wpautop($content));
2657 - echo '</div>';
2658 - } else {
2659 - echo wp_kses_post(wpautop($content));
2660 - }
2661 - ?>
2662 - </div>
2663 - </div>
2664 - </div>
2665 - </td>
2666 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2667 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Same as parent', 'mxchat'); ?></span>
2668 - </td>
2669 - <td class="mxchat-actions-cell" style="padding: 12px 16px;">
2670 - <span class="mxchat-chunk-label" style="color: var(--mxch-text-muted);"><?php esc_html_e('Managed by group', 'mxchat'); ?></span>
2671 - </td>
2672 - </tr>
2673 - <?php
2674 - }
2675 - } else {
2676 - // Single entry - display normally with accordion
2677 - $prompt = $first_prompt;
2678 - $content = isset($prompt->display_content) ? $prompt->display_content : $prompt->article_content;
2679 - $content_preview = mb_strlen($content) > $preview_length
2680 - ? mb_substr($content, 0, $preview_length) . '...'
2681 - : $content;
2682 - ?>
2683 - <tr id="prompt-<?php echo esc_attr($prompt->id); ?>"
2684 - data-source="<?php echo esc_attr($data_source); ?>"
2685 - style="border-bottom: 1px solid var(--mxch-card-border);">
2686 - <td style="padding: 12px 16px; text-align: center;">
2687 - <input type="checkbox"
2688 - class="mxchat-entry-checkbox"
2689 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
2690 - data-source="<?php echo esc_attr($data_source); ?>"
2691 - data-source-url="<?php echo esc_attr($source_url); ?>"
2692 - data-is-group="false">
2693 - </td>
2694 - <td style="padding: 12px 16px; font-size: 13px;">
2695 - <?php echo esc_html($prompt->id); ?>
2696 - </td>
2697 - <td class="mxchat-content-cell" style="padding: 12px 16px; font-size: 13px;">
2698 - <div class="mxchat-accordion-wrapper">
2699 - <div class="mxchat-content-preview">
2700 - <span class="preview-text"><?php echo esc_html($content_preview); ?></span>
2701 - <?php if (mb_strlen($content) > $preview_length) : ?>
2702 - <button class="mxchat-expand-toggle" type="button">
2703 - <span class="dashicons dashicons-arrow-down-alt2"></span>
2704 - </button>
2705 - <?php endif; ?>
2706 - </div>
2707 - <div class="mxchat-content-full" style="display: none;">
2708 - <div class="content-view">
2709 - <?php
2710 - if (preg_match('/[\x{0590}-\x{05FF}]/u', $content)) {
2711 - echo '<div dir="rtl" lang="he" class="rtl-content">';
2712 - echo wp_kses_post(wpautop($content));
2713 - echo '</div>';
2714 - } else {
2715 - echo wp_kses_post(wpautop($content));
2716 - }
2717 - ?>
2718 - </div>
2719 - </div>
2720 - </div>
2721 - </td>
2722 - <td class="mxchat-url-cell" style="padding: 12px 16px; font-size: 13px;">
2723 - <?php
2724 - $actual_source = $source_url;
2725 - if (strpos($source_url, '_ungrouped_') === 0) {
2726 - $actual_source = $prompt->source_url ?? '';
2727 - }
2728 - if (!empty($actual_source) && strpos($actual_source, 'mxchat://') !== 0) : ?>
2729 - <a href="<?php echo esc_url($actual_source); ?>" target="_blank" style="color: var(--mxch-primary); text-decoration: none;">
2730 - <span class="dashicons dashicons-external" style="font-size: 14px;"></span>
2731 - <?php esc_html_e('View', 'mxchat'); ?>
2732 - </a>
2733 - <?php else : ?>
2734 - <span style="color: var(--mxch-text-muted);"><?php esc_html_e('Manual', 'mxchat'); ?></span>
2735 - <?php endif; ?>
2736 - </td>
2737 - <td style="padding: 12px 16px; white-space: nowrap;">
2738 - <button type="button"
2739 - class="mxch-btn mxch-btn-ghost mxch-btn-sm mxchat-edit-entry-btn"
2740 - data-source-url="<?php echo esc_attr($prompt->source_url ?? ''); ?>"
2741 - data-entry-id="<?php echo esc_attr($prompt->id); ?>"
2742 - data-data-source="<?php echo esc_attr($data_source); ?>"
2743 - data-bot-id="<?php echo esc_attr($current_bot_id); ?>"
2744 - data-nonce="<?php echo wp_create_nonce('mxchat_edit_entry_nonce'); ?>"
2745 - title="<?php esc_attr_e('Edit content', 'mxchat'); ?>">
2746 - <span class="dashicons dashicons-edit" style="font-size: 14px;"></span>
2747 - </button>
2748 - <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);">
2749 - <span class="dashicons dashicons-trash" style="font-size: 14px;"></span>
2750 - </button>
2751 - </td>
2752 - </tr>
2753 - <?php
2754 - }
2755 - }
2756 - }
2757 - $html = ob_get_clean();
2758 -
2759 - // Generate pagination HTML (include search/filter data for subsequent pages)
2760 - $pagination_html = '';
2761 - if ($total_pages > 1) {
2762 - $pagination_html = '<div class="mxchat-ajax-pagination" data-current-page="' . esc_attr($page) . '" data-total-pages="' . esc_attr($total_pages) . '" data-search="' . esc_attr($search_query) . '" data-content-type="' . esc_attr($content_type_filter) . '">';
2763 -
2764 - // Previous button
2765 - if ($page > 1) {
2766 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page - 1) . '">' . esc_html__('&laquo; Previous', 'mxchat') . '</a> ';
2767 - }
2768 -
2769 - // Page numbers
2770 - $start_page = max(1, $page - 2);
2771 - $end_page = min($total_pages, $page + 2);
2772 -
2773 - if ($start_page > 1) {
2774 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="1">1</a> ';
2775 - if ($start_page > 2) {
2776 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2777 - }
2778 - }
2779 -
2780 - for ($i = $start_page; $i <= $end_page; $i++) {
2781 - if ($i == $page) {
2782 - $pagination_html .= '<span class="mxchat-page-current">' . $i . '</span> ';
2783 - } else {
2784 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $i . '">' . $i . '</a> ';
2785 - }
2786 - }
2787 -
2788 - if ($end_page < $total_pages) {
2789 - if ($end_page < $total_pages - 1) {
2790 - $pagination_html .= '<span class="mxchat-page-dots">...</span> ';
2791 - }
2792 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . $total_pages . '">' . $total_pages . '</a> ';
2793 - }
2794 -
2795 - // Next button
2796 - if ($page < $total_pages) {
2797 - $pagination_html .= '<a href="#" class="mxchat-page-link" data-page="' . ($page + 1) . '">' . esc_html__('Next &raquo;', 'mxchat') . '</a>';
2798 - }
2799 -
2800 - $pagination_html .= '</div>';
2801 - }
2802 -
2803 - wp_send_json_success(array(
2804 - 'html' => $html,
2805 - 'pagination_html' => $pagination_html,
2806 - 'total_count' => $total_records,
2807 - 'total_pages' => $total_pages,
2808 - 'page' => $page,
2809 - 'per_page' => $per_page,
2810 - 'data_source' => 'wordpress'
2811 - ));
2812 -}
2813 -
2814 -/**
2815 - * AJAX handler to detect available sitemaps on the site
2816 - * Optimized for speed - only checks primary sitemap indexes first
2817 - */
2818 -public function ajax_mxchat_detect_sitemaps() {
2819 - check_ajax_referer('mxchat_detect_sitemaps_nonce', 'nonce');
2820 -
2821 - if (!current_user_can('manage_options')) {
2822 - wp_send_json_error(array('message' => 'Unauthorized'));
2823 - return;
2824 - }
2825 -
2826 - $site_url = get_site_url();
2827 - $sitemaps = array();
2828 - $found_index = false;
2829 -
2830 - // Only check the main sitemap index files first (much faster)
2831 - // These are the primary entry points that contain sub-sitemaps
2832 - $primary_indexes = array(
2833 - 'sitemap_index.xml' => 'Yoast SEO / Rank Math', // Yoast & Rank Math
2834 - 'wp-sitemap.xml' => 'WordPress Core', // WordPress Core
2835 - 'sitemap.xml' => 'Standard', // Generic/AIOSEO
2836 - );
2837 -
2838 - foreach ($primary_indexes as $path => $source) {
2839 - $url = trailingslashit($site_url) . $path;
2840 -
2841 - $response = wp_remote_head($url, array(
2842 - 'timeout' => 10,
2843 - 'sslverify' => false,
2844 - 'redirection' => 1,
2845 - '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',
2846 - ));
2847 -
2848 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
2849 - // Found a sitemap index - parse it to get sub-sitemaps
2850 - $sub_sitemaps = $this->parse_sitemap_index($url);
2851 - if (!empty($sub_sitemaps)) {
2852 - $sitemaps[] = array(
2853 - 'url' => $url,
2854 - 'type' => 'index',
2855 - 'source' => $source,
2856 - 'sub_sitemaps' => $sub_sitemaps
2857 - );
2858 - $found_index = true;
2859 - // Found a valid index, no need to check others
2860 - break;
2861 - }
2862 - }
2863 - }
2864 -
2865 - // If no sitemap index found, check for standalone sitemaps
2866 - if (!$found_index) {
2867 - $standalone_sitemaps = array(
2868 - 'post-sitemap.xml' => array('type' => 'content', 'source' => 'Yoast SEO'),
2869 - 'page-sitemap.xml' => array('type' => 'content', 'source' => 'Yoast SEO'),
2870 - );
2871 -
2872 - foreach ($standalone_sitemaps as $path => $info) {
2873 - $url = trailingslashit($site_url) . $path;
2874 -
2875 - $response = wp_remote_head($url, array(
2876 - 'timeout' => 2,
2877 - 'sslverify' => false
2878 - ));
2879 -
2880 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
2881 - $sitemaps[] = array(
2882 - 'url' => $url,
2883 - 'type' => $info['type'],
2884 - 'source' => $info['source'],
2885 - 'url_count' => 0 // Skip URL count for speed
2886 - );
2887 - }
2888 - }
2889 - }
2890 -
2891 - wp_send_json_success(array(
2892 - 'sitemaps' => $sitemaps,
2893 - 'site_url' => $site_url
2894 - ));
2895 -}
2896 -
2897 -/**
2898 - * Parse a sitemap index to get sub-sitemaps
2899 - * Optimized: doesn't fetch URL count for each sub-sitemap (too slow)
2900 - */
2901 -private function parse_sitemap_index($url) {
2902 - $sub_sitemaps = array();
2903 -
2904 - $response = wp_remote_get($url, array(
2905 - 'timeout' => 30,
2906 - 'sslverify' => false,
2907 - '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',
2908 - 'headers' => array(
2909 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
2910 - 'Accept-Language' => 'en-US,en;q=0.9',
2911 - ),
2912 - ));
2913 -
2914 - if (is_wp_error($response)) {
2915 - return $sub_sitemaps;
2916 - }
2917 -
2918 - $body = wp_remote_retrieve_body($response);
2919 - if (empty($body)) {
2920 - return $sub_sitemaps;
2921 - }
2922 -
2923 - // Suppress XML errors
2924 - libxml_use_internal_errors(true);
2925 - $xml = simplexml_load_string($body);
2926 - libxml_clear_errors();
2927 -
2928 - if ($xml === false) {
2929 - return $sub_sitemaps;
2930 - }
2931 -
2932 - // Check if it's a sitemap index (contains <sitemap> elements)
2933 - if (isset($xml->sitemap)) {
2934 - foreach ($xml->sitemap as $sitemap) {
2935 - $loc = (string) $sitemap->loc;
2936 - if (!empty($loc)) {
2937 - // Try to determine the type from the URL
2938 - $type = 'content';
2939 - if (strpos($loc, 'category') !== false || strpos($loc, 'tag') !== false || strpos($loc, 'taxonomy') !== false) {
2940 - $type = 'taxonomy';
2941 - } elseif (strpos($loc, 'author') !== false || strpos($loc, 'user') !== false) {
2942 - $type = 'author';
2943 - }
2944 -
2945 - // Skip URL count - too slow to fetch for each sitemap
2946 - $sub_sitemaps[] = array(
2947 - 'url' => $loc,
2948 - 'type' => $type,
2949 - 'url_count' => 0, // Don't fetch - takes too long
2950 - 'name' => basename(parse_url($loc, PHP_URL_PATH))
2951 - );
2952 - }
2953 - }
2954 - }
2955 -
2956 - return $sub_sitemaps;
2957 -}
2958 -
2959 -/**
2960 - * Get URL count from a sitemap
2961 - */
2962 -private function get_sitemap_url_count($url) {
2963 - $response = wp_remote_get($url, array(
2964 - 'timeout' => 30,
2965 - 'sslverify' => false,
2966 - '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',
2967 - 'headers' => array(
2968 - 'Accept' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
2969 - 'Accept-Language' => 'en-US,en;q=0.9',
2970 - ),
2971 - ));
2972 -
2973 - if (is_wp_error($response)) {
2974 - return 0;
2975 - }
2976 -
2977 - $body = wp_remote_retrieve_body($response);
2978 - if (empty($body)) {
2979 - return 0;
2980 - }
2981 -
2982 - // Count <url> or <loc> elements
2983 - $count = preg_match_all('/<url>/i', $body, $matches);
2984 - return $count ?: 0;
2985 -}
2986 -
2987 -/**
2988 - * Get sitemaps declared in robots.txt
2989 - */
2990 -private function get_sitemaps_from_robots($site_url) {
2991 - $sitemaps = array();
2992 - $robots_url = trailingslashit($site_url) . 'robots.txt';
2993 -
2994 - $response = wp_remote_get($robots_url, array(
2995 - 'timeout' => 15,
2996 - 'sslverify' => false,
2997 - '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',
2998 - ));
2999 -
3000 - if (is_wp_error($response)) {
3001 - return $sitemaps;
3002 - }
3003 -
3004 - $body = wp_remote_retrieve_body($response);
3005 - if (empty($body)) {
3006 - return $sitemaps;
3007 - }
3008 -
3009 - // Find Sitemap: declarations
3010 - if (preg_match_all('/^Sitemap:\s*(.+)$/mi', $body, $matches)) {
3011 - foreach ($matches[1] as $sitemap_url) {
3012 - $sitemap_url = trim($sitemap_url);
3013 - if (filter_var($sitemap_url, FILTER_VALIDATE_URL)) {
3014 - $sitemaps[] = $sitemap_url;
3015 - }
3016 - }
3017 - }
3018 -
3019 - return $sitemaps;
3020 -}
3021 -
3022 -public function mxchat_stop_processing() {
3023 - // Verify permissions
3024 - if (!current_user_can('manage_options')) {
3025 - wp_die(esc_html__('Unauthorized access', 'mxchat'));
3026 - }
3027 -
3028 - // Verify nonce
3029 - check_admin_referer('mxchat_stop_processing_action', 'mxchat_stop_processing_nonce');
3030 -
3031 - global $wpdb;
3032 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
3033 -
3034 - // Get active queue IDs
3035 - $sitemap_queue_id = get_transient('mxchat_active_queue_sitemap');
3036 - $pdf_queue_id = get_transient('mxchat_active_queue_pdf');
3037 -
3038 - // Delete all pending items from active queues
3039 - if ($sitemap_queue_id) {
3040 - $wpdb->delete(
3041 - $table_name,
3042 - array(
3043 - 'queue_id' => $sitemap_queue_id,
3044 - 'status' => 'pending'
3045 - ),
3046 - array('%s', '%s')
3047 - );
3048 -
3049 - delete_transient('mxchat_active_queue_sitemap');
3050 - delete_transient('mxchat_last_sitemap_url');
3051 - }
3052 -
3053 - if ($pdf_queue_id) {
3054 - // Get PDF path before deleting
3055 - $pdf_path = $this->mxchat_get_queue_meta($pdf_queue_id, 'pdf_path');
3056 -
3057 - $wpdb->delete(
3058 - $table_name,
3059 - array(
3060 - 'queue_id' => $pdf_queue_id,
3061 - 'status' => 'pending'
3062 - ),
3063 - array('%s', '%s')
3064 - );
3065 -
3066 - // Delete PDF file
3067 - if ($pdf_path && file_exists($pdf_path)) {
3068 - wp_delete_file($pdf_path);
3069 - }
3070 -
3071 - delete_transient('mxchat_active_queue_pdf');
3072 - delete_transient('mxchat_last_pdf_url');
3073 - }
3074 -
3075 - // Redirect back with a success message
3076 - set_transient('mxchat_admin_notice_success',
3077 - esc_html__('Processing has been stopped successfully.', 'mxchat'),
3078 - 30
3079 - );
3080 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
3081 - exit;
3082 -}
3083 -
3084 -/**
3085 - * Get content list for processing
3086 - */
3087 -public function ajax_mxchat_get_content_list() {
3088 - // Verify the nonce
3089 - check_ajax_referer('mxchat_content_selector_nonce', 'nonce');
3090 -
3091 - if (!current_user_can('manage_options')) {
3092 - wp_send_json_error(__('Unauthorized access', 'mxchat'));
3093 - }
3094 -
3095 - $page = isset($_GET['page']) ? absint($_GET['page']) : 1;
3096 - $per_page = isset($_GET['per_page']) ? absint($_GET['per_page']) : 100;
3097 - $search = isset($_GET['search']) ? sanitize_text_field($_GET['search']) : '';
3098 - $post_type = isset($_GET['post_type']) ? sanitize_text_field($_GET['post_type']) : 'all';
3099 - $post_status = isset($_GET['post_status']) ? sanitize_text_field($_GET['post_status']) : 'publish';
3100 - $processed_filter = isset($_GET['processed_filter']) ? sanitize_text_field($_GET['processed_filter']) : 'all';
3101 -
3102 - // Build query args
3103 - $args = array(
3104 - 'posts_per_page' => $per_page,
3105 - 'paged' => $page,
3106 - 'post_status' => $post_status !== 'all' ? $post_status : array('publish', 'draft', 'pending'),
3107 - 'orderby' => 'date',
3108 - 'order' => 'DESC',
3109 - );
3110 -
3111 - // Handle post types - IMPROVED VERSION
3112 - if ($post_type !== 'all') {
3113 - $args['post_type'] = $post_type;
3114 - } else {
3115 - // Get all available post types that might contain content
3116 - $all_post_types = array();
3117 -
3118 - // First get all public post types
3119 - $public_types = get_post_types(array('public' => true), 'names');
3120 - $all_post_types = array_merge($all_post_types, $public_types);
3121 -
3122 - // Add common forum/community post types
3123 - $forum_types = array('topic', 'reply', 'forum', 'wpforo_topic', 'wpforo_post');
3124 - foreach ($forum_types as $forum_type) {
3125 - if (post_type_exists($forum_type)) {
3126 - $all_post_types[] = $forum_type;
3127 - }
3128 - }
3129 -
3130 - // Add other commonly used post types
3131 - $common_types = array('product', 'job_listing', 'event', 'portfolio');
3132 - foreach ($common_types as $common_type) {
3133 - if (post_type_exists($common_type)) {
3134 - $all_post_types[] = $common_type;
3135 - }
3136 - }
3137 -
3138 - // Remove duplicates and ensure we have at least some post types
3139 - $all_post_types = array_unique($all_post_types);
3140 -
3141 - if (empty($all_post_types)) {
3142 - // Fallback to basic post types
3143 - $all_post_types = array('post', 'page');
3144 - }
3145 -
3146 - $args['post_type'] = $all_post_types;
3147 -
3148 - // Debug logging to see what post types are being queried
3149 - //error_log('MxChat Debug: Querying post types: ' . implode(', ', $all_post_types));
3150 - }
3151 -
3152 - if (!empty($search)) {
3153 - $args['s'] = $search;
3154 - }
3155 -
3156 - // Get processed data from storage
3157 - $processed_data = array();
3158 -
3159 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3160 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3161 -
3162 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3163 - // Get fresh data from Pinecone - no caching
3164 - $processed_data = $this->mxchat_get_pinecone_processed_content($pinecone_options);
3165 - } else {
3166 - // WordPress DB checking with better URL matching for all post types
3167 - global $wpdb;
3168 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3169 - $processed_items = $wpdb->get_results("SELECT id, source_url, article_content, timestamp FROM {$table_name}");
3170 -
3171 - // Group items by source_url to count chunks
3172 - $url_chunk_counts = array();
3173 - $url_latest_timestamp = array();
3174 - $url_first_id = array();
3175 -
3176 - if (!empty($processed_items)) {
3177 - foreach ($processed_items as $item) {
3178 - $url = $item->source_url;
3179 - if (empty($url)) continue;
3180 -
3181 - // Count chunks per URL
3182 - if (!isset($url_chunk_counts[$url])) {
3183 - $url_chunk_counts[$url] = 0;
3184 - $url_latest_timestamp[$url] = $item->timestamp;
3185 - $url_first_id[$url] = $item->id;
3186 - }
3187 - $url_chunk_counts[$url]++;
3188 -
3189 - // Track latest timestamp
3190 - if (strtotime($item->timestamp) > strtotime($url_latest_timestamp[$url])) {
3191 - $url_latest_timestamp[$url] = $item->timestamp;
3192 - }
3193 - }
3194 -
3195 - // Now build processed_data with chunk counts
3196 - foreach ($url_chunk_counts as $url => $chunk_count) {
3197 - $post_id = $this->mxchat_url_to_post_id_improved($url);
3198 -
3199 - if ($post_id) {
3200 - $processed_data[$post_id] = array(
3201 - 'db_id' => $url_first_id[$url],
3202 - 'timestamp' => $url_latest_timestamp[$url],
3203 - 'url' => $url,
3204 - 'source' => 'wordpress',
3205 - 'chunk_count' => $chunk_count
3206 - );
3207 - }
3208 - }
3209 - }
3210 - }
3211 -
3212 - // Get processed IDs as a simple array for in_array checks
3213 - $processed_ids = array_keys($processed_data);
3214 -
3215 - // Handle processed/unprocessed filter
3216 - if ($processed_filter === 'processed' && !empty($processed_ids)) {
3217 - $args['post__in'] = $processed_ids;
3218 - } elseif ($processed_filter === 'unprocessed' && !empty($processed_ids)) {
3219 - $args['post__not_in'] = $processed_ids;
3220 - }
3221 -
3222 - // Run the query
3223 - $query = new WP_Query($args);
3224 - $content_items = array();
3225 -
3226 - if ($query->have_posts()) {
3227 - while ($query->have_posts()) {
3228 - $query->the_post();
3229 - $id = get_the_ID();
3230 - $post_date = get_the_date();
3231 - $excerpt = wp_trim_words(get_the_excerpt(), 20, '...');
3232 - $word_count = str_word_count(strip_tags(get_the_content()));
3233 -
3234 - $is_processed = in_array($id, $processed_ids);
3235 - $processed_date = '';
3236 - $db_record_id = 0;
3237 - $data_source = 'none';
3238 -
3239 - if ($is_processed && isset($processed_data[$id])) {
3240 - $item_data = $processed_data[$id];
3241 - $data_source = $item_data['source'];
3242 -
3243 - if ($data_source === 'wordpress' && isset($item_data['timestamp'])) {
3244 - // WordPress DB format
3245 - $timestamp = strtotime($item_data['timestamp']);
3246 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
3247 - $db_record_id = $item_data['db_id'];
3248 - } elseif ($data_source === 'pinecone') {
3249 - // Pinecone format
3250 - $processed_date = $item_data['processed_date'];
3251 - $db_record_id = $item_data['db_id'];
3252 - }
3253 - }
3254 -
3255 - // Get chunk count for this item
3256 - $chunk_count = 0;
3257 - if ($is_processed && isset($processed_data[$id]['chunk_count'])) {
3258 - $chunk_count = intval($processed_data[$id]['chunk_count']);
3259 - }
3260 -
3261 - $content_items[] = array(
3262 - 'id' => $id,
3263 - 'title' => get_the_title(),
3264 - 'permalink' => get_permalink(),
3265 - 'date' => $post_date,
3266 - 'type' => get_post_type(),
3267 - 'status' => get_post_status(),
3268 - 'excerpt' => $excerpt,
3269 - 'word_count' => $word_count,
3270 - 'already_processed' => $is_processed,
3271 - 'processed_date' => $processed_date,
3272 - 'db_record_id' => $db_record_id,
3273 - 'data_source' => $data_source,
3274 - 'chunk_count' => $chunk_count
3275 - );
3276 - }
3277 - wp_reset_postdata();
3278 - }
3279 -
3280 - $response = array(
3281 - 'items' => $content_items,
3282 - 'total' => $query->found_posts,
3283 - 'total_pages' => $query->max_num_pages,
3284 - 'current_page' => $page,
3285 - 'processed_count' => count($processed_ids)
3286 - );
3287 -
3288 - wp_send_json_success($response);
3289 - exit;
3290 -}
3291 -
3292 -
3293 -/**
3294 - * This function handles various WooCommerce URL formats and permalink structures
3295 - */
3296 -private function mxchat_url_to_post_id_improved($url) {
3297 - // First try the standard WordPress function
3298 - $post_id = url_to_postid($url);
3299 -
3300 - if ($post_id > 0) {
3301 - return $post_id;
3302 - }
3303 -
3304 - // If that fails, try more aggressive URL matching
3305 - // Remove trailing slashes and query parameters for better matching
3306 - $clean_url = rtrim($url, '/');
3307 - $clean_url = strtok($clean_url, '?'); // Remove query parameters
3308 -
3309 - // Try again with cleaned URL
3310 - $post_id = url_to_postid($clean_url);
3311 - if ($post_id > 0) {
3312 - return $post_id;
3313 - }
3314 -
3315 - // For bbPress forum topics, try extracting slug from URL
3316 - if (strpos($url, '/topic/') !== false || strpos($url, '/forums/') !== false) {
3317 - // Handle bbPress URLs: /forums/topic/topic-name/
3318 - if (preg_match('/\/forums\/topic\/([^\/\?]+)/', $url, $matches)) {
3319 - $topic_slug = $matches[1];
3320 -
3321 - // Look up topic by slug
3322 - $topic = get_page_by_path($topic_slug, OBJECT, 'topic');
3323 - if ($topic) {
3324 - return $topic->ID;
3325 - }
3326 -
3327 - // Alternative method: query by post_name
3328 - global $wpdb;
3329 - $post_id = $wpdb->get_var($wpdb->prepare(
3330 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
3331 - $topic_slug
3332 - ));
3333 -
3334 - if ($post_id) {
3335 - return intval($post_id);
3336 - }
3337 - }
3338 -
3339 - // Handle simpler topic URLs: /topic/topic-name/
3340 - if (preg_match('/\/topic\/([^\/\?]+)/', $url, $matches)) {
3341 - $topic_slug = $matches[1];
3342 -
3343 - global $wpdb;
3344 - $post_id = $wpdb->get_var($wpdb->prepare(
3345 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'topic' AND post_status IN ('publish', 'closed')",
3346 - $topic_slug
3347 - ));
3348 -
3349 - if ($post_id) {
3350 - return intval($post_id);
3351 - }
3352 - }
3353 - }
3354 -
3355 - // For WooCommerce products
3356 - if (strpos($url, '/product/') !== false || strpos($url, 'product=') !== false) {
3357 - // Extract product slug from various URL formats
3358 - $product_slug = '';
3359 -
3360 - // Handle pretty permalinks: /product/product-name/
3361 - if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
3362 - $product_slug = $matches[1];
3363 - }
3364 - // Handle query parameters: ?product=product-name
3365 - elseif (preg_match('/[\?&]product=([^&]+)/', $url, $matches)) {
3366 - $product_slug = $matches[1];
3367 - }
3368 -
3369 - if (!empty($product_slug)) {
3370 - // Look up product by slug
3371 - $product = get_page_by_path($product_slug, OBJECT, 'product');
3372 - if ($product) {
3373 - return $product->ID;
3374 - }
3375 -
3376 - // Alternative method: query by post_name
3377 - global $wpdb;
3378 - $post_id = $wpdb->get_var($wpdb->prepare(
3379 - "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'product' AND post_status = 'publish'",
3380 - $product_slug
3381 - ));
3382 -
3383 - if ($post_id) {
3384 - return intval($post_id);
3385 - }
3386 - }
3387 - }
3388 -
3389 - // Generic approach: try to extract slug and match against all post types
3390 - $parsed_url = wp_parse_url($clean_url);
3391 - $path = $parsed_url['path'] ?? '';
3392 -
3393 - if (!empty($path)) {
3394 - // Get the last part of the path as potential slug
3395 - $path_parts = array_filter(explode('/', trim($path, '/')));
3396 - $potential_slug = end($path_parts);
3397 -
3398 - if (!empty($potential_slug)) {
3399 - global $wpdb;
3400 -
3401 - // Try to find any post with this slug
3402 - $post_id = $wpdb->get_var($wpdb->prepare(
3403 - "SELECT ID FROM {$wpdb->posts}
3404 - WHERE post_name = %s
3405 - AND post_status IN ('publish', 'closed', 'private')
3406 - AND post_type NOT IN ('revision', 'attachment', 'nav_menu_item')
3407 - ORDER BY CASE
3408 - WHEN post_type = 'post' THEN 1
3409 - WHEN post_type = 'page' THEN 2
3410 - WHEN post_type = 'topic' THEN 3
3411 - WHEN post_type = 'product' THEN 4
3412 - ELSE 5
3413 - END
3414 - LIMIT 1",
3415 - $potential_slug
3416 - ));
3417 -
3418 - if ($post_id) {
3419 - return intval($post_id);
3420 - }
3421 - }
3422 - }
3423 -
3424 - // ADDITIONAL: Try direct database lookup by URL variations
3425 - global $wpdb;
3426 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3427 -
3428 - // Try variations of the URL (with/without trailing slash, http/https)
3429 - $url_variations = array(
3430 - $url,
3431 - rtrim($url, '/'),
3432 - $url . '/',
3433 - str_replace('http://', 'https://', $url),
3434 - str_replace('https://', 'http://', $url),
3435 - str_replace('http://', 'https://', rtrim($url, '/')),
3436 - str_replace('https://', 'http://', rtrim($url, '/'))
3437 - );
3438 -
3439 - // Remove duplicates
3440 - $url_variations = array_unique($url_variations);
3441 -
3442 - foreach ($url_variations as $variation) {
3443 - $existing_record = $wpdb->get_row($wpdb->prepare(
3444 - "SELECT id, source_url FROM $table_name WHERE source_url = %s",
3445 - $variation
3446 - ));
3447 -
3448 - if ($existing_record) {
3449 - // Try to get post ID from this stored URL
3450 - $stored_post_id = url_to_postid($existing_record->source_url);
3451 - if ($stored_post_id > 0) {
3452 - return $stored_post_id;
3453 - }
3454 - }
3455 - }
3456 -
3457 - return 0; // No match found
3458 -}
3459 -/**
3460 - * Process selected content via AJAX
3461 - */
3462 -public function ajax_mxchat_process_selected_content() {
3463 - // Basic request validation
3464 - if (!check_ajax_referer('mxchat_content_selector_nonce', 'nonce', false)) {
3465 - wp_send_json_error('Invalid nonce');
3466 - exit;
3467 - }
3468 -
3469 - if (!current_user_can('manage_options')) {
3470 - wp_send_json_error('Unauthorized access');
3471 - exit;
3472 - }
3473 -
3474 - // Get post IDs - safely parse the array
3475 - $post_ids = array();
3476 - if (isset($_POST['post_ids']) && is_array($_POST['post_ids'])) {
3477 - foreach ($_POST['post_ids'] as $id) {
3478 - $post_ids[] = absint($id);
3479 - }
3480 - }
3481 -
3482 - if (empty($post_ids)) {
3483 - wp_send_json_error('No content selected');
3484 - exit;
3485 - }
3486 -
3487 - // Get bot_id from request
3488 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
3489 -
3490 - // Process only ONE post at a time to avoid request size issues
3491 - $post_id = reset($post_ids);
3492 - $post = get_post($post_id);
3493 -
3494 - if (!$post) {
3495 - wp_send_json_error('Post not found');
3496 - exit;
3497 - }
3498 -
3499 - // Allow developers to modify post data before processing into knowledge base
3500 - $post = apply_filters('mxchat_before_process_post', $post, $bot_id);
3501 -
3502 - // Get content including title, short description (for WooCommerce), and main content
3503 - $content = $post->post_title . "\n\n";
3504 -
3505 - // Add short description if it exists (WooCommerce products use post_excerpt for short description)
3506 - if (!empty($post->post_excerpt)) {
3507 - // Remove shortcode tags but preserve content inside them
3508 - $clean_excerpt = $this->strip_shortcode_tags_preserve_content($post->post_excerpt);
3509 - $content .= "Short Description: " . wp_strip_all_tags($clean_excerpt) . "\n\n";
3510 - }
3511 -
3512 - // Add main content - remove shortcode tags but preserve content inside them
3513 - $clean_content = $this->strip_shortcode_tags_preserve_content($post->post_content);
3514 - $content .= wp_strip_all_tags($clean_content);
3515 -
3516 - // ADD WOOCOMMERCE PRODUCT DATA (pricing, stock, categories, custom tabs)
3517 - if (get_post_type($post_id) === 'product' && class_exists('WooCommerce')) {
3518 - $product = wc_get_product($post_id);
3519 -
3520 - if ($product) {
3521 - // Get pricing information
3522 - $regular_price = $product->get_regular_price();
3523 - $sale_price = $product->get_sale_price();
3524 - $price = $product->get_price();
3525 - $sku = $product->get_sku();
3526 -
3527 - // Get currency symbol
3528 - $currency_symbol = get_woocommerce_currency_symbol();
3529 -
3530 - // Add pricing information
3531 - $content .= "\n";
3532 - if (!empty($regular_price)) {
3533 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
3534 - } elseif (!empty($price)) {
3535 - $content .= "Price: " . $currency_symbol . $price . "\n";
3536 - }
3537 -
3538 - if (!empty($sale_price) && $sale_price !== $regular_price) {
3539 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
3540 - }
3541 -
3542 - // Handle variable products - show price range
3543 - if ($product->is_type('variable')) {
3544 - $min_price = $product->get_variation_price('min');
3545 - $max_price = $product->get_variation_price('max');
3546 - if ($min_price !== $max_price) {
3547 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
3548 - }
3549 - }
3550 -
3551 - if (!empty($sku)) {
3552 - $content .= "SKU: " . $sku . "\n";
3553 - }
3554 -
3555 - // Get product categories
3556 - $categories = wp_get_post_terms($post_id, 'product_cat', array('fields' => 'names'));
3557 - if (!empty($categories) && !is_wp_error($categories)) {
3558 - $content .= "Categories: " . implode(', ', $categories) . "\n";
3559 - }
3560 - }
3561 -
3562 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
3563 - $custom_tabs = get_post_meta($post_id, 'yikes_woo_products_tabs', true);
3564 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
3565 - foreach ($custom_tabs as $tab) {
3566 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
3567 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
3568 -
3569 - if (!empty($tab_title) && !empty($tab_content)) {
3570 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
3571 - }
3572 - }
3573 - }
3574 -
3575 - // Also check for reusable/saved tabs applied to this product
3576 - $applied_saved_tabs = get_post_meta($post_id, 'yikes_woo_reusable_products_tabs_applied', true);
3577 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
3578 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
3579 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
3580 - foreach ($applied_saved_tabs as $saved_tab_id) {
3581 - if (isset($saved_tabs[$saved_tab_id])) {
3582 - $tab = $saved_tabs[$saved_tab_id];
3583 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
3584 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
3585 -
3586 - if (!empty($tab_title) && !empty($tab_content)) {
3587 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
3588 - }
3589 - }
3590 - }
3591 - }
3592 - }
3593 - }
3594 -
3595 - // ADD ACF FIELDS SUPPORT
3596 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
3597 - if (!empty($acf_fields)) {
3598 - $acf_content_parts = array();
3599 -
3600 - foreach ($acf_fields as $field_name => $field_value) {
3601 - $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
3602 -
3603 - if (!empty($formatted_value)) {
3604 - $field_label = ucwords(str_replace('_', ' ', $field_name));
3605 - $acf_content_parts[] = $field_label . ": " . $formatted_value;
3606 - }
3607 - }
3608 -
3609 - if (!empty($acf_content_parts)) {
3610 - $content .= "\n\n" . implode("\n", $acf_content_parts);
3611 - }
3612 - }
3613 -
3614 - // ADD CUSTOM POST META SUPPORT (whitelisted non-ACF meta fields)
3615 - $custom_meta = $this->mxchat_get_whitelisted_post_meta($post_id);
3616 - if (!empty($custom_meta)) {
3617 - $meta_content_parts = array();
3618 -
3619 - foreach ($custom_meta as $meta_key => $meta_value) {
3620 - // Convert meta key to readable label
3621 - $meta_label = ucwords(str_replace(array('_', '-'), ' ', $meta_key));
3622 - $meta_content_parts[] = $meta_label . ": " . $meta_value;
3623 - }
3624 -
3625 - if (!empty($meta_content_parts)) {
3626 - $content .= "\n\n" . implode("\n", $meta_content_parts);
3627 - }
3628 - }
3629 -
3630 - // Debug logging for WordPress Import content
3631 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Post ID: ' . $post_id . ' Title: ' . $post->post_title);
3632 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Raw post_content length: ' . strlen($post->post_content));
3633 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Final content length: ' . strlen($content));
3634 - //error_log('[MXCHAT-WP-IMPORT-DEBUG] Content preview: ' . substr($content, 0, 300));
3635 -
3636 - // Note: Removed 10,000 char limit - chunking now handles large content properly
3637 -
3638 - // Get bot-specific API key
3639 - $bot_options = $this->get_bot_options($bot_id);
3640 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
3641 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
3642 -
3643 - if (strpos($selected_model, 'voyage') === 0) {
3644 - $api_key = $options['voyage_api_key'] ?? '';
3645 - $provider_name = 'Voyage AI';
3646 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
3647 - $api_key = $options['gemini_api_key'] ?? '';
3648 - $provider_name = 'Google Gemini';
3649 - } else {
3650 - $api_key = $options['api_key'] ?? '';
3651 - $provider_name = 'OpenAI';
3652 - }
3653 -
3654 - if (empty($api_key)) {
3655 - MxChat_Admin::mxchat_log_debug('api_error', $provider_name . ' API key not configured for knowledge processing');
3656 - wp_send_json_error($provider_name . ' API key not configured');
3657 - exit;
3658 - }
3659 -
3660 - $source_url = get_permalink($post_id);
3661 - $vector_id = md5($source_url); // Vector ID for Pinecone
3662 -
3663 - // Check for existing content in bot-specific storage
3664 - $is_update = false;
3665 -
3666 - // Get bot-specific Pinecone configuration
3667 - $bot_pinecone_config = $this->get_bot_pinecone_config($bot_id);
3668 - $use_pinecone = !empty($bot_pinecone_config) && ($bot_pinecone_config['use_pinecone'] ?? false);
3669 -
3670 - if ($use_pinecone && !empty($bot_pinecone_config['api_key'])) {
3671 - // Check Pinecone for this bot
3672 - $pinecone_data = $this->mxchat_get_pinecone_processed_content($bot_pinecone_config);
3673 - if (isset($pinecone_data[$post_id])) {
3674 - $is_update = true;
3675 - }
3676 - } else {
3677 - // Check WordPress DB (same as before since it's shared)
3678 - global $wpdb;
3679 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3680 - $existing_record = $wpdb->get_row($wpdb->prepare(
3681 - "SELECT id FROM $table_name WHERE source_url = %s",
3682 - $source_url
3683 - ));
3684 -
3685 - if ($existing_record) {
3686 - $is_update = true;
3687 - }
3688 - }
3689 -
3690 - // UPDATED 2.5.6: Determine content type based on post_type
3691 - $post_type = $post->post_type;
3692 - $content_type = 'content'; // Default fallback
3693 -
3694 - // Map WordPress post types to content types
3695 - switch ($post_type) {
3696 - case 'post':
3697 - $content_type = 'post';
3698 - break;
3699 - case 'page':
3700 - $content_type = 'page';
3701 - break;
3702 - case 'product':
3703 - $content_type = 'product';
3704 - break;
3705 - default:
3706 - // For custom post types, use the post type name
3707 - $content_type = sanitize_key($post_type);
3708 - break;
3709 - }
3710 -
3711 - // Use the centralized utility function with bot_id and content_type
3712 - $result = MxChat_Utils::submit_content_to_db(
3713 - $content,
3714 - $source_url,
3715 - $api_key,
3716 - $vector_id,
3717 - $bot_id,
3718 - $content_type
3719 - );
3720 -
3721 - if (is_wp_error($result)) {
3722 - MxChat_Admin::mxchat_log_debug('storage_error', 'Knowledge storage failed: ' . $result->get_error_message(), array('source_url' => $source_url));
3723 - wp_send_json_error('Storage failed: ' . $result->get_error_message());
3724 - exit;
3725 - }
3726 -
3727 - // Automatically apply role restriction based on tags
3728 - $this->apply_role_restriction_to_post($post_id, $source_url);
3729 -
3730 - $operation_type = $is_update ? 'update' : 'new';
3731 -
3732 - // Count ACF fields for debugging
3733 - $acf_field_count = count($acf_fields);
3734 -
3735 - // Success response with minimal data
3736 - wp_send_json_success(array(
3737 - 'message' => $operation_type === 'update' ? 'Content updated successfully' : 'Content processed successfully',
3738 - 'post_id' => $post_id,
3739 - 'title' => $post->post_title,
3740 - 'operation_type' => $operation_type,
3741 - 'vector_id' => $vector_id,
3742 - 'acf_fields_found' => $acf_field_count,
3743 - 'content_preview' => substr($content, 0, 100) . '...',
3744 - 'bot_id' => $bot_id
3745 - ));
3746 - exit;
3747 -}
3748 -
3749 -private function apply_role_restriction_to_post($post_id, $source_url) {
3750 - // Get tag-role mappings
3751 - $mappings = get_option('mxchat_tag_role_mappings', array());
3752 -
3753 - if (empty($mappings)) {
3754 - return; // No mappings, leave as public
3755 - }
3756 -
3757 - // Get all tags for the post
3758 - $post_tags = wp_get_post_tags($post_id, array('fields' => 'slugs'));
3759 -
3760 - if (empty($post_tags)) {
3761 - return; // No tags, leave as public
3762 - }
3763 -
3764 - // Determine the highest role restriction based on tags
3765 - $highest_role = 'public';
3766 - $role_hierarchy = array(
3767 - 'public' => 0,
3768 - 'logged_in' => 1,
3769 - 'subscriber' => 2,
3770 - 'contributor' => 3,
3771 - 'author' => 4,
3772 - 'editor' => 5,
3773 - 'administrator' => 6
3774 - );
3775 -
3776 - foreach ($post_tags as $tag_slug) {
3777 - if (isset($mappings[$tag_slug])) {
3778 - $role = $mappings[$tag_slug];
3779 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
3780 - $highest_role = $role;
3781 - }
3782 - }
3783 - }
3784 -
3785 - // If no restricted tags found, return (leave as public)
3786 - if ($highest_role === 'public') {
3787 - return;
3788 - }
3789 -
3790 - // Update the role restriction in the database
3791 - global $wpdb;
3792 -
3793 - // Check if using Pinecone
3794 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3795 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3796 -
3797 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3798 - // Update Pinecone role restriction
3799 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
3800 - $vector_id = md5($source_url);
3801 -
3802 - $wpdb->replace(
3803 - $roles_table,
3804 - array(
3805 - 'vector_id' => $vector_id,
3806 - 'role_restriction' => $highest_role,
3807 - 'updated_at' => current_time('mysql')
3808 - ),
3809 - array('%s', '%s', '%s')
3810 - );
3811 - } else {
3812 - // Update WordPress DB
3813 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3814 -
3815 - $wpdb->update(
3816 - $table_name,
3817 - array('role_restriction' => $highest_role),
3818 - array('source_url' => $source_url),
3819 - array('%s'),
3820 - array('%s')
3821 - );
3822 - }
3823 -}
3824 -
3825 -public function mxchat_get_public_post_types() {
3826 - // Get all public post types
3827 - $post_types = get_post_types(array('public' => true), 'objects');
3828 - $post_type_options = array();
3829 -
3830 - foreach ($post_types as $post_type) {
3831 - $post_type_options[$post_type->name] = $post_type->label;
3832 - }
3833 -
3834 - // Also include common forum/community post types that might not be marked as public
3835 - $additional_types = array(
3836 - 'topic' => 'Forum Topics (bbPress)',
3837 - 'reply' => 'Forum Replies (bbPress)',
3838 - 'forum' => 'Forums (bbPress)',
3839 - 'wpforo_topic' => 'wpForo Topics',
3840 - 'wpforo_post' => 'wpForo Posts'
3841 - );
3842 -
3843 - foreach ($additional_types as $type_name => $type_label) {
3844 - if (post_type_exists($type_name) && !isset($post_type_options[$type_name])) {
3845 - $post_type_options[$type_name] = $type_label;
3846 - }
3847 - }
3848 -
3849 - return $post_type_options;
3850 -}
3851 -
3852 -/**
3853 - * Retrieves processed content from Pinecone API
3854 - */
3855 -public function mxchat_get_pinecone_processed_content($pinecone_options) {
3856 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
3857 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
3858 -
3859 - if (empty($api_key) || empty($host)) {
3860 - return array();
3861 - }
3862 -
3863 - $pinecone_data = array();
3864 -
3865 - try {
3866 - // Always get fresh data from Pinecone
3867 - $pinecone_data = $this->mxchat_scan_pinecone_for_processed_content($pinecone_options);
3868 -
3869 - // Method 2: Final fallback - try stats endpoint (if available)
3870 - if (empty($pinecone_data)) {
3871 - $stats_url = "https://{$host}/describe_index_stats";
3872 -
3873 - $response = wp_remote_post($stats_url, array(
3874 - 'headers' => array(
3875 - 'Api-Key' => $api_key,
3876 - 'Content-Type' => 'application/json'
3877 - ),
3878 - 'body' => json_encode(array()),
3879 - 'timeout' => 30
3880 - ));
3881 -
3882 - if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
3883 - $body = wp_remote_retrieve_body($response);
3884 - $stats_data = json_decode($body, true);
3885 - }
3886 - }
3887 -
3888 - } catch (Exception $e) {
3889 - // Log error but return fresh data only
3890 - }
3891 -
3892 - return $pinecone_data;
3893 -}
3894 -public function mxchat_fetch_pinecone_vectors_by_ids($pinecone_options, $vector_ids) {
3895 - //error_log('=== DEBUG: Starting mxchat_fetch_pinecone_vectors_by_ids ===');
3896 -
3897 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
3898 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
3899 -
3900 - if (empty($api_key) || empty($host) || empty($vector_ids)) {
3901 - //error_log('DEBUG: Missing parameters for fetch by IDs');
3902 - return array();
3903 - }
3904 -
3905 - try {
3906 - $fetch_url = "https://{$host}/vectors/fetch";
3907 - //error_log('DEBUG: Fetch URL: ' . $fetch_url);
3908 - //error_log('DEBUG: Fetching ' . count($vector_ids) . ' vector IDs');
3909 -
3910 - // Pinecone fetch API allows fetching specific vectors by ID
3911 - $fetch_data = array(
3912 - 'ids' => array_values($vector_ids)
3913 - );
3914 -
3915 - $response = wp_remote_post($fetch_url, array(
3916 - 'headers' => array(
3917 - 'Api-Key' => $api_key,
3918 - 'Content-Type' => 'application/json'
3919 - ),
3920 - 'body' => json_encode($fetch_data),
3921 - 'timeout' => 30
3922 - ));
3923 -
3924 - if (is_wp_error($response)) {
3925 - //error_log('DEBUG: Fetch by IDs WP error: ' . $response->get_error_message());
3926 - return array();
3927 - }
3928 -
3929 - $response_code = wp_remote_retrieve_response_code($response);
3930 - //error_log('DEBUG: Fetch response code: ' . $response_code);
3931 -
3932 - if ($response_code !== 200) {
3933 - $error_body = wp_remote_retrieve_body($response);
3934 - //error_log('DEBUG: Fetch failed with body: ' . $error_body);
3935 - return array();
3936 - }
3937 -
3938 - $body = wp_remote_retrieve_body($response);
3939 - $data = json_decode($body, true);
3940 -
3941 - //error_log('DEBUG: Fetch response structure: ' . print_r(array_keys($data), true));
3942 -
3943 - if (!isset($data['vectors'])) {
3944 - //error_log('DEBUG: No vectors key in response');
3945 - return array();
3946 - }
3947 -
3948 - $processed_data = array();
3949 -
3950 - foreach ($data['vectors'] as $vector_id => $vector_data) {
3951 - $metadata = $vector_data['metadata'] ?? array();
3952 - $source_url = $metadata['source_url'] ?? '';
3953 -
3954 - if (!empty($source_url)) {
3955 - $post_id = url_to_postid($source_url);
3956 - if ($post_id) {
3957 - $created_at = $metadata['created_at'] ?? '';
3958 - $processed_date = 'Recently';
3959 -
3960 - if (!empty($created_at)) {
3961 - $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
3962 - if ($timestamp) {
3963 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
3964 - }
3965 - }
3966 -
3967 - $processed_data[$post_id] = array(
3968 - 'db_id' => $vector_id,
3969 - 'processed_date' => $processed_date,
3970 - 'url' => $source_url,
3971 - 'source' => 'pinecone',
3972 - 'timestamp' => $timestamp ?? current_time('timestamp')
3973 - );
3974 - }
3975 - }
3976 - }
3977 -
3978 - //error_log('DEBUG: Processed ' . count($processed_data) . ' vectors from fetch');
3979 - return $processed_data;
3980 -
3981 - } catch (Exception $e) {
3982 - //error_log('DEBUG: Exception in fetch_pinecone_vectors_by_ids: ' . $e->getMessage());
3983 - return array();
3984 - }
3985 -}
3986 -
3987 -/**
3988 - * Get embedding dimensions based on the selected model.
3989 - */
3990 -private function mxchat_get_embedding_dimensions() {
3991 - $options = get_option('mxchat_options', array());
3992 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
3993 -
3994 - $model_dimensions = array(
3995 - 'text-embedding-ada-002' => 1536,
3996 - 'text-embedding-3-small' => 1536,
3997 - 'text-embedding-3-large' => 3072,
3998 - 'voyage-2' => 1024,
3999 - 'voyage-large-2' => 1536,
4000 - 'voyage-3-large' => 2048,
4001 - 'gemini-embedding-001' => 1536,
4002 - );
4003 -
4004 - if (strpos($selected_model, 'voyage-3-large') === 0) {
4005 - $custom_dimensions = $options['voyage_output_dimension'] ?? 2048;
4006 - return intval($custom_dimensions);
4007 - }
4008 -
4009 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4010 - $custom_dimensions = $options['gemini_output_dimension'] ?? 1536;
4011 - return intval($custom_dimensions);
4012 - }
4013 -
4014 - return $model_dimensions[$selected_model] ?? 1536;
4015 -}
4016 -
4017 -/**
4018 - * Scan Pinecone for processed content
4019 - */
4020 -public function mxchat_scan_pinecone_for_processed_content($pinecone_options) {
4021 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
4022 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
4023 -
4024 - if (empty($api_key) || empty($host)) {
4025 - return array();
4026 - }
4027 -
4028 - try {
4029 - // Use multiple random vectors to get better coverage
4030 - $all_matches = array();
4031 - $seen_ids = array();
4032 -
4033 - // Get correct dimensions for the configured embedding model
4034 - $dimensions = $this->mxchat_get_embedding_dimensions();
4035 -
4036 - // Try 3 different random vectors to get better coverage
4037 - for ($i = 0; $i < 3; $i++) {
4038 - $query_url = "https://{$host}/query";
4039 -
4040 - // Generate a random unit vector instead of zeros
4041 - $random_vector = array();
4042 - for ($j = 0; $j < $dimensions; $j++) {
4043 - $random_vector[] = (rand(-1000, 1000) / 1000.0);
4044 - }
4045 -
4046 - // Normalize the vector to unit length
4047 - $magnitude = sqrt(array_sum(array_map(function($x) { return $x * $x; }, $random_vector)));
4048 - if ($magnitude > 0) {
4049 - $random_vector = array_map(function($x) use ($magnitude) { return $x / $magnitude; }, $random_vector);
4050 - }
4051 -
4052 - $query_data = array(
4053 - 'includeMetadata' => true,
4054 - 'includeValues' => false,
4055 - 'topK' => 10000,
4056 - 'vector' => $random_vector
4057 - );
4058 -
4059 - $response = wp_remote_post($query_url, array(
4060 - 'headers' => array(
4061 - 'Api-Key' => $api_key,
4062 - 'Content-Type' => 'application/json'
4063 - ),
4064 - 'body' => json_encode($query_data),
4065 - 'timeout' => 30
4066 - ));
4067 -
4068 - if (is_wp_error($response)) {
4069 - continue;
4070 - }
4071 -
4072 - $response_code = wp_remote_retrieve_response_code($response);
4073 -
4074 - if ($response_code !== 200) {
4075 - continue;
4076 - }
4077 -
4078 - $body = wp_remote_retrieve_body($response);
4079 - $data = json_decode($body, true);
4080 -
4081 - if (isset($data['matches'])) {
4082 - foreach ($data['matches'] as $match) {
4083 - $match_id = $match['id'] ?? '';
4084 - if (!empty($match_id) && !isset($seen_ids[$match_id])) {
4085 - $all_matches[] = $match;
4086 - $seen_ids[$match_id] = true;
4087 - }
4088 - }
4089 - }
4090 - }
4091 -
4092 - // Convert matches to processed data format, grouping by URL to count chunks
4093 - $processed_data = array();
4094 - $url_chunk_counts = array();
4095 -
4096 - foreach ($all_matches as $match) {
4097 - $metadata = $match['metadata'] ?? array();
4098 - $source_url = $metadata['source_url'] ?? '';
4099 - $match_id = $match['id'] ?? '';
4100 -
4101 - if (!empty($source_url) && !empty($match_id)) {
4102 - $post_id = url_to_postid($source_url);
4103 - if ($post_id) {
4104 - // Count chunks per post_id
4105 - if (!isset($url_chunk_counts[$post_id])) {
4106 - $url_chunk_counts[$post_id] = 0;
4107 - }
4108 - $url_chunk_counts[$post_id]++;
4109 -
4110 - $created_at = $metadata['created_at'] ?? '';
4111 - $processed_date = 'Recently';
4112 -
4113 - if (!empty($created_at)) {
4114 - $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
4115 - if ($timestamp) {
4116 - $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
4117 - }
4118 - }
4119 -
4120 - // Only store if not already set, or update with newer timestamp
4121 - if (!isset($processed_data[$post_id]) ||
4122 - ($timestamp ?? 0) > ($processed_data[$post_id]['timestamp'] ?? 0)) {
4123 - $processed_data[$post_id] = array(
4124 - 'db_id' => $match_id,
4125 - 'processed_date' => $processed_date,
4126 - 'url' => $source_url,
4127 - 'source' => 'pinecone',
4128 - 'timestamp' => $timestamp ?? current_time('timestamp')
4129 - );
4130 - }
4131 - }
4132 - }
4133 - }
4134 -
4135 - // Add chunk counts to processed data
4136 - foreach ($url_chunk_counts as $post_id => $chunk_count) {
4137 - if (isset($processed_data[$post_id])) {
4138 - $processed_data[$post_id]['chunk_count'] = $chunk_count;
4139 - }
4140 - }
4141 -
4142 - return $processed_data;
4143 -
4144 - } catch (Exception $e) {
4145 - return array();
4146 - }
4147 -}
4148 -/**
4149 - * Generate embeddings from input text for MXChat with bot support
4150 - */
4151 -private function mxchat_generate_embedding($text, $bot_id = 'default') {
4152 - // Enable detailed logging for debugging
4153 - //error_log('[MXCHAT-EMBED] Starting embedding generation for bot: ' . $bot_id . '. Text length: ' . strlen($text) . ' bytes');
4154 - //error_log('[MXCHAT-EMBED] Text preview: ' . substr($text, 0, 100) . '...');
4155 -
4156 - // Get bot-specific options
4157 - $bot_options = $this->get_bot_options($bot_id);
4158 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
4159 -
4160 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
4161 - //error_log('[MXCHAT-EMBED] Selected embedding model for bot ' . $bot_id . ': ' . $selected_model);
4162 -
4163 - // Determine provider and endpoint
4164 - if (strpos($selected_model, 'voyage') === 0) {
4165 - $api_key = $options['voyage_api_key'] ?? '';
4166 - $endpoint = 'https://api.voyageai.com/v1/embeddings';
4167 - $provider_name = 'Voyage AI';
4168 - //error_log('[MXCHAT-EMBED] Using Voyage AI API for bot ' . $bot_id);
4169 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
4170 - $api_key = $options['gemini_api_key'] ?? '';
4171 - $endpoint = 'https://generativelanguage.googleapis.com/v1beta/models/' . $selected_model . ':embedContent';
4172 - $provider_name = 'Google Gemini';
4173 - //error_log('[MXCHAT-EMBED] Using Google Gemini API for bot ' . $bot_id);
4174 - } else {
4175 - $api_key = $options['api_key'] ?? '';
4176 - $endpoint = 'https://api.openai.com/v1/embeddings';
4177 - $provider_name = 'OpenAI';
4178 - //error_log('[MXCHAT-EMBED] Using OpenAI API for bot ' . $bot_id);
4179 - }
4180 -
4181 - //error_log('[MXCHAT-EMBED] Using endpoint: ' . $endpoint);
4182 -
4183 - if (empty($api_key)) {
4184 - $error_message = sprintf('Missing %s API key for bot %s. Please configure your API key in the bot settings.', $provider_name, $bot_id);
4185 - //error_log('[MXCHAT-EMBED] Error: ' . $error_message);
4186 - return $error_message;
4187 - }
4188 -
4189 - // Check if text is too long (for OpenAI, roughly estimate tokens as words/0.75)
4190 - $estimated_tokens = ceil(str_word_count($text) / 0.75);
4191 - //error_log('[MXCHAT-EMBED] Estimated token count: ~' . $estimated_tokens);
4192 -
4193 - if ($estimated_tokens > 8000 && strpos($selected_model, 'voyage') === false && strpos($selected_model, 'gemini-embedding') === false) {
4194 - //error_log('[MXCHAT-EMBED] Warning: Text may exceed OpenAI token limits (8K for most models)');
4195 - // Consider truncating text here
4196 - }
4197 -
4198 - // Prepare request body based on provider
4199 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4200 - // Gemini API format
4201 - $request_body = array(
4202 - 'model' => 'models/' . $selected_model,
4203 - 'content' => array(
4204 - 'parts' => array(
4205 - array('text' => $text)
4206 - )
4207 - )
4208 - );
4209 -
4210 - // Set output dimensionality to 1536 for consistency with other models
4211 - $request_body['outputDimensionality'] = 1536;
4212 - } else {
4213 - // OpenAI/Voyage API format
4214 - $request_body = array(
4215 - 'model' => $selected_model,
4216 - 'input' => $text
4217 - );
4218 -
4219 - // Add output_dimension for voyage-3-large model
4220 - if ($selected_model === 'voyage-3-large') {
4221 - $request_body['output_dimension'] = 2048;
4222 - }
4223 - }
4224 -
4225 - //error_log('[MXCHAT-EMBED] Request prepared with model: ' . $selected_model);
4226 -
4227 - // Prepare headers based on provider
4228 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4229 - // Gemini uses API key as query parameter
4230 - $endpoint .= '?key=' . $api_key;
4231 - $headers = array(
4232 - 'Content-Type' => 'application/json'
4233 - );
4234 - } else {
4235 - // OpenAI/Voyage use Bearer token
4236 - $headers = array(
4237 - 'Authorization' => 'Bearer ' . $api_key,
4238 - 'Content-Type' => 'application/json'
4239 - );
4240 - }
4241 -
4242 - // Make API request
4243 - //error_log('[MXCHAT-EMBED] Sending API request to: ' . $endpoint);
4244 - $response = wp_remote_post($endpoint, array(
4245 - 'body' => wp_json_encode($request_body),
4246 - 'headers' => $headers,
4247 - 'timeout' => 60 // Increased timeout for large inputs
4248 - ));
4249 -
4250 - // Handle wp_remote_post errors
4251 - if (is_wp_error($response)) {
4252 - $error_message = $response->get_error_message();
4253 - //error_log('[MXCHAT-EMBED] WP Remote Post Error: ' . $error_message);
4254 - return 'Connection error: ' . $error_message;
4255 - }
4256 -
4257 - // Get and check HTTP response code
4258 - $http_code = wp_remote_retrieve_response_code($response);
4259 - //error_log('[MXCHAT-EMBED] API Response Code: ' . $http_code);
4260 -
4261 - if ($http_code !== 200) {
4262 - $error_body = wp_remote_retrieve_body($response);
4263 - //error_log('[MXCHAT-EMBED] API Error Response Body: ' . $error_body);
4264 -
4265 - // Try to parse error for more details
4266 - $error_json = json_decode($error_body, true);
4267 - if (json_last_error() === JSON_ERROR_NONE && isset($error_json['error'])) {
4268 - $error_type = $error_json['error']['type'] ?? 'unknown';
4269 - $error_message = $error_json['error']['message'] ?? 'No message';
4270 - //error_log('[MXCHAT-EMBED] API Error Type: ' . $error_type);
4271 - //error_log('[MXCHAT-EMBED] API Error Message: ' . $error_message);
4272 -
4273 - // Customize error message for common API errors
4274 - if ($error_type === 'invalid_request_error' && strpos($error_message, 'API key') !== false) {
4275 - $error_message = sprintf('Invalid %s API key for bot %s. Please check your API key in the bot settings.', $provider_name, $bot_id);
4276 - } elseif ($error_type === 'authentication_error') {
4277 - $error_message = sprintf('%s authentication failed for bot %s. Please verify your API key in the bot settings.', $provider_name, $bot_id);
4278 - }
4279 -
4280 - //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
4281 - return $error_message;
4282 - }
4283 -
4284 - $error_message = sprintf("API Error (HTTP %d): Unable to generate embedding for bot %s", $http_code, $bot_id);
4285 - //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
4286 - return $error_message;
4287 - }
4288 -
4289 - // Parse response body
4290 - $response_body = wp_remote_retrieve_body($response);
4291 - //error_log('[MXCHAT-EMBED] Received response length: ' . strlen($response_body) . ' bytes');
4292 -
4293 - $response_data = json_decode($response_body, true);
4294 -
4295 - if (json_last_error() !== JSON_ERROR_NONE) {
4296 - $error = json_last_error_msg();
4297 - //error_log('[MXCHAT-EMBED] JSON Parse Error: ' . $error);
4298 - //error_log('[MXCHAT-EMBED] Response preview: ' . substr($response_body, 0, 200));
4299 - return "Failed to parse API response: $error";
4300 - }
4301 -
4302 - // Handle different response formats based on provider
4303 - if (strpos($selected_model, 'gemini-embedding') === 0) {
4304 - // Gemini API response format
4305 - if (isset($response_data['embedding']['values'])) {
4306 - $embedding_dimensions = count($response_data['embedding']['values']);
4307 - //error_log('[MXCHAT-EMBED] Successfully extracted Gemini embedding with ' . $embedding_dimensions . ' dimensions');
4308 -
4309 - // Check if embedding dimensions are as expected (should be 1536)
4310 - if ($embedding_dimensions !== 1536) {
4311 - //error_log('[MXCHAT-EMBED] Warning: Unexpected Gemini embedding dimensions: ' . $embedding_dimensions);
4312 - }
4313 -
4314 - return $response_data['embedding']['values'];
4315 - } else {
4316 - //error_log('[MXCHAT-EMBED] Error: No embedding found in Gemini response');
4317 - //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
4318 -
4319 - if (isset($response_data['error'])) {
4320 - $error_message = "Gemini API Error in response: " . wp_json_encode($response_data['error']);
4321 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4322 - return $error_message;
4323 - }
4324 -
4325 - $error_message = "Invalid Gemini API response format: No embedding found";
4326 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4327 - return $error_message;
4328 - }
4329 - } else {
4330 - // OpenAI/Voyage API response format
4331 - if (isset($response_data['data'][0]['embedding'])) {
4332 - $embedding_dimensions = count($response_data['data'][0]['embedding']);
4333 - //error_log('[MXCHAT-EMBED] Successfully extracted embedding with ' . $embedding_dimensions . ' dimensions');
4334 -
4335 - // Check if embedding dimensions are as expected
4336 - if (($selected_model === 'text-embedding-ada-002' && $embedding_dimensions !== 1536) ||
4337 - ($selected_model === 'voyage-3-large' && $embedding_dimensions !== 2048)) {
4338 - //error_log('[MXCHAT-EMBED] Warning: Unexpected embedding dimensions');
4339 - }
4340 -
4341 - return $response_data['data'][0]['embedding'];
4342 - } else {
4343 - //error_log('[MXCHAT-EMBED] Error: No embedding found in response');
4344 - //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
4345 -
4346 - if (isset($response_data['error'])) {
4347 - $error_message = "API Error in response: " . wp_json_encode($response_data['error']);
4348 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4349 - return $error_message;
4350 - }
4351 -
4352 - $error_message = "Invalid API response format: No embedding found";
4353 - //error_log('[MXCHAT-EMBED] ' . $error_message);
4354 - return $error_message;
4355 - }
4356 - }
4357 -}
4358 -
4359 -/**
4360 - * Get bot-specific options for multi-bot functionality
4361 - * Falls back to default options if bot_id is 'default' or multi-bot add-on is not active
4362 - */
4363 -private function get_bot_options($bot_id = 'default') {
4364 - //error_log("MXCHAT DEBUG: get_bot_options called for bot: " . $bot_id);
4365 -
4366 - if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
4367 - //error_log("MXCHAT DEBUG: Using default options (no multi-bot or bot is 'default')");
4368 - return array();
4369 - }
4370 -
4371 - $bot_options = apply_filters('mxchat_get_bot_options', array(), $bot_id);
4372 -
4373 - if (!empty($bot_options)) {
4374 - //error_log("MXCHAT DEBUG: Got bot-specific options from filter");
4375 - if (isset($bot_options['similarity_threshold'])) {
4376 - //error_log(" - similarity_threshold: " . $bot_options['similarity_threshold']);
4377 - }
4378 - }
4379 -
4380 - return is_array($bot_options) ? $bot_options : array();
4381 -}
4382 -
4383 -/**
4384 - * Get bot-specific Pinecone configuration
4385 - * Used in the knowledge retrieval functions
4386 - */
4387 -// Also add debugging to your get_bot_pinecone_config function
4388 -private function get_bot_pinecone_config($bot_id = 'default') {
4389 - //error_log("MXCHAT DEBUG: get_bot_pinecone_config called for bot: " . $bot_id);
4390 -
4391 - // If default bot or multi-bot add-on not active, use default Pinecone config
4392 - if ($bot_id === 'default' || !class_exists('MxChat_Multi_Bot_Manager')) {
4393 - //error_log("MXCHAT DEBUG: Using default Pinecone config (no multi-bot or bot is 'default')");
4394 - $addon_options = get_option('mxchat_pinecone_addon_options', array());
4395 - $config = array(
4396 - 'use_pinecone' => (isset($addon_options['mxchat_use_pinecone']) && $addon_options['mxchat_use_pinecone'] === '1'),
4397 - 'api_key' => $addon_options['mxchat_pinecone_api_key'] ?? '',
4398 - 'host' => $addon_options['mxchat_pinecone_host'] ?? '',
4399 - 'namespace' => $addon_options['mxchat_pinecone_namespace'] ?? ''
4400 - );
4401 - //error_log("MXCHAT DEBUG: Default config - use_pinecone: " . ($config['use_pinecone'] ? 'true' : 'false'));
4402 - return $config;
4403 - }
4404 -
4405 - //error_log("MXCHAT DEBUG: Calling filter 'mxchat_get_bot_pinecone_config' for bot: " . $bot_id);
4406 -
4407 - // Hook for multi-bot add-on to provide bot-specific Pinecone config
4408 - $bot_pinecone_config = apply_filters('mxchat_get_bot_pinecone_config', array(), $bot_id);
4409 -
4410 - if (!empty($bot_pinecone_config)) {
4411 - //error_log("MXCHAT DEBUG: Got bot-specific config from filter");
4412 - //error_log(" - use_pinecone: " . (isset($bot_pinecone_config['use_pinecone']) ? ($bot_pinecone_config['use_pinecone'] ? 'true' : 'false') : 'not set'));
4413 - //error_log(" - host: " . ($bot_pinecone_config['host'] ?? 'not set'));
4414 - //error_log(" - namespace: " . ($bot_pinecone_config['namespace'] ?? 'not set'));
4415 - } else {
4416 - //error_log("MXCHAT DEBUG: Filter returned empty config!");
4417 - }
4418 -
4419 - return is_array($bot_pinecone_config) ? $bot_pinecone_config : array();
4420 -}
4421 -
4422 -
4423 -public function mxchat_ajax_dismiss_completed_status() {
4424 - try {
4425 - // Verify the request
4426 - check_ajax_referer('mxchat_status_nonce', 'nonce');
4427 -
4428 - if (!current_user_can('manage_options')) {
4429 - wp_send_json_error('Unauthorized access');
4430 - exit;
4431 - }
4432 -
4433 - $card_type = isset($_POST['card_type']) ? sanitize_text_field($_POST['card_type']) : '';
4434 -
4435 - if ($card_type === 'pdf') {
4436 - // Clear PDF status
4437 - $pdf_url = get_transient('mxchat_last_pdf_url');
4438 - if ($pdf_url) {
4439 - delete_transient('mxchat_pdf_status_' . md5($pdf_url));
4440 - delete_transient('mxchat_last_pdf_url');
4441 - }
4442 - } elseif ($card_type === 'sitemap') {
4443 - // Clear sitemap status
4444 - $sitemap_url = get_transient('mxchat_last_sitemap_url');
4445 - if ($sitemap_url) {
4446 - delete_transient('mxchat_sitemap_status_' . md5($sitemap_url));
4447 - delete_transient('mxchat_last_sitemap_url');
4448 - }
4449 - }
4450 -
4451 - wp_send_json_success(array('message' => 'Status dismissed successfully'));
4452 -
4453 - } catch (Exception $e) {
4454 - wp_send_json_error(array('message' => 'Error dismissing status: ' . $e->getMessage()));
4455 - }
4456 -}
4457 -
4458 -/**
4459 - * Render completed status cards on page load
4460 - * This ensures completed processing status persists through page refreshes
4461 - */
4462 -public function mxchat_render_completed_status_cards() {
4463 - $output = '';
4464 -
4465 - // Check for completed PDF status
4466 - $pdf_url = get_transient('mxchat_last_pdf_url');
4467 - if ($pdf_url) {
4468 - $pdf_status = $this->mxchat_get_pdf_processing_status($pdf_url);
4469 - if ($pdf_status && ($pdf_status['status'] === 'complete' || $pdf_status['status'] === 'error')) {
4470 - $output .= $this->mxchat_render_pdf_status_card($pdf_status, $pdf_url);
4471 - }
4472 - }
4473 -
4474 - // Check for completed sitemap status
4475 - $sitemap_url = get_transient('mxchat_last_sitemap_url');
4476 - if ($sitemap_url) {
4477 - $sitemap_status = $this->mxchat_get_sitemap_processing_status($sitemap_url);
4478 - if ($sitemap_status && ($sitemap_status['status'] === 'complete' || $sitemap_status['status'] === 'error')) {
4479 - $output .= $this->mxchat_render_sitemap_status_card($sitemap_status, $sitemap_url);
4480 - }
4481 - }
4482 -
4483 - return $output;
4484 -}
4485 -
4486 -/**
4487 - * Render PDF status card HTML
4488 - */
4489 -private function mxchat_render_pdf_status_card($status, $pdf_url) {
4490 - $html = '<div class="mxchat-status-card" data-card-type="pdf">';
4491 - $html .= '<div class="mxchat-status-header">';
4492 - $html .= '<h4>' . esc_html__('PDF Processing Status', 'mxchat') . '</h4>';
4493 -
4494 - // Add dismiss button for completed status
4495 - if ($status['status'] === 'complete' || $status['status'] === 'error') {
4496 - $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
4497 - }
4498 -
4499 - // Process Batch button for processing status
4500 - if ($status['status'] === 'processing') {
4501 - $html .= '<button type="button" class="mxchat-manual-batch-btn"
4502 - data-process-type="pdf"
4503 - data-url="' . esc_attr($pdf_url) . '">
4504 - ' . esc_html__('Process Batch', 'mxchat') . '</button>';
4505 - }
4506 -
4507 - // Add status badges
4508 - if ($status['status'] === 'error') {
4509 - $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
4510 - } elseif ($status['status'] === 'complete') {
4511 - if ($status['failed_pages'] > 0) {
4512 - $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
4513 - sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_pages']) . '</span>';
4514 - } else {
4515 - $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
4516 - }
4517 - }
4518 -
4519 - $html .= '</div>'; // End header
4520 -
4521 - // Progress bar
4522 - $html .= '<div class="mxchat-progress-bar">';
4523 - $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
4524 - $html .= '</div>';
4525 -
4526 - // Status details
4527 - $html .= '<div class="mxchat-status-details">';
4528 - $html .= '<p>' . sprintf(
4529 - esc_html__('Progress: %d of %d pages (%d%%)', 'mxchat'),
4530 - $status['processed_pages'],
4531 - $status['total_pages'],
4532 - $status['percentage']
4533 - ) . '</p>';
4534 -
4535 - // Show failed pages count if any
4536 - if ($status['failed_pages'] > 0) {
4537 - $html .= '<p><strong>' . esc_html__('Failed pages:', 'mxchat') . '</strong> ' . esc_html($status['failed_pages']) . '</p>';
4538 - }
4539 -
4540 - $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
4541 - $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
4542 -
4543 - // Add completion summary if available AND it's an array
4544 - if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
4545 - $summary = $status['completion_summary'];
4546 - $html .= '<div class="mxchat-completion-summary">';
4547 - $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
4548 - $html .= '<p><strong>' . esc_html__('Total Pages:', 'mxchat') . '</strong> ' . esc_html($summary['total_pages']) . '</p>';
4549 - $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_pages']) . '</p>';
4550 - $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_pages']) . '</p>';
4551 - $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
4552 - $html .= '</div>';
4553 - }
4554 -
4555 - // Add failed pages list if any AND it's an array
4556 - if (isset($status['failed_pages_list']) && is_array($status['failed_pages_list']) && !empty($status['failed_pages_list'])) {
4557 - $html .= $this->mxchat_render_failed_pages_list($status['failed_pages_list']);
4558 - }
4559 -
4560 - // Add error message if any
4561 - if (isset($status['error']) && !empty($status['error'])) {
4562 - $html .= '<div class="mxchat-error-notice">';
4563 - $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
4564 - $html .= '</div>';
4565 - }
4566 -
4567 - $html .= '</div>'; // End details
4568 - $html .= '</div>'; // End card
4569 -
4570 - return $html;
4571 -}
4572 -/**
4573 - * Render sitemap status card HTML
4574 - */
4575 -private function mxchat_render_sitemap_status_card($status, $sitemap_url) {
4576 - $html = '<div class="mxchat-status-card" data-card-type="sitemap">';
4577 - $html .= '<div class="mxchat-status-header">';
4578 - $html .= '<h4>' . esc_html__('Sitemap Processing Status', 'mxchat') . '</h4>';
4579 -
4580 - // Add dismiss button for completed status
4581 - if ($status['status'] === 'complete' || $status['status'] === 'error') {
4582 - $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
4583 - }
4584 -
4585 - // Process Batch button for processing status
4586 - if ($status['status'] === 'processing') {
4587 - $html .= '<button type="button" class="mxchat-manual-batch-btn"
4588 - data-process-type="sitemap"
4589 - data-url="' . esc_attr($sitemap_url) . '">
4590 - ' . esc_html__('Process Batch', 'mxchat') . '</button>';
4591 - }
4592 -
4593 - // Add status badges
4594 - if ($status['status'] === 'error') {
4595 - $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
4596 - } elseif ($status['status'] === 'complete') {
4597 - if ($status['failed_urls'] > 0) {
4598 - $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
4599 - sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_urls']) . '</span>';
4600 - } else {
4601 - $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
4602 - }
4603 - }
4604 -
4605 - $html .= '</div>'; // End header
4606 -
4607 - // Progress bar
4608 - $html .= '<div class="mxchat-progress-bar">';
4609 - $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
4610 - $html .= '</div>';
4611 -
4612 - // Status details
4613 - $html .= '<div class="mxchat-status-details">';
4614 - $html .= '<p>' . sprintf(
4615 - esc_html__('Progress: %d of %d URLs (%d%%)', 'mxchat'),
4616 - $status['processed_urls'],
4617 - $status['total_urls'],
4618 - $status['percentage']
4619 - ) . '</p>';
4620 -
4621 - // Show failed URLs count if any
4622 - if ($status['failed_urls'] > 0) {
4623 - $html .= '<p><strong>' . esc_html__('Failed URLs:', 'mxchat') . '</strong> ' . esc_html($status['failed_urls']) . '</p>';
4624 - }
4625 -
4626 - $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
4627 - $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
4628 -
4629 - // Add completion summary if available AND it's an array
4630 - if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
4631 - $summary = $status['completion_summary'];
4632 - $html .= '<div class="mxchat-completion-summary">';
4633 - $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
4634 - $html .= '<p><strong>' . esc_html__('Total URLs:', 'mxchat') . '</strong> ' . esc_html($summary['total_urls']) . '</p>';
4635 - $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_urls']) . '</p>';
4636 - $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_urls']) . '</p>';
4637 - $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
4638 - $html .= '</div>';
4639 - }
4640 -
4641 - // Add error messages if any (but not the failed URLs list)
4642 - if (!empty($status['error']) || !empty($status['last_error'])) {
4643 - $html .= '<div class="mxchat-error-notice">';
4644 -
4645 - if (!empty($status['error'])) {
4646 - $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
4647 - }
4648 -
4649 - if (!empty($status['last_error'])) {
4650 - $html .= '<p class="last-error">' . esc_html__('Last error:', 'mxchat') . ' ' . esc_html($status['last_error']) . '</p>';
4651 - }
4652 -
4653 - $html .= '</div>';
4654 - }
4655 -
4656 - $html .= '</div>'; // End details
4657 - $html .= '</div>'; // End card
4658 -
4659 - return $html;
4660 -}
4661 -
4662 -
4663 -/**
4664 - * Render failed pages list
4665 - */
4666 -private function mxchat_render_failed_pages_list($failed_pages_list) {
4667 - // Validate that $failed_pages_list is an array and not empty
4668 - if (!is_array($failed_pages_list) || empty($failed_pages_list)) {
4669 - return '';
4670 - }
4671 -
4672 - $html = '<div class="mxchat-error-notice">';
4673 - $html .= '<div class="mxchat-failed-pages-container">';
4674 - $html .= '<h5>' . sprintf(esc_html__('Failed Pages (%d)', 'mxchat'), count($failed_pages_list)) . '</h5>';
4675 - $html .= '<details>';
4676 - $html .= '<summary>' . esc_html__('Show Failed Pages', 'mxchat') . '</summary>';
4677 - $html .= '<div class="mxchat-failed-pages-list">';
4678 -
4679 - // Create table for failed pages
4680 - $html .= '<table class="widefat striped">';
4681 - $html .= '<thead><tr>';
4682 - $html .= '<th>' . esc_html__('Page', 'mxchat') . '</th>';
4683 - $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
4684 - $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
4685 - $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
4686 - $html .= '</tr></thead><tbody>';
4687 -
4688 - // Sort failed pages by most recent
4689 - $sorted_failed_pages = $failed_pages_list;
4690 - usort($sorted_failed_pages, function($a, $b) {
4691 - return ($b['time'] ?? 0) - ($a['time'] ?? 0);
4692 - });
4693 -
4694 - foreach ($sorted_failed_pages as $item) {
4695 - // Ensure $item is an array before accessing its elements
4696 - if (!is_array($item)) {
4697 - continue;
4698 - }
4699 -
4700 - $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
4701 - $html .= '<tr>';
4702 - $html .= '<td>' . esc_html__('Page', 'mxchat') . ' ' . esc_html($item['page'] ?? 'Unknown') . '</td>';
4703 - $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
4704 - $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
4705 - $html .= '<td>' . esc_html($time_ago) . '</td>';
4706 - $html .= '</tr>';
4707 - }
4708 -
4709 - $html .= '</tbody></table>';
4710 - $html .= '</div></details></div></div>';
4711 -
4712 - return $html;
4713 -}
4714 -
4715 -/**
4716 - * Render failed URLs list
4717 - */
4718 -private function mxchat_render_failed_urls_list($failed_urls_list) {
4719 - // Validate that $failed_urls_list is an array and not empty
4720 - if (!is_array($failed_urls_list) || empty($failed_urls_list)) {
4721 - return '';
4722 - }
4723 -
4724 - $html = '<div class="mxchat-failed-urls-container">';
4725 - $html .= '<h5>' . sprintf(esc_html__('Failed URLs (%d)', 'mxchat'), count($failed_urls_list)) . '</h5>';
4726 - $html .= '<details>';
4727 - $html .= '<summary>' . esc_html__('Show Failed URLs', 'mxchat') . '</summary>';
4728 - $html .= '<div class="mxchat-failed-urls-list">';
4729 -
4730 - // Create table for failed URLs
4731 - $html .= '<table class="widefat striped">';
4732 - $html .= '<thead><tr>';
4733 - $html .= '<th>' . esc_html__('URL', 'mxchat') . '</th>';
4734 - $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
4735 - $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
4736 - $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
4737 - $html .= '</tr></thead><tbody>';
4738 -
4739 - // Sort failed URLs by most recent
4740 - $sorted_failed_urls = $failed_urls_list;
4741 - usort($sorted_failed_urls, function($a, $b) {
4742 - return ($b['time'] ?? 0) - ($a['time'] ?? 0);
4743 - });
4744 -
4745 - // Show up to 50 failed URLs
4746 - $display_urls = array_slice($sorted_failed_urls, 0, 50);
4747 -
4748 - foreach ($display_urls as $item) {
4749 - // Ensure $item is an array before accessing its elements
4750 - if (!is_array($item)) {
4751 - continue;
4752 - }
4753 -
4754 - $url = $item['url'] ?? '';
4755 - $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
4756 -
4757 - // Truncate URL for display
4758 - $display_url = strlen($url) > 50 ? substr($url, 0, 47) . '...' : $url;
4759 -
4760 - $html .= '<tr>';
4761 - $html .= '<td style="word-break: break-all;">';
4762 - if (!empty($url)) {
4763 - $html .= '<a href="' . esc_url($url) . '" target="_blank" rel="noopener noreferrer">' . esc_html($display_url) . '</a>';
4764 - } else {
4765 - $html .= esc_html__('Unknown URL', 'mxchat');
4766 - }
4767 - $html .= '</td>';
4768 - $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
4769 - $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
4770 - $html .= '<td>' . esc_html($time_ago) . '</td>';
4771 - $html .= '</tr>';
4772 - }
4773 -
4774 - $html .= '</tbody></table>';
4775 -
4776 - if (count($failed_urls_list) > 50) {
4777 - $html .= '<div class="mxchat-failed-urls-more">+ ' .
4778 - (count($failed_urls_list) - 50) .
4779 - ' ' . esc_html__('more failed URLs not shown', 'mxchat') . '</div>';
4780 - }
4781 -
4782 - $html .= '</div></details></div>';
4783 -
4784 - return $html;
4785 -}
4786 -
4787 -/**
4788 - * Get all ACF fields for a specific post, excluding any fields the user has disabled
4789 - */
4790 -public function mxchat_get_acf_fields_for_post($post_id) {
4791 - if (!function_exists('get_fields')) {
4792 - return array();
4793 - }
4794 -
4795 - $fields = get_fields($post_id);
4796 - if (!$fields || !is_array($fields)) {
4797 - return array();
4798 - }
4799 -
4800 - // Get excluded fields from settings
4801 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
4802 - if (!empty($excluded_fields) && is_array($excluded_fields)) {
4803 - foreach ($excluded_fields as $excluded_field) {
4804 - if (isset($fields[$excluded_field])) {
4805 - unset($fields[$excluded_field]);
4806 - }
4807 - }
4808 - }
4809 -
4810 - return $fields;
4811 -}
4812 -
4813 -/**
4814 - * Get all registered ACF field groups and their fields for the settings UI
4815 - */
4816 -public function mxchat_get_all_acf_fields() {
4817 - if (!function_exists('acf_get_field_groups') || !function_exists('acf_get_fields')) {
4818 - return array();
4819 - }
4820 -
4821 - $all_fields = array();
4822 - $field_groups = acf_get_field_groups();
4823 -
4824 - if (!empty($field_groups)) {
4825 - foreach ($field_groups as $group) {
4826 - $group_fields = acf_get_fields($group['key']);
4827 - if (!empty($group_fields)) {
4828 - $all_fields[$group['title']] = array();
4829 - foreach ($group_fields as $field) {
4830 - $all_fields[$group['title']][] = array(
4831 - 'name' => $field['name'],
4832 - 'label' => $field['label'],
4833 - 'type' => $field['type']
4834 - );
4835 - }
4836 - }
4837 - }
4838 - }
4839 -
4840 - return $all_fields;
4841 -}
4842 -
4843 -/**
4844 - * Get whitelisted custom post meta for a given post
4845 - * This allows non-ACF meta fields (like OptionTree, theme meta boxes) to be included in embeddings
4846 - */
4847 -public function mxchat_get_whitelisted_post_meta($post_id) {
4848 - $whitelist = get_option('mxchat_custom_meta_whitelist', '');
4849 -
4850 - if (empty($whitelist)) {
4851 - return array();
4852 - }
4853 -
4854 - // Parse the whitelist - one meta key per line
4855 - $meta_keys = array_filter(array_map('trim', explode("\n", $whitelist)));
4856 -
4857 - if (empty($meta_keys)) {
4858 - return array();
4859 - }
4860 -
4861 - $result = array();
4862 -
4863 - foreach ($meta_keys as $key) {
4864 - // Skip empty keys
4865 - if (empty($key)) {
4866 - continue;
4867 - }
4868 -
4869 - $value = get_post_meta($post_id, $key, true);
4870 -
4871 - // Only include non-empty string values
4872 - if (!empty($value) && is_string($value)) {
4873 - $result[$key] = $value;
4874 - } elseif (!empty($value) && is_array($value)) {
4875 - // Handle array values by joining them
4876 - $flat_value = $this->mxchat_flatten_meta_array($value);
4877 - if (!empty($flat_value)) {
4878 - $result[$key] = $flat_value;
4879 - }
4880 - }
4881 - }
4882 -
4883 - return $result;
4884 -}
4885 -
4886 -/**
4887 - * Flatten array meta values into a readable string
4888 - */
4889 -private function mxchat_flatten_meta_array($array, $depth = 0) {
4890 - if ($depth > 3) {
4891 - return ''; // Prevent infinite recursion
4892 - }
4893 -
4894 - $parts = array();
4895 -
4896 - foreach ($array as $key => $value) {
4897 - if (is_string($value) && !empty($value)) {
4898 - $parts[] = $value;
4899 - } elseif (is_array($value)) {
4900 - $nested = $this->mxchat_flatten_meta_array($value, $depth + 1);
4901 - if (!empty($nested)) {
4902 - $parts[] = $nested;
4903 - }
4904 - }
4905 - }
4906 -
4907 - return implode(', ', $parts);
4908 -}
4909 -
4910 -/**
4911 - * Format ACF field values for content extraction
4912 - */
4913 -public function mxchat_format_acf_field_value($value, $field_name = '', $post_id = 0) {
4914 - if (empty($value)) {
4915 - return '';
4916 - }
4917 -
4918 - // Handle WP_Post objects first (THIS IS THE KEY FIX)
4919 - if ($value instanceof WP_Post) {
4920 - return $value->post_title ?: '';
4921 - }
4922 -
4923 - // Handle other WP objects
4924 - if (is_object($value)) {
4925 - if (isset($value->post_title)) {
4926 - return $value->post_title;
4927 - } elseif (isset($value->display_name)) {
4928 - return $value->display_name;
4929 - } elseif (isset($value->name)) {
4930 - return $value->name;
4931 - } elseif (method_exists($value, '__toString')) {
4932 - try {
4933 - return (string) $value;
4934 - } catch (Exception $e) {
4935 - return '';
4936 - }
4937 - }
4938 - // For any other objects, return empty string
4939 - return '';
4940 - }
4941 -
4942 - // Handle different ACF field types
4943 - if (is_array($value)) {
4944 - // Check if it's an image/file field
4945 - if (isset($value['url'])) {
4946 - // Image field - return alt text, title, or caption
4947 - if (!empty($value['alt'])) {
4948 - return $value['alt'];
4949 - } elseif (!empty($value['title'])) {
4950 - return $value['title'];
4951 - } elseif (!empty($value['caption'])) {
4952 - return $value['caption'];
4953 - } else {
4954 - return ''; // Don't include just the URL
4955 - }
4956 - }
4957 -
4958 - // Check if it's a post object or relationship field
4959 - if (isset($value['post_title'])) {
4960 - return $value['post_title'];
4961 - }
4962 -
4963 - // Check if it's a user field
4964 - if (isset($value['display_name'])) {
4965 - return $value['display_name'];
4966 - }
4967 -
4968 - // Check if it's a taxonomy term
4969 - if (isset($value['name']) && isset($value['taxonomy'])) {
4970 - return $value['name'];
4971 - }
4972 -
4973 - // Check if it's a select field with label
4974 - if (isset($value['label'])) {
4975 - return $value['label'];
4976 - }
4977 -
4978 - // Check for repeater field or flexible content
4979 - if (is_numeric(key($value))) {
4980 - $sub_values = array();
4981 - foreach ($value as $sub_item) {
4982 - if (is_array($sub_item)) {
4983 - // For repeater/flexible content, extract text values
4984 - $sub_text = $this->mxchat_extract_text_from_acf_array($sub_item);
4985 - if (!empty($sub_text)) {
4986 - $sub_values[] = $sub_text;
4987 - }
4988 - } elseif ($sub_item instanceof WP_Post) {
4989 - // Handle WP_Post objects in arrays
4990 - $sub_values[] = $sub_item->post_title ?: '';
4991 - } else {
4992 - $sub_values[] = (string) $sub_item;
4993 - }
4994 - }
4995 - return implode(', ', array_filter($sub_values));
4996 - }
4997 -
4998 - // For other arrays, try to extract meaningful text
4999 - $text_values = array();
5000 - foreach ($value as $key => $val) {
5001 - if (is_string($val) && !empty(trim($val))) {
5002 - $text_values[] = trim($val);
5003 - } elseif ($val instanceof WP_Post) {
5004 - // Handle WP_Post objects in associative arrays
5005 - $text_values[] = $val->post_title ?: '';
5006 - } elseif (is_array($val) && isset($val['post_title'])) {
5007 - $text_values[] = $val['post_title'];
5008 - } elseif (is_array($val) && isset($val['name'])) {
5009 - $text_values[] = $val['name'];
5010 - }
5011 - }
5012 -
5013 - return implode(', ', array_filter($text_values));
5014 - }
5015 -
5016 - // Handle boolean values
5017 - if (is_bool($value)) {
5018 - return $value ? 'Yes' : 'No';
5019 - }
5020 -
5021 - // Handle numeric values
5022 - if (is_numeric($value)) {
5023 - return (string) $value;
5024 - }
5025 -
5026 - // Handle string values
5027 - if (is_string($value)) {
5028 - return trim($value);
5029 - }
5030 -
5031 - // For anything else that we can't handle, return empty string
5032 - // This prevents the "Object could not be converted to string" error
5033 - return '';
5034 -}
5035 -
5036 -/**
5037 - * Extract text from complex ACF array structures
5038 - */
5039 -private function mxchat_extract_text_from_acf_array($array) {
5040 - if (!is_array($array)) {
5041 - return '';
5042 - }
5043 -
5044 - $text_parts = array();
5045 -
5046 - foreach ($array as $key => $value) {
5047 - if (is_string($value) && !empty(trim($value))) {
5048 - // Skip keys that are likely to be IDs or technical values
5049 - if (!is_numeric($value) || strlen($value) > 10) {
5050 - $text_parts[] = trim($value);
5051 - }
5052 - } elseif ($value instanceof WP_Post) {
5053 - // Handle WP_Post objects
5054 - $text_parts[] = $value->post_title ?: '';
5055 - } elseif (is_array($value)) {
5056 - if (isset($value['post_title'])) {
5057 - $text_parts[] = $value['post_title'];
5058 - } elseif (isset($value['name'])) {
5059 - $text_parts[] = $value['name'];
5060 - } elseif (isset($value['label'])) {
5061 - $text_parts[] = $value['label'];
5062 - }
5063 - } elseif (is_object($value)) {
5064 - // Handle other objects safely
5065 - if (isset($value->post_title)) {
5066 - $text_parts[] = $value->post_title;
5067 - } elseif (isset($value->name)) {
5068 - $text_parts[] = $value->name;
5069 - } elseif (isset($value->display_name)) {
5070 - $text_parts[] = $value->display_name;
5071 - }
5072 - }
5073 - }
5074 -
5075 - return implode(', ', array_filter($text_parts));
5076 -}
5077 -
5078 -/**
5079 - * Handle ACF save - fires after ACF fields are saved
5080 - * This ensures ACF field data is available when syncing to knowledge base
5081 - */
5082 -public function mxchat_handle_acf_save($post_id) {
5083 - // Skip if not a valid post
5084 - if (!$post_id || $post_id === 'options') {
5085 - return;
5086 - }
5087 -
5088 - // Skip autosaves and revisions
5089 - if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
5090 - return;
5091 - }
5092 -
5093 - $post = get_post($post_id);
5094 - if (!$post) {
5095 - return;
5096 - }
5097 -
5098 - $post_type = $post->post_type;
5099 -
5100 - // Check if sync is enabled for this post type
5101 - $should_sync = false;
5102 -
5103 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5104 - $should_sync = true;
5105 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5106 - $should_sync = true;
5107 - } else if ($post_type === 'product' && class_exists('WooCommerce')) {
5108 - // WooCommerce products - check if WooCommerce integration is enabled
5109 - $options = get_option('mxchat_options', array());
5110 - if (isset($options['enable_woocommerce_integration']) &&
5111 - ($options['enable_woocommerce_integration'] === '1' || $options['enable_woocommerce_integration'] === 'on')) {
5112 - $should_sync = true;
5113 - }
5114 - } else {
5115 - // Check custom post types
5116 - $option_name = 'mxchat_auto_sync_' . $post_type;
5117 - if (get_option($option_name) === '1') {
5118 - $should_sync = true;
5119 - }
5120 - }
5121 -
5122 - if (!$should_sync) {
5123 - return;
5124 - }
5125 -
5126 - // Only process published posts
5127 - if ($post->post_status !== 'publish') {
5128 - return;
5129 - }
5130 -
5131 - // Check if this post has any ACF fields - if not, no need to re-sync
5132 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
5133 - if (empty($acf_fields)) {
5134 - return;
5135 - }
5136 -
5137 - // Use a transient to prevent duplicate processing (post_updated may have already run)
5138 - $transient_key = 'mxchat_acf_synced_' . $post_id;
5139 - if (get_transient($transient_key)) {
5140 - return;
5141 - }
5142 - set_transient($transient_key, true, 60); // Prevent re-processing for 60 seconds
5143 -
5144 - // Re-run the sync with ACF data now available
5145 - // We pass $update=true since this is effectively an update with ACF data
5146 - $this->mxchat_handle_post_update($post_id, $post, true);
5147 -}
5148 -
5149 -public function mxchat_handle_post_update($post_id, $post, $update) {
5150 - // Basic validation checks
5151 - if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
5152 - return;
5153 - }
5154 -
5155 - $post_type = $post->post_type;
5156 -
5157 - // Check if sync is enabled for this post type
5158 - $should_sync = false;
5159 -
5160 - // Check built-in post types first
5161 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5162 - $should_sync = true;
5163 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5164 - $should_sync = true;
5165 - } else {
5166 - // Check custom post types
5167 - $option_name = 'mxchat_auto_sync_' . $post_type;
5168 - if (get_option($option_name) === '1') {
5169 - $should_sync = true;
5170 - }
5171 - }
5172 -
5173 - if (!$should_sync) {
5174 - return;
5175 - }
5176 -
5177 - // Check if we have stored the previous status and URL in our transients
5178 - $previous_status_key = 'mxchat_prev_status_' . $post_id;
5179 - $previous_status = get_transient($previous_status_key);
5180 -
5181 - $previous_url_key = 'mxchat_prev_url_' . $post_id;
5182 - $previous_url = get_transient($previous_url_key);
5183 -
5184 - // If the post was previously published but is now not published, remove from knowledge base
5185 - if ($previous_status === 'publish' && $post->post_status !== 'publish') {
5186 - // Use the stored URL from when it was published, or fall back to current permalink
5187 - $source_url = $previous_url ?: get_permalink($post_id);
5188 -
5189 - if ($source_url) {
5190 - // Check if Pinecone is enabled
5191 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
5192 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
5193 -
5194 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
5195 - // Delete from Pinecone
5196 - $this->mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options);
5197 - } else {
5198 - // Delete from WordPress DB
5199 - global $wpdb;
5200 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
5201 -
5202 - $result = $wpdb->delete(
5203 - $table_name,
5204 - array('source_url' => $source_url),
5205 - array('%s')
5206 - );
5207 - }
5208 - }
5209 -
5210 - // Clean up the transients and exit early
5211 - delete_transient($previous_status_key);
5212 - delete_transient($previous_url_key);
5213 - return;
5214 - }
5215 -
5216 - // Store the current status for next time (if this is an update)
5217 - if ($update) {
5218 - set_transient($previous_status_key, $post->post_status, DAY_IN_SECONDS);
5219 -
5220 - // If the post is currently published, also store its URL
5221 - if ($post->post_status === 'publish') {
5222 - $current_url = get_permalink($post_id);
5223 - set_transient($previous_url_key, $current_url, DAY_IN_SECONDS);
5224 - }
5225 - }
5226 -
5227 - // Only process currently published content for adding/updating
5228 - if ($post->post_status === 'publish') {
5229 - // Get the source URL
5230 - $source_url = get_permalink($post_id);
5231 -
5232 - // Get content with proper formatting (matching ajax_mxchat_process_selected_content)
5233 - $title = get_the_title($post_id);
5234 - $content = get_post_field('post_content', $post_id);
5235 - $excerpt = get_post_field('post_excerpt', $post_id);
5236 -
5237 - // Remove shortcode tags but preserve content inside them
5238 - $content = $this->strip_shortcode_tags_preserve_content($content);
5239 - $excerpt = $this->strip_shortcode_tags_preserve_content($excerpt);
5240 -
5241 - // Strip tags but preserve structure (don't use 'the_content' filter as it may re-add shortcodes)
5242 - $content = wp_strip_all_tags($content);
5243 -
5244 - // Combine title, short description (if exists), and content
5245 - $final_content = $title . "\n\n";
5246 -
5247 - // Add short description if it exists (WooCommerce products use post_excerpt for short description)
5248 - if (!empty($excerpt)) {
5249 - $final_content .= "Short Description: " . wp_strip_all_tags($excerpt) . "\n\n";
5250 - }
5251 -
5252 - $final_content .= $content;
5253 -
5254 - // For WooCommerce products, include pricing and product details
5255 - if ($post_type === 'product' && class_exists('WooCommerce')) {
5256 - $product = wc_get_product($post_id);
5257 -
5258 - if ($product) {
5259 - // Get pricing information
5260 - $regular_price = $product->get_regular_price();
5261 - $sale_price = $product->get_sale_price();
5262 - $price = $product->get_price();
5263 - $sku = $product->get_sku();
5264 -
5265 - // Get currency symbol
5266 - $currency_symbol = get_woocommerce_currency_symbol();
5267 -
5268 - // Add pricing information
5269 - $final_content .= "\n";
5270 - if (!empty($regular_price)) {
5271 - $final_content .= "Price: " . $currency_symbol . $regular_price . "\n";
5272 - } elseif (!empty($price)) {
5273 - $final_content .= "Price: " . $currency_symbol . $price . "\n";
5274 - }
5275 -
5276 - if (!empty($sale_price) && $sale_price !== $regular_price) {
5277 - $final_content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
5278 - }
5279 -
5280 - // Handle variable products - show price range
5281 - if ($product->is_type('variable')) {
5282 - $min_price = $product->get_variation_price('min');
5283 - $max_price = $product->get_variation_price('max');
5284 - if ($min_price !== $max_price) {
5285 - $final_content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
5286 - }
5287 - }
5288 -
5289 - if (!empty($sku)) {
5290 - $final_content .= "SKU: " . $sku . "\n";
5291 - }
5292 -
5293 - // Get product categories
5294 - $categories = wp_get_post_terms($post_id, 'product_cat', array('fields' => 'names'));
5295 - if (!empty($categories) && !is_wp_error($categories)) {
5296 - $final_content .= "Categories: " . implode(', ', $categories) . "\n";
5297 - }
5298 - }
5299 - }
5300 -
5301 - // For custom post types like job_listing, include additional fields
5302 - if ($post_type === 'job_listing') {
5303 - // Add job-specific meta if available
5304 - $job_location = get_post_meta($post_id, '_job_location', true);
5305 - if (!empty($job_location)) {
5306 - $final_content .= "\n\nLocation: " . $job_location;
5307 - }
5308 -
5309 - // Get job type terms
5310 - $job_types = get_the_terms($post_id, 'job_listing_type');
5311 - if (!empty($job_types) && !is_wp_error($job_types)) {
5312 - $types = array();
5313 - foreach ($job_types as $type) {
5314 - $types[] = $type->name;
5315 - }
5316 - $final_content .= "\n\nJob Type: " . implode(', ', $types);
5317 - }
5318 -
5319 - // Get company name if available
5320 - $company_name = get_post_meta($post_id, '_company_name', true);
5321 - if (!empty($company_name)) {
5322 - $final_content .= "\n\nCompany: " . $company_name;
5323 - }
5324 - }
5325 -
5326 - // ADD ACF FIELDS SUPPORT (matches ajax_mxchat_process_selected_content behavior)
5327 - $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
5328 - if (!empty($acf_fields)) {
5329 - $acf_content_parts = array();
5330 -
5331 - foreach ($acf_fields as $field_name => $field_value) {
5332 - $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
5333 - if (!empty($formatted_value)) {
5334 - // Convert field name to readable label
5335 - $field_label = ucwords(str_replace(['_', '-'], ' ', $field_name));
5336 - $acf_content_parts[] = $field_label . ": " . $formatted_value;
5337 - }
5338 - }
5339 -
5340 - if (!empty($acf_content_parts)) {
5341 - $final_content .= "\n\n" . implode("\n", $acf_content_parts);
5342 - }
5343 - }
5344 -
5345 - // ADD CUSTOM POST META SUPPORT (whitelisted non-ACF meta fields)
5346 - $custom_meta = $this->mxchat_get_whitelisted_post_meta($post_id);
5347 - if (!empty($custom_meta)) {
5348 - $meta_content_parts = array();
5349 -
5350 - foreach ($custom_meta as $meta_key => $meta_value) {
5351 - // Convert meta key to readable label
5352 - $meta_label = ucwords(str_replace(array('_', '-'), ' ', $meta_key));
5353 - $meta_content_parts[] = $meta_label . ": " . $meta_value;
5354 - }
5355 -
5356 - if (!empty($meta_content_parts)) {
5357 - $final_content .= "\n\n" . implode("\n", $meta_content_parts);
5358 - }
5359 - }
5360 -
5361 - // Get API key with proper model detection
5362 - $options = get_option('mxchat_options');
5363 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
5364 -
5365 - if (strpos($selected_model, 'voyage') === 0) {
5366 - $api_key = $options['voyage_api_key'] ?? '';
5367 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
5368 - $api_key = $options['gemini_api_key'] ?? '';
5369 - } else {
5370 - $api_key = $options['api_key'] ?? '';
5371 - }
5372 -
5373 - if (empty($api_key)) {
5374 - return;
5375 - }
5376 -
5377 - // Use the centralized utility function for storage
5378 - $result = MxChat_Utils::submit_content_to_db(
5379 - $final_content,
5380 - $source_url,
5381 - $api_key,
5382 - md5($source_url) // Vector ID for Pinecone
5383 - );
5384 -
5385 - // After successful storage, apply role restriction based on tags
5386 - if (!is_wp_error($result)) {
5387 - $this->apply_role_restriction_to_post($post_id, $source_url);
5388 - }
5389 - }
5390 -
5391 - // Clean up the stored previous status if not used above
5392 - if ($previous_status !== 'publish' || $post->post_status === 'publish') {
5393 - delete_transient($previous_status_key);
5394 - delete_transient($previous_url_key);
5395 - }
5396 -}
5397 -
5398 -/**
5399 - * Store the post status and URL before update to detect status transitions
5400 - * This runs before the post is actually updated in the database
5401 - */
5402 -public function mxchat_store_pre_update_status($post_id, $data) {
5403 - // Get the current post from database (before update)
5404 - $current_post = get_post($post_id);
5405 -
5406 - if ($current_post) {
5407 - // Store the current status temporarily
5408 - $status_key = 'mxchat_prev_status_' . $post_id;
5409 - set_transient($status_key, $current_post->post_status, HOUR_IN_SECONDS);
5410 -
5411 - // If the post is currently published, also store its URL
5412 - if ($current_post->post_status === 'publish') {
5413 - $url_key = 'mxchat_prev_url_' . $post_id;
5414 - $current_url = get_permalink($post_id);
5415 - set_transient($url_key, $current_url, HOUR_IN_SECONDS);
5416 - }
5417 - }
5418 -}
5419 -
5420 -public function mxchat_handle_post_delete($post_id) {
5421 - // Get post data before it's deleted
5422 - $post = get_post($post_id);
5423 -
5424 - // Basic validation
5425 - if (!$post || wp_is_post_revision($post_id)) {
5426 - return;
5427 - }
5428 -
5429 - $post_type = $post->post_type;
5430 -
5431 - // Check if sync is enabled for this post type
5432 - $should_sync = false;
5433 -
5434 - // Check built-in post types first
5435 - if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
5436 - $should_sync = true;
5437 - } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
5438 - $should_sync = true;
5439 - } else {
5440 - // Check custom post types
5441 - $option_name = 'mxchat_auto_sync_' . $post_type;
5442 - if (get_option($option_name) === '1') {
5443 - $should_sync = true;
5444 - }
5445 - }
5446 -
5447 - if (!$should_sync) {
5448 - return;
5449 - }
5450 -
5451 - // Get the URL before post is deleted
5452 - $source_url = get_permalink($post_id);
5453 - if (!$source_url) {
5454 - //error_log('MXChat: Failed to get permalink for post ' . $post_id);
5455 - return;
5456 - }
5457 -
5458 - // Use chunk-aware deletion (handles both chunked and non-chunked content)
5459 - $delete_result = MxChat_Utils::delete_chunks_for_url($source_url, 'default');
5460 -
5461 - if (is_wp_error($delete_result)) {
5462 - //error_log('MXChat: Chunk-aware deletion failed for URL: ' . $source_url . ' - ' . $delete_result->get_error_message());
5463 - }
5464 -}
5465 -
5466 -
5467 - /**
5468 - * Deletes data from Pinecone using a source URL
5469 - */
5470 - public function mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options) {
5471 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
5472 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
5473 -
5474 - if (empty($host) || empty($api_key)) {
5475 - //error_log('MXChat: Pinecone deletion failed - missing configuration');
5476 - return false;
5477 - }
5478 -
5479 - $api_endpoint = "https://{$host}/vectors/delete";
5480 - $vector_id = md5($source_url);
5481 -
5482 - $request_body = array(
5483 - 'ids' => array($vector_id)
5484 - );
5485 -
5486 - $response = wp_remote_post($api_endpoint, array(
5487 - 'headers' => array(
5488 - 'Api-Key' => $api_key,
5489 - 'accept' => 'application/json',
5490 - 'content-type' => 'application/json'
5491 - ),
5492 - 'body' => wp_json_encode($request_body),
5493 - 'timeout' => 30
5494 - ));
5495 -
5496 - if (is_wp_error($response)) {
5497 - //error_log('MXChat: Pinecone deletion error - ' . $response->get_error_message());
5498 - return false;
5499 - }
5500 -
5501 - $response_code = wp_remote_retrieve_response_code($response);
5502 - if ($response_code !== 200) {
5503 - //error_log('MXChat: Pinecone deletion failed with status ' . $response_code);
5504 - return false;
5505 - }
5506 -
5507 - return true;
5508 - }
5509 -
5510 -
5511 -
5512 -public function mxchat_handle_product_change($post_id, $post, $update) {
5513 - if ($post->post_type !== 'product') {
5514 - return;
5515 - }
5516 -
5517 - if ($post->post_status === 'publish') {
5518 - add_action('shutdown', function() use ($post_id) {
5519 - $product = wc_get_product($post_id);
5520 - if ($product) {
5521 - $this->mxchat_store_product_embedding($product);
5522 - }
5523 - });
5524 - }
5525 -}
5526 -
5527 -/**
5528 - * Store WooCommerce product embeddings
5529 - */
5530 -private function mxchat_store_product_embedding($product) {
5531 - if (!isset($this->options['enable_woocommerce_integration']) ||
5532 - !in_array($this->options['enable_woocommerce_integration'], ['1', 'on'])) {
5533 - return;
5534 - }
5535 -
5536 - $source_url = get_permalink($product->get_id());
5537 - $product_id = $product->get_id();
5538 -
5539 - // Build product content
5540 - $title = $product->get_name();
5541 - $description = $product->get_description();
5542 - $short_description = $product->get_short_description();
5543 - $regular_price = $product->get_regular_price();
5544 - $sale_price = $product->get_sale_price();
5545 - $price = $product->get_price();
5546 - $sku = $product->get_sku();
5547 -
5548 - // Get currency symbol
5549 - $currency_symbol = get_woocommerce_currency_symbol();
5550 -
5551 - // Format content consistently
5552 - $content = $title . "\n\n";
5553 -
5554 - if (!empty($short_description)) {
5555 - $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
5556 - }
5557 -
5558 - if (!empty($description)) {
5559 - $content .= wp_strip_all_tags($description) . "\n\n";
5560 - }
5561 -
5562 - // Add pricing information
5563 - if (!empty($regular_price)) {
5564 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
5565 - } elseif (!empty($price)) {
5566 - $content .= "Price: " . $currency_symbol . $price . "\n";
5567 - }
5568 -
5569 - if (!empty($sale_price) && $sale_price !== $regular_price) {
5570 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
5571 - }
5572 -
5573 - // Handle variable products - show price range
5574 - if ($product->is_type('variable')) {
5575 - $min_price = $product->get_variation_price('min');
5576 - $max_price = $product->get_variation_price('max');
5577 - if ($min_price !== $max_price) {
5578 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
5579 - }
5580 - }
5581 -
5582 - if (!empty($sku)) {
5583 - $content .= "SKU: " . $sku . "\n";
5584 - }
5585 -
5586 - // Get product categories
5587 - $categories = wp_get_post_terms($product_id, 'product_cat', array('fields' => 'names'));
5588 - if (!empty($categories) && !is_wp_error($categories)) {
5589 - $content .= "Categories: " . implode(', ', $categories) . "\n";
5590 - }
5591 -
5592 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
5593 - $custom_tabs = get_post_meta($product_id, 'yikes_woo_products_tabs', true);
5594 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
5595 - foreach ($custom_tabs as $tab) {
5596 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
5597 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
5598 -
5599 - if (!empty($tab_title) && !empty($tab_content)) {
5600 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
5601 - }
5602 - }
5603 - }
5604 -
5605 - // Also check for reusable/saved tabs applied to this product
5606 - $applied_saved_tabs = get_post_meta($product_id, 'yikes_woo_reusable_products_tabs_applied', true);
5607 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
5608 - // Get the saved tabs option
5609 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
5610 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
5611 - foreach ($applied_saved_tabs as $saved_tab_id) {
5612 - if (isset($saved_tabs[$saved_tab_id])) {
5613 - $tab = $saved_tabs[$saved_tab_id];
5614 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
5615 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
5616 -
5617 - if (!empty($tab_title) && !empty($tab_content)) {
5618 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
5619 - }
5620 - }
5621 - }
5622 - }
5623 - }
5624 -
5625 - // Get API key with proper model detection
5626 - $options = get_option('mxchat_options');
5627 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
5628 -
5629 - if (strpos($selected_model, 'voyage') === 0) {
5630 - $api_key = $options['voyage_api_key'] ?? '';
5631 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
5632 - $api_key = $options['gemini_api_key'] ?? '';
5633 - } else {
5634 - $api_key = $options['api_key'] ?? '';
5635 - }
5636 -
5637 - if (empty($api_key)) {
5638 - //error_log('MxChat Auto-sync: No API key configured for embedding model');
5639 - return;
5640 - }
5641 -
5642 - // Use the centralized utility function for storage
5643 - $result = MxChat_Utils::submit_content_to_db(
5644 - $content,
5645 - $source_url,
5646 - $api_key,
5647 - md5($source_url) // Vector ID for Pinecone
5648 - );
5649 -
5650 - // After successful storage, apply role restriction based on tags
5651 - if (!is_wp_error($result)) {
5652 - $this->apply_role_restriction_to_post($product_id, $source_url);
5653 - }
5654 -
5655 - if (is_wp_error($result)) {
5656 - //error_log('MxChat WooCommerce sync failed for product ' . $product_id . ': ' . $result->get_error_message());
5657 - }
5658 -}
5659 -
5660 -public function mxchat_handle_product_delete($post_id) {
5661 - if (get_post_type($post_id) !== 'product') {
5662 - return;
5663 - }
5664 -
5665 - $source_url = get_permalink($post_id);
5666 -
5667 - // Check if Pinecone is enabled
5668 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
5669 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
5670 -
5671 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
5672 - // Delete from Pinecone
5673 - $this->mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options);
5674 - } else {
5675 - // Delete from WordPress DB
5676 - global $wpdb;
5677 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
5678 -
5679 - $wpdb->delete(
5680 - $table_name,
5681 - array('source_url' => $source_url),
5682 - array('%s')
5683 - );
5684 - }
5685 -}
5686 -
5687 -/**
5688 - * Handle individual Pinecone content deletion
5689 - */
5690 -public function mxchat_handle_pinecone_prompt_delete() {
5691 - // Check permissions
5692 - if (!current_user_can('manage_options')) {
5693 - wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
5694 - }
5695 -
5696 - // Verify nonce
5697 - if (!isset($_GET['_wpnonce']) || !wp_verify_nonce($_GET['_wpnonce'], 'mxchat_delete_pinecone_prompt_nonce')) {
5698 - wp_die(esc_html__('Security check failed.', 'mxchat'));
5699 - }
5700 -
5701 - $vector_id = isset($_GET['vector_id']) ? sanitize_text_field($_GET['vector_id']) : '';
5702 -
5703 - if (empty($vector_id)) {
5704 - set_transient('mxchat_admin_notice_error',
5705 - esc_html__('Invalid vector ID.', 'mxchat'),
5706 - 30
5707 - );
5708 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
5709 - exit;
5710 - }
5711 -
5712 - // Get Pinecone settings
5713 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
5714 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
5715 -
5716 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
5717 - set_transient('mxchat_admin_notice_error',
5718 - esc_html__('Pinecone is not properly configured.', 'mxchat'),
5719 - 30
5720 - );
5721 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
5722 - exit;
5723 - }
5724 -
5725 - // Delete from Pinecone
5726 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
5727 - $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
5728 - $vector_id,
5729 - $pinecone_options['mxchat_pinecone_api_key'],
5730 - $pinecone_options['mxchat_pinecone_host']
5731 - );
5732 -
5733 - if ($result['success']) {
5734 - // No cache clearing needed since we removed caching
5735 - set_transient('mxchat_admin_notice_success',
5736 - esc_html__('Entry deleted successfully from Pinecone.', 'mxchat'),
5737 - 30
5738 - );
5739 - } else {
5740 - set_transient('mxchat_admin_notice_error',
5741 - esc_html__('Failed to delete entry: ', 'mxchat') . $result['message'],
5742 - 30
5743 - );
5744 - }
5745 -
5746 - wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
5747 - exit;
5748 -}
5749 -/**
5750 - * Handle individual Pinecone content deletion via AJAX
5751 - */
5752 -public function ajax_mxchat_delete_pinecone_prompt() {
5753 - // Verify nonce and permissions
5754 - if (!check_ajax_referer('mxchat_delete_pinecone_prompt_nonce', 'nonce', false)) {
5755 - wp_send_json_error('Invalid nonce');
5756 - exit;
5757 - }
5758 -
5759 - if (!current_user_can('manage_options')) {
5760 - wp_send_json_error('Unauthorized access');
5761 - exit;
5762 - }
5763 -
5764 - $vector_id = isset($_POST['vector_id']) ? sanitize_text_field($_POST['vector_id']) : '';
5765 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
5766 -
5767 - if (empty($vector_id)) {
5768 - wp_send_json_error('Missing vector ID');
5769 - exit;
5770 - }
5771 -
5772 - // Get bot-specific Pinecone settings
5773 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
5774 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
5775 -
5776 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
5777 -
5778 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
5779 - wp_send_json_error('Pinecone is not properly configured for bot: ' . $bot_id);
5780 - exit;
5781 - }
5782 -
5783 - // Delete from the correct Pinecone index
5784 - $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
5785 - $vector_id,
5786 - $pinecone_options['mxchat_pinecone_api_key'],
5787 - $pinecone_options['mxchat_pinecone_host']
5788 - );
5789 -
5790 - if ($result['success']) {
5791 - // No cache clearing needed since we removed caching
5792 - wp_send_json_success(array(
5793 - 'message' => 'Entry deleted successfully from Pinecone',
5794 - 'vector_id' => $vector_id,
5795 - 'bot_id' => $bot_id
5796 - ));
5797 - } else {
5798 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Failed to delete from Pinecone: ' . $result['message'], array('vector_id' => $vector_id, 'bot_id' => $bot_id));
5799 - wp_send_json_error('Failed to delete from Pinecone: ' . $result['message']);
5800 - }
5801 -
5802 - exit;
5803 -}
5804 -
5805 -/**
5806 - * Handle deletion of all chunks for a given source URL via AJAX
5807 - * Follows the same pattern as ajax_mxchat_delete_pinecone_prompt
5808 - */
5809 -public function ajax_mxchat_delete_chunks_by_url() {
5810 - // Verify nonce and permissions
5811 - if (!check_ajax_referer('mxchat_delete_chunks_nonce', 'nonce', false)) {
5812 - wp_send_json_error('Invalid nonce');
5813 - exit;
5814 - }
5815 -
5816 - if (!current_user_can('manage_options')) {
5817 - wp_send_json_error('Unauthorized access');
5818 - exit;
5819 - }
5820 -
5821 - $source_url = isset($_POST['source_url']) ? esc_url_raw($_POST['source_url']) : '';
5822 - $data_source = isset($_POST['data_source']) ? sanitize_text_field($_POST['data_source']) : 'wordpress';
5823 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
5824 -
5825 - if (empty($source_url)) {
5826 - wp_send_json_error('Missing source URL');
5827 - exit;
5828 - }
5829 -
5830 - // Generate the base vector ID from the source URL (same as how chunks are created)
5831 - $base_vector_id = md5($source_url);
5832 -
5833 - if ($data_source === 'pinecone') {
5834 - // Get bot-specific Pinecone settings (same as working delete function)
5835 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
5836 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
5837 -
5838 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
5839 -
5840 - if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
5841 - wp_send_json_error('Pinecone is not properly configured for bot: ' . $bot_id);
5842 - exit;
5843 - }
5844 -
5845 - $api_key = $pinecone_options['mxchat_pinecone_api_key'];
5846 - $host = $pinecone_options['mxchat_pinecone_host'];
5847 - $namespace = $pinecone_options['mxchat_pinecone_namespace'] ?? '';
5848 -
5849 - // Collect all vector IDs to delete
5850 - $vectors_to_delete = array();
5851 -
5852 - // Add the original single-vector ID (for non-chunked content)
5853 - $vectors_to_delete[] = $base_vector_id;
5854 -
5855 - // Use Pinecone list API to find all chunk vectors with this prefix
5856 - // NOTE: Pinecone List API is a GET request with query parameters, not POST
5857 - $prefix = $base_vector_id . '_chunk_';
5858 -
5859 - $query_params = array(
5860 - 'prefix' => $prefix,
5861 - 'limit' => 100
5862 - );
5863 -
5864 - if (!empty($namespace)) {
5865 - $query_params['namespace'] = $namespace;
5866 - }
5867 -
5868 - $list_url = "https://{$host}/vectors/list?" . http_build_query($query_params);
5869 -
5870 - $list_response = wp_remote_get($list_url, array(
5871 - 'headers' => array(
5872 - 'Api-Key' => $api_key,
5873 - 'accept' => 'application/json'
5874 - ),
5875 - 'timeout' => 30
5876 - ));
5877 -
5878 - if (!is_wp_error($list_response)) {
5879 - $list_body_response = wp_remote_retrieve_body($list_response);
5880 - $list_data = json_decode($list_body_response, true);
5881 - if (!empty($list_data['vectors'])) {
5882 - foreach ($list_data['vectors'] as $vector) {
5883 - if (isset($vector['id'])) {
5884 - $vectors_to_delete[] = $vector['id'];
5885 - }
5886 - }
5887 - }
5888 - }
5889 -
5890 - if (empty($vectors_to_delete)) {
5891 - wp_send_json_success(array(
5892 - 'message' => 'No vectors found to delete',
5893 - 'source_url' => $source_url
5894 - ));
5895 - exit;
5896 - }
5897 -
5898 - // Delete all vectors using the same endpoint as the working function
5899 - $delete_url = "https://{$host}/vectors/delete";
5900 -
5901 - $delete_body = array(
5902 - 'ids' => $vectors_to_delete
5903 - );
5904 -
5905 - if (!empty($namespace)) {
5906 - $delete_body['namespace'] = $namespace;
5907 - }
5908 -
5909 - $delete_response = wp_remote_post($delete_url, array(
5910 - 'headers' => array(
5911 - 'Api-Key' => $api_key,
5912 - 'accept' => 'application/json',
5913 - 'content-type' => 'application/json'
5914 - ),
5915 - 'body' => wp_json_encode($delete_body),
5916 - 'timeout' => 30
5917 - ));
5918 -
5919 - if (is_wp_error($delete_response)) {
5920 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Failed to delete chunks from Pinecone: ' . $delete_response->get_error_message(), array('source_url' => $source_url));
5921 - wp_send_json_error('Failed to delete from Pinecone: ' . $delete_response->get_error_message());
5922 - exit;
5923 - }
5924 -
5925 - $response_code = wp_remote_retrieve_response_code($delete_response);
5926 -
5927 - if ($response_code !== 200) {
5928 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Pinecone API error (HTTP ' . $response_code . ')', array('source_url' => $source_url));
5929 - wp_send_json_error('Pinecone API error (HTTP ' . $response_code . ')');
5930 - exit;
5931 - }
5932 -
5933 - wp_send_json_success(array(
5934 - 'message' => 'All chunks deleted successfully from Pinecone',
5935 - 'source_url' => $source_url,
5936 - 'deleted_count' => count($vectors_to_delete)
5937 - ));
5938 -
5939 - } else {
5940 - // WordPress database deletion
5941 - global $wpdb;
5942 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
5943 -
5944 - $result = $wpdb->delete(
5945 - $table_name,
5946 - array('source_url' => $source_url),
5947 - array('%s')
5948 - );
5949 -
5950 - if ($result === false) {
5951 - MxChat_Admin::mxchat_log_debug('database_error', 'Failed to delete from database: ' . $wpdb->last_error, array('source_url' => $source_url));
5952 - wp_send_json_error('Failed to delete from database: ' . $wpdb->last_error);
5953 - exit;
5954 - }
5955 -
5956 - wp_send_json_success(array(
5957 - 'message' => 'All chunks deleted successfully from database',
5958 - 'source_url' => $source_url,
5959 - 'deleted_count' => $result
5960 - ));
5961 - }
5962 -
5963 - exit;
5964 -}
5965 -
5966 -/**
5967 - * Handle individual WordPress database content deletion via AJAX
5968 - * Mirrors the Pinecone delete handler but for WordPress database entries
5969 - */
5970 -public function ajax_mxchat_delete_wordpress_prompt() {
5971 - // Verify nonce and permissions
5972 - if (!check_ajax_referer('mxchat_delete_wordpress_prompt_nonce', 'nonce', false)) {
5973 - wp_send_json_error('Invalid nonce');
5974 - exit;
5975 - }
5976 -
5977 - if (!current_user_can('manage_options')) {
5978 - wp_send_json_error('Unauthorized access');
5979 - exit;
5980 - }
5981 -
5982 - $entry_id = isset($_POST['entry_id']) ? intval($_POST['entry_id']) : 0;
5983 -
5984 - if (empty($entry_id)) {
5985 - wp_send_json_error('Missing entry ID');
5986 - exit;
5987 - }
5988 -
5989 - global $wpdb;
5990 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
5991 -
5992 - // Clear cache for this entry
5993 - wp_cache_delete('prompt_' . $entry_id, 'mxchat_prompts');
5994 -
5995 - // Delete from database
5996 - $result = $wpdb->delete(
5997 - $table_name,
5998 - array('id' => $entry_id),
5999 - array('%d')
6000 - );
6001 -
6002 - if ($result !== false) {
6003 - wp_send_json_success(array(
6004 - 'message' => 'Entry deleted successfully',
6005 - 'entry_id' => $entry_id
6006 - ));
6007 - } else {
6008 - wp_send_json_error('Failed to delete entry from database');
6009 - }
6010 -
6011 - exit;
6012 -}
6013 -
6014 -/**
6015 - * Handle bulk deletion of knowledge entries via AJAX
6016 - * Supports both Pinecone and WordPress database entries
6017 - */
6018 -public function ajax_mxchat_bulk_delete_knowledge() {
6019 - // Verify nonce and permissions
6020 - if (!check_ajax_referer('mxchat_bulk_delete_knowledge_nonce', 'nonce', false)) {
6021 - wp_send_json_error('Invalid nonce');
6022 - exit;
6023 - }
6024 -
6025 - if (!current_user_can('manage_options')) {
6026 - wp_send_json_error('Unauthorized access');
6027 - exit;
6028 - }
6029 -
6030 - $entries = isset($_POST['entries']) ? $_POST['entries'] : array();
6031 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field($_POST['bot_id']) : 'default';
6032 -
6033 - if (empty($entries) || !is_array($entries)) {
6034 - wp_send_json_error('No entries provided');
6035 - exit;
6036 - }
6037 -
6038 - // Extend execution time — bulk Pinecone operations can take a while
6039 - if (function_exists('set_time_limit')) {
6040 - set_time_limit(120);
6041 - }
6042 -
6043 - $success_ids = array();
6044 - $failed_ids = array();
6045 - $errors = array();
6046 -
6047 - global $wpdb;
6048 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6049 -
6050 - // Get Pinecone manager for Pinecone deletions
6051 - $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
6052 - $pinecone_options = $pinecone_manager->mxchat_get_bot_pinecone_options($bot_id);
6053 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6054 -
6055 - $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
6056 - $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
6057 -
6058 - // =============================================
6059 - // PHASE 1: Collect all Pinecone vector IDs
6060 - // and separate WordPress entries
6061 - // =============================================
6062 - $pinecone_entry_ids = array(); // entry IDs that are pinecone-sourced
6063 - $wordpress_entries = array(); // entries for WordPress DB deletion
6064 - $all_vector_ids = array(); // all pinecone vector IDs to delete in one batch
6065 -
6066 - foreach ($entries as $entry) {
6067 - $entry_id = sanitize_text_field($entry['id'] ?? '');
6068 - $source = sanitize_text_field($entry['source'] ?? 'wordpress');
6069 - $source_url = isset($entry['sourceUrl']) ? esc_url_raw($entry['sourceUrl']) : '';
6070 - $is_group = isset($entry['isGroup']) && ($entry['isGroup'] === true || $entry['isGroup'] === 'true');
6071 -
6072 - if (empty($entry_id)) {
6073 - continue;
6074 - }
6075 -
6076 - if ($source === 'pinecone') {
6077 - if (!$use_pinecone || empty($api_key)) {
6078 - $failed_ids[] = $entry_id;
6079 - $errors[] = "Pinecone not configured for entry: $entry_id";
6080 - continue;
6081 - }
6082 -
6083 - $pinecone_entry_ids[] = $entry_id;
6084 -
6085 - if ($is_group && !empty($source_url)) {
6086 - // Grouped/chunked entry: collect base ID + chunk IDs via List API
6087 - $base_vector_id = md5($source_url);
6088 - $all_vector_ids[] = $base_vector_id;
6089 -
6090 - $list_url = 'https://' . $host . '/vectors/list?prefix=' . urlencode($base_vector_id . '_chunk_') . '&limit=100';
6091 - $list_response = wp_remote_get($list_url, array(
6092 - 'headers' => array(
6093 - 'Api-Key' => $api_key,
6094 - 'accept' => 'application/json'
6095 - ),
6096 - 'timeout' => 30
6097 - ));
6098 -
6099 - if (!is_wp_error($list_response)) {
6100 - $list_body = json_decode(wp_remote_retrieve_body($list_response), true);
6101 - if (!empty($list_body['vectors']) && is_array($list_body['vectors'])) {
6102 - foreach ($list_body['vectors'] as $vector) {
6103 - if (isset($vector['id'])) {
6104 - $all_vector_ids[] = $vector['id'];
6105 - }
6106 - }
6107 - }
6108 - }
6109 - } else {
6110 - // Single entry: the entry_id IS the vector ID
6111 - $all_vector_ids[] = $entry_id;
6112 - }
6113 - } else {
6114 - $wordpress_entries[] = $entry;
6115 - }
6116 - }
6117 -
6118 - // =============================================
6119 - // PHASE 2: Single batch delete to Pinecone
6120 - // =============================================
6121 - if (!empty($all_vector_ids)) {
6122 - $all_vector_ids = array_values(array_unique($all_vector_ids));
6123 - $pinecone_success = true;
6124 - $batches = array_chunk($all_vector_ids, 100);
6125 -
6126 - foreach ($batches as $batch) {
6127 - $delete_response = wp_remote_post("https://{$host}/vectors/delete", array(
6128 - 'headers' => array(
6129 - 'Api-Key' => $api_key,
6130 - 'accept' => 'application/json',
6131 - 'content-type' => 'application/json'
6132 - ),
6133 - 'body' => wp_json_encode(array('ids' => $batch)),
6134 - 'timeout' => 60
6135 - ));
6136 -
6137 - if (is_wp_error($delete_response)) {
6138 - $pinecone_success = false;
6139 - $errors[] = 'Pinecone batch deletion failed: ' . $delete_response->get_error_message();
6140 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Bulk delete batch failed: ' . $delete_response->get_error_message());
6141 - } else {
6142 - $response_code = wp_remote_retrieve_response_code($delete_response);
6143 - if ($response_code !== 200) {
6144 - $pinecone_success = false;
6145 - $response_body = wp_remote_retrieve_body($delete_response);
6146 - $errors[] = "Pinecone API error (HTTP $response_code)";
6147 - MxChat_Admin::mxchat_log_debug('pinecone_error', 'Bulk delete batch failed (HTTP ' . $response_code . ')', array('response' => substr($response_body, 0, 200)));
6148 - }
6149 - }
6150 - }
6151 -
6152 - // Mark all pinecone entries based on batch result
6153 - foreach ($pinecone_entry_ids as $eid) {
6154 - if ($pinecone_success) {
6155 - $success_ids[] = $eid;
6156 - } else {
6157 - $failed_ids[] = $eid;
6158 - }
6159 - }
6160 - }
6161 -
6162 - // =============================================
6163 - // PHASE 3: WordPress database deletions
6164 - // =============================================
6165 - foreach ($wordpress_entries as $entry) {
6166 - $entry_id = sanitize_text_field($entry['id'] ?? '');
6167 - $source_url = isset($entry['sourceUrl']) ? esc_url_raw($entry['sourceUrl']) : '';
6168 - $is_group = isset($entry['isGroup']) && ($entry['isGroup'] === true || $entry['isGroup'] === 'true');
6169 -
6170 - if (empty($entry_id)) {
6171 - continue;
6172 - }
6173 -
6174 - try {
6175 - if ($is_group && !empty($source_url)) {
6176 - $result = $wpdb->delete(
6177 - $table_name,
6178 - array('source_url' => $source_url),
6179 - array('%s')
6180 - );
6181 - } else {
6182 - wp_cache_delete('prompt_' . $entry_id, 'mxchat_prompts');
6183 - $result = $wpdb->delete(
6184 - $table_name,
6185 - array('id' => intval($entry_id)),
6186 - array('%d')
6187 - );
6188 - }
6189 -
6190 - if ($result !== false) {
6191 - $success_ids[] = $entry_id;
6192 - } else {
6193 - $failed_ids[] = $entry_id;
6194 - $errors[] = "Database error for entry: $entry_id";
6195 - }
6196 - } catch (Exception $e) {
6197 - $failed_ids[] = $entry_id;
6198 - $errors[] = $e->getMessage();
6199 - }
6200 - }
6201 -
6202 - wp_send_json_success(array(
6203 - 'success_ids' => $success_ids,
6204 - 'failed_ids' => $failed_ids,
6205 - 'errors' => $errors,
6206 - 'total_processed' => count($success_ids) + count($failed_ids)
6207 - ));
6208 -
6209 - exit;
6210 -}
6211 -
6212 -/**
6213 - * Get hierarchical roles for dropdown
6214 - */
6215 -public function mxchat_get_role_options() {
6216 - return array(
6217 - 'public' => __('Public (Everyone)', 'mxchat'),
6218 - 'logged_in' => __('Logged In Users', 'mxchat'),
6219 - 'subscriber' => __('Subscribers & Above', 'mxchat'),
6220 - 'contributor' => __('Contributors & Above', 'mxchat'),
6221 - 'author' => __('Authors & Above', 'mxchat'),
6222 - 'editor' => __('Editors & Above', 'mxchat'),
6223 - 'administrator' => __('Administrators Only', 'mxchat')
6224 - );
6225 -}
6226 -
6227 -/**
6228 - * Check if user has access to content based on role restriction
6229 - */
6230 -public function mxchat_user_has_content_access($role_restriction) {
6231 - // Public content is always accessible
6232 - if ($role_restriction === 'public' || empty($role_restriction)) {
6233 - return true;
6234 - }
6235 -
6236 - // Check if user is logged in for logged_in restriction
6237 - if ($role_restriction === 'logged_in') {
6238 - return is_user_logged_in();
6239 - }
6240 -
6241 - // If not logged in, no access to role-restricted content
6242 - if (!is_user_logged_in()) {
6243 - return false;
6244 - }
6245 -
6246 - $user = wp_get_current_user();
6247 - $user_roles = $user->roles;
6248 -
6249 - if (empty($user_roles)) {
6250 - return false;
6251 - }
6252 -
6253 - // Define role hierarchy (higher number = higher access)
6254 - $hierarchy = array(
6255 - 'subscriber' => 1,
6256 - 'contributor' => 2,
6257 - 'author' => 3,
6258 - 'editor' => 4,
6259 - 'administrator' => 5
6260 - );
6261 -
6262 - // Get required level
6263 - $required_level = isset($hierarchy[$role_restriction]) ? $hierarchy[$role_restriction] : 0;
6264 -
6265 - // Check if user has required level or higher
6266 - foreach ($user_roles as $user_role) {
6267 - $user_level = isset($hierarchy[$user_role]) ? $hierarchy[$user_role] : 0;
6268 - if ($user_level >= $required_level) {
6269 - return true;
6270 - }
6271 - }
6272 -
6273 - return false;
6274 -}
6275 -
6276 -/**
6277 - * Handle role restriction updates via AJAX
6278 - * Removed cache clearing call since we removed caching
6279 - */
6280 -public function ajax_mxchat_update_role_restriction() {
6281 - // Verify nonce and permissions
6282 - if (!check_ajax_referer('mxchat_update_role_nonce', 'nonce', false)) {
6283 - wp_send_json_error('Invalid nonce');
6284 - exit;
6285 - }
6286 -
6287 - if (!current_user_can('manage_options')) {
6288 - wp_send_json_error('Unauthorized access');
6289 - exit;
6290 - }
6291 -
6292 - $entry_id = isset($_POST['entry_id']) ? sanitize_text_field($_POST['entry_id']) : '';
6293 - $role_restriction = isset($_POST['role_restriction']) ? sanitize_text_field($_POST['role_restriction']) : 'public';
6294 - $data_source = isset($_POST['data_source']) ? sanitize_text_field($_POST['data_source']) : 'wordpress';
6295 -
6296 - if (empty($entry_id)) {
6297 - wp_send_json_error('Invalid entry ID');
6298 - exit;
6299 - }
6300 -
6301 - // Get knowledge manager instance to validate role restriction
6302 - $knowledge_manager = MxChat_Knowledge_Manager::get_instance();
6303 - $valid_roles = array_keys($knowledge_manager->mxchat_get_role_options());
6304 - if (!in_array($role_restriction, $valid_roles)) {
6305 - wp_send_json_error('Invalid role restriction');
6306 - exit;
6307 - }
6308 -
6309 - global $wpdb;
6310 -
6311 - if ($data_source === 'pinecone') {
6312 - // Handle Pinecone role restriction (stored separately in WordPress table)
6313 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6314 -
6315 - // Use REPLACE to insert or update the role restriction
6316 - $result = $wpdb->replace(
6317 - $roles_table,
6318 - array(
6319 - 'vector_id' => $entry_id,
6320 - 'role_restriction' => $role_restriction,
6321 - 'updated_at' => current_time('mysql')
6322 - ),
6323 - array('%s', '%s', '%s')
6324 - );
6325 -
6326 - // No cache clearing needed since we removed caching
6327 -
6328 - } else {
6329 - // Handle WordPress database role restriction (existing functionality)
6330 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6331 -
6332 - $result = $wpdb->update(
6333 - $table_name,
6334 - array('role_restriction' => $role_restriction),
6335 - array('id' => absint($entry_id)),
6336 - array('%s'),
6337 - array('%d')
6338 - );
6339 - }
6340 -
6341 - if ($result === false) {
6342 - wp_send_json_error('Database update failed: ' . $wpdb->last_error);
6343 - exit;
6344 - }
6345 -
6346 - wp_send_json_success(array(
6347 - 'message' => 'Role restriction updated successfully',
6348 - 'role_restriction' => $role_restriction,
6349 - 'data_source' => $data_source,
6350 - 'entry_id' => $entry_id
6351 - ));
6352 - exit;
6353 -}
6354 -
6355 -// ========================================
6356 -// ROLE-BASED CONTENT RESTRICTIONS - NEW FUNCTIONS
6357 -// Add these to your MxChat_Knowledge_Manager class
6358 -// ========================================
6359 -
6360 -/**
6361 - * Initialize role-based content hooks
6362 - * Add this call to your __construct() or mxchat_init_hooks() method
6363 - */
6364 -private function mxchat_init_role_hooks() {
6365 - // AJAX handlers for tag-role mappings
6366 - add_action('wp_ajax_mxchat_add_tag_role_mapping', array($this, 'ajax_add_tag_role_mapping'));
6367 - add_action('wp_ajax_mxchat_delete_tag_role_mapping', array($this, 'ajax_delete_tag_role_mapping'));
6368 - add_action('wp_ajax_mxchat_get_tag_role_mappings', array($this, 'ajax_get_tag_role_mappings'));
6369 - add_action('wp_ajax_mxchat_bulk_update_tag_roles', array($this, 'ajax_bulk_update_tag_roles'));
6370 -
6371 - // Hook to automatically update role restrictions when tags are added/removed
6372 - add_action('set_object_terms', array($this, 'handle_tag_change'), 10, 6);
6373 -
6374 - // Hook to apply role restrictions on auto-sync
6375 - add_action('mxchat_content_stored', array($this, 'apply_role_restriction_after_storage'), 10, 2);
6376 -}
6377 -
6378 -/**
6379 - * Add tag-role mapping via AJAX
6380 - */
6381 -public function ajax_add_tag_role_mapping() {
6382 - // Verify nonce and permissions
6383 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6384 -
6385 - if (!current_user_can('manage_options')) {
6386 - wp_send_json_error('Unauthorized access');
6387 - exit;
6388 - }
6389 -
6390 - $tag_slug = isset($_POST['tag_slug']) ? sanitize_text_field($_POST['tag_slug']) : '';
6391 - $role_restriction = isset($_POST['role_restriction']) ? sanitize_text_field($_POST['role_restriction']) : 'public';
6392 -
6393 - if (empty($tag_slug)) {
6394 - wp_send_json_error('Tag slug is required');
6395 - exit;
6396 - }
6397 -
6398 - // Validate role restriction
6399 - $valid_roles = array_keys($this->mxchat_get_role_options());
6400 - if (!in_array($role_restriction, $valid_roles)) {
6401 - wp_send_json_error('Invalid role restriction');
6402 - exit;
6403 - }
6404 -
6405 - // Check if tag exists in WordPress
6406 - $term = get_term_by('slug', $tag_slug, 'post_tag');
6407 - if (!$term) {
6408 - wp_send_json_error('Tag does not exist in WordPress');
6409 - exit;
6410 - }
6411 -
6412 - // Get existing mappings
6413 - $mappings = get_option('mxchat_tag_role_mappings', array());
6414 -
6415 - // Check if mapping already exists
6416 - if (isset($mappings[$tag_slug])) {
6417 - wp_send_json_error('Mapping for this tag already exists');
6418 - exit;
6419 - }
6420 -
6421 - // Add new mapping
6422 - $mappings[$tag_slug] = $role_restriction;
6423 - update_option('mxchat_tag_role_mappings', $mappings);
6424 -
6425 - wp_send_json_success(array(
6426 - 'message' => 'Tag-role mapping added successfully',
6427 - 'tag_slug' => $tag_slug,
6428 - 'role_restriction' => $role_restriction
6429 - ));
6430 - exit;
6431 -}
6432 -
6433 -/**
6434 - * Delete tag-role mapping via AJAX
6435 - */
6436 -public function ajax_delete_tag_role_mapping() {
6437 - // Verify nonce and permissions
6438 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6439 -
6440 - if (!current_user_can('manage_options')) {
6441 - wp_send_json_error('Unauthorized access');
6442 - exit;
6443 - }
6444 -
6445 - $tag_slug = isset($_POST['tag_slug']) ? sanitize_text_field($_POST['tag_slug']) : '';
6446 -
6447 - if (empty($tag_slug)) {
6448 - wp_send_json_error('Tag slug is required');
6449 - exit;
6450 - }
6451 -
6452 - // Get existing mappings
6453 - $mappings = get_option('mxchat_tag_role_mappings', array());
6454 -
6455 - // Check if mapping exists
6456 - if (!isset($mappings[$tag_slug])) {
6457 - wp_send_json_error('Mapping does not exist');
6458 - exit;
6459 - }
6460 -
6461 - // Remove mapping
6462 - unset($mappings[$tag_slug]);
6463 - update_option('mxchat_tag_role_mappings', $mappings);
6464 -
6465 - wp_send_json_success(array(
6466 - 'message' => 'Tag-role mapping deleted successfully',
6467 - 'tag_slug' => $tag_slug
6468 - ));
6469 - exit;
6470 -}
6471 -
6472 -/**
6473 - * Get all tag-role mappings via AJAX
6474 - */
6475 -public function ajax_get_tag_role_mappings() {
6476 - // Verify nonce and permissions
6477 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6478 -
6479 - if (!current_user_can('manage_options')) {
6480 - wp_send_json_error('Unauthorized access');
6481 - exit;
6482 - }
6483 -
6484 - // Get mappings
6485 - $mappings = get_option('mxchat_tag_role_mappings', array());
6486 - $role_options = $this->mxchat_get_role_options();
6487 -
6488 - $formatted_mappings = array();
6489 -
6490 - foreach ($mappings as $tag_slug => $role_restriction) {
6491 - // Get tag object
6492 - $term = get_term_by('slug', $tag_slug, 'post_tag');
6493 -
6494 - // Count posts with this tag
6495 - $post_count = 0;
6496 - if ($term) {
6497 - $post_count = $term->count;
6498 - }
6499 -
6500 - $formatted_mappings[] = array(
6501 - 'tag_slug' => $tag_slug,
6502 - 'role_restriction' => $role_restriction,
6503 - 'role_label' => $role_options[$role_restriction] ?? $role_restriction,
6504 - 'post_count' => $post_count
6505 - );
6506 - }
6507 -
6508 - wp_send_json_success(array(
6509 - 'mappings' => $formatted_mappings
6510 - ));
6511 - exit;
6512 -}
6513 -
6514 -/**
6515 - * Bulk update role restrictions for all existing content with mapped tags
6516 - */
6517 -public function ajax_bulk_update_tag_roles() {
6518 - // Verify nonce and permissions
6519 - check_ajax_referer('mxchat_prompts_setting_nonce', 'nonce');
6520 -
6521 - if (!current_user_can('manage_options')) {
6522 - wp_send_json_error('Unauthorized access');
6523 - exit;
6524 - }
6525 -
6526 - // Get mappings
6527 - $mappings = get_option('mxchat_tag_role_mappings', array());
6528 -
6529 - if (empty($mappings)) {
6530 - wp_send_json_error('No tag-role mappings found');
6531 - exit;
6532 - }
6533 -
6534 - global $wpdb;
6535 -
6536 - // Check if using Pinecone
6537 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
6538 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6539 -
6540 - $updated_count = 0;
6541 - $details = array();
6542 -
6543 - foreach ($mappings as $tag_slug => $role_restriction) {
6544 - // Get all posts with this tag
6545 - $posts = get_posts(array(
6546 - 'tag' => $tag_slug,
6547 - 'post_type' => 'any',
6548 - 'posts_per_page' => -1,
6549 - 'fields' => 'ids',
6550 - 'post_status' => 'publish'
6551 - ));
6552 -
6553 - if (empty($posts)) {
6554 - continue;
6555 - }
6556 -
6557 - $tag_updated = 0;
6558 -
6559 - foreach ($posts as $post_id) {
6560 - $source_url = get_permalink($post_id);
6561 - if (!$source_url) {
6562 - continue;
6563 - }
6564 -
6565 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
6566 - // Update Pinecone role restriction
6567 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6568 - $vector_id = md5($source_url);
6569 -
6570 - $result = $wpdb->replace(
6571 - $roles_table,
6572 - array(
6573 - 'vector_id' => $vector_id,
6574 - 'role_restriction' => $role_restriction,
6575 - 'updated_at' => current_time('mysql')
6576 - ),
6577 - array('%s', '%s', '%s')
6578 - );
6579 - } else {
6580 - // Update WordPress DB
6581 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6582 -
6583 - $result = $wpdb->update(
6584 - $table_name,
6585 - array('role_restriction' => $role_restriction),
6586 - array('source_url' => $source_url),
6587 - array('%s'),
6588 - array('%s')
6589 - );
6590 - }
6591 -
6592 - if ($result !== false) {
6593 - $tag_updated++;
6594 - $updated_count++;
6595 - }
6596 - }
6597 -
6598 - if ($tag_updated > 0) {
6599 - $details[] = sprintf(
6600 - 'Tag "%s" (%s): %d posts updated',
6601 - $tag_slug,
6602 - $role_restriction,
6603 - $tag_updated
6604 - );
6605 - }
6606 - }
6607 -
6608 - wp_send_json_success(array(
6609 - 'message' => 'Bulk update completed',
6610 - 'updated_count' => $updated_count,
6611 - 'tags_processed' => count($mappings),
6612 - 'details' => $details
6613 - ));
6614 - exit;
6615 -}
6616 -
6617 -/**
6618 - * Handle tag changes on posts (when tags are added or removed)
6619 - */
6620 -public function handle_tag_change($object_id, $terms, $tt_ids, $taxonomy, $append, $old_tt_ids) {
6621 - // Only process post tags
6622 - if ($taxonomy !== 'post_tag') {
6623 - return;
6624 - }
6625 -
6626 - // Get tag-role mappings
6627 - $mappings = get_option('mxchat_tag_role_mappings', array());
6628 -
6629 - if (empty($mappings)) {
6630 - return;
6631 - }
6632 -
6633 - // Get the post's URL
6634 - $source_url = get_permalink($object_id);
6635 - if (!$source_url) {
6636 - return;
6637 - }
6638 -
6639 - // Determine the highest role restriction based on tags
6640 - $highest_role = 'public';
6641 - $role_hierarchy = array(
6642 - 'public' => 0,
6643 - 'logged_in' => 1,
6644 - 'subscriber' => 2,
6645 - 'contributor' => 3,
6646 - 'author' => 4,
6647 - 'editor' => 5,
6648 - 'administrator' => 6
6649 - );
6650 -
6651 - // Get all current tags for the post
6652 - $current_tags = wp_get_post_tags($object_id, array('fields' => 'slugs'));
6653 -
6654 - // Find the highest role restriction among the tags
6655 - foreach ($current_tags as $tag_slug) {
6656 - if (isset($mappings[$tag_slug])) {
6657 - $role = $mappings[$tag_slug];
6658 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
6659 - $highest_role = $role;
6660 - }
6661 - }
6662 - }
6663 -
6664 - // Update the role restriction in the database
6665 - global $wpdb;
6666 -
6667 - // Check if using Pinecone
6668 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
6669 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6670 -
6671 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
6672 - // Update Pinecone role restriction
6673 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6674 - $vector_id = md5($source_url);
6675 -
6676 - $wpdb->replace(
6677 - $roles_table,
6678 - array(
6679 - 'vector_id' => $vector_id,
6680 - 'role_restriction' => $highest_role,
6681 - 'updated_at' => current_time('mysql')
6682 - ),
6683 - array('%s', '%s', '%s')
6684 - );
6685 - } else {
6686 - // Update WordPress DB
6687 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6688 -
6689 - $wpdb->update(
6690 - $table_name,
6691 - array('role_restriction' => $highest_role),
6692 - array('source_url' => $source_url),
6693 - array('%s'),
6694 - array('%s')
6695 - );
6696 - }
6697 -}
6698 -
6699 -/**
6700 - * Apply role restriction after content is stored (for auto-sync)
6701 - */
6702 -public function apply_role_restriction_after_storage($post_id, $source_url) {
6703 - // Get tag-role mappings
6704 - $mappings = get_option('mxchat_tag_role_mappings', array());
6705 -
6706 - if (empty($mappings)) {
6707 - return;
6708 - }
6709 -
6710 - // Get all tags for the post
6711 - $post_tags = wp_get_post_tags($post_id, array('fields' => 'slugs'));
6712 -
6713 - if (empty($post_tags)) {
6714 - return;
6715 - }
6716 -
6717 - // Determine the highest role restriction based on tags
6718 - $highest_role = 'public';
6719 - $role_hierarchy = array(
6720 - 'public' => 0,
6721 - 'logged_in' => 1,
6722 - 'subscriber' => 2,
6723 - 'contributor' => 3,
6724 - 'author' => 4,
6725 - 'editor' => 5,
6726 - 'administrator' => 6
6727 - );
6728 -
6729 - foreach ($post_tags as $tag_slug) {
6730 - if (isset($mappings[$tag_slug])) {
6731 - $role = $mappings[$tag_slug];
6732 - if (isset($role_hierarchy[$role]) && $role_hierarchy[$role] > $role_hierarchy[$highest_role]) {
6733 - $highest_role = $role;
6734 - }
6735 - }
6736 - }
6737 -
6738 - // If no restricted tags found, return (leave as public)
6739 - if ($highest_role === 'public') {
6740 - return;
6741 - }
6742 -
6743 - // Update the role restriction
6744 - global $wpdb;
6745 -
6746 - // Check if using Pinecone
6747 - $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
6748 - $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
6749 -
6750 - if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
6751 - // Update Pinecone role restriction
6752 - $roles_table = $wpdb->prefix . 'mxchat_pinecone_roles';
6753 - $vector_id = md5($source_url);
6754 -
6755 - $wpdb->replace(
6756 - $roles_table,
6757 - array(
6758 - 'vector_id' => $vector_id,
6759 - 'role_restriction' => $highest_role,
6760 - 'updated_at' => current_time('mysql')
6761 - ),
6762 - array('%s', '%s', '%s')
6763 - );
6764 - } else {
6765 - // Update WordPress DB
6766 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
6767 -
6768 - $wpdb->update(
6769 - $table_name,
6770 - array('role_restriction' => $highest_role),
6771 - array('source_url' => $source_url),
6772 - array('%s'),
6773 - array('%s')
6774 - );
6775 - }
6776 -}
6777 -
6778 -
6779 - // ========================================
6780 - // HELPER METHODS
6781 - // ========================================
6782 -
6783 - /**
6784 - * Check if user has required permissions for content processing
6785 - */
6786 - private function mxchat_check_user_permissions() {
6787 - if (!current_user_can('manage_options')) {
6788 - wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
6789 - }
6790 - }
6791 -
6792 - /**
6793 - * Validate nonce for security
6794 - */
6795 - private function mxchat_validate_nonce($nonce_name, $nonce_action) {
6796 - if (!isset($_POST[$nonce_name]) || !wp_verify_nonce($_POST[$nonce_name], $nonce_action)) {
6797 - wp_die(esc_html__('Security check failed.', 'mxchat'));
6798 - }
6799 - }
6800 -
6801 - /**
6802 - * Get embedding API credentials
6803 - */
6804 - private function mxchat_get_embedding_credentials() {
6805 - $embedding_model = $this->options['embedding_model'] ?? 'text-embedding-ada-002';
6806 -
6807 - if (strpos($embedding_model, 'text-embedding-') !== false) {
6808 - return array(
6809 - 'type' => 'openai',
6810 - 'api_key' => $this->options['api_key'] ?? ''
6811 - );
6812 - } elseif (strpos($embedding_model, 'voyage-') !== false) {
6813 - return array(
6814 - 'type' => 'voyage',
6815 - 'api_key' => $this->options['voyage_api_key'] ?? ''
6816 - );
6817 - } elseif (strpos($embedding_model, 'gemini-embedding-') !== false) {
6818 - return array(
6819 - 'type' => 'gemini',
6820 - 'api_key' => $this->options['gemini_api_key'] ?? ''
6821 - );
6822 - }
6823 -
6824 - return array('type' => 'unknown', 'api_key' => '');
6825 - }
6826 -
6827 - /**
6828 - * Log processing errors
6829 - */
6830 - private function mxchat_log_processing_error($operation, $error_message) {
6831 - //error_log("MxChat Knowledge Processing {$operation} Error: " . $error_message);
6832 - }
6833 -
6834 - /**
6835 - * Set admin notice transient
6836 - */
6837 - private function mxchat_set_admin_notice($type, $message) {
6838 - set_transient("mxchat_admin_notice_{$type}", $message, 30);
6839 - }
6840 -
6841 - /**
6842 - * Get Pinecone manager instance for vector operations
6843 - */
6844 - private function mxchat_get_pinecone_manager() {
6845 - return MxChat_Pinecone_Manager::get_instance();
6846 - }
6847 -
6848 -
6849 - // ========================================
6850 -// DATABASE QUEUE TABLE MANAGEMENT
6851 -// ========================================
6852 -
6853 -/**
6854 - * Create queue table on plugin activation
6855 - * Call this from your plugin activation hook
6856 - */
6857 -public function mxchat_create_queue_table() {
6858 - global $wpdb;
6859 -
6860 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
6861 - $charset_collate = $wpdb->get_charset_collate();
6862 -
6863 - $sql = "CREATE TABLE IF NOT EXISTS $table_name (
6864 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
6865 - queue_id varchar(64) NOT NULL,
6866 - item_type varchar(20) NOT NULL,
6867 - item_data longtext NOT NULL,
6868 - status varchar(20) NOT NULL DEFAULT 'pending',
6869 - bot_id varchar(50) NOT NULL DEFAULT 'default',
6870 - priority int(11) NOT NULL DEFAULT 0,
6871 - attempts int(11) NOT NULL DEFAULT 0,
6872 - max_attempts int(11) NOT NULL DEFAULT 3,
6873 - error_message text DEFAULT NULL,
6874 - created_at datetime NOT NULL,
6875 - started_at datetime DEFAULT NULL,
6876 - completed_at datetime DEFAULT NULL,
6877 - PRIMARY KEY (id),
6878 - KEY queue_id (queue_id),
6879 - KEY status (status),
6880 - KEY item_type (item_type),
6881 - KEY priority (priority)
6882 - ) $charset_collate;";
6883 -
6884 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
6885 - dbDelta($sql);
6886 -
6887 - // Also create a meta table for queue metadata
6888 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
6889 -
6890 - $meta_sql = "CREATE TABLE IF NOT EXISTS $meta_table (
6891 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
6892 - queue_id varchar(64) NOT NULL,
6893 - meta_key varchar(255) NOT NULL,
6894 - meta_value longtext,
6895 - PRIMARY KEY (id),
6896 - KEY queue_id (queue_id),
6897 - KEY meta_key (meta_key)
6898 - ) $charset_collate;";
6899 -
6900 - dbDelta($meta_sql);
6901 -}
6902 -
6903 -/**
6904 - * Add items to the processing queue
6905 - *
6906 - * @param string $queue_id Unique identifier for this queue batch
6907 - * @param string $item_type Type of item (url, pdf_page)
6908 - * @param array $items Array of items to queue
6909 - * @param string $bot_id Bot ID for processing
6910 - * @return int Number of items queued
6911 - */
6912 -private function mxchat_add_to_queue($queue_id, $item_type, $items, $bot_id = 'default') {
6913 - global $wpdb;
6914 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
6915 -
6916 - $queued_count = 0;
6917 - $priority = 0;
6918 -
6919 - foreach ($items as $item) {
6920 - $result = $wpdb->insert(
6921 - $table_name,
6922 - array(
6923 - 'queue_id' => $queue_id,
6924 - 'item_type' => $item_type,
6925 - 'item_data' => wp_json_encode($item),
6926 - 'status' => 'pending',
6927 - 'bot_id' => $bot_id,
6928 - 'priority' => $priority,
6929 - 'attempts' => 0,
6930 - 'max_attempts' => 3,
6931 - 'created_at' => current_time('mysql')
6932 - ),
6933 - array('%s', '%s', '%s', '%s', '%s', '%d', '%d', '%d', '%s')
6934 - );
6935 -
6936 - if ($result) {
6937 - $queued_count++;
6938 - }
6939 -
6940 - $priority++; // Process in order
6941 - }
6942 -
6943 - return $queued_count;
6944 -}
6945 -
6946 -/**
6947 - * Store queue metadata (total counts, source URL, etc.)
6948 - */
6949 -private function mxchat_set_queue_meta($queue_id, $meta_key, $meta_value) {
6950 - global $wpdb;
6951 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
6952 -
6953 - // Check if meta exists
6954 - $existing = $wpdb->get_var($wpdb->prepare(
6955 - "SELECT id FROM $meta_table WHERE queue_id = %s AND meta_key = %s",
6956 - $queue_id,
6957 - $meta_key
6958 - ));
6959 -
6960 - if ($existing) {
6961 - // Update
6962 - $wpdb->update(
6963 - $meta_table,
6964 - array('meta_value' => maybe_serialize($meta_value)),
6965 - array('queue_id' => $queue_id, 'meta_key' => $meta_key),
6966 - array('%s'),
6967 - array('%s', '%s')
6968 - );
6969 - } else {
6970 - // Insert
6971 - $wpdb->insert(
6972 - $meta_table,
6973 - array(
6974 - 'queue_id' => $queue_id,
6975 - 'meta_key' => $meta_key,
6976 - 'meta_value' => maybe_serialize($meta_value)
6977 - ),
6978 - array('%s', '%s', '%s')
6979 - );
6980 - }
6981 -}
6982 -
6983 -/**
6984 - * Get queue metadata
6985 - */
6986 -private function mxchat_get_queue_meta($queue_id, $meta_key) {
6987 - global $wpdb;
6988 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
6989 -
6990 - $value = $wpdb->get_var($wpdb->prepare(
6991 - "SELECT meta_value FROM $meta_table WHERE queue_id = %s AND meta_key = %s",
6992 - $queue_id,
6993 - $meta_key
6994 - ));
6995 -
6996 - return maybe_unserialize($value);
6997 -}
6998 -
6999 -// ========================================
7000 -// AJAX QUEUE PROCESSING HANDLERS
7001 -// ========================================
7002 -
7003 -/**
7004 - * AJAX: Get next item from queue to process
7005 - */
7006 -public function ajax_mxchat_get_next_queue_item() {
7007 - // Verify nonce and permissions
7008 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7009 -
7010 - if (!current_user_can('manage_options')) {
7011 - wp_send_json_error('Unauthorized access');
7012 - }
7013 -
7014 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
7015 -
7016 - if (empty($queue_id)) {
7017 - wp_send_json_error('Missing queue ID');
7018 - }
7019 -
7020 - global $wpdb;
7021 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7022 -
7023 - // Get next pending item with retry logic for failed items
7024 - $next_item = $wpdb->get_row($wpdb->prepare(
7025 - "SELECT * FROM $table_name
7026 - WHERE queue_id = %s
7027 - AND status IN ('pending', 'failed')
7028 - AND attempts < max_attempts
7029 - ORDER BY priority ASC, id ASC
7030 - LIMIT 1",
7031 - $queue_id
7032 - ));
7033 -
7034 - if (!$next_item) {
7035 - // No more items - queue complete
7036 - wp_send_json_success(array(
7037 - 'complete' => true,
7038 - 'message' => 'Queue processing complete'
7039 - ));
7040 - }
7041 -
7042 - // Mark item as processing
7043 - $wpdb->update(
7044 - $table_name,
7045 - array(
7046 - 'status' => 'processing',
7047 - 'started_at' => current_time('mysql'),
7048 - 'attempts' => $next_item->attempts + 1
7049 - ),
7050 - array('id' => $next_item->id),
7051 - array('%s', '%s', '%d'),
7052 - array('%d')
7053 - );
7054 -
7055 - wp_send_json_success(array(
7056 - 'complete' => false,
7057 - 'item' => array(
7058 - 'id' => $next_item->id,
7059 - 'type' => $next_item->item_type,
7060 - 'data' => json_decode($next_item->item_data, true),
7061 - 'bot_id' => $next_item->bot_id,
7062 - 'attempt' => $next_item->attempts + 1
7063 - )
7064 - ));
7065 -}
7066 -
7067 -/**
7068 - * AJAX: Process a single queue item
7069 - */
7070 -public function ajax_mxchat_process_queue_item() {
7071 - // Verify nonce and permissions
7072 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7073 -
7074 - if (!current_user_can('manage_options')) {
7075 - wp_send_json_error('Unauthorized access');
7076 - }
7077 -
7078 - $item_id = isset($_POST['item_id']) ? absint($_POST['item_id']) : 0;
7079 - $item_type = isset($_POST['item_type']) ? sanitize_text_field($_POST['item_type']) : '';
7080 - $item_data = isset($_POST['item_data']) ? $_POST['item_data'] : array();
7081 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
7082 -
7083 - if (empty($item_id) || empty($item_type)) {
7084 - wp_send_json_error('Missing item data');
7085 - }
7086 -
7087 - global $wpdb;
7088 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7089 -
7090 - // Process based on item type
7091 - try {
7092 - set_time_limit(60); // Give processing 60 seconds
7093 -
7094 - $result = false;
7095 - $error_message = '';
7096 -
7097 - // Read item directly from DB to get queue_id and preserve special chars in item_data
7098 - // (POST round-trip through JS mangles characters like apostrophes in URLs)
7099 - $db_item = $wpdb->get_row($wpdb->prepare(
7100 - "SELECT queue_id, item_data FROM $table_name WHERE id = %d",
7101 - $item_id
7102 - ));
7103 - $item_queue_id = $db_item ? $db_item->queue_id : '';
7104 - if ($db_item && !empty($db_item->item_data)) {
7105 - $db_data = json_decode($db_item->item_data, true);
7106 - if (is_array($db_data)) {
7107 - $item_data = $db_data;
7108 - }
7109 - }
7110 -
7111 - switch ($item_type) {
7112 - case 'url':
7113 - $result = $this->mxchat_process_queue_url($item_data, $bot_id, $item_queue_id);
7114 - break;
7115 -
7116 - case 'pdf_page':
7117 - $result = $this->mxchat_process_queue_pdf_page($item_data, $bot_id);
7118 - break;
7119 -
7120 - default:
7121 - throw new Exception('Unknown item type: ' . $item_type);
7122 - }
7123 -
7124 - if (is_wp_error($result)) {
7125 - $error_code = $result->get_error_code();
7126 - // Content errors (empty page, sanitization) are permanent — retrying won't help
7127 - $permanent_codes = array('empty_page', 'empty_after_sanitization', 'no_api_key', 'page_not_found');
7128 - if (in_array($error_code, $permanent_codes)) {
7129 - // Mark as permanently failed — set attempts = max_attempts so it won't be retried
7130 - $current_item = $wpdb->get_row($wpdb->prepare(
7131 - "SELECT max_attempts FROM $table_name WHERE id = %d", $item_id
7132 - ));
7133 - $wpdb->update(
7134 - $table_name,
7135 - array(
7136 - 'status' => 'failed',
7137 - 'error_message' => $result->get_error_message(),
7138 - 'attempts' => $current_item ? $current_item->max_attempts : 3
7139 - ),
7140 - array('id' => $item_id),
7141 - array('%s', '%s', '%d'),
7142 - array('%d')
7143 - );
7144 - wp_send_json_error(array(
7145 - 'message' => $result->get_error_message(),
7146 - 'permanent_failure' => true,
7147 - 'item_id' => $item_id
7148 - ));
7149 - return;
7150 - }
7151 - throw new Exception($result->get_error_message());
7152 - }
7153 -
7154 - if ($result === false) {
7155 - throw new Exception('Processing returned false - item may be empty or invalid');
7156 - }
7157 -
7158 - // Mark as completed
7159 - $wpdb->update(
7160 - $table_name,
7161 - array(
7162 - 'status' => 'completed',
7163 - 'completed_at' => current_time('mysql'),
7164 - 'error_message' => null
7165 - ),
7166 - array('id' => $item_id),
7167 - array('%s', '%s', '%s'),
7168 - array('%d')
7169 - );
7170 -
7171 - wp_send_json_success(array(
7172 - 'processed' => true,
7173 - 'item_id' => $item_id,
7174 - 'message' => 'Item processed successfully'
7175 - ));
7176 -
7177 - } catch (Exception $e) {
7178 - $error_message = $e->getMessage();
7179 -
7180 - // Get current attempt count
7181 - $item = $wpdb->get_row($wpdb->prepare(
7182 - "SELECT attempts, max_attempts FROM $table_name WHERE id = %d",
7183 - $item_id
7184 - ));
7185 -
7186 - // Check if we've exhausted retries
7187 - if ($item && $item->attempts >= $item->max_attempts) {
7188 - // Permanently failed
7189 - $wpdb->update(
7190 - $table_name,
7191 - array(
7192 - 'status' => 'failed',
7193 - 'error_message' => $error_message
7194 - ),
7195 - array('id' => $item_id),
7196 - array('%s', '%s'),
7197 - array('%d')
7198 - );
7199 -
7200 - wp_send_json_error(array(
7201 - 'message' => 'Item failed after maximum attempts: ' . $error_message,
7202 - 'permanent_failure' => true,
7203 - 'item_id' => $item_id
7204 - ));
7205 - } else {
7206 - // Mark for retry
7207 - $wpdb->update(
7208 - $table_name,
7209 - array(
7210 - 'status' => 'failed',
7211 - 'error_message' => $error_message
7212 - ),
7213 - array('id' => $item_id),
7214 - array('%s', '%s'),
7215 - array('%d')
7216 - );
7217 -
7218 - wp_send_json_error(array(
7219 - 'message' => 'Item processing failed, will retry: ' . $error_message,
7220 - 'can_retry' => true,
7221 - 'item_id' => $item_id,
7222 - 'attempts' => $item ? $item->attempts : 0
7223 - ));
7224 - }
7225 - }
7226 -}
7227 -
7228 -/**
7229 - * Process a URL from the queue
7230 - */
7231 -private function mxchat_process_queue_url($item_data, $bot_id = 'default', $queue_id = '') {
7232 - $url = isset($item_data['url']) ? $item_data['url'] : '';
7233 -
7234 - if (empty($url)) {
7235 - return new WP_Error('invalid_url', 'URL is empty');
7236 - }
7237 -
7238 - // Get bot-specific API key early (needed for both paths)
7239 - $bot_options = $this->get_bot_options($bot_id);
7240 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
7241 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
7242 -
7243 - if (strpos($selected_model, 'voyage') === 0) {
7244 - $api_key = $options['voyage_api_key'] ?? '';
7245 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
7246 - $api_key = $options['gemini_api_key'] ?? '';
7247 - } else {
7248 - $api_key = $options['api_key'] ?? '';
7249 - }
7250 -
7251 - if (empty($api_key)) {
7252 - return new WP_Error('no_api_key', 'API key not configured for bot: ' . $bot_id);
7253 - }
7254 -
7255 - // Check if this is a WooCommerce product URL and WooCommerce is active
7256 - $is_product_url = (strpos($url, '/product/') !== false || strpos($url, '/shop/') !== false);
7257 - $content_type = $is_product_url ? 'product' : 'url';
7258 -
7259 - // Try to get WooCommerce product data if it's a product URL
7260 - if ($is_product_url && class_exists('WooCommerce')) {
7261 - $product_content = $this->mxchat_extract_woocommerce_product_content($url);
7262 -
7263 - if (!empty($product_content)) {
7264 - // Successfully extracted WooCommerce product data with pricing
7265 - $result = MxChat_Utils::submit_content_to_db(
7266 - $product_content,
7267 - $url,
7268 - $api_key,
7269 - null,
7270 - $bot_id,
7271 - 'product'
7272 - );
7273 - return $result;
7274 - }
7275 - // If WooCommerce extraction failed, fall through to HTML extraction
7276 - }
7277 -
7278 - // Fetch URL content (fallback for non-products or when WooCommerce extraction fails)
7279 - $is_likely_pdf = (strtolower(pathinfo(parse_url($url, PHP_URL_PATH) ?: '', PATHINFO_EXTENSION)) === 'pdf');
7280 - $response = wp_remote_get($url, array(
7281 - 'timeout' => $is_likely_pdf ? 120 : 30,
7282 - 'redirection' => 5,
7283 - 'user-agent' => 'MxChat/1.0'
7284 - ));
7285 -
7286 - if (is_wp_error($response)) {
7287 - return $response;
7288 - }
7289 -
7290 - $response_code = wp_remote_retrieve_response_code($response);
7291 - if ($response_code !== 200) {
7292 - return new WP_Error('http_error', 'HTTP ' . $response_code . ' error for: ' . $url);
7293 - }
7294 -
7295 - // Check if URL is a PDF — expand into per-page queue items using the standard PDF pipeline
7296 - if ($this->mxchat_is_pdf_url($url, $response)) {
7297 - return $this->mxchat_expand_pdf_to_queue($url, $response, $bot_id, $queue_id);
7298 - }
7299 -
7300 - $html = wp_remote_retrieve_body($response);
7301 -
7302 - if (empty($html)) {
7303 - return new WP_Error('empty_response', 'Empty response body');
7304 - }
7305 -
7306 - // Extract and sanitize content
7307 - $content = $this->mxchat_extract_main_content($html);
7308 - $sanitized = $this->mxchat_sanitize_content_for_api($content);
7309 -
7310 - if (empty($sanitized)) {
7311 - // Not an error - just no content found (maybe a redirect or empty page)
7312 - return false;
7313 - }
7314 -
7315 - // Submit to database with content_type
7316 - $result = MxChat_Utils::submit_content_to_db(
7317 - $sanitized,
7318 - $url,
7319 - $api_key,
7320 - null,
7321 - $bot_id,
7322 - $content_type
7323 - );
7324 -
7325 - return $result;
7326 -}
7327 -
7328 -/**
7329 - * Expand a PDF URL into per-page queue items using the standard PDF pipeline.
7330 - * Called when a sitemap URL turns out to be a PDF — downloads, parses page count,
7331 - * and adds pdf_page items to the same queue so they process with full progress tracking.
7332 - */
7333 -private function mxchat_expand_pdf_to_queue($pdf_url, $response, $bot_id = 'default', $queue_id = '') {
7334 - set_time_limit(120); // PDFs need extra time for download + parsing
7335 -
7336 - $upload_dir = wp_upload_dir();
7337 - $pdf_filename = sanitize_file_name('mxchat_kb_' . md5($pdf_url) . '.pdf');
7338 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
7339 -
7340 - $response_body = wp_remote_retrieve_body($response);
7341 - if (empty($response_body)) {
7342 - return new WP_Error('empty_pdf', 'Empty PDF response for: ' . $pdf_url);
7343 - }
7344 -
7345 - if (!wp_mkdir_p(dirname($pdf_path))) {
7346 - return new WP_Error('dir_error', 'Failed to create upload directory');
7347 - }
7348 -
7349 - file_put_contents($pdf_path, $response_body);
7350 -
7351 - if (!file_exists($pdf_path)) {
7352 - return new WP_Error('save_error', 'Failed to save PDF file');
7353 - }
7354 -
7355 - try {
7356 - $total_pages = $this->mxchat_validate_and_count_pdf_pages($pdf_path);
7357 -
7358 - if ($total_pages === false || $total_pages < 1) {
7359 - wp_delete_file($pdf_path);
7360 - return new WP_Error('no_pages', 'PDF has no pages: ' . $pdf_url);
7361 - }
7362 -
7363 - // Build per-page items identical to mxchat_handle_pdf_for_knowledge_base
7364 - $pages = array();
7365 - for ($i = 1; $i <= $total_pages; $i++) {
7366 - $pages[] = array(
7367 - 'pdf_path' => $pdf_path,
7368 - 'pdf_url' => $pdf_url,
7369 - 'page_number' => $i,
7370 - 'total_pages' => $total_pages
7371 - );
7372 - }
7373 -
7374 - // Add pdf_page items to the SAME queue so the JS picks them up automatically
7375 - if (!empty($queue_id)) {
7376 - $queued_count = $this->mxchat_add_to_queue($queue_id, 'pdf_page', $pages, $bot_id);
7377 - } else {
7378 - // Fallback: create a new PDF queue (shouldn't happen in sitemap flow)
7379 - $new_queue_id = 'pdf_' . md5($pdf_url . time());
7380 - $queued_count = $this->mxchat_add_to_queue($new_queue_id, 'pdf_page', $pages, $bot_id);
7381 - $this->mxchat_set_queue_meta($new_queue_id, 'source_url', $pdf_url);
7382 - $this->mxchat_set_queue_meta($new_queue_id, 'queue_type', 'pdf');
7383 - $this->mxchat_set_queue_meta($new_queue_id, 'total_items', $total_pages);
7384 - $this->mxchat_set_queue_meta($new_queue_id, 'bot_id', $bot_id);
7385 - $this->mxchat_set_queue_meta($new_queue_id, 'pdf_path', $pdf_path);
7386 - $this->mxchat_set_queue_meta($new_queue_id, 'created_at', current_time('mysql'));
7387 - }
7388 -
7389 - if ($queued_count === 0) {
7390 - wp_delete_file($pdf_path);
7391 - return new WP_Error('queue_error', 'Failed to add PDF pages to queue');
7392 - }
7393 -
7394 - // Return true so the original URL item is marked complete
7395 - // The new pdf_page items will be processed in subsequent batches
7396 - return true;
7397 -
7398 - } catch (Exception $e) {
7399 - if (file_exists($pdf_path)) {
7400 - wp_delete_file($pdf_path);
7401 - }
7402 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
7403 - }
7404 -}
7405 -
7406 -/**
7407 - * Legacy: Process a PDF URL inline during sitemap queue processing.
7408 - * @deprecated Use mxchat_expand_pdf_to_queue instead — kept for reference only.
7409 - */
7410 -private function mxchat_process_pdf_url_inline($pdf_url, $response, $api_key, $bot_id = 'default') {
7411 - set_time_limit(120); // PDFs need more time — downloading + parsing all pages
7412 -
7413 - $upload_dir = wp_upload_dir();
7414 - $pdf_filename = sanitize_file_name('mxchat_kb_' . md5($pdf_url) . '.pdf');
7415 - $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
7416 -
7417 - $response_body = wp_remote_retrieve_body($response);
7418 - if (empty($response_body)) {
7419 - return new WP_Error('empty_pdf', 'Empty PDF response');
7420 - }
7421 -
7422 - if (!wp_mkdir_p(dirname($pdf_path))) {
7423 - return new WP_Error('dir_error', 'Failed to create upload directory');
7424 - }
7425 -
7426 - file_put_contents($pdf_path, $response_body);
7427 -
7428 - if (!file_exists($pdf_path)) {
7429 - return new WP_Error('save_error', 'Failed to save PDF file');
7430 - }
7431 -
7432 - try {
7433 - mxchat_load_pdf_parser();
7434 - $parser = new \Smalot\PdfParser\Parser();
7435 - $pdf = $parser->parseFile($pdf_path);
7436 - $pages = $pdf->getPages();
7437 - $total_pages = count($pages);
7438 -
7439 - if ($total_pages < 1) {
7440 - wp_delete_file($pdf_path);
7441 - return new WP_Error('no_pages', 'PDF has no pages');
7442 - }
7443 -
7444 - $processed = 0;
7445 - $skipped_pages = array();
7446 -
7447 - for ($i = 0; $i < $total_pages; $i++) {
7448 - $page_num = $i + 1;
7449 - $text = $pages[$i]->getText();
7450 - if (empty($text)) {
7451 - $skipped_pages[] = 'Page ' . $page_num . ': No text could be extracted — page may contain only images, links, or non-standard encoding';
7452 - continue;
7453 - }
7454 -
7455 - $sanitized = $this->mxchat_sanitize_content_for_api($text);
7456 - if (empty($sanitized)) {
7457 - $skipped_pages[] = 'Page ' . $page_num . ': Text was extracted but contained only special characters, control codes, or unsupported content';
7458 - continue;
7459 - }
7460 -
7461 - $metadata = array(
7462 - 'document_type' => 'pdf',
7463 - 'total_pages' => $total_pages,
7464 - 'current_page' => $page_num,
7465 - 'source_url' => $pdf_url,
7466 - );
7467 -
7468 - $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized;
7469 - $page_url = esc_url($pdf_url . '#page=' . $page_num);
7470 -
7471 - MxChat_Utils::submit_content_to_db(
7472 - $content_with_metadata,
7473 - $page_url,
7474 - $api_key,
7475 - null,
7476 - $bot_id,
7477 - 'pdf'
7478 - );
7479 -
7480 - $processed++;
7481 - }
7482 -
7483 - // Clean up the temp PDF file
7484 - wp_delete_file($pdf_path);
7485 -
7486 - if (!empty($skipped_pages)) {
7487 - error_log('MxChat PDF: Skipped ' . count($skipped_pages) . ' of ' . $total_pages . ' pages: ' . implode('; ', $skipped_pages));
7488 - }
7489 -
7490 - return $processed > 0 ? true : false;
7491 -
7492 - } catch (Exception $e) {
7493 - if (file_exists($pdf_path)) {
7494 - wp_delete_file($pdf_path);
7495 - }
7496 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
7497 - }
7498 -}
7499 -
7500 -/**
7501 - * Extract WooCommerce product content including pricing
7502 - *
7503 - * @param string $url The product URL
7504 - * @return string|false Product content with pricing, or false if not found
7505 - */
7506 -private function mxchat_extract_woocommerce_product_content($url) {
7507 - // Try to get product ID from URL
7508 - $product_id = url_to_postid($url);
7509 -
7510 - // If url_to_postid fails, try to extract from URL pattern
7511 - if (!$product_id) {
7512 - $product_slug = '';
7513 -
7514 - // Handle pretty permalinks: /product/product-name/
7515 - if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
7516 - $product_slug = $matches[1];
7517 - }
7518 -
7519 - if (!empty($product_slug)) {
7520 - $product_post = get_page_by_path($product_slug, OBJECT, 'product');
7521 - if ($product_post) {
7522 - $product_id = $product_post->ID;
7523 - }
7524 - }
7525 - }
7526 -
7527 - if (!$product_id) {
7528 - return false;
7529 - }
7530 -
7531 - // Get WooCommerce product object
7532 - $product = wc_get_product($product_id);
7533 -
7534 - if (!$product) {
7535 - return false;
7536 - }
7537 -
7538 - // Build product content with pricing (similar to mxchat_store_product_embedding)
7539 - $title = $product->get_name();
7540 - $description = $product->get_description();
7541 - $short_description = $product->get_short_description();
7542 - $sku = $product->get_sku();
7543 -
7544 - // Get pricing information
7545 - $regular_price = $product->get_regular_price();
7546 - $sale_price = $product->get_sale_price();
7547 - $price = $product->get_price(); // Current active price
7548 -
7549 - // Get currency symbol
7550 - $currency_symbol = get_woocommerce_currency_symbol();
7551 -
7552 - // Format content
7553 - $content = $title . "\n\n";
7554 -
7555 - if (!empty($short_description)) {
7556 - $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
7557 - }
7558 -
7559 - if (!empty($description)) {
7560 - $content .= wp_strip_all_tags($description) . "\n\n";
7561 - }
7562 -
7563 - // Add pricing information
7564 - if (!empty($regular_price)) {
7565 - $content .= "Price: " . $currency_symbol . $regular_price . "\n";
7566 - } elseif (!empty($price)) {
7567 - $content .= "Price: " . $currency_symbol . $price . "\n";
7568 - }
7569 -
7570 - if (!empty($sale_price) && $sale_price !== $regular_price) {
7571 - $content .= "Sale Price: " . $currency_symbol . $sale_price . "\n";
7572 - }
7573 -
7574 - // Handle variable products - show price range
7575 - if ($product->is_type('variable')) {
7576 - $min_price = $product->get_variation_price('min');
7577 - $max_price = $product->get_variation_price('max');
7578 - if ($min_price !== $max_price) {
7579 - $content .= "Price Range: " . $currency_symbol . $min_price . " - " . $currency_symbol . $max_price . "\n";
7580 - }
7581 - }
7582 -
7583 - if (!empty($sku)) {
7584 - $content .= "SKU: " . $sku . "\n";
7585 - }
7586 -
7587 - // Get product categories
7588 - $categories = wp_get_post_terms($product_id, 'product_cat', array('fields' => 'names'));
7589 - if (!empty($categories) && !is_wp_error($categories)) {
7590 - $content .= "Categories: " . implode(', ', $categories) . "\n";
7591 - }
7592 -
7593 - // Get Custom Product Tabs (supports "Custom Product Tabs for WooCommerce" by Code Parrots)
7594 - $custom_tabs = get_post_meta($product_id, 'yikes_woo_products_tabs', true);
7595 - if (!empty($custom_tabs) && is_array($custom_tabs)) {
7596 - foreach ($custom_tabs as $tab) {
7597 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
7598 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
7599 -
7600 - if (!empty($tab_title) && !empty($tab_content)) {
7601 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
7602 - }
7603 - }
7604 - }
7605 -
7606 - // Also check for reusable/saved tabs applied to this product
7607 - $applied_saved_tabs = get_post_meta($product_id, 'yikes_woo_reusable_products_tabs_applied', true);
7608 - if (!empty($applied_saved_tabs) && is_array($applied_saved_tabs)) {
7609 - $saved_tabs = get_option('yikes_woo_reusable_products_tabs', array());
7610 - if (!empty($saved_tabs) && is_array($saved_tabs)) {
7611 - foreach ($applied_saved_tabs as $saved_tab_id) {
7612 - if (isset($saved_tabs[$saved_tab_id])) {
7613 - $tab = $saved_tabs[$saved_tab_id];
7614 - $tab_title = isset($tab['title']) ? $tab['title'] : (isset($tab['tab_title']) ? $tab['tab_title'] : '');
7615 - $tab_content = isset($tab['content']) ? $tab['content'] : '';
7616 -
7617 - if (!empty($tab_title) && !empty($tab_content)) {
7618 - $content .= "\n" . $tab_title . ": " . wp_strip_all_tags($tab_content) . "\n";
7619 - }
7620 - }
7621 - }
7622 - }
7623 - }
7624 -
7625 - return $this->mxchat_sanitize_content_for_api($content);
7626 -}
7627 -
7628 -/**
7629 - * Process a PDF page from the queue
7630 - */
7631 -private function mxchat_process_queue_pdf_page($item_data, $bot_id = 'default') {
7632 - $pdf_path = isset($item_data['pdf_path']) ? $item_data['pdf_path'] : '';
7633 - $pdf_url = isset($item_data['pdf_url']) ? $item_data['pdf_url'] : '';
7634 - $page_number = isset($item_data['page_number']) ? absint($item_data['page_number']) : 0;
7635 - $total_pages = isset($item_data['total_pages']) ? absint($item_data['total_pages']) : 0;
7636 -
7637 - if (empty($pdf_path) || !file_exists($pdf_path)) {
7638 - return new WP_Error('pdf_not_found', 'PDF file not found: ' . $pdf_path);
7639 - }
7640 -
7641 - if ($page_number < 1) {
7642 - return new WP_Error('invalid_page', 'Invalid page number');
7643 - }
7644 -
7645 - try {
7646 - mxchat_load_pdf_parser();
7647 - $parser = new \Smalot\PdfParser\Parser();
7648 - $pdf = $parser->parseFile($pdf_path);
7649 - $pages = $pdf->getPages();
7650 -
7651 - if (!isset($pages[$page_number - 1])) {
7652 - return new WP_Error('page_not_found', 'Page ' . $page_number . ' not found in PDF');
7653 - }
7654 -
7655 - $text = $pages[$page_number - 1]->getText();
7656 -
7657 - if (empty($text)) {
7658 - return new WP_Error('empty_page', 'Page ' . $page_number . ': No text could be extracted — page may contain only images, links, or non-standard encoding');
7659 - }
7660 -
7661 - $sanitized = $this->mxchat_sanitize_content_for_api($text);
7662 -
7663 - if (empty($sanitized)) {
7664 - 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');
7665 - }
7666 -
7667 - // Create metadata
7668 - $metadata = array(
7669 - 'document_type' => 'pdf',
7670 - 'total_pages' => $total_pages,
7671 - 'current_page' => $page_number,
7672 - 'source_url' => $pdf_url
7673 - );
7674 -
7675 - $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized;
7676 - $page_url = esc_url($pdf_url . "#page=" . $page_number);
7677 -
7678 - // Get bot-specific API key
7679 - $bot_options = $this->get_bot_options($bot_id);
7680 - $options = !empty($bot_options) ? $bot_options : get_option('mxchat_options');
7681 - $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
7682 -
7683 - if (strpos($selected_model, 'voyage') === 0) {
7684 - $api_key = $options['voyage_api_key'] ?? '';
7685 - } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
7686 - $api_key = $options['gemini_api_key'] ?? '';
7687 - } else {
7688 - $api_key = $options['api_key'] ?? '';
7689 - }
7690 -
7691 - if (empty($api_key)) {
7692 - return new WP_Error('no_api_key', 'API key not configured for bot: ' . $bot_id);
7693 - }
7694 -
7695 - // Submit to database - UPDATED 2.5.6: Added content_type 'pdf'
7696 - $result = MxChat_Utils::submit_content_to_db(
7697 - $content_with_metadata,
7698 - $page_url,
7699 - $api_key,
7700 - null,
7701 - $bot_id,
7702 - 'pdf'
7703 - );
7704 -
7705 - return $result;
7706 -
7707 - } catch (Exception $e) {
7708 - return new WP_Error('pdf_parse_error', 'Error parsing PDF: ' . $e->getMessage());
7709 - }
7710 -}
7711 -
7712 -/**
7713 - * AJAX: Get queue processing status
7714 - */
7715 -public function ajax_mxchat_get_queue_status() {
7716 - // Verify nonce and permissions
7717 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7718 -
7719 - if (!current_user_can('manage_options')) {
7720 - wp_send_json_error('Unauthorized access');
7721 - }
7722 -
7723 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
7724 -
7725 - if (empty($queue_id)) {
7726 - wp_send_json_error('Missing queue ID');
7727 - }
7728 -
7729 - global $wpdb;
7730 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7731 -
7732 - // Get counts by status
7733 - $counts = $wpdb->get_results($wpdb->prepare(
7734 - "SELECT status, COUNT(*) as count
7735 - FROM $table_name
7736 - WHERE queue_id = %s
7737 - GROUP BY status",
7738 - $queue_id
7739 - ), OBJECT_K);
7740 -
7741 - $total = 0;
7742 - $completed = 0;
7743 - $failed = 0;
7744 - $processing = 0;
7745 - $pending = 0;
7746 -
7747 - foreach ($counts as $status => $data) {
7748 - $count = absint($data->count);
7749 - $total += $count;
7750 -
7751 - switch ($status) {
7752 - case 'completed':
7753 - $completed = $count;
7754 - break;
7755 - case 'failed':
7756 - $failed = $count;
7757 - break;
7758 - case 'processing':
7759 - $processing = $count;
7760 - break;
7761 - case 'pending':
7762 - $pending = $count;
7763 - break;
7764 - }
7765 - }
7766 -
7767 - // Calculate percentage
7768 - $percentage = $total > 0 ? round((($completed + $failed) / $total) * 100) : 0;
7769 -
7770 - // Get failed items details (include all failed items, not just those that exhausted retries)
7771 - $failed_items = array();
7772 - if ($failed > 0) {
7773 - $failed_items = $wpdb->get_results($wpdb->prepare(
7774 - "SELECT item_type, item_data, error_message, attempts
7775 - FROM $table_name
7776 - WHERE queue_id = %s
7777 - AND status = 'failed'
7778 - ORDER BY id DESC
7779 - LIMIT 50",
7780 - $queue_id
7781 - ));
7782 - }
7783 -
7784 - // Get queue metadata
7785 - $source_url = $this->mxchat_get_queue_meta($queue_id, 'source_url');
7786 - $queue_type = $this->mxchat_get_queue_meta($queue_id, 'queue_type');
7787 -
7788 - // Determine if queue is complete
7789 - $is_complete = ($pending === 0 && $processing === 0);
7790 -
7791 - wp_send_json_success(array(
7792 - 'queue_id' => $queue_id,
7793 - 'queue_type' => $queue_type,
7794 - 'source_url' => $source_url,
7795 - 'total' => $total,
7796 - 'completed' => $completed,
7797 - 'failed' => $failed,
7798 - 'processing' => $processing,
7799 - 'pending' => $pending,
7800 - 'percentage' => $percentage,
7801 - 'is_complete' => $is_complete,
7802 - 'failed_items' => $failed_items,
7803 - 'status' => $is_complete ? 'complete' : 'processing'
7804 - ));
7805 -}
7806 -
7807 -/**
7808 - * AJAX: Clear completed queue
7809 - */
7810 -public function ajax_mxchat_clear_queue() {
7811 - // Verify nonce and permissions
7812 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7813 -
7814 - if (!current_user_can('manage_options')) {
7815 - wp_send_json_error('Unauthorized access');
7816 - }
7817 -
7818 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
7819 -
7820 - if (empty($queue_id)) {
7821 - wp_send_json_error('Missing queue ID');
7822 - }
7823 -
7824 - global $wpdb;
7825 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7826 - $meta_table = $wpdb->prefix . 'mxchat_queue_meta';
7827 -
7828 - // Delete queue items
7829 - $wpdb->delete(
7830 - $table_name,
7831 - array('queue_id' => $queue_id),
7832 - array('%s')
7833 - );
7834 -
7835 - // Delete queue metadata
7836 - $wpdb->delete(
7837 - $meta_table,
7838 - array('queue_id' => $queue_id),
7839 - array('%s')
7840 - );
7841 -
7842 - wp_send_json_success(array(
7843 - 'message' => 'Queue cleared successfully'
7844 - ));
7845 -}
7846 -
7847 -/**
7848 - * AJAX: Retry failed items in queue
7849 - */
7850 -public function ajax_mxchat_retry_failed() {
7851 - // Verify nonce and permissions
7852 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7853 -
7854 - if (!current_user_can('manage_options')) {
7855 - wp_send_json_error('Unauthorized access');
7856 - }
7857 -
7858 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
7859 -
7860 - if (empty($queue_id)) {
7861 - wp_send_json_error('Missing queue ID');
7862 - }
7863 -
7864 - global $wpdb;
7865 - $table_name = $wpdb->prefix . 'mxchat_processing_queue';
7866 -
7867 - // Reset failed items to pending and reset attempt count
7868 - $updated = $wpdb->update(
7869 - $table_name,
7870 - array(
7871 - 'status' => 'pending',
7872 - 'attempts' => 0,
7873 - 'error_message' => null
7874 - ),
7875 - array(
7876 - 'queue_id' => $queue_id,
7877 - 'status' => 'failed'
7878 - ),
7879 - array('%s', '%d', '%s'),
7880 - array('%s', '%s')
7881 - );
7882 -
7883 - wp_send_json_success(array(
7884 - 'message' => 'Reset ' . $updated . ' failed items for retry',
7885 - 'reset_count' => $updated
7886 - ));
7887 -}
7888 -
7889 -
7890 -public function ajax_mxchat_mark_queue_complete() {
7891 - check_ajax_referer('mxchat_queue_nonce', 'nonce');
7892 -
7893 - if (!current_user_can('manage_options')) {
7894 - wp_send_json_error('Unauthorized access');
7895 - }
7896 -
7897 - $queue_id = isset($_POST['queue_id']) ? sanitize_text_field($_POST['queue_id']) : '';
7898 -
7899 - if (empty($queue_id)) {
7900 - wp_send_json_error('Missing queue ID');
7901 - }
7902 -
7903 - // Clear active queue transients
7904 - if (strpos($queue_id, 'sitemap_') === 0) {
7905 - delete_transient('mxchat_active_queue_sitemap');
7906 - } else if (strpos($queue_id, 'pdf_') === 0) {
7907 - delete_transient('mxchat_active_queue_pdf');
7908 - }
7909 -
7910 - wp_send_json_success(array('message' => 'Queue marked as complete'));
7911 -}
7912 -
7913 -
7914 - // ========================================
7915 - // STATIC ACCESS METHODS
7916 - // ========================================
7917 -
7918 - /**
7919 - * Get singleton instance
7920 - */
7921 - public static function get_instance() {
7922 - static $instance = null;
7923 - if ($instance === null) {
7924 - $instance = new self();
7925 - }
7926 - return $instance;
7927 - }
7928 -}
7929 -
7930 -// 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')); // NEW
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
47 + add_action('post_updated', array($this, 'mxchat_handle_post_update'), 10, 3);
48 + add_action('before_delete_post', array($this, 'mxchat_handle_post_delete'));
49 + add_action('wp_trash_post', array($this, 'mxchat_handle_post_delete'));
50 + add_action('wp_ajax_mxchat_save_inline_prompt', array($this, 'mxchat_save_inline_prompt'));
51 + add_action('admin_post_mxchat_delete_pinecone_prompt', array($this, 'mxchat_handle_pinecone_prompt_delete'));
52 + add_action('wp_ajax_mxchat_delete_pinecone_prompt', array($this, 'ajax_mxchat_delete_pinecone_prompt'));
53 +
54 + // WooCommerce product hooks (if WooCommerce is active)
55 + if (class_exists('WooCommerce')) {
56 + add_action('save_post_product', array($this, 'mxchat_handle_product_change'), 10, 3);
57 + add_action('wp_trash_post', array($this, 'mxchat_handle_product_delete'));
58 + add_action('before_delete_post', array($this, 'mxchat_handle_product_delete'));
59 + }
60 +
61 + }
62 +
63 + /**
64 + * Get current options (refreshed)
65 + */
66 + private function mxchat_get_options() {
67 + if (empty($this->options)) {
68 + $this->options = get_option('mxchat_options', array());
69 + }
70 + return $this->options;
71 + }
72 +
73 +
74 + /**
75 + * Handle manual batch processing via AJAX
76 + */
77 +public function ajax_manual_batch_process() {
78 + try {
79 + // Verify nonce and permissions
80 + check_ajax_referer('mxchat_status_nonce', 'nonce');
81 +
82 + if (!current_user_can('manage_options')) {
83 + wp_send_json_error('Unauthorized access');
84 + }
85 +
86 + $process_type = sanitize_text_field($_POST['process_type'] ?? '');
87 + $url = sanitize_text_field($_POST['url'] ?? '');
88 +
89 + if (empty($process_type) || empty($url)) {
90 + wp_send_json_error('Missing required parameters');
91 + }
92 +
93 + $processed = 0;
94 +
95 + if ($process_type === 'pdf') {
96 + $processed = $this->mxchat_manual_process_pdf_batch($url);
97 + } elseif ($process_type === 'sitemap') {
98 + $processed = $this->mxchat_manual_process_sitemap_batch($url);
99 + }
100 +
101 + if ($processed > 0) {
102 + wp_send_json_success(array(
103 + 'message' => "Processed {$processed} items successfully",
104 + 'processed' => $processed
105 + ));
106 + } else {
107 + wp_send_json_error('No items were processed');
108 + }
109 +
110 + } catch (Exception $e) {
111 + //error_log('Manual batch process error: ' . $e->getMessage());
112 + wp_send_json_error('Processing failed: ' . $e->getMessage());
113 + }
114 +}
115 +
116 +/**
117 + * Process a small PDF batch manually - DIRECT PROCESSING
118 + */
119 +private function mxchat_manual_process_pdf_batch($pdf_url) {
120 + try {
121 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
122 + $status = get_transient($status_key);
123 +
124 + if (!$status || $status['status'] !== 'processing') {
125 + //error_log('Manual PDF: No processing status found');
126 + return 0;
127 + }
128 +
129 + //error_log('Manual PDF: Starting direct processing for ' . $pdf_url);
130 +
131 + // Get current progress
132 + $current_page = $status['processed_pages'] ?? 0;
133 + $total_pages = $status['total_pages'] ?? 0;
134 +
135 + if ($current_page >= $total_pages) {
136 + //error_log('Manual PDF: Already completed');
137 + return 0;
138 + }
139 +
140 + // Try to download the PDF again for processing
141 + $response = wp_remote_get($pdf_url, array('timeout' => 30));
142 +
143 + if (is_wp_error($response)) {
144 + //error_log('Manual PDF: Failed to download PDF: ' . $response->get_error_message());
145 + return 0;
146 + }
147 +
148 + $pdf_content = wp_remote_retrieve_body($response);
149 + if (empty($pdf_content)) {
150 + //error_log('Manual PDF: Empty PDF content');
151 + return 0;
152 + }
153 +
154 + // Save PDF temporarily
155 + $upload_dir = wp_upload_dir();
156 + $temp_pdf_path = trailingslashit($upload_dir['path']) . 'temp_manual_' . time() . '.pdf';
157 + file_put_contents($temp_pdf_path, $pdf_content);
158 +
159 + // Process 2 pages directly
160 + $processed = $this->mxchat_process_pdf_pages_direct($temp_pdf_path, $pdf_url, $current_page, 5);
161 +
162 + // Clean up temp file
163 + if (file_exists($temp_pdf_path)) {
164 + wp_delete_file($temp_pdf_path);
165 + }
166 +
167 + //error_log('Manual PDF: Processed ' . $processed . ' pages');
168 + return $processed;
169 +
170 + } catch (Exception $e) {
171 + //error_log('Manual PDF batch error: ' . $e->getMessage());
172 + return 0;
173 + }
174 +}
175 +
176 +/**
177 + * Process PDF pages directly without cron
178 + */
179 +private function mxchat_process_pdf_pages_direct($pdf_path, $pdf_url, $start_page, $batch_size) {
180 + try {
181 + if (!file_exists($pdf_path)) {
182 + //error_log('Direct PDF: File not found at ' . $pdf_path);
183 + return 0;
184 + }
185 +
186 + $parser = new \Smalot\PdfParser\Parser();
187 + $pdf = $parser->parseFile($pdf_path);
188 + $pages = $pdf->getPages();
189 +
190 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
191 + $status = get_transient($status_key);
192 +
193 + if (!$status) {
194 + return 0;
195 + }
196 +
197 + $options = get_option('mxchat_options');
198 + $api_key = $options['api_key'] ?? '';
199 +
200 + if (empty($api_key)) {
201 + //error_log('Direct PDF: No API key');
202 + return 0;
203 + }
204 +
205 + $processed = 0;
206 + $end_page = min($start_page + $batch_size, count($pages));
207 +
208 + for ($i = $start_page; $i < $end_page; $i++) {
209 + try {
210 + $page_number = $i + 1;
211 + $text = $pages[$i]->getText();
212 +
213 + if (empty($text)) {
214 + //error_log('Direct PDF: Empty text on page ' . $page_number);
215 + continue;
216 + }
217 +
218 + $sanitized_content = $this->mxchat_sanitize_content_for_api($text);
219 + if (empty($sanitized_content)) {
220 + //error_log('Direct PDF: No content after sanitization on page ' . $page_number);
221 + continue;
222 + }
223 +
224 + // Generate embedding
225 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content);
226 + if (is_string($embedding_vector)) {
227 + //error_log('Direct PDF: Embedding failed on page ' . $page_number . ': ' . $embedding_vector);
228 + continue;
229 + }
230 +
231 + // Create metadata
232 + $metadata = array(
233 + 'document_type' => 'pdf',
234 + 'total_pages' => count($pages),
235 + 'current_page' => $page_number,
236 + 'source_url' => $pdf_url
237 + );
238 +
239 + $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized_content;
240 + $page_url = esc_url($pdf_url . "#page=" . $page_number);
241 +
242 + // Store in database
243 + $db_result = MxChat_Utils::submit_content_to_db($content_with_metadata, $page_url, $api_key);
244 +
245 + if (is_wp_error($db_result)) {
246 + //error_log('Direct PDF: DB error on page ' . $page_number . ': ' . $db_result->get_error_message());
247 + continue;
248 + }
249 +
250 + $processed++;
251 + //error_log('Direct PDF: Successfully processed page ' . $page_number);
252 +
253 + // Update status
254 + $status['processed_pages'] = $i + 1;
255 + $status['last_update'] = time();
256 + $status['percentage'] = round(($status['processed_pages'] / $status['total_pages']) * 100);
257 + set_transient($status_key, $status, DAY_IN_SECONDS);
258 +
259 + } catch (Exception $e) {
260 + //error_log('Direct PDF: Error processing page ' . ($i + 1) . ': ' . $e->getMessage());
261 + continue;
262 + }
263 + }
264 +
265 + // Check if completed
266 + if ($status['processed_pages'] >= $status['total_pages']) {
267 + $status['status'] = 'complete';
268 + set_transient($status_key, $status, DAY_IN_SECONDS);
269 + //error_log('Direct PDF: Processing completed');
270 + }
271 +
272 + return $processed;
273 +
274 + } catch (Exception $e) {
275 + //error_log('Direct PDF processing error: ' . $e->getMessage());
276 + return 0;
277 + }
278 +}
279 +
280 +/**
281 + * Process a small sitemap batch manually - DIRECT PROCESSING
282 + */
283 +private function mxchat_manual_process_sitemap_batch($sitemap_url) {
284 + try {
285 + $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
286 + $status = get_transient($status_key);
287 +
288 + if (!$status || $status['status'] !== 'processing') {
289 + return 0;
290 + }
291 +
292 + //error_log('Manual Sitemap: Starting direct processing for ' . $sitemap_url);
293 +
294 + // Re-fetch the sitemap to get URLs
295 + $response = wp_remote_get($sitemap_url, array('timeout' => 30));
296 + if (is_wp_error($response)) {
297 + //error_log('Manual Sitemap: Failed to fetch sitemap');
298 + return 0;
299 + }
300 +
301 + $sitemap_content = wp_remote_retrieve_body($response);
302 + $xml = simplexml_load_string($sitemap_content);
303 +
304 + if (!$xml) {
305 + //error_log('Manual Sitemap: Invalid XML');
306 + return 0;
307 + }
308 +
309 + $urls = array();
310 + foreach ($xml->url as $url_element) {
311 + $urls[] = (string)$url_element->loc;
312 + }
313 +
314 + $current_processed = $status['processed_urls'] ?? 0;
315 + $batch_size = 50;
316 + $processed = 0;
317 +
318 + // Process next 2 URLs
319 + for ($i = $current_processed; $i < min($current_processed + $batch_size, count($urls)); $i++) {
320 + $url = $urls[$i];
321 +
322 + if ($this->mxchat_process_single_url_direct($url)) {
323 + $processed++;
324 + }
325 +
326 + // Update status
327 + $status['processed_urls'] = $i + 1;
328 + $status['last_update'] = time();
329 + $status['percentage'] = round(($status['processed_urls'] / $status['total_urls']) * 100);
330 + set_transient($status_key, $status, DAY_IN_SECONDS);
331 + }
332 +
333 + // Check if completed
334 + if ($status['processed_urls'] >= $status['total_urls']) {
335 + $status['status'] = 'complete';
336 + set_transient($status_key, $status, DAY_IN_SECONDS);
337 + }
338 +
339 + //error_log('Manual Sitemap: Processed ' . $processed . ' URLs');
340 + return $processed;
341 +
342 + } catch (Exception $e) {
343 + //error_log('Manual sitemap batch error: ' . $e->getMessage());
344 + return 0;
345 + }
346 +}
347 +
348 +/**
349 + * Process a single URL directly
350 + */
351 +private function mxchat_process_single_url_direct($url) {
352 + try {
353 + $response = wp_remote_get($url, array('timeout' => 30));
354 + if (is_wp_error($response)) {
355 + return false;
356 + }
357 +
358 + $html = wp_remote_retrieve_body($response);
359 + $content = $this->mxchat_extract_main_content($html);
360 + $sanitized = $this->mxchat_sanitize_content_for_api($content);
361 +
362 + if (empty($sanitized)) {
363 + return false;
364 + }
365 +
366 + $options = get_option('mxchat_options');
367 + $api_key = $options['api_key'] ?? '';
368 +
369 + $result = MxChat_Utils::submit_content_to_db($sanitized, $url, $api_key);
370 +
371 + return !is_wp_error($result);
372 +
373 + } catch (Exception $e) {
374 + //error_log('Single URL processing error: ' . $e->getMessage());
375 + return false;
376 + }
377 +}
378 +
379 +
380 + // ========================================
381 + // MAIN CONTENT SUBMISSION HANDLERS
382 + // ========================================
383 +
384 +public function mxchat_handle_content_submission() {
385 + // Check if the form was submitted and the user has permission.
386 + if (!isset($_POST['submit_content']) || !current_user_can('manage_options')) {
387 + return;
388 + }
389 +
390 + // Verify the nonce.
391 + $nonce = isset($_POST['mxchat_submit_content_nonce']) ? sanitize_text_field(wp_unslash($_POST['mxchat_submit_content_nonce'])) : '';
392 + if (!wp_verify_nonce($nonce, 'mxchat_submit_content_action')) {
393 + wp_die(esc_html__('Nonce verification failed.', 'mxchat'));
394 + }
395 +
396 + // Sanitize the inputs.
397 + $article_content = sanitize_textarea_field($_POST['article_content']);
398 + $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
399 +
400 + // Get API key for submission
401 + $options = get_option('mxchat_options');
402 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
403 +
404 + if (strpos($selected_model, 'voyage') === 0) {
405 + $api_key = $options['voyage_api_key'] ?? '';
406 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
407 + $api_key = $options['gemini_api_key'] ?? '';
408 + } else {
409 + $api_key = $options['api_key'] ?? '';
410 + }
411 +
412 + if (empty($api_key)) {
413 + set_transient('mxchat_admin_notice_error',
414 + esc_html__('API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
415 + 30
416 + );
417 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
418 + exit;
419 + }
420 +
421 + // Use centralized utility function for storage
422 + $result = MxChat_Utils::submit_content_to_db($article_content, $article_url, $api_key);
423 +
424 + if (is_wp_error($result)) {
425 + set_transient('mxchat_admin_notice_error',
426 + esc_html__('Error storing content: ', 'mxchat') . $result->get_error_message(),
427 + 30
428 + );
429 + } else {
430 + set_transient('mxchat_admin_notice_success',
431 + esc_html__('Content successfully submitted!', 'mxchat'),
432 + 30
433 + );
434 + }
435 +
436 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
437 + exit;
438 +}
439 +public function mxchat_is_pdf_url($url, $response) {
440 + $content_type = wp_remote_retrieve_header($response, 'content-type');
441 + $file_extension = strtolower(pathinfo($url, PATHINFO_EXTENSION));
442 +
443 + return strpos($content_type, 'pdf') !== false || $file_extension === 'pdf';
444 +}
445 +public function mxchat_handle_pdf_for_knowledge_base($pdf_url, $response) {
446 + if (!current_user_can('manage_options')) {
447 + //error_log(esc_html__('Unauthorized PDF processing attempt', 'mxchat'));
448 + return false;
449 + }
450 +
451 + $pdf_url = esc_url_raw($pdf_url);
452 + $upload_dir = wp_upload_dir();
453 +
454 + if (isset($upload_dir['error']) && $upload_dir['error'] !== false) {
455 + //error_log(sprintf(esc_html__('Upload directory error: %s', 'mxchat'), esc_html($upload_dir['error'])));
456 + return false;
457 + }
458 +
459 + $pdf_filename = sanitize_file_name('mxchat_kb_' . time() . '.pdf');
460 + $pdf_path = trailingslashit($upload_dir['path']) . $pdf_filename;
461 +
462 + $response_body = wp_remote_retrieve_body($response);
463 + if (empty($response_body)) {
464 + //error_log(esc_html__('Empty PDF response body', 'mxchat'));
465 + return false;
466 + }
467 +
468 + if (!wp_mkdir_p(dirname($pdf_path))) {
469 + //error_log(sprintf(esc_html__('Failed to create directory for PDF: %s', 'mxchat'), esc_html($pdf_path)));
470 + return false;
471 + }
472 +
473 + try {
474 + file_put_contents($pdf_path, $response_body);
475 +
476 + if (!file_exists($pdf_path)) {
477 + throw new Exception(__('Failed to save PDF file', 'mxchat'));
478 + }
479 +
480 + $parser = new \Smalot\PdfParser\Parser();
481 + $pdf = $parser->parseFile($pdf_path);
482 + $total_pages = absint(count($pdf->getPages()));
483 +
484 + if ($total_pages < 1) {
485 + throw new Exception(__('Invalid PDF: no pages found', 'mxchat'));
486 + }
487 +
488 + wp_schedule_single_event(time(), 'mxchat_process_pdf_pages', array(
489 + 'pdf_path' => $pdf_path,
490 + 'pdf_url' => $pdf_url,
491 + 'total_pages' => $total_pages,
492 + 'batch_size' => absint(15),
493 + 'batch_pause' => absint(10)
494 + ));
495 +
496 + $status_data = array(
497 + 'total_pages' => $total_pages,
498 + 'processed_pages' => 0,
499 + 'status' => 'processing',
500 + 'last_update' => time()
501 + );
502 +
503 + set_transient(
504 + sanitize_key('mxchat_pdf_status_' . md5($pdf_url)),
505 + array_map('sanitize_text_field', $status_data),
506 + DAY_IN_SECONDS
507 + );
508 +
509 + return __('scheduled', 'mxchat');
510 +
511 + } catch (Exception $e) {
512 + //error_log(sprintf(esc_html__('Error preparing PDF for processing: %s', 'mxchat'), esc_html($e->getMessage())));
513 + if (file_exists($pdf_path)) {
514 + wp_delete_file($pdf_path);
515 + }
516 + return false;
517 + }
518 +}
519 +
520 +public function mxchat_process_pdf_pages_cron($pdf_path, $pdf_url, $total_pages, $batch_size, $batch_pause) {
521 + // Validate inputs
522 + $pdf_path = sanitize_text_field($pdf_path);
523 + $pdf_url = esc_url_raw($pdf_url);
524 + $total_pages = absint($total_pages);
525 + $batch_size = absint($batch_size);
526 + $batch_pause = absint($batch_pause);
527 +
528 + try {
529 + if (!file_exists($pdf_path)) {
530 + throw new Exception(sprintf('PDF file not found at path: %s', esc_html($pdf_path)));
531 + }
532 +
533 + $parser = new \Smalot\PdfParser\Parser();
534 + $pdf = $parser->parseFile($pdf_path);
535 + $pages = $pdf->getPages();
536 +
537 + // Get current progress
538 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
539 + $status = get_transient($status_key);
540 +
541 + if (!$status || !is_array($status)) {
542 + throw new Exception('Invalid status data retrieved from transient');
543 + }
544 +
545 + // Initialize failed pages list if it doesn't exist
546 + if (!isset($status['failed_pages_list']) || !is_array($status['failed_pages_list'])) {
547 + $status['failed_pages_list'] = [];
548 + }
549 +
550 + $start_page = absint($status['processed_pages']);
551 + $end_page = min($start_page + $batch_size, $total_pages);
552 + $options = get_option('mxchat_options');
553 +
554 + if (empty($options['api_key'])) {
555 + throw new Exception('API key is missing or invalid');
556 + }
557 +
558 + $successful_pages = 0;
559 + $failed_pages = 0;
560 +
561 + for ($i = $start_page; $i < $end_page; $i++) {
562 + $page_number = $i + 1;
563 + $max_retries = 3;
564 + $retry_count = 0;
565 + $page_processed = false;
566 + $last_error = '';
567 +
568 + while (!$page_processed && $retry_count < $max_retries) {
569 + try {
570 + $text = $pages[$i]->getText();
571 +
572 + if (empty($text)) {
573 + throw new Exception("Empty text on page {$page_number}");
574 + }
575 +
576 + $sanitized_content = $this->mxchat_sanitize_content_for_api($text);
577 +
578 + if (empty($sanitized_content)) {
579 + throw new Exception("No valid content after sanitization on page {$page_number}");
580 + }
581 +
582 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content);
583 +
584 + if (is_string($embedding_vector)) {
585 + throw new Exception("Embedding generation failed: " . $embedding_vector);
586 + }
587 +
588 + if (!is_array($embedding_vector)) {
589 + throw new Exception("Embedding generation returned unexpected result type: " . gettype($embedding_vector));
590 + }
591 +
592 + $metadata = array(
593 + 'document_type' => 'pdf',
594 + 'total_pages' => $total_pages,
595 + 'current_page' => $page_number,
596 + 'prev_page' => $i > 0 ? $i : null,
597 + 'next_page' => $i < ($total_pages - 1) ? $i + 2 : null,
598 + 'source_url' => $pdf_url
599 + );
600 +
601 + $content_with_metadata = wp_json_encode($metadata) . "\n---\n" . $sanitized_content;
602 + $page_url = esc_url($pdf_url . "#page=" . $page_number);
603 +
604 + $db_result = MxChat_Utils::submit_content_to_db($content_with_metadata, $page_url, $options['api_key']);
605 +
606 + if (is_wp_error($db_result)) {
607 + throw new Exception("Database submission failed: " . $db_result->get_error_message());
608 + }
609 +
610 + // Success!
611 + $page_processed = true;
612 + $successful_pages++;
613 +
614 + } catch (Exception $e) {
615 + $retry_count++;
616 + $last_error = $e->getMessage();
617 +
618 + //error_log("PDF page {$page_number} failed (attempt {$retry_count}/{$max_retries}): " . $last_error);
619 +
620 + if ($retry_count < $max_retries) {
621 + // Wait before retry (exponential backoff: 1s, 2s, 4s)
622 + sleep(pow(2, $retry_count - 1));
623 + }
624 + }
625 + }
626 +
627 + // If page still not processed after all retries, mark as failed
628 + if (!$page_processed) {
629 + $failed_pages++;
630 + $status['failed_pages_list'][] = [
631 + 'page' => $page_number,
632 + 'error' => $last_error,
633 + 'time' => time(),
634 + 'retries' => $max_retries
635 + ];
636 +
637 + // Limit failed pages list to prevent memory issues
638 + if (count($status['failed_pages_list']) > 50) {
639 + $status['failed_pages_list'] = array_slice($status['failed_pages_list'], -50);
640 + }
641 +
642 + //error_log("PDF page {$page_number} permanently failed after {$max_retries} attempts: " . $last_error);
643 + }
644 +
645 + // Update progress
646 + $status['processed_pages'] = absint($page_number);
647 + $status['last_update'] = time();
648 + $status['failed_pages'] = absint($status['failed_pages'] ?? 0) + ($page_processed ? 0 : 1);
649 +
650 + set_transient($status_key, array_map('sanitize_text_field', $status), DAY_IN_SECONDS);
651 + }
652 +
653 + // Schedule next batch if needed
654 + if ($end_page < $total_pages) {
655 + wp_schedule_single_event(time() + $batch_pause, 'mxchat_process_pdf_pages', array(
656 + 'pdf_path' => $pdf_path,
657 + 'pdf_url' => $pdf_url,
658 + 'total_pages' => $total_pages,
659 + 'batch_size' => $batch_size,
660 + 'batch_pause' => $batch_pause
661 + ));
662 + } else {
663 + // Processing complete
664 + $status['status'] = 'complete';
665 + $status['processed_pages'] = $total_pages;
666 +
667 + // Add completion summary
668 + $status['completion_summary'] = [
669 + 'total_pages' => $total_pages,
670 + 'successful_pages' => $total_pages - absint($status['failed_pages'] ?? 0),
671 + 'failed_pages' => absint($status['failed_pages'] ?? 0),
672 + 'completion_time' => current_time('mysql')
673 + ];
674 +
675 + // Save the completed status (don't delete it - let user dismiss manually)
676 + set_transient($status_key, array_map('sanitize_text_field', $status), DAY_IN_SECONDS);
677 +
678 + // Clean up the temporary PDF file
679 + if (file_exists($pdf_path)) {
680 + wp_delete_file($pdf_path);
681 + }
682 +
683 + // DON'T delete the status transients here - let user dismiss manually
684 + }
685 +
686 + } catch (\Exception $e) {
687 + //error_log(sprintf('[MXCHAT-PDF] Error processing PDF: %s', $e->getMessage()));
688 +
689 + $status_key = sanitize_key('mxchat_pdf_status_' . md5($pdf_url));
690 + $status = get_transient($status_key);
691 +
692 + if (!$status || !is_array($status)) {
693 + $status = array(
694 + 'total_pages' => $total_pages,
695 + 'processed_pages' => 0,
696 + 'status' => 'error',
697 + 'error' => sanitize_text_field($e->getMessage()),
698 + 'last_update' => time()
699 + );
700 + } else {
701 + $status['status'] = 'error';
702 + $status['error'] = sanitize_text_field($e->getMessage());
703 + $status['last_update'] = time();
704 + }
705 +
706 + set_transient($status_key, array_map('sanitize_text_field', $status), DAY_IN_SECONDS);
707 +
708 + if (file_exists($pdf_path)) {
709 + wp_delete_file($pdf_path);
710 + }
711 + }
712 +}
713 +
714 +public function mxchat_save_inline_prompt() {
715 + // DEBUG: Log what we're receiving
716 + error_log('=== MXCHAT DEBUG ===');
717 + error_log('POST data: ' . print_r($_POST, true));
718 + error_log('Nonce from POST: ' . ($_POST['_ajax_nonce'] ?? 'NOT FOUND'));
719 +
720 + // Check for nonce security
721 + check_ajax_referer('mxchat_save_inline_nonce', '_ajax_nonce');
722 +
723 + // If we get here, nonce passed
724 + error_log('Nonce verification PASSED');
725 +
726 + // Verify permissions
727 + if (!current_user_can('manage_options')) {
728 + wp_send_json_error(esc_html__('Permission denied.', 'mxchat'));
729 + return;
730 + }
731 +
732 + global $wpdb;
733 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
734 +
735 + // Validate and sanitize input data
736 + $prompt_id = isset($_POST['id']) ? absint($_POST['id']) : 0;
737 + $article_content = isset($_POST['article_content']) ? sanitize_textarea_field($_POST['article_content']) : '';
738 + $article_url = isset($_POST['article_url']) ? esc_url_raw($_POST['article_url']) : '';
739 +
740 + if ($prompt_id > 0 && !empty($article_content)) {
741 + // Re-generate the embedding vector for the updated content
742 + $embedding_vector = $this->mxchat_generate_embedding($article_content);
743 +
744 + if (is_array($embedding_vector)) {
745 + // Serialize the embedding vector before storing it
746 + $embedding_vector_serialized = serialize($embedding_vector);
747 +
748 + // Update the prompt in the database
749 + $updated = $wpdb->update(
750 + $table_name,
751 + array(
752 + 'article_content' => $article_content,
753 + 'embedding_vector' => $embedding_vector_serialized,
754 + 'source_url' => $article_url,
755 + ),
756 + array('id' => $prompt_id),
757 + array('%s', '%s', '%s'),
758 + array('%d')
759 + );
760 +
761 + if ($updated !== false) {
762 + wp_send_json_success();
763 + } else {
764 + wp_send_json_error(esc_html__('Database update failed.', 'mxchat'));
765 + }
766 + } else {
767 + wp_send_json_error(esc_html__('Embedding generation failed.', 'mxchat'));
768 + }
769 + } else {
770 + wp_send_json_error(esc_html__('Invalid data.', 'mxchat'));
771 + }
772 + }
773 +
774 +
775 +public function mxchat_get_pdf_processing_status($pdf_url) {
776 + $pdf_url = esc_url_raw($pdf_url);
777 + $status = get_transient(sanitize_key('mxchat_pdf_status_' . md5($pdf_url)));
778 +
779 + if (!$status || !is_array($status)) {
780 + return false;
781 + }
782 +
783 + // Check for stalled processing (no updates for 5 minutes)
784 + if ($status['status'] === 'processing' && (time() - absint($status['last_update'])) > 300) {
785 + $status['status'] = 'error';
786 + $status['error'] = __('PDF processing appears to be stalled. No updates for over 5 minutes.', 'mxchat');
787 +
788 + // Save the updated status
789 + set_transient(
790 + sanitize_key('mxchat_pdf_status_' . md5($pdf_url)),
791 + array_map('sanitize_text_field', $status),
792 + DAY_IN_SECONDS
793 + );
794 + }
795 +
796 + $result = array(
797 + 'total_pages' => absint($status['total_pages']),
798 + 'processed_pages' => absint($status['processed_pages']),
799 + 'failed_pages' => absint($status['failed_pages'] ?? 0),
800 + 'percentage' => ($status['total_pages'] > 0)
801 + ? round((absint($status['processed_pages']) / absint($status['total_pages'])) * 100)
802 + : 0,
803 + 'status' => sanitize_text_field($status['status']),
804 + 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
805 + 'failed_pages_list' => isset($status['failed_pages_list']) ? $status['failed_pages_list'] : array(),
806 + 'completion_summary' => isset($status['completion_summary']) ? $status['completion_summary'] : null
807 + );
808 +
809 + // Add error message if present
810 + if (isset($status['error']) && !empty($status['error'])) {
811 + $result['error'] = sanitize_text_field($status['error']);
812 + }
813 +
814 + return $result;
815 +}
816 +
817 +
818 +public function mxchat_handle_sitemap_submission() {
819 + // Start logging the submission process
820 + //error_log('[MXCHAT-URL] ===== Starting URL submission process =====');
821 +
822 + // Check if the form was submitted and verify permissions
823 + if (!isset($_POST['submit_sitemap']) || !current_user_can('manage_options')) {
824 + //error_log('[MXCHAT-URL] Error: Unauthorized access or form not submitted properly');
825 + wp_die(esc_html__('Unauthorized access', 'mxchat'));
826 + }
827 +
828 + // Verify nonce
829 + //error_log('[MXCHAT-URL] Verifying nonce');
830 + check_admin_referer('mxchat_submit_sitemap_action', 'mxchat_submit_sitemap_nonce');
831 +
832 + // Validate URL
833 + if (!isset($_POST['sitemap_url']) || empty($_POST['sitemap_url'])) {
834 + //error_log('[MXCHAT-URL] Error: Empty or missing URL');
835 + set_transient('mxchat_admin_notice_error',
836 + esc_html__('Please provide a valid URL.', 'mxchat'),
837 + 30
838 + );
839 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
840 + exit;
841 + }
842 +
843 + $submitted_url = esc_url_raw($_POST['sitemap_url']);
844 + //error_log('[MXCHAT-URL] Processing URL: ' . $submitted_url);
845 +
846 + // Validate API key first
847 + $options = get_option('mxchat_options');
848 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
849 +
850 + if (strpos($selected_model, 'voyage') === 0) {
851 + $api_key = $options['voyage_api_key'] ?? '';
852 + $provider_name = 'Voyage AI';
853 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
854 + $api_key = $options['gemini_api_key'] ?? '';
855 + $provider_name = 'Google Gemini';
856 + } else {
857 + $api_key = $options['api_key'] ?? '';
858 + $provider_name = 'OpenAI';
859 + }
860 +
861 + if (empty($api_key)) {
862 + $error_message = sprintf(
863 + esc_html__('%s API key is not configured. Please add your API key in the settings before submitting content.', 'mxchat'),
864 + $provider_name
865 + );
866 + //error_log('[MXCHAT-URL] Error: ' . $error_message);
867 + set_transient('mxchat_admin_notice_error', $error_message, 30);
868 + //error_log('[MXCHAT-URL] Set error transient: ' . $error_message);
869 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
870 + exit;
871 + }
872 +
873 + //error_log('[MXCHAT-URL] Fetching URL content');
874 + $response = wp_remote_get($submitted_url, array('timeout' => 30));
875 +
876 + if (is_wp_error($response) || wp_remote_retrieve_response_code($response) !== 200) {
877 + $error_message = is_wp_error($response) ? $response->get_error_message() : 'HTTP Status: ' . wp_remote_retrieve_response_code($response);
878 + //error_log('[MXCHAT-URL] Error fetching URL: ' . $error_message);
879 + set_transient('mxchat_admin_notice_error',
880 + sprintf(
881 + esc_html__('Failed to fetch the URL: %s', 'mxchat'),
882 + esc_html($error_message)
883 + ),
884 + 30
885 + );
886 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
887 + exit;
888 + }
889 +
890 + $content_type = wp_remote_retrieve_header($response, 'content-type');
891 + //error_log('[MXCHAT-URL] Content type: ' . $content_type);
892 + $body_content = wp_remote_retrieve_body($response);
893 +
894 + if (empty($body_content)) {
895 + //error_log('[MXCHAT-URL] Error: Empty response body');
896 + set_transient('mxchat_admin_notice_error',
897 + esc_html__('Empty response received from URL.', 'mxchat'),
898 + 30
899 + );
900 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
901 + exit;
902 + }
903 + //error_log('[MXCHAT-URL] Retrieved body content length: ' . strlen($body_content) . ' bytes');
904 +
905 + // Handle PDF URL
906 + if ($this->mxchat_is_pdf_url($submitted_url, $response)) {
907 + //error_log('[MXCHAT-URL] Detected PDF URL, handling PDF for knowledge base');
908 + $result = $this->mxchat_handle_pdf_for_knowledge_base($submitted_url, $response);
909 + //error_log('[MXCHAT-URL] PDF handling result: ' . $result);
910 +
911 + if ($result === 'scheduled') {
912 + set_transient(
913 + 'mxchat_last_pdf_url',
914 + sanitize_text_field($submitted_url),
915 + DAY_IN_SECONDS
916 + );
917 + set_transient('mxchat_admin_notice_info',
918 + esc_html__('PDF processing has started in the background. You can check the progress in the Knowledge Base section.', 'mxchat'),
919 + 30
920 + );
921 + } else {
922 + set_transient('mxchat_admin_notice_error',
923 + esc_html__('Failed to start PDF processing: ', 'mxchat') . esc_html($result),
924 + 30
925 + );
926 + }
927 +
928 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
929 + exit;
930 + }
931 +
932 + // Handle Sitemap XML
933 + if (strpos($content_type, 'xml') !== false || strpos($body_content, '<urlset') !== false) {
934 + //error_log('[MXCHAT-URL] Detected XML content, processing as sitemap');
935 + libxml_use_internal_errors(true);
936 + $xml = simplexml_load_string($body_content);
937 + $xml_errors = libxml_get_errors();
938 + libxml_clear_errors();
939 +
940 + if ($xml === false || !empty($xml_errors)) {
941 + //error_log('[MXCHAT-URL] Error: Invalid XML format');
942 + if (!empty($xml_errors)) {
943 + foreach ($xml_errors as $error) {
944 + //error_log('[MXCHAT-URL] XML Error: ' . $error->message);
945 + }
946 + }
947 +
948 + set_transient('mxchat_admin_notice_error',
949 + esc_html__('Invalid sitemap XML. Please provide a valid sitemap.', 'mxchat'),
950 + 30
951 + );
952 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
953 + exit;
954 + }
955 +
956 + //error_log('[MXCHAT-URL] Valid XML found, handling sitemap for knowledge base');
957 + $result = $this->mxchat_handle_sitemap_for_knowledge_base($xml, $submitted_url);
958 + //error_log('[MXCHAT-URL] Sitemap handling result: ' . $result);
959 +
960 + if ($result === 'scheduled') {
961 + set_transient(
962 + 'mxchat_last_sitemap_url',
963 + sanitize_text_field($submitted_url),
964 + DAY_IN_SECONDS
965 + );
966 + set_transient('mxchat_admin_notice_info',
967 + esc_html__('Sitemap processing has started in the background. You can check the progress in the Knowledge Base section.', 'mxchat'),
968 + 30
969 + );
970 + } else {
971 + // Return to the admin page without a redirect for better error display
972 + // The error is already stored in the sitemap status transient
973 + set_transient('mxchat_admin_notice_error',
974 + esc_html__('Failed to start sitemap processing. Please check the status below for details.', 'mxchat'),
975 + 30
976 + );
977 + }
978 +
979 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
980 + exit;
981 + }
982 +
983 + // Handle Regular URL
984 + //error_log('[MXCHAT-URL] Processing as regular webpage');
985 + $page_content = $this->mxchat_extract_main_content($body_content);
986 + //error_log('[MXCHAT-URL] Extracted content length: ' . strlen($page_content) . ' bytes');
987 +
988 + $sanitized_content = $this->mxchat_sanitize_content_for_api($page_content);
989 + //error_log('[MXCHAT-URL] Sanitized content length: ' . strlen($sanitized_content) . ' bytes');
990 +
991 + if (empty($sanitized_content)) {
992 + //error_log('[MXCHAT-URL] Error: No valid content after sanitization');
993 +
994 + // Set both transients - the error notice and the URL status
995 + set_transient('mxchat_admin_notice_error',
996 + esc_html__('No valid content found on the provided URL.', 'mxchat'),
997 + 30
998 + );
999 +
1000 + // Set URL status transient
1001 + set_transient('mxchat_single_url_status', [
1002 + 'url' => $submitted_url,
1003 + 'timestamp' => current_time('mysql'),
1004 + 'status' => 'failed',
1005 + 'error' => esc_html__('No valid content found on the provided URL.', 'mxchat')
1006 + ], DAY_IN_SECONDS);
1007 +
1008 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1009 + exit;
1010 + }
1011 +
1012 + //error_log('[MXCHAT-URL] Generating embedding for content');
1013 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content);
1014 +
1015 + // Check if embedding_vector is a string (error message)
1016 + if (is_string($embedding_vector)) {
1017 + //error_log('[MXCHAT-URL] Error generating embedding: ' . $embedding_vector);
1018 + $error_message = esc_html__('Failed to generate embedding: ', 'mxchat') . esc_html($embedding_vector);
1019 + //error_log('[MXCHAT-URL] Setting error transient: ' . $error_message);
1020 +
1021 + // Set both transients
1022 + set_transient('mxchat_admin_notice_error', $error_message, 30);
1023 +
1024 + // Set URL status transient
1025 + set_transient('mxchat_single_url_status', [
1026 + 'url' => $submitted_url,
1027 + 'timestamp' => current_time('mysql'),
1028 + 'status' => 'failed',
1029 + 'error' => $error_message
1030 + ], DAY_IN_SECONDS);
1031 +
1032 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1033 + exit;
1034 + }
1035 +
1036 + if (is_array($embedding_vector)) {
1037 + //error_log('[MXCHAT-URL] Successfully generated embedding with ' . count($embedding_vector) . ' dimensions');
1038 +
1039 + $db_result = MxChat_Utils::submit_content_to_db(
1040 + $sanitized_content,
1041 + $submitted_url,
1042 + $api_key
1043 + );
1044 +
1045 + if (is_wp_error($db_result)) {
1046 + //error_log('[MXCHAT-URL] Error: Failed to store content in database: ' . $db_result->get_error_message());
1047 + $error_message = esc_html__('Failed to store content in database: ', 'mxchat') . esc_html($db_result->get_error_message());
1048 + //error_log('[MXCHAT-URL] Setting error transient: ' . $error_message);
1049 +
1050 + // Set both transients
1051 + set_transient('mxchat_admin_notice_error', $error_message, 30);
1052 +
1053 + // Set URL status transient
1054 + set_transient('mxchat_single_url_status', [
1055 + 'url' => $submitted_url,
1056 + 'timestamp' => current_time('mysql'),
1057 + 'status' => 'failed',
1058 + 'error' => $error_message
1059 + ], DAY_IN_SECONDS);
1060 +
1061 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1062 + exit;
1063 + }
1064 +
1065 + //error_log('[MXCHAT-URL] Successfully stored content in database');
1066 + $success_message = esc_html__('URL content successfully submitted!', 'mxchat');
1067 + //error_log('[MXCHAT-URL] Setting success transient: ' . $success_message);
1068 +
1069 + // Set both transients
1070 + set_transient('mxchat_admin_notice_success', $success_message, 30);
1071 +
1072 + // Set URL status transient with success
1073 + set_transient('mxchat_single_url_status', [
1074 + 'url' => $submitted_url,
1075 + 'timestamp' => current_time('mysql'),
1076 + 'status' => 'complete',
1077 + 'content_length' => strlen($sanitized_content),
1078 + 'embedding_dimensions' => count($embedding_vector)
1079 + ], DAY_IN_SECONDS);
1080 +
1081 + } else {
1082 + //error_log('[MXCHAT-URL] Error: Failed to generate embedding. Unexpected result type: ' . gettype($embedding_vector));
1083 + $error_message = esc_html__('Failed to generate embedding: Unexpected result type. Please check your API key and try again.', 'mxchat');
1084 + //error_log('[MXCHAT-URL] Setting error transient: ' . $error_message);
1085 +
1086 + // Set both transients
1087 + set_transient('mxchat_admin_notice_error', $error_message, 30);
1088 +
1089 + // Set URL status transient
1090 + set_transient('mxchat_single_url_status', [
1091 + 'url' => $submitted_url,
1092 + 'timestamp' => current_time('mysql'),
1093 + 'status' => 'failed',
1094 + 'error' => $error_message
1095 + ], DAY_IN_SECONDS);
1096 + }
1097 +
1098 + //error_log('[MXCHAT-URL] ===== Completed URL submission process =====');
1099 + wp_safe_redirect(esc_url(admin_url('admin.php?page=mxchat-prompts')));
1100 + exit;
1101 +}
1102 +public function mxchat_get_single_url_status() {
1103 + $status = get_transient('mxchat_single_url_status');
1104 + if (!$status) {
1105 + return null;
1106 + }
1107 +
1108 + // Add human-readable time
1109 + if (isset($status['timestamp'])) {
1110 + $status['human_time'] = human_time_diff(strtotime($status['timestamp']), current_time('timestamp')) . ' ' . __('ago', 'mxchat');
1111 + }
1112 +
1113 + return $status;
1114 +}
1115 +public function mxchat_handle_sitemap_for_knowledge_base($xml, $sitemap_url) {
1116 + // Clear any single URL status when starting sitemap processing
1117 + delete_transient('mxchat_single_url_status');
1118 + if (!current_user_can('manage_options')) {
1119 + //error_log(esc_html__('Unauthorized sitemap processing attempt', 'mxchat'));
1120 + return false;
1121 + }
1122 +
1123 + try {
1124 + $sitemap_url = esc_url_raw($sitemap_url);
1125 +
1126 + if (!$xml || !is_object($xml)) {
1127 + throw new Exception(__('Invalid XML object provided', 'mxchat'));
1128 + }
1129 +
1130 + // Add embedding validation before processing
1131 + // Test embedding with a small sample text to verify API key is working
1132 + $test_result = $this->mxchat_generate_embedding("This is a test to verify the embedding API key is working.");
1133 +
1134 + // Check if test_result is a string (error message) rather than an array (valid embedding)
1135 + if (is_string($test_result)) {
1136 + //error_log('[MXCHAT-URL] Embedding API validation failed: ' . $test_result);
1137 +
1138 + // Store the error in the status transient so it can be displayed later
1139 + $status_data = array(
1140 + 'total_urls' => 0,
1141 + 'processed_urls' => 0,
1142 + 'status' => 'error',
1143 + 'error' => __('Embedding API validation failed: ', 'mxchat') . $test_result,
1144 + 'last_update' => time()
1145 + );
1146 +
1147 + set_transient(
1148 + sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url)),
1149 + array_map('sanitize_text_field', $status_data),
1150 + DAY_IN_SECONDS
1151 + );
1152 +
1153 + throw new Exception(__('Embedding API validation failed: ', 'mxchat') . $test_result);
1154 + }
1155 +
1156 + // Make sure it's an array (valid embedding)
1157 + if (!is_array($test_result)) {
1158 + //error_log('[MXCHAT-URL] Embedding API returned unexpected result type: ' . gettype($test_result));
1159 + throw new Exception(__('Embedding API returned unexpected result type. Please check your configuration.', 'mxchat'));
1160 + }
1161 +
1162 + $urls = [];
1163 + foreach ($xml->url as $url_element) {
1164 + $url = esc_url_raw((string)$url_element->loc);
1165 + if ($url) {
1166 + $urls[] = $url;
1167 + }
1168 + }
1169 +
1170 + $total_urls = absint(count($urls));
1171 +
1172 + if ($total_urls < 1) {
1173 + throw new Exception(__('No valid URLs found in sitemap', 'mxchat'));
1174 + }
1175 +
1176 + wp_schedule_single_event(time(), 'mxchat_process_sitemap_urls', array(
1177 + 'urls' => $urls,
1178 + 'sitemap_url' => $sitemap_url,
1179 + 'total_urls' => $total_urls,
1180 + 'batch_size' => absint(10),
1181 + 'batch_pause' => absint(5)
1182 + ));
1183 +
1184 + $status_data = array(
1185 + 'total_urls' => $total_urls,
1186 + 'processed_urls' => 0,
1187 + 'status' => 'processing',
1188 + 'last_update' => time()
1189 + );
1190 +
1191 + set_transient(
1192 + sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url)),
1193 + array_map('sanitize_text_field', $status_data),
1194 + DAY_IN_SECONDS
1195 + );
1196 +
1197 + return __('scheduled', 'mxchat');
1198 +
1199 + } catch (\Exception $e) {
1200 + $error_message = $e->getMessage();
1201 + //error_log(sprintf(esc_html__('Error preparing sitemap for processing: %s', 'mxchat'), esc_html($error_message)));
1202 +
1203 + // Store the sitemap URL and error in transients so they can be displayed
1204 + set_transient(
1205 + 'mxchat_last_sitemap_url',
1206 + sanitize_text_field($sitemap_url),
1207 + DAY_IN_SECONDS
1208 + );
1209 +
1210 + $status_data = array(
1211 + 'total_urls' => 0,
1212 + 'processed_urls' => 0,
1213 + 'status' => 'error',
1214 + 'error' => $error_message,
1215 + 'last_update' => time()
1216 + );
1217 +
1218 + set_transient(
1219 + sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url)),
1220 + array_map('sanitize_text_field', $status_data),
1221 + DAY_IN_SECONDS
1222 + );
1223 +
1224 + return $error_message;
1225 + }
1226 +}
1227 +
1228 +public function mxchat_process_sitemap_urls_cron($urls, $sitemap_url, $total_urls, $batch_size, $batch_pause) {
1229 + // Validate inputs
1230 + $sitemap_url = esc_url_raw($sitemap_url);
1231 + $total_urls = absint($total_urls);
1232 + $batch_size = absint($batch_size);
1233 + $batch_pause = absint($batch_pause);
1234 +
1235 + if (!is_array($urls) || empty($urls)) {
1236 + return;
1237 + }
1238 +
1239 + try {
1240 + $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
1241 + $status = get_transient($status_key);
1242 +
1243 + if (!$status || !is_array($status)) {
1244 + throw new Exception('Invalid status data retrieved from transient');
1245 + }
1246 +
1247 + // Initialize failed_urls array if it doesn't exist
1248 + if (!isset($status['failed_urls_list']) || !is_array($status['failed_urls_list'])) {
1249 + $status['failed_urls_list'] = [];
1250 + }
1251 +
1252 + $start_url = absint($status['processed_urls']);
1253 + $end_url = min($start_url + $batch_size, $total_urls);
1254 +
1255 + // Track batch statistics - IMPROVED ERROR HANDLING
1256 + $batch_stats = [
1257 + 'processed' => 0,
1258 + 'failed' => 0,
1259 + 'last_error' => '',
1260 + 'embedding_errors' => 0,
1261 + 'network_errors' => 0,
1262 + 'timeout_errors' => 0
1263 + ];
1264 +
1265 + // REMOVED: Embedding test on first batch - causes unnecessary failures
1266 +
1267 + // Set execution time limit for this batch
1268 + @set_time_limit(300); // 5 minutes max per batch
1269 +
1270 + // Check available memory
1271 + $memory_limit = ini_get('memory_limit');
1272 + $memory_usage = memory_get_usage(true);
1273 +
1274 + for ($i = $start_url; $i < $end_url; $i++) {
1275 + $page_url = esc_url_raw($urls[$i]);
1276 + $max_retries = 5; // INCREASED from 3 to 5
1277 + $retry_count = 0;
1278 + $url_processed = false;
1279 + $last_error = '';
1280 +
1281 + // Check memory usage before processing each URL
1282 + if (memory_get_usage(true) > (1024 * 1024 * 100)) { // 100MB limit
1283 + error_log('MxChat: Memory usage high, taking break');
1284 + sleep(2);
1285 + }
1286 +
1287 + while (!$url_processed && $retry_count < $max_retries) {
1288 + try {
1289 + // IMPROVED: More flexible timeout based on retry count
1290 + $timeout = 30 + ($retry_count * 10); // 30s, 40s, 50s, etc.
1291 +
1292 + // Attempt to fetch the URL
1293 + $page_response = wp_remote_get($page_url, array(
1294 + 'timeout' => $timeout,
1295 + 'redirection' => 5,
1296 + 'user-agent' => 'MxChat/1.0'
1297 + ));
1298 +
1299 + if (is_wp_error($page_response)) {
1300 + $error_msg = $page_response->get_error_message();
1301 +
1302 + // Categorize network errors
1303 + if (strpos($error_msg, 'timeout') !== false) {
1304 + $batch_stats['timeout_errors']++;
1305 + } else {
1306 + $batch_stats['network_errors']++;
1307 + }
1308 +
1309 + throw new Exception('HTTP request failed: ' . $error_msg);
1310 + }
1311 +
1312 + $response_code = wp_remote_retrieve_response_code($page_response);
1313 +
1314 + // IMPROVED: Handle more response codes gracefully
1315 + if (!in_array($response_code, [200, 201, 202])) {
1316 + // For 4xx errors, don't retry (permanent failures)
1317 + if ($response_code >= 400 && $response_code < 500) {
1318 + throw new Exception('HTTP Status: ' . $response_code . ' (permanent failure)');
1319 + }
1320 + throw new Exception('HTTP Status: ' . $response_code);
1321 + }
1322 +
1323 + $page_html = wp_remote_retrieve_body($page_response);
1324 +
1325 + if (empty($page_html)) {
1326 + throw new Exception('Empty response body');
1327 + }
1328 +
1329 + $page_content = $this->mxchat_extract_main_content($page_html);
1330 + $sanitized_content = $this->mxchat_sanitize_content_for_api($page_content);
1331 +
1332 + if (empty($sanitized_content)) {
1333 + // Don't retry for empty content - it's likely a permanent issue
1334 + error_log("MxChat: No content found for URL: {$page_url}");
1335 + $url_processed = true; // Mark as "processed" to skip
1336 + $batch_stats['processed']++; // Count as processed (even though skipped)
1337 + break;
1338 + }
1339 +
1340 + // IMPROVED: More resilient embedding generation
1341 + $embedding_vector = $this->mxchat_generate_embedding($sanitized_content);
1342 +
1343 + if (is_string($embedding_vector)) {
1344 + $batch_stats['embedding_errors']++;
1345 +
1346 + // Special handling for different embedding errors
1347 + if (strpos($embedding_vector, 'rate limit') !== false ||
1348 + strpos($embedding_vector, 'quota') !== false) {
1349 + // Rate limit - wait longer before retry
1350 + sleep(30 + ($retry_count * 10));
1351 + }
1352 +
1353 + throw new Exception('Embedding generation failed: ' . $embedding_vector);
1354 + }
1355 +
1356 + if (!is_array($embedding_vector)) {
1357 + throw new Exception('Embedding generation returned unexpected result type: ' . gettype($embedding_vector));
1358 + }
1359 +
1360 + // Submit to database
1361 + $options = get_option('mxchat_options');
1362 + $submission_result = MxChat_Utils::submit_content_to_db($sanitized_content, $page_url, $options['api_key']);
1363 +
1364 + if (is_wp_error($submission_result)) {
1365 + throw new Exception('Database submission failed: ' . $submission_result->get_error_message());
1366 + }
1367 +
1368 + // Success!
1369 + $url_processed = true;
1370 + $batch_stats['processed']++;
1371 +
1372 + } catch (Exception $e) {
1373 + $retry_count++;
1374 + $last_error = $e->getMessage();
1375 +
1376 + // IMPROVED: Different wait times based on error type
1377 + if (strpos($last_error, 'rate limit') !== false) {
1378 + sleep(60); // Wait 1 minute for rate limits
1379 + } elseif (strpos($last_error, 'timeout') !== false) {
1380 + sleep(10); // Wait 10 seconds for timeouts
1381 + } elseif (strpos($last_error, 'permanent failure') !== false) {
1382 + break; // Don't retry 4xx errors
1383 + } else {
1384 + // Exponential backoff for other errors
1385 + sleep(pow(2, $retry_count - 1));
1386 + }
1387 + }
1388 + }
1389 +
1390 + // If URL still not processed after all retries, mark as failed
1391 + if (!$url_processed) {
1392 + $batch_stats['failed']++;
1393 + $batch_stats['last_error'] = $last_error;
1394 +
1395 + // Add to failed URLs list
1396 + $status['failed_urls_list'][] = [
1397 + 'url' => $page_url,
1398 + 'error' => $last_error,
1399 + 'time' => time(),
1400 + 'retries' => $max_retries
1401 + ];
1402 +
1403 + // Limit the number of failed URLs we store
1404 + if (count($status['failed_urls_list']) > 100) {
1405 + $status['failed_urls_list'] = array_slice($status['failed_urls_list'], -100);
1406 + }
1407 + }
1408 +
1409 + // Update progress after each URL
1410 + $status['processed_urls'] = absint($i + 1);
1411 + $status['last_update'] = time();
1412 + $status['failed_urls'] = absint($status['failed_urls'] ?? 0) + ($url_processed ? 0 : 1);
1413 + $status['last_error'] = $batch_stats['last_error'];
1414 +
1415 + set_transient($status_key, $status, DAY_IN_SECONDS);
1416 + }
1417 +
1418 + // IMPROVED: More forgiving batch failure handling
1419 + // Only stop if we have catastrophic failure rates
1420 + $failure_rate = $batch_stats['failed'] / max(1, $batch_stats['processed'] + $batch_stats['failed']);
1421 +
1422 + if ($batch_stats['processed'] === 0 && $batch_stats['failed'] >= 5) {
1423 + // Only stop if we have 5+ complete failures in a row
1424 + $status['status'] = 'error';
1425 + $status['error'] = sprintf(
1426 + 'Processing stopped after %d consecutive failures. Last error: %s',
1427 + $batch_stats['failed'],
1428 + $batch_stats['last_error']
1429 + );
1430 + set_transient($status_key, $status, DAY_IN_SECONDS);
1431 + return;
1432 + }
1433 +
1434 + // REMOVED: Embedding error threshold - too aggressive
1435 +
1436 + // Update final progress
1437 + $status['processed_urls'] = min($end_url, $total_urls);
1438 + $status['last_update'] = time();
1439 + $status['batch_stats'] = $batch_stats; // Store for debugging
1440 + set_transient($status_key, $status, DAY_IN_SECONDS);
1441 +
1442 + // Check if we've processed all URLs
1443 + if ($end_url >= $total_urls) {
1444 + // All URLs have been processed - mark as complete
1445 + $status['status'] = 'complete';
1446 + $status['processed_urls'] = $total_urls;
1447 +
1448 + // Add completion summary
1449 + $status['completion_summary'] = [
1450 + 'total_urls' => $total_urls,
1451 + 'successful_urls' => $total_urls - absint($status['failed_urls'] ?? 0),
1452 + 'failed_urls' => absint($status['failed_urls'] ?? 0),
1453 + 'completion_time' => current_time('mysql'),
1454 + 'final_batch_stats' => $batch_stats
1455 + ];
1456 +
1457 + set_transient($status_key, $status, DAY_IN_SECONDS);
1458 + } else {
1459 + // IMPROVED: Dynamic pause based on error rates
1460 + $dynamic_pause = $batch_pause;
1461 +
1462 + if ($failure_rate > 0.5) {
1463 + $dynamic_pause *= 3; // Wait 3x longer if high failure rate
1464 + } elseif ($batch_stats['embedding_errors'] > 3) {
1465 + $dynamic_pause *= 2; // Wait 2x longer if embedding issues
1466 + }
1467 +
1468 + // Schedule next batch
1469 + wp_schedule_single_event(time() + $dynamic_pause, 'mxchat_process_sitemap_urls', array(
1470 + 'urls' => $urls,
1471 + 'sitemap_url' => $sitemap_url,
1472 + 'total_urls' => $total_urls,
1473 + 'batch_size' => $batch_size,
1474 + 'batch_pause' => $batch_pause,
1475 + ));
1476 + }
1477 + } catch (\Exception $e) {
1478 + // IMPROVED: Don't fail permanently on exceptions
1479 + $status['last_error'] = $e->getMessage();
1480 + $status['error_count'] = ($status['error_count'] ?? 0) + 1;
1481 +
1482 + // Only mark as permanent error after multiple batch failures
1483 + if ($status['error_count'] >= 5) {
1484 + $status['status'] = 'error';
1485 + $status['error'] = 'Too many batch failures: ' . $e->getMessage();
1486 + } else {
1487 + // Retry the batch after a longer pause
1488 + wp_schedule_single_event(time() + 300, 'mxchat_process_sitemap_urls', array(
1489 + 'urls' => $urls,
1490 + 'sitemap_url' => $sitemap_url,
1491 + 'total_urls' => $total_urls,
1492 + 'batch_size' => max(5, $batch_size / 2), // Reduce batch size on error
1493 + 'batch_pause' => $batch_pause * 2, // Double the pause
1494 + ));
1495 + }
1496 +
1497 + set_transient($status_key, $status, DAY_IN_SECONDS);
1498 + }
1499 +}
1500 +
1501 +public function mxchat_sanitize_content_for_api($content) {
1502 + //error_log('[MXCHAT-SANITIZE] Original content preview: ' . substr($content, 0, 500) . '...');
1503 +
1504 + // Remove script, style tags, and HTML comments
1505 + $content = preg_replace('/<script\b[^>]*>(.*?)<\/script>/is', '', $content);
1506 + $content = preg_replace('/<style\b[^>]*>(.*?)<\/style>/is', '', $content);
1507 + $content = preg_replace('/<!--(.|\s)*?-->/', '', $content);
1508 +
1509 + // Remove all HTML tags and decode HTML entities
1510 + $content = wp_strip_all_tags($content);
1511 + $content = html_entity_decode($content, ENT_QUOTES | ENT_HTML5);
1512 +
1513 + // Normalize whitespace but preserve paragraph breaks
1514 + // First, normalize line endings to \n
1515 + $content = str_replace(["\r\n", "\r"], "\n", $content);
1516 + // Replace multiple spaces/tabs with single space, but preserve newlines
1517 + $content = preg_replace('/[ \t]+/', ' ', $content);
1518 + // Replace 3+ newlines with 2 newlines (max 2 blank lines)
1519 + $content = preg_replace('/\n{3,}/', "\n\n", $content);
1520 + // Trim each line
1521 + $lines = explode("\n", $content);
1522 + $lines = array_map('trim', $lines);
1523 + $content = implode("\n", $lines);
1524 + // Final trim
1525 + $content = trim($content);
1526 +
1527 + // Remove control characters (which can cause database issues) but preserve \n (0x0A) and \r (0x0D)
1528 + $content = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/u', '', $content);
1529 +
1530 + // Remove NULL bytes which can cause database errors
1531 + $content = str_replace("\0", "", $content);
1532 +
1533 + // Ensure valid UTF-8 encoding
1534 + $content = wp_check_invalid_utf8($content);
1535 +
1536 + // Remove any extremely long strings without spaces (often garbage)
1537 + $content = preg_replace('/\S{300,}/', ' ', $content);
1538 +
1539 + // Replace problematic characters that often cause database issues
1540 + $content = preg_replace('/[\x{10000}-\x{10FFFF}]/u', '', $content); // Remove emoji and other high Unicode characters
1541 +
1542 + // Replace any remaining potentially problematic characters with spaces
1543 + // BUT preserve newlines by temporarily replacing them
1544 + $content = str_replace("\n", "NEWLINE_PLACEHOLDER", $content);
1545 + $content = preg_replace('/[^\p{L}\p{N}\p{P}\p{Z}\p{Sm}]/u', ' ', $content);
1546 + $content = str_replace("NEWLINE_PLACEHOLDER", "\n", $content);
1547 +
1548 + // Limit to reasonable length if needed
1549 + $max_length = 65000; // Just under MySQL TEXT field limit
1550 + if (strlen($content) > $max_length) {
1551 + $content = substr($content, 0, $max_length);
1552 + }
1553 +
1554 + //error_log('[MXCHAT-SANITIZE] Sanitized content preview: ' . substr($content, 0, 500) . '...');
1555 + return $content;
1556 +}
1557 +public function mxchat_extract_main_content($html) {
1558 + if (empty($html)) {
1559 + return '';
1560 + }
1561 + try {
1562 + $dom = new DOMDocument;
1563 + libxml_use_internal_errors(true); // Suppress HTML parsing errors
1564 + @$dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'), LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
1565 + $xpath = new DOMXPath($dom);
1566 +
1567 + // For debugging purposes
1568 + $debugEnabled = false; // Set to true to enable debugging output
1569 + $debug = function($message) use ($debugEnabled) {
1570 + if ($debugEnabled) {
1571 + //error_log('[MXCHAT-DEBUG] ' . $message);
1572 + }
1573 + };
1574 +
1575 + // Direct targeting for Gerow theme posts
1576 + $post_text = $xpath->query('//div[contains(@class, "post-text")]');
1577 + if ($post_text && $post_text->length > 0) {
1578 + $debug("Found post-text directly");
1579 + $content = '';
1580 + foreach ($post_text as $node) {
1581 + $content .= $dom->saveHTML($node);
1582 + }
1583 + if (!empty($content)) {
1584 + $debug("Returning post-text content");
1585 + return $content;
1586 + }
1587 + }
1588 +
1589 + // Try to get the blog details content which contains the post-text
1590 + $blog_details = $xpath->query('//div[contains(@class, "blog-details-content")]');
1591 + if ($blog_details && $blog_details->length > 0) {
1592 + $debug("Found blog-details-content");
1593 + $content = '';
1594 + foreach ($blog_details as $node) {
1595 + $content .= $dom->saveHTML($node);
1596 + }
1597 + if (!empty($content)) {
1598 + $debug("Returning blog-details-content");
1599 + return $content;
1600 + }
1601 + }
1602 +
1603 + // Try to get the article which contains the blog details
1604 + $article = $xpath->query('//article[contains(@class, "blog-details-wrap")]');
1605 + if ($article && $article->length > 0) {
1606 + $debug("Found article with blog-details-wrap");
1607 + $content = '';
1608 + foreach ($article as $node) {
1609 + $content .= $dom->saveHTML($node);
1610 + }
1611 + if (!empty($content)) {
1612 + $debug("Returning article content");
1613 + return $content;
1614 + }
1615 + }
1616 +
1617 + // Try even broader with the blog-item-wrap
1618 + $blog_item = $xpath->query('//div[contains(@class, "blog-item-wrap")]');
1619 + if ($blog_item && $blog_item->length > 0) {
1620 + $debug("Found blog-item-wrap");
1621 + $content = '';
1622 + foreach ($blog_item as $node) {
1623 + $content .= $dom->saveHTML($node);
1624 + }
1625 + if (!empty($content)) {
1626 + $debug("Returning blog-item-wrap content");
1627 + return $content;
1628 + }
1629 + }
1630 +
1631 + // Specific Gerow theme path
1632 + $gerow_path = $xpath->query('//section[contains(@class, "blog-area")]//div[contains(@class, "post-text")]');
1633 + if ($gerow_path && $gerow_path->length > 0) {
1634 + $debug("Found Gerow theme path to post-text");
1635 + $content = '';
1636 + foreach ($gerow_path as $node) {
1637 + $content .= $dom->saveHTML($node);
1638 + }
1639 + if (!empty($content)) {
1640 + $debug("Returning Gerow post-text content");
1641 + return $content;
1642 + }
1643 + }
1644 +
1645 + // Generic blog post selectors
1646 + $selectors = [
1647 + // Blog post specific selectors
1648 + '//div[contains(@class, "post-text")]',
1649 + '//article[contains(@class, "blog-post-item")]//div[contains(@class, "post-text")]',
1650 + '//div[contains(@class, "blog-details-content")]',
1651 + '//article[contains(@class, "blog-details-wrap")]',
1652 + '//div[contains(@class, "entry-content")]',
1653 + '//div[contains(@class, "blog-content")]',
1654 + '//div[contains(@class, "blog-item-wrap")]',
1655 +
1656 + // More general content selectors
1657 + '//div[contains(@class, "page__content")]',
1658 + '//div[contains(@class, "elementor-widget-container")]',
1659 + '//div[contains(@class, "elementor-text-editor")]',
1660 + '//div[contains(@class, "elementor-widget-text-editor")]',
1661 + '//*[contains(@class, "entry-content")]',
1662 + '//*[contains(@class, "post-content")]',
1663 + '//*[contains(@class, "article-content")]',
1664 + '//*[@id="content"]',
1665 + '//*[@id="main-content"]',
1666 + '//section[contains(@class, "blog-area")]',
1667 + '//article',
1668 + '//main',
1669 + '//div[contains(@class, "content")]'
1670 + ];
1671 +
1672 + // First handle Elementor content
1673 + $debug("Checking for Elementor content");
1674 + $elementor_widgets = $xpath->query('//div[contains(@class, "elementor-element")]//div[contains(@class, "elementor-widget-container")]');
1675 + if ($elementor_widgets && $elementor_widgets->length > 0) {
1676 + $debug("Found Elementor widgets");
1677 + $combined_content = '';
1678 + foreach ($elementor_widgets as $widget) {
1679 + $widget_content = $dom->saveHTML($widget);
1680 + if (!empty($widget_content)) {
1681 + $combined_content .= $widget_content;
1682 + }
1683 + }
1684 + if (!empty($combined_content)) {
1685 + $debug("Returning Elementor content");
1686 + return $combined_content;
1687 + }
1688 + }
1689 +
1690 + // Try standard selectors one by one
1691 + foreach ($selectors as $selector) {
1692 + $debug("Trying selector: " . $selector);
1693 + $nodes = $xpath->query($selector);
1694 + if ($nodes && $nodes->length > 0) {
1695 + $debug("Found matches for selector: " . $selector);
1696 + $content = '';
1697 + foreach ($nodes as $node) {
1698 + $content .= $dom->saveHTML($node);
1699 + }
1700 + if (!empty($content)) {
1701 + $debug("Returning content from selector: " . $selector);
1702 + return $content;
1703 + }
1704 + }
1705 + }
1706 +
1707 + // Manual regex fallback for post-text if DOM methods fail
1708 + $debug("Trying regex fallback");
1709 + if (preg_match('/<div class="post-text">(.*?)<\/div>\s*<\/div>\s*<\/div>/s', $html, $matches)) {
1710 + $debug("Found post-text via regex");
1711 + return '<div class="post-text">' . $matches[1] . '</div>';
1712 + }
1713 +
1714 + // Try to extract the blog section as a whole
1715 + $blog_section = $xpath->query('//section[contains(@class, "blog-area")]');
1716 + if ($blog_section && $blog_section->length > 0) {
1717 + $debug("Found blog-area section");
1718 + $content = '';
1719 + foreach ($blog_section as $node) {
1720 + $content .= $dom->saveHTML($node);
1721 + }
1722 + if (!empty($content)) {
1723 + $debug("Returning blog-area section content");
1724 + return $content;
1725 + }
1726 + }
1727 +
1728 + // Fallback: Return the body content if no specific selector matches
1729 + $debug("Using body fallback");
1730 + $body = $dom->getElementsByTagName('body');
1731 + if ($body->length > 0) {
1732 + return $dom->saveHTML($body->item(0));
1733 + }
1734 +
1735 + // Last resort: return the original HTML
1736 + $debug("Returning original HTML");
1737 + return $html;
1738 + } catch (Exception $e) {
1739 + //error_log('[MXCHAT-ERROR] Content extraction failed: ' . $e->getMessage());
1740 + return $html; // Return original HTML if parsing fails
1741 + } finally {
1742 + libxml_clear_errors();
1743 + }
1744 +}
1745 +public function mxchat_get_sitemap_processing_status($sitemap_url) {
1746 + $sitemap_url = esc_url_raw($sitemap_url);
1747 + $status_key = sanitize_key('mxchat_sitemap_status_' . md5($sitemap_url));
1748 + $status = get_transient($status_key);
1749 +
1750 + if (!$status || !is_array($status)) {
1751 + return false;
1752 + }
1753 +
1754 + // Auto-complete check: if all URLs are processed but status isn't complete
1755 + if (isset($status['processed_urls']) && isset($status['total_urls']) &&
1756 + $status['processed_urls'] >= $status['total_urls'] &&
1757 + isset($status['status']) && $status['status'] !== 'complete' &&
1758 + $status['status'] !== 'error') {
1759 +
1760 + // Mark as complete
1761 + $status['status'] = 'complete';
1762 + $status['processed_urls'] = $status['total_urls']; // Ensure exact match
1763 +
1764 + // Update the transient with the corrected status
1765 + set_transient($status_key, $status, DAY_IN_SECONDS);
1766 + }
1767 +
1768 + return array(
1769 + 'total_urls' => absint($status['total_urls']),
1770 + 'processed_urls' => absint($status['processed_urls']),
1771 + 'failed_urls' => absint($status['failed_urls'] ?? 0),
1772 + 'percentage' => ($status['total_urls'] > 0)
1773 + ? round((absint($status['processed_urls']) / absint($status['total_urls'])) * 100)
1774 + : 0,
1775 + 'status' => sanitize_text_field($status['status']),
1776 + 'last_update' => human_time_diff(absint($status['last_update']), time()) . ' ' . esc_html__('ago', 'mxchat'),
1777 + 'error' => isset($status['error']) ? sanitize_text_field($status['error']) : '',
1778 + 'last_error' => isset($status['last_error']) ? sanitize_text_field($status['last_error']) : '',
1779 + 'failed_urls_list' => isset($status['failed_urls_list']) ? $status['failed_urls_list'] : array()
1780 + );
1781 +}
1782 +
1783 +public function mxchat_ajax_get_status_updates() {
1784 + try {
1785 + // Verify the request
1786 + check_ajax_referer('mxchat_status_nonce', 'nonce');
1787 +
1788 + // Get the status just like in your admin page
1789 + $pdf_url = get_transient('mxchat_last_pdf_url');
1790 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
1791 +
1792 + $pdf_status = $pdf_url ? $this->mxchat_get_pdf_processing_status($pdf_url) : false;
1793 + $sitemap_status = $sitemap_url ? $this->mxchat_get_sitemap_processing_status($sitemap_url) : false;
1794 +
1795 + // Add the PDF URL to the status object
1796 + if ($pdf_status && $pdf_url) {
1797 + $pdf_status['pdf_url'] = $pdf_url;
1798 + }
1799 +
1800 + // Set the current PDF URL for the manual batch processing button
1801 + $current_pdf_url = $pdf_url;
1802 +
1803 + // Check for true processing status, not just presence of status
1804 + $is_active_processing =
1805 + ($sitemap_status && isset($sitemap_status['status']) && $sitemap_status['status'] === 'processing') ||
1806 + ($pdf_status && isset($pdf_status['status']) && $pdf_status['status'] === 'processing');
1807 +
1808 + // Get single URL status, but only if no processing is active
1809 + $single_url_status = !$is_active_processing ? $this->mxchat_get_single_url_status() : false;
1810 +
1811 + // REMOVED: Auto-clearing of completed status - now only done via dismiss button
1812 +
1813 + // Return JSON response with the status data
1814 + wp_send_json(array(
1815 + 'pdf_status' => $pdf_status,
1816 + 'sitemap_status' => $sitemap_status,
1817 + 'single_url_status' => $single_url_status,
1818 + 'is_processing' => $is_active_processing,
1819 + 'current_pdf_url' => $current_pdf_url
1820 + ));
1821 +
1822 + } catch (Exception $e) {
1823 + // Log the error
1824 + //error_log('MxChat Status Update Error: ' . $e->getMessage());
1825 +
1826 + // Return a friendly error response
1827 + wp_send_json_error(array(
1828 + 'message' => 'Error getting status updates: ' . $e->getMessage(),
1829 + 'status' => 'error'
1830 + ));
1831 + }
1832 +}
1833 +public function mxchat_stop_processing() {
1834 + // Verify permissions
1835 + if (!current_user_can('manage_options')) {
1836 + wp_die(esc_html__('Unauthorized access', 'mxchat'));
1837 + }
1838 +
1839 + // Verify nonce
1840 + check_admin_referer('mxchat_stop_processing_action', 'mxchat_stop_processing_nonce');
1841 +
1842 + // Get the last sitemap URL and clear its transient
1843 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
1844 + if ($sitemap_url) {
1845 + delete_transient('mxchat_sitemap_status_' . md5($sitemap_url));
1846 + delete_transient('mxchat_last_sitemap_url');
1847 + }
1848 +
1849 + // Get the last PDF URL and clear its transient
1850 + $pdf_url = get_transient('mxchat_last_pdf_url');
1851 + if ($pdf_url) {
1852 + delete_transient('mxchat_pdf_status_' . md5($pdf_url));
1853 + delete_transient('mxchat_last_pdf_url');
1854 + }
1855 +
1856 + // Unschedule any pending sitemap events
1857 + $timestamp = wp_next_scheduled('mxchat_process_sitemap_urls');
1858 + if ($timestamp) {
1859 + wp_unschedule_event($timestamp, 'mxchat_process_sitemap_urls');
1860 + }
1861 +
1862 + // Redirect back with a success message
1863 + set_transient('mxchat_admin_notice_success',
1864 + esc_html__('Processing has been stopped successfully.', 'mxchat'),
1865 + 30
1866 + );
1867 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
1868 + exit;
1869 +}
1870 +
1871 +
1872 +
1873 +/**
1874 + * checking if WooCommerce products were already processed in the WordPress database.
1875 + */
1876 +public function ajax_mxchat_get_content_list() {
1877 + // Verify the nonce
1878 + check_ajax_referer('mxchat_content_selector_nonce', 'nonce');
1879 +
1880 + if (!current_user_can('manage_options')) {
1881 + wp_send_json_error(__('Unauthorized access', 'mxchat'));
1882 + }
1883 +
1884 + $page = isset($_GET['page']) ? absint($_GET['page']) : 1;
1885 + $per_page = isset($_GET['per_page']) ? absint($_GET['per_page']) : 50;
1886 + $search = isset($_GET['search']) ? sanitize_text_field($_GET['search']) : '';
1887 + $post_type = isset($_GET['post_type']) ? sanitize_text_field($_GET['post_type']) : 'all';
1888 + $post_status = isset($_GET['post_status']) ? sanitize_text_field($_GET['post_status']) : 'publish';
1889 + $processed_filter = isset($_GET['processed_filter']) ? sanitize_text_field($_GET['processed_filter']) : 'all';
1890 +
1891 + // Build query args
1892 + $args = array(
1893 + 'posts_per_page' => $per_page,
1894 + 'paged' => $page,
1895 + 'post_status' => $post_status !== 'all' ? $post_status : array('publish', 'draft', 'pending'),
1896 + 'orderby' => 'date',
1897 + 'order' => 'DESC',
1898 + );
1899 +
1900 + // Handle post types
1901 + if ($post_type !== 'all') {
1902 + $args['post_type'] = $post_type;
1903 + } else {
1904 + // Default to post and page if we can't get post types
1905 + $args['post_type'] = array('post', 'page');
1906 +
1907 + // Try to get public post types
1908 + $public_types = $this->mxchat_get_public_post_types();
1909 + if (is_array($public_types) && !empty($public_types)) {
1910 + $args['post_type'] = array_keys($public_types);
1911 + }
1912 + }
1913 +
1914 + if (!empty($search)) {
1915 + $args['s'] = $search;
1916 + }
1917 +
1918 + // ================================
1919 + // WordPress DB checking for WooCommerce products
1920 + // ================================
1921 +
1922 + $processed_data = array();
1923 +
1924 + $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
1925 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
1926 + $pinecone_manager->mxchat_refresh_after_new_content($pinecone_options);
1927 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
1928 +
1929 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
1930 + // ONLY check Pinecone if it's enabled
1931 + $processed_data = $this->mxchat_get_pinecone_processed_content($pinecone_options);
1932 + } else {
1933 + // IMPROVED: WordPress DB checking with better URL matching for WooCommerce
1934 + global $wpdb;
1935 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
1936 + $processed_items = $wpdb->get_results("SELECT id, source_url, timestamp FROM {$table_name}");
1937 +
1938 + if (!empty($processed_items)) {
1939 + foreach ($processed_items as $item) {
1940 + // FIXED: Use improved URL matching for WooCommerce products
1941 + $post_id = $this->mxchat_url_to_post_id_improved($item->source_url);
1942 +
1943 + if ($post_id) {
1944 + $processed_data[$post_id] = array(
1945 + 'db_id' => $item->id,
1946 + 'timestamp' => $item->timestamp,
1947 + 'url' => $item->source_url,
1948 + 'source' => 'wordpress'
1949 + );
1950 + }
1951 + }
1952 + }
1953 + }
1954 +
1955 + // ================================
1956 +
1957 + // Get processed IDs as a simple array for in_array checks
1958 + $processed_ids = array_keys($processed_data);
1959 +
1960 + // Handle processed/unprocessed filter
1961 + if ($processed_filter === 'processed' && !empty($processed_ids)) {
1962 + $args['post__in'] = $processed_ids;
1963 + } elseif ($processed_filter === 'unprocessed' && !empty($processed_ids)) {
1964 + $args['post__not_in'] = $processed_ids;
1965 + }
1966 +
1967 + // Run the query
1968 + $query = new WP_Query($args);
1969 + $content_items = array();
1970 +
1971 + if ($query->have_posts()) {
1972 + while ($query->have_posts()) {
1973 + $query->the_post();
1974 + $id = get_the_ID();
1975 + $post_date = get_the_date();
1976 + $excerpt = wp_trim_words(get_the_excerpt(), 20, '...');
1977 + $word_count = str_word_count(strip_tags(get_the_content()));
1978 +
1979 + $is_processed = in_array($id, $processed_ids);
1980 + $processed_date = '';
1981 + $db_record_id = 0;
1982 + $data_source = 'none';
1983 +
1984 + if ($is_processed && isset($processed_data[$id])) {
1985 + $item_data = $processed_data[$id];
1986 + $data_source = $item_data['source'];
1987 +
1988 + if ($data_source === 'wordpress' && isset($item_data['timestamp'])) {
1989 + // WordPress DB format
1990 + $timestamp = strtotime($item_data['timestamp']);
1991 + $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
1992 + $db_record_id = $item_data['db_id'];
1993 + } elseif ($data_source === 'pinecone') {
1994 + // Pinecone format
1995 + $processed_date = $item_data['processed_date'];
1996 + $db_record_id = $item_data['db_id'];
1997 + }
1998 + }
1999 +
2000 + $content_items[] = array(
2001 + 'id' => $id,
2002 + 'title' => get_the_title(),
2003 + 'permalink' => get_permalink(),
2004 + 'date' => $post_date,
2005 + 'type' => get_post_type(),
2006 + 'status' => get_post_status(),
2007 + 'excerpt' => $excerpt,
2008 + 'word_count' => $word_count,
2009 + 'already_processed' => $is_processed,
2010 + 'processed_date' => $processed_date,
2011 + 'db_record_id' => $db_record_id,
2012 + 'data_source' => $data_source
2013 + );
2014 + }
2015 + wp_reset_postdata();
2016 + }
2017 +
2018 + $response = array(
2019 + 'items' => $content_items,
2020 + 'total' => $query->found_posts,
2021 + 'total_pages' => $query->max_num_pages,
2022 + 'current_page' => $page,
2023 + 'processed_count' => count($processed_ids)
2024 + );
2025 +
2026 + wp_send_json_success($response);
2027 + exit;
2028 +}
2029 +
2030 +/**
2031 + * This function handles various WooCommerce URL formats and permalink structures
2032 + */
2033 +private function mxchat_url_to_post_id_improved($url) {
2034 + // First try the standard WordPress function
2035 + $post_id = url_to_postid($url);
2036 +
2037 + if ($post_id > 0) {
2038 + return $post_id;
2039 + }
2040 +
2041 + // If that fails, try more aggressive URL matching for WooCommerce products
2042 + // Remove trailing slashes and query parameters for better matching
2043 + $clean_url = rtrim($url, '/');
2044 + $clean_url = strtok($clean_url, '?'); // Remove query parameters
2045 +
2046 + // Try again with cleaned URL
2047 + $post_id = url_to_postid($clean_url);
2048 + if ($post_id > 0) {
2049 + return $post_id;
2050 + }
2051 +
2052 + // For WooCommerce products, try extracting slug from URL
2053 + if (strpos($url, '/product/') !== false || strpos($url, 'product=') !== false) {
2054 + // Extract product slug from various URL formats
2055 + $product_slug = '';
2056 +
2057 + // Handle pretty permalinks: /product/product-name/
2058 + if (preg_match('/\/product\/([^\/\?]+)/', $url, $matches)) {
2059 + $product_slug = $matches[1];
2060 + }
2061 + // Handle query parameters: ?product=product-name
2062 + elseif (preg_match('/[\?&]product=([^&]+)/', $url, $matches)) {
2063 + $product_slug = $matches[1];
2064 + }
2065 +
2066 + if (!empty($product_slug)) {
2067 + // Look up product by slug
2068 + $product = get_page_by_path($product_slug, OBJECT, 'product');
2069 + if ($product) {
2070 + return $product->ID;
2071 + }
2072 +
2073 + // Alternative method: query by post_name
2074 + global $wpdb;
2075 + $post_id = $wpdb->get_var($wpdb->prepare(
2076 + "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_type = 'product' AND post_status = 'publish'",
2077 + $product_slug
2078 + ));
2079 +
2080 + if ($post_id) {
2081 + return intval($post_id);
2082 + }
2083 + }
2084 + }
2085 +
2086 + // ADDITIONAL FIX: Try direct database lookup by URL variations
2087 + global $wpdb;
2088 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2089 +
2090 + // Try exact match first
2091 + $existing_record = $wpdb->get_row($wpdb->prepare(
2092 + "SELECT id, source_url FROM $table_name WHERE source_url = %s",
2093 + $url
2094 + ));
2095 +
2096 + if ($existing_record) {
2097 + // Found exact match, now convert the URL to post ID
2098 + $post_id = url_to_postid($existing_record->source_url);
2099 + if ($post_id > 0) {
2100 + return $post_id;
2101 + }
2102 + }
2103 +
2104 + // Try variations of the URL (with/without trailing slash, http/https)
2105 + $url_variations = array(
2106 + rtrim($url, '/'),
2107 + $url . '/',
2108 + str_replace('http://', 'https://', $url),
2109 + str_replace('https://', 'http://', $url),
2110 + str_replace('http://', 'https://', rtrim($url, '/')),
2111 + str_replace('https://', 'http://', rtrim($url, '/'))
2112 + );
2113 +
2114 + foreach ($url_variations as $variation) {
2115 + $existing_record = $wpdb->get_row($wpdb->prepare(
2116 + "SELECT id, source_url FROM $table_name WHERE source_url = %s",
2117 + $variation
2118 + ));
2119 +
2120 + if ($existing_record) {
2121 + $post_id = url_to_postid($existing_record->source_url);
2122 + if ($post_id > 0) {
2123 + return $post_id;
2124 + }
2125 + }
2126 + }
2127 +
2128 + // Last resort: try to match against all published products by URL if WooCommerce is active
2129 + if (function_exists('wc_get_products')) {
2130 + // Get all published products (limited to avoid memory issues)
2131 + $products = wc_get_products(array(
2132 + 'status' => 'publish',
2133 + 'limit' => 1000, // Reasonable limit
2134 + 'return' => 'ids'
2135 + ));
2136 +
2137 + foreach ($products as $product_id) {
2138 + $product_url = get_permalink($product_id);
2139 +
2140 + // Compare cleaned URLs
2141 + $clean_product_url = rtrim($product_url, '/');
2142 + $clean_product_url = strtok($clean_product_url, '?');
2143 +
2144 + if ($clean_url === $clean_product_url) {
2145 + return $product_id;
2146 + }
2147 +
2148 + // Also check if any of our URL variations match
2149 + foreach ($url_variations as $variation) {
2150 + $clean_variation = rtrim($variation, '/');
2151 + $clean_variation = strtok($clean_variation, '?');
2152 +
2153 + if ($clean_variation === $clean_product_url) {
2154 + return $product_id;
2155 + }
2156 + }
2157 + }
2158 + }
2159 +
2160 + return 0; // No match found
2161 +}
2162 +
2163 +public function ajax_mxchat_process_selected_content() {
2164 + // Basic request validation
2165 + if (!check_ajax_referer('mxchat_content_selector_nonce', 'nonce', false)) {
2166 + wp_send_json_error('Invalid nonce');
2167 + exit;
2168 + }
2169 +
2170 + if (!current_user_can('manage_options')) {
2171 + wp_send_json_error('Unauthorized access');
2172 + exit;
2173 + }
2174 +
2175 + // Get post IDs - safely parse the array
2176 + $post_ids = array();
2177 + if (isset($_POST['post_ids']) && is_array($_POST['post_ids'])) {
2178 + foreach ($_POST['post_ids'] as $id) {
2179 + $post_ids[] = absint($id);
2180 + }
2181 + }
2182 +
2183 + if (empty($post_ids)) {
2184 + wp_send_json_error('No content selected');
2185 + exit;
2186 + }
2187 +
2188 + // Process only ONE post at a time to avoid request size issues
2189 + $post_id = reset($post_ids);
2190 + $post = get_post($post_id);
2191 +
2192 + if (!$post) {
2193 + wp_send_json_error('Post not found');
2194 + exit;
2195 + }
2196 +
2197 + // Get content including ACF fields
2198 + $content = $post->post_title . "\n\n" . wp_strip_all_tags($post->post_content);
2199 +
2200 + // ADD ACF FIELDS SUPPORT
2201 + $acf_fields = $this->mxchat_get_acf_fields_for_post($post_id);
2202 + if (!empty($acf_fields)) {
2203 + $acf_content_parts = array();
2204 +
2205 + foreach ($acf_fields as $field_name => $field_value) {
2206 + $formatted_value = $this->mxchat_format_acf_field_value($field_value, $field_name, $post_id);
2207 +
2208 + if (!empty($formatted_value)) {
2209 + // Convert field name to readable label
2210 + $field_label = ucwords(str_replace('_', ' ', $field_name));
2211 + $acf_content_parts[] = $field_label . ": " . $formatted_value;
2212 + }
2213 + }
2214 +
2215 + if (!empty($acf_content_parts)) {
2216 + $content .= "\n\n" . implode("\n", $acf_content_parts);
2217 + }
2218 + }
2219 +
2220 + $content = substr($content, 0, 10000); // Limit content size
2221 +
2222 + // Get API key with proper model detection
2223 + $options = get_option('mxchat_options');
2224 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
2225 +
2226 + if (strpos($selected_model, 'voyage') === 0) {
2227 + $api_key = $options['voyage_api_key'] ?? '';
2228 + $provider_name = 'Voyage AI';
2229 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
2230 + $api_key = $options['gemini_api_key'] ?? '';
2231 + $provider_name = 'Google Gemini';
2232 + } else {
2233 + $api_key = $options['api_key'] ?? '';
2234 + $provider_name = 'OpenAI';
2235 + }
2236 +
2237 + if (empty($api_key)) {
2238 + wp_send_json_error($provider_name . ' API key not configured');
2239 + exit;
2240 + }
2241 +
2242 + $source_url = get_permalink($post_id);
2243 + $vector_id = md5($source_url); // Vector ID for Pinecone
2244 +
2245 + // Check for existing content in ONLY the active storage method
2246 + $is_update = false;
2247 +
2248 + // Check if Pinecone is enabled
2249 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
2250 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
2251 +
2252 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
2253 + // ONLY check Pinecone if it's enabled
2254 + $pinecone_data = $this->mxchat_get_pinecone_processed_content($pinecone_options);
2255 + if (isset($pinecone_data[$post_id])) {
2256 + $is_update = true;
2257 + }
2258 + } else {
2259 + // ONLY check WordPress DB if Pinecone is not enabled
2260 + global $wpdb;
2261 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
2262 + $existing_record = $wpdb->get_row($wpdb->prepare(
2263 + "SELECT id FROM $table_name WHERE source_url = %s",
2264 + $source_url
2265 + ));
2266 +
2267 + if ($existing_record) {
2268 + $is_update = true;
2269 + }
2270 + }
2271 +
2272 + // Use the centralized utility function for storage
2273 + $result = MxChat_Utils::submit_content_to_db(
2274 + $content,
2275 + $source_url,
2276 + $api_key,
2277 + $vector_id
2278 + );
2279 +
2280 + if (is_wp_error($result)) {
2281 + wp_send_json_error('Storage failed: ' . $result->get_error_message());
2282 + exit;
2283 + }
2284 +
2285 + // Update caches if Pinecone is enabled
2286 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
2287 + // Update vector ID cache for improved fetching
2288 + $this->mxchat_update_pinecone_vector_cache($vector_id);
2289 +
2290 + // Update local processed content cache for immediate UI feedback
2291 + $pinecone_cache = get_option('mxchat_pinecone_processed_cache', array());
2292 + $pinecone_cache[$post_id] = array(
2293 + 'db_id' => $vector_id,
2294 + 'processed_date' => 'Just now',
2295 + 'url' => $source_url,
2296 + 'source' => 'pinecone',
2297 + 'timestamp' => current_time('timestamp')
2298 + );
2299 + update_option('mxchat_pinecone_processed_cache', $pinecone_cache);
2300 +
2301 + // Also update the general processed content cache
2302 + $processed_cache = get_option('mxchat_processed_content_cache', array());
2303 + $processed_cache[$post_id] = array(
2304 + 'db_id' => $vector_id,
2305 + 'timestamp' => current_time('timestamp'),
2306 + 'url' => $source_url,
2307 + 'source' => 'pinecone'
2308 + );
2309 + update_option('mxchat_processed_content_cache', $processed_cache);
2310 + }
2311 +
2312 + $operation_type = $is_update ? 'update' : 'new';
2313 +
2314 + // Count ACF fields for debugging
2315 + $acf_field_count = count($acf_fields);
2316 +
2317 + // Success response with minimal data
2318 + wp_send_json_success(array(
2319 + 'message' => $operation_type === 'update' ? 'Content updated successfully' : 'Content processed successfully',
2320 + 'post_id' => $post_id,
2321 + 'title' => $post->post_title,
2322 + 'operation_type' => $operation_type,
2323 + 'vector_id' => $vector_id,
2324 + 'cache_updated' => $use_pinecone,
2325 + 'acf_fields_found' => $acf_field_count,
2326 + 'content_preview' => substr($content, 0, 100) . '...'
2327 + ));
2328 + exit;
2329 +}
2330 +
2331 +
2332 +
2333 + /**
2334 + * Updates cache with new vector ID if absent
2335 + */
2336 + public function mxchat_update_pinecone_vector_cache($vector_id) {
2337 + $cached_ids = get_option('mxchat_pinecone_vector_ids_cache', array());
2338 + if (!in_array($vector_id, $cached_ids)) {
2339 + $cached_ids[] = $vector_id;
2340 + update_option('mxchat_pinecone_vector_ids_cache', $cached_ids);
2341 + }
2342 + }
2343 +public function mxchat_get_public_post_types() {
2344 + $post_types = get_post_types(array('public' => true), 'objects');
2345 + $post_type_options = array();
2346 +
2347 + foreach ($post_types as $post_type) {
2348 + $post_type_options[$post_type->name] = $post_type->label;
2349 + }
2350 +
2351 + return $post_type_options;
2352 +}
2353 +public function mxchat_get_pinecone_processed_content($pinecone_options) {
2354 + //error_log('=== DEBUG: Starting mxchat_get_pinecone_processed_content ===');
2355 +
2356 + // First check local cache for immediate updates
2357 + $cached_data = get_option('mxchat_pinecone_processed_cache', array());
2358 + //error_log('DEBUG: Found ' . count($cached_data) . ' items in local cache');
2359 +
2360 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2361 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
2362 +
2363 + //error_log('DEBUG: API key present: ' . (!empty($api_key) ? 'YES' : 'NO'));
2364 + //error_log('DEBUG: Host: ' . $host);
2365 +
2366 + if (empty($api_key) || empty($host)) {
2367 + //error_log('DEBUG: Missing API credentials, returning cached data only');
2368 + return $cached_data;
2369 + }
2370 +
2371 + $pinecone_data = array();
2372 +
2373 + try {
2374 + // Method 1: Try to get vectors using cached vector IDs first
2375 + $cached_vector_ids = get_option('mxchat_pinecone_vector_ids_cache', array());
2376 + //error_log('DEBUG: Found ' . count($cached_vector_ids) . ' cached vector IDs');
2377 +
2378 + if (!empty($cached_vector_ids)) {
2379 + //error_log('DEBUG: Trying to fetch by cached vector IDs...');
2380 + $pinecone_data = $this->mxchat_fetch_pinecone_vectors_by_ids($pinecone_options, $cached_vector_ids);
2381 + //error_log('DEBUG: Fetch by IDs returned ' . count($pinecone_data) . ' items');
2382 + }
2383 +
2384 + // Method 2: If no cached IDs or fetch failed, use scanning approach
2385 + if (empty($pinecone_data)) {
2386 + //error_log('DEBUG: Trying scanning approach...');
2387 + $pinecone_data = $this->mxchat_scan_pinecone_for_processed_content($pinecone_options);
2388 + //error_log('DEBUG: Scanning returned ' . count($pinecone_data) . ' items');
2389 + }
2390 +
2391 + // Method 3: Final fallback - try stats endpoint
2392 + if (empty($pinecone_data)) {
2393 + //error_log('DEBUG: Trying stats endpoint...');
2394 + $stats_url = "https://{$host}/describe_index_stats";
2395 +
2396 + $response = wp_remote_post($stats_url, array(
2397 + 'headers' => array(
2398 + 'Api-Key' => $api_key,
2399 + 'Content-Type' => 'application/json'
2400 + ),
2401 + 'body' => json_encode(array()),
2402 + 'timeout' => 30
2403 + ));
2404 +
2405 + if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
2406 + $body = wp_remote_retrieve_body($response);
2407 + $stats_data = json_decode($body, true);
2408 + //error_log('DEBUG: Pinecone stats: ' . print_r($stats_data, true));
2409 + } else {
2410 + if (is_wp_error($response)) {
2411 + //error_log('DEBUG: Stats endpoint error: ' . $response->get_error_message());
2412 + } else {
2413 + //error_log('DEBUG: Stats endpoint failed with code: ' . wp_remote_retrieve_response_code($response));
2414 + }
2415 + }
2416 + }
2417 +
2418 + } catch (Exception $e) {
2419 + //error_log('DEBUG: Exception in get_pinecone_processed_content: ' . $e->getMessage());
2420 + }
2421 +
2422 + // Merge cached data with Pinecone data
2423 + $merged_data = $pinecone_data;
2424 +
2425 + foreach ($cached_data as $post_id => $cache_item) {
2426 + $cache_timestamp = $cache_item['timestamp'] ?? 0;
2427 + $time_diff = current_time('timestamp') - $cache_timestamp;
2428 +
2429 + if ($time_diff < 300) { // 5 minutes = 300 seconds
2430 + $merged_data[$post_id] = $cache_item;
2431 + } else {
2432 + if (!isset($merged_data[$post_id])) {
2433 + $merged_data[$post_id] = $cache_item;
2434 + }
2435 + }
2436 + }
2437 +
2438 + //error_log('DEBUG: Final merged data count: ' . count($merged_data));
2439 + //error_log('=== DEBUG: End mxchat_get_pinecone_processed_content ===');
2440 +
2441 + return $merged_data;
2442 +}
2443 +
2444 +public function mxchat_fetch_pinecone_vectors_by_ids($pinecone_options, $vector_ids) {
2445 + //error_log('=== DEBUG: Starting mxchat_fetch_pinecone_vectors_by_ids ===');
2446 +
2447 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2448 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
2449 +
2450 + if (empty($api_key) || empty($host) || empty($vector_ids)) {
2451 + //error_log('DEBUG: Missing parameters for fetch by IDs');
2452 + return array();
2453 + }
2454 +
2455 + try {
2456 + $fetch_url = "https://{$host}/vectors/fetch";
2457 + //error_log('DEBUG: Fetch URL: ' . $fetch_url);
2458 + //error_log('DEBUG: Fetching ' . count($vector_ids) . ' vector IDs');
2459 +
2460 + // Pinecone fetch API allows fetching specific vectors by ID
2461 + $fetch_data = array(
2462 + 'ids' => array_values($vector_ids)
2463 + );
2464 +
2465 + $response = wp_remote_post($fetch_url, array(
2466 + 'headers' => array(
2467 + 'Api-Key' => $api_key,
2468 + 'Content-Type' => 'application/json'
2469 + ),
2470 + 'body' => json_encode($fetch_data),
2471 + 'timeout' => 30
2472 + ));
2473 +
2474 + if (is_wp_error($response)) {
2475 + //error_log('DEBUG: Fetch by IDs WP error: ' . $response->get_error_message());
2476 + return array();
2477 + }
2478 +
2479 + $response_code = wp_remote_retrieve_response_code($response);
2480 + //error_log('DEBUG: Fetch response code: ' . $response_code);
2481 +
2482 + if ($response_code !== 200) {
2483 + $error_body = wp_remote_retrieve_body($response);
2484 + //error_log('DEBUG: Fetch failed with body: ' . $error_body);
2485 + return array();
2486 + }
2487 +
2488 + $body = wp_remote_retrieve_body($response);
2489 + $data = json_decode($body, true);
2490 +
2491 + //error_log('DEBUG: Fetch response structure: ' . print_r(array_keys($data), true));
2492 +
2493 + if (!isset($data['vectors'])) {
2494 + //error_log('DEBUG: No vectors key in response');
2495 + return array();
2496 + }
2497 +
2498 + $processed_data = array();
2499 +
2500 + foreach ($data['vectors'] as $vector_id => $vector_data) {
2501 + $metadata = $vector_data['metadata'] ?? array();
2502 + $source_url = $metadata['source_url'] ?? '';
2503 +
2504 + if (!empty($source_url)) {
2505 + $post_id = url_to_postid($source_url);
2506 + if ($post_id) {
2507 + $created_at = $metadata['created_at'] ?? '';
2508 + $processed_date = 'Recently';
2509 +
2510 + if (!empty($created_at)) {
2511 + $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
2512 + if ($timestamp) {
2513 + $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
2514 + }
2515 + }
2516 +
2517 + $processed_data[$post_id] = array(
2518 + 'db_id' => $vector_id,
2519 + 'processed_date' => $processed_date,
2520 + 'url' => $source_url,
2521 + 'source' => 'pinecone',
2522 + 'timestamp' => $timestamp ?? current_time('timestamp')
2523 + );
2524 + }
2525 + }
2526 + }
2527 +
2528 + //error_log('DEBUG: Processed ' . count($processed_data) . ' vectors from fetch');
2529 + return $processed_data;
2530 +
2531 + } catch (Exception $e) {
2532 + //error_log('DEBUG: Exception in fetch_pinecone_vectors_by_ids: ' . $e->getMessage());
2533 + return array();
2534 + }
2535 +}
2536 +
2537 +public function mxchat_scan_pinecone_for_processed_content($pinecone_options) {
2538 + //error_log('=== DEBUG: Starting mxchat_scan_pinecone_for_processed_content ===');
2539 +
2540 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
2541 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
2542 +
2543 + if (empty($api_key) || empty($host)) {
2544 + //error_log('DEBUG: Missing API credentials for scanning');
2545 + return array();
2546 + }
2547 +
2548 + try {
2549 + // Use multiple random vectors to get better coverage
2550 + $all_matches = array();
2551 + $seen_ids = array();
2552 +
2553 + // Try 3 different random vectors to get better coverage
2554 + for ($i = 0; $i < 3; $i++) {
2555 + //error_log('DEBUG: Scanning attempt ' . ($i + 1) . '/3');
2556 +
2557 + $query_url = "https://{$host}/query";
2558 +
2559 + // Generate a random unit vector instead of zeros
2560 + $random_vector = array();
2561 + for ($j = 0; $j < 1536; $j++) {
2562 + $random_vector[] = (rand(-1000, 1000) / 1000.0);
2563 + }
2564 +
2565 + // Normalize the vector to unit length
2566 + $magnitude = sqrt(array_sum(array_map(function($x) { return $x * $x; }, $random_vector)));
2567 + if ($magnitude > 0) {
2568 + $random_vector = array_map(function($x) use ($magnitude) { return $x / $magnitude; }, $random_vector);
2569 + }
2570 +
2571 + $query_data = array(
2572 + 'includeMetadata' => true,
2573 + 'includeValues' => false,
2574 + 'topK' => 10000,
2575 + 'vector' => $random_vector
2576 + );
2577 +
2578 + $response = wp_remote_post($query_url, array(
2579 + 'headers' => array(
2580 + 'Api-Key' => $api_key,
2581 + 'Content-Type' => 'application/json'
2582 + ),
2583 + 'body' => json_encode($query_data),
2584 + 'timeout' => 30
2585 + ));
2586 +
2587 + if (is_wp_error($response)) {
2588 + //error_log('DEBUG: Query attempt ' . ($i + 1) . ' WP error: ' . $response->get_error_message());
2589 + continue;
2590 + }
2591 +
2592 + $response_code = wp_remote_retrieve_response_code($response);
2593 + //error_log('DEBUG: Query attempt ' . ($i + 1) . ' response code: ' . $response_code);
2594 +
2595 + if ($response_code !== 200) {
2596 + $error_body = wp_remote_retrieve_body($response);
2597 + //error_log('DEBUG: Query attempt ' . ($i + 1) . ' failed with body: ' . substr($error_body, 0, 500));
2598 + continue;
2599 + }
2600 +
2601 + $body = wp_remote_retrieve_body($response);
2602 + $data = json_decode($body, true);
2603 +
2604 + if (isset($data['matches'])) {
2605 + //error_log('DEBUG: Query attempt ' . ($i + 1) . ' returned ' . count($data['matches']) . ' matches');
2606 + foreach ($data['matches'] as $match) {
2607 + $match_id = $match['id'] ?? '';
2608 + if (!empty($match_id) && !isset($seen_ids[$match_id])) {
2609 + $all_matches[] = $match;
2610 + $seen_ids[$match_id] = true;
2611 + }
2612 + }
2613 + } else {
2614 + //error_log('DEBUG: Query attempt ' . ($i + 1) . ' - no matches key in response');
2615 + }
2616 + }
2617 +
2618 + //error_log('DEBUG: Total unique matches found: ' . count($all_matches));
2619 +
2620 + // Convert matches to processed data format
2621 + $processed_data = array();
2622 + $vector_ids_for_cache = array();
2623 +
2624 + foreach ($all_matches as $match) {
2625 + $metadata = $match['metadata'] ?? array();
2626 + $source_url = $metadata['source_url'] ?? '';
2627 + $match_id = $match['id'] ?? '';
2628 +
2629 + if (!empty($source_url) && !empty($match_id)) {
2630 + $post_id = url_to_postid($source_url);
2631 + if ($post_id) {
2632 + $created_at = $metadata['created_at'] ?? '';
2633 + $processed_date = 'Recently';
2634 +
2635 + if (!empty($created_at)) {
2636 + $timestamp = is_numeric($created_at) ? $created_at : strtotime($created_at);
2637 + if ($timestamp) {
2638 + $processed_date = human_time_diff($timestamp, current_time('timestamp')) . ' ago';
2639 + }
2640 + }
2641 +
2642 + $processed_data[$post_id] = array(
2643 + 'db_id' => $match_id,
2644 + 'processed_date' => $processed_date,
2645 + 'url' => $source_url,
2646 + 'source' => 'pinecone',
2647 + 'timestamp' => $timestamp ?? current_time('timestamp')
2648 + );
2649 +
2650 + $vector_ids_for_cache[] = $match_id;
2651 + }
2652 + }
2653 + }
2654 +
2655 + // Update the vector IDs cache for future use
2656 + if (!empty($vector_ids_for_cache)) {
2657 + update_option('mxchat_pinecone_vector_ids_cache', $vector_ids_for_cache);
2658 + //error_log('DEBUG: Updated vector IDs cache with ' . count($vector_ids_for_cache) . ' IDs');
2659 + }
2660 +
2661 + //error_log('DEBUG: Returning ' . count($processed_data) . ' processed items from scanning');
2662 + return $processed_data;
2663 +
2664 + } catch (Exception $e) {
2665 + //error_log('DEBUG: Exception in scan_pinecone_for_processed_content: ' . $e->getMessage());
2666 + return array();
2667 + }
2668 +}
2669 +
2670 + /**
2671 + * Generates embeddings from input text for MXChat
2672 + */
2673 + private function mxchat_generate_embedding($text) {
2674 + // Enable detailed logging for debugging
2675 + //error_log('[MXCHAT-EMBED] Starting embedding generation. Text length: ' . strlen($text) . ' bytes');
2676 + //error_log('[MXCHAT-EMBED] Text preview: ' . substr($text, 0, 100) . '...');
2677 +
2678 + $options = get_option('mxchat_options');
2679 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
2680 + //error_log('[MXCHAT-EMBED] Selected embedding model: ' . $selected_model);
2681 +
2682 + // Determine provider and endpoint
2683 + if (strpos($selected_model, 'voyage') === 0) {
2684 + $api_key = $options['voyage_api_key'] ?? '';
2685 + $endpoint = 'https://api.voyageai.com/v1/embeddings';
2686 + $provider_name = 'Voyage AI';
2687 + //error_log('[MXCHAT-EMBED] Using Voyage AI API');
2688 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
2689 + $api_key = $options['gemini_api_key'] ?? '';
2690 + $endpoint = 'https://generativelanguage.googleapis.com/v1beta/models/' . $selected_model . ':embedContent';
2691 + $provider_name = 'Google Gemini';
2692 + //error_log('[MXCHAT-EMBED] Using Google Gemini API');
2693 + } else {
2694 + $api_key = $options['api_key'] ?? '';
2695 + $endpoint = 'https://api.openai.com/v1/embeddings';
2696 + $provider_name = 'OpenAI';
2697 + //error_log('[MXCHAT-EMBED] Using OpenAI API');
2698 + }
2699 +
2700 + //error_log('[MXCHAT-EMBED] Using endpoint: ' . $endpoint);
2701 +
2702 + if (empty($api_key)) {
2703 + $error_message = sprintf('Missing %s API key. Please configure your API key in the MxChat settings.', $provider_name);
2704 + //error_log('[MXCHAT-EMBED] Error: ' . $error_message);
2705 + return $error_message;
2706 + }
2707 +
2708 + // Check if text is too long (for OpenAI, roughly estimate tokens as words/0.75)
2709 + $estimated_tokens = ceil(str_word_count($text) / 0.75);
2710 + //error_log('[MXCHAT-EMBED] Estimated token count: ~' . $estimated_tokens);
2711 +
2712 + if ($estimated_tokens > 8000 && strpos($selected_model, 'voyage') === false && strpos($selected_model, 'gemini-embedding') === false) {
2713 + //error_log('[MXCHAT-EMBED] Warning: Text may exceed OpenAI token limits (8K for most models)');
2714 + // Consider truncating text here
2715 + }
2716 +
2717 + // Prepare request body based on provider
2718 + if (strpos($selected_model, 'gemini-embedding') === 0) {
2719 + // Gemini API format
2720 + $request_body = array(
2721 + 'model' => 'models/' . $selected_model,
2722 + 'content' => array(
2723 + 'parts' => array(
2724 + array('text' => $text)
2725 + )
2726 + )
2727 + );
2728 +
2729 + // Set output dimensionality to 1536 for consistency with other models
2730 + $request_body['outputDimensionality'] = 1536;
2731 + } else {
2732 + // OpenAI/Voyage API format
2733 + $request_body = array(
2734 + 'model' => $selected_model,
2735 + 'input' => $text
2736 + );
2737 +
2738 + // Add output_dimension for voyage-3-large model
2739 + if ($selected_model === 'voyage-3-large') {
2740 + $request_body['output_dimension'] = 2048;
2741 + }
2742 + }
2743 +
2744 + //error_log('[MXCHAT-EMBED] Request prepared with model: ' . $selected_model);
2745 +
2746 + // Prepare headers based on provider
2747 + if (strpos($selected_model, 'gemini-embedding') === 0) {
2748 + // Gemini uses API key as query parameter
2749 + $endpoint .= '?key=' . $api_key;
2750 + $headers = array(
2751 + 'Content-Type' => 'application/json'
2752 + );
2753 + } else {
2754 + // OpenAI/Voyage use Bearer token
2755 + $headers = array(
2756 + 'Authorization' => 'Bearer ' . $api_key,
2757 + 'Content-Type' => 'application/json'
2758 + );
2759 + }
2760 +
2761 + // Make API request
2762 + //error_log('[MXCHAT-EMBED] Sending API request to: ' . $endpoint);
2763 + $response = wp_remote_post($endpoint, array(
2764 + 'body' => wp_json_encode($request_body),
2765 + 'headers' => $headers,
2766 + 'timeout' => 60 // Increased timeout for large inputs
2767 + ));
2768 +
2769 + // Handle wp_remote_post errors
2770 + if (is_wp_error($response)) {
2771 + $error_message = $response->get_error_message();
2772 + //error_log('[MXCHAT-EMBED] WP Remote Post Error: ' . $error_message);
2773 + return 'Connection error: ' . $error_message;
2774 + }
2775 +
2776 + // Get and check HTTP response code
2777 + $http_code = wp_remote_retrieve_response_code($response);
2778 + //error_log('[MXCHAT-EMBED] API Response Code: ' . $http_code);
2779 +
2780 + if ($http_code !== 200) {
2781 + $error_body = wp_remote_retrieve_body($response);
2782 + //error_log('[MXCHAT-EMBED] API Error Response Body: ' . $error_body);
2783 +
2784 + // Try to parse error for more details
2785 + $error_json = json_decode($error_body, true);
2786 + if (json_last_error() === JSON_ERROR_NONE && isset($error_json['error'])) {
2787 + $error_type = $error_json['error']['type'] ?? 'unknown';
2788 + $error_message = $error_json['error']['message'] ?? 'No message';
2789 + //error_log('[MXCHAT-EMBED] API Error Type: ' . $error_type);
2790 + //error_log('[MXCHAT-EMBED] API Error Message: ' . $error_message);
2791 +
2792 + // Customize error message for common API errors
2793 + if ($error_type === 'invalid_request_error' && strpos($error_message, 'API key') !== false) {
2794 + $error_message = sprintf('Invalid %s API key. Please check your API key in the MxChat settings.', $provider_name);
2795 + } elseif ($error_type === 'authentication_error') {
2796 + $error_message = sprintf('%s authentication failed. Please verify your API key in the MxChat settings.', $provider_name);
2797 + }
2798 +
2799 + //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
2800 + return $error_message;
2801 + }
2802 +
2803 + $error_message = sprintf("API Error (HTTP %d): Unable to generate embedding", $http_code);
2804 + //error_log('[MXCHAT-EMBED] Returning error: ' . $error_message);
2805 + return $error_message;
2806 + }
2807 +
2808 + // Parse response body
2809 + $response_body = wp_remote_retrieve_body($response);
2810 + //error_log('[MXCHAT-EMBED] Received response length: ' . strlen($response_body) . ' bytes');
2811 +
2812 + $response_data = json_decode($response_body, true);
2813 +
2814 + if (json_last_error() !== JSON_ERROR_NONE) {
2815 + $error = json_last_error_msg();
2816 + //error_log('[MXCHAT-EMBED] JSON Parse Error: ' . $error);
2817 + //error_log('[MXCHAT-EMBED] Response preview: ' . substr($response_body, 0, 200));
2818 + return "Failed to parse API response: $error";
2819 + }
2820 +
2821 + // Handle different response formats based on provider
2822 + if (strpos($selected_model, 'gemini-embedding') === 0) {
2823 + // Gemini API response format
2824 + if (isset($response_data['embedding']['values'])) {
2825 + $embedding_dimensions = count($response_data['embedding']['values']);
2826 + //error_log('[MXCHAT-EMBED] Successfully extracted Gemini embedding with ' . $embedding_dimensions . ' dimensions');
2827 +
2828 + // Check if embedding dimensions are as expected (should be 1536)
2829 + if ($embedding_dimensions !== 1536) {
2830 + //error_log('[MXCHAT-EMBED] Warning: Unexpected Gemini embedding dimensions: ' . $embedding_dimensions);
2831 + }
2832 +
2833 + return $response_data['embedding']['values'];
2834 + } else {
2835 + //error_log('[MXCHAT-EMBED] Error: No embedding found in Gemini response');
2836 + //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
2837 +
2838 + if (isset($response_data['error'])) {
2839 + $error_message = "Gemini API Error in response: " . wp_json_encode($response_data['error']);
2840 + //error_log('[MXCHAT-EMBED] ' . $error_message);
2841 + return $error_message;
2842 + }
2843 +
2844 + $error_message = "Invalid Gemini API response format: No embedding found";
2845 + //error_log('[MXCHAT-EMBED] ' . $error_message);
2846 + return $error_message;
2847 + }
2848 + } else {
2849 + // OpenAI/Voyage API response format
2850 + if (isset($response_data['data'][0]['embedding'])) {
2851 + $embedding_dimensions = count($response_data['data'][0]['embedding']);
2852 + //error_log('[MXCHAT-EMBED] Successfully extracted embedding with ' . $embedding_dimensions . ' dimensions');
2853 +
2854 + // Check if embedding dimensions are as expected
2855 + if (($selected_model === 'text-embedding-ada-002' && $embedding_dimensions !== 1536) ||
2856 + ($selected_model === 'voyage-3-large' && $embedding_dimensions !== 2048)) {
2857 + //error_log('[MXCHAT-EMBED] Warning: Unexpected embedding dimensions');
2858 + }
2859 +
2860 + return $response_data['data'][0]['embedding'];
2861 + } else {
2862 + //error_log('[MXCHAT-EMBED] Error: No embedding found in response');
2863 + //error_log('[MXCHAT-EMBED] Response structure: ' . wp_json_encode(array_keys($response_data)));
2864 +
2865 + if (isset($response_data['error'])) {
2866 + $error_message = "API Error in response: " . wp_json_encode($response_data['error']);
2867 + //error_log('[MXCHAT-EMBED] ' . $error_message);
2868 + return $error_message;
2869 + }
2870 +
2871 + $error_message = "Invalid API response format: No embedding found";
2872 + //error_log('[MXCHAT-EMBED] ' . $error_message);
2873 + return $error_message;
2874 + }
2875 + }
2876 + }
2877 +public function mxchat_ajax_dismiss_completed_status() {
2878 + try {
2879 + // Verify the request
2880 + check_ajax_referer('mxchat_status_nonce', 'nonce');
2881 +
2882 + if (!current_user_can('manage_options')) {
2883 + wp_send_json_error('Unauthorized access');
2884 + exit;
2885 + }
2886 +
2887 + $card_type = isset($_POST['card_type']) ? sanitize_text_field($_POST['card_type']) : '';
2888 +
2889 + if ($card_type === 'pdf') {
2890 + // Clear PDF status
2891 + $pdf_url = get_transient('mxchat_last_pdf_url');
2892 + if ($pdf_url) {
2893 + delete_transient('mxchat_pdf_status_' . md5($pdf_url));
2894 + delete_transient('mxchat_last_pdf_url');
2895 + }
2896 + } elseif ($card_type === 'sitemap') {
2897 + // Clear sitemap status
2898 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
2899 + if ($sitemap_url) {
2900 + delete_transient('mxchat_sitemap_status_' . md5($sitemap_url));
2901 + delete_transient('mxchat_last_sitemap_url');
2902 + }
2903 + }
2904 +
2905 + wp_send_json_success(array('message' => 'Status dismissed successfully'));
2906 +
2907 + } catch (Exception $e) {
2908 + wp_send_json_error(array('message' => 'Error dismissing status: ' . $e->getMessage()));
2909 + }
2910 +}
2911 +
2912 +/**
2913 + * Render completed status cards on page load
2914 + * This ensures completed processing status persists through page refreshes
2915 + */
2916 +public function mxchat_render_completed_status_cards() {
2917 + $output = '';
2918 +
2919 + // Check for completed PDF status
2920 + $pdf_url = get_transient('mxchat_last_pdf_url');
2921 + if ($pdf_url) {
2922 + $pdf_status = $this->mxchat_get_pdf_processing_status($pdf_url);
2923 + if ($pdf_status && ($pdf_status['status'] === 'complete' || $pdf_status['status'] === 'error')) {
2924 + $output .= $this->mxchat_render_pdf_status_card($pdf_status, $pdf_url);
2925 + }
2926 + }
2927 +
2928 + // Check for completed sitemap status
2929 + $sitemap_url = get_transient('mxchat_last_sitemap_url');
2930 + if ($sitemap_url) {
2931 + $sitemap_status = $this->mxchat_get_sitemap_processing_status($sitemap_url);
2932 + if ($sitemap_status && ($sitemap_status['status'] === 'complete' || $sitemap_status['status'] === 'error')) {
2933 + $output .= $this->mxchat_render_sitemap_status_card($sitemap_status, $sitemap_url);
2934 + }
2935 + }
2936 +
2937 + return $output;
2938 +}
2939 +
2940 +/**
2941 + * Render PDF status card HTML
2942 + */
2943 +private function mxchat_render_pdf_status_card($status, $pdf_url) {
2944 + $html = '<div class="mxchat-status-card" data-card-type="pdf">';
2945 + $html .= '<div class="mxchat-status-header">';
2946 + $html .= '<h4>' . esc_html__('PDF Processing Status', 'mxchat') . '</h4>';
2947 +
2948 + // Add dismiss button for completed status
2949 + if ($status['status'] === 'complete' || $status['status'] === 'error') {
2950 + $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
2951 + }
2952 +
2953 + // Process Batch button for processing status
2954 + if ($status['status'] === 'processing') {
2955 + $html .= '<button type="button" class="mxchat-manual-batch-btn"
2956 + data-process-type="pdf"
2957 + data-url="' . esc_attr($pdf_url) . '">
2958 + ' . esc_html__('Process Batch', 'mxchat') . '</button>';
2959 + }
2960 +
2961 + // Add status badges
2962 + if ($status['status'] === 'error') {
2963 + $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
2964 + } elseif ($status['status'] === 'complete') {
2965 + if ($status['failed_pages'] > 0) {
2966 + $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
2967 + sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_pages']) . '</span>';
2968 + } else {
2969 + $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
2970 + }
2971 + }
2972 +
2973 + $html .= '</div>'; // End header
2974 +
2975 + // Progress bar
2976 + $html .= '<div class="mxchat-progress-bar">';
2977 + $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
2978 + $html .= '</div>';
2979 +
2980 + // Status details
2981 + $html .= '<div class="mxchat-status-details">';
2982 + $html .= '<p>' . sprintf(
2983 + esc_html__('Progress: %d of %d pages (%d%%)', 'mxchat'),
2984 + $status['processed_pages'],
2985 + $status['total_pages'],
2986 + $status['percentage']
2987 + ) . '</p>';
2988 +
2989 + // Show failed pages count if any
2990 + if ($status['failed_pages'] > 0) {
2991 + $html .= '<p><strong>' . esc_html__('Failed pages:', 'mxchat') . '</strong> ' . esc_html($status['failed_pages']) . '</p>';
2992 + }
2993 +
2994 + $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
2995 + $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
2996 +
2997 + // Add completion summary if available AND it's an array
2998 + if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
2999 + $summary = $status['completion_summary'];
3000 + $html .= '<div class="mxchat-completion-summary">';
3001 + $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
3002 + $html .= '<p><strong>' . esc_html__('Total Pages:', 'mxchat') . '</strong> ' . esc_html($summary['total_pages']) . '</p>';
3003 + $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_pages']) . '</p>';
3004 + $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_pages']) . '</p>';
3005 + $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
3006 + $html .= '</div>';
3007 + }
3008 +
3009 + // Add failed pages list if any AND it's an array
3010 + if (isset($status['failed_pages_list']) && is_array($status['failed_pages_list']) && !empty($status['failed_pages_list'])) {
3011 + $html .= $this->mxchat_render_failed_pages_list($status['failed_pages_list']);
3012 + }
3013 +
3014 + // Add error message if any
3015 + if (isset($status['error']) && !empty($status['error'])) {
3016 + $html .= '<div class="mxchat-error-notice">';
3017 + $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
3018 + $html .= '</div>';
3019 + }
3020 +
3021 + $html .= '</div>'; // End details
3022 + $html .= '</div>'; // End card
3023 +
3024 + return $html;
3025 +}
3026 +/**
3027 + * Render sitemap status card HTML
3028 + */
3029 +private function mxchat_render_sitemap_status_card($status, $sitemap_url) {
3030 + $html = '<div class="mxchat-status-card" data-card-type="sitemap">';
3031 + $html .= '<div class="mxchat-status-header">';
3032 + $html .= '<h4>' . esc_html__('Sitemap Processing Status', 'mxchat') . '</h4>';
3033 +
3034 + // Add dismiss button for completed status
3035 + if ($status['status'] === 'complete' || $status['status'] === 'error') {
3036 + $html .= '<button type="button" class="mxchat-dismiss-button">' . esc_html__('Dismiss', 'mxchat') . '</button>';
3037 + }
3038 +
3039 + // Process Batch button for processing status
3040 + if ($status['status'] === 'processing') {
3041 + $html .= '<button type="button" class="mxchat-manual-batch-btn"
3042 + data-process-type="sitemap"
3043 + data-url="' . esc_attr($sitemap_url) . '">
3044 + ' . esc_html__('Process Batch', 'mxchat') . '</button>';
3045 + }
3046 +
3047 + // Add status badges
3048 + if ($status['status'] === 'error') {
3049 + $html .= '<span class="mxchat-status-badge mxchat-status-failed">' . esc_html__('Error', 'mxchat') . '</span>';
3050 + } elseif ($status['status'] === 'complete') {
3051 + if ($status['failed_urls'] > 0) {
3052 + $html .= '<span class="mxchat-status-badge mxchat-status-warning">' .
3053 + sprintf(esc_html__('Completed with %d failures', 'mxchat'), $status['failed_urls']) . '</span>';
3054 + } else {
3055 + $html .= '<span class="mxchat-status-badge mxchat-status-success">' . esc_html__('Complete', 'mxchat') . '</span>';
3056 + }
3057 + }
3058 +
3059 + $html .= '</div>'; // End header
3060 +
3061 + // Progress bar
3062 + $html .= '<div class="mxchat-progress-bar">';
3063 + $html .= '<div class="mxchat-progress-fill" style="width: ' . esc_attr($status['percentage']) . '%"></div>';
3064 + $html .= '</div>';
3065 +
3066 + // Status details
3067 + $html .= '<div class="mxchat-status-details">';
3068 + $html .= '<p>' . sprintf(
3069 + esc_html__('Progress: %d of %d URLs (%d%%)', 'mxchat'),
3070 + $status['processed_urls'],
3071 + $status['total_urls'],
3072 + $status['percentage']
3073 + ) . '</p>';
3074 +
3075 + // Show failed URLs count if any
3076 + if ($status['failed_urls'] > 0) {
3077 + $html .= '<p><strong>' . esc_html__('Failed URLs:', 'mxchat') . '</strong> ' . esc_html($status['failed_urls']) . '</p>';
3078 + }
3079 +
3080 + $html .= '<p><strong>' . esc_html__('Status:', 'mxchat') . '</strong> ' . esc_html(ucfirst($status['status'])) . '</p>';
3081 + $html .= '<p><strong>' . esc_html__('Last update:', 'mxchat') . '</strong> ' . esc_html($status['last_update']) . '</p>';
3082 +
3083 + // Add completion summary if available AND it's an array
3084 + if (isset($status['completion_summary']) && is_array($status['completion_summary']) && !empty($status['completion_summary'])) {
3085 + $summary = $status['completion_summary'];
3086 + $html .= '<div class="mxchat-completion-summary">';
3087 + $html .= '<h5>' . esc_html__('Processing Summary', 'mxchat') . '</h5>';
3088 + $html .= '<p><strong>' . esc_html__('Total URLs:', 'mxchat') . '</strong> ' . esc_html($summary['total_urls']) . '</p>';
3089 + $html .= '<p><strong>' . esc_html__('Successful:', 'mxchat') . '</strong> ' . esc_html($summary['successful_urls']) . '</p>';
3090 + $html .= '<p><strong>' . esc_html__('Failed:', 'mxchat') . '</strong> ' . esc_html($summary['failed_urls']) . '</p>';
3091 + $html .= '<p><strong>' . esc_html__('Completed:', 'mxchat') . '</strong> ' . esc_html($summary['completion_time']) . '</p>';
3092 + $html .= '</div>';
3093 + }
3094 +
3095 + // Add error messages if any (but not the failed URLs list)
3096 + if (!empty($status['error']) || !empty($status['last_error'])) {
3097 + $html .= '<div class="mxchat-error-notice">';
3098 +
3099 + if (!empty($status['error'])) {
3100 + $html .= '<p class="error">' . esc_html($status['error']) . '</p>';
3101 + }
3102 +
3103 + if (!empty($status['last_error'])) {
3104 + $html .= '<p class="last-error">' . esc_html__('Last error:', 'mxchat') . ' ' . esc_html($status['last_error']) . '</p>';
3105 + }
3106 +
3107 + $html .= '</div>';
3108 + }
3109 +
3110 + $html .= '</div>'; // End details
3111 + $html .= '</div>'; // End card
3112 +
3113 + return $html;
3114 +}
3115 +
3116 +
3117 +/**
3118 + * Render failed pages list
3119 + */
3120 +private function mxchat_render_failed_pages_list($failed_pages_list) {
3121 + // Validate that $failed_pages_list is an array and not empty
3122 + if (!is_array($failed_pages_list) || empty($failed_pages_list)) {
3123 + return '';
3124 + }
3125 +
3126 + $html = '<div class="mxchat-error-notice">';
3127 + $html .= '<div class="mxchat-failed-pages-container">';
3128 + $html .= '<h5>' . sprintf(esc_html__('Failed Pages (%d)', 'mxchat'), count($failed_pages_list)) . '</h5>';
3129 + $html .= '<details>';
3130 + $html .= '<summary>' . esc_html__('Show Failed Pages', 'mxchat') . '</summary>';
3131 + $html .= '<div class="mxchat-failed-pages-list">';
3132 +
3133 + // Create table for failed pages
3134 + $html .= '<table class="widefat striped">';
3135 + $html .= '<thead><tr>';
3136 + $html .= '<th>' . esc_html__('Page', 'mxchat') . '</th>';
3137 + $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
3138 + $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
3139 + $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
3140 + $html .= '</tr></thead><tbody>';
3141 +
3142 + // Sort failed pages by most recent
3143 + $sorted_failed_pages = $failed_pages_list;
3144 + usort($sorted_failed_pages, function($a, $b) {
3145 + return ($b['time'] ?? 0) - ($a['time'] ?? 0);
3146 + });
3147 +
3148 + foreach ($sorted_failed_pages as $item) {
3149 + // Ensure $item is an array before accessing its elements
3150 + if (!is_array($item)) {
3151 + continue;
3152 + }
3153 +
3154 + $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
3155 + $html .= '<tr>';
3156 + $html .= '<td>' . esc_html__('Page', 'mxchat') . ' ' . esc_html($item['page'] ?? 'Unknown') . '</td>';
3157 + $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
3158 + $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
3159 + $html .= '<td>' . esc_html($time_ago) . '</td>';
3160 + $html .= '</tr>';
3161 + }
3162 +
3163 + $html .= '</tbody></table>';
3164 + $html .= '</div></details></div></div>';
3165 +
3166 + return $html;
3167 +}
3168 +
3169 +/**
3170 + * Render failed URLs list
3171 + */
3172 +private function mxchat_render_failed_urls_list($failed_urls_list) {
3173 + // Validate that $failed_urls_list is an array and not empty
3174 + if (!is_array($failed_urls_list) || empty($failed_urls_list)) {
3175 + return '';
3176 + }
3177 +
3178 + $html = '<div class="mxchat-failed-urls-container">';
3179 + $html .= '<h5>' . sprintf(esc_html__('Failed URLs (%d)', 'mxchat'), count($failed_urls_list)) . '</h5>';
3180 + $html .= '<details>';
3181 + $html .= '<summary>' . esc_html__('Show Failed URLs', 'mxchat') . '</summary>';
3182 + $html .= '<div class="mxchat-failed-urls-list">';
3183 +
3184 + // Create table for failed URLs
3185 + $html .= '<table class="widefat striped">';
3186 + $html .= '<thead><tr>';
3187 + $html .= '<th>' . esc_html__('URL', 'mxchat') . '</th>';
3188 + $html .= '<th>' . esc_html__('Error', 'mxchat') . '</th>';
3189 + $html .= '<th>' . esc_html__('Retries', 'mxchat') . '</th>';
3190 + $html .= '<th>' . esc_html__('Time', 'mxchat') . '</th>';
3191 + $html .= '</tr></thead><tbody>';
3192 +
3193 + // Sort failed URLs by most recent
3194 + $sorted_failed_urls = $failed_urls_list;
3195 + usort($sorted_failed_urls, function($a, $b) {
3196 + return ($b['time'] ?? 0) - ($a['time'] ?? 0);
3197 + });
3198 +
3199 + // Show up to 50 failed URLs
3200 + $display_urls = array_slice($sorted_failed_urls, 0, 50);
3201 +
3202 + foreach ($display_urls as $item) {
3203 + // Ensure $item is an array before accessing its elements
3204 + if (!is_array($item)) {
3205 + continue;
3206 + }
3207 +
3208 + $url = $item['url'] ?? '';
3209 + $time_ago = isset($item['time']) ? human_time_diff($item['time'], current_time('timestamp')) . ' ' . esc_html__('ago', 'mxchat') : 'Unknown';
3210 +
3211 + // Truncate URL for display
3212 + $display_url = strlen($url) > 50 ? substr($url, 0, 47) . '...' : $url;
3213 +
3214 + $html .= '<tr>';
3215 + $html .= '<td style="word-break: break-all;">';
3216 + if (!empty($url)) {
3217 + $html .= '<a href="' . esc_url($url) . '" target="_blank" rel="noopener noreferrer">' . esc_html($display_url) . '</a>';
3218 + } else {
3219 + $html .= esc_html__('Unknown URL', 'mxchat');
3220 + }
3221 + $html .= '</td>';
3222 + $html .= '<td style="word-break: break-word;">' . esc_html($item['error'] ?? 'Unknown error') . '</td>';
3223 + $html .= '<td>' . esc_html($item['retries'] ?? 'N/A') . '</td>';
3224 + $html .= '<td>' . esc_html($time_ago) . '</td>';
3225 + $html .= '</tr>';
3226 + }
3227 +
3228 + $html .= '</tbody></table>';
3229 +
3230 + if (count($failed_urls_list) > 50) {
3231 + $html .= '<div class="mxchat-failed-urls-more">+ ' .
3232 + (count($failed_urls_list) - 50) .
3233 + ' ' . esc_html__('more failed URLs not shown', 'mxchat') . '</div>';
3234 + }
3235 +
3236 + $html .= '</div></details></div>';
3237 +
3238 + return $html;
3239 +}
3240 +
3241 +/**
3242 + * Get all ACF fields for a specific post
3243 + */
3244 +public function mxchat_get_acf_fields_for_post($post_id) {
3245 + if (!function_exists('get_fields')) {
3246 + return array();
3247 + }
3248 +
3249 + $fields = get_fields($post_id);
3250 + if (!$fields || !is_array($fields)) {
3251 + return array();
3252 + }
3253 +
3254 + return $fields;
3255 +}
3256 +
3257 +/**
3258 + * Format ACF field values for content extraction
3259 + */
3260 +public function mxchat_format_acf_field_value($value, $field_name = '', $post_id = 0) {
3261 + if (empty($value)) {
3262 + return '';
3263 + }
3264 +
3265 + // Handle WP_Post objects first (THIS IS THE KEY FIX)
3266 + if ($value instanceof WP_Post) {
3267 + return $value->post_title ?: '';
3268 + }
3269 +
3270 + // Handle other WP objects
3271 + if (is_object($value)) {
3272 + if (isset($value->post_title)) {
3273 + return $value->post_title;
3274 + } elseif (isset($value->display_name)) {
3275 + return $value->display_name;
3276 + } elseif (isset($value->name)) {
3277 + return $value->name;
3278 + } elseif (method_exists($value, '__toString')) {
3279 + try {
3280 + return (string) $value;
3281 + } catch (Exception $e) {
3282 + return '';
3283 + }
3284 + }
3285 + // For any other objects, return empty string
3286 + return '';
3287 + }
3288 +
3289 + // Handle different ACF field types
3290 + if (is_array($value)) {
3291 + // Check if it's an image/file field
3292 + if (isset($value['url'])) {
3293 + // Image field - return alt text, title, or caption
3294 + if (!empty($value['alt'])) {
3295 + return $value['alt'];
3296 + } elseif (!empty($value['title'])) {
3297 + return $value['title'];
3298 + } elseif (!empty($value['caption'])) {
3299 + return $value['caption'];
3300 + } else {
3301 + return ''; // Don't include just the URL
3302 + }
3303 + }
3304 +
3305 + // Check if it's a post object or relationship field
3306 + if (isset($value['post_title'])) {
3307 + return $value['post_title'];
3308 + }
3309 +
3310 + // Check if it's a user field
3311 + if (isset($value['display_name'])) {
3312 + return $value['display_name'];
3313 + }
3314 +
3315 + // Check if it's a taxonomy term
3316 + if (isset($value['name']) && isset($value['taxonomy'])) {
3317 + return $value['name'];
3318 + }
3319 +
3320 + // Check if it's a select field with label
3321 + if (isset($value['label'])) {
3322 + return $value['label'];
3323 + }
3324 +
3325 + // Check for repeater field or flexible content
3326 + if (is_numeric(key($value))) {
3327 + $sub_values = array();
3328 + foreach ($value as $sub_item) {
3329 + if (is_array($sub_item)) {
3330 + // For repeater/flexible content, extract text values
3331 + $sub_text = $this->mxchat_extract_text_from_acf_array($sub_item);
3332 + if (!empty($sub_text)) {
3333 + $sub_values[] = $sub_text;
3334 + }
3335 + } elseif ($sub_item instanceof WP_Post) {
3336 + // Handle WP_Post objects in arrays
3337 + $sub_values[] = $sub_item->post_title ?: '';
3338 + } else {
3339 + $sub_values[] = (string) $sub_item;
3340 + }
3341 + }
3342 + return implode(', ', array_filter($sub_values));
3343 + }
3344 +
3345 + // For other arrays, try to extract meaningful text
3346 + $text_values = array();
3347 + foreach ($value as $key => $val) {
3348 + if (is_string($val) && !empty(trim($val))) {
3349 + $text_values[] = trim($val);
3350 + } elseif ($val instanceof WP_Post) {
3351 + // Handle WP_Post objects in associative arrays
3352 + $text_values[] = $val->post_title ?: '';
3353 + } elseif (is_array($val) && isset($val['post_title'])) {
3354 + $text_values[] = $val['post_title'];
3355 + } elseif (is_array($val) && isset($val['name'])) {
3356 + $text_values[] = $val['name'];
3357 + }
3358 + }
3359 +
3360 + return implode(', ', array_filter($text_values));
3361 + }
3362 +
3363 + // Handle boolean values
3364 + if (is_bool($value)) {
3365 + return $value ? 'Yes' : 'No';
3366 + }
3367 +
3368 + // Handle numeric values
3369 + if (is_numeric($value)) {
3370 + return (string) $value;
3371 + }
3372 +
3373 + // Handle string values
3374 + if (is_string($value)) {
3375 + return trim($value);
3376 + }
3377 +
3378 + // For anything else that we can't handle, return empty string
3379 + // This prevents the "Object could not be converted to string" error
3380 + return '';
3381 +}
3382 +
3383 +/**
3384 + * Extract text from complex ACF array structures
3385 + */
3386 +private function mxchat_extract_text_from_acf_array($array) {
3387 + if (!is_array($array)) {
3388 + return '';
3389 + }
3390 +
3391 + $text_parts = array();
3392 +
3393 + foreach ($array as $key => $value) {
3394 + if (is_string($value) && !empty(trim($value))) {
3395 + // Skip keys that are likely to be IDs or technical values
3396 + if (!is_numeric($value) || strlen($value) > 10) {
3397 + $text_parts[] = trim($value);
3398 + }
3399 + } elseif ($value instanceof WP_Post) {
3400 + // Handle WP_Post objects
3401 + $text_parts[] = $value->post_title ?: '';
3402 + } elseif (is_array($value)) {
3403 + if (isset($value['post_title'])) {
3404 + $text_parts[] = $value['post_title'];
3405 + } elseif (isset($value['name'])) {
3406 + $text_parts[] = $value['name'];
3407 + } elseif (isset($value['label'])) {
3408 + $text_parts[] = $value['label'];
3409 + }
3410 + } elseif (is_object($value)) {
3411 + // Handle other objects safely
3412 + if (isset($value->post_title)) {
3413 + $text_parts[] = $value->post_title;
3414 + } elseif (isset($value->name)) {
3415 + $text_parts[] = $value->name;
3416 + } elseif (isset($value->display_name)) {
3417 + $text_parts[] = $value->display_name;
3418 + }
3419 + }
3420 + }
3421 +
3422 + return implode(', ', array_filter($text_parts));
3423 +}
3424 +
3425 +public function mxchat_handle_post_update($post_id, $post, $update) {
3426 + // Basic validation checks
3427 + if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE || wp_is_post_revision($post_id)) {
3428 + return;
3429 + }
3430 +
3431 + // Only process published content
3432 + if ($post->post_status !== 'publish') {
3433 + return;
3434 + }
3435 +
3436 + $post_type = $post->post_type;
3437 +
3438 + // Check if sync is enabled for this post type
3439 + $should_sync = false;
3440 +
3441 + // Check built-in post types first
3442 + if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
3443 + $should_sync = true;
3444 + } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
3445 + $should_sync = true;
3446 + } else {
3447 + // Check custom post types
3448 + $option_name = 'mxchat_auto_sync_' . $post_type;
3449 + if (get_option($option_name) === '1') {
3450 + $should_sync = true;
3451 + }
3452 + }
3453 +
3454 + if (!$should_sync) {
3455 + return;
3456 + }
3457 +
3458 + // Get content with proper formatting (matching ajax_mxchat_process_selected_content)
3459 + $title = get_the_title($post_id);
3460 + $content = get_post_field('post_content', $post_id);
3461 +
3462 + // Apply WordPress content filters to get properly formatted content
3463 + $content = apply_filters('the_content', $content);
3464 +
3465 + // Strip tags but preserve structure
3466 + $content = wp_strip_all_tags($content);
3467 +
3468 + // Combine title and content
3469 + $final_content = $title . "\n\n" . $content;
3470 +
3471 + // For custom post types like job_listing, include additional fields
3472 + if ($post_type === 'job_listing') {
3473 + // Add job-specific meta if available
3474 + $job_location = get_post_meta($post_id, '_job_location', true);
3475 + if (!empty($job_location)) {
3476 + $final_content .= "\n\nLocation: " . $job_location;
3477 + }
3478 +
3479 + // Get job type terms
3480 + $job_types = get_the_terms($post_id, 'job_listing_type');
3481 + if (!empty($job_types) && !is_wp_error($job_types)) {
3482 + $types = array();
3483 + foreach ($job_types as $type) {
3484 + $types[] = $type->name;
3485 + }
3486 + $final_content .= "\n\nJob Type: " . implode(', ', $types);
3487 + }
3488 +
3489 + // Get company name if available
3490 + $company_name = get_post_meta($post_id, '_company_name', true);
3491 + if (!empty($company_name)) {
3492 + $final_content .= "\n\nCompany: " . $company_name;
3493 + }
3494 + }
3495 +
3496 + // Get the source URL
3497 + $source_url = get_permalink($post_id);
3498 +
3499 + // Get API key with proper model detection
3500 + $options = get_option('mxchat_options');
3501 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
3502 +
3503 + if (strpos($selected_model, 'voyage') === 0) {
3504 + $api_key = $options['voyage_api_key'] ?? '';
3505 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
3506 + $api_key = $options['gemini_api_key'] ?? '';
3507 + } else {
3508 + $api_key = $options['api_key'] ?? '';
3509 + }
3510 +
3511 + if (empty($api_key)) {
3512 + //error_log('MxChat Auto-sync: No API key configured for embedding model');
3513 + return;
3514 + }
3515 +
3516 + // Use the centralized utility function for storage
3517 + $result = MxChat_Utils::submit_content_to_db(
3518 + $final_content,
3519 + $source_url,
3520 + $api_key,
3521 + md5($source_url) // Vector ID for Pinecone
3522 + );
3523 +
3524 + if (is_wp_error($result)) {
3525 + //error_log('MxChat Auto-sync failed for post ' . $post_id . ': ' . $result->get_error_message());
3526 + }
3527 +}
3528 +
3529 +
3530 +public function mxchat_handle_post_delete($post_id) {
3531 + // Get post data before it's deleted
3532 + $post = get_post($post_id);
3533 +
3534 + // Basic validation
3535 + if (!$post || wp_is_post_revision($post_id)) {
3536 + return;
3537 + }
3538 +
3539 + $post_type = $post->post_type;
3540 +
3541 + // Check if sync is enabled for this post type
3542 + $should_sync = false;
3543 +
3544 + // Check built-in post types first
3545 + if ($post_type === 'post' && get_option('mxchat_auto_sync_posts') === '1') {
3546 + $should_sync = true;
3547 + } else if ($post_type === 'page' && get_option('mxchat_auto_sync_pages') === '1') {
3548 + $should_sync = true;
3549 + } else {
3550 + // Check custom post types
3551 + $option_name = 'mxchat_auto_sync_' . $post_type;
3552 + if (get_option($option_name) === '1') {
3553 + $should_sync = true;
3554 + }
3555 + }
3556 +
3557 + if (!$should_sync) {
3558 + return;
3559 + }
3560 +
3561 + // Get the URL before post is deleted
3562 + $source_url = get_permalink($post_id);
3563 + if (!$source_url) {
3564 + //error_log('MXChat: Failed to get permalink for post ' . $post_id);
3565 + return;
3566 + }
3567 +
3568 + // Check if Pinecone is enabled
3569 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3570 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3571 +
3572 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3573 + // Delete from Pinecone
3574 + $this->mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options);
3575 + } else {
3576 + // Delete from WordPress DB
3577 + global $wpdb;
3578 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3579 +
3580 + $result = $wpdb->delete(
3581 + $table_name,
3582 + array('source_url' => $source_url),
3583 + array('%s')
3584 + );
3585 +
3586 + if ($result === false) {
3587 + //error_log('MXChat: WordPress DB deletion failed for URL: ' . $source_url);
3588 + }
3589 + }
3590 +}
3591 +
3592 +
3593 + /**
3594 + * Deletes data from Pinecone using a source URL
3595 + */
3596 + public function mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options) {
3597 + $host = $pinecone_options['mxchat_pinecone_host'] ?? '';
3598 + $api_key = $pinecone_options['mxchat_pinecone_api_key'] ?? '';
3599 +
3600 + if (empty($host) || empty($api_key)) {
3601 + //error_log('MXChat: Pinecone deletion failed - missing configuration');
3602 + return false;
3603 + }
3604 +
3605 + $api_endpoint = "https://{$host}/vectors/delete";
3606 + $vector_id = md5($source_url);
3607 +
3608 + $request_body = array(
3609 + 'ids' => array($vector_id)
3610 + );
3611 +
3612 + $response = wp_remote_post($api_endpoint, array(
3613 + 'headers' => array(
3614 + 'Api-Key' => $api_key,
3615 + 'accept' => 'application/json',
3616 + 'content-type' => 'application/json'
3617 + ),
3618 + 'body' => wp_json_encode($request_body),
3619 + 'timeout' => 30
3620 + ));
3621 +
3622 + if (is_wp_error($response)) {
3623 + //error_log('MXChat: Pinecone deletion error - ' . $response->get_error_message());
3624 + return false;
3625 + }
3626 +
3627 + $response_code = wp_remote_retrieve_response_code($response);
3628 + if ($response_code !== 200) {
3629 + //error_log('MXChat: Pinecone deletion failed with status ' . $response_code);
3630 + return false;
3631 + }
3632 +
3633 + return true;
3634 + }
3635 +
3636 +
3637 +
3638 +public function mxchat_handle_product_change($post_id, $post, $update) {
3639 + if ($post->post_type !== 'product') {
3640 + return;
3641 + }
3642 +
3643 + if ($post->post_status === 'publish') {
3644 + add_action('shutdown', function() use ($post_id) {
3645 + $product = wc_get_product($post_id);
3646 + if ($product) {
3647 + $this->mxchat_store_product_embedding($product);
3648 + }
3649 + });
3650 + }
3651 +}
3652 +
3653 +/**
3654 + * Store WooCommerce product embeddings
3655 + */
3656 +private function mxchat_store_product_embedding($product) {
3657 + if (!isset($this->options['enable_woocommerce_integration']) ||
3658 + !in_array($this->options['enable_woocommerce_integration'], ['1', 'on'])) {
3659 + return;
3660 + }
3661 +
3662 + $source_url = get_permalink($product->get_id());
3663 +
3664 + // Build product content
3665 + $title = $product->get_name();
3666 + $description = $product->get_description();
3667 + $short_description = $product->get_short_description();
3668 + $regular_price = $product->get_regular_price();
3669 + $sale_price = $product->get_sale_price();
3670 + $sku = $product->get_sku();
3671 +
3672 + // Format content consistently
3673 + $content = $title . "\n\n";
3674 +
3675 + if (!empty($description)) {
3676 + $content .= wp_strip_all_tags($description) . "\n\n";
3677 + }
3678 +
3679 + if (!empty($short_description)) {
3680 + $content .= "Short Description: " . wp_strip_all_tags($short_description) . "\n\n";
3681 + }
3682 +
3683 + $content .= "Price: $" . $regular_price . "\n";
3684 +
3685 + if (!empty($sale_price)) {
3686 + $content .= "Sale Price: $" . $sale_price . "\n";
3687 + }
3688 +
3689 + if (!empty($sku)) {
3690 + $content .= "SKU: " . $sku . "\n";
3691 + }
3692 +
3693 + // Get API key with proper model detection
3694 + $options = get_option('mxchat_options');
3695 + $selected_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
3696 +
3697 + if (strpos($selected_model, 'voyage') === 0) {
3698 + $api_key = $options['voyage_api_key'] ?? '';
3699 + } elseif (strpos($selected_model, 'gemini-embedding') === 0) {
3700 + $api_key = $options['gemini_api_key'] ?? '';
3701 + } else {
3702 + $api_key = $options['api_key'] ?? '';
3703 + }
3704 +
3705 + if (empty($api_key)) {
3706 + //error_log('MxChat Auto-sync: No API key configured for embedding model');
3707 + return;
3708 + }
3709 +
3710 + // Use the centralized utility function for storage
3711 + $result = MxChat_Utils::submit_content_to_db(
3712 + $content,
3713 + $source_url,
3714 + $api_key,
3715 + md5($source_url) // Vector ID for Pinecone
3716 + );
3717 +
3718 + if (is_wp_error($result)) {
3719 + //error_log('MxChat WooCommerce sync failed for product ' . $product->get_id() . ': ' . $result->get_error_message());
3720 + }
3721 +}
3722 +
3723 +public function mxchat_handle_product_delete($post_id) {
3724 + if (get_post_type($post_id) !== 'product') {
3725 + return;
3726 + }
3727 +
3728 + $source_url = get_permalink($post_id);
3729 +
3730 + // Check if Pinecone is enabled
3731 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3732 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3733 +
3734 + if ($use_pinecone && !empty($pinecone_options['mxchat_pinecone_api_key'])) {
3735 + // Delete from Pinecone
3736 + $this->mxchat_delete_from_pinecone_by_url($source_url, $pinecone_options);
3737 + } else {
3738 + // Delete from WordPress DB
3739 + global $wpdb;
3740 + $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
3741 +
3742 + $wpdb->delete(
3743 + $table_name,
3744 + array('source_url' => $source_url),
3745 + array('%s')
3746 + );
3747 + }
3748 +}
3749 +
3750 +/**
3751 + * Handle individual Pinecone content deletion
3752 + */
3753 +public function mxchat_handle_pinecone_prompt_delete() {
3754 + // Check permissions
3755 + if (!current_user_can('manage_options')) {
3756 + wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
3757 + }
3758 +
3759 + // Verify nonce
3760 + if (!isset($_GET['_wpnonce']) || !wp_verify_nonce($_GET['_wpnonce'], 'mxchat_delete_pinecone_prompt_nonce')) {
3761 + wp_die(esc_html__('Security check failed.', 'mxchat'));
3762 + }
3763 +
3764 + $vector_id = isset($_GET['vector_id']) ? sanitize_text_field($_GET['vector_id']) : '';
3765 +
3766 + if (empty($vector_id)) {
3767 + set_transient('mxchat_admin_notice_error',
3768 + esc_html__('Invalid vector ID.', 'mxchat'),
3769 + 30
3770 + );
3771 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
3772 + exit;
3773 + }
3774 +
3775 + // Get Pinecone settings
3776 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3777 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3778 +
3779 + if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
3780 + set_transient('mxchat_admin_notice_error',
3781 + esc_html__('Pinecone is not properly configured.', 'mxchat'),
3782 + 30
3783 + );
3784 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
3785 + exit;
3786 + }
3787 +
3788 + // Delete from Pinecone
3789 + $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
3790 + $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
3791 + $vector_id,
3792 + $pinecone_options['mxchat_pinecone_api_key'],
3793 + $pinecone_options['mxchat_pinecone_host']
3794 + );
3795 +
3796 + if ($result['success']) {
3797 + // Remove from ALL caches
3798 + $pinecone_manager->mxchat_remove_from_pinecone_vector_cache($vector_id);
3799 + $pinecone_manager->mxchat_remove_from_processed_content_caches($vector_id);
3800 +
3801 + // CLEAR ALL RELEVANT CACHES
3802 + delete_transient('mxchat_pinecone_recent_1k_cache');
3803 + delete_option('mxchat_pinecone_vector_ids_cache');
3804 + delete_option('mxchat_pinecone_processed_cache');
3805 + delete_option('mxchat_processed_content_cache');
3806 +
3807 + // Also force refresh for next page load
3808 + $pinecone_manager->mxchat_refresh_after_new_content($pinecone_options);
3809 +
3810 + set_transient('mxchat_admin_notice_success',
3811 + esc_html__('Entry deleted successfully from Pinecone.', 'mxchat'),
3812 + 30
3813 + );
3814 + } else {
3815 + set_transient('mxchat_admin_notice_error',
3816 + esc_html__('Failed to delete entry: ', 'mxchat') . $result['message'],
3817 + 30
3818 + );
3819 + }
3820 +
3821 + wp_safe_redirect(admin_url('admin.php?page=mxchat-prompts'));
3822 + exit;
3823 +}
3824 +
3825 +public function ajax_mxchat_delete_pinecone_prompt() {
3826 + // Verify nonce and permissions
3827 + if (!check_ajax_referer('mxchat_delete_pinecone_prompt_nonce', 'nonce', false)) {
3828 + wp_send_json_error('Invalid nonce');
3829 + exit;
3830 + }
3831 +
3832 + if (!current_user_can('manage_options')) {
3833 + wp_send_json_error('Unauthorized access');
3834 + exit;
3835 + }
3836 +
3837 + $vector_id = isset($_POST['vector_id']) ? sanitize_text_field($_POST['vector_id']) : '';
3838 +
3839 + if (empty($vector_id)) {
3840 + wp_send_json_error('Missing vector ID');
3841 + exit;
3842 + }
3843 +
3844 + // Get Pinecone settings
3845 + $pinecone_options = get_option('mxchat_pinecone_addon_options', array());
3846 + $use_pinecone = ($pinecone_options['mxchat_use_pinecone'] ?? '0') === '1';
3847 +
3848 + if (!$use_pinecone || empty($pinecone_options['mxchat_pinecone_api_key'])) {
3849 + wp_send_json_error('Pinecone is not properly configured');
3850 + exit;
3851 + }
3852 +
3853 + // Delete from Pinecone
3854 + $pinecone_manager = MxChat_Pinecone_Manager::get_instance();
3855 + $result = $pinecone_manager->mxchat_delete_from_pinecone_by_vector_id(
3856 + $vector_id,
3857 + $pinecone_options['mxchat_pinecone_api_key'],
3858 + $pinecone_options['mxchat_pinecone_host']
3859 + );
3860 +
3861 + if ($result['success']) {
3862 + // Remove from ALL caches
3863 + $pinecone_manager->mxchat_remove_from_pinecone_vector_cache($vector_id);
3864 + $pinecone_manager->mxchat_remove_from_processed_content_caches($vector_id);
3865 +
3866 + // CLEAR ALL RELEVANT CACHES (ADD THESE LINES)
3867 + delete_transient('mxchat_pinecone_recent_1k_cache');
3868 + delete_option('mxchat_pinecone_vector_ids_cache');
3869 + delete_option('mxchat_pinecone_processed_cache');
3870 + delete_option('mxchat_processed_content_cache');
3871 +
3872 + // Also force refresh for next page load
3873 + $pinecone_manager->mxchat_refresh_after_new_content($pinecone_options);
3874 +
3875 + wp_send_json_success(array(
3876 + 'message' => 'Entry deleted successfully from Pinecone',
3877 + 'vector_id' => $vector_id
3878 + ));
3879 + } else {
3880 + wp_send_json_error('Failed to delete from Pinecone: ' . $result['message']);
3881 + }
3882 +
3883 + exit;
3884 +}
3885 +
3886 + // ========================================
3887 + // HELPER METHODS
3888 + // ========================================
3889 +
3890 + /**
3891 + * Check if user has required permissions for content processing
3892 + */
3893 + private function mxchat_check_user_permissions() {
3894 + if (!current_user_can('manage_options')) {
3895 + wp_die(esc_html__('You do not have sufficient permissions.', 'mxchat'));
3896 + }
3897 + }
3898 +
3899 + /**
3900 + * Validate nonce for security
3901 + */
3902 + private function mxchat_validate_nonce($nonce_name, $nonce_action) {
3903 + if (!isset($_POST[$nonce_name]) || !wp_verify_nonce($_POST[$nonce_name], $nonce_action)) {
3904 + wp_die(esc_html__('Security check failed.', 'mxchat'));
3905 + }
3906 + }
3907 +
3908 + /**
3909 + * Get embedding API credentials
3910 + */
3911 + private function mxchat_get_embedding_credentials() {
3912 + $embedding_model = $this->options['embedding_model'] ?? 'text-embedding-ada-002';
3913 +
3914 + if (strpos($embedding_model, 'text-embedding-') !== false) {
3915 + return array(
3916 + 'type' => 'openai',
3917 + 'api_key' => $this->options['api_key'] ?? ''
3918 + );
3919 + } elseif (strpos($embedding_model, 'voyage-') !== false) {
3920 + return array(
3921 + 'type' => 'voyage',
3922 + 'api_key' => $this->options['voyage_api_key'] ?? ''
3923 + );
3924 + } elseif (strpos($embedding_model, 'gemini-embedding-') !== false) {
3925 + return array(
3926 + 'type' => 'gemini',
3927 + 'api_key' => $this->options['gemini_api_key'] ?? ''
3928 + );
3929 + }
3930 +
3931 + return array('type' => 'unknown', 'api_key' => '');
3932 + }
3933 +
3934 + /**
3935 + * Log processing errors
3936 + */
3937 + private function mxchat_log_processing_error($operation, $error_message) {
3938 + //error_log("MxChat Knowledge Processing {$operation} Error: " . $error_message);
3939 + }
3940 +
3941 + /**
3942 + * Set admin notice transient
3943 + */
3944 + private function mxchat_set_admin_notice($type, $message) {
3945 + set_transient("mxchat_admin_notice_{$type}", $message, 30);
3946 + }
3947 +
3948 + /**
3949 + * Get Pinecone manager instance for vector operations
3950 + */
3951 + private function mxchat_get_pinecone_manager() {
3952 + return MxChat_Pinecone_Manager::get_instance();
3953 + }
3954 +
3955 + // ========================================
3956 + // STATIC ACCESS METHODS
3957 + // ========================================
3958 +
3959 + /**
3960 + * Get singleton instance
3961 + */
3962 + public static function get_instance() {
3963 + static $instance = null;
3964 + if ($instance === null) {
3965 + $instance = new self();
3966 + }
3967 + return $instance;
3968 + }
3969 +}
3970 +
3971 +// Initialize the Knowledge manager
7931 3972 $mxchat_knowledge_manager = MxChat_Knowledge_Manager::get_instance();