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MxChat – AI Chatbot & Content Generation for WordPress / 2.6.3
MxChat – AI Chatbot & Content Generation for WordPress v2.6.3
3.2.21 3.2.20 3.2.19 3.2.18 3.2.17 3.2.16 3.2.15 3.2.14 3.2.12 3.2.13 3.2.11 3.2.10 3.2.9 3.2.8 3.2.7 3.2.6 3.2.5 3.2.4 3.2.3 3.2.2 3.2.1 2.0.3 2.0.4 2.0.5 2.0.6 All 152 releases
← All changes | mxchat-basic.php +27 -499 3.2.5 → 2.6.3 View file →
@@ -2,9 +2,9 @@
2 2 /**
3 3 * Plugin Name: MxChat
4 4 * Plugin URI: https://mxchat.ai/
5 5 * Description: AI chatbot for WordPress with OpenAI, Claude, xAI, DeepSeek, live agent, PDF uploads, WooCommerce, and training on website data.
6 - * Version: 3.2.5
6 + * Version: 2.6.3
7 7 * Author: MxChat
8 8 * Author URI: https://mxchat.ai
9 9 * License: GPLv2 or later
10 10 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
@@ -15,20 +15,13 @@
15 15 if (!defined('ABSPATH')) {
16 16 exit; // Exit if accessed directly.
17 17 }
18 18
19 -
20 -if (!defined('MXCHAT_DEV_MODE')) {
21 - define('MXCHAT_DEV_MODE', false);
22 -}
23 -
19 +// Define plugin version constant for asset versioning
20 +// Reads version from plugin header automatically
24 21 if (!defined('MXCHAT_VERSION')) {
25 22 $plugin_data = get_file_data(__FILE__, array('Version' => 'Version'), 'plugin');
26 - $version = $plugin_data['Version'];
27 - if (MXCHAT_DEV_MODE) {
28 - $version .= '.' . time();
29 - }
30 - define('MXCHAT_VERSION', $version);
23 + define('MXCHAT_VERSION', $plugin_data['Version']);
31 24 }
32 25
33 26 function mxchat_load_textdomain() {
34 27 $domain = 'mxchat';
@@ -45,213 +38,8 @@
45 38 load_plugin_textdomain($domain, false, dirname(plugin_basename(__FILE__)) . '/languages');
46 39 }
47 40 add_action('init', 'mxchat_load_textdomain');
48 41
49 -/**
50 - * Exclude MxChat assets from caching plugin optimizations
51 - *
52 - * This prevents issues with WP Rocket, LiteSpeed Cache, Autoptimize, WP Super Cache,
53 - * W3 Total Cache, SG Optimizer, and similar plugins that may break the chatbot by
54 - * removing "unused" CSS, minifying/combining JS, or deferring/delaying jQuery.
55 - *
56 - * Both chat-script.js and floating-script.js depend on jQuery, so jQuery must also
57 - * be excluded from any optimization that changes load order or timing.
58 - */
59 -
60 -// ── WP Rocket ────────────────────────────────────────────────────────────────
61 -
62 -// Exclude from Remove Unused CSS (RUCSS)
63 -add_filter('rocket_rucss_inline_atts_exclusions', function($exclusions) {
64 - if (!is_array($exclusions)) $exclusions = array();
65 - $exclusions[] = 'mxchat';
66 - return $exclusions;
67 -});
68 -
69 -// Exclude CSS from minification/combination
70 -add_filter('rocket_exclude_css', function($excluded) {
71 - if (!is_array($excluded)) $excluded = array();
72 - $excluded[] = '/plugins/mxchat-basic/css/chat-style.css';
73 - return $excluded;
74 -});
75 -
76 -// Exclude JS from minification/combination
77 -add_filter('rocket_exclude_js', function($excluded) {
78 - if (!is_array($excluded)) $excluded = array();
79 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
80 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
81 - $excluded[] = '/jquery-core';
82 - $excluded[] = '/jquery.min.js';
83 - $excluded[] = '/jquery.js';
84 - $excluded[] = '/jquery-migrate';
85 - return $excluded;
86 -});
87 -
88 -// Exclude JS from defer
89 -add_filter('rocket_exclude_defer_js', function($excluded) {
90 - if (!is_array($excluded)) $excluded = array();
91 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
92 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
93 - $excluded[] = '/jquery-core';
94 - $excluded[] = '/jquery.min.js';
95 - $excluded[] = '/jquery.js';
96 - $excluded[] = '/jquery-migrate';
97 - return $excluded;
98 -});
99 -
100 -// Exclude from delay JS execution
101 -add_filter('rocket_delay_js_exclusions', function($excluded) {
102 - if (!is_array($excluded)) $excluded = array();
103 - $excluded[] = 'mxchat';
104 - $excluded[] = 'chat-script';
105 - $excluded[] = 'floating-script';
106 - $excluded[] = '/jquery-core';
107 - $excluded[] = '/jquery.min.js';
108 - $excluded[] = '/jquery.js';
109 - $excluded[] = '/jquery-migrate';
110 - return $excluded;
111 -});
112 -
113 -// ── LiteSpeed Cache ──────────────────────────────────────────────────────────
114 -
115 -// Exclude CSS from optimization
116 -add_filter('litespeed_optimize_css_excludes', function($excluded) {
117 - if (!is_array($excluded)) $excluded = array();
118 - $excluded[] = 'chat-style.css';
119 - $excluded[] = 'mxchat';
120 - return $excluded;
121 -});
122 -
123 -// Exclude from UCSS (Unique CSS) - prevents LiteSpeed from stripping "unused" MxChat CSS
124 -add_filter('litespeed_ucss_whitelist', function($whitelist) {
125 - if (!is_array($whitelist)) $whitelist = array();
126 - $whitelist[] = '.mxchat-chatbot-wrapper';
127 - $whitelist[] = '.floating-chatbot';
128 - $whitelist[] = '.floating-chatbot-button';
129 - $whitelist[] = '.chatbot-top-bar';
130 - $whitelist[] = '.mxchat-chatbot';
131 - $whitelist[] = '.chat-container';
132 - $whitelist[] = '.chat-box';
133 - $whitelist[] = '.bot-message';
134 - $whitelist[] = '.input-container';
135 - $whitelist[] = '.chat-input';
136 - $whitelist[] = '.send-button';
137 - $whitelist[] = '.pre-chat-message';
138 - $whitelist[] = '.mxchat-popular-questions';
139 - $whitelist[] = '.chat-toolbar';
140 - $whitelist[] = '.exit-chat';
141 - $whitelist[] = '.email-blocker';
142 - return $whitelist;
143 -});
144 -
145 -// Exclude CSS from CCSS (Critical CSS) generation
146 -add_filter('litespeed_optm_ccss_exc', function($excluded) {
147 - if (!is_array($excluded)) $excluded = array();
148 - $excluded[] = 'chat-style.css';
149 - $excluded[] = 'mxchat';
150 - return $excluded;
151 -});
152 -
153 -// Exclude JS from defer
154 -add_filter('litespeed_optm_js_defer_exc', function($excluded) {
155 - if (!is_array($excluded)) $excluded = array();
156 - $excluded[] = 'chat-script.js';
157 - $excluded[] = 'floating-script.js';
158 - $excluded[] = 'mxchat';
159 - $excluded[] = 'jquery.min.js';
160 - $excluded[] = 'jquery.js';
161 - return $excluded;
162 -});
163 -
164 -// Exclude JS from combining
165 -add_filter('litespeed_optm_js_exc', function($excluded) {
166 - if (!is_array($excluded)) $excluded = array();
167 - $excluded[] = 'chat-script.js';
168 - $excluded[] = 'floating-script.js';
169 - $excluded[] = 'mxchat';
170 - $excluded[] = 'jquery.min.js';
171 - $excluded[] = 'jquery.js';
172 - return $excluded;
173 -});
174 -
175 -// Exclude JS from delayed execution
176 -add_filter('litespeed_optm_js_delay_exc', function($excluded) {
177 - if (!is_array($excluded)) $excluded = array();
178 - $excluded[] = 'chat-script.js';
179 - $excluded[] = 'floating-script.js';
180 - $excluded[] = 'mxchat';
181 - return $excluded;
182 -});
183 -
184 -// Exclude from Guest Mode optimization
185 -add_filter('litespeed_guest_optm_exc', function($excluded) {
186 - if (!is_array($excluded)) $excluded = array();
187 - $excluded[] = 'mxchat';
188 - $excluded[] = 'chat-style';
189 - $excluded[] = 'chat-script';
190 - $excluded[] = 'floating-script';
191 - return $excluded;
192 -});
193 -
194 -// ── Autoptimize ──────────────────────────────────────────────────────────────
195 -
196 -// Exclude CSS from optimization (comma-separated strings)
197 -add_filter('autoptimize_filter_css_exclude', function($excluded) {
198 - if (!is_string($excluded)) $excluded = '';
199 - return $excluded . ', mxchat, chat-style.css';
200 -});
201 -
202 -// Exclude JS from optimization (comma-separated strings)
203 -add_filter('autoptimize_filter_js_exclude', function($excluded) {
204 - if (!is_string($excluded)) $excluded = '';
205 - return $excluded . ', mxchat, chat-script.js, floating-script.js, jquery.min.js, jquery.js';
206 -});
207 -
208 -// ── SG Optimizer (SiteGround) ────────────────────────────────────────────────
209 -
210 -add_filter('sgo_js_minify_exclude', function($excluded) {
211 - if (!is_array($excluded)) $excluded = array();
212 - $excluded[] = 'chat-script.js';
213 - $excluded[] = 'floating-script.js';
214 - $excluded[] = 'jquery.min.js';
215 - return $excluded;
216 -});
217 -
218 -add_filter('sgo_javascript_combine_exclude', function($excluded) {
219 - if (!is_array($excluded)) $excluded = array();
220 - $excluded[] = 'chat-script.js';
221 - $excluded[] = 'floating-script.js';
222 - $excluded[] = 'jquery.min.js';
223 - return $excluded;
224 -});
225 -
226 -add_filter('sgo_js_async_exclude', function($excluded) {
227 - if (!is_array($excluded)) $excluded = array();
228 - $excluded[] = 'chat-script.js';
229 - $excluded[] = 'floating-script.js';
230 - $excluded[] = 'jquery.min.js';
231 - return $excluded;
232 -});
233 -
234 -// ── W3 Total Cache ───────────────────────────────────────────────────────────
235 -
236 -add_filter('w3tc_minify_js_do_tag_minification', function($do_minify, $script_tag, $file) {
237 - if (strpos($file, 'chat-script.js') !== false ||
238 - strpos($file, 'floating-script.js') !== false ||
239 - strpos($file, 'jquery.min.js') !== false ||
240 - strpos($file, 'jquery.js') !== false) {
241 - return false;
242 - }
243 - return $do_minify;
244 -}, 10, 3);
245 -
246 -// ── WP Super Cache ──────────────────────────────────────────────────────────
247 -
248 -add_filter('wpsc_rejected_uri', function($rejected) {
249 - if (!is_array($rejected)) $rejected = array();
250 - $rejected[] = 'wp-admin/admin-ajax.php';
251 - return $rejected;
252 -});
253 -
254 42 // Include classes with error handling
255 43 function mxchat_include_classes() {
256 44 $class_files = array(
257 45 'includes/class-mxchat-integrator.php',
@@ -260,11 +48,10 @@
260 48 'includes/class-mxchat-utils.php',
261 49 'includes/class-mxchat-user.php',
262 50 'includes/class-mxchat-meta-box.php',
263 51 'includes/class-mxchat-chunker.php',
52 + 'includes/pdf-parser/alt_autoload.php',
264 53 'includes/class-mxchat-word-handler.php',
265 - 'includes/class-mxchat-content-generator.php',
266 - 'includes/class-rest-api.php',
267 54 'admin/class-ajax-handler.php',
268 55 'admin/class-pinecone-manager.php',
269 56 'admin/class-knowledge-manager.php'
270 57 );
@@ -276,35 +63,11 @@
276 63 } else {
277 64 //error_log('MxChat: Missing class file - ' . $file);
278 65 }
279 66 }
280 -
281 - // Admin pages that aren't classes (procedural include).
282 - if (is_admin()) {
283 - $admin_api_page = plugin_dir_path(__FILE__) . 'includes/admin-api-page.php';
284 - if (file_exists($admin_api_page)) {
285 - require_once $admin_api_page;
286 - }
287 - }
288 67 }
289 68
290 69 /**
291 - * Lazy-load the PDF parser library only when needed.
292 - * Avoids loading 44 files on every page request.
293 - */
294 -function mxchat_load_pdf_parser() {
295 - if (class_exists('\Smalot\PdfParser\Parser')) {
296 - return true;
297 - }
298 - $autoload_path = plugin_dir_path(__FILE__) . 'includes/pdf-parser/alt_autoload.php';
299 - if (file_exists($autoload_path)) {
300 - require_once $autoload_path;
301 - return true;
302 - }
303 - return false;
304 -}
305 -
306 -/**
307 70 * Create URL click tracking table
308 71 */
309 72 function mxchat_create_url_clicks_table() {
310 73 global $wpdb;
@@ -572,9 +335,9 @@
572 335
573 336 // Add index for bot_id
574 337 $wpdb->query("ALTER TABLE {$table_name} ADD KEY bot_id (bot_id)");
575 338
576 - //error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
339 + error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
577 340 }
578 341
579 342 // Mark migration as complete
580 343 update_option('mxchat_pinecone_roles_migration_version', '2.5.2');
@@ -609,9 +372,9 @@
609 372
610 373 // Add index for better query performance
611 374 $wpdb->query("ALTER TABLE {$table_name} ADD KEY content_type (content_type)");
612 375
613 - //error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
376 + error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
614 377 }
615 378
616 379 // Mark migration as complete
617 380 update_option('mxchat_content_type_migration_version', '2.5.6');
@@ -617,33 +380,8 @@
617 380 update_option('mxchat_content_type_migration_version', '2.5.6');
618 381 }
619 382
620 383 /**
621 - * 3.2.4: Backfill the active embedding model option for installs that already
622 - * have KB content but no stamped model. The mismatch warning compares this
623 - * against the user's currently selected model — no per-row column needed.
624 - */
625 -function mxchat_backfill_active_embedding_model() {
626 - global $wpdb;
627 -
628 - if (get_option('mxchat_active_embedding_model', '') !== '') {
629 - return;
630 - }
631 -
632 - $kb_table = $wpdb->prefix . 'mxchat_system_prompt_content';
633 - if ($wpdb->get_var("SHOW TABLES LIKE '{$kb_table}'") !== $kb_table) {
634 - return;
635 - }
636 -
637 - $kb_count = (int) $wpdb->get_var("SELECT COUNT(*) FROM {$kb_table}");
638 - if ($kb_count > 0) {
639 - $options = get_option('mxchat_options', array());
640 - $current_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
641 - update_option('mxchat_active_embedding_model', $current_model, false);
642 - }
643 -}
644 -
645 -/**
646 384 * 2.5.2: Create queue processing tables for reliable background processing
647 385 */
648 386 function mxchat_create_queue_tables() {
649 387 global $wpdb;
@@ -691,32 +429,8 @@
691 429 //error_log("MxChat: Queue tables created/updated successfully");
692 430 }
693 431
694 432 /**
695 - * Create transcript translations table for persisting translations
696 - */
697 -function mxchat_create_translations_table() {
698 - global $wpdb;
699 - $charset_collate = $wpdb->get_charset_collate();
700 -
701 - $table_name = $wpdb->prefix . 'mxchat_transcript_translations';
702 - $sql = "CREATE TABLE $table_name (
703 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
704 - session_id varchar(255) NOT NULL,
705 - language_code varchar(10) NOT NULL,
706 - translations longtext NOT NULL,
707 - created_at datetime NOT NULL,
708 - updated_at datetime NOT NULL,
709 - PRIMARY KEY (id),
710 - UNIQUE KEY session_lang (session_id, language_code),
711 - KEY session_id (session_id)
712 - ) $charset_collate;";
713 -
714 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
715 - dbDelta($sql);
716 -}
717 -
718 -/**
719 433 * 2.5.2: Fix URL column size to support long URLs (especially with UTF-8 encoding)
720 434 * This fixes "url, source_url. The supplied values may be too long" errors
721 435 */
722 436 function mxchat_fix_url_column_size() {
@@ -739,80 +453,22 @@
739 453
740 454 /**
741 455 * Migrate deprecated AI models to their replacements
742 456 * Version 2.5.1: Migrate Claude 3.5 Sonnet (deprecated) to Claude 3.7 Sonnet
743 - * Version 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
744 - * Without utf8mb4, any bot response containing emojis silently fails to insert.
745 457 */
746 -function mxchat_migrate_transcripts_charset() {
747 - global $wpdb;
748 - $table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
749 - $wpdb->query("ALTER TABLE $table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
750 -}
751 -
752 -/**
753 - * Version 3.0.55: Migrate GPT-4 series models (deprecated 2026-02-17) to GPT-5 series
754 - */
755 458 function mxchat_migrate_deprecated_models() {
756 459 $options = get_option('mxchat_options', array());
757 - $migrated = false;
758 - $migration_message = '';
759 -
760 - if (!isset($options['model'])) {
761 - return;
762 - }
763 -
764 - $current_model = $options['model'];
765 -
766 - // Migrate deprecated Claude models to Claude Opus 4.6 (recommended replacement per Anthropic)
767 - $deprecated_claude_models = array(
768 - 'claude-3-5-sonnet-20240620', // Retired Oct 28, 2025
769 - 'claude-3-5-sonnet-20241022', // Retired Oct 28, 2025
770 - 'claude-3-7-sonnet-20250219', // Retiring Feb 19, 2026
771 - 'claude-3-opus-20240229', // Retired Jan 5, 2026
772 - 'claude-3-sonnet-20240229', // Legacy
773 - 'claude-3-haiku-20240307', // Legacy
774 - );
775 - if (in_array($current_model, $deprecated_claude_models, true)) {
776 - $options['model'] = 'claude-opus-4-6';
777 - $migrated = true;
778 - $migration_message = sprintf(
779 - 'Your chatbot model has been automatically updated from %s to Claude Opus 4.6 due to Anthropic deprecating older Claude models.',
780 - $current_model
781 - );
782 - }
783 -
784 - // Migrate deprecated Claude Haiku 3.5 to Claude Haiku 4.5
785 - if ($current_model === 'claude-3-5-haiku-20241022') {
786 - $options['model'] = 'claude-haiku-4-5-20251001';
787 - $migrated = true;
788 - $migration_message = 'Your chatbot model has been automatically updated from Claude Haiku 3.5 to Claude Haiku 4.5 due to Anthropic deprecating the older model.';
789 - }
790 -
791 - // Migrate deprecated GPT-4 series and GPT-3.5 Turbo to GPT-5.1 Chat Latest
792 - if (in_array($current_model, array('gpt-4o', 'gpt-4.1-2025-04-14', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo'), true)) {
793 - $options['model'] = 'gpt-5.1-chat-latest';
794 - $migrated = true;
795 - $migration_message = sprintf(
796 - 'Your chatbot model has been automatically updated from %s to GPT-5.1 Chat Latest due to OpenAI deprecating older models.',
797 - $current_model
798 - );
799 - }
800 -
801 - // Migrate deprecated GPT-4o Mini and GPT-4.1 Mini to GPT-5 Mini
802 - if (in_array($current_model, array('gpt-4o-mini', 'gpt-4.1-mini'), true)) {
803 - $options['model'] = 'gpt-5-mini';
804 - $migrated = true;
805 - $migration_message = sprintf(
806 - 'Your chatbot model has been automatically updated from %s to GPT-5 Mini due to OpenAI deprecating GPT-4 series models.',
807 - $current_model
808 - );
809 - }
810 -
811 - if ($migrated) {
460 +
461 + // Check if model is set and is the deprecated Claude 3.5 Sonnet
462 + if (isset($options['model']) && $options['model'] === 'claude-3-5-sonnet-20241022') {
463 + // Update to Claude 3.7 Sonnet (the replacement model)
464 + $options['model'] = 'claude-3-7-sonnet-20250219';
812 465 update_option('mxchat_options', $options);
466 +
467 + // Set a flag to show admin notice
813 468 update_option('mxchat_model_migrated_notice', true);
814 - update_option('mxchat_model_migration_message', $migration_message);
469 +
470 + //error_log('MxChat: Migrated deprecated Claude 3.5 Sonnet to Claude 3.7 Sonnet');
815 471 }
816 472 }
817 473
818 474 /**
@@ -819,19 +475,17 @@
819 475 * Show admin notice after model migration
820 476 */
821 477 function mxchat_show_migration_notice() {
822 478 if (get_option('mxchat_model_migrated_notice')) {
823 - $migration_message = get_option('mxchat_model_migration_message', __('Your chatbot model has been automatically updated due to a model deprecation.', 'mxchat'));
824 479 ?>
825 480 <div class="notice notice-info is-dismissible">
826 481 <p>
827 482 <strong><?php esc_html_e('MxChat Model Updated', 'mxchat'); ?></strong><br>
828 - <?php echo esc_html($migration_message); ?>
483 + <?php esc_html_e('Your chatbot model has been automatically updated from Claude 3.5 Sonnet to Claude 3.7 Sonnet due to the deprecation of the previous model by Anthropic. Claude 3.7 Sonnet offers improved performance and capabilities.', 'mxchat'); ?>
829 484 </p>
830 485 </div>
831 486 <?php
832 487 delete_option('mxchat_model_migrated_notice');
833 - delete_option('mxchat_model_migration_message');
834 488 }
835 489 }
836 490
837 491 function mxchat_activate() {
@@ -871,26 +525,13 @@
871 525 enabled_bots LONGTEXT DEFAULT NULL,
872 526 PRIMARY KEY (id)
873 527 ) $charset_collate;";
874 528
875 - // Individual Intent Phrases Table - each phrase gets its own embedding vector
876 - $intent_phrases_table = $wpdb->prefix . 'mxchat_intent_phrases';
877 - $sql_intent_phrases_table = "CREATE TABLE $intent_phrases_table (
878 - id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
879 - intent_id BIGINT(20) UNSIGNED NOT NULL,
880 - phrase TEXT NOT NULL,
881 - embedding_vector LONGTEXT NOT NULL,
882 - created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
883 - PRIMARY KEY (id),
884 - KEY intent_id (intent_id)
885 - ) $charset_collate;";
886 -
887 529 require_once ABSPATH . 'wp-admin/includes/upgrade.php';
888 530
889 531 // Create other tables
890 532 dbDelta($sql_system_prompt);
891 533 dbDelta($sql_intents_table);
892 - dbDelta($sql_intent_phrases_table);
893 534
894 535 // Create URL click tracking table
895 536 mxchat_create_url_clicks_table();
896 537
@@ -899,11 +540,8 @@
899 540
900 541 // NEW 2.5.2: Create queue processing tables
901 542 mxchat_create_queue_tables();
902 543
903 - // Create transcript translations table
904 - mxchat_create_translations_table();
905 -
906 544 // Ensure additional columns in system prompt table
907 545 $existing_system_columns = $wpdb->get_results("SHOW COLUMNS FROM $system_prompt_table");
908 546 if (!empty($existing_system_columns)) {
909 547 $existing_system_column_names = array_column($existing_system_columns, 'Field');
@@ -946,11 +584,8 @@
946 584
947 585 // Run migration for existing installations
948 586 mxchat_migrate_pinecone_roles_add_bot_id();
949 587
950 - // 3.2.4: Backfill active embedding model option (replaces 3.2.3 column-based tracking)
951 - mxchat_backfill_active_embedding_model();
952 -
953 588 // Setup cron jobs
954 589 mxchat_setup_cron_jobs();
955 590
956 591 // Update version
@@ -985,14 +620,13 @@
985 620 // Clear fallback flags if cron scheduling succeeded
986 621 delete_option('mxchat_use_fallback_rate_limits');
987 622 }
988 623
989 - // Schedule transcript cleanup if configured (bucket dropdown OR custom retention-days > 0)
624 + // Schedule transcript cleanup if configured
990 625 $transcript_options = get_option('mxchat_transcripts_options', array());
991 626 $cleanup_interval = isset($transcript_options['mxchat_auto_delete_transcripts']) ? $transcript_options['mxchat_auto_delete_transcripts'] : 'never';
992 - $custom_retention = isset($transcript_options['mxchat_retention_days']) ? (int) $transcript_options['mxchat_retention_days'] : 0;
993 -
994 - if ($cleanup_interval !== 'never' || $custom_retention > 0) {
627 +
628 + if ($cleanup_interval !== 'never') {
995 629 // Check if not already scheduled
996 630 if (!wp_next_scheduled('mxchat_cleanup_old_transcripts')) {
997 631 // Schedule to run daily at 3 AM
998 632 $next_run = strtotime('tomorrow 3:00 AM');
@@ -1069,14 +703,11 @@
1069 703
1070 704 // Version-specific migrations
1071 705 if ($current_version !== $plugin_version) {
1072 706 //error_log("MxChat: Version change detected: $current_version -> $plugin_version");
1073 -
707 +
1074 708 // Run live agent update BEFORE updating the stored version
1075 709 mxchat_handle_live_agent_update();
1076 -
1077 - // Run theme migration notice for 3.0.1 (AI theme CSS structure changes)
1078 - mxchat_handle_theme_migration_notice();
1079 710
1080 711 // Run role restriction migration for 2.4.1
1081 712 if (version_compare($current_version, '2.4.1', '<')) {
1082 713 mxchat_add_role_restriction_column();
@@ -1105,35 +736,8 @@
1105 736 mxchat_ensure_all_columns($chat_table);
1106 737 //error_log("MxChat: rag_context column migration for 2.6.0");
1107 738 }
1108 739
1109 - // 3.0.5: Migrate deprecated Gemini embedding model
1110 - if (version_compare($current_version, '3.0.5', '<')) {
1111 - mxchat_migrate_gemini_embedding_model();
1112 - }
1113 -
1114 - // 3.0.6: Migrate deprecated OpenAI and Claude models
1115 - if (version_compare($current_version, '3.0.6', '<')) {
1116 - mxchat_migrate_deprecated_models();
1117 - }
1118 -
1119 - // 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
1120 - if (version_compare($current_version, '3.1.2', '<')) {
1121 - mxchat_migrate_transcripts_charset();
1122 - }
1123 -
1124 - // 3.1.7: Clean up stale shared session email/name entries
1125 - if (version_compare($current_version, '3.1.7', '<')) {
1126 - delete_option('mxchat_email_null');
1127 - delete_option('mxchat_name_null');
1128 - }
1129 -
1130 - // 3.2.4: Backfill active embedding model option for the warning UI
1131 - // (replaces the per-row column tracking from 3.2.3, which was reverted)
1132 - if (version_compare($current_version, '3.2.4', '<')) {
1133 - mxchat_backfill_active_embedding_model();
1134 - }
1135 -
1136 740 // Run full activation to ensure everything is up to date
1137 741 mxchat_activate();
1138 742
1139 743 // Run migration functions
@@ -1265,59 +869,31 @@
1265 869 function mxchat_handle_live_agent_update() {
1266 870 // Get the CURRENT stored version (before it gets updated)
1267 871 $current_version = get_option('mxchat_plugin_version', '0.0.0');
1268 872 $new_version = '2.2.2';
1269 -
873 +
1270 874 // Only run this once for the update to 2.2.2
1271 875 $update_handled = get_option('mxchat_live_agent_update_2_2_2_handled', false);
1272 -
876 +
1273 877 // Check if we're upgrading TO 2.2.2 and haven't handled this yet
1274 878 if (version_compare($current_version, $new_version, '<') && !$update_handled) {
1275 879 $options = get_option('mxchat_options', array());
1276 -
880 +
1277 881 // Check if live agent was previously enabled
1278 882 if (isset($options['live_agent_status']) && $options['live_agent_status'] === 'on') {
1279 883 // Disable live agent
1280 884 $options['live_agent_status'] = 'off';
1281 885 update_option('mxchat_options', $options);
1282 -
886 +
1283 887 // Set flag to show the notification banner
1284 888 update_option('mxchat_show_live_agent_disabled_notice', true);
1285 889 }
1286 -
890 +
1287 891 // Mark this update as handled
1288 892 update_option('mxchat_live_agent_update_2_2_2_handled', true);
1289 893 }
1290 894 }
1291 895
1292 -/**
1293 - * Handle theme migration notice for version 3.0.1
1294 - * Shows a dismissible notice to Pro users about migrating AI-generated themes
1295 - */
1296 -function mxchat_handle_theme_migration_notice() {
1297 - // Get the CURRENT stored version (before it gets updated)
1298 - $current_version = get_option('mxchat_plugin_version', '0.0.0');
1299 - $target_version = '3.0.1';
1300 -
1301 - // Only run this once for the update to 3.0.1
1302 - $update_handled = get_option('mxchat_theme_migration_update_3_0_1_handled', false);
1303 -
1304 - // Check if we're upgrading TO 3.0.1 and haven't handled this yet
1305 - if (version_compare($current_version, $target_version, '<') && !$update_handled) {
1306 - // Check if Pro is activated - only show to Pro users
1307 - $license_status = get_option('mxchat_license_status', 'inactive');
1308 - $is_pro = ($license_status === 'active');
1309 -
1310 - if ($is_pro) {
1311 - // Set flag to show the theme migration notification banner
1312 - update_option('mxchat_show_theme_migration_notice', true);
1313 - }
1314 -
1315 - // Mark this update as handled (whether Pro or not)
1316 - update_option('mxchat_theme_migration_update_3_0_1_handled', true);
1317 - }
1318 -}
1319 -
1320 896 // Initialize plugin safely
1321 897 function mxchat_init() {
1322 898 // Include all class files first
1323 899 mxchat_include_classes();
@@ -1349,25 +925,10 @@
1349 925 // Initialize meta box class
1350 926 if (class_exists('MxChat_Meta_Box')) {
1351 927 new MxChat_Meta_Box();
1352 928 }
1353 -
1354 929 }
1355 -
1356 - // Initialize content generator globally — it registers wp_head hook
1357 - // for frontend CSS injection, plus wp_ajax_ hooks for admin.
1358 - if (class_exists('MxChat_Content_Generator')) {
1359 - new MxChat_Content_Generator();
1360 - }
1361 -
1362 - // Initialize REST API globally — endpoints must be registered on
1363 - // every request (admin and frontend) so they're reachable via /wp-json/.
1364 - // Endpoints are auth-gated and locked until the site owner generates
1365 - // a token in MxChat → API Access.
1366 - if (class_exists('MxChat_Rest_Api')) {
1367 - new MxChat_Rest_Api();
1368 - }
1369 -
930 +
1370 931 // Initialize public classes
1371 932 if (class_exists('MxChat_Public')) {
1372 933 $mxchat_public = new MxChat_Public();
1373 934 }
@@ -1411,41 +972,8 @@
1411 972 $checked = true;
1412 973
1413 974 mxchat_migrate_pinecone_roles_add_bot_id();
1414 975 mxchat_migrate_add_content_type_column();
1415 - mxchat_migrate_add_translations_table();
1416 -}
1417 -
1418 -/**
1419 - * Migration: Create transcript translations table (v3.0.4)
1420 - * For users upgrading from versions before 3.0.4
1421 - */
1422 -function mxchat_migrate_add_translations_table() {
1423 - $migration_key = 'mxchat_translations_table_created';
1424 -
1425 - // Check if migration already ran
1426 - if (get_option($migration_key)) {
1427 - return;
1428 - }
1429 -
1430 - // Create the translations table
1431 - mxchat_create_translations_table();
1432 -
1433 - // Mark migration as complete
1434 - update_option($migration_key, '3.0.4');
1435 -}
1436 -
1437 -/**
1438 - * Migration: Update deprecated Gemini embedding model (v3.0.5)
1439 - * Updates gemini-embedding-exp-03-07 to gemini-embedding-001 for users who had it selected
1440 - */
1441 -function mxchat_migrate_gemini_embedding_model() {
1442 - $options = get_option('mxchat_options', array());
1443 -
1444 - if (isset($options['embedding_model']) && $options['embedding_model'] === 'gemini-embedding-exp-03-07') {
1445 - $options['embedding_model'] = 'gemini-embedding-001';
1446 - update_option('mxchat_options', $options);
1447 - }
1448 976 }
1449 977
1450 978 // Register activation hook
1451 979 register_activation_hook(__FILE__, 'mxchat_activate');