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MxChat – AI Chatbot & Content Generation for WordPress / 2.6.1
MxChat – AI Chatbot & Content Generation for WordPress v2.6.1
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 +24 -479 3.2.42.6.1 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: 3.2.4
6 + * Version: 2.6.1
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',
@@ -259,11 +47,10 @@
259 47 'includes/class-mxchat-public.php',
260 48 'includes/class-mxchat-utils.php',
261 49 'includes/class-mxchat-user.php',
262 50 'includes/class-mxchat-meta-box.php',
263 - 'includes/class-mxchat-chunker.php',
51 + 'includes/pdf-parser/alt_autoload.php',
264 52 'includes/class-mxchat-word-handler.php',
265 - 'includes/class-mxchat-content-generator.php',
266 53 'admin/class-ajax-handler.php',
267 54 'admin/class-pinecone-manager.php',
268 55 'admin/class-knowledge-manager.php'
269 56 );
@@ -278,24 +65,8 @@
278 65 }
279 66 }
280 67
281 68 /**
282 - * Lazy-load the PDF parser library only when needed.
283 - * Avoids loading 44 files on every page request.
284 - */
285 -function mxchat_load_pdf_parser() {
286 - if (class_exists('\Smalot\PdfParser\Parser')) {
287 - return true;
288 - }
289 - $autoload_path = plugin_dir_path(__FILE__) . 'includes/pdf-parser/alt_autoload.php';
290 - if (file_exists($autoload_path)) {
291 - require_once $autoload_path;
292 - return true;
293 - }
294 - return false;
295 -}
296 -
297 -/**
298 69 * Create URL click tracking table
299 70 */
300 71 function mxchat_create_url_clicks_table() {
301 72 global $wpdb;
@@ -563,9 +334,9 @@
563 334
564 335 // Add index for bot_id
565 336 $wpdb->query("ALTER TABLE {$table_name} ADD KEY bot_id (bot_id)");
566 337
567 - //error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
338 + error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
568 339 }
569 340
570 341 // Mark migration as complete
571 342 update_option('mxchat_pinecone_roles_migration_version', '2.5.2');
@@ -600,9 +371,9 @@
600 371
601 372 // Add index for better query performance
602 373 $wpdb->query("ALTER TABLE {$table_name} ADD KEY content_type (content_type)");
603 374
604 - //error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
375 + error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
605 376 }
606 377
607 378 // Mark migration as complete
608 379 update_option('mxchat_content_type_migration_version', '2.5.6');
@@ -608,33 +379,8 @@
608 379 update_option('mxchat_content_type_migration_version', '2.5.6');
609 380 }
610 381
611 382 /**
612 - * 3.2.4: Backfill the active embedding model option for installs that already
613 - * have KB content but no stamped model. The mismatch warning compares this
614 - * against the user's currently selected model — no per-row column needed.
615 - */
616 -function mxchat_backfill_active_embedding_model() {
617 - global $wpdb;
618 -
619 - if (get_option('mxchat_active_embedding_model', '') !== '') {
620 - return;
621 - }
622 -
623 - $kb_table = $wpdb->prefix . 'mxchat_system_prompt_content';
624 - if ($wpdb->get_var("SHOW TABLES LIKE '{$kb_table}'") !== $kb_table) {
625 - return;
626 - }
627 -
628 - $kb_count = (int) $wpdb->get_var("SELECT COUNT(*) FROM {$kb_table}");
629 - if ($kb_count > 0) {
630 - $options = get_option('mxchat_options', array());
631 - $current_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
632 - update_option('mxchat_active_embedding_model', $current_model, false);
633 - }
634 -}
635 -
636 -/**
637 383 * 2.5.2: Create queue processing tables for reliable background processing
638 384 */
639 385 function mxchat_create_queue_tables() {
640 386 global $wpdb;
@@ -682,32 +428,8 @@
682 428 //error_log("MxChat: Queue tables created/updated successfully");
683 429 }
684 430
685 431 /**
686 - * Create transcript translations table for persisting translations
687 - */
688 -function mxchat_create_translations_table() {
689 - global $wpdb;
690 - $charset_collate = $wpdb->get_charset_collate();
691 -
692 - $table_name = $wpdb->prefix . 'mxchat_transcript_translations';
693 - $sql = "CREATE TABLE $table_name (
694 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
695 - session_id varchar(255) NOT NULL,
696 - language_code varchar(10) NOT NULL,
697 - translations longtext NOT NULL,
698 - created_at datetime NOT NULL,
699 - updated_at datetime NOT NULL,
700 - PRIMARY KEY (id),
701 - UNIQUE KEY session_lang (session_id, language_code),
702 - KEY session_id (session_id)
703 - ) $charset_collate;";
704 -
705 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
706 - dbDelta($sql);
707 -}
708 -
709 -/**
710 432 * 2.5.2: Fix URL column size to support long URLs (especially with UTF-8 encoding)
711 433 * This fixes "url, source_url. The supplied values may be too long" errors
712 434 */
713 435 function mxchat_fix_url_column_size() {
@@ -730,80 +452,22 @@
730 452
731 453 /**
732 454 * Migrate deprecated AI models to their replacements
733 455 * Version 2.5.1: Migrate Claude 3.5 Sonnet (deprecated) to Claude 3.7 Sonnet
734 - * Version 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
735 - * Without utf8mb4, any bot response containing emojis silently fails to insert.
736 456 */
737 -function mxchat_migrate_transcripts_charset() {
738 - global $wpdb;
739 - $table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
740 - $wpdb->query("ALTER TABLE $table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
741 -}
742 -
743 -/**
744 - * Version 3.0.55: Migrate GPT-4 series models (deprecated 2026-02-17) to GPT-5 series
745 - */
746 457 function mxchat_migrate_deprecated_models() {
747 458 $options = get_option('mxchat_options', array());
748 - $migrated = false;
749 - $migration_message = '';
750 -
751 - if (!isset($options['model'])) {
752 - return;
753 - }
754 -
755 - $current_model = $options['model'];
756 -
757 - // Migrate deprecated Claude models to Claude Opus 4.6 (recommended replacement per Anthropic)
758 - $deprecated_claude_models = array(
759 - 'claude-3-5-sonnet-20240620', // Retired Oct 28, 2025
760 - 'claude-3-5-sonnet-20241022', // Retired Oct 28, 2025
761 - 'claude-3-7-sonnet-20250219', // Retiring Feb 19, 2026
762 - 'claude-3-opus-20240229', // Retired Jan 5, 2026
763 - 'claude-3-sonnet-20240229', // Legacy
764 - 'claude-3-haiku-20240307', // Legacy
765 - );
766 - if (in_array($current_model, $deprecated_claude_models, true)) {
767 - $options['model'] = 'claude-opus-4-6';
768 - $migrated = true;
769 - $migration_message = sprintf(
770 - 'Your chatbot model has been automatically updated from %s to Claude Opus 4.6 due to Anthropic deprecating older Claude models.',
771 - $current_model
772 - );
773 - }
774 -
775 - // Migrate deprecated Claude Haiku 3.5 to Claude Haiku 4.5
776 - if ($current_model === 'claude-3-5-haiku-20241022') {
777 - $options['model'] = 'claude-haiku-4-5-20251001';
778 - $migrated = true;
779 - $migration_message = 'Your chatbot model has been automatically updated from Claude Haiku 3.5 to Claude Haiku 4.5 due to Anthropic deprecating the older model.';
780 - }
781 -
782 - // Migrate deprecated GPT-4 series and GPT-3.5 Turbo to GPT-5.1 Chat Latest
783 - if (in_array($current_model, array('gpt-4o', 'gpt-4.1-2025-04-14', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo'), true)) {
784 - $options['model'] = 'gpt-5.1-chat-latest';
785 - $migrated = true;
786 - $migration_message = sprintf(
787 - 'Your chatbot model has been automatically updated from %s to GPT-5.1 Chat Latest due to OpenAI deprecating older models.',
788 - $current_model
789 - );
790 - }
791 -
792 - // Migrate deprecated GPT-4o Mini and GPT-4.1 Mini to GPT-5 Mini
793 - if (in_array($current_model, array('gpt-4o-mini', 'gpt-4.1-mini'), true)) {
794 - $options['model'] = 'gpt-5-mini';
795 - $migrated = true;
796 - $migration_message = sprintf(
797 - 'Your chatbot model has been automatically updated from %s to GPT-5 Mini due to OpenAI deprecating GPT-4 series models.',
798 - $current_model
799 - );
800 - }
801 -
802 - if ($migrated) {
459 +
460 + // Check if model is set and is the deprecated Claude 3.5 Sonnet
461 + if (isset($options['model']) && $options['model'] === 'claude-3-5-sonnet-20241022') {
462 + // Update to Claude 3.7 Sonnet (the replacement model)
463 + $options['model'] = 'claude-3-7-sonnet-20250219';
803 464 update_option('mxchat_options', $options);
465 +
466 + // Set a flag to show admin notice
804 467 update_option('mxchat_model_migrated_notice', true);
805 - update_option('mxchat_model_migration_message', $migration_message);
468 +
469 + //error_log('MxChat: Migrated deprecated Claude 3.5 Sonnet to Claude 3.7 Sonnet');
806 470 }
807 471 }
808 472
809 473 /**
@@ -810,19 +474,17 @@
810 474 * Show admin notice after model migration
811 475 */
812 476 function mxchat_show_migration_notice() {
813 477 if (get_option('mxchat_model_migrated_notice')) {
814 - $migration_message = get_option('mxchat_model_migration_message', __('Your chatbot model has been automatically updated due to a model deprecation.', 'mxchat'));
815 478 ?>
816 479 <div class="notice notice-info is-dismissible">
817 480 <p>
818 481 <strong><?php esc_html_e('MxChat Model Updated', 'mxchat'); ?></strong><br>
819 - <?php echo esc_html($migration_message); ?>
482 + <?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'); ?>
820 483 </p>
821 484 </div>
822 485 <?php
823 486 delete_option('mxchat_model_migrated_notice');
824 - delete_option('mxchat_model_migration_message');
825 487 }
826 488 }
827 489
828 490 function mxchat_activate() {
@@ -862,26 +524,13 @@
862 524 enabled_bots LONGTEXT DEFAULT NULL,
863 525 PRIMARY KEY (id)
864 526 ) $charset_collate;";
865 527
866 - // Individual Intent Phrases Table - each phrase gets its own embedding vector
867 - $intent_phrases_table = $wpdb->prefix . 'mxchat_intent_phrases';
868 - $sql_intent_phrases_table = "CREATE TABLE $intent_phrases_table (
869 - id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
870 - intent_id BIGINT(20) UNSIGNED NOT NULL,
871 - phrase TEXT NOT NULL,
872 - embedding_vector LONGTEXT NOT NULL,
873 - created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
874 - PRIMARY KEY (id),
875 - KEY intent_id (intent_id)
876 - ) $charset_collate;";
877 -
878 528 require_once ABSPATH . 'wp-admin/includes/upgrade.php';
879 529
880 530 // Create other tables
881 531 dbDelta($sql_system_prompt);
882 532 dbDelta($sql_intents_table);
883 - dbDelta($sql_intent_phrases_table);
884 533
885 534 // Create URL click tracking table
886 535 mxchat_create_url_clicks_table();
887 536
@@ -890,11 +539,8 @@
890 539
891 540 // NEW 2.5.2: Create queue processing tables
892 541 mxchat_create_queue_tables();
893 542
894 - // Create transcript translations table
895 - mxchat_create_translations_table();
896 -
897 543 // Ensure additional columns in system prompt table
898 544 $existing_system_columns = $wpdb->get_results("SHOW COLUMNS FROM $system_prompt_table");
899 545 if (!empty($existing_system_columns)) {
900 546 $existing_system_column_names = array_column($existing_system_columns, 'Field');
@@ -937,11 +583,8 @@
937 583
938 584 // Run migration for existing installations
939 585 mxchat_migrate_pinecone_roles_add_bot_id();
940 586
941 - // 3.2.4: Backfill active embedding model option (replaces 3.2.3 column-based tracking)
942 - mxchat_backfill_active_embedding_model();
943 -
944 587 // Setup cron jobs
945 588 mxchat_setup_cron_jobs();
946 589
947 590 // Update version
@@ -1059,14 +702,11 @@
1059 702
1060 703 // Version-specific migrations
1061 704 if ($current_version !== $plugin_version) {
1062 705 //error_log("MxChat: Version change detected: $current_version -> $plugin_version");
1063 -
706 +
1064 707 // Run live agent update BEFORE updating the stored version
1065 708 mxchat_handle_live_agent_update();
1066 -
1067 - // Run theme migration notice for 3.0.1 (AI theme CSS structure changes)
1068 - mxchat_handle_theme_migration_notice();
1069 709
1070 710 // Run role restriction migration for 2.4.1
1071 711 if (version_compare($current_version, '2.4.1', '<')) {
1072 712 mxchat_add_role_restriction_column();
@@ -1095,35 +735,8 @@
1095 735 mxchat_ensure_all_columns($chat_table);
1096 736 //error_log("MxChat: rag_context column migration for 2.6.0");
1097 737 }
1098 738
1099 - // 3.0.5: Migrate deprecated Gemini embedding model
1100 - if (version_compare($current_version, '3.0.5', '<')) {
1101 - mxchat_migrate_gemini_embedding_model();
1102 - }
1103 -
1104 - // 3.0.6: Migrate deprecated OpenAI and Claude models
1105 - if (version_compare($current_version, '3.0.6', '<')) {
1106 - mxchat_migrate_deprecated_models();
1107 - }
1108 -
1109 - // 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
1110 - if (version_compare($current_version, '3.1.2', '<')) {
1111 - mxchat_migrate_transcripts_charset();
1112 - }
1113 -
1114 - // 3.1.7: Clean up stale shared session email/name entries
1115 - if (version_compare($current_version, '3.1.7', '<')) {
1116 - delete_option('mxchat_email_null');
1117 - delete_option('mxchat_name_null');
1118 - }
1119 -
1120 - // 3.2.4: Backfill active embedding model option for the warning UI
1121 - // (replaces the per-row column tracking from 3.2.3, which was reverted)
1122 - if (version_compare($current_version, '3.2.4', '<')) {
1123 - mxchat_backfill_active_embedding_model();
1124 - }
1125 -
1126 739 // Run full activation to ensure everything is up to date
1127 740 mxchat_activate();
1128 741
1129 742 // Run migration functions
@@ -1255,59 +868,31 @@
1255 868 function mxchat_handle_live_agent_update() {
1256 869 // Get the CURRENT stored version (before it gets updated)
1257 870 $current_version = get_option('mxchat_plugin_version', '0.0.0');
1258 871 $new_version = '2.2.2';
1259 -
872 +
1260 873 // Only run this once for the update to 2.2.2
1261 874 $update_handled = get_option('mxchat_live_agent_update_2_2_2_handled', false);
1262 -
875 +
1263 876 // Check if we're upgrading TO 2.2.2 and haven't handled this yet
1264 877 if (version_compare($current_version, $new_version, '<') && !$update_handled) {
1265 878 $options = get_option('mxchat_options', array());
1266 -
879 +
1267 880 // Check if live agent was previously enabled
1268 881 if (isset($options['live_agent_status']) && $options['live_agent_status'] === 'on') {
1269 882 // Disable live agent
1270 883 $options['live_agent_status'] = 'off';
1271 884 update_option('mxchat_options', $options);
1272 -
885 +
1273 886 // Set flag to show the notification banner
1274 887 update_option('mxchat_show_live_agent_disabled_notice', true);
1275 888 }
1276 -
889 +
1277 890 // Mark this update as handled
1278 891 update_option('mxchat_live_agent_update_2_2_2_handled', true);
1279 892 }
1280 893 }
1281 894
1282 -/**
1283 - * Handle theme migration notice for version 3.0.1
1284 - * Shows a dismissible notice to Pro users about migrating AI-generated themes
1285 - */
1286 -function mxchat_handle_theme_migration_notice() {
1287 - // Get the CURRENT stored version (before it gets updated)
1288 - $current_version = get_option('mxchat_plugin_version', '0.0.0');
1289 - $target_version = '3.0.1';
1290 -
1291 - // Only run this once for the update to 3.0.1
1292 - $update_handled = get_option('mxchat_theme_migration_update_3_0_1_handled', false);
1293 -
1294 - // Check if we're upgrading TO 3.0.1 and haven't handled this yet
1295 - if (version_compare($current_version, $target_version, '<') && !$update_handled) {
1296 - // Check if Pro is activated - only show to Pro users
1297 - $license_status = get_option('mxchat_license_status', 'inactive');
1298 - $is_pro = ($license_status === 'active');
1299 -
1300 - if ($is_pro) {
1301 - // Set flag to show the theme migration notification banner
1302 - update_option('mxchat_show_theme_migration_notice', true);
1303 - }
1304 -
1305 - // Mark this update as handled (whether Pro or not)
1306 - update_option('mxchat_theme_migration_update_3_0_1_handled', true);
1307 - }
1308 -}
1309 -
1310 895 // Initialize plugin safely
1311 896 function mxchat_init() {
1312 897 // Include all class files first
1313 898 mxchat_include_classes();
@@ -1339,17 +924,10 @@
1339 924 // Initialize meta box class
1340 925 if (class_exists('MxChat_Meta_Box')) {
1341 926 new MxChat_Meta_Box();
1342 927 }
1343 -
1344 928 }
1345 -
1346 - // Initialize content generator globally — it registers wp_head hook
1347 - // for frontend CSS injection, plus wp_ajax_ hooks for admin.
1348 - if (class_exists('MxChat_Content_Generator')) {
1349 - new MxChat_Content_Generator();
1350 - }
1351 -
929 +
1352 930 // Initialize public classes
1353 931 if (class_exists('MxChat_Public')) {
1354 932 $mxchat_public = new MxChat_Public();
1355 933 }
@@ -1393,41 +971,8 @@
1393 971 $checked = true;
1394 972
1395 973 mxchat_migrate_pinecone_roles_add_bot_id();
1396 974 mxchat_migrate_add_content_type_column();
1397 - mxchat_migrate_add_translations_table();
1398 -}
1399 -
1400 -/**
1401 - * Migration: Create transcript translations table (v3.0.4)
1402 - * For users upgrading from versions before 3.0.4
1403 - */
1404 -function mxchat_migrate_add_translations_table() {
1405 - $migration_key = 'mxchat_translations_table_created';
1406 -
1407 - // Check if migration already ran
1408 - if (get_option($migration_key)) {
1409 - return;
1410 - }
1411 -
1412 - // Create the translations table
1413 - mxchat_create_translations_table();
1414 -
1415 - // Mark migration as complete
1416 - update_option($migration_key, '3.0.4');
1417 -}
1418 -
1419 -/**
1420 - * Migration: Update deprecated Gemini embedding model (v3.0.5)
1421 - * Updates gemini-embedding-exp-03-07 to gemini-embedding-001 for users who had it selected
1422 - */
1423 -function mxchat_migrate_gemini_embedding_model() {
1424 - $options = get_option('mxchat_options', array());
1425 -
1426 - if (isset($options['embedding_model']) && $options['embedding_model'] === 'gemini-embedding-exp-03-07') {
1427 - $options['embedding_model'] = 'gemini-embedding-001';
1428 - update_option('mxchat_options', $options);
1429 - }
1430 975 }
1431 976
1432 977 // Register activation hook
1433 978 register_activation_hook(__FILE__, 'mxchat_activate');