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MxChat – AI Chatbot & Content Generation for WordPress / 2.5.6
MxChat – AI Chatbot & Content Generation for WordPress v2.5.6
3.2.21 3.2.20 3.2.19 3.2.18 3.2.17 3.2.16 3.2.15 3.2.14 3.2.12 3.2.13 3.2.11 3.2.10 3.2.9 3.2.8 3.2.7 3.2.6 3.2.5 3.2.4 3.2.3 3.2.2 3.2.1 2.0.3 2.0.4 2.0.5 2.0.6 All 152 releases
← All changes | mxchat-basic.php +28 -483 3.2.22.5.6 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: 3.2.2
6 + * Version: 2.5.6
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
@@ -15,243 +15,20 @@
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 - $domain = 'mxchat';
35 - $locale = determine_locale();
36 -
37 - // First, try to load from /wp-content/languages/plugins/ (preserved during updates)
38 - $mo_file = WP_LANG_DIR . '/plugins/' . $domain . '-' . $locale . '.mo';
39 - if (file_exists($mo_file)) {
40 - load_textdomain($domain, $mo_file);
41 - return;
42 - }
43 -
44 - // Fallback to plugin's /languages directory
45 - load_plugin_textdomain($domain, false, dirname(plugin_basename(__FILE__)) . '/languages');
27 + load_plugin_textdomain('mxchat', false, dirname(plugin_basename(__FILE__)) . '/languages');
46 28 }
47 29 add_action('init', 'mxchat_load_textdomain');
48 30
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 31 // Include classes with error handling
255 32 function mxchat_include_classes() {
256 33 $class_files = array(
257 34 'includes/class-mxchat-integrator.php',
@@ -259,11 +36,10 @@
259 36 'includes/class-mxchat-public.php',
260 37 'includes/class-mxchat-utils.php',
261 38 'includes/class-mxchat-user.php',
262 39 'includes/class-mxchat-meta-box.php',
263 - 'includes/class-mxchat-chunker.php',
40 + 'includes/pdf-parser/alt_autoload.php',
264 41 'includes/class-mxchat-word-handler.php',
265 - 'includes/class-mxchat-content-generator.php',
266 42 'admin/class-ajax-handler.php',
267 43 'admin/class-pinecone-manager.php',
268 44 'admin/class-knowledge-manager.php'
269 45 );
@@ -278,24 +54,8 @@
278 54 }
279 55 }
280 56
281 57 /**
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 58 * Create URL click tracking table
299 59 */
300 60 function mxchat_create_url_clicks_table() {
301 61 global $wpdb;
@@ -378,13 +138,12 @@
378 138
379 139 // Define all required columns and their types
380 140 $required_columns = [
381 141 'user_identifier' => 'VARCHAR(255) DEFAULT NULL',
382 - 'user_email' => 'VARCHAR(255) DEFAULT NULL',
142 + 'user_email' => 'VARCHAR(255) DEFAULT NULL',
383 143 'user_name' => 'VARCHAR(100) DEFAULT NULL',
384 144 'originating_page_url' => 'TEXT DEFAULT NULL',
385 - 'originating_page_title' => 'VARCHAR(500) DEFAULT NULL',
386 - 'rag_context' => 'LONGTEXT DEFAULT NULL'
145 + 'originating_page_title' => 'VARCHAR(500) DEFAULT NULL'
387 146 ];
388 147
389 148 // Get existing columns
390 149 $existing_columns = $wpdb->get_results("SHOW COLUMNS FROM $table_name");
@@ -563,9 +322,9 @@
563 322
564 323 // Add index for bot_id
565 324 $wpdb->query("ALTER TABLE {$table_name} ADD KEY bot_id (bot_id)");
566 325
567 - //error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
326 + error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
568 327 }
569 328
570 329 // Mark migration as complete
571 330 update_option('mxchat_pinecone_roles_migration_version', '2.5.2');
@@ -600,9 +359,9 @@
600 359
601 360 // Add index for better query performance
602 361 $wpdb->query("ALTER TABLE {$table_name} ADD KEY content_type (content_type)");
603 362
604 - //error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
363 + error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
605 364 }
606 365
607 366 // Mark migration as complete
608 367 update_option('mxchat_content_type_migration_version', '2.5.6');
@@ -657,32 +416,8 @@
657 416 //error_log("MxChat: Queue tables created/updated successfully");
658 417 }
659 418
660 419 /**
661 - * Create transcript translations table for persisting translations
662 - */
663 -function mxchat_create_translations_table() {
664 - global $wpdb;
665 - $charset_collate = $wpdb->get_charset_collate();
666 -
667 - $table_name = $wpdb->prefix . 'mxchat_transcript_translations';
668 - $sql = "CREATE TABLE $table_name (
669 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
670 - session_id varchar(255) NOT NULL,
671 - language_code varchar(10) NOT NULL,
672 - translations longtext NOT NULL,
673 - created_at datetime NOT NULL,
674 - updated_at datetime NOT NULL,
675 - PRIMARY KEY (id),
676 - UNIQUE KEY session_lang (session_id, language_code),
677 - KEY session_id (session_id)
678 - ) $charset_collate;";
679 -
680 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
681 - dbDelta($sql);
682 -}
683 -
684 -/**
685 420 * 2.5.2: Fix URL column size to support long URLs (especially with UTF-8 encoding)
686 421 * This fixes "url, source_url. The supplied values may be too long" errors
687 422 */
688 423 function mxchat_fix_url_column_size() {
@@ -705,80 +440,22 @@
705 440
706 441 /**
707 442 * Migrate deprecated AI models to their replacements
708 443 * Version 2.5.1: Migrate Claude 3.5 Sonnet (deprecated) to Claude 3.7 Sonnet
709 - * Version 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
710 - * Without utf8mb4, any bot response containing emojis silently fails to insert.
711 444 */
712 -function mxchat_migrate_transcripts_charset() {
713 - global $wpdb;
714 - $table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
715 - $wpdb->query("ALTER TABLE $table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
716 -}
717 -
718 -/**
719 - * Version 3.0.55: Migrate GPT-4 series models (deprecated 2026-02-17) to GPT-5 series
720 - */
721 445 function mxchat_migrate_deprecated_models() {
722 446 $options = get_option('mxchat_options', array());
723 - $migrated = false;
724 - $migration_message = '';
725 -
726 - if (!isset($options['model'])) {
727 - return;
728 - }
729 -
730 - $current_model = $options['model'];
731 -
732 - // Migrate deprecated Claude models to Claude Opus 4.6 (recommended replacement per Anthropic)
733 - $deprecated_claude_models = array(
734 - 'claude-3-5-sonnet-20240620', // Retired Oct 28, 2025
735 - 'claude-3-5-sonnet-20241022', // Retired Oct 28, 2025
736 - 'claude-3-7-sonnet-20250219', // Retiring Feb 19, 2026
737 - 'claude-3-opus-20240229', // Retired Jan 5, 2026
738 - 'claude-3-sonnet-20240229', // Legacy
739 - 'claude-3-haiku-20240307', // Legacy
740 - );
741 - if (in_array($current_model, $deprecated_claude_models, true)) {
742 - $options['model'] = 'claude-opus-4-6';
743 - $migrated = true;
744 - $migration_message = sprintf(
745 - 'Your chatbot model has been automatically updated from %s to Claude Opus 4.6 due to Anthropic deprecating older Claude models.',
746 - $current_model
747 - );
748 - }
749 -
750 - // Migrate deprecated Claude Haiku 3.5 to Claude Haiku 4.5
751 - if ($current_model === 'claude-3-5-haiku-20241022') {
752 - $options['model'] = 'claude-haiku-4-5-20251001';
753 - $migrated = true;
754 - $migration_message = 'Your chatbot model has been automatically updated from Claude Haiku 3.5 to Claude Haiku 4.5 due to Anthropic deprecating the older model.';
755 - }
756 -
757 - // Migrate deprecated GPT-4 series and GPT-3.5 Turbo to GPT-5.1 Chat Latest
758 - if (in_array($current_model, array('gpt-4o', 'gpt-4.1-2025-04-14', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo'), true)) {
759 - $options['model'] = 'gpt-5.1-chat-latest';
760 - $migrated = true;
761 - $migration_message = sprintf(
762 - 'Your chatbot model has been automatically updated from %s to GPT-5.1 Chat Latest due to OpenAI deprecating older models.',
763 - $current_model
764 - );
765 - }
766 -
767 - // Migrate deprecated GPT-4o Mini and GPT-4.1 Mini to GPT-5 Mini
768 - if (in_array($current_model, array('gpt-4o-mini', 'gpt-4.1-mini'), true)) {
769 - $options['model'] = 'gpt-5-mini';
770 - $migrated = true;
771 - $migration_message = sprintf(
772 - 'Your chatbot model has been automatically updated from %s to GPT-5 Mini due to OpenAI deprecating GPT-4 series models.',
773 - $current_model
774 - );
775 - }
776 -
777 - if ($migrated) {
447 +
448 + // Check if model is set and is the deprecated Claude 3.5 Sonnet
449 + if (isset($options['model']) && $options['model'] === 'claude-3-5-sonnet-20241022') {
450 + // Update to Claude 3.7 Sonnet (the replacement model)
451 + $options['model'] = 'claude-3-7-sonnet-20250219';
778 452 update_option('mxchat_options', $options);
453 +
454 + // Set a flag to show admin notice
779 455 update_option('mxchat_model_migrated_notice', true);
780 - update_option('mxchat_model_migration_message', $migration_message);
456 +
457 + //error_log('MxChat: Migrated deprecated Claude 3.5 Sonnet to Claude 3.7 Sonnet');
781 458 }
782 459 }
783 460
784 461 /**
@@ -785,19 +462,17 @@
785 462 * Show admin notice after model migration
786 463 */
787 464 function mxchat_show_migration_notice() {
788 465 if (get_option('mxchat_model_migrated_notice')) {
789 - $migration_message = get_option('mxchat_model_migration_message', __('Your chatbot model has been automatically updated due to a model deprecation.', 'mxchat'));
790 466 ?>
791 467 <div class="notice notice-info is-dismissible">
792 468 <p>
793 469 <strong><?php esc_html_e('MxChat Model Updated', 'mxchat'); ?></strong><br>
794 - <?php echo esc_html($migration_message); ?>
470 + <?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'); ?>
795 471 </p>
796 472 </div>
797 473 <?php
798 474 delete_option('mxchat_model_migrated_notice');
799 - delete_option('mxchat_model_migration_message');
800 475 }
801 476 }
802 477
803 478 function mxchat_activate() {
@@ -837,26 +512,13 @@
837 512 enabled_bots LONGTEXT DEFAULT NULL,
838 513 PRIMARY KEY (id)
839 514 ) $charset_collate;";
840 515
841 - // Individual Intent Phrases Table - each phrase gets its own embedding vector
842 - $intent_phrases_table = $wpdb->prefix . 'mxchat_intent_phrases';
843 - $sql_intent_phrases_table = "CREATE TABLE $intent_phrases_table (
844 - id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
845 - intent_id BIGINT(20) UNSIGNED NOT NULL,
846 - phrase TEXT NOT NULL,
847 - embedding_vector LONGTEXT NOT NULL,
848 - created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
849 - PRIMARY KEY (id),
850 - KEY intent_id (intent_id)
851 - ) $charset_collate;";
852 -
853 516 require_once ABSPATH . 'wp-admin/includes/upgrade.php';
854 517
855 518 // Create other tables
856 519 dbDelta($sql_system_prompt);
857 520 dbDelta($sql_intents_table);
858 - dbDelta($sql_intent_phrases_table);
859 521
860 522 // Create URL click tracking table
861 523 mxchat_create_url_clicks_table();
862 524
@@ -865,11 +527,8 @@
865 527
866 528 // NEW 2.5.2: Create queue processing tables
867 529 mxchat_create_queue_tables();
868 530
869 - // Create transcript translations table
870 - mxchat_create_translations_table();
871 -
872 531 // Ensure additional columns in system prompt table
873 532 $existing_system_columns = $wpdb->get_results("SHOW COLUMNS FROM $system_prompt_table");
874 533 if (!empty($existing_system_columns)) {
875 534 $existing_system_column_names = array_column($existing_system_columns, 'Field');
@@ -947,21 +606,8 @@
947 606 } else {
948 607 // Clear fallback flags if cron scheduling succeeded
949 608 delete_option('mxchat_use_fallback_rate_limits');
950 609 }
951 -
952 - // Schedule transcript cleanup if configured
953 - $transcript_options = get_option('mxchat_transcripts_options', array());
954 - $cleanup_interval = isset($transcript_options['mxchat_auto_delete_transcripts']) ? $transcript_options['mxchat_auto_delete_transcripts'] : 'never';
955 -
956 - if ($cleanup_interval !== 'never') {
957 - // Check if not already scheduled
958 - if (!wp_next_scheduled('mxchat_cleanup_old_transcripts')) {
959 - // Schedule to run daily at 3 AM
960 - $next_run = strtotime('tomorrow 3:00 AM');
961 - wp_schedule_event($next_run, 'daily', 'mxchat_cleanup_old_transcripts');
962 - }
963 - }
964 610 }
965 611
966 612 /**
967 613 * Clean up on plugin deactivation
@@ -968,10 +614,8 @@
968 614 */
969 615 function mxchat_deactivate() {
970 616 // Clear scheduled cron jobs
971 617 wp_clear_scheduled_hook('mxchat_reset_rate_limits');
972 - wp_clear_scheduled_hook('mxchat_cleanup_old_transcripts');
973 - wp_clear_scheduled_hook('mxchat_send_delayed_transcript');
974 618
975 619 // Clear fallback options
976 620 delete_option('mxchat_use_fallback_rate_limits');
977 621 delete_option('mxchat_next_rate_limit_check');
@@ -1031,14 +675,11 @@
1031 675
1032 676 // Version-specific migrations
1033 677 if ($current_version !== $plugin_version) {
1034 678 //error_log("MxChat: Version change detected: $current_version -> $plugin_version");
1035 -
679 +
1036 680 // Run live agent update BEFORE updating the stored version
1037 681 mxchat_handle_live_agent_update();
1038 -
1039 - // Run theme migration notice for 3.0.1 (AI theme CSS structure changes)
1040 - mxchat_handle_theme_migration_notice();
1041 682
1042 683 // Run role restriction migration for 2.4.1
1043 684 if (version_compare($current_version, '2.4.1', '<')) {
1044 685 mxchat_add_role_restriction_column();
@@ -1059,37 +700,9 @@
1059 700 mxchat_create_queue_tables();
1060 701 mxchat_fix_url_column_size(); // NEW: Fix URL column size for long URLs
1061 702 //error_log("MxChat: Queue tables created and URL columns updated for upgrade to 2.5.2");
1062 703 }
1063 -
1064 - // 2.6.0: Ensure rag_context column exists for retrieved documents feature
1065 - if (version_compare($current_version, '2.6.0', '<')) {
1066 - $chat_table = $wpdb->prefix . 'mxchat_chat_transcripts';
1067 - mxchat_ensure_all_columns($chat_table);
1068 - //error_log("MxChat: rag_context column migration for 2.6.0");
1069 - }
1070 -
1071 - // 3.0.5: Migrate deprecated Gemini embedding model
1072 - if (version_compare($current_version, '3.0.5', '<')) {
1073 - mxchat_migrate_gemini_embedding_model();
1074 - }
1075 -
1076 - // 3.0.6: Migrate deprecated OpenAI and Claude models
1077 - if (version_compare($current_version, '3.0.6', '<')) {
1078 - mxchat_migrate_deprecated_models();
1079 - }
1080 -
1081 - // 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
1082 - if (version_compare($current_version, '3.1.2', '<')) {
1083 - mxchat_migrate_transcripts_charset();
1084 - }
1085 -
1086 - // 3.1.7: Clean up stale shared session email/name entries
1087 - if (version_compare($current_version, '3.1.7', '<')) {
1088 - delete_option('mxchat_email_null');
1089 - delete_option('mxchat_name_null');
1090 - }
1091 -
704 +
1092 705 // Run full activation to ensure everything is up to date
1093 706 mxchat_activate();
1094 707
1095 708 // Run migration functions
@@ -1221,59 +834,31 @@
1221 834 function mxchat_handle_live_agent_update() {
1222 835 // Get the CURRENT stored version (before it gets updated)
1223 836 $current_version = get_option('mxchat_plugin_version', '0.0.0');
1224 837 $new_version = '2.2.2';
1225 -
838 +
1226 839 // Only run this once for the update to 2.2.2
1227 840 $update_handled = get_option('mxchat_live_agent_update_2_2_2_handled', false);
1228 -
841 +
1229 842 // Check if we're upgrading TO 2.2.2 and haven't handled this yet
1230 843 if (version_compare($current_version, $new_version, '<') && !$update_handled) {
1231 844 $options = get_option('mxchat_options', array());
1232 -
845 +
1233 846 // Check if live agent was previously enabled
1234 847 if (isset($options['live_agent_status']) && $options['live_agent_status'] === 'on') {
1235 848 // Disable live agent
1236 849 $options['live_agent_status'] = 'off';
1237 850 update_option('mxchat_options', $options);
1238 -
851 +
1239 852 // Set flag to show the notification banner
1240 853 update_option('mxchat_show_live_agent_disabled_notice', true);
1241 854 }
1242 -
855 +
1243 856 // Mark this update as handled
1244 857 update_option('mxchat_live_agent_update_2_2_2_handled', true);
1245 858 }
1246 859 }
1247 860
1248 -/**
1249 - * Handle theme migration notice for version 3.0.1
1250 - * Shows a dismissible notice to Pro users about migrating AI-generated themes
1251 - */
1252 -function mxchat_handle_theme_migration_notice() {
1253 - // Get the CURRENT stored version (before it gets updated)
1254 - $current_version = get_option('mxchat_plugin_version', '0.0.0');
1255 - $target_version = '3.0.1';
1256 -
1257 - // Only run this once for the update to 3.0.1
1258 - $update_handled = get_option('mxchat_theme_migration_update_3_0_1_handled', false);
1259 -
1260 - // Check if we're upgrading TO 3.0.1 and haven't handled this yet
1261 - if (version_compare($current_version, $target_version, '<') && !$update_handled) {
1262 - // Check if Pro is activated - only show to Pro users
1263 - $license_status = get_option('mxchat_license_status', 'inactive');
1264 - $is_pro = ($license_status === 'active');
1265 -
1266 - if ($is_pro) {
1267 - // Set flag to show the theme migration notification banner
1268 - update_option('mxchat_show_theme_migration_notice', true);
1269 - }
1270 -
1271 - // Mark this update as handled (whether Pro or not)
1272 - update_option('mxchat_theme_migration_update_3_0_1_handled', true);
1273 - }
1274 -}
1275 -
1276 861 // Initialize plugin safely
1277 862 function mxchat_init() {
1278 863 // Include all class files first
1279 864 mxchat_include_classes();
@@ -1305,17 +890,10 @@
1305 890 // Initialize meta box class
1306 891 if (class_exists('MxChat_Meta_Box')) {
1307 892 new MxChat_Meta_Box();
1308 893 }
1309 -
1310 894 }
1311 -
1312 - // Initialize content generator globally — it registers wp_head hook
1313 - // for frontend CSS injection, plus wp_ajax_ hooks for admin.
1314 - if (class_exists('MxChat_Content_Generator')) {
1315 - new MxChat_Content_Generator();
1316 - }
1317 -
895 +
1318 896 // Initialize public classes
1319 897 if (class_exists('MxChat_Public')) {
1320 898 $mxchat_public = new MxChat_Public();
1321 899 }
@@ -1359,41 +937,8 @@
1359 937 $checked = true;
1360 938
1361 939 mxchat_migrate_pinecone_roles_add_bot_id();
1362 940 mxchat_migrate_add_content_type_column();
1363 - mxchat_migrate_add_translations_table();
1364 -}
1365 -
1366 -/**
1367 - * Migration: Create transcript translations table (v3.0.4)
1368 - * For users upgrading from versions before 3.0.4
1369 - */
1370 -function mxchat_migrate_add_translations_table() {
1371 - $migration_key = 'mxchat_translations_table_created';
1372 -
1373 - // Check if migration already ran
1374 - if (get_option($migration_key)) {
1375 - return;
1376 - }
1377 -
1378 - // Create the translations table
1379 - mxchat_create_translations_table();
1380 -
1381 - // Mark migration as complete
1382 - update_option($migration_key, '3.0.4');
1383 -}
1384 -
1385 -/**
1386 - * Migration: Update deprecated Gemini embedding model (v3.0.5)
1387 - * Updates gemini-embedding-exp-03-07 to gemini-embedding-001 for users who had it selected
1388 - */
1389 -function mxchat_migrate_gemini_embedding_model() {
1390 - $options = get_option('mxchat_options', array());
1391 -
1392 - if (isset($options['embedding_model']) && $options['embedding_model'] === 'gemini-embedding-exp-03-07') {
1393 - $options['embedding_model'] = 'gemini-embedding-001';
1394 - update_option('mxchat_options', $options);
1395 - }
1396 941 }
1397 942
1398 943 // Register activation hook
1399 944 register_activation_hook(__FILE__, 'mxchat_activate');