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MxChat – AI Chatbot & Content Generation for WordPress / 2.5.5
MxChat – AI Chatbot & Content Generation for WordPress v2.5.5
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 +35 -865 3.2.9 → 2.5.5 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: 3.2.9
6 + * Version: 2.5.5
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
@@ -15,339 +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 - * One-time migration: gemini-3-pro-preview was shut down by Google on March 9, 2026.
51 - * Existing installs with the dead ID get auto-remapped to gemini-3.1-pro-preview
52 - * (Google's official migration target) the first time admin_init fires after update.
53 - */
54 -add_action('admin_init', function () {
55 - if (get_option('mxchat_gemini_3_remap_done')) {
56 - return;
57 - }
58 - $opts = get_option('mxchat_options');
59 - if (is_array($opts) && isset($opts['model']) && $opts['model'] === 'gemini-3-pro-preview') {
60 - $opts['model'] = 'gemini-3.1-pro-preview';
61 - update_option('mxchat_options', $opts);
62 - }
63 - if (is_array($opts) && isset($opts['content_model']) && $opts['content_model'] === 'gemini-3-pro-preview') {
64 - $opts['content_model'] = 'gemini-3.1-pro-preview';
65 - update_option('mxchat_options', $opts);
66 - }
67 - update_option('mxchat_gemini_3_remap_done', 1);
68 -});
69 -
70 -/**
71 - * One-time migration: the Grok 2 family was retired by xAI (grok-2, grok-2-1212,
72 - * grok-2-latest, grok-2-vision-1212 all return 400 "Model not found"). Existing
73 - * installs with the dead ID get auto-remapped to grok-4-1-fast-non-reasoning
74 - * (modern, fast, broadly available) the first time admin_init fires after update.
75 - */
76 -add_action('admin_init', function () {
77 - if (get_option('mxchat_grok_2_remap_done')) {
78 - return;
79 - }
80 - $opts = get_option('mxchat_options');
81 - if (is_array($opts) && isset($opts['model']) && $opts['model'] === 'grok-2') {
82 - $opts['model'] = 'grok-4-1-fast-non-reasoning';
83 - update_option('mxchat_options', $opts);
84 - }
85 - if (is_array($opts) && isset($opts['content_model']) && $opts['content_model'] === 'grok-2') {
86 - $opts['content_model'] = 'grok-4-1-fast-non-reasoning';
87 - update_option('mxchat_options', $opts);
88 - }
89 - update_option('mxchat_grok_2_remap_done', 1);
90 -});
91 -
92 -/**
93 - * Exclude MxChat assets from caching plugin optimizations
94 - *
95 - * This prevents issues with WP Rocket, LiteSpeed Cache, Autoptimize, WP Super Cache,
96 - * W3 Total Cache, SG Optimizer, and similar plugins that may break the chatbot by
97 - * removing "unused" CSS, minifying/combining JS, or deferring/delaying jQuery.
98 - *
99 - * Both chat-script.js and floating-script.js depend on jQuery, so jQuery must also
100 - * be excluded from any optimization that changes load order or timing.
101 - */
102 -
103 -// ── WP Rocket ────────────────────────────────────────────────────────────────
104 -
105 -// Exclude from Remove Unused CSS (RUCSS)
106 -add_filter('rocket_rucss_inline_atts_exclusions', function($exclusions) {
107 - if (!is_array($exclusions)) $exclusions = array();
108 - $exclusions[] = 'mxchat';
109 - return $exclusions;
110 -});
111 -
112 -// Exclude CSS from minification/combination
113 -add_filter('rocket_exclude_css', function($excluded) {
114 - if (!is_array($excluded)) $excluded = array();
115 - $excluded[] = '/plugins/mxchat-basic/css/chat-style.css';
116 - return $excluded;
117 -});
118 -
119 -// Exclude JS from minification/combination
120 -add_filter('rocket_exclude_js', function($excluded) {
121 - if (!is_array($excluded)) $excluded = array();
122 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
123 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
124 - $excluded[] = '/jquery-core';
125 - $excluded[] = '/jquery.min.js';
126 - $excluded[] = '/jquery.js';
127 - $excluded[] = '/jquery-migrate';
128 - return $excluded;
129 -});
130 -
131 -// Exclude JS from defer
132 -add_filter('rocket_exclude_defer_js', function($excluded) {
133 - if (!is_array($excluded)) $excluded = array();
134 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
135 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
136 - $excluded[] = '/jquery-core';
137 - $excluded[] = '/jquery.min.js';
138 - $excluded[] = '/jquery.js';
139 - $excluded[] = '/jquery-migrate';
140 - return $excluded;
141 -});
142 -
143 -// Exclude from delay JS execution
144 -add_filter('rocket_delay_js_exclusions', function($excluded) {
145 - if (!is_array($excluded)) $excluded = array();
146 - $excluded[] = 'mxchat';
147 - $excluded[] = 'chat-script';
148 - $excluded[] = 'floating-script';
149 - $excluded[] = '/jquery-core';
150 - $excluded[] = '/jquery.min.js';
151 - $excluded[] = '/jquery.js';
152 - $excluded[] = '/jquery-migrate';
153 - return $excluded;
154 -});
155 -
156 -// ── LiteSpeed Cache ──────────────────────────────────────────────────────────
157 -
158 -// Exclude CSS from optimization
159 -add_filter('litespeed_optimize_css_excludes', function($excluded) {
160 - if (!is_array($excluded)) $excluded = array();
161 - $excluded[] = 'chat-style.css';
162 - $excluded[] = 'mxchat';
163 - return $excluded;
164 -});
165 -
166 -// Exclude from UCSS (Unique CSS) - prevents LiteSpeed from stripping "unused" MxChat CSS
167 -add_filter('litespeed_ucss_whitelist', function($whitelist) {
168 - if (!is_array($whitelist)) $whitelist = array();
169 - $whitelist[] = '.mxchat-chatbot-wrapper';
170 - $whitelist[] = '.floating-chatbot';
171 - $whitelist[] = '.floating-chatbot-button';
172 - $whitelist[] = '.chatbot-top-bar';
173 - $whitelist[] = '.mxchat-chatbot';
174 - $whitelist[] = '.chat-container';
175 - $whitelist[] = '.chat-box';
176 - $whitelist[] = '.bot-message';
177 - $whitelist[] = '.input-container';
178 - $whitelist[] = '.chat-input';
179 - $whitelist[] = '.send-button';
180 - $whitelist[] = '.pre-chat-message';
181 - $whitelist[] = '.mxchat-popular-questions';
182 - $whitelist[] = '.chat-toolbar';
183 - $whitelist[] = '.exit-chat';
184 - $whitelist[] = '.email-blocker';
185 - return $whitelist;
186 -});
187 -
188 -// Exclude CSS from CCSS (Critical CSS) generation
189 -add_filter('litespeed_optm_ccss_exc', function($excluded) {
190 - if (!is_array($excluded)) $excluded = array();
191 - $excluded[] = 'chat-style.css';
192 - $excluded[] = 'mxchat';
193 - return $excluded;
194 -});
195 -
196 -// Exclude JS from defer
197 -add_filter('litespeed_optm_js_defer_exc', function($excluded) {
198 - if (!is_array($excluded)) $excluded = array();
199 - $excluded[] = 'chat-script.js';
200 - $excluded[] = 'floating-script.js';
201 - $excluded[] = 'mxchat';
202 - $excluded[] = 'jquery.min.js';
203 - $excluded[] = 'jquery.js';
204 - return $excluded;
205 -});
206 -
207 -// Exclude JS from combining
208 -add_filter('litespeed_optm_js_exc', function($excluded) {
209 - if (!is_array($excluded)) $excluded = array();
210 - $excluded[] = 'chat-script.js';
211 - $excluded[] = 'floating-script.js';
212 - $excluded[] = 'mxchat';
213 - $excluded[] = 'jquery.min.js';
214 - $excluded[] = 'jquery.js';
215 - return $excluded;
216 -});
217 -
218 -// Exclude JS from delayed execution
219 -add_filter('litespeed_optm_js_delay_exc', function($excluded) {
220 - if (!is_array($excluded)) $excluded = array();
221 - $excluded[] = 'chat-script.js';
222 - $excluded[] = 'floating-script.js';
223 - $excluded[] = 'mxchat';
224 - return $excluded;
225 -});
226 -
227 -// Exclude from Guest Mode optimization
228 -add_filter('litespeed_guest_optm_exc', function($excluded) {
229 - if (!is_array($excluded)) $excluded = array();
230 - $excluded[] = 'mxchat';
231 - $excluded[] = 'chat-style';
232 - $excluded[] = 'chat-script';
233 - $excluded[] = 'floating-script';
234 - return $excluded;
235 -});
236 -
237 -// ── Autoptimize ──────────────────────────────────────────────────────────────
238 -
239 -// Exclude CSS from optimization (comma-separated strings)
240 -add_filter('autoptimize_filter_css_exclude', function($excluded) {
241 - if (!is_string($excluded)) $excluded = '';
242 - return $excluded . ', mxchat, chat-style.css';
243 -});
244 -
245 -// Exclude JS from optimization (comma-separated strings)
246 -add_filter('autoptimize_filter_js_exclude', function($excluded) {
247 - if (!is_string($excluded)) $excluded = '';
248 - return $excluded . ', mxchat, chat-script.js, floating-script.js, jquery.min.js, jquery.js';
249 -});
250 -
251 -// ── SG Optimizer (SiteGround) ────────────────────────────────────────────────
252 -
253 -add_filter('sgo_js_minify_exclude', function($excluded) {
254 - if (!is_array($excluded)) $excluded = array();
255 - $excluded[] = 'chat-script.js';
256 - $excluded[] = 'floating-script.js';
257 - $excluded[] = 'jquery.min.js';
258 - return $excluded;
259 -});
260 -
261 -add_filter('sgo_javascript_combine_exclude', function($excluded) {
262 - if (!is_array($excluded)) $excluded = array();
263 - $excluded[] = 'chat-script.js';
264 - $excluded[] = 'floating-script.js';
265 - $excluded[] = 'jquery.min.js';
266 - return $excluded;
267 -});
268 -
269 -add_filter('sgo_js_async_exclude', function($excluded) {
270 - if (!is_array($excluded)) $excluded = array();
271 - $excluded[] = 'chat-script.js';
272 - $excluded[] = 'floating-script.js';
273 - $excluded[] = 'jquery.min.js';
274 - return $excluded;
275 -});
276 -
277 -// ── W3 Total Cache ───────────────────────────────────────────────────────────
278 -
279 -add_filter('w3tc_minify_js_do_tag_minification', function($do_minify, $script_tag, $file) {
280 - if (strpos($file, 'chat-script.js') !== false ||
281 - strpos($file, 'floating-script.js') !== false ||
282 - strpos($file, 'jquery.min.js') !== false ||
283 - strpos($file, 'jquery.js') !== false) {
284 - return false;
285 - }
286 - return $do_minify;
287 -}, 10, 3);
288 -
289 -// ── WP Super Cache ──────────────────────────────────────────────────────────
290 -
291 -add_filter('wpsc_rejected_uri', function($rejected) {
292 - if (!is_array($rejected)) $rejected = array();
293 - $rejected[] = 'wp-admin/admin-ajax.php';
294 - return $rejected;
295 -});
296 -
297 -// ── Page-cache bypass for chat AJAX (companion to the 3.2.6 nonce-race hotfix)
298 -// Each cache plugin gets its own filter export so that visitors hitting an
299 -// edge-cached page never receive cached chat-AJAX responses. The chat send /
300 -// stream send / file upload all POST to /wp-admin/admin-ajax.php with
301 -// `action=mxchat_*`. Without these exports, a cache plugin can stale a response
302 -// and break the per-session nonce flow on the first message.
303 -
304 -// WP Rocket — `rocket_cache_reject_uri` takes a flat array of regex strings.
305 -add_filter('rocket_cache_reject_uri', function($uris) {
306 - if (!is_array($uris)) $uris = array();
307 - $uris[] = '/wp-admin/admin-ajax\.php\?action=mxchat_.*';
308 - return $uris;
309 -});
310 -
311 -// LiteSpeed Cache — `litespeed_cache_no_cache_for_request` short-circuits
312 -// caching when the request matches our chat-AJAX pattern.
313 -add_filter('litespeed_cache_no_cache_for_request', function($no_cache) {
314 - if ($no_cache) return $no_cache;
315 - if (!empty($_SERVER['REQUEST_URI']) &&
316 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
317 - !empty($_REQUEST['action']) &&
318 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
319 - return true;
320 - }
321 - return $no_cache;
322 -});
323 -
324 -// W3 Total Cache — `w3tc_pgcache_request_skip_uri` flips page-cache off when
325 -// the URI matches.
326 -add_filter('w3tc_pgcache_request_skip_uri', function($skip) {
327 - if ($skip) return $skip;
328 - if (!empty($_SERVER['REQUEST_URI']) &&
329 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
330 - !empty($_REQUEST['action']) &&
331 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
332 - return true;
333 - }
334 - return $skip;
335 -});
336 -
337 -// FlyingPress — `flying_press_cacheable` takes a boolean and is run per
338 -// request. Same pattern as LiteSpeed / W3TC.
339 -add_filter('flying_press_cacheable', function($cacheable) {
340 - if (!$cacheable) return $cacheable;
341 - if (!empty($_SERVER['REQUEST_URI']) &&
342 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
343 - !empty($_REQUEST['action']) &&
344 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
345 - return false;
346 - }
347 - return $cacheable;
348 -});
349 -
350 31 // Include classes with error handling
351 32 function mxchat_include_classes() {
352 33 $class_files = array(
353 34 'includes/class-mxchat-integrator.php',
@@ -355,13 +36,10 @@
355 36 'includes/class-mxchat-public.php',
356 37 'includes/class-mxchat-utils.php',
357 38 'includes/class-mxchat-user.php',
358 39 'includes/class-mxchat-meta-box.php',
359 - 'includes/class-mxchat-chunker.php',
40 + 'includes/pdf-parser/alt_autoload.php',
360 41 'includes/class-mxchat-word-handler.php',
361 - 'includes/class-mxchat-content-generator.php',
362 - 'includes/class-mxchat-cache-purge.php',
363 - 'includes/class-rest-api.php',
364 42 'admin/class-ajax-handler.php',
365 43 'admin/class-pinecone-manager.php',
366 44 'admin/class-knowledge-manager.php'
367 45 );
@@ -373,45 +51,11 @@
373 51 } else {
374 52 //error_log('MxChat: Missing class file - ' . $file);
375 53 }
376 54 }
377 -
378 - // Admin pages that aren't classes (procedural include).
379 - if (is_admin()) {
380 - $admin_api_page = plugin_dir_path(__FILE__) . 'includes/admin-api-page.php';
381 - if (file_exists($admin_api_page)) {
382 - require_once $admin_api_page;
383 - }
384 - // f7c7d4 renamed this file admin-dashboard-page.php → admin-onboarding-page.php.
385 - // The require MUST live here (admin bootstrap) and not just inside
386 - // mxchat_add_plugin_page() on the admin_menu hook — admin_menu does NOT
387 - // fire on admin-ajax.php requests, so the wizard's AJAX handlers
388 - // (plan-905439: mxchat_onboarding_kb_status / save_step / mark_step /
389 - // auto_graduate + the f7c7d4 dismiss handler) would never register.
390 - $admin_onboarding_page = plugin_dir_path(__FILE__) . 'includes/admin-onboarding-page.php';
391 - if (file_exists($admin_onboarding_page)) {
392 - require_once $admin_onboarding_page;
393 - }
394 - }
395 55 }
396 56
397 57 /**
398 - * Lazy-load the PDF parser library only when needed.
399 - * Avoids loading 44 files on every page request.
400 - */
401 -function mxchat_load_pdf_parser() {
402 - if (class_exists('\Smalot\PdfParser\Parser')) {
403 - return true;
404 - }
405 - $autoload_path = plugin_dir_path(__FILE__) . 'includes/pdf-parser/alt_autoload.php';
406 - if (file_exists($autoload_path)) {
407 - require_once $autoload_path;
408 - return true;
409 - }
410 - return false;
411 -}
412 -
413 -/**
414 58 * Create URL click tracking table
415 59 */
416 60 function mxchat_create_url_clicks_table() {
417 61 global $wpdb;
@@ -494,13 +138,12 @@
494 138
495 139 // Define all required columns and their types
496 140 $required_columns = [
497 141 'user_identifier' => 'VARCHAR(255) DEFAULT NULL',
498 - 'user_email' => 'VARCHAR(255) DEFAULT NULL',
142 + 'user_email' => 'VARCHAR(255) DEFAULT NULL',
499 143 'user_name' => 'VARCHAR(100) DEFAULT NULL',
500 144 'originating_page_url' => 'TEXT DEFAULT NULL',
501 - 'originating_page_title' => 'VARCHAR(500) DEFAULT NULL',
502 - 'rag_context' => 'LONGTEXT DEFAULT NULL'
145 + 'originating_page_title' => 'VARCHAR(500) DEFAULT NULL'
503 146 ];
504 147
505 148 // Get existing columns
506 149 $existing_columns = $wpdb->get_results("SHOW COLUMNS FROM $table_name");
@@ -620,137 +263,32 @@
620 263 }
621 264 }
622 265
623 266 /**
624 - * Create Pinecone role restrictions table with multi-bot support
267 + * Create Pinecone role restrictions table
625 268 */
626 269 function mxchat_create_pinecone_roles_table() {
627 270 global $wpdb;
628 -
271 +
629 272 $table_name = $wpdb->prefix . 'mxchat_pinecone_roles';
630 273 $charset_collate = $wpdb->get_charset_collate();
631 -
274 +
632 275 $sql = "CREATE TABLE $table_name (
633 276 id mediumint(9) NOT NULL AUTO_INCREMENT,
634 277 vector_id varchar(255) NOT NULL,
635 - bot_id varchar(50) NOT NULL DEFAULT 'default',
636 278 source_url text,
637 279 role_restriction varchar(50) DEFAULT 'public',
638 280 updated_at timestamp DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
639 281 PRIMARY KEY (id),
640 - UNIQUE KEY vector_bot (vector_id, bot_id),
641 - KEY role_restriction (role_restriction),
642 - KEY bot_id (bot_id)
282 + UNIQUE KEY vector_id (vector_id),
283 + KEY role_restriction (role_restriction)
643 284 ) $charset_collate;";
644 -
285 +
645 286 require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
646 287 dbDelta($sql);
647 288 }
648 289
649 290 /**
650 - * Add bot_id column to mxchat_pinecone_roles table for multi-bot support
651 - * This migration runs once to update existing installations
652 - */
653 -function mxchat_migrate_pinecone_roles_add_bot_id() {
654 - global $wpdb;
655 -
656 - // Check if migration already ran
657 - $migration_version = get_option('mxchat_pinecone_roles_migration_version', '0');
658 - if (version_compare($migration_version, '2.5.2', '>=')) {
659 - return; // Already migrated
660 - }
661 -
662 - $table_name = $wpdb->prefix . 'mxchat_pinecone_roles';
663 -
664 - // Check if table exists
665 - if ($wpdb->get_var("SHOW TABLES LIKE '{$table_name}'") != $table_name) {
666 - return; // Table doesn't exist yet
667 - }
668 -
669 - // Check if bot_id column already exists
670 - $column_exists = $wpdb->get_results("SHOW COLUMNS FROM {$table_name} LIKE 'bot_id'");
671 -
672 - if (empty($column_exists)) {
673 - // Add bot_id column
674 - $wpdb->query("ALTER TABLE {$table_name} ADD COLUMN bot_id VARCHAR(50) NOT NULL DEFAULT 'default' AFTER vector_id");
675 -
676 - // Update the unique key to include bot_id
677 - $wpdb->query("ALTER TABLE {$table_name} DROP INDEX vector_id");
678 - $wpdb->query("ALTER TABLE {$table_name} ADD UNIQUE KEY vector_bot (vector_id, bot_id)");
679 -
680 - // Add index for bot_id
681 - $wpdb->query("ALTER TABLE {$table_name} ADD KEY bot_id (bot_id)");
682 -
683 - //error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
684 - }
685 -
686 - // Mark migration as complete
687 - update_option('mxchat_pinecone_roles_migration_version', '2.5.2');
688 -}
689 -
690 -/**
691 - * 2.5.6: Add content_type column to mxchat_system_prompt_content table
692 - * Enables filtering knowledge base by content type (posts, pages, PDFs, etc.)
693 - */
694 -function mxchat_migrate_add_content_type_column() {
695 - global $wpdb;
696 -
697 - // Check if migration already ran
698 - $migration_version = get_option('mxchat_content_type_migration_version', '0');
699 - if (version_compare($migration_version, '2.5.6', '>=')) {
700 - return;
701 - }
702 -
703 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
704 -
705 - // Check if table exists
706 - if ($wpdb->get_var("SHOW TABLES LIKE '{$table_name}'") != $table_name) {
707 - return;
708 - }
709 -
710 - // Check if content_type column already exists
711 - $column_exists = $wpdb->get_results("SHOW COLUMNS FROM {$table_name} LIKE 'content_type'");
712 -
713 - if (empty($column_exists)) {
714 - // Add content_type column with default value 'content' for backwards compatibility
715 - $wpdb->query("ALTER TABLE {$table_name} ADD COLUMN content_type VARCHAR(50) DEFAULT 'content' AFTER role_restriction");
716 -
717 - // Add index for better query performance
718 - $wpdb->query("ALTER TABLE {$table_name} ADD KEY content_type (content_type)");
719 -
720 - //error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
721 - }
722 -
723 - // Mark migration as complete
724 - update_option('mxchat_content_type_migration_version', '2.5.6');
725 -}
726 -
727 -/**
728 - * 3.2.4: Backfill the active embedding model option for installs that already
729 - * have KB content but no stamped model. The mismatch warning compares this
730 - * against the user's currently selected model — no per-row column needed.
731 - */
732 -function mxchat_backfill_active_embedding_model() {
733 - global $wpdb;
734 -
735 - if (get_option('mxchat_active_embedding_model', '') !== '') {
736 - return;
737 - }
738 -
739 - $kb_table = $wpdb->prefix . 'mxchat_system_prompt_content';
740 - if ($wpdb->get_var("SHOW TABLES LIKE '{$kb_table}'") !== $kb_table) {
741 - return;
742 - }
743 -
744 - $kb_count = (int) $wpdb->get_var("SELECT COUNT(*) FROM {$kb_table}");
745 - if ($kb_count > 0) {
746 - $options = get_option('mxchat_options', array());
747 - $current_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
748 - update_option('mxchat_active_embedding_model', $current_model, false);
749 - }
750 -}
751 -
752 -/**
753 291 * 2.5.2: Create queue processing tables for reliable background processing
754 292 */
755 293 function mxchat_create_queue_tables() {
756 294 global $wpdb;
@@ -798,58 +336,8 @@
798 336 //error_log("MxChat: Queue tables created/updated successfully");
799 337 }
800 338
801 339 /**
802 - * Create transcript translations table for persisting translations
803 - */
804 -function mxchat_create_translations_table() {
805 - global $wpdb;
806 - $charset_collate = $wpdb->get_charset_collate();
807 -
808 - $table_name = $wpdb->prefix . 'mxchat_transcript_translations';
809 - $sql = "CREATE TABLE $table_name (
810 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
811 - session_id varchar(255) NOT NULL,
812 - language_code varchar(10) NOT NULL,
813 - translations longtext NOT NULL,
814 - created_at datetime NOT NULL,
815 - updated_at datetime NOT NULL,
816 - PRIMARY KEY (id),
817 - UNIQUE KEY session_lang (session_id, language_code),
818 - KEY session_id (session_id)
819 - ) $charset_collate;";
820 -
821 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
822 - dbDelta($sql);
823 -}
824 -
825 -/**
826 - * Create per-session satisfaction ratings table (v3.2.6)
827 - * Stores one 👍/👎 rating + optional feedback per chat session.
828 - */
829 -function mxchat_create_session_ratings_table() {
830 - global $wpdb;
831 - $charset_collate = $wpdb->get_charset_collate();
832 -
833 - $table_name = $wpdb->prefix . 'mxchat_session_ratings';
834 - $sql = "CREATE TABLE $table_name (
835 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
836 - session_id varchar(255) NOT NULL,
837 - bot_id varchar(50) NOT NULL DEFAULT 'default',
838 - rating_value tinyint(1) NOT NULL,
839 - rating_feedback text DEFAULT NULL,
840 - created_at datetime NOT NULL,
841 - PRIMARY KEY (id),
842 - UNIQUE KEY session_id (session_id),
843 - KEY bot_id (bot_id),
844 - KEY created_at (created_at)
845 - ) $charset_collate;";
846 -
847 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
848 - dbDelta($sql);
849 -}
850 -
851 -/**
852 340 * 2.5.2: Fix URL column size to support long URLs (especially with UTF-8 encoding)
853 341 * This fixes "url, source_url. The supplied values may be too long" errors
854 342 */
855 343 function mxchat_fix_url_column_size() {
@@ -872,80 +360,22 @@
872 360
873 361 /**
874 362 * Migrate deprecated AI models to their replacements
875 363 * Version 2.5.1: Migrate Claude 3.5 Sonnet (deprecated) to Claude 3.7 Sonnet
876 - * Version 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
877 - * Without utf8mb4, any bot response containing emojis silently fails to insert.
878 364 */
879 -function mxchat_migrate_transcripts_charset() {
880 - global $wpdb;
881 - $table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
882 - $wpdb->query("ALTER TABLE $table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
883 -}
884 -
885 -/**
886 - * Version 3.0.55: Migrate GPT-4 series models (deprecated 2026-02-17) to GPT-5 series
887 - */
888 365 function mxchat_migrate_deprecated_models() {
889 366 $options = get_option('mxchat_options', array());
890 - $migrated = false;
891 - $migration_message = '';
892 -
893 - if (!isset($options['model'])) {
894 - return;
895 - }
896 -
897 - $current_model = $options['model'];
898 -
899 - // Migrate deprecated Claude models to Claude Opus 4.6 (recommended replacement per Anthropic)
900 - $deprecated_claude_models = array(
901 - 'claude-3-5-sonnet-20240620', // Retired Oct 28, 2025
902 - 'claude-3-5-sonnet-20241022', // Retired Oct 28, 2025
903 - 'claude-3-7-sonnet-20250219', // Retiring Feb 19, 2026
904 - 'claude-3-opus-20240229', // Retired Jan 5, 2026
905 - 'claude-3-sonnet-20240229', // Legacy
906 - 'claude-3-haiku-20240307', // Legacy
907 - );
908 - if (in_array($current_model, $deprecated_claude_models, true)) {
909 - $options['model'] = 'claude-opus-4-6';
910 - $migrated = true;
911 - $migration_message = sprintf(
912 - 'Your chatbot model has been automatically updated from %s to Claude Opus 4.6 due to Anthropic deprecating older Claude models.',
913 - $current_model
914 - );
915 - }
916 -
917 - // Migrate deprecated Claude Haiku 3.5 to Claude Haiku 4.5
918 - if ($current_model === 'claude-3-5-haiku-20241022') {
919 - $options['model'] = 'claude-haiku-4-5-20251001';
920 - $migrated = true;
921 - $migration_message = 'Your chatbot model has been automatically updated from Claude Haiku 3.5 to Claude Haiku 4.5 due to Anthropic deprecating the older model.';
922 - }
923 -
924 - // Migrate deprecated GPT-4 series and GPT-3.5 Turbo to GPT-5.1 Chat Latest
925 - if (in_array($current_model, array('gpt-4o', 'gpt-4.1-2025-04-14', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo'), true)) {
926 - $options['model'] = 'gpt-5.1-chat-latest';
927 - $migrated = true;
928 - $migration_message = sprintf(
929 - 'Your chatbot model has been automatically updated from %s to GPT-5.1 Chat Latest due to OpenAI deprecating older models.',
930 - $current_model
931 - );
932 - }
933 -
934 - // Migrate deprecated GPT-4o Mini and GPT-4.1 Mini to GPT-5 Mini
935 - if (in_array($current_model, array('gpt-4o-mini', 'gpt-4.1-mini'), true)) {
936 - $options['model'] = 'gpt-5-mini';
937 - $migrated = true;
938 - $migration_message = sprintf(
939 - 'Your chatbot model has been automatically updated from %s to GPT-5 Mini due to OpenAI deprecating GPT-4 series models.',
940 - $current_model
941 - );
942 - }
943 -
944 - if ($migrated) {
367 +
368 + // Check if model is set and is the deprecated Claude 3.5 Sonnet
369 + if (isset($options['model']) && $options['model'] === 'claude-3-5-sonnet-20241022') {
370 + // Update to Claude 3.7 Sonnet (the replacement model)
371 + $options['model'] = 'claude-3-7-sonnet-20250219';
945 372 update_option('mxchat_options', $options);
373 +
374 + // Set a flag to show admin notice
946 375 update_option('mxchat_model_migrated_notice', true);
947 - update_option('mxchat_model_migration_message', $migration_message);
376 +
377 + //error_log('MxChat: Migrated deprecated Claude 3.5 Sonnet to Claude 3.7 Sonnet');
948 378 }
949 379 }
950 380
951 381 /**
@@ -952,19 +382,17 @@
952 382 * Show admin notice after model migration
953 383 */
954 384 function mxchat_show_migration_notice() {
955 385 if (get_option('mxchat_model_migrated_notice')) {
956 - $migration_message = get_option('mxchat_model_migration_message', __('Your chatbot model has been automatically updated due to a model deprecation.', 'mxchat'));
957 386 ?>
958 387 <div class="notice notice-info is-dismissible">
959 388 <p>
960 389 <strong><?php esc_html_e('MxChat Model Updated', 'mxchat'); ?></strong><br>
961 - <?php echo esc_html($migration_message); ?>
390 + <?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'); ?>
962 391 </p>
963 392 </div>
964 393 <?php
965 394 delete_option('mxchat_model_migrated_notice');
966 - delete_option('mxchat_model_migration_message');
967 395 }
968 396 }
969 397
970 398 function mxchat_activate() {
@@ -984,12 +412,10 @@
984 412 article_content LONGTEXT NOT NULL,
985 413 embedding_vector LONGTEXT,
986 414 source_url TEXT DEFAULT NULL,
987 415 role_restriction VARCHAR(50) DEFAULT 'public',
988 - content_type VARCHAR(50) DEFAULT 'content',
989 416 timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
990 - PRIMARY KEY (id),
991 - KEY content_type (content_type)
417 + PRIMARY KEY (id)
992 418 ) $charset_collate;";
993 419
994 420 // Intents Table - NOW INCLUDES enabled_bots column from the start
995 421 $intents_table = $wpdb->prefix . 'mxchat_intents';
@@ -1004,26 +430,13 @@
1004 430 enabled_bots LONGTEXT DEFAULT NULL,
1005 431 PRIMARY KEY (id)
1006 432 ) $charset_collate;";
1007 433
1008 - // Individual Intent Phrases Table - each phrase gets its own embedding vector
1009 - $intent_phrases_table = $wpdb->prefix . 'mxchat_intent_phrases';
1010 - $sql_intent_phrases_table = "CREATE TABLE $intent_phrases_table (
1011 - id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
1012 - intent_id BIGINT(20) UNSIGNED NOT NULL,
1013 - phrase TEXT NOT NULL,
1014 - embedding_vector LONGTEXT NOT NULL,
1015 - created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
1016 - PRIMARY KEY (id),
1017 - KEY intent_id (intent_id)
1018 - ) $charset_collate;";
1019 -
1020 434 require_once ABSPATH . 'wp-admin/includes/upgrade.php';
1021 435
1022 436 // Create other tables
1023 437 dbDelta($sql_system_prompt);
1024 438 dbDelta($sql_intents_table);
1025 - dbDelta($sql_intent_phrases_table);
1026 439
1027 440 // Create URL click tracking table
1028 441 mxchat_create_url_clicks_table();
1029 442
@@ -1032,14 +445,8 @@
1032 445
1033 446 // NEW 2.5.2: Create queue processing tables
1034 447 mxchat_create_queue_tables();
1035 448
1036 - // Create transcript translations table
1037 - mxchat_create_translations_table();
1038 -
1039 - // Create per-session satisfaction ratings table (v3.2.6)
1040 - mxchat_create_session_ratings_table();
1041 -
1042 449 // Ensure additional columns in system prompt table
1043 450 $existing_system_columns = $wpdb->get_results("SHOW COLUMNS FROM $system_prompt_table");
1044 451 if (!empty($existing_system_columns)) {
1045 452 $existing_system_column_names = array_column($existing_system_columns, 'Field');
@@ -1079,20 +486,14 @@
1079 486 ));
1080 487 }
1081 488 }
1082 489
1083 - // Run migration for existing installations
1084 - mxchat_migrate_pinecone_roles_add_bot_id();
1085 -
1086 - // 3.2.4: Backfill active embedding model option (replaces 3.2.3 column-based tracking)
1087 - mxchat_backfill_active_embedding_model();
1088 -
1089 490 // Setup cron jobs
1090 491 mxchat_setup_cron_jobs();
1091 492
1092 493 // Update version
1093 494 update_option('mxchat_plugin_version', MXCHAT_VERSION);
1094 -
495 +
1095 496 //error_log("MxChat: Activation function completed");
1096 497 }
1097 498
1098 499 /**
@@ -1120,22 +521,8 @@
1120 521 } else {
1121 522 // Clear fallback flags if cron scheduling succeeded
1122 523 delete_option('mxchat_use_fallback_rate_limits');
1123 524 }
1124 -
1125 - // Schedule transcript cleanup if configured (bucket dropdown OR custom retention-days > 0)
1126 - $transcript_options = get_option('mxchat_transcripts_options', array());
1127 - $cleanup_interval = isset($transcript_options['mxchat_auto_delete_transcripts']) ? $transcript_options['mxchat_auto_delete_transcripts'] : 'never';
1128 - $custom_retention = isset($transcript_options['mxchat_retention_days']) ? (int) $transcript_options['mxchat_retention_days'] : 0;
1129 -
1130 - if ($cleanup_interval !== 'never' || $custom_retention > 0) {
1131 - // Check if not already scheduled
1132 - if (!wp_next_scheduled('mxchat_cleanup_old_transcripts')) {
1133 - // Schedule to run daily at 3 AM
1134 - $next_run = strtotime('tomorrow 3:00 AM');
1135 - wp_schedule_event($next_run, 'daily', 'mxchat_cleanup_old_transcripts');
1136 - }
1137 - }
1138 525 }
1139 526
1140 527 /**
1141 528 * Clean up on plugin deactivation
@@ -1142,10 +529,8 @@
1142 529 */
1143 530 function mxchat_deactivate() {
1144 531 // Clear scheduled cron jobs
1145 532 wp_clear_scheduled_hook('mxchat_reset_rate_limits');
1146 - wp_clear_scheduled_hook('mxchat_cleanup_old_transcripts');
1147 - wp_clear_scheduled_hook('mxchat_send_delayed_transcript');
1148 533
1149 534 // Clear fallback options
1150 535 delete_option('mxchat_use_fallback_rate_limits');
1151 536 delete_option('mxchat_next_rate_limit_check');
@@ -1205,14 +590,11 @@
1205 590
1206 591 // Version-specific migrations
1207 592 if ($current_version !== $plugin_version) {
1208 593 //error_log("MxChat: Version change detected: $current_version -> $plugin_version");
1209 -
594 +
1210 595 // Run live agent update BEFORE updating the stored version
1211 596 mxchat_handle_live_agent_update();
1212 -
1213 - // Run theme migration notice for 3.0.1 (AI theme CSS structure changes)
1214 - mxchat_handle_theme_migration_notice();
1215 597
1216 598 // Run role restriction migration for 2.4.1
1217 599 if (version_compare($current_version, '2.4.1', '<')) {
1218 600 mxchat_add_role_restriction_column();
@@ -1233,43 +615,9 @@
1233 615 mxchat_create_queue_tables();
1234 616 mxchat_fix_url_column_size(); // NEW: Fix URL column size for long URLs
1235 617 //error_log("MxChat: Queue tables created and URL columns updated for upgrade to 2.5.2");
1236 618 }
1237 -
1238 - // 2.6.0: Ensure rag_context column exists for retrieved documents feature
1239 - if (version_compare($current_version, '2.6.0', '<')) {
1240 - $chat_table = $wpdb->prefix . 'mxchat_chat_transcripts';
1241 - mxchat_ensure_all_columns($chat_table);
1242 - //error_log("MxChat: rag_context column migration for 2.6.0");
1243 - }
1244 -
1245 - // 3.0.5: Migrate deprecated Gemini embedding model
1246 - if (version_compare($current_version, '3.0.5', '<')) {
1247 - mxchat_migrate_gemini_embedding_model();
1248 - }
1249 -
1250 - // 3.0.6: Migrate deprecated OpenAI and Claude models
1251 - if (version_compare($current_version, '3.0.6', '<')) {
1252 - mxchat_migrate_deprecated_models();
1253 - }
1254 -
1255 - // 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
1256 - if (version_compare($current_version, '3.1.2', '<')) {
1257 - mxchat_migrate_transcripts_charset();
1258 - }
1259 -
1260 - // 3.1.7: Clean up stale shared session email/name entries
1261 - if (version_compare($current_version, '3.1.7', '<')) {
1262 - delete_option('mxchat_email_null');
1263 - delete_option('mxchat_name_null');
1264 - }
1265 -
1266 - // 3.2.4: Backfill active embedding model option for the warning UI
1267 - // (replaces the per-row column tracking from 3.2.3, which was reverted)
1268 - if (version_compare($current_version, '3.2.4', '<')) {
1269 - mxchat_backfill_active_embedding_model();
1270 - }
1271 -
619 +
1272 620 // Run full activation to ensure everything is up to date
1273 621 mxchat_activate();
1274 622
1275 623 // Run migration functions
@@ -1401,59 +749,31 @@
1401 749 function mxchat_handle_live_agent_update() {
1402 750 // Get the CURRENT stored version (before it gets updated)
1403 751 $current_version = get_option('mxchat_plugin_version', '0.0.0');
1404 752 $new_version = '2.2.2';
1405 -
753 +
1406 754 // Only run this once for the update to 2.2.2
1407 755 $update_handled = get_option('mxchat_live_agent_update_2_2_2_handled', false);
1408 -
756 +
1409 757 // Check if we're upgrading TO 2.2.2 and haven't handled this yet
1410 758 if (version_compare($current_version, $new_version, '<') && !$update_handled) {
1411 759 $options = get_option('mxchat_options', array());
1412 -
760 +
1413 761 // Check if live agent was previously enabled
1414 762 if (isset($options['live_agent_status']) && $options['live_agent_status'] === 'on') {
1415 763 // Disable live agent
1416 764 $options['live_agent_status'] = 'off';
1417 765 update_option('mxchat_options', $options);
1418 -
766 +
1419 767 // Set flag to show the notification banner
1420 768 update_option('mxchat_show_live_agent_disabled_notice', true);
1421 769 }
1422 -
770 +
1423 771 // Mark this update as handled
1424 772 update_option('mxchat_live_agent_update_2_2_2_handled', true);
1425 773 }
1426 774 }
1427 775
1428 -/**
1429 - * Handle theme migration notice for version 3.0.1
1430 - * Shows a dismissible notice to Pro users about migrating AI-generated themes
1431 - */
1432 -function mxchat_handle_theme_migration_notice() {
1433 - // Get the CURRENT stored version (before it gets updated)
1434 - $current_version = get_option('mxchat_plugin_version', '0.0.0');
1435 - $target_version = '3.0.1';
1436 -
1437 - // Only run this once for the update to 3.0.1
1438 - $update_handled = get_option('mxchat_theme_migration_update_3_0_1_handled', false);
1439 -
1440 - // Check if we're upgrading TO 3.0.1 and haven't handled this yet
1441 - if (version_compare($current_version, $target_version, '<') && !$update_handled) {
1442 - // Check if Pro is activated - only show to Pro users
1443 - $license_status = get_option('mxchat_license_status', 'inactive');
1444 - $is_pro = ($license_status === 'active');
1445 -
1446 - if ($is_pro) {
1447 - // Set flag to show the theme migration notification banner
1448 - update_option('mxchat_show_theme_migration_notice', true);
1449 - }
1450 -
1451 - // Mark this update as handled (whether Pro or not)
1452 - update_option('mxchat_theme_migration_update_3_0_1_handled', true);
1453 - }
1454 -}
1455 -
1456 776 // Initialize plugin safely
1457 777 function mxchat_init() {
1458 778 // Include all class files first
1459 779 mxchat_include_classes();
@@ -1485,32 +805,10 @@
1485 805 // Initialize meta box class
1486 806 if (class_exists('MxChat_Meta_Box')) {
1487 807 new MxChat_Meta_Box();
1488 808 }
1489 -
1490 809 }
1491 -
1492 - // Initialize content generator globally — it registers wp_head hook
1493 - // for frontend CSS injection, plus wp_ajax_ hooks for admin.
1494 - if (class_exists('MxChat_Content_Generator')) {
1495 - new MxChat_Content_Generator();
1496 - }
1497 -
1498 - // Initialize cache purge globally — settings writes can happen on any
1499 - // request type (admin screens, admin-ajax autosave, wp-cli), and the
1500 - // deferred-purge cron event fires on front-end requests.
1501 - if (class_exists('MxChat_Cache_Purge')) {
1502 - MxChat_Cache_Purge::init();
1503 - }
1504 -
1505 - // Initialize REST API globally — endpoints must be registered on
1506 - // every request (admin and frontend) so they're reachable via /wp-json/.
1507 - // Endpoints are auth-gated and locked until the site owner generates
1508 - // a token in MxChat → API Access.
1509 - if (class_exists('MxChat_Rest_Api')) {
1510 - new MxChat_Rest_Api();
1511 - }
1512 -
810 +
1513 811 // Initialize public classes
1514 812 if (class_exists('MxChat_Public')) {
1515 813 $mxchat_public = new MxChat_Public();
1516 814 }
@@ -1537,74 +835,8 @@
1537 835
1538 836 // Run initialization on plugins_loaded
1539 837 add_action('plugins_loaded', 'mxchat_init');
1540 838
1541 -// Run migration check on admin init (for auto-updates without reactivation)
1542 -add_action('admin_init', 'mxchat_check_and_run_migrations');
1543 -
1544 -/**
1545 - * Check and run migrations on admin init
1546 - * This ensures migrations run even when plugin is auto-updated
1547 - */
1548 -function mxchat_check_and_run_migrations() {
1549 - // Only run in admin and not on every request
1550 - static $checked = false;
1551 - if ($checked) {
1552 - return;
1553 - }
1554 - $checked = true;
1555 -
1556 - mxchat_migrate_pinecone_roles_add_bot_id();
1557 - mxchat_migrate_add_content_type_column();
1558 - mxchat_migrate_add_translations_table();
1559 - mxchat_migrate_add_session_ratings_table();
1560 -}
1561 -
1562 -/**
1563 - * Migration: Create per-session satisfaction ratings table (v3.2.6)
1564 - * For users upgrading from versions before 3.2.6
1565 - */
1566 -function mxchat_migrate_add_session_ratings_table() {
1567 - $migration_key = 'mxchat_session_ratings_table_created';
1568 - if (get_option($migration_key)) {
1569 - return;
1570 - }
1571 - mxchat_create_session_ratings_table();
1572 - update_option($migration_key, '3.2.6');
1573 -}
1574 -
1575 -/**
1576 - * Migration: Create transcript translations table (v3.0.4)
1577 - * For users upgrading from versions before 3.0.4
1578 - */
1579 -function mxchat_migrate_add_translations_table() {
1580 - $migration_key = 'mxchat_translations_table_created';
1581 -
1582 - // Check if migration already ran
1583 - if (get_option($migration_key)) {
1584 - return;
1585 - }
1586 -
1587 - // Create the translations table
1588 - mxchat_create_translations_table();
1589 -
1590 - // Mark migration as complete
1591 - update_option($migration_key, '3.0.4');
1592 -}
1593 -
1594 -/**
1595 - * Migration: Update deprecated Gemini embedding model (v3.0.5)
1596 - * Updates gemini-embedding-exp-03-07 to gemini-embedding-001 for users who had it selected
1597 - */
1598 -function mxchat_migrate_gemini_embedding_model() {
1599 - $options = get_option('mxchat_options', array());
1600 -
1601 - if (isset($options['embedding_model']) && $options['embedding_model'] === 'gemini-embedding-exp-03-07') {
1602 - $options['embedding_model'] = 'gemini-embedding-001';
1603 - update_option('mxchat_options', $options);
1604 - }
1605 -}
1606 -
1607 839 // Register activation hook
1608 840 register_activation_hook(__FILE__, 'mxchat_activate');
1609 841
1610 842 // Add cron schedule
@@ -1616,67 +848,5 @@
1616 848 return $schedules;
1617 849 });
1618 850
1619 851 // Register deactivation hook
1620 -register_deactivation_hook(__FILE__, 'mxchat_deactivate');
1621 -
1622 -/**
1623 - * Per-session satisfaction rating: AJAX save handler (v3.2.6).
1624 - * Records one 👍/👎 + optional feedback per chat session. The UNIQUE KEY on
1625 - * session_id makes this naturally idempotent — only the first rating per
1626 - * session is stored; duplicate POSTs are silent no-ops.
1627 - */
1628 -function mxchat_save_session_rating() {
1629 - global $wpdb;
1630 -
1631 - $session_id = isset($_POST['session_id']) ? sanitize_text_field(wp_unslash($_POST['session_id'])) : '';
1632 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field(wp_unslash($_POST['bot_id'])) : 'default';
1633 - $rating_raw = isset($_POST['rating']) ? (int) $_POST['rating'] : 0;
1634 - $feedback = isset($_POST['feedback']) ? sanitize_textarea_field(wp_unslash($_POST['feedback'])) : '';
1635 -
1636 - if ($session_id === '' || ($rating_raw !== 1 && $rating_raw !== -1)) {
1637 - wp_send_json_error(array('message' => 'invalid_input'), 400);
1638 - }
1639 -
1640 - if (strlen($feedback) > 1000) {
1641 - $feedback = substr($feedback, 0, 1000);
1642 - }
1643 -
1644 - $table_name = $wpdb->prefix . 'mxchat_session_ratings';
1645 - $existing = $wpdb->get_var($wpdb->prepare(
1646 - "SELECT id FROM $table_name WHERE session_id = %s LIMIT 1",
1647 - $session_id
1648 - ));
1649 -
1650 - if ($existing) {
1651 - if ($feedback !== '') {
1652 - $wpdb->update(
1653 - $table_name,
1654 - array('rating_feedback' => $feedback),
1655 - array('id' => (int) $existing),
1656 - array('%s'),
1657 - array('%d')
1658 - );
1659 - }
1660 - wp_send_json_success(array('updated' => true));
1661 - }
1662 -
1663 - $inserted = $wpdb->insert(
1664 - $table_name,
1665 - array(
1666 - 'session_id' => $session_id,
1667 - 'bot_id' => $bot_id !== '' ? $bot_id : 'default',
1668 - 'rating_value' => $rating_raw,
1669 - 'rating_feedback' => $feedback !== '' ? $feedback : null,
1670 - 'created_at' => current_time('mysql'),
1671 - ),
1672 - array('%s', '%s', '%d', '%s', '%s')
1673 - );
1674 -
1675 - if ($inserted === false) {
1676 - wp_send_json_error(array('message' => 'db_insert_failed'), 500);
1677 - }
1678 -
1679 - wp_send_json_success(array('saved' => true));
1680 -}
1681 -add_action('wp_ajax_mxchat_save_rating', 'mxchat_save_session_rating');
1682 -add_action('wp_ajax_nopriv_mxchat_save_rating', 'mxchat_save_session_rating');
852 +register_deactivation_hook(__FILE__, 'mxchat_deactivate');