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MxChat – AI Chatbot & Content Generation for WordPress / 2.5.4
MxChat – AI Chatbot & Content Generation for WordPress v2.5.4
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 -905 3.2.11 → 2.5.4 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: 3.2.11
6 + * Version: 2.5.4
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
@@ -15,377 +15,23 @@
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 - * One-time migration: Anthropic retired the Claude 4 (2025-05-14) snapshots on
94 - * June 15, 2026 — claude-opus-4-20250514 and claude-sonnet-4-20250514 now return
95 - * an API error. Existing installs with a dead ID get auto-remapped to the current
96 - * equivalents Anthropic recommends (Opus 4.8 / Sonnet 4.6) the first time admin_init
97 - * fires after update. Mirrors the gemini-3-pro-preview / grok-2 rescues above.
98 - */
99 -add_action('admin_init', function () {
100 - if (get_option('mxchat_claude_4_retire_remap_done')) {
101 - return;
102 - }
103 - $map = array(
104 - 'claude-opus-4-20250514' => 'claude-opus-4-8',
105 - 'claude-sonnet-4-20250514' => 'claude-sonnet-4-6',
106 - );
107 - $opts = get_option('mxchat_options');
108 - if (is_array($opts)) {
109 - $changed = false;
110 - if (isset($opts['model']) && isset($map[$opts['model']])) {
111 - $opts['model'] = $map[$opts['model']];
112 - $changed = true;
113 - }
114 - if (isset($opts['content_model']) && isset($map[$opts['content_model']])) {
115 - $opts['content_model'] = $map[$opts['content_model']];
116 - $changed = true;
117 - }
118 - if ($changed) {
119 - update_option('mxchat_options', $opts);
120 - }
121 - }
122 - update_option('mxchat_claude_4_retire_remap_done', 1);
123 -});
124 -
125 -/**
126 - * Exclude MxChat assets from caching plugin optimizations
127 - *
128 - * This prevents issues with WP Rocket, LiteSpeed Cache, Autoptimize, WP Super Cache,
129 - * W3 Total Cache, SG Optimizer, and similar plugins that may break the chatbot by
130 - * removing "unused" CSS, minifying/combining JS, or deferring/delaying jQuery.
131 - *
132 - * Both chat-script.js and floating-script.js depend on jQuery, so jQuery must also
133 - * be excluded from any optimization that changes load order or timing.
134 - */
135 -
136 -// ── WP Rocket ────────────────────────────────────────────────────────────────
137 -
138 -// Exclude from Remove Unused CSS (RUCSS)
139 -add_filter('rocket_rucss_inline_atts_exclusions', function($exclusions) {
140 - if (!is_array($exclusions)) $exclusions = array();
141 - $exclusions[] = 'mxchat';
142 - return $exclusions;
143 -});
144 -
145 -// Exclude CSS from minification/combination
146 -add_filter('rocket_exclude_css', function($excluded) {
147 - if (!is_array($excluded)) $excluded = array();
148 - $excluded[] = '/plugins/mxchat-basic/css/chat-style.css';
149 - return $excluded;
150 -});
151 -
152 -// Exclude JS from minification/combination
153 -add_filter('rocket_exclude_js', function($excluded) {
154 - if (!is_array($excluded)) $excluded = array();
155 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
156 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
157 - $excluded[] = '/jquery-core';
158 - $excluded[] = '/jquery.min.js';
159 - $excluded[] = '/jquery.js';
160 - $excluded[] = '/jquery-migrate';
161 - return $excluded;
162 -});
163 -
164 -// Exclude JS from defer
165 -add_filter('rocket_exclude_defer_js', function($excluded) {
166 - if (!is_array($excluded)) $excluded = array();
167 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
168 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
169 - $excluded[] = '/jquery-core';
170 - $excluded[] = '/jquery.min.js';
171 - $excluded[] = '/jquery.js';
172 - $excluded[] = '/jquery-migrate';
173 - return $excluded;
174 -});
175 -
176 -// Exclude from delay JS execution
177 -add_filter('rocket_delay_js_exclusions', function($excluded) {
178 - if (!is_array($excluded)) $excluded = array();
179 - $excluded[] = 'mxchat';
180 - $excluded[] = 'chat-script';
181 - $excluded[] = 'floating-script';
182 - $excluded[] = '/jquery-core';
183 - $excluded[] = '/jquery.min.js';
184 - $excluded[] = '/jquery.js';
185 - $excluded[] = '/jquery-migrate';
186 - return $excluded;
187 -});
188 -
189 -// ── LiteSpeed Cache ──────────────────────────────────────────────────────────
190 -
191 -// Exclude CSS from optimization
192 -add_filter('litespeed_optimize_css_excludes', function($excluded) {
193 - if (!is_array($excluded)) $excluded = array();
194 - $excluded[] = 'chat-style.css';
195 - $excluded[] = 'mxchat';
196 - return $excluded;
197 -});
198 -
199 -// Exclude from UCSS (Unique CSS) - prevents LiteSpeed from stripping "unused" MxChat CSS
200 -add_filter('litespeed_ucss_whitelist', function($whitelist) {
201 - if (!is_array($whitelist)) $whitelist = array();
202 - $whitelist[] = '.mxchat-chatbot-wrapper';
203 - $whitelist[] = '.floating-chatbot';
204 - $whitelist[] = '.floating-chatbot-button';
205 - $whitelist[] = '.chatbot-top-bar';
206 - $whitelist[] = '.mxchat-chatbot';
207 - $whitelist[] = '.chat-container';
208 - $whitelist[] = '.chat-box';
209 - $whitelist[] = '.bot-message';
210 - $whitelist[] = '.input-container';
211 - $whitelist[] = '.chat-input';
212 - $whitelist[] = '.send-button';
213 - $whitelist[] = '.pre-chat-message';
214 - $whitelist[] = '.mxchat-popular-questions';
215 - $whitelist[] = '.chat-toolbar';
216 - $whitelist[] = '.exit-chat';
217 - $whitelist[] = '.email-blocker';
218 - return $whitelist;
219 -});
220 -
221 -// Exclude CSS from CCSS (Critical CSS) generation
222 -add_filter('litespeed_optm_ccss_exc', function($excluded) {
223 - if (!is_array($excluded)) $excluded = array();
224 - $excluded[] = 'chat-style.css';
225 - $excluded[] = 'mxchat';
226 - return $excluded;
227 -});
228 -
229 -// Exclude JS from defer
230 -add_filter('litespeed_optm_js_defer_exc', function($excluded) {
231 - if (!is_array($excluded)) $excluded = array();
232 - $excluded[] = 'chat-script.js';
233 - $excluded[] = 'floating-script.js';
234 - $excluded[] = 'mxchat';
235 - $excluded[] = 'jquery.min.js';
236 - $excluded[] = 'jquery.js';
237 - return $excluded;
238 -});
239 -
240 -// Exclude JS from combining
241 -add_filter('litespeed_optm_js_exc', function($excluded) {
242 - if (!is_array($excluded)) $excluded = array();
243 - $excluded[] = 'chat-script.js';
244 - $excluded[] = 'floating-script.js';
245 - $excluded[] = 'mxchat';
246 - $excluded[] = 'jquery.min.js';
247 - $excluded[] = 'jquery.js';
248 - return $excluded;
249 -});
250 -
251 -// Exclude JS from delayed execution
252 -add_filter('litespeed_optm_js_delay_exc', function($excluded) {
253 - if (!is_array($excluded)) $excluded = array();
254 - $excluded[] = 'chat-script.js';
255 - $excluded[] = 'floating-script.js';
256 - $excluded[] = 'mxchat';
257 - return $excluded;
258 -});
259 -
260 -// Exclude from Guest Mode optimization
261 -add_filter('litespeed_guest_optm_exc', function($excluded) {
262 - if (!is_array($excluded)) $excluded = array();
263 - $excluded[] = 'mxchat';
264 - $excluded[] = 'chat-style';
265 - $excluded[] = 'chat-script';
266 - $excluded[] = 'floating-script';
267 - return $excluded;
268 -});
269 -
270 -// ── Autoptimize ──────────────────────────────────────────────────────────────
271 -
272 -// Exclude CSS from optimization (comma-separated strings)
273 -add_filter('autoptimize_filter_css_exclude', function($excluded) {
274 - if (!is_string($excluded)) $excluded = '';
275 - return $excluded . ', mxchat, chat-style.css';
276 -});
277 -
278 -// Exclude JS from optimization (comma-separated strings)
279 -add_filter('autoptimize_filter_js_exclude', function($excluded) {
280 - if (!is_string($excluded)) $excluded = '';
281 - return $excluded . ', mxchat, chat-script.js, floating-script.js, jquery.min.js, jquery.js';
282 -});
283 -
284 -// ── SG Optimizer (SiteGround) ────────────────────────────────────────────────
285 -
286 -add_filter('sgo_js_minify_exclude', function($excluded) {
287 - if (!is_array($excluded)) $excluded = array();
288 - $excluded[] = 'chat-script.js';
289 - $excluded[] = 'floating-script.js';
290 - $excluded[] = 'jquery.min.js';
291 - return $excluded;
292 -});
293 -
294 -add_filter('sgo_javascript_combine_exclude', function($excluded) {
295 - if (!is_array($excluded)) $excluded = array();
296 - $excluded[] = 'chat-script.js';
297 - $excluded[] = 'floating-script.js';
298 - $excluded[] = 'jquery.min.js';
299 - return $excluded;
300 -});
301 -
302 -add_filter('sgo_js_async_exclude', function($excluded) {
303 - if (!is_array($excluded)) $excluded = array();
304 - $excluded[] = 'chat-script.js';
305 - $excluded[] = 'floating-script.js';
306 - $excluded[] = 'jquery.min.js';
307 - return $excluded;
308 -});
309 -
310 -// ── W3 Total Cache ───────────────────────────────────────────────────────────
311 -
312 -add_filter('w3tc_minify_js_do_tag_minification', function($do_minify, $script_tag, $file) {
313 - if (strpos($file, 'chat-script.js') !== false ||
314 - strpos($file, 'floating-script.js') !== false ||
315 - strpos($file, 'jquery.min.js') !== false ||
316 - strpos($file, 'jquery.js') !== false) {
317 - return false;
318 - }
319 - return $do_minify;
320 -}, 10, 3);
321 -
322 -// ── WP Super Cache ──────────────────────────────────────────────────────────
323 -
324 -add_filter('wpsc_rejected_uri', function($rejected) {
325 - if (!is_array($rejected)) $rejected = array();
326 - $rejected[] = 'wp-admin/admin-ajax.php';
327 - return $rejected;
328 -});
329 -
330 -// ── Page-cache bypass for chat AJAX (companion to the 3.2.6 nonce-race hotfix)
331 -// Each cache plugin gets its own filter export so that visitors hitting an
332 -// edge-cached page never receive cached chat-AJAX responses. The chat send /
333 -// stream send / file upload all POST to /wp-admin/admin-ajax.php with
334 -// `action=mxchat_*`. Without these exports, a cache plugin can stale a response
335 -// and break the per-session nonce flow on the first message.
336 -
337 -// WP Rocket — `rocket_cache_reject_uri` takes a flat array of regex strings.
338 -add_filter('rocket_cache_reject_uri', function($uris) {
339 - if (!is_array($uris)) $uris = array();
340 - $uris[] = '/wp-admin/admin-ajax\.php\?action=mxchat_.*';
341 - return $uris;
342 -});
343 -
344 -// LiteSpeed Cache — `litespeed_cache_no_cache_for_request` short-circuits
345 -// caching when the request matches our chat-AJAX pattern.
346 -add_filter('litespeed_cache_no_cache_for_request', function($no_cache) {
347 - if ($no_cache) return $no_cache;
348 - if (!empty($_SERVER['REQUEST_URI']) &&
349 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
350 - !empty($_REQUEST['action']) &&
351 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
352 - return true;
353 - }
354 - return $no_cache;
355 -});
356 -
357 -// W3 Total Cache — `w3tc_pgcache_request_skip_uri` flips page-cache off when
358 -// the URI matches.
359 -add_filter('w3tc_pgcache_request_skip_uri', function($skip) {
360 - if ($skip) return $skip;
361 - if (!empty($_SERVER['REQUEST_URI']) &&
362 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
363 - !empty($_REQUEST['action']) &&
364 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
365 - return true;
366 - }
367 - return $skip;
368 -});
369 -
370 -// FlyingPress — `flying_press_cacheable` takes a boolean and is run per
371 -// request. Same pattern as LiteSpeed / W3TC.
372 -add_filter('flying_press_cacheable', function($cacheable) {
373 - if (!$cacheable) return $cacheable;
374 - if (!empty($_SERVER['REQUEST_URI']) &&
375 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
376 - !empty($_REQUEST['action']) &&
377 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
378 - return false;
379 - }
380 - return $cacheable;
381 -});
382 -
383 31 // Include classes with error handling
384 32 function mxchat_include_classes() {
385 33 $class_files = array(
386 - 'includes/class-mxchat-model-catalog.php',
387 - 'includes/class-mxchat-tool-registry.php',
388 34 'includes/class-mxchat-integrator.php',
389 35 'includes/class-mxchat-admin.php',
390 36 'includes/class-mxchat-public.php',
391 37 'includes/class-mxchat-utils.php',
@@ -390,13 +36,10 @@
390 36 'includes/class-mxchat-public.php',
391 37 'includes/class-mxchat-utils.php',
392 38 'includes/class-mxchat-user.php',
393 39 'includes/class-mxchat-meta-box.php',
394 - 'includes/class-mxchat-chunker.php',
40 + 'includes/pdf-parser/alt_autoload.php',
395 41 'includes/class-mxchat-word-handler.php',
396 - 'includes/class-mxchat-content-generator.php',
397 - 'includes/class-mxchat-cache-purge.php',
398 - 'includes/class-rest-api.php',
399 42 'admin/class-ajax-handler.php',
400 43 'admin/class-pinecone-manager.php',
401 44 'admin/class-knowledge-manager.php'
402 45 );
@@ -408,50 +51,11 @@
408 51 } else {
409 52 //error_log('MxChat: Missing class file - ' . $file);
410 53 }
411 54 }
412 -
413 - // Register the native function-calling admin-post save handler (a41dee).
414 - if (class_exists('MxChat_Tool_Registry')) {
415 - MxChat_Tool_Registry::init();
416 - }
417 -
418 - // Admin pages that aren't classes (procedural include).
419 - if (is_admin()) {
420 - $admin_api_page = plugin_dir_path(__FILE__) . 'includes/admin-api-page.php';
421 - if (file_exists($admin_api_page)) {
422 - require_once $admin_api_page;
423 - }
424 - // f7c7d4 renamed this file admin-dashboard-page.php → admin-onboarding-page.php.
425 - // The require MUST live here (admin bootstrap) and not just inside
426 - // mxchat_add_plugin_page() on the admin_menu hook — admin_menu does NOT
427 - // fire on admin-ajax.php requests, so the wizard's AJAX handlers
428 - // (plan-905439: mxchat_onboarding_kb_status / save_step / mark_step /
429 - // auto_graduate + the f7c7d4 dismiss handler) would never register.
430 - $admin_onboarding_page = plugin_dir_path(__FILE__) . 'includes/admin-onboarding-page.php';
431 - if (file_exists($admin_onboarding_page)) {
432 - require_once $admin_onboarding_page;
433 - }
434 - }
435 55 }
436 56
437 57 /**
438 - * Lazy-load the PDF parser library only when needed.
439 - * Avoids loading 44 files on every page request.
440 - */
441 -function mxchat_load_pdf_parser() {
442 - if (class_exists('\Smalot\PdfParser\Parser')) {
443 - return true;
444 - }
445 - $autoload_path = plugin_dir_path(__FILE__) . 'includes/pdf-parser/alt_autoload.php';
446 - if (file_exists($autoload_path)) {
447 - require_once $autoload_path;
448 - return true;
449 - }
450 - return false;
451 -}
452 -
453 -/**
454 58 * Create URL click tracking table
455 59 */
456 60 function mxchat_create_url_clicks_table() {
457 61 global $wpdb;
@@ -534,13 +138,12 @@
534 138
535 139 // Define all required columns and their types
536 140 $required_columns = [
537 141 'user_identifier' => 'VARCHAR(255) DEFAULT NULL',
538 - 'user_email' => 'VARCHAR(255) DEFAULT NULL',
142 + 'user_email' => 'VARCHAR(255) DEFAULT NULL',
539 143 'user_name' => 'VARCHAR(100) DEFAULT NULL',
540 144 'originating_page_url' => 'TEXT DEFAULT NULL',
541 - 'originating_page_title' => 'VARCHAR(500) DEFAULT NULL',
542 - 'rag_context' => 'LONGTEXT DEFAULT NULL'
145 + 'originating_page_title' => 'VARCHAR(500) DEFAULT NULL'
543 146 ];
544 147
545 148 // Get existing columns
546 149 $existing_columns = $wpdb->get_results("SHOW COLUMNS FROM $table_name");
@@ -660,137 +263,32 @@
660 263 }
661 264 }
662 265
663 266 /**
664 - * Create Pinecone role restrictions table with multi-bot support
267 + * Create Pinecone role restrictions table
665 268 */
666 269 function mxchat_create_pinecone_roles_table() {
667 270 global $wpdb;
668 -
271 +
669 272 $table_name = $wpdb->prefix . 'mxchat_pinecone_roles';
670 273 $charset_collate = $wpdb->get_charset_collate();
671 -
274 +
672 275 $sql = "CREATE TABLE $table_name (
673 276 id mediumint(9) NOT NULL AUTO_INCREMENT,
674 277 vector_id varchar(255) NOT NULL,
675 - bot_id varchar(50) NOT NULL DEFAULT 'default',
676 278 source_url text,
677 279 role_restriction varchar(50) DEFAULT 'public',
678 280 updated_at timestamp DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
679 281 PRIMARY KEY (id),
680 - UNIQUE KEY vector_bot (vector_id, bot_id),
681 - KEY role_restriction (role_restriction),
682 - KEY bot_id (bot_id)
282 + UNIQUE KEY vector_id (vector_id),
283 + KEY role_restriction (role_restriction)
683 284 ) $charset_collate;";
684 -
285 +
685 286 require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
686 287 dbDelta($sql);
687 288 }
688 289
689 290 /**
690 - * Add bot_id column to mxchat_pinecone_roles table for multi-bot support
691 - * This migration runs once to update existing installations
692 - */
693 -function mxchat_migrate_pinecone_roles_add_bot_id() {
694 - global $wpdb;
695 -
696 - // Check if migration already ran
697 - $migration_version = get_option('mxchat_pinecone_roles_migration_version', '0');
698 - if (version_compare($migration_version, '2.5.2', '>=')) {
699 - return; // Already migrated
700 - }
701 -
702 - $table_name = $wpdb->prefix . 'mxchat_pinecone_roles';
703 -
704 - // Check if table exists
705 - if ($wpdb->get_var("SHOW TABLES LIKE '{$table_name}'") != $table_name) {
706 - return; // Table doesn't exist yet
707 - }
708 -
709 - // Check if bot_id column already exists
710 - $column_exists = $wpdb->get_results("SHOW COLUMNS FROM {$table_name} LIKE 'bot_id'");
711 -
712 - if (empty($column_exists)) {
713 - // Add bot_id column
714 - $wpdb->query("ALTER TABLE {$table_name} ADD COLUMN bot_id VARCHAR(50) NOT NULL DEFAULT 'default' AFTER vector_id");
715 -
716 - // Update the unique key to include bot_id
717 - $wpdb->query("ALTER TABLE {$table_name} DROP INDEX vector_id");
718 - $wpdb->query("ALTER TABLE {$table_name} ADD UNIQUE KEY vector_bot (vector_id, bot_id)");
719 -
720 - // Add index for bot_id
721 - $wpdb->query("ALTER TABLE {$table_name} ADD KEY bot_id (bot_id)");
722 -
723 - //error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
724 - }
725 -
726 - // Mark migration as complete
727 - update_option('mxchat_pinecone_roles_migration_version', '2.5.2');
728 -}
729 -
730 -/**
731 - * 2.5.6: Add content_type column to mxchat_system_prompt_content table
732 - * Enables filtering knowledge base by content type (posts, pages, PDFs, etc.)
733 - */
734 -function mxchat_migrate_add_content_type_column() {
735 - global $wpdb;
736 -
737 - // Check if migration already ran
738 - $migration_version = get_option('mxchat_content_type_migration_version', '0');
739 - if (version_compare($migration_version, '2.5.6', '>=')) {
740 - return;
741 - }
742 -
743 - $table_name = $wpdb->prefix . 'mxchat_system_prompt_content';
744 -
745 - // Check if table exists
746 - if ($wpdb->get_var("SHOW TABLES LIKE '{$table_name}'") != $table_name) {
747 - return;
748 - }
749 -
750 - // Check if content_type column already exists
751 - $column_exists = $wpdb->get_results("SHOW COLUMNS FROM {$table_name} LIKE 'content_type'");
752 -
753 - if (empty($column_exists)) {
754 - // Add content_type column with default value 'content' for backwards compatibility
755 - $wpdb->query("ALTER TABLE {$table_name} ADD COLUMN content_type VARCHAR(50) DEFAULT 'content' AFTER role_restriction");
756 -
757 - // Add index for better query performance
758 - $wpdb->query("ALTER TABLE {$table_name} ADD KEY content_type (content_type)");
759 -
760 - //error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
761 - }
762 -
763 - // Mark migration as complete
764 - update_option('mxchat_content_type_migration_version', '2.5.6');
765 -}
766 -
767 -/**
768 - * 3.2.4: Backfill the active embedding model option for installs that already
769 - * have KB content but no stamped model. The mismatch warning compares this
770 - * against the user's currently selected model — no per-row column needed.
771 - */
772 -function mxchat_backfill_active_embedding_model() {
773 - global $wpdb;
774 -
775 - if (get_option('mxchat_active_embedding_model', '') !== '') {
776 - return;
777 - }
778 -
779 - $kb_table = $wpdb->prefix . 'mxchat_system_prompt_content';
780 - if ($wpdb->get_var("SHOW TABLES LIKE '{$kb_table}'") !== $kb_table) {
781 - return;
782 - }
783 -
784 - $kb_count = (int) $wpdb->get_var("SELECT COUNT(*) FROM {$kb_table}");
785 - if ($kb_count > 0) {
786 - $options = get_option('mxchat_options', array());
787 - $current_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
788 - update_option('mxchat_active_embedding_model', $current_model, false);
789 - }
790 -}
791 -
792 -/**
793 291 * 2.5.2: Create queue processing tables for reliable background processing
794 292 */
795 293 function mxchat_create_queue_tables() {
796 294 global $wpdb;
@@ -838,58 +336,8 @@
838 336 //error_log("MxChat: Queue tables created/updated successfully");
839 337 }
840 338
841 339 /**
842 - * Create transcript translations table for persisting translations
843 - */
844 -function mxchat_create_translations_table() {
845 - global $wpdb;
846 - $charset_collate = $wpdb->get_charset_collate();
847 -
848 - $table_name = $wpdb->prefix . 'mxchat_transcript_translations';
849 - $sql = "CREATE TABLE $table_name (
850 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
851 - session_id varchar(255) NOT NULL,
852 - language_code varchar(10) NOT NULL,
853 - translations longtext NOT NULL,
854 - created_at datetime NOT NULL,
855 - updated_at datetime NOT NULL,
856 - PRIMARY KEY (id),
857 - UNIQUE KEY session_lang (session_id, language_code),
858 - KEY session_id (session_id)
859 - ) $charset_collate;";
860 -
861 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
862 - dbDelta($sql);
863 -}
864 -
865 -/**
866 - * Create per-session satisfaction ratings table (v3.2.6)
867 - * Stores one 👍/👎 rating + optional feedback per chat session.
868 - */
869 -function mxchat_create_session_ratings_table() {
870 - global $wpdb;
871 - $charset_collate = $wpdb->get_charset_collate();
872 -
873 - $table_name = $wpdb->prefix . 'mxchat_session_ratings';
874 - $sql = "CREATE TABLE $table_name (
875 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
876 - session_id varchar(255) NOT NULL,
877 - bot_id varchar(50) NOT NULL DEFAULT 'default',
878 - rating_value tinyint(1) NOT NULL,
879 - rating_feedback text DEFAULT NULL,
880 - created_at datetime NOT NULL,
881 - PRIMARY KEY (id),
882 - UNIQUE KEY session_id (session_id),
883 - KEY bot_id (bot_id),
884 - KEY created_at (created_at)
885 - ) $charset_collate;";
886 -
887 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
888 - dbDelta($sql);
889 -}
890 -
891 -/**
892 340 * 2.5.2: Fix URL column size to support long URLs (especially with UTF-8 encoding)
893 341 * This fixes "url, source_url. The supplied values may be too long" errors
894 342 */
895 343 function mxchat_fix_url_column_size() {
@@ -912,80 +360,22 @@
912 360
913 361 /**
914 362 * Migrate deprecated AI models to their replacements
915 363 * Version 2.5.1: Migrate Claude 3.5 Sonnet (deprecated) to Claude 3.7 Sonnet
916 - * Version 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
917 - * Without utf8mb4, any bot response containing emojis silently fails to insert.
918 364 */
919 -function mxchat_migrate_transcripts_charset() {
920 - global $wpdb;
921 - $table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
922 - $wpdb->query("ALTER TABLE $table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
923 -}
924 -
925 -/**
926 - * Version 3.0.55: Migrate GPT-4 series models (deprecated 2026-02-17) to GPT-5 series
927 - */
928 365 function mxchat_migrate_deprecated_models() {
929 366 $options = get_option('mxchat_options', array());
930 - $migrated = false;
931 - $migration_message = '';
932 -
933 - if (!isset($options['model'])) {
934 - return;
935 - }
936 -
937 - $current_model = $options['model'];
938 -
939 - // Migrate deprecated Claude models to Claude Opus 4.6 (recommended replacement per Anthropic)
940 - $deprecated_claude_models = array(
941 - 'claude-3-5-sonnet-20240620', // Retired Oct 28, 2025
942 - 'claude-3-5-sonnet-20241022', // Retired Oct 28, 2025
943 - 'claude-3-7-sonnet-20250219', // Retiring Feb 19, 2026
944 - 'claude-3-opus-20240229', // Retired Jan 5, 2026
945 - 'claude-3-sonnet-20240229', // Legacy
946 - 'claude-3-haiku-20240307', // Legacy
947 - );
948 - if (in_array($current_model, $deprecated_claude_models, true)) {
949 - $options['model'] = 'claude-opus-4-6';
950 - $migrated = true;
951 - $migration_message = sprintf(
952 - 'Your chatbot model has been automatically updated from %s to Claude Opus 4.6 due to Anthropic deprecating older Claude models.',
953 - $current_model
954 - );
955 - }
956 -
957 - // Migrate deprecated Claude Haiku 3.5 to Claude Haiku 4.5
958 - if ($current_model === 'claude-3-5-haiku-20241022') {
959 - $options['model'] = 'claude-haiku-4-5-20251001';
960 - $migrated = true;
961 - $migration_message = 'Your chatbot model has been automatically updated from Claude Haiku 3.5 to Claude Haiku 4.5 due to Anthropic deprecating the older model.';
962 - }
963 -
964 - // Migrate deprecated GPT-4 series and GPT-3.5 Turbo to GPT-5.1 Chat Latest
965 - if (in_array($current_model, array('gpt-4o', 'gpt-4.1-2025-04-14', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo'), true)) {
966 - $options['model'] = 'gpt-5.1-chat-latest';
967 - $migrated = true;
968 - $migration_message = sprintf(
969 - 'Your chatbot model has been automatically updated from %s to GPT-5.1 Chat Latest due to OpenAI deprecating older models.',
970 - $current_model
971 - );
972 - }
973 -
974 - // Migrate deprecated GPT-4o Mini and GPT-4.1 Mini to GPT-5 Mini
975 - if (in_array($current_model, array('gpt-4o-mini', 'gpt-4.1-mini'), true)) {
976 - $options['model'] = 'gpt-5-mini';
977 - $migrated = true;
978 - $migration_message = sprintf(
979 - 'Your chatbot model has been automatically updated from %s to GPT-5 Mini due to OpenAI deprecating GPT-4 series models.',
980 - $current_model
981 - );
982 - }
983 -
984 - if ($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';
985 372 update_option('mxchat_options', $options);
373 +
374 + // Set a flag to show admin notice
986 375 update_option('mxchat_model_migrated_notice', true);
987 - update_option('mxchat_model_migration_message', $migration_message);
376 +
377 + //error_log('MxChat: Migrated deprecated Claude 3.5 Sonnet to Claude 3.7 Sonnet');
988 378 }
989 379 }
990 380
991 381 /**
@@ -992,19 +382,17 @@
992 382 * Show admin notice after model migration
993 383 */
994 384 function mxchat_show_migration_notice() {
995 385 if (get_option('mxchat_model_migrated_notice')) {
996 - $migration_message = get_option('mxchat_model_migration_message', __('Your chatbot model has been automatically updated due to a model deprecation.', 'mxchat'));
997 386 ?>
998 387 <div class="notice notice-info is-dismissible">
999 388 <p>
1000 389 <strong><?php esc_html_e('MxChat Model Updated', 'mxchat'); ?></strong><br>
1001 - <?php echo esc_html($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'); ?>
1002 391 </p>
1003 392 </div>
1004 393 <?php
1005 394 delete_option('mxchat_model_migrated_notice');
1006 - delete_option('mxchat_model_migration_message');
1007 395 }
1008 396 }
1009 397
1010 398 function mxchat_activate() {
@@ -1024,12 +412,10 @@
1024 412 article_content LONGTEXT NOT NULL,
1025 413 embedding_vector LONGTEXT,
1026 414 source_url TEXT DEFAULT NULL,
1027 415 role_restriction VARCHAR(50) DEFAULT 'public',
1028 - content_type VARCHAR(50) DEFAULT 'content',
1029 416 timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
1030 - PRIMARY KEY (id),
1031 - KEY content_type (content_type)
417 + PRIMARY KEY (id)
1032 418 ) $charset_collate;";
1033 419
1034 420 // Intents Table - NOW INCLUDES enabled_bots column from the start
1035 421 $intents_table = $wpdb->prefix . 'mxchat_intents';
@@ -1044,26 +430,13 @@
1044 430 enabled_bots LONGTEXT DEFAULT NULL,
1045 431 PRIMARY KEY (id)
1046 432 ) $charset_collate;";
1047 433
1048 - // Individual Intent Phrases Table - each phrase gets its own embedding vector
1049 - $intent_phrases_table = $wpdb->prefix . 'mxchat_intent_phrases';
1050 - $sql_intent_phrases_table = "CREATE TABLE $intent_phrases_table (
1051 - id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
1052 - intent_id BIGINT(20) UNSIGNED NOT NULL,
1053 - phrase TEXT NOT NULL,
1054 - embedding_vector LONGTEXT NOT NULL,
1055 - created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
1056 - PRIMARY KEY (id),
1057 - KEY intent_id (intent_id)
1058 - ) $charset_collate;";
1059 -
1060 434 require_once ABSPATH . 'wp-admin/includes/upgrade.php';
1061 435
1062 436 // Create other tables
1063 437 dbDelta($sql_system_prompt);
1064 438 dbDelta($sql_intents_table);
1065 - dbDelta($sql_intent_phrases_table);
1066 439
1067 440 // Create URL click tracking table
1068 441 mxchat_create_url_clicks_table();
1069 442
@@ -1072,14 +445,8 @@
1072 445
1073 446 // NEW 2.5.2: Create queue processing tables
1074 447 mxchat_create_queue_tables();
1075 448
1076 - // Create transcript translations table
1077 - mxchat_create_translations_table();
1078 -
1079 - // Create per-session satisfaction ratings table (v3.2.6)
1080 - mxchat_create_session_ratings_table();
1081 -
1082 449 // Ensure additional columns in system prompt table
1083 450 $existing_system_columns = $wpdb->get_results("SHOW COLUMNS FROM $system_prompt_table");
1084 451 if (!empty($existing_system_columns)) {
1085 452 $existing_system_column_names = array_column($existing_system_columns, 'Field');
@@ -1119,20 +486,14 @@
1119 486 ));
1120 487 }
1121 488 }
1122 489
1123 - // Run migration for existing installations
1124 - mxchat_migrate_pinecone_roles_add_bot_id();
1125 -
1126 - // 3.2.4: Backfill active embedding model option (replaces 3.2.3 column-based tracking)
1127 - mxchat_backfill_active_embedding_model();
1128 -
1129 490 // Setup cron jobs
1130 491 mxchat_setup_cron_jobs();
1131 492
1132 493 // Update version
1133 494 update_option('mxchat_plugin_version', MXCHAT_VERSION);
1134 -
495 +
1135 496 //error_log("MxChat: Activation function completed");
1136 497 }
1137 498
1138 499 /**
@@ -1160,22 +521,8 @@
1160 521 } else {
1161 522 // Clear fallback flags if cron scheduling succeeded
1162 523 delete_option('mxchat_use_fallback_rate_limits');
1163 524 }
1164 -
1165 - // Schedule transcript cleanup if configured (bucket dropdown OR custom retention-days > 0)
1166 - $transcript_options = get_option('mxchat_transcripts_options', array());
1167 - $cleanup_interval = isset($transcript_options['mxchat_auto_delete_transcripts']) ? $transcript_options['mxchat_auto_delete_transcripts'] : 'never';
1168 - $custom_retention = isset($transcript_options['mxchat_retention_days']) ? (int) $transcript_options['mxchat_retention_days'] : 0;
1169 -
1170 - if ($cleanup_interval !== 'never' || $custom_retention > 0) {
1171 - // Check if not already scheduled
1172 - if (!wp_next_scheduled('mxchat_cleanup_old_transcripts')) {
1173 - // Schedule to run daily at 3 AM
1174 - $next_run = strtotime('tomorrow 3:00 AM');
1175 - wp_schedule_event($next_run, 'daily', 'mxchat_cleanup_old_transcripts');
1176 - }
1177 - }
1178 525 }
1179 526
1180 527 /**
1181 528 * Clean up on plugin deactivation
@@ -1182,10 +529,8 @@
1182 529 */
1183 530 function mxchat_deactivate() {
1184 531 // Clear scheduled cron jobs
1185 532 wp_clear_scheduled_hook('mxchat_reset_rate_limits');
1186 - wp_clear_scheduled_hook('mxchat_cleanup_old_transcripts');
1187 - wp_clear_scheduled_hook('mxchat_send_delayed_transcript');
1188 533
1189 534 // Clear fallback options
1190 535 delete_option('mxchat_use_fallback_rate_limits');
1191 536 delete_option('mxchat_next_rate_limit_check');
@@ -1245,14 +590,11 @@
1245 590
1246 591 // Version-specific migrations
1247 592 if ($current_version !== $plugin_version) {
1248 593 //error_log("MxChat: Version change detected: $current_version -> $plugin_version");
1249 -
594 +
1250 595 // Run live agent update BEFORE updating the stored version
1251 596 mxchat_handle_live_agent_update();
1252 -
1253 - // Run theme migration notice for 3.0.1 (AI theme CSS structure changes)
1254 - mxchat_handle_theme_migration_notice();
1255 597
1256 598 // Run role restriction migration for 2.4.1
1257 599 if (version_compare($current_version, '2.4.1', '<')) {
1258 600 mxchat_add_role_restriction_column();
@@ -1273,43 +615,9 @@
1273 615 mxchat_create_queue_tables();
1274 616 mxchat_fix_url_column_size(); // NEW: Fix URL column size for long URLs
1275 617 //error_log("MxChat: Queue tables created and URL columns updated for upgrade to 2.5.2");
1276 618 }
1277 -
1278 - // 2.6.0: Ensure rag_context column exists for retrieved documents feature
1279 - if (version_compare($current_version, '2.6.0', '<')) {
1280 - $chat_table = $wpdb->prefix . 'mxchat_chat_transcripts';
1281 - mxchat_ensure_all_columns($chat_table);
1282 - //error_log("MxChat: rag_context column migration for 2.6.0");
1283 - }
1284 -
1285 - // 3.0.5: Migrate deprecated Gemini embedding model
1286 - if (version_compare($current_version, '3.0.5', '<')) {
1287 - mxchat_migrate_gemini_embedding_model();
1288 - }
1289 -
1290 - // 3.0.6: Migrate deprecated OpenAI and Claude models
1291 - if (version_compare($current_version, '3.0.6', '<')) {
1292 - mxchat_migrate_deprecated_models();
1293 - }
1294 -
1295 - // 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
1296 - if (version_compare($current_version, '3.1.2', '<')) {
1297 - mxchat_migrate_transcripts_charset();
1298 - }
1299 -
1300 - // 3.1.7: Clean up stale shared session email/name entries
1301 - if (version_compare($current_version, '3.1.7', '<')) {
1302 - delete_option('mxchat_email_null');
1303 - delete_option('mxchat_name_null');
1304 - }
1305 -
1306 - // 3.2.4: Backfill active embedding model option for the warning UI
1307 - // (replaces the per-row column tracking from 3.2.3, which was reverted)
1308 - if (version_compare($current_version, '3.2.4', '<')) {
1309 - mxchat_backfill_active_embedding_model();
1310 - }
1311 -
619 +
1312 620 // Run full activation to ensure everything is up to date
1313 621 mxchat_activate();
1314 622
1315 623 // Run migration functions
@@ -1441,59 +749,31 @@
1441 749 function mxchat_handle_live_agent_update() {
1442 750 // Get the CURRENT stored version (before it gets updated)
1443 751 $current_version = get_option('mxchat_plugin_version', '0.0.0');
1444 752 $new_version = '2.2.2';
1445 -
753 +
1446 754 // Only run this once for the update to 2.2.2
1447 755 $update_handled = get_option('mxchat_live_agent_update_2_2_2_handled', false);
1448 -
756 +
1449 757 // Check if we're upgrading TO 2.2.2 and haven't handled this yet
1450 758 if (version_compare($current_version, $new_version, '<') && !$update_handled) {
1451 759 $options = get_option('mxchat_options', array());
1452 -
760 +
1453 761 // Check if live agent was previously enabled
1454 762 if (isset($options['live_agent_status']) && $options['live_agent_status'] === 'on') {
1455 763 // Disable live agent
1456 764 $options['live_agent_status'] = 'off';
1457 765 update_option('mxchat_options', $options);
1458 -
766 +
1459 767 // Set flag to show the notification banner
1460 768 update_option('mxchat_show_live_agent_disabled_notice', true);
1461 769 }
1462 -
770 +
1463 771 // Mark this update as handled
1464 772 update_option('mxchat_live_agent_update_2_2_2_handled', true);
1465 773 }
1466 774 }
1467 775
1468 -/**
1469 - * Handle theme migration notice for version 3.0.1
1470 - * Shows a dismissible notice to Pro users about migrating AI-generated themes
1471 - */
1472 -function mxchat_handle_theme_migration_notice() {
1473 - // Get the CURRENT stored version (before it gets updated)
1474 - $current_version = get_option('mxchat_plugin_version', '0.0.0');
1475 - $target_version = '3.0.1';
1476 -
1477 - // Only run this once for the update to 3.0.1
1478 - $update_handled = get_option('mxchat_theme_migration_update_3_0_1_handled', false);
1479 -
1480 - // Check if we're upgrading TO 3.0.1 and haven't handled this yet
1481 - if (version_compare($current_version, $target_version, '<') && !$update_handled) {
1482 - // Check if Pro is activated - only show to Pro users
1483 - $license_status = get_option('mxchat_license_status', 'inactive');
1484 - $is_pro = ($license_status === 'active');
1485 -
1486 - if ($is_pro) {
1487 - // Set flag to show the theme migration notification banner
1488 - update_option('mxchat_show_theme_migration_notice', true);
1489 - }
1490 -
1491 - // Mark this update as handled (whether Pro or not)
1492 - update_option('mxchat_theme_migration_update_3_0_1_handled', true);
1493 - }
1494 -}
1495 -
1496 776 // Initialize plugin safely
1497 777 function mxchat_init() {
1498 778 // Include all class files first
1499 779 mxchat_include_classes();
@@ -1525,32 +805,10 @@
1525 805 // Initialize meta box class
1526 806 if (class_exists('MxChat_Meta_Box')) {
1527 807 new MxChat_Meta_Box();
1528 808 }
1529 -
1530 809 }
1531 -
1532 - // Initialize content generator globally — it registers wp_head hook
1533 - // for frontend CSS injection, plus wp_ajax_ hooks for admin.
1534 - if (class_exists('MxChat_Content_Generator')) {
1535 - new MxChat_Content_Generator();
1536 - }
1537 -
1538 - // Initialize cache purge globally — settings writes can happen on any
1539 - // request type (admin screens, admin-ajax autosave, wp-cli), and the
1540 - // deferred-purge cron event fires on front-end requests.
1541 - if (class_exists('MxChat_Cache_Purge')) {
1542 - MxChat_Cache_Purge::init();
1543 - }
1544 -
1545 - // Initialize REST API globally — endpoints must be registered on
1546 - // every request (admin and frontend) so they're reachable via /wp-json/.
1547 - // Endpoints are auth-gated and locked until the site owner generates
1548 - // a token in MxChat → API Access.
1549 - if (class_exists('MxChat_Rest_Api')) {
1550 - new MxChat_Rest_Api();
1551 - }
1552 -
810 +
1553 811 // Initialize public classes
1554 812 if (class_exists('MxChat_Public')) {
1555 813 $mxchat_public = new MxChat_Public();
1556 814 }
@@ -1577,74 +835,8 @@
1577 835
1578 836 // Run initialization on plugins_loaded
1579 837 add_action('plugins_loaded', 'mxchat_init');
1580 838
1581 -// Run migration check on admin init (for auto-updates without reactivation)
1582 -add_action('admin_init', 'mxchat_check_and_run_migrations');
1583 -
1584 -/**
1585 - * Check and run migrations on admin init
1586 - * This ensures migrations run even when plugin is auto-updated
1587 - */
1588 -function mxchat_check_and_run_migrations() {
1589 - // Only run in admin and not on every request
1590 - static $checked = false;
1591 - if ($checked) {
1592 - return;
1593 - }
1594 - $checked = true;
1595 -
1596 - mxchat_migrate_pinecone_roles_add_bot_id();
1597 - mxchat_migrate_add_content_type_column();
1598 - mxchat_migrate_add_translations_table();
1599 - mxchat_migrate_add_session_ratings_table();
1600 -}
1601 -
1602 -/**
1603 - * Migration: Create per-session satisfaction ratings table (v3.2.6)
1604 - * For users upgrading from versions before 3.2.6
1605 - */
1606 -function mxchat_migrate_add_session_ratings_table() {
1607 - $migration_key = 'mxchat_session_ratings_table_created';
1608 - if (get_option($migration_key)) {
1609 - return;
1610 - }
1611 - mxchat_create_session_ratings_table();
1612 - update_option($migration_key, '3.2.6');
1613 -}
1614 -
1615 -/**
1616 - * Migration: Create transcript translations table (v3.0.4)
1617 - * For users upgrading from versions before 3.0.4
1618 - */
1619 -function mxchat_migrate_add_translations_table() {
1620 - $migration_key = 'mxchat_translations_table_created';
1621 -
1622 - // Check if migration already ran
1623 - if (get_option($migration_key)) {
1624 - return;
1625 - }
1626 -
1627 - // Create the translations table
1628 - mxchat_create_translations_table();
1629 -
1630 - // Mark migration as complete
1631 - update_option($migration_key, '3.0.4');
1632 -}
1633 -
1634 -/**
1635 - * Migration: Update deprecated Gemini embedding model (v3.0.5)
1636 - * Updates gemini-embedding-exp-03-07 to gemini-embedding-001 for users who had it selected
1637 - */
1638 -function mxchat_migrate_gemini_embedding_model() {
1639 - $options = get_option('mxchat_options', array());
1640 -
1641 - if (isset($options['embedding_model']) && $options['embedding_model'] === 'gemini-embedding-exp-03-07') {
1642 - $options['embedding_model'] = 'gemini-embedding-001';
1643 - update_option('mxchat_options', $options);
1644 - }
1645 -}
1646 -
1647 839 // Register activation hook
1648 840 register_activation_hook(__FILE__, 'mxchat_activate');
1649 841
1650 842 // Add cron schedule
@@ -1656,67 +848,5 @@
1656 848 return $schedules;
1657 849 });
1658 850
1659 851 // Register deactivation hook
1660 -register_deactivation_hook(__FILE__, 'mxchat_deactivate');
1661 -
1662 -/**
1663 - * Per-session satisfaction rating: AJAX save handler (v3.2.6).
1664 - * Records one 👍/👎 + optional feedback per chat session. The UNIQUE KEY on
1665 - * session_id makes this naturally idempotent — only the first rating per
1666 - * session is stored; duplicate POSTs are silent no-ops.
1667 - */
1668 -function mxchat_save_session_rating() {
1669 - global $wpdb;
1670 -
1671 - $session_id = isset($_POST['session_id']) ? sanitize_text_field(wp_unslash($_POST['session_id'])) : '';
1672 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field(wp_unslash($_POST['bot_id'])) : 'default';
1673 - $rating_raw = isset($_POST['rating']) ? (int) $_POST['rating'] : 0;
1674 - $feedback = isset($_POST['feedback']) ? sanitize_textarea_field(wp_unslash($_POST['feedback'])) : '';
1675 -
1676 - if ($session_id === '' || ($rating_raw !== 1 && $rating_raw !== -1)) {
1677 - wp_send_json_error(array('message' => 'invalid_input'), 400);
1678 - }
1679 -
1680 - if (strlen($feedback) > 1000) {
1681 - $feedback = substr($feedback, 0, 1000);
1682 - }
1683 -
1684 - $table_name = $wpdb->prefix . 'mxchat_session_ratings';
1685 - $existing = $wpdb->get_var($wpdb->prepare(
1686 - "SELECT id FROM $table_name WHERE session_id = %s LIMIT 1",
1687 - $session_id
1688 - ));
1689 -
1690 - if ($existing) {
1691 - if ($feedback !== '') {
1692 - $wpdb->update(
1693 - $table_name,
1694 - array('rating_feedback' => $feedback),
1695 - array('id' => (int) $existing),
1696 - array('%s'),
1697 - array('%d')
1698 - );
1699 - }
1700 - wp_send_json_success(array('updated' => true));
1701 - }
1702 -
1703 - $inserted = $wpdb->insert(
1704 - $table_name,
1705 - array(
1706 - 'session_id' => $session_id,
1707 - 'bot_id' => $bot_id !== '' ? $bot_id : 'default',
1708 - 'rating_value' => $rating_raw,
1709 - 'rating_feedback' => $feedback !== '' ? $feedback : null,
1710 - 'created_at' => current_time('mysql'),
1711 - ),
1712 - array('%s', '%s', '%d', '%s', '%s')
1713 - );
1714 -
1715 - if ($inserted === false) {
1716 - wp_send_json_error(array('message' => 'db_insert_failed'), 500);
1717 - }
1718 -
1719 - wp_send_json_success(array('saved' => true));
1720 -}
1721 -add_action('wp_ajax_mxchat_save_rating', 'mxchat_save_session_rating');
1722 -add_action('wp_ajax_nopriv_mxchat_save_rating', 'mxchat_save_session_rating');
852 +register_deactivation_hook(__FILE__, 'mxchat_deactivate');