PluginProbe
MxChat – AI Chatbot & Content Generation for WordPress / 3.0.4
MxChat – AI Chatbot & Content Generation for WordPress v3.0.4
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 +47 -848 3.2.163.0.4 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: 3.2.16
6 + * Version: 3.0.4
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
@@ -15,49 +15,15 @@
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 - // MXCHAT_BASE_VERSION: the plain header version, stable across requests even in
28 - // dev mode. Use it for anything PERSISTED or COMPARED (the stored
29 - // mxchat_plugin_version option and the migration gate in
30 - // mxchat_check_for_update). MXCHAT_VERSION keeps the time() suffix in dev for
31 - // ASSET cache-busting only — persisting the suffixed value made the version
32 - // comparison churn every request, re-running the full activation/migration
33 - // suite per page load on dev installs.
34 - define('MXCHAT_BASE_VERSION', $version);
35 - if (MXCHAT_DEV_MODE) {
36 - $version .= '.' . time();
37 - }
38 - define('MXCHAT_VERSION', $version);
23 + define('MXCHAT_VERSION', $plugin_data['Version']);
39 24 }
40 25
41 -/**
42 - * Honest, versioned User-Agent for MXChat remote-content ingestion fetches
43 - * (Knowledge Base PDF import, URL import, sitemap / website crawl).
44 - *
45 - * WAF rulesets (SiteGround/ModSecurity, Wordfence, Cloudflare managed rules)
46 - * flag stale spoofed-browser UAs as scrapers and return 403 — which silently
47 - * broke the single most common KB source: self-hosted media on the site's own
48 - * domain. A truthful crawler identifier is the industry norm for well-behaved
49 - * bots and lets a site owner allowlist "MXChatBot" in their WAF. Filterable so
50 - * a locked-down host can supply a different string without a code change.
51 - */
52 -if (!function_exists('mxchat_ingest_user_agent')) {
53 - function mxchat_ingest_user_agent() {
54 - $version = defined('MXCHAT_VERSION') ? MXCHAT_VERSION : '1.0';
55 - $ua = 'MXChatBot/' . $version . ' (+https://mxchat.ai/bot)';
56 - return apply_filters('mxchat_ingest_user_agent', $ua);
57 - }
58 -}
59 -
60 26 function mxchat_load_textdomain() {
61 27 $domain = 'mxchat';
62 28 $locale = determine_locale();
63 29
@@ -72,361 +38,20 @@
72 38 load_plugin_textdomain($domain, false, dirname(plugin_basename(__FILE__)) . '/languages');
73 39 }
74 40 add_action('init', 'mxchat_load_textdomain');
75 41
76 -/**
77 - * One-time migration: gemini-3-pro-preview was shut down by Google on March 9, 2026.
78 - * Existing installs with the dead ID get auto-remapped to gemini-3.1-pro-preview
79 - * (Google's official migration target) the first time admin_init fires after update.
80 - */
81 -add_action('admin_init', function () {
82 - if (get_option('mxchat_gemini_3_remap_done')) {
83 - return;
84 - }
85 - $opts = get_option('mxchat_options');
86 - if (is_array($opts) && isset($opts['model']) && $opts['model'] === 'gemini-3-pro-preview') {
87 - $opts['model'] = 'gemini-3.1-pro-preview';
88 - update_option('mxchat_options', $opts);
89 - }
90 - if (is_array($opts) && isset($opts['content_model']) && $opts['content_model'] === 'gemini-3-pro-preview') {
91 - $opts['content_model'] = 'gemini-3.1-pro-preview';
92 - update_option('mxchat_options', $opts);
93 - }
94 - update_option('mxchat_gemini_3_remap_done', 1);
95 -});
96 -
97 -/**
98 - * One-time migration: the Grok 2 family was retired by xAI (grok-2, grok-2-1212,
99 - * grok-2-latest, grok-2-vision-1212 all return 400 "Model not found"). Existing
100 - * installs with the dead ID get auto-remapped to grok-4-1-fast-non-reasoning
101 - * (modern, fast, broadly available) the first time admin_init fires after update.
102 - */
103 -add_action('admin_init', function () {
104 - if (get_option('mxchat_grok_2_remap_done')) {
105 - return;
106 - }
107 - $opts = get_option('mxchat_options');
108 - if (is_array($opts) && isset($opts['model']) && $opts['model'] === 'grok-2') {
109 - $opts['model'] = 'grok-4-1-fast-non-reasoning';
110 - update_option('mxchat_options', $opts);
111 - }
112 - if (is_array($opts) && isset($opts['content_model']) && $opts['content_model'] === 'grok-2') {
113 - $opts['content_model'] = 'grok-4-1-fast-non-reasoning';
114 - update_option('mxchat_options', $opts);
115 - }
116 - update_option('mxchat_grok_2_remap_done', 1);
117 -});
118 -
119 -/**
120 - * One-time migration: Anthropic retired the Claude 4 (2025-05-14) snapshots on
121 - * June 15, 2026 — claude-opus-4-20250514 and claude-sonnet-4-20250514 now return
122 - * an API error. Existing installs with a dead ID get auto-remapped to the current
123 - * equivalents Anthropic recommends (Opus 4.8 / Sonnet 4.6) the first time admin_init
124 - * fires after update. Mirrors the gemini-3-pro-preview / grok-2 rescues above.
125 - */
126 -add_action('admin_init', function () {
127 - if (get_option('mxchat_claude_4_retire_remap_done')) {
128 - return;
129 - }
130 - $map = array(
131 - 'claude-opus-4-20250514' => 'claude-opus-4-8',
132 - 'claude-sonnet-4-20250514' => 'claude-sonnet-4-6',
133 - );
134 - $opts = get_option('mxchat_options');
135 - if (is_array($opts)) {
136 - $changed = false;
137 - if (isset($opts['model']) && isset($map[$opts['model']])) {
138 - $opts['model'] = $map[$opts['model']];
139 - $changed = true;
140 - }
141 - if (isset($opts['content_model']) && isset($map[$opts['content_model']])) {
142 - $opts['content_model'] = $map[$opts['content_model']];
143 - $changed = true;
144 - }
145 - if ($changed) {
146 - update_option('mxchat_options', $opts);
147 - }
148 - }
149 - update_option('mxchat_claude_4_retire_remap_done', 1);
150 -});
151 -
152 -/**
153 - * Exclude MxChat assets from caching plugin optimizations
154 - *
155 - * This prevents issues with WP Rocket, LiteSpeed Cache, Autoptimize, WP Super Cache,
156 - * W3 Total Cache, SG Optimizer, and similar plugins that may break the chatbot by
157 - * removing "unused" CSS, minifying/combining JS, or deferring/delaying jQuery.
158 - *
159 - * Both chat-script.js and floating-script.js depend on jQuery, so jQuery must also
160 - * be excluded from any optimization that changes load order or timing.
161 - */
162 -
163 -// ── WP Rocket ────────────────────────────────────────────────────────────────
164 -
165 -// Exclude from Remove Unused CSS (RUCSS)
166 -add_filter('rocket_rucss_inline_atts_exclusions', function($exclusions) {
167 - if (!is_array($exclusions)) $exclusions = array();
168 - $exclusions[] = 'mxchat';
169 - return $exclusions;
170 -});
171 -
172 -// Exclude CSS from minification/combination
173 -add_filter('rocket_exclude_css', function($excluded) {
174 - if (!is_array($excluded)) $excluded = array();
175 - $excluded[] = '/plugins/mxchat-basic/css/chat-style.css';
176 - return $excluded;
177 -});
178 -
179 -// Exclude JS from minification/combination
180 -add_filter('rocket_exclude_js', function($excluded) {
181 - if (!is_array($excluded)) $excluded = array();
182 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
183 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
184 - $excluded[] = '/jquery-core';
185 - $excluded[] = '/jquery.min.js';
186 - $excluded[] = '/jquery.js';
187 - $excluded[] = '/jquery-migrate';
188 - return $excluded;
189 -});
190 -
191 -// Exclude JS from defer
192 -add_filter('rocket_exclude_defer_js', function($excluded) {
193 - if (!is_array($excluded)) $excluded = array();
194 - $excluded[] = '/plugins/mxchat-basic/js/chat-script.js';
195 - $excluded[] = '/plugins/mxchat-basic/js/floating-script.js';
196 - $excluded[] = '/jquery-core';
197 - $excluded[] = '/jquery.min.js';
198 - $excluded[] = '/jquery.js';
199 - $excluded[] = '/jquery-migrate';
200 - return $excluded;
201 -});
202 -
203 -// Exclude from delay JS execution
204 -add_filter('rocket_delay_js_exclusions', function($excluded) {
205 - if (!is_array($excluded)) $excluded = array();
206 - $excluded[] = 'mxchat';
207 - $excluded[] = 'chat-script';
208 - $excluded[] = 'floating-script';
209 - $excluded[] = '/jquery-core';
210 - $excluded[] = '/jquery.min.js';
211 - $excluded[] = '/jquery.js';
212 - $excluded[] = '/jquery-migrate';
213 - return $excluded;
214 -});
215 -
216 -// ── LiteSpeed Cache ──────────────────────────────────────────────────────────
217 -
218 -// Exclude CSS from optimization
219 -add_filter('litespeed_optimize_css_excludes', function($excluded) {
220 - if (!is_array($excluded)) $excluded = array();
221 - $excluded[] = 'chat-style.css';
222 - $excluded[] = 'mxchat';
223 - return $excluded;
224 -});
225 -
226 -// Exclude from UCSS (Unique CSS) - prevents LiteSpeed from stripping "unused" MxChat CSS
227 -add_filter('litespeed_ucss_whitelist', function($whitelist) {
228 - if (!is_array($whitelist)) $whitelist = array();
229 - $whitelist[] = '.mxchat-chatbot-wrapper';
230 - $whitelist[] = '.floating-chatbot';
231 - $whitelist[] = '.floating-chatbot-button';
232 - $whitelist[] = '.chatbot-top-bar';
233 - $whitelist[] = '.mxchat-chatbot';
234 - $whitelist[] = '.chat-container';
235 - $whitelist[] = '.chat-box';
236 - $whitelist[] = '.bot-message';
237 - $whitelist[] = '.input-container';
238 - $whitelist[] = '.chat-input';
239 - $whitelist[] = '.send-button';
240 - $whitelist[] = '.pre-chat-message';
241 - $whitelist[] = '.mxchat-popular-questions';
242 - $whitelist[] = '.chat-toolbar';
243 - $whitelist[] = '.exit-chat';
244 - $whitelist[] = '.email-blocker';
245 - return $whitelist;
246 -});
247 -
248 -// Exclude CSS from CCSS (Critical CSS) generation
249 -add_filter('litespeed_optm_ccss_exc', function($excluded) {
250 - if (!is_array($excluded)) $excluded = array();
251 - $excluded[] = 'chat-style.css';
252 - $excluded[] = 'mxchat';
253 - return $excluded;
254 -});
255 -
256 -// Exclude JS from defer
257 -add_filter('litespeed_optm_js_defer_exc', function($excluded) {
258 - if (!is_array($excluded)) $excluded = array();
259 - $excluded[] = 'chat-script.js';
260 - $excluded[] = 'floating-script.js';
261 - $excluded[] = 'mxchat';
262 - $excluded[] = 'jquery.min.js';
263 - $excluded[] = 'jquery.js';
264 - return $excluded;
265 -});
266 -
267 -// Exclude JS from combining
268 -add_filter('litespeed_optm_js_exc', function($excluded) {
269 - if (!is_array($excluded)) $excluded = array();
270 - $excluded[] = 'chat-script.js';
271 - $excluded[] = 'floating-script.js';
272 - $excluded[] = 'mxchat';
273 - $excluded[] = 'jquery.min.js';
274 - $excluded[] = 'jquery.js';
275 - return $excluded;
276 -});
277 -
278 -// Exclude JS from delayed execution
279 -add_filter('litespeed_optm_js_delay_exc', function($excluded) {
280 - if (!is_array($excluded)) $excluded = array();
281 - $excluded[] = 'chat-script.js';
282 - $excluded[] = 'floating-script.js';
283 - $excluded[] = 'mxchat';
284 - return $excluded;
285 -});
286 -
287 -// Exclude from Guest Mode optimization
288 -add_filter('litespeed_guest_optm_exc', function($excluded) {
289 - if (!is_array($excluded)) $excluded = array();
290 - $excluded[] = 'mxchat';
291 - $excluded[] = 'chat-style';
292 - $excluded[] = 'chat-script';
293 - $excluded[] = 'floating-script';
294 - return $excluded;
295 -});
296 -
297 -// ── Autoptimize ──────────────────────────────────────────────────────────────
298 -
299 -// Exclude CSS from optimization (comma-separated strings)
300 -add_filter('autoptimize_filter_css_exclude', function($excluded) {
301 - if (!is_string($excluded)) $excluded = '';
302 - return $excluded . ', mxchat, chat-style.css';
303 -});
304 -
305 -// Exclude JS from optimization (comma-separated strings)
306 -add_filter('autoptimize_filter_js_exclude', function($excluded) {
307 - if (!is_string($excluded)) $excluded = '';
308 - return $excluded . ', mxchat, chat-script.js, floating-script.js, jquery.min.js, jquery.js';
309 -});
310 -
311 -// ── SG Optimizer (SiteGround) ────────────────────────────────────────────────
312 -
313 -add_filter('sgo_js_minify_exclude', function($excluded) {
314 - if (!is_array($excluded)) $excluded = array();
315 - $excluded[] = 'chat-script.js';
316 - $excluded[] = 'floating-script.js';
317 - $excluded[] = 'jquery.min.js';
318 - return $excluded;
319 -});
320 -
321 -add_filter('sgo_javascript_combine_exclude', function($excluded) {
322 - if (!is_array($excluded)) $excluded = array();
323 - $excluded[] = 'chat-script.js';
324 - $excluded[] = 'floating-script.js';
325 - $excluded[] = 'jquery.min.js';
326 - return $excluded;
327 -});
328 -
329 -add_filter('sgo_js_async_exclude', function($excluded) {
330 - if (!is_array($excluded)) $excluded = array();
331 - $excluded[] = 'chat-script.js';
332 - $excluded[] = 'floating-script.js';
333 - $excluded[] = 'jquery.min.js';
334 - return $excluded;
335 -});
336 -
337 -// ── W3 Total Cache ───────────────────────────────────────────────────────────
338 -
339 -add_filter('w3tc_minify_js_do_tag_minification', function($do_minify, $script_tag, $file) {
340 - if (strpos($file, 'chat-script.js') !== false ||
341 - strpos($file, 'floating-script.js') !== false ||
342 - strpos($file, 'jquery.min.js') !== false ||
343 - strpos($file, 'jquery.js') !== false) {
344 - return false;
345 - }
346 - return $do_minify;
347 -}, 10, 3);
348 -
349 -// ── WP Super Cache ──────────────────────────────────────────────────────────
350 -
351 -add_filter('wpsc_rejected_uri', function($rejected) {
352 - if (!is_array($rejected)) $rejected = array();
353 - $rejected[] = 'wp-admin/admin-ajax.php';
354 - return $rejected;
355 -});
356 -
357 -// ── Page-cache bypass for chat AJAX (companion to the 3.2.6 nonce-race hotfix)
358 -// Each cache plugin gets its own filter export so that visitors hitting an
359 -// edge-cached page never receive cached chat-AJAX responses. The chat send /
360 -// stream send / file upload all POST to /wp-admin/admin-ajax.php with
361 -// `action=mxchat_*`. Without these exports, a cache plugin can stale a response
362 -// and break the per-session nonce flow on the first message.
363 -
364 -// WP Rocket — `rocket_cache_reject_uri` takes a flat array of regex strings.
365 -add_filter('rocket_cache_reject_uri', function($uris) {
366 - if (!is_array($uris)) $uris = array();
367 - $uris[] = '/wp-admin/admin-ajax\.php\?action=mxchat_.*';
368 - return $uris;
369 -});
370 -
371 -// LiteSpeed Cache — `litespeed_cache_no_cache_for_request` short-circuits
372 -// caching when the request matches our chat-AJAX pattern.
373 -add_filter('litespeed_cache_no_cache_for_request', function($no_cache) {
374 - if ($no_cache) return $no_cache;
375 - if (!empty($_SERVER['REQUEST_URI']) &&
376 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
377 - !empty($_REQUEST['action']) &&
378 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
379 - return true;
380 - }
381 - return $no_cache;
382 -});
383 -
384 -// W3 Total Cache — `w3tc_pgcache_request_skip_uri` flips page-cache off when
385 -// the URI matches.
386 -add_filter('w3tc_pgcache_request_skip_uri', function($skip) {
387 - if ($skip) return $skip;
388 - if (!empty($_SERVER['REQUEST_URI']) &&
389 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
390 - !empty($_REQUEST['action']) &&
391 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
392 - return true;
393 - }
394 - return $skip;
395 -});
396 -
397 -// FlyingPress — `flying_press_cacheable` takes a boolean and is run per
398 -// request. Same pattern as LiteSpeed / W3TC.
399 -add_filter('flying_press_cacheable', function($cacheable) {
400 - if (!$cacheable) return $cacheable;
401 - if (!empty($_SERVER['REQUEST_URI']) &&
402 - strpos($_SERVER['REQUEST_URI'], '/wp-admin/admin-ajax.php') !== false &&
403 - !empty($_REQUEST['action']) &&
404 - strpos((string) $_REQUEST['action'], 'mxchat_') === 0) {
405 - return false;
406 - }
407 - return $cacheable;
408 -});
409 -
410 42 // Include classes with error handling
411 43 function mxchat_include_classes() {
412 44 $class_files = array(
413 - 'includes/class-mxchat-model-catalog.php',
414 - 'includes/class-mxchat-live-agent-schedule.php',
415 - 'includes/class-mxchat-tool-registry.php',
416 45 'includes/class-mxchat-integrator.php',
417 46 'includes/class-mxchat-admin.php',
418 47 'includes/class-mxchat-public.php',
419 48 'includes/class-mxchat-utils.php',
420 49 'includes/class-mxchat-user.php',
421 - 'includes/class-mxchat-privacy.php',
422 50 'includes/class-mxchat-meta-box.php',
423 51 'includes/class-mxchat-chunker.php',
52 + 'includes/pdf-parser/alt_autoload.php',
424 53 'includes/class-mxchat-word-handler.php',
425 - 'includes/class-mxchat-content-generator.php',
426 - 'includes/class-mxchat-cache-purge.php',
427 - 'includes/class-mxchat-editor-assistant.php',
428 - 'includes/class-rest-api.php',
429 54 'admin/class-ajax-handler.php',
430 55 'admin/class-pinecone-manager.php',
431 56 'admin/class-knowledge-manager.php'
432 57 );
@@ -438,62 +63,11 @@
438 63 } else {
439 64 //error_log('MxChat: Missing class file - ' . $file);
440 65 }
441 66 }
442 -
443 - // Register the native function-calling admin-post save handler (a41dee).
444 - if (class_exists('MxChat_Tool_Registry')) {
445 - MxChat_Tool_Registry::init();
446 - }
447 -
448 - // GDPR: register with WP's personal-data export/erase tools (b81e42).
449 - if (class_exists('MxChat_Privacy')) {
450 - MxChat_Privacy::init();
451 - }
452 -
453 - // Editor Assistant — free, OFF-by-default block-editor AI actions (plan-8cb0cb).
454 - // init() wires REST + streaming AJAX + sidebar enqueue ONLY when the
455 - // mxchat_editor_assistant_enabled option is 'on'; otherwise zero footprint.
456 - if (class_exists('MxChat_Editor_Assistant')) {
457 - MxChat_Editor_Assistant::init();
458 - }
459 -
460 - // Admin pages that aren't classes (procedural include).
461 - if (is_admin()) {
462 - $admin_api_page = plugin_dir_path(__FILE__) . 'includes/admin-api-page.php';
463 - if (file_exists($admin_api_page)) {
464 - require_once $admin_api_page;
465 - }
466 - // f7c7d4 renamed this file admin-dashboard-page.php → admin-onboarding-page.php.
467 - // The require MUST live here (admin bootstrap) and not just inside
468 - // mxchat_add_plugin_page() on the admin_menu hook — admin_menu does NOT
469 - // fire on admin-ajax.php requests, so the wizard's AJAX handlers
470 - // (plan-905439: mxchat_onboarding_kb_status / save_step / mark_step /
471 - // auto_graduate + the f7c7d4 dismiss handler) would never register.
472 - $admin_onboarding_page = plugin_dir_path(__FILE__) . 'includes/admin-onboarding-page.php';
473 - if (file_exists($admin_onboarding_page)) {
474 - require_once $admin_onboarding_page;
475 - }
476 - }
477 67 }
478 68
479 69 /**
480 - * Lazy-load the PDF parser library only when needed.
481 - * Avoids loading 44 files on every page request.
482 - */
483 -function mxchat_load_pdf_parser() {
484 - if (class_exists('\Smalot\PdfParser\Parser')) {
485 - return true;
486 - }
487 - $autoload_path = plugin_dir_path(__FILE__) . 'includes/pdf-parser/alt_autoload.php';
488 - if (file_exists($autoload_path)) {
489 - require_once $autoload_path;
490 - return true;
491 - }
492 - return false;
493 -}
494 -
495 -/**
496 70 * Create URL click tracking table
497 71 */
498 72 function mxchat_create_url_clicks_table() {
499 73 global $wpdb;
@@ -761,9 +335,9 @@
761 335
762 336 // Add index for bot_id
763 337 $wpdb->query("ALTER TABLE {$table_name} ADD KEY bot_id (bot_id)");
764 338
765 - //error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
339 + error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table');
766 340 }
767 341
768 342 // Mark migration as complete
769 343 update_option('mxchat_pinecone_roles_migration_version', '2.5.2');
@@ -798,9 +372,9 @@
798 372
799 373 // Add index for better query performance
800 374 $wpdb->query("ALTER TABLE {$table_name} ADD KEY content_type (content_type)");
801 375
802 - //error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
376 + error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table');
803 377 }
804 378
805 379 // Mark migration as complete
806 380 update_option('mxchat_content_type_migration_version', '2.5.6');
@@ -806,33 +380,8 @@
806 380 update_option('mxchat_content_type_migration_version', '2.5.6');
807 381 }
808 382
809 383 /**
810 - * 3.2.4: Backfill the active embedding model option for installs that already
811 - * have KB content but no stamped model. The mismatch warning compares this
812 - * against the user's currently selected model — no per-row column needed.
813 - */
814 -function mxchat_backfill_active_embedding_model() {
815 - global $wpdb;
816 -
817 - if (get_option('mxchat_active_embedding_model', '') !== '') {
818 - return;
819 - }
820 -
821 - $kb_table = $wpdb->prefix . 'mxchat_system_prompt_content';
822 - if ($wpdb->get_var("SHOW TABLES LIKE '{$kb_table}'") !== $kb_table) {
823 - return;
824 - }
825 -
826 - $kb_count = (int) $wpdb->get_var("SELECT COUNT(*) FROM {$kb_table}");
827 - if ($kb_count > 0) {
828 - $options = get_option('mxchat_options', array());
829 - $current_model = $options['embedding_model'] ?? 'text-embedding-ada-002';
830 - update_option('mxchat_active_embedding_model', $current_model, false);
831 - }
832 -}
833 -
834 -/**
835 384 * 2.5.2: Create queue processing tables for reliable background processing
836 385 */
837 386 function mxchat_create_queue_tables() {
838 387 global $wpdb;
@@ -904,34 +453,8 @@
904 453 dbDelta($sql);
905 454 }
906 455
907 456 /**
908 - * Create per-session satisfaction ratings table (v3.2.6)
909 - * Stores one 👍/👎 rating + optional feedback per chat session.
910 - */
911 -function mxchat_create_session_ratings_table() {
912 - global $wpdb;
913 - $charset_collate = $wpdb->get_charset_collate();
914 -
915 - $table_name = $wpdb->prefix . 'mxchat_session_ratings';
916 - $sql = "CREATE TABLE $table_name (
917 - id bigint(20) unsigned NOT NULL AUTO_INCREMENT,
918 - session_id varchar(255) NOT NULL,
919 - bot_id varchar(50) NOT NULL DEFAULT 'default',
920 - rating_value tinyint(1) NOT NULL,
921 - rating_feedback text DEFAULT NULL,
922 - created_at datetime NOT NULL,
923 - PRIMARY KEY (id),
924 - UNIQUE KEY session_id (session_id),
925 - KEY bot_id (bot_id),
926 - KEY created_at (created_at)
927 - ) $charset_collate;";
928 -
929 - require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
930 - dbDelta($sql);
931 -}
932 -
933 -/**
934 457 * 2.5.2: Fix URL column size to support long URLs (especially with UTF-8 encoding)
935 458 * This fixes "url, source_url. The supplied values may be too long" errors
936 459 */
937 460 function mxchat_fix_url_column_size() {
@@ -954,118 +477,22 @@
954 477
955 478 /**
956 479 * Migrate deprecated AI models to their replacements
957 480 * Version 2.5.1: Migrate Claude 3.5 Sonnet (deprecated) to Claude 3.7 Sonnet
958 - * Version 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
959 - * Without utf8mb4, any bot response containing emojis silently fails to insert.
960 481 */
961 -function mxchat_migrate_transcripts_charset() {
962 - global $wpdb;
963 - $table_name = $wpdb->prefix . 'mxchat_chat_transcripts';
964 - $wpdb->query("ALTER TABLE $table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
965 -}
966 -
967 -/**
968 - * Version 3.0.55: Migrate GPT-4 series models (deprecated 2026-02-17) to GPT-5 series
969 - */
970 482 function mxchat_migrate_deprecated_models() {
971 483 $options = get_option('mxchat_options', array());
972 - $migrated = false;
973 - $migration_message = '';
974 -
975 - if (!isset($options['model'])) {
976 - return;
977 - }
978 -
979 - $current_model = $options['model'];
980 -
981 - // Migrate deprecated Claude models to Claude Opus 4.6 (recommended replacement per Anthropic)
982 - $deprecated_claude_models = array(
983 - 'claude-3-5-sonnet-20240620', // Retired Oct 28, 2025
984 - 'claude-3-5-sonnet-20241022', // Retired Oct 28, 2025
985 - 'claude-3-7-sonnet-20250219', // Retiring Feb 19, 2026
986 - 'claude-3-opus-20240229', // Retired Jan 5, 2026
987 - 'claude-3-sonnet-20240229', // Legacy
988 - 'claude-3-haiku-20240307', // Legacy
989 - );
990 - if (in_array($current_model, $deprecated_claude_models, true)) {
991 - $options['model'] = 'claude-opus-4-6';
992 - $migrated = true;
993 - $migration_message = sprintf(
994 - 'Your chatbot model has been automatically updated from %s to Claude Opus 4.6 due to Anthropic deprecating older Claude models.',
995 - $current_model
996 - );
997 - }
998 -
999 - // Migrate deprecated Claude Haiku 3.5 to Claude Haiku 4.5
1000 - if ($current_model === 'claude-3-5-haiku-20241022') {
1001 - $options['model'] = 'claude-haiku-4-5-20251001';
1002 - $migrated = true;
1003 - $migration_message = 'Your chatbot model has been automatically updated from Claude Haiku 3.5 to Claude Haiku 4.5 due to Anthropic deprecating the older model.';
1004 - }
1005 -
1006 - // Migrate deprecated GPT-4 series and GPT-3.5 Turbo to GPT-5.6 Sol.
1007 - // (Previous target gpt-5.1-chat-latest itself retires 2026-08-10 — never
1008 - // migrate onto a model that is already on a deprecation list.)
1009 - if (in_array($current_model, array('gpt-4o', 'gpt-4.1-2025-04-14', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo'), true)) {
1010 - $options['model'] = 'gpt-5.6-sol';
1011 - $migrated = true;
1012 - $migration_message = sprintf(
1013 - 'Your chatbot model has been automatically updated from %s to GPT-5.6 Sol due to OpenAI deprecating older models.',
1014 - $current_model
1015 - );
1016 - }
1017 -
1018 - // Migrate the gpt-5.x-chat-latest aliases OpenAI retires on August 10, 2026.
1019 - // Replacement per OpenAI's deprecations page: gpt-5.6-sol (plan e46b8f).
1020 - if (in_array($current_model, array('gpt-5.1-chat-latest', 'gpt-5.3-chat-latest'), true)) {
1021 - $options['model'] = 'gpt-5.6-sol';
1022 - $migrated = true;
1023 - $migration_message = sprintf(
1024 - 'Your chatbot model has been automatically updated from %s to GPT-5.6 Sol because OpenAI retires the GPT-5.x Chat Latest models on August 10, 2026.',
1025 - $current_model
1026 - );
1027 - }
1028 -
1029 - // The content generator has its own model option — same retirement applies.
1030 - if (isset($options['content_model'])
1031 - && in_array($options['content_model'], array('gpt-5.1-chat-latest', 'gpt-5.3-chat-latest'), true)) {
1032 - $old_content_model = $options['content_model'];
1033 - $options['content_model'] = 'gpt-5.6-sol';
1034 - $migrated = true;
1035 - $migration_message = trim($migration_message . ' ' . sprintf(
1036 - 'Your content generation model has also been updated from %s to GPT-5.6 Sol for the same OpenAI retirement.',
1037 - $old_content_model
1038 - ));
1039 - }
1040 -
1041 - // Migrate deprecated GPT-4o Mini and GPT-4.1 Mini to GPT-5 Mini
1042 - if (in_array($current_model, array('gpt-4o-mini', 'gpt-4.1-mini'), true)) {
1043 - $options['model'] = 'gpt-5-mini';
1044 - $migrated = true;
1045 - $migration_message = sprintf(
1046 - 'Your chatbot model has been automatically updated from %s to GPT-5 Mini due to OpenAI deprecating GPT-4 series models.',
1047 - $current_model
1048 - );
1049 - }
1050 -
1051 - // Migrate retired DeepSeek ids to DeepSeek V4 Flash — the vendor removed
1052 - // deepseek-chat and deepseek-reasoner on 2026-07-24 (hard cutoff, every
1053 - // request 400s). V4 Flash is DeepSeek's designated successor for the
1054 - // legacy deepseek-chat alias.
1055 - if (in_array($current_model, array('deepseek-chat', 'deepseek-reasoner'), true)) {
1056 - $options['model'] = 'deepseek-v4-flash';
1057 - $migrated = true;
1058 - $migration_message = sprintf(
1059 - 'Your chatbot model has been automatically updated from %s to DeepSeek V4 Flash because DeepSeek retired its older API models on July 24, 2026.',
1060 - $current_model
1061 - );
1062 - }
1063 -
1064 - if ($migrated) {
484 +
485 + // Check if model is set and is the deprecated Claude 3.5 Sonnet
486 + if (isset($options['model']) && $options['model'] === 'claude-3-5-sonnet-20241022') {
487 + // Update to Claude 3.7 Sonnet (the replacement model)
488 + $options['model'] = 'claude-3-7-sonnet-20250219';
1065 489 update_option('mxchat_options', $options);
490 +
491 + // Set a flag to show admin notice
1066 492 update_option('mxchat_model_migrated_notice', true);
1067 - update_option('mxchat_model_migration_message', $migration_message);
493 +
494 + //error_log('MxChat: Migrated deprecated Claude 3.5 Sonnet to Claude 3.7 Sonnet');
1068 495 }
1069 496 }
1070 497
1071 498 /**
@@ -1072,60 +499,20 @@
1072 499 * Show admin notice after model migration
1073 500 */
1074 501 function mxchat_show_migration_notice() {
1075 502 if (get_option('mxchat_model_migrated_notice')) {
1076 - $migration_message = get_option('mxchat_model_migration_message', __('Your chatbot model has been automatically updated due to a model deprecation.', 'mxchat'));
1077 503 ?>
1078 504 <div class="notice notice-info is-dismissible">
1079 505 <p>
1080 506 <strong><?php esc_html_e('MxChat Model Updated', 'mxchat'); ?></strong><br>
1081 - <?php echo esc_html($migration_message); ?>
507 + <?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'); ?>
1082 508 </p>
1083 509 </div>
1084 510 <?php
1085 511 delete_option('mxchat_model_migrated_notice');
1086 - delete_option('mxchat_model_migration_message');
1087 512 }
1088 513 }
1089 514
1090 -/**
1091 - * Persistent admin notice when the provider rejected the configured model
1092 - * (model_not_found / no access). Set by mxchat_friendly_chat_error() in the
1093 - * integrator whenever a chat request fails on a model-access error — including
1094 - * requests from anonymous visitors, which is the case that otherwise stays
1095 - * invisible to the site owner for weeks (plan e46b8f).
1096 - *
1097 - * Deleted after render so it re-arms on the next failed chat: the notice keeps
1098 - * reappearing until the model is fixed, then stops on its own.
1099 - */
1100 -function mxchat_show_model_access_notice() {
1101 - if (!current_user_can('manage_options')) {
1102 - return;
1103 - }
1104 - $notice = get_option('mxchat_model_access_notice');
1105 - if (!is_array($notice) || empty($notice['model'])) {
1106 - return;
1107 - }
1108 - $settings_url = admin_url('admin.php?page=mxchat-max');
1109 - ?>
1110 - <div class="notice notice-error is-dismissible">
1111 - <p>
1112 - <strong><?php esc_html_e('MxChat: your AI model is being rejected by the provider', 'mxchat'); ?></strong><br>
1113 - <?php
1114 - printf(
1115 - /* translators: 1: model id, 2: provider name */
1116 - esc_html__('Chat requests using the model "%1$s" are failing because %2$s reports it as unavailable on your API key (it may have been retired). Visitors may be seeing errors instead of replies.', 'mxchat'),
1117 - esc_html($notice['model']),
1118 - esc_html(!empty($notice['provider']) ? $notice['provider'] : __('the AI provider', 'mxchat'))
1119 - );
1120 - ?>
1121 - <a href="<?php echo esc_url($settings_url); ?>"><?php esc_html_e('Choose a different model in MxChat Settings', 'mxchat'); ?></a>
1122 - </p>
1123 - </div>
1124 - <?php
1125 - delete_option('mxchat_model_access_notice');
1126 -}
1127 -
1128 515 function mxchat_activate() {
1129 516 global $wpdb;
1130 517 $charset_collate = $wpdb->get_charset_collate();
1131 518
@@ -1162,26 +549,13 @@
1162 549 enabled_bots LONGTEXT DEFAULT NULL,
1163 550 PRIMARY KEY (id)
1164 551 ) $charset_collate;";
1165 552
1166 - // Individual Intent Phrases Table - each phrase gets its own embedding vector
1167 - $intent_phrases_table = $wpdb->prefix . 'mxchat_intent_phrases';
1168 - $sql_intent_phrases_table = "CREATE TABLE $intent_phrases_table (
1169 - id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
1170 - intent_id BIGINT(20) UNSIGNED NOT NULL,
1171 - phrase TEXT NOT NULL,
1172 - embedding_vector LONGTEXT NOT NULL,
1173 - created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
1174 - PRIMARY KEY (id),
1175 - KEY intent_id (intent_id)
1176 - ) $charset_collate;";
1177 -
1178 553 require_once ABSPATH . 'wp-admin/includes/upgrade.php';
1179 554
1180 555 // Create other tables
1181 556 dbDelta($sql_system_prompt);
1182 557 dbDelta($sql_intents_table);
1183 - dbDelta($sql_intent_phrases_table);
1184 558
1185 559 // Create URL click tracking table
1186 560 mxchat_create_url_clicks_table();
1187 561
@@ -1193,11 +567,8 @@
1193 567
1194 568 // Create transcript translations table
1195 569 mxchat_create_translations_table();
1196 570
1197 - // Create per-session satisfaction ratings table (v3.2.6)
1198 - mxchat_create_session_ratings_table();
1199 -
1200 571 // Ensure additional columns in system prompt table
1201 572 $existing_system_columns = $wpdb->get_results("SHOW COLUMNS FROM $system_prompt_table");
1202 573 if (!empty($existing_system_columns)) {
1203 574 $existing_system_column_names = array_column($existing_system_columns, 'Field');
@@ -1240,17 +611,13 @@
1240 611
1241 612 // Run migration for existing installations
1242 613 mxchat_migrate_pinecone_roles_add_bot_id();
1243 614
1244 - // 3.2.4: Backfill active embedding model option (replaces 3.2.3 column-based tracking)
1245 - mxchat_backfill_active_embedding_model();
1246 -
1247 615 // Setup cron jobs
1248 616 mxchat_setup_cron_jobs();
1249 617
1250 - // Update version (stable base version — never the dev time()-suffixed one,
1251 - // or the check_for_update comparison would churn every request)
1252 - update_option('mxchat_plugin_version', MXCHAT_BASE_VERSION);
618 + // Update version
619 + update_option('mxchat_plugin_version', MXCHAT_VERSION);
1253 620
1254 621 //error_log("MxChat: Activation function completed");
1255 622 }
1256 623
@@ -1265,35 +632,28 @@
1265 632 if (defined('DISABLE_WP_CRON') && DISABLE_WP_CRON) {
1266 633 // Set flag to use fallback system
1267 634 update_option('mxchat_use_fallback_rate_limits', true);
1268 635 update_option('mxchat_next_rate_limit_check', time() + 3600);
1269 - // Deliberately NO early return (plan-bc08a6): transcript cleanup below
1270 - // must still be scheduled. DISABLE_WP_CRON only changes HOW cron events
1271 - // execute (a server-side runner hitting wp-cron.php instead of loopback
1272 - // spawns) — scheduling still just writes the cron option. The old early
1273 - // return here meant a deactivate/reactivate cycle on a DISABLE_WP_CRON
1274 - // site permanently lost the transcript cleanup event while the retention
1275 - // setting still claimed to be active.
636 + return;
637 + }
638 +
639 + // Schedule the rate limit reset cron job
640 + $result = wp_schedule_event(time() + 300, 'hourly', 'mxchat_reset_rate_limits');
641 +
642 + if ($result === false) {
643 + // Fallback if scheduling fails
644 + update_option('mxchat_use_fallback_rate_limits', true);
645 + update_option('mxchat_next_rate_limit_check', time() + 3600);
1276 646 } else {
1277 - // Schedule the rate limit reset cron job
1278 - $result = wp_schedule_event(time() + 300, 'hourly', 'mxchat_reset_rate_limits');
1279 -
1280 - if ($result === false) {
1281 - // Fallback if scheduling fails
1282 - update_option('mxchat_use_fallback_rate_limits', true);
1283 - update_option('mxchat_next_rate_limit_check', time() + 3600);
1284 - } else {
1285 - // Clear fallback flags if cron scheduling succeeded
1286 - delete_option('mxchat_use_fallback_rate_limits');
1287 - }
647 + // Clear fallback flags if cron scheduling succeeded
648 + delete_option('mxchat_use_fallback_rate_limits');
1288 649 }
1289 -
1290 - // Schedule transcript cleanup if configured (bucket dropdown OR custom retention-days > 0)
650 +
651 + // Schedule transcript cleanup if configured
1291 652 $transcript_options = get_option('mxchat_transcripts_options', array());
1292 653 $cleanup_interval = isset($transcript_options['mxchat_auto_delete_transcripts']) ? $transcript_options['mxchat_auto_delete_transcripts'] : 'never';
1293 - $custom_retention = isset($transcript_options['mxchat_retention_days']) ? (int) $transcript_options['mxchat_retention_days'] : 0;
1294 -
1295 - if ($cleanup_interval !== 'never' || $custom_retention > 0) {
654 +
655 + if ($cleanup_interval !== 'never') {
1296 656 // Check if not already scheduled
1297 657 if (!wp_next_scheduled('mxchat_cleanup_old_transcripts')) {
1298 658 // Schedule to run daily at 3 AM
1299 659 $next_run = strtotime('tomorrow 3:00 AM');
@@ -1330,25 +690,17 @@
1330 690 return;
1331 691 }
1332 692
1333 693 $next_check = get_option('mxchat_next_rate_limit_check', 0);
1334 -
694 +
1335 695 if (time() >= $next_check) {
1336 - // Reuse the bootstrap's integrator — mxchat_init() creates the global on
1337 - // plugins_loaded (before this init-priority-5 callback), so it's always set
1338 - // here. Constructing a second MxChat_Integrator just to call one method
1339 - // re-registers every hook the plugin has (ajax pairs, wp_footer loader,
1340 - // rest_api_init, admin_init guard) on a duplicate instance for the rest of
1341 - // the request. Defensive construction only if the global is somehow unset.
1342 - // NOTE: MxChat_Integrator::check_fallback_rate_limits() is a second
1343 - // implementation of this same check — if either changes, change both.
1344 - global $mxchat_integrator;
1345 - $integrator = ($mxchat_integrator instanceof MxChat_Integrator)
1346 - ? $mxchat_integrator
1347 - : (class_exists('MxChat_Integrator') ? new MxChat_Integrator() : null);
1348 - if ($integrator && method_exists($integrator, 'mxchat_reset_rate_limits')) {
1349 - $integrator->mxchat_reset_rate_limits();
1350 - update_option('mxchat_next_rate_limit_check', time() + 3600);
696 + // Only run reset if the MxChat_Integrator class exists
697 + if (class_exists('MxChat_Integrator')) {
698 + $integrator = new MxChat_Integrator();
699 + if (method_exists($integrator, 'mxchat_reset_rate_limits')) {
700 + $integrator->mxchat_reset_rate_limits();
701 + update_option('mxchat_next_rate_limit_check', time() + 3600);
702 + }
1351 703 }
1352 704 }
1353 705 }
1354 706
@@ -1360,9 +712,9 @@
1360 712 global $wpdb;
1361 713
1362 714 try {
1363 715 $current_version = get_option('mxchat_plugin_version', '0.0.0');
1364 - $plugin_version = MXCHAT_BASE_VERSION;
716 + $plugin_version = MXCHAT_VERSION;
1365 717
1366 718 // Always ensure critical tables exist (even if version matches)
1367 719 // This handles manual table deletion or fresh installs
1368 720 $chat_table = $wpdb->prefix . 'mxchat_chat_transcripts';
@@ -1414,49 +766,8 @@
1414 766 mxchat_ensure_all_columns($chat_table);
1415 767 //error_log("MxChat: rag_context column migration for 2.6.0");
1416 768 }
1417 769
1418 - // 3.0.5: Migrate deprecated Gemini embedding model
1419 - if (version_compare($current_version, '3.0.5', '<')) {
1420 - mxchat_migrate_gemini_embedding_model();
1421 - }
1422 -
1423 - // 3.0.6: Migrate deprecated OpenAI and Claude models
1424 - if (version_compare($current_version, '3.0.6', '<')) {
1425 - mxchat_migrate_deprecated_models();
1426 - }
1427 -
1428 - // 3.1.2: Convert chat transcripts table to utf8mb4 for emoji support
1429 - if (version_compare($current_version, '3.1.2', '<')) {
1430 - mxchat_migrate_transcripts_charset();
1431 - }
1432 -
1433 - // 3.1.7: Clean up stale shared session email/name entries
1434 - if (version_compare($current_version, '3.1.7', '<')) {
1435 - delete_option('mxchat_email_null');
1436 - delete_option('mxchat_name_null');
1437 - }
1438 -
1439 - // 3.2.4: Backfill active embedding model option for the warning UI
1440 - // (replaces the per-row column tracking from 3.2.3, which was reverted)
1441 - if (version_compare($current_version, '3.2.4', '<')) {
1442 - mxchat_backfill_active_embedding_model();
1443 - }
1444 -
1445 - // 3.2.15: Migrate retired DeepSeek ids (deepseek-chat / deepseek-reasoner
1446 - // were shut off at the vendor on 2026-07-24). The function is idempotent —
1447 - // it only rewrites models on its deprecation lists.
1448 - if (version_compare($current_version, '3.2.15', '<')) {
1449 - mxchat_migrate_deprecated_models();
1450 - }
1451 -
1452 - // 3.2.16: Migrate OpenAI ids retiring 2026-08-10 (gpt-5.1-chat-latest /
1453 - // gpt-5.3-chat-latest → gpt-5.6-sol per OpenAI's deprecations page).
1454 - // Idempotent — only rewrites models on the deprecation lists (e46b8f).
1455 - if (version_compare($current_version, '3.2.16', '<')) {
1456 - mxchat_migrate_deprecated_models();
1457 - }
1458 -
1459 770 // Run full activation to ensure everything is up to date
1460 771 mxchat_activate();
1461 772
1462 773 // Run migration functions
@@ -1627,9 +938,9 @@
1627 938 // Check if we're upgrading TO 3.0.1 and haven't handled this yet
1628 939 if (version_compare($current_version, $target_version, '<') && !$update_handled) {
1629 940 // Check if Pro is activated - only show to Pro users
1630 941 $license_status = get_option('mxchat_license_status', 'inactive');
1631 - $is_pro = ($license_status === 'active');
942 + $is_pro = ($license_status === 'active' || $license_status === esc_html__('active', 'mxchat'));
1632 943
1633 944 if ($is_pro) {
1634 945 // Set flag to show the theme migration notification banner
1635 946 update_option('mxchat_show_theme_migration_notice', true);
@@ -1655,9 +966,8 @@
1655 966 add_action('init', 'mxchat_check_fallback_rate_limits', 5);
1656 967
1657 968 // Add migration notice hook
1658 969 add_action('admin_notices', 'mxchat_show_migration_notice');
1659 - add_action('admin_notices', 'mxchat_show_model_access_notice');
1660 970
1661 971 // Initialize classes with error handling
1662 972 try {
1663 973 // Initialize admin classes
@@ -1673,32 +983,10 @@
1673 983 // Initialize meta box class
1674 984 if (class_exists('MxChat_Meta_Box')) {
1675 985 new MxChat_Meta_Box();
1676 986 }
1677 -
1678 987 }
1679 -
1680 - // Initialize content generator globally — it registers wp_head hook
1681 - // for frontend CSS injection, plus wp_ajax_ hooks for admin.
1682 - if (class_exists('MxChat_Content_Generator')) {
1683 - new MxChat_Content_Generator();
1684 - }
1685 -
1686 - // Initialize cache purge globally — settings writes can happen on any
1687 - // request type (admin screens, admin-ajax autosave, wp-cli), and the
1688 - // deferred-purge cron event fires on front-end requests.
1689 - if (class_exists('MxChat_Cache_Purge')) {
1690 - MxChat_Cache_Purge::init();
1691 - }
1692 -
1693 - // Initialize REST API globally — endpoints must be registered on
1694 - // every request (admin and frontend) so they're reachable via /wp-json/.
1695 - // Endpoints are auth-gated and locked until the site owner generates
1696 - // a token in MxChat → API Access.
1697 - if (class_exists('MxChat_Rest_Api')) {
1698 - new MxChat_Rest_Api();
1699 - }
1700 -
988 +
1701 989 // Initialize public classes
1702 990 if (class_exists('MxChat_Public')) {
1703 991 $mxchat_public = new MxChat_Public();
1704 992 }
@@ -1743,25 +1031,11 @@
1743 1031
1744 1032 mxchat_migrate_pinecone_roles_add_bot_id();
1745 1033 mxchat_migrate_add_content_type_column();
1746 1034 mxchat_migrate_add_translations_table();
1747 - mxchat_migrate_add_session_ratings_table();
1748 1035 }
1749 1036
1750 1037 /**
1751 - * Migration: Create per-session satisfaction ratings table (v3.2.6)
1752 - * For users upgrading from versions before 3.2.6
1753 - */
1754 -function mxchat_migrate_add_session_ratings_table() {
1755 - $migration_key = 'mxchat_session_ratings_table_created';
1756 - if (get_option($migration_key)) {
1757 - return;
1758 - }
1759 - mxchat_create_session_ratings_table();
1760 - update_option($migration_key, '3.2.6');
1761 -}
1762 -
1763 -/**
1764 1038 * Migration: Create transcript translations table (v3.0.4)
1765 1039 * For users upgrading from versions before 3.0.4
1766 1040 */
1767 1041 function mxchat_migrate_add_translations_table() {
@@ -1778,21 +1052,8 @@
1778 1052 // Mark migration as complete
1779 1053 update_option($migration_key, '3.0.4');
1780 1054 }
1781 1055
1782 -/**
1783 - * Migration: Update deprecated Gemini embedding model (v3.0.5)
1784 - * Updates gemini-embedding-exp-03-07 to gemini-embedding-001 for users who had it selected
1785 - */
1786 -function mxchat_migrate_gemini_embedding_model() {
1787 - $options = get_option('mxchat_options', array());
1788 -
1789 - if (isset($options['embedding_model']) && $options['embedding_model'] === 'gemini-embedding-exp-03-07') {
1790 - $options['embedding_model'] = 'gemini-embedding-001';
1791 - update_option('mxchat_options', $options);
1792 - }
1793 -}
1794 -
1795 1056 // Register activation hook
1796 1057 register_activation_hook(__FILE__, 'mxchat_activate');
1797 1058
1798 1059 // Add cron schedule
@@ -1804,67 +1065,5 @@
1804 1065 return $schedules;
1805 1066 });
1806 1067
1807 1068 // Register deactivation hook
1808 -register_deactivation_hook(__FILE__, 'mxchat_deactivate');
1809 -
1810 -/**
1811 - * Per-session satisfaction rating: AJAX save handler (v3.2.6).
1812 - * Records one 👍/👎 + optional feedback per chat session. The UNIQUE KEY on
1813 - * session_id makes this naturally idempotent — only the first rating per
1814 - * session is stored; duplicate POSTs are silent no-ops.
1815 - */
1816 -function mxchat_save_session_rating() {
1817 - global $wpdb;
1818 -
1819 - $session_id = isset($_POST['session_id']) ? MxChat_Utils::sanitize_session_id(wp_unslash($_POST['session_id'])) : '';
1820 - $bot_id = isset($_POST['bot_id']) ? sanitize_text_field(wp_unslash($_POST['bot_id'])) : 'default';
1821 - $rating_raw = isset($_POST['rating']) ? (int) $_POST['rating'] : 0;
1822 - $feedback = isset($_POST['feedback']) ? sanitize_textarea_field(wp_unslash($_POST['feedback'])) : '';
1823 -
1824 - if ($session_id === '' || ($rating_raw !== 1 && $rating_raw !== -1)) {
1825 - wp_send_json_error(array('message' => 'invalid_input'), 400);
1826 - }
1827 -
1828 - if (strlen($feedback) > 1000) {
1829 - $feedback = substr($feedback, 0, 1000);
1830 - }
1831 -
1832 - $table_name = $wpdb->prefix . 'mxchat_session_ratings';
1833 - $existing = $wpdb->get_var($wpdb->prepare(
1834 - "SELECT id FROM $table_name WHERE session_id = %s LIMIT 1",
1835 - $session_id
1836 - ));
1837 -
1838 - if ($existing) {
1839 - if ($feedback !== '') {
1840 - $wpdb->update(
1841 - $table_name,
1842 - array('rating_feedback' => $feedback),
1843 - array('id' => (int) $existing),
1844 - array('%s'),
1845 - array('%d')
1846 - );
1847 - }
1848 - wp_send_json_success(array('updated' => true));
1849 - }
1850 -
1851 - $inserted = $wpdb->insert(
1852 - $table_name,
1853 - array(
1854 - 'session_id' => $session_id,
1855 - 'bot_id' => $bot_id !== '' ? $bot_id : 'default',
1856 - 'rating_value' => $rating_raw,
1857 - 'rating_feedback' => $feedback !== '' ? $feedback : null,
1858 - 'created_at' => current_time('mysql'),
1859 - ),
1860 - array('%s', '%s', '%d', '%s', '%s')
1861 - );
1862 -
1863 - if ($inserted === false) {
1864 - wp_send_json_error(array('message' => 'db_insert_failed'), 500);
1865 - }
1866 -
1867 - wp_send_json_success(array('saved' => true));
1868 -}
1869 -add_action('wp_ajax_mxchat_save_rating', 'mxchat_save_session_rating');
1870 -add_action('wp_ajax_nopriv_mxchat_save_rating', 'mxchat_save_session_rating');
1069 +register_deactivation_hook(__FILE__, 'mxchat_deactivate');