PluginProbe
MxChat – AI Chatbot & Content Generation for WordPress / 2.4.6
MxChat – AI Chatbot & Content Generation for WordPress v2.4.6
3.2.21 3.2.20 3.2.19 3.2.18 3.2.17 3.2.16 3.2.15 3.2.14 3.2.12 3.2.13 3.2.11 3.2.10 3.2.9 3.2.8 3.2.7 3.2.6 3.2.5 3.2.4 3.2.3 3.2.2 3.2.1 2.0.3 2.0.4 2.0.5 2.0.6 All 152 releases
← All changes | admin/class-ajax-handler.php +43 -1016 3.2.162.4.6 View file →
@@ -37,318 +37,12 @@
37 37
38 38 // Actions & Intents AJAX
39 39 add_action('wp_ajax_mxchat_toggle_action', array($this, 'mxchat_toggle_action'));
40 40 add_action('wp_ajax_mxchat_update_intent_threshold', array($this, 'mxchat_update_intent_threshold'));
41 -
41 +
42 42 add_action('wp_ajax_mxchat_save_selected_bot', array($this, 'mxchat_save_selected_bot'));
43 - add_action('wp_ajax_mxchat_check_api_keys', array($this, 'mxchat_check_api_keys'));
44 -
45 - // Debug & Optimization AJAX
46 - add_action('wp_ajax_mxchat_toggle_debug_mode', array($this, 'mxchat_toggle_debug_mode_callback'));
47 - add_action('wp_ajax_mxchat_get_debug_log', array($this, 'mxchat_get_debug_log_callback'));
48 - add_action('wp_ajax_mxchat_clear_debug_log', array($this, 'mxchat_clear_debug_log_callback'));
49 - add_action('wp_ajax_mxchat_export_settings', array($this, 'mxchat_export_settings_callback'));
50 - add_action('wp_ajax_mxchat_reset_all_settings', array($this, 'mxchat_reset_all_settings_callback'));
51 -
52 - // Global rate-limit usage counter reset (admin-only, nonce-guarded)
53 - add_action('wp_ajax_mxchat_reset_global_rate_limit', array($this, 'mxchat_reset_global_rate_limit_callback'));
54 -
55 - // Custom (OpenAI-compatible) Provider connection test
56 - add_action('wp_ajax_mxchat_test_custom_provider', array($this, 'mxchat_test_custom_provider_callback'));
57 -
58 - // Built-in provider key validation — cheap per-provider auth check (plan-mxchat-20260623-c41f74)
59 - add_action('wp_ajax_mxchat_test_provider_key', array($this, 'mxchat_test_provider_key_callback'));
60 -
61 - // Custom Post Meta discovery scan for the KB whitelist picker (plan-mxchat-20260709-fe8e4e)
62 - add_action('wp_ajax_mxchat_scan_custom_meta_keys', array($this, 'mxchat_scan_custom_meta_keys_callback'));
63 43 }
64 44
65 -/**
66 - * Discover non-ACF custom post-meta keys present on published public content, so the
67 - * KB → Custom Post Meta section can offer a click-to-add picker instead of a blind
68 - * "type the exact key you already know" textarea. plan-mxchat-20260709-fe8e4e.
69 - *
70 - * Bounded + button-triggered only (never on page load). Returns up to 50 keys by
71 - * frequency, each with a short sample value, so the owner can judge relevance before
72 - * whitelisting. Underscore-prefixed (protected/internal) keys are hidden unless the
73 - * caller opts in; ACF-managed keys are excluded so this picker never double-lists the
74 - * sibling ACF discovery picker on the same page.
75 - */
76 -public function mxchat_scan_custom_meta_keys_callback() {
77 - check_ajax_referer('mxchat_prompts_setting_nonce');
78 -
79 - if (!current_user_can('manage_options')) {
80 - wp_send_json_error(['message' => esc_html__('Unauthorized', 'mxchat')]);
81 - }
82 -
83 - global $wpdb;
84 -
85 - $include_internal = isset($_POST['include_internal']) && $_POST['include_internal'] === '1';
86 -
87 - // Restrict discovery to public post types (the content the KB actually embeds).
88 - $post_types = get_post_types(array('public' => true), 'names');
89 - if (empty($post_types)) {
90 - wp_send_json_success(array('keys' => array(), 'scanned' => 0));
91 - }
92 - $pt_placeholders = implode(',', array_fill(0, count($post_types), '%s'));
93 -
94 - // Build the set of ACF-managed meta keys to exclude. ACF stores, alongside each
95 - // value key `foo`, a reference key `_foo` whose value is the ACF field key
96 - // (`field_xxxxx`). Strip the leading underscore from every such reference key to
97 - // get the real meta key, and exclude those — the ACF picker on this page owns them.
98 - $acf_managed = array();
99 - $acf_refs = $wpdb->get_col(
100 - $wpdb->prepare(
101 - "SELECT DISTINCT meta_key FROM {$wpdb->postmeta} WHERE meta_key LIKE %s AND meta_value LIKE %s",
102 - $wpdb->esc_like('_') . '%',
103 - $wpdb->esc_like('field_') . '%'
104 - )
105 - );
106 - foreach ((array) $acf_refs as $ref_key) {
107 - if (strlen($ref_key) > 1 && $ref_key[0] === '_') {
108 - $acf_managed[substr($ref_key, 1)] = true;
109 - }
110 - }
111 -
112 - // Discover keys + counts + a sample value in one bounded aggregate query.
113 - // SUBSTRING(MIN(...)) keeps the sample selection ONLY_FULL_GROUP_BY-safe.
114 - $params = $post_types;
115 - $sql = "SELECT pm.meta_key AS mk, COUNT(*) AS n, SUBSTRING(MIN(pm.meta_value), 1, 200) AS sample
116 - FROM {$wpdb->postmeta} pm
117 - INNER JOIN {$wpdb->posts} p ON p.ID = pm.post_id
118 - WHERE p.post_status = 'publish'
119 - AND p.post_type IN ($pt_placeholders)
120 - AND pm.meta_key <> ''";
121 - if (!$include_internal) {
122 - $sql .= " AND pm.meta_key NOT LIKE %s";
123 - $params[] = $wpdb->esc_like('_') . '%';
124 - }
125 - $sql .= " GROUP BY pm.meta_key ORDER BY n DESC, pm.meta_key ASC LIMIT 200";
126 -
127 - // phpcs:ignore WordPress.DB.PreparedSQL — placeholders assembled above, values in $params.
128 - $rows = $wpdb->get_results($wpdb->prepare($sql, $params));
129 -
130 - $keys = array();
131 - foreach ((array) $rows as $row) {
132 - $mk = $row->mk;
133 - if (isset($acf_managed[$mk])) {
134 - continue; // already offered by the ACF picker
135 - }
136 -
137 - $raw = (string) $row->sample;
138 - if ($raw !== '' && (is_serialized($raw) || preg_match('/^(a:\d+:\{|O:\d+:"|s:\d+:")/', $raw))) {
139 - $sample = esc_html__('[structured value]', 'mxchat');
140 - } else {
141 - $sample = trim(preg_replace('/\s+/', ' ', $raw));
142 - if (function_exists('mb_strlen') ? mb_strlen($sample) > 60 : strlen($sample) > 60) {
143 - $sample = (function_exists('mb_substr') ? mb_substr($sample, 0, 60) : substr($sample, 0, 60)) . '…';
144 - }
145 - if ($sample === '') {
146 - $sample = esc_html__('(empty value)', 'mxchat');
147 - }
148 - }
149 -
150 - $keys[] = array(
151 - 'key' => $mk,
152 - 'count' => (int) $row->n,
153 - 'sample' => $sample,
154 - );
155 -
156 - if (count($keys) >= 50) {
157 - break;
158 - }
159 - }
160 -
161 - wp_send_json_success(array(
162 - 'keys' => $keys,
163 - 'scanned' => is_array($rows) ? count($rows) : 0,
164 - ));
165 -}
166 -
167 -/**
168 - * Test connection to a Custom (OpenAI-compatible) provider by hitting its /models endpoint
169 - * with whichever auth scheme the user configured. Reports model count or a clean error.
170 - */
171 -public function mxchat_test_custom_provider_callback() {
172 - check_ajax_referer('mxchat_test_custom_provider');
173 - if (!current_user_can('manage_options')) {
174 - wp_send_json_error(array('message' => esc_html__('Unauthorized', 'mxchat')));
175 - }
176 -
177 - $options = get_option('mxchat_options', array());
178 - $base_url = isset($options['custom_provider_base_url']) ? trim((string) $options['custom_provider_base_url']) : '';
179 - $api_key = isset($options['custom_provider_api_key']) ? trim((string) $options['custom_provider_api_key']) : '';
180 - $auth = isset($options['custom_provider_auth_scheme']) ? $options['custom_provider_auth_scheme'] : 'bearer';
181 - $api_version = isset($options['custom_provider_api_version']) ? trim((string) $options['custom_provider_api_version']) : '';
182 -
183 - if (empty($base_url)) {
184 - wp_send_json_error(array('message' => esc_html__('Base URL is empty. Save it first.', 'mxchat')));
185 - }
186 -
187 - $url = rtrim($base_url, '/') . '/models';
188 - if (!empty($api_version)) {
189 - $url = add_query_arg('api-version', $api_version, $url);
190 - }
191 -
192 - $headers = array('Content-Type' => 'application/json');
193 - if (!empty($api_key)) {
194 - if ($auth === 'api-key') {
195 - $headers['api-key'] = $api_key;
196 - } else {
197 - $headers['Authorization'] = 'Bearer ' . $api_key;
198 - }
199 - }
200 -
201 - $response = wp_remote_get($url, array(
202 - 'headers' => $headers,
203 - 'timeout' => 10,
204 - ));
205 -
206 - if (is_wp_error($response)) {
207 - wp_send_json_error(array('message' => sprintf(esc_html__('Network error: %s', 'mxchat'), esc_html($response->get_error_message()))));
208 - }
209 -
210 - $code = (int) wp_remote_retrieve_response_code($response);
211 - if ($code === 401 || $code === 403) {
212 - wp_send_json_error(array('message' => sprintf(esc_html__('Auth rejected (HTTP %d). Check API key and auth scheme.', 'mxchat'), $code)));
213 - }
214 - if ($code === 404) {
215 - wp_send_json_error(array('message' => esc_html__('Endpoint not found (HTTP 404). Check the Base URL.', 'mxchat')));
216 - }
217 - if ($code < 200 || $code >= 300) {
218 - wp_send_json_error(array('message' => sprintf(esc_html__('Upstream returned HTTP %d.', 'mxchat'), $code)));
219 - }
220 -
221 - $body = json_decode(wp_remote_retrieve_body($response), true);
222 - $count = 0;
223 - if (is_array($body)) {
224 - if (isset($body['data']) && is_array($body['data'])) {
225 - $count = count($body['data']);
226 - } elseif (isset($body['models']) && is_array($body['models'])) {
227 - $count = count($body['models']);
228 - }
229 - }
230 -
231 - wp_send_json_success(array(
232 - 'message' => sprintf(esc_html__('Connection OK — %d model(s) reported.', 'mxchat'), $count),
233 - 'count' => $count,
234 - ));
235 -}
236 -
237 -/**
238 - * Validate a BUILT-IN provider key with the lightest authenticated call per
239 - * provider (a /models or key-info GET — never a generation). Reads the posted
240 - * key value so the owner can test BEFORE saving; falls back to the saved option
241 - * when the field is empty. Mirrors mxchat_test_custom_provider_callback and the
242 - * add-on test buttons (cf5bd5 veo / 8d16f1 perplexity). The key is never logged.
243 - * plan-mxchat-20260623-c41f74.
244 - */
245 -public function mxchat_test_provider_key_callback() {
246 - check_ajax_referer('mxchat_test_provider_key');
247 - if (!current_user_can('manage_options')) {
248 - wp_send_json_error(array('message' => esc_html__('Unauthorized', 'mxchat')));
249 - }
250 -
251 - $provider = isset($_POST['provider']) ? sanitize_key(wp_unslash($_POST['provider'])) : '';
252 - $posted_key = isset($_POST['key']) ? trim((string) wp_unslash($_POST['key'])) : '';
253 -
254 - $option_map = array(
255 - 'openai' => 'api_key',
256 - 'xai' => 'xai_api_key',
257 - 'claude' => 'claude_api_key',
258 - 'deepseek' => 'deepseek_api_key',
259 - 'gemini' => 'gemini_api_key',
260 - 'openrouter' => 'openrouter_api_key',
261 - );
262 - if (!isset($option_map[$provider])) {
263 - wp_send_json_error(array('message' => esc_html__('Unknown provider.', 'mxchat')));
264 - }
265 -
266 - // Prefer the just-typed value (test-before-save); fall back to the saved key.
267 - $key = $posted_key;
268 - if ($key === '') {
269 - $options = get_option('mxchat_options', array());
270 - $key = isset($options[$option_map[$provider]]) ? trim((string) $options[$option_map[$provider]]) : '';
271 - }
272 - if ($key === '') {
273 - wp_send_json_error(array('message' => esc_html__('No API key entered or saved for this provider.', 'mxchat')));
274 - }
275 -
276 - // Lightest authenticated metadata call per provider — model-agnostic, no generation.
277 - $headers = array();
278 - switch ($provider) {
279 - case 'openai':
280 - $url = 'https://api.openai.com/v1/models';
281 - $headers = array('Authorization' => 'Bearer ' . $key);
282 - break;
283 - case 'xai':
284 - $url = 'https://api.x.ai/v1/models';
285 - $headers = array('Authorization' => 'Bearer ' . $key);
286 - break;
287 - case 'deepseek':
288 - $url = 'https://api.deepseek.com/models';
289 - $headers = array('Authorization' => 'Bearer ' . $key);
290 - break;
291 - case 'openrouter':
292 - // /auth/key validates the key itself (the public /models list does not).
293 - $url = 'https://openrouter.ai/api/v1/auth/key';
294 - $headers = array('Authorization' => 'Bearer ' . $key);
295 - break;
296 - case 'gemini':
297 - $url = add_query_arg(array('pageSize' => 1, 'key' => $key), 'https://generativelanguage.googleapis.com/v1beta/models');
298 - break;
299 - case 'claude':
300 - $url = 'https://api.anthropic.com/v1/models';
301 - $headers = array('x-api-key' => $key, 'anthropic-version' => '2023-06-01');
302 - break;
303 - default:
304 - wp_send_json_error(array('message' => esc_html__('Unknown provider.', 'mxchat')));
305 - }
306 -
307 - $response = wp_remote_get($url, array(
308 - 'headers' => $headers,
309 - 'timeout' => 10,
310 - ));
311 -
312 - if (is_wp_error($response)) {
313 - wp_send_json_error(array('message' => sprintf(esc_html__('Network error: %s', 'mxchat'), esc_html($response->get_error_message()))));
314 - }
315 -
316 - $code = (int) wp_remote_retrieve_response_code($response);
317 - if ($code >= 200 && $code < 300) {
318 - wp_send_json_success(array('message' => esc_html__('Key is valid.', 'mxchat')));
319 - }
320 -
321 - // Surface the provider's own error text when present (trimmed; key never echoed).
322 - $detail = '';
323 - $body = json_decode(wp_remote_retrieve_body($response), true);
324 - if (is_array($body)) {
325 - if (isset($body['error']['message'])) {
326 - $detail = $body['error']['message'];
327 - } elseif (isset($body['error']) && is_string($body['error'])) {
328 - $detail = $body['error'];
329 - } elseif (isset($body['message'])) {
330 - $detail = $body['message'];
331 - }
332 - }
333 - $detail = trim((string) $detail);
334 - if (strlen($detail) > 200) {
335 - $detail = substr($detail, 0, 200) . '…';
336 - }
337 -
338 - if ($code === 401 || $code === 403) {
339 - $msg = ($detail !== '')
340 - ? sprintf(esc_html__('Key rejected (HTTP %1$d): %2$s', 'mxchat'), $code, esc_html($detail))
341 - : sprintf(esc_html__('Key rejected (HTTP %d). Check the API key.', 'mxchat'), $code);
342 - wp_send_json_error(array('message' => $msg));
343 - }
344 -
345 - $msg = ($detail !== '')
346 - ? sprintf(esc_html__('Provider returned HTTP %1$d: %2$s', 'mxchat'), $code, esc_html($detail))
347 - : sprintf(esc_html__('Provider returned HTTP %d.', 'mxchat'), $code);
348 - wp_send_json_error(array('message' => $msg));
349 -}
350 -
351 45 // ========================================
352 46 // SETTINGS AJAX HANDLERS
353 47 // ========================================
354 48
@@ -362,10 +56,10 @@
362 56 wp_send_json_error(['message' => esc_html__('Unauthorized', 'mxchat')]);
363 57 }
364 58
365 59 $name = isset($_POST['name']) ? $_POST['name'] : '';
366 - // Remove WP's added slashes before saving (wp_unslash is the canonical form; plan-3f8158).
367 - $value = isset($_POST['value']) ? wp_unslash($_POST['value']) : '';
60 + // Strip slashes from the value before saving
61 + $value = isset($_POST['value']) ? stripslashes($_POST['value']) : '';
368 62
369 63 //error_log('MXChat Save: Processing field name: ' . $name);
370 64 //error_log('MXChat Save: Field value: ' . $value);
371 65
@@ -377,146 +71,15 @@
377 71 // Load the full options array
378 72 $options = get_option('mxchat_options', []);
379 73 //error_log('MXChat Save: Current options array: ' . print_r($options, true));
380 74
381 - // Extract field name from mxchat_options[field_name] format if present
382 - // But preserve the full name for special cases like rate_limits that need the full path
383 - $field_name = $name;
384 - if (preg_match('/^mxchat_options\[([^\[\]]+)\]$/', $name, $matches)) {
385 - $field_name = $matches[1];
386 - }
387 -
388 75 // Handle special cases
389 - switch ($field_name) {
390 - // Editor Assistant enable toggle (plan-8cb0cb). STANDALONE option — NOT part
391 - // of mxchat_options, so it skips the mxchat_sanitize strip-trap entirely. Save
392 - // it directly and short-circuit (mirrors the mxchat_transcripts_options pattern
393 - // below); never falls through to the generic mxchat_options save. Default OFF.
394 - case 'mxchat_editor_assistant_enabled':
395 - $ea_value = ($value === 'on' || $value === '1') ? 'on' : 'off';
396 - update_option('mxchat_editor_assistant_enabled', $ea_value);
397 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
398 - return;
399 -
400 - // Smart asset loading toggle (plan-915355). STANDALONE option, same
401 - // reasoning as the Editor Assistant case above — saved directly and
402 - // short-circuited so it never touches mxchat_options / mxchat_sanitize.
403 - // Default OFF (opt-in performance optimization).
404 - case 'mxchat_smart_asset_loading':
405 - $sal_value = ($value === 'on' || $value === '1') ? 'on' : 'off';
406 - update_option('mxchat_smart_asset_loading', $sal_value);
407 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
408 - return;
409 -
410 - // Hybrid keyword boost toggle (plan-38ffa1). STANDALONE option, same
411 - // pattern. Enabling runs capability detection HERE, at admin-save time —
412 - // building the FULLTEXT index during a visitor's chat request is not
413 - // acceptable, and detection is a one-time cost the admin can wait on.
414 - case 'mxchat_hybrid_keyword_toggle':
415 - $hkb_value = ($value === 'on' || $value === '1') ? 'on' : 'off';
416 - update_option('mxchat_hybrid_keyword_toggle', $hkb_value);
417 - if ($hkb_value === 'on') {
418 - MxChat_Utils::mxchat_hybrid_detect_capability(true);
419 - }
420 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
421 - return;
422 -
423 - // Live-agent availability schedules (plans 8ccaa2 + 99d7a4). STANDALONE
424 - // options, same reasoning as the Editor Assistant case above — nested
425 - // structures that mxchat_sanitize() would strip on the next autosave of any
426 - // other field. Each channel's value arrives as JSON from its own hidden
427 - // input, which that channel's schedule editor keeps in sync; the class owns
428 - // all validation. The bare legacy name is kept as a defense against a
429 - // browser still running pre-split cached admin JS: that UI edited "both
430 - // channels" as one, so its save writes both.
431 - case 'live_agent_schedule_slack':
432 - case 'live_agent_schedule_telegram':
433 - case 'live_agent_schedule':
434 - if (!class_exists('MxChat_Live_Agent_Schedule')) {
435 - wp_send_json_error(['message' => esc_html__('Schedule unavailable', 'mxchat')]);
436 - return;
437 - }
438 - $decoded = json_decode($value, true);
439 - if (!is_array($decoded)) {
440 - wp_send_json_error(['message' => esc_html__('Invalid schedule', 'mxchat')]);
441 - return;
442 - }
443 - $channels = ($field_name === 'live_agent_schedule')
444 - ? array('slack', 'telegram')
445 - : array(substr($field_name, strlen('live_agent_schedule_')));
446 - $saved_schedule = null;
447 - foreach ($channels as $schedule_channel) {
448 - $saved_schedule = MxChat_Live_Agent_Schedule::save($schedule_channel, $decoded);
449 - }
450 - // Echo the normalized result so the editor can reconcile if it ever
451 - // disagrees with the server (e.g. a time the class rejected).
452 - wp_send_json_success([
453 - 'message' => esc_html__('Setting saved', 'mxchat'),
454 - 'schedule' => $saved_schedule,
455 - ]);
456 - return;
457 -
458 - case 'model':
459 - //error_log('MXChat Save: Processing model selection');
460 - //error_log('MXChat Save: Model value received: ' . $value);
461 - //error_log('MXChat Save: Value type: ' . gettype($value));
462 - //error_log('MXChat Save: Value length: ' . strlen($value));
463 - //error_log('MXChat Save: Value === "openrouter": ' . ($value === 'openrouter' ? 'YES' : 'NO'));
464 -
465 - // Allow 'openrouter' or validate against whitelist
466 - if ($value === 'openrouter') {
467 - //error_log('MXChat Save: Setting model to openrouter');
468 - $options['model'] = 'openrouter';
469 - } else {
470 - //error_log('MXChat Save: Checking against whitelist');
471 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
472 - // includes/class-mxchat-model-catalog.php. A new chat model
473 - // added there is automatically accepted by autosave.
474 - if (!class_exists('MxChat_Model_Catalog')) {
475 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
476 - }
477 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
478 -
479 - //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
480 -
481 - if (in_array($value, $allowed_models)) {
482 - //error_log('MXChat Save: Model is in whitelist, saving');
483 - $options['model'] = sanitize_text_field($value);
484 - } else {
485 - //error_log('MXChat Save: Invalid model rejected: ' . $value);
486 - //error_log('MXChat Save: Allowed models: ' . print_r($allowed_models, true));
487 - wp_send_json_error(['message' => esc_html__('Invalid model selected', 'mxchat')]);
488 - return;
489 - }
490 - }
491 - break;
492 -
493 - case 'openrouter_selected_model':
494 - //error_log('MXChat Save: Processing OpenRouter model: ' . $value);
495 - $options['openrouter_selected_model'] = sanitize_text_field($value);
496 - // Force immediate save for new keys
497 - //error_log('MXChat Save: OpenRouter model saved immediately');
498 - break;
499 -
500 - case 'openrouter_selected_model_name':
501 - //error_log('MXChat Save: Processing OpenRouter model name: ' . $value);
502 - $options['openrouter_selected_model_name'] = sanitize_text_field($value);
503 - // Force immediate save for new keys
504 - //error_log('MXChat Save: OpenRouter model name saved immediately');
505 - break;
506 -
507 - case 'openrouter_api_key':
508 - //error_log('MXChat Save: Processing OpenRouter API key');
509 - $options['openrouter_api_key'] = sanitize_text_field($value);
510 - break;
511 -
512 - // REMOVED DUPLICATE case 'openrouter_selected_model_name' HERE!
513 -
76 + switch ($name) {
514 77 case 'additional_popular_questions':
515 78 //error_log('MXChat Save: Processing additional_popular_questions');
516 79 $questions = json_decode($value, true); // No need for stripslashes here
517 80 if (is_array($questions)) {
518 - $options[$field_name] = $questions;
81 + $options[$name] = $questions;
519 82 // Also update old option for backwards compatibility
520 83 update_option('additional_popular_questions', $questions);
521 84 //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
522 85 } else {
@@ -525,197 +88,55 @@
525 88 break;
526 89 case 'email_blocker_header_content':
527 90 //error_log('MXChat Save: Processing email_blocker_header_content');
528 91 // Allow HTML content but sanitize it safely
529 - $options[$field_name] = wp_kses_post($value);
92 + $options[$name] = wp_kses_post($value);
530 93 break;
531 - case 'intro_message':
532 - // Stored-XSS hardening (Wordfence CWE-79, plan-3f8158): sanitize on save as
533 - // defense in depth. wp_kses_post mirrors mxchat_sanitize() (the options.php
534 - // save path) so both save routes treat intro_message identically and strip
535 - // <script>/</textarea> breakout while keeping basic formatting + {visitor_name}.
536 - $options[$field_name] = wp_kses_post($value);
537 - break;
538 94 case 'email_blocker_button_text':
539 95 //error_log('MXChat Save: Processing email_blocker_button_text');
540 - $options[$field_name] = sanitize_text_field($value);
96 + $options[$name] = sanitize_text_field($value);
541 97 break;
542 98 case 'name_field_placeholder':
543 99 //error_log('MXChat Save: Processing name_field_placeholder');
544 - $options[$field_name] = sanitize_text_field($value);
100 + $options[$name] = sanitize_text_field($value);
545 101 break;
546 102 case 'similarity_threshold':
547 103 //error_log('MXChat Save: Processing similarity_threshold');
548 - // Validate and save - enforce min 20, max 85
549 - $threshold = intval($value);
550 - if ($threshold < 20) $threshold = 20;
551 - if ($threshold > 85) $threshold = 85;
552 - $options[$field_name] = $threshold;
104 + // Save to the options array
105 + $options[$name] = $value;
553 106 break;
554 - case 'rag_sources_limit':
555 - //error_log('MXChat Save: Processing rag_sources_limit');
556 - // Validate and save - enforce min 3, max 10, default 6
557 - $rag_limit = intval($value);
558 - if ($rag_limit < 3) $rag_limit = 3;
559 - if ($rag_limit > 10) $rag_limit = 10;
560 - $options[$field_name] = $rag_limit;
107 + case 'user_message_bg_color':
108 + case 'user_message_font_color':
109 + case 'bot_message_bg_color':
110 + case 'bot_message_font_color':
111 + case 'top_bar_bg_color':
112 + case 'send_button_font_color':
113 + case 'chatbot_background_color':
114 + case 'icon_color':
115 + case 'chat_input_font_color':
116 + case 'live_agent_message_bg_color':
117 + case 'live_agent_message_font_color':
118 + case 'mode_indicator_bg_color':
119 + case 'mode_indicator_font_color':
120 + case 'toolbar_icon_color':
121 + case 'quick_questions_toggle_color':
122 + //error_log('MXChat Save: Processing color value: ' . $name);
123 + // Store color values directly
124 + $options[$name] = $value;
561 125 break;
562 - case 'rag_chunks_limit':
563 - // Validate and save - enforce min 8, max 20, default 15
564 - $chunks_limit = intval($value);
565 - if ($chunks_limit < 8) $chunks_limit = 8;
566 - if ($chunks_limit > 20) $chunks_limit = 20;
567 - $options[$field_name] = $chunks_limit;
568 - break;
569 126 case 'live_agent_status':
570 127 //error_log('MXChat Save: Processing live_agent_status');
571 128 // Set the new value
572 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
129 + $options[$name] = ($value === 'on') ? 'on' : 'off';
573 130 break;
574 - case 'enable_web_search':
575 - //error_log('MXChat Save: Processing enable_web_search');
576 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
577 - break;
578 131 case 'enable_woocommerce_integration':
579 132 //error_log('MXChat Save: Processing enable_woocommerce_integration');
580 133 // Handle values that used to be 1/0
581 - $options[$field_name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
134 + $options[$name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
582 135 break;
583 - case 'post_type_visibility_mode':
584 - // Validate mode value
585 - $allowed_modes = array('all', 'include', 'exclude');
586 - $options[$field_name] = in_array($value, $allowed_modes) ? $value : 'all';
587 - break;
588 - case 'post_type_visibility_list':
589 - // Handle JSON array of post types
590 - $post_types = json_decode($value, true);
591 - if (is_array($post_types)) {
592 - // Sanitize each post type slug
593 - $options[$field_name] = array_map('sanitize_key', $post_types);
594 - } else {
595 - $options[$field_name] = array();
596 - }
597 - break;
598 - case 'script_loading_strategy':
599 - // Validate script loading strategy value
600 - $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
601 - $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
602 - break;
603 - case 'auto_retry_on_transient_error':
604 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
605 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
606 - break;
607 136 default:
608 - // Handle transcripts options
609 - if (strpos($name, 'mxchat_transcripts_options') !== false) {
610 - // Extract field name from mxchat_transcripts_options[field_name]
611 - if (preg_match('/mxchat_transcripts_options\[([^\]]+)\]/', $name, $matches)) {
612 - $field_name = $matches[1];
613 -
614 - // Get current transcripts options
615 - $transcripts_options = get_option('mxchat_transcripts_options', array());
616 -
617 - // Ensure it's an array
618 - if (!is_array($transcripts_options)) {
619 - $transcripts_options = array();
620 - }
621 -
622 - // Handle checkbox values (convert 'on'/'off' to 1/0)
623 - if ($value === 'on' || $value === '1') {
624 - $transcripts_options[$field_name] = 1;
625 - } else if ($value === 'off' || $value === '0' || $value === '') {
626 - $transcripts_options[$field_name] = 0;
627 - } else {
628 - // For text/select fields, sanitize appropriately
629 - if ($field_name === 'mxchat_notification_email') {
630 - $transcripts_options[$field_name] = sanitize_email($value);
631 - } else {
632 - $transcripts_options[$field_name] = sanitize_text_field($value);
633 - }
634 - }
635 -
636 - // Use direct database update to bypass any filters
637 - global $wpdb;
638 -
639 - // Serialize the options array
640 - $serialized = maybe_serialize($transcripts_options);
641 -
642 - // Check if the option already exists in the database
643 - $existing = $wpdb->get_var("SELECT option_id FROM {$wpdb->options} WHERE option_name = 'mxchat_transcripts_options'");
644 -
645 - if ($existing) {
646 - // Option exists, do an update
647 - $result = $wpdb->update(
648 - $wpdb->options,
649 - array('option_value' => $serialized),
650 - array('option_name' => 'mxchat_transcripts_options'),
651 - array('%s'),
652 - array('%s')
653 - );
654 - } else {
655 - // Option doesn't exist (new install), do an insert
656 - $result = $wpdb->insert(
657 - $wpdb->options,
658 - array(
659 - 'option_name' => 'mxchat_transcripts_options',
660 - 'option_value' => $serialized,
661 - 'autoload' => 'yes'
662 - ),
663 - array('%s', '%s', '%s')
664 - );
665 - }
666 -
667 - // Clear all caches after direct DB update
668 - wp_cache_delete('mxchat_transcripts_options', 'options');
669 - wp_cache_delete('alloptions', 'options');
670 - wp_cache_flush();
671 -
672 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
673 - return;
674 - }
675 - }
676 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
677 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
678 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
679 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
680 - if (isset($matches[1])) {
681 - $setting_key = $matches[1];
682 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
683 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
684 - }
685 - if ($setting_key === 'limit') {
686 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
687 - if ($value === '__custom__') {
688 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
689 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
690 - $options['rate_limits_global']['limit'] = $custom;
691 - }
692 - // else leave existing limit untouched until the custom value arrives
693 - } else {
694 - $options['rate_limits_global']['limit'] = $value;
695 - }
696 - } elseif ($setting_key === 'limit_custom') {
697 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
698 - $options['rate_limits_global']['limit_custom'] = $clean;
699 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
700 - // The custom number input is only editable when the dropdown is on
701 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
702 - // sends one field per change event, so a limit_custom change only fires
703 - // in custom mode — there is no preset to clobber. The old guard required
704 - // limit to already be non-preset, which it isn't on a first-time custom
705 - // entry (the limit=__custom__ event arrives before limit_custom is set),
706 - // so the value never landed in limit on the first save and reverted on refresh.
707 - if ($clean !== '' && (int) $clean >= 1) {
708 - $options['rate_limits_global']['limit'] = $clean;
709 - }
710 - } elseif ($setting_key === 'timeframe') {
711 - $allowed_tf = array('hourly','daily','weekly','monthly');
712 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
713 - }
714 - }
715 - }
716 137 // First check for rate limits settings
717 - else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
138 + if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
718 139 //error_log('MXChat Save: Detected rate_limits field: ' . $name);
719 140
720 141 // Extract role ID and setting from the name
721 142 preg_match('/\[rate_limits\]\[(.*?)\]\[(.*?)\]/', $name, $matches);
@@ -722,9 +143,9 @@
722 143 //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
723 144
724 145 if (isset($matches[1]) && isset($matches[2])) {
725 146 $role_id = $matches[1];
726 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
147 + $setting_key = $matches[2]; // limit, timeframe, or message
727 148
728 149 //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
729 150
730 151 // Initialize rate_limits if it doesn't exist
@@ -742,32 +163,10 @@
742 163 'message' => 'Rate limit exceeded. Please try again later.'
743 164 ];
744 165 }
745 166
746 - if ($setting_key === 'limit') {
747 - if ($value === '__custom__') {
748 - // Pull the integer from limit_custom that may have arrived (or will arrive).
749 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
750 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
751 - $options['rate_limits'][$role_id]['limit'] = $custom;
752 - }
753 - } else {
754 - $options['rate_limits'][$role_id]['limit'] = $value;
755 - }
756 - } elseif ($setting_key === 'limit_custom') {
757 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
758 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
759 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
760 - // as the global branch above (plan-74eb86). The per-role custom input is
761 - // only editable in custom mode and autosave is one-field-per-change, so
762 - // this never clobbers a preset; it fixes the first-time-save revert.
763 - if ($clean !== '' && (int) $clean >= 1) {
764 - $options['rate_limits'][$role_id]['limit'] = $clean;
765 - }
766 - } else {
767 - // Update the specific setting (timeframe, message)
768 - $options['rate_limits'][$role_id][$setting_key] = $value;
769 - }
167 + // Update the specific setting
168 + $options['rate_limits'][$role_id][$setting_key] = $value;
770 169 //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
771 170 } else {
772 171 //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
773 172 }
@@ -792,10 +191,10 @@
792 191 } else {
793 192 //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
794 193 }
795 194 }
796 - // Handle toggles - check both extracted field_name and original name for toggle detection
797 - else if (strpos($field_name, 'toggle') !== false || in_array($field_name, [
195 + // Handle toggles
196 + else if (strpos($name, 'toggle') !== false || in_array($name, [
798 197 'chat_persistence_toggle',
799 198 'privacy_toggle',
800 199 'complianz_toggle',
801 200 'chat_toolbar_toggle',
@@ -802,22 +201,17 @@
802 201 'show_pdf_upload_button',
803 202 'show_word_upload_button',
804 203 'enable_streaming_toggle',
805 204 'contextual_awareness_toggle',
806 - 'citation_links_toggle',
807 205 'enable_email_block',
808 - 'enable_name_field',
809 - 'custom_provider_for_embeddings',
810 - 'custom_provider_for_images',
811 - 'print_button_enabled',
812 - 'reset_chat_enabled'
206 + 'enable_name_field'
813 207 ])) {
814 - //error_log('MXChat Save: Processing toggle: ' . $field_name);
815 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
208 + //error_log('MXChat Save: Processing toggle: ' . $name);
209 + $options[$name] = ($value === 'on') ? 'on' : 'off';
816 210 } else {
817 - //error_log('MXChat Save: Processing standard field: ' . $field_name);
818 - // Store all other values directly using the extracted field name
819 - $options[$field_name] = $value;
211 + //error_log('MXChat Save: Processing standard field: ' . $name);
212 + // Store all other values directly
213 + $options[$name] = $value;
820 214 }
821 215 break;
822 216 }
823 217
@@ -825,20 +219,8 @@
825 219 $updated = update_option('mxchat_options', $options);
826 220 //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
827 221 //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
828 222
829 - // Log the save action if debug mode is enabled
830 - if ( class_exists( 'MxChat_Admin' ) ) {
831 - MxChat_Admin::mxchat_log_debug(
832 - 'settings_save',
833 - sprintf( 'Field saved: %s', $field_name ),
834 - array(
835 - 'field' => $field_name,
836 - 'updated' => $updated,
837 - )
838 - );
839 - }
840 -
841 223 // Always return success even if WordPress says nothing changed
842 224 // (which happens when the value is the same as before)
843 225 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
844 226 }
@@ -1042,123 +424,8 @@
1042 424 wp_send_json_error(['message' => esc_html__('No changes detected', 'mxchat')]);
1043 425 }
1044 426 }
1045 427
1046 - // Handle chunking settings - use direct DB access to bypass WordPress filters
1047 - if (strpos($name, 'mxchat_chunk') === 0 || $name === 'mxchat_chunking_enabled') {
1048 - global $wpdb;
1049 -
1050 - // Get current options directly from database
1051 - $current_options_raw = $wpdb->get_var(
1052 - $wpdb->prepare(
1053 - "SELECT option_value FROM {$wpdb->options} WHERE option_name = %s",
1054 - 'mxchat_options'
1055 - )
1056 - );
1057 -
1058 - $options = $current_options_raw !== null ? maybe_unserialize($current_options_raw) : array();
1059 - if (!is_array($options)) {
1060 - $options = array();
1061 - }
1062 -
1063 - // Update the specific chunking field
1064 - if ($name === 'mxchat_chunking_enabled') {
1065 - $options['chunking_enabled'] = in_array($value, array('on', '1', 'true', true), true);
1066 - } elseif ($name === 'mxchat_chunk_size') {
1067 - $options['chunk_size'] = max(1000, min(10000, intval($value)));
1068 - }
1069 -
1070 - // Save directly to database
1071 - $serialized_options = maybe_serialize($options);
1072 -
1073 - $option_exists = $wpdb->get_var(
1074 - $wpdb->prepare(
1075 - "SELECT COUNT(*) FROM {$wpdb->options} WHERE option_name = %s",
1076 - 'mxchat_options'
1077 - )
1078 - );
1079 -
1080 - if ($option_exists > 0) {
1081 - $save_result = $wpdb->update(
1082 - $wpdb->options,
1083 - array('option_value' => $serialized_options),
1084 - array('option_name' => 'mxchat_options'),
1085 - array('%s'),
1086 - array('%s')
1087 - );
1088 - } else {
1089 - $save_result = $wpdb->insert(
1090 - $wpdb->options,
1091 - array(
1092 - 'option_name' => 'mxchat_options',
1093 - 'option_value' => $serialized_options,
1094 - 'autoload' => 'yes'
1095 - ),
1096 - array('%s', '%s', '%s')
1097 - );
1098 - }
1099 -
1100 - // Clear object cache for this option
1101 - wp_cache_delete('mxchat_options', 'options');
1102 -
1103 - if ($save_result !== false) {
1104 - wp_send_json_success(['message' => esc_html__('Chunking setting saved', 'mxchat')]);
1105 - } else {
1106 - wp_send_json_error(['message' => esc_html__('Failed to save chunking setting', 'mxchat')]);
1107 - }
1108 - return;
1109 - }
1110 -
1111 - // Handle ACF field exclusion toggles
1112 - if (strpos($name, 'mxchat_acf_field_') === 0) {
1113 - // Extract field name from the input name (e.g., mxchat_acf_field_private_notes -> private_notes)
1114 - $field_name = str_replace('mxchat_acf_field_', '', $name);
1115 - $is_enabled = ($value === 'on' || $value === '1');
1116 -
1117 - // Get current excluded fields
1118 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
1119 - if (!is_array($excluded_fields)) {
1120 - $excluded_fields = array();
1121 - }
1122 -
1123 - if ($is_enabled) {
1124 - // Remove from exclusion list (field should be included)
1125 - $excluded_fields = array_values(array_diff($excluded_fields, array($field_name)));
1126 - } else {
1127 - // Add to exclusion list (field should be excluded)
1128 - if (!in_array($field_name, $excluded_fields)) {
1129 - $excluded_fields[] = $field_name;
1130 - }
1131 - }
1132 -
1133 - $updated = update_option('mxchat_acf_excluded_fields', $excluded_fields);
1134 -
1135 - if ($updated || true) { // Always report success since the state may already be correct
1136 - wp_send_json_success([
1137 - 'message' => $is_enabled
1138 - ? sprintf(esc_html__('Field "%s" will be included in imports', 'mxchat'), $field_name)
1139 - : sprintf(esc_html__('Field "%s" will be excluded from imports', 'mxchat'), $field_name)
1140 - ]);
1141 - } else {
1142 - wp_send_json_error(['message' => esc_html__('Failed to save ACF field setting', 'mxchat')]);
1143 - }
1144 - return;
1145 - }
1146 -
1147 - // Handle custom post meta whitelist
1148 - if ($name === 'mxchat_custom_meta_whitelist') {
1149 - $updated = update_option('mxchat_custom_meta_whitelist', sanitize_textarea_field($value));
1150 -
1151 - if ($updated || true) { // Always report success since the state may already be correct
1152 - wp_send_json_success([
1153 - 'message' => esc_html__('Custom meta whitelist saved', 'mxchat')
1154 - ]);
1155 - } else {
1156 - wp_send_json_error(['message' => esc_html__('Failed to save custom meta whitelist', 'mxchat')]);
1157 - }
1158 - return;
1159 - }
1160 -
1161 428 // Handle other prompts options
1162 429 $options = get_option('mxchat_prompts_options', []);
1163 430 $options[$name] = $value;
1164 431 $updated = update_option('mxchat_prompts_options', $options);
@@ -1369,17 +636,9 @@
1369 636 //error_log('MxChat deactivate: Nonce check failed');
1370 637 wp_send_json_error('Security check failed.');
1371 638 return;
1372 639 }
1373 -
1374 - // plan-mxchat-20260731-c63fb6 — nonce is not authorization. Without this,
1375 - // any authenticated user holding the nonce could revoke the site's PRO
1376 - // licence. Every sibling handler in this file already checks.
1377 - if (!current_user_can('manage_options')) {
1378 - wp_send_json_error(esc_html__('Unauthorized', 'mxchat'), 403);
1379 - return;
1380 - }
1381 -
640 +
1382 641 //error_log('MxChat deactivate: Nonce check passed');
1383 642
1384 643 $license_key = get_option('mxchat_activation_key');
1385 644 $email = get_option('mxchat_pro_email');
@@ -1550,240 +809,8 @@
1550 809 */
1551 810 private function mxchat_get_nonce_action() {
1552 811 return 'mxchat_license_nonce';
1553 812 }
1554 -
1555 - /**
1556 - * Check API key status for all providers
1557 - */
1558 - public function mxchat_check_api_keys() {
1559 - // Check nonce
1560 - if (!wp_verify_nonce($_POST['nonce'] ?? '', 'mxchat_save_setting_nonce')) {
1561 - wp_send_json_error('Invalid nonce');
1562 - }
1563 -
1564 - // Check permissions
1565 - if (!current_user_can('manage_options')) {
1566 - wp_send_json_error('Unauthorized');
1567 - }
1568 -
1569 - // Get current options
1570 - $options = get_option('mxchat_options', array());
1571 -
1572 - // Check which API keys are present
1573 - $api_key_status = array(
1574 - 'openai' => !empty($options['api_key']),
1575 - 'claude' => !empty($options['claude_api_key']),
1576 - 'xai' => !empty($options['xai_api_key']),
1577 - 'deepseek' => !empty($options['deepseek_api_key']),
1578 - 'gemini' => !empty($options['gemini_api_key']),
1579 - 'openrouter' => !empty($options['openrouter_api_key']),
1580 - 'voyage' => !empty($options['voyage_api_key'])
1581 - );
1582 -
1583 - wp_send_json_success($api_key_status);
1584 - }
1585 -
1586 - // ========================================
1587 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1588 - // ========================================
1589 -
1590 - /**
1591 - * Toggle debug mode on/off
1592 - */
1593 - public function mxchat_toggle_debug_mode_callback() {
1594 - // Verify nonce
1595 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1596 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1597 - }
1598 -
1599 - // Check permissions
1600 - if ( ! current_user_can( 'manage_options' ) ) {
1601 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1602 - }
1603 -
1604 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1605 -
1606 - $options = get_option( 'mxchat_options', array() );
1607 -
1608 - if ( $enabled ) {
1609 - $options['debug_mode'] = 'on';
1610 - update_option( 'mxchat_options', $options );
1611 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1612 - } else {
1613 - // Log before disabling
1614 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1615 - $options['debug_mode'] = 'off';
1616 - update_option( 'mxchat_options', $options );
1617 - }
1618 -
1619 - wp_send_json_success( array(
1620 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1621 - 'enabled' => $enabled,
1622 - ) );
1623 - }
1624 -
1625 - /**
1626 - * Get the debug log entries
1627 - */
1628 - public function mxchat_get_debug_log_callback() {
1629 - // Verify nonce
1630 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1631 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1632 - }
1633 -
1634 - // Check permissions
1635 - if ( ! current_user_can( 'manage_options' ) ) {
1636 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1637 - }
1638 -
1639 - $log = MxChat_Admin::mxchat_get_debug_log();
1640 -
1641 - wp_send_json_success( array(
1642 - 'log' => $log,
1643 - 'count' => count( $log ),
1644 - ) );
1645 - }
1646 -
1647 - /**
1648 - * Clear the debug log
1649 - */
1650 - public function mxchat_clear_debug_log_callback() {
1651 - // Verify nonce
1652 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1653 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1654 - }
1655 -
1656 - // Check permissions
1657 - if ( ! current_user_can( 'manage_options' ) ) {
1658 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1659 - }
1660 -
1661 - MxChat_Admin::mxchat_clear_debug_log();
1662 -
1663 - // Log that the log was cleared (this will be the first entry in the new log)
1664 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1665 -
1666 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1667 - }
1668 -
1669 - /**
1670 - * Export settings as JSON
1671 - */
1672 - public function mxchat_export_settings_callback() {
1673 - // Verify nonce
1674 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1675 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1676 - }
1677 -
1678 - // Check permissions
1679 - if ( ! current_user_can( 'manage_options' ) ) {
1680 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1681 - }
1682 -
1683 - $export = MxChat_Admin::mxchat_export_settings();
1684 -
1685 - // Log the export
1686 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1687 -
1688 - wp_send_json_success( array(
1689 - 'settings' => $export,
1690 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1691 - ) );
1692 - }
1693 -
1694 - /**
1695 - * Reset all settings to defaults
1696 - */
1697 - public function mxchat_reset_all_settings_callback() {
1698 - // Verify nonce
1699 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1700 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1701 - }
1702 -
1703 - // Check permissions
1704 - if ( ! current_user_can( 'manage_options' ) ) {
1705 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1706 - }
1707 -
1708 - // Require confirmation code
1709 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1710 -
1711 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1712 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1713 - }
1714 -
1715 - // Perform the reset
1716 - MxChat_Admin::mxchat_reset_all_settings();
1717 -
1718 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1719 - }
1720 -
1721 - /**
1722 - * Reset the global rate-limit usage counter to zero on demand.
1723 - *
1724 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1725 - * increments per message, then returns a freshly-formatted readout string
1726 - * so the settings page can update without a reload. Does NOT change any
1727 - * enforcement config — purely clears the running counter.
1728 - */
1729 - public function mxchat_reset_global_rate_limit_callback() {
1730 - // Verify nonce
1731 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1732 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1733 - }
1734 -
1735 - // Check permissions
1736 - if ( ! current_user_can( 'manage_options' ) ) {
1737 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1738 - }
1739 -
1740 - // Resolve the per-bot counter key the same way the integrator does.
1741 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1742 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1743 - if ( $safe_bot === '' ) {
1744 - $safe_bot = 'default';
1745 - }
1746 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1747 -
1748 - $now = time();
1749 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1750 -
1751 - // Recompute the display string so the front-end can update in place.
1752 - $all_options = get_option( 'mxchat_options', array() );
1753 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1754 - ? $all_options['rate_limits_global']
1755 - : array();
1756 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1757 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1758 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1759 - $limit_raw = (string) $global_cfg['limit_custom'];
1760 - }
1761 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1762 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1763 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1764 - $reset_at = $now + $window;
1765 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1766 -
1767 - $text = sprintf(
1768 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1769 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1770 - number_format_i18n( 0 ),
1771 - number_format_i18n( $limit_int ),
1772 - number_format_i18n( $limit_int ),
1773 - human_time_diff( $now, $reset_at )
1774 - );
1775 -
1776 - wp_send_json_success( array(
1777 - 'count' => 0,
1778 - 'limit' => $limit_int,
1779 - 'left' => $limit_int,
1780 - 'reset_at' => $reset_at,
1781 - 'pct' => 0,
1782 - 'text' => $text,
1783 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1784 - ) );
1785 - }
1786 813
1787 814 }
1788 815
1789 816 // Initialize the AJAX handler