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MxChat – AI Chatbot & Content Generation for WordPress / 2.4.6
MxChat – AI Chatbot & Content Generation for WordPress v2.4.6
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← All changes | admin/class-ajax-handler.php +40 -707 3.2.92.4.6 View file →
@@ -37,96 +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 43 }
58 44
59 -/**
60 - * Test connection to a Custom (OpenAI-compatible) provider by hitting its /models endpoint
61 - * with whichever auth scheme the user configured. Reports model count or a clean error.
62 - */
63 -public function mxchat_test_custom_provider_callback() {
64 - check_ajax_referer('mxchat_test_custom_provider');
65 - if (!current_user_can('manage_options')) {
66 - wp_send_json_error(array('message' => esc_html__('Unauthorized', 'mxchat')));
67 - }
68 -
69 - $options = get_option('mxchat_options', array());
70 - $base_url = isset($options['custom_provider_base_url']) ? trim((string) $options['custom_provider_base_url']) : '';
71 - $api_key = isset($options['custom_provider_api_key']) ? trim((string) $options['custom_provider_api_key']) : '';
72 - $auth = isset($options['custom_provider_auth_scheme']) ? $options['custom_provider_auth_scheme'] : 'bearer';
73 - $api_version = isset($options['custom_provider_api_version']) ? trim((string) $options['custom_provider_api_version']) : '';
74 -
75 - if (empty($base_url)) {
76 - wp_send_json_error(array('message' => esc_html__('Base URL is empty. Save it first.', 'mxchat')));
77 - }
78 -
79 - $url = rtrim($base_url, '/') . '/models';
80 - if (!empty($api_version)) {
81 - $url = add_query_arg('api-version', $api_version, $url);
82 - }
83 -
84 - $headers = array('Content-Type' => 'application/json');
85 - if (!empty($api_key)) {
86 - if ($auth === 'api-key') {
87 - $headers['api-key'] = $api_key;
88 - } else {
89 - $headers['Authorization'] = 'Bearer ' . $api_key;
90 - }
91 - }
92 -
93 - $response = wp_remote_get($url, array(
94 - 'headers' => $headers,
95 - 'timeout' => 10,
96 - ));
97 -
98 - if (is_wp_error($response)) {
99 - wp_send_json_error(array('message' => sprintf(esc_html__('Network error: %s', 'mxchat'), esc_html($response->get_error_message()))));
100 - }
101 -
102 - $code = (int) wp_remote_retrieve_response_code($response);
103 - if ($code === 401 || $code === 403) {
104 - wp_send_json_error(array('message' => sprintf(esc_html__('Auth rejected (HTTP %d). Check API key and auth scheme.', 'mxchat'), $code)));
105 - }
106 - if ($code === 404) {
107 - wp_send_json_error(array('message' => esc_html__('Endpoint not found (HTTP 404). Check the Base URL.', 'mxchat')));
108 - }
109 - if ($code < 200 || $code >= 300) {
110 - wp_send_json_error(array('message' => sprintf(esc_html__('Upstream returned HTTP %d.', 'mxchat'), $code)));
111 - }
112 -
113 - $body = json_decode(wp_remote_retrieve_body($response), true);
114 - $count = 0;
115 - if (is_array($body)) {
116 - if (isset($body['data']) && is_array($body['data'])) {
117 - $count = count($body['data']);
118 - } elseif (isset($body['models']) && is_array($body['models'])) {
119 - $count = count($body['models']);
120 - }
121 - }
122 -
123 - wp_send_json_success(array(
124 - 'message' => sprintf(esc_html__('Connection OK — %d model(s) reported.', 'mxchat'), $count),
125 - 'count' => $count,
126 - ));
127 -}
128 -
129 45 // ========================================
130 46 // SETTINGS AJAX HANDLERS
131 47 // ========================================
132 48
@@ -155,78 +71,15 @@
155 71 // Load the full options array
156 72 $options = get_option('mxchat_options', []);
157 73 //error_log('MXChat Save: Current options array: ' . print_r($options, true));
158 74
159 - // Extract field name from mxchat_options[field_name] format if present
160 - // But preserve the full name for special cases like rate_limits that need the full path
161 - $field_name = $name;
162 - if (preg_match('/^mxchat_options\[([^\[\]]+)\]$/', $name, $matches)) {
163 - $field_name = $matches[1];
164 - }
165 -
166 75 // Handle special cases
167 - switch ($field_name) {
168 - case 'model':
169 - //error_log('MXChat Save: Processing model selection');
170 - //error_log('MXChat Save: Model value received: ' . $value);
171 - //error_log('MXChat Save: Value type: ' . gettype($value));
172 - //error_log('MXChat Save: Value length: ' . strlen($value));
173 - //error_log('MXChat Save: Value === "openrouter": ' . ($value === 'openrouter' ? 'YES' : 'NO'));
174 -
175 - // Allow 'openrouter' or validate against whitelist
176 - if ($value === 'openrouter') {
177 - //error_log('MXChat Save: Setting model to openrouter');
178 - $options['model'] = 'openrouter';
179 - } else {
180 - //error_log('MXChat Save: Checking against whitelist');
181 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
182 - // includes/class-mxchat-model-catalog.php. A new chat model
183 - // added there is automatically accepted by autosave.
184 - if (!class_exists('MxChat_Model_Catalog')) {
185 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
186 - }
187 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
188 -
189 - //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
190 -
191 - if (in_array($value, $allowed_models)) {
192 - //error_log('MXChat Save: Model is in whitelist, saving');
193 - $options['model'] = sanitize_text_field($value);
194 - } else {
195 - //error_log('MXChat Save: Invalid model rejected: ' . $value);
196 - //error_log('MXChat Save: Allowed models: ' . print_r($allowed_models, true));
197 - wp_send_json_error(['message' => esc_html__('Invalid model selected', 'mxchat')]);
198 - return;
199 - }
200 - }
201 - break;
202 -
203 - case 'openrouter_selected_model':
204 - //error_log('MXChat Save: Processing OpenRouter model: ' . $value);
205 - $options['openrouter_selected_model'] = sanitize_text_field($value);
206 - // Force immediate save for new keys
207 - //error_log('MXChat Save: OpenRouter model saved immediately');
208 - break;
209 -
210 - case 'openrouter_selected_model_name':
211 - //error_log('MXChat Save: Processing OpenRouter model name: ' . $value);
212 - $options['openrouter_selected_model_name'] = sanitize_text_field($value);
213 - // Force immediate save for new keys
214 - //error_log('MXChat Save: OpenRouter model name saved immediately');
215 - break;
216 -
217 - case 'openrouter_api_key':
218 - //error_log('MXChat Save: Processing OpenRouter API key');
219 - $options['openrouter_api_key'] = sanitize_text_field($value);
220 - break;
221 -
222 - // REMOVED DUPLICATE case 'openrouter_selected_model_name' HERE!
223 -
76 + switch ($name) {
224 77 case 'additional_popular_questions':
225 78 //error_log('MXChat Save: Processing additional_popular_questions');
226 79 $questions = json_decode($value, true); // No need for stripslashes here
227 80 if (is_array($questions)) {
228 - $options[$field_name] = $questions;
81 + $options[$name] = $questions;
229 82 // Also update old option for backwards compatibility
230 83 update_option('additional_popular_questions', $questions);
231 84 //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
232 85 } else {
@@ -235,190 +88,55 @@
235 88 break;
236 89 case 'email_blocker_header_content':
237 90 //error_log('MXChat Save: Processing email_blocker_header_content');
238 91 // Allow HTML content but sanitize it safely
239 - $options[$field_name] = wp_kses_post($value);
92 + $options[$name] = wp_kses_post($value);
240 93 break;
241 94 case 'email_blocker_button_text':
242 95 //error_log('MXChat Save: Processing email_blocker_button_text');
243 - $options[$field_name] = sanitize_text_field($value);
96 + $options[$name] = sanitize_text_field($value);
244 97 break;
245 98 case 'name_field_placeholder':
246 99 //error_log('MXChat Save: Processing name_field_placeholder');
247 - $options[$field_name] = sanitize_text_field($value);
100 + $options[$name] = sanitize_text_field($value);
248 101 break;
249 102 case 'similarity_threshold':
250 103 //error_log('MXChat Save: Processing similarity_threshold');
251 - // Validate and save - enforce min 20, max 85
252 - $threshold = intval($value);
253 - if ($threshold < 20) $threshold = 20;
254 - if ($threshold > 85) $threshold = 85;
255 - $options[$field_name] = $threshold;
104 + // Save to the options array
105 + $options[$name] = $value;
256 106 break;
257 - case 'rag_sources_limit':
258 - //error_log('MXChat Save: Processing rag_sources_limit');
259 - // Validate and save - enforce min 3, max 10, default 6
260 - $rag_limit = intval($value);
261 - if ($rag_limit < 3) $rag_limit = 3;
262 - if ($rag_limit > 10) $rag_limit = 10;
263 - $options[$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;
264 125 break;
265 - case 'rag_chunks_limit':
266 - // Validate and save - enforce min 8, max 20, default 15
267 - $chunks_limit = intval($value);
268 - if ($chunks_limit < 8) $chunks_limit = 8;
269 - if ($chunks_limit > 20) $chunks_limit = 20;
270 - $options[$field_name] = $chunks_limit;
271 - break;
272 126 case 'live_agent_status':
273 127 //error_log('MXChat Save: Processing live_agent_status');
274 128 // Set the new value
275 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
129 + $options[$name] = ($value === 'on') ? 'on' : 'off';
276 130 break;
277 - case 'enable_web_search':
278 - //error_log('MXChat Save: Processing enable_web_search');
279 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
280 - break;
281 131 case 'enable_woocommerce_integration':
282 132 //error_log('MXChat Save: Processing enable_woocommerce_integration');
283 133 // Handle values that used to be 1/0
284 - $options[$field_name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
134 + $options[$name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
285 135 break;
286 - case 'post_type_visibility_mode':
287 - // Validate mode value
288 - $allowed_modes = array('all', 'include', 'exclude');
289 - $options[$field_name] = in_array($value, $allowed_modes) ? $value : 'all';
290 - break;
291 - case 'post_type_visibility_list':
292 - // Handle JSON array of post types
293 - $post_types = json_decode($value, true);
294 - if (is_array($post_types)) {
295 - // Sanitize each post type slug
296 - $options[$field_name] = array_map('sanitize_key', $post_types);
297 - } else {
298 - $options[$field_name] = array();
299 - }
300 - break;
301 - case 'script_loading_strategy':
302 - // Validate script loading strategy value
303 - $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
304 - $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
305 - break;
306 - case 'auto_retry_on_transient_error':
307 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
308 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
309 - break;
310 136 default:
311 - // Handle transcripts options
312 - if (strpos($name, 'mxchat_transcripts_options') !== false) {
313 - // Extract field name from mxchat_transcripts_options[field_name]
314 - if (preg_match('/mxchat_transcripts_options\[([^\]]+)\]/', $name, $matches)) {
315 - $field_name = $matches[1];
316 -
317 - // Get current transcripts options
318 - $transcripts_options = get_option('mxchat_transcripts_options', array());
319 -
320 - // Ensure it's an array
321 - if (!is_array($transcripts_options)) {
322 - $transcripts_options = array();
323 - }
324 -
325 - // Handle checkbox values (convert 'on'/'off' to 1/0)
326 - if ($value === 'on' || $value === '1') {
327 - $transcripts_options[$field_name] = 1;
328 - } else if ($value === 'off' || $value === '0' || $value === '') {
329 - $transcripts_options[$field_name] = 0;
330 - } else {
331 - // For text/select fields, sanitize appropriately
332 - if ($field_name === 'mxchat_notification_email') {
333 - $transcripts_options[$field_name] = sanitize_email($value);
334 - } else {
335 - $transcripts_options[$field_name] = sanitize_text_field($value);
336 - }
337 - }
338 -
339 - // Use direct database update to bypass any filters
340 - global $wpdb;
341 -
342 - // Serialize the options array
343 - $serialized = maybe_serialize($transcripts_options);
344 -
345 - // Check if the option already exists in the database
346 - $existing = $wpdb->get_var("SELECT option_id FROM {$wpdb->options} WHERE option_name = 'mxchat_transcripts_options'");
347 -
348 - if ($existing) {
349 - // Option exists, do an update
350 - $result = $wpdb->update(
351 - $wpdb->options,
352 - array('option_value' => $serialized),
353 - array('option_name' => 'mxchat_transcripts_options'),
354 - array('%s'),
355 - array('%s')
356 - );
357 - } else {
358 - // Option doesn't exist (new install), do an insert
359 - $result = $wpdb->insert(
360 - $wpdb->options,
361 - array(
362 - 'option_name' => 'mxchat_transcripts_options',
363 - 'option_value' => $serialized,
364 - 'autoload' => 'yes'
365 - ),
366 - array('%s', '%s', '%s')
367 - );
368 - }
369 -
370 - // Clear all caches after direct DB update
371 - wp_cache_delete('mxchat_transcripts_options', 'options');
372 - wp_cache_delete('alloptions', 'options');
373 - wp_cache_flush();
374 -
375 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
376 - return;
377 - }
378 - }
379 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
380 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
381 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
382 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
383 - if (isset($matches[1])) {
384 - $setting_key = $matches[1];
385 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
386 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
387 - }
388 - if ($setting_key === 'limit') {
389 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
390 - if ($value === '__custom__') {
391 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
392 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
393 - $options['rate_limits_global']['limit'] = $custom;
394 - }
395 - // else leave existing limit untouched until the custom value arrives
396 - } else {
397 - $options['rate_limits_global']['limit'] = $value;
398 - }
399 - } elseif ($setting_key === 'limit_custom') {
400 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
401 - $options['rate_limits_global']['limit_custom'] = $clean;
402 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
403 - // The custom number input is only editable when the dropdown is on
404 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
405 - // sends one field per change event, so a limit_custom change only fires
406 - // in custom mode — there is no preset to clobber. The old guard required
407 - // limit to already be non-preset, which it isn't on a first-time custom
408 - // entry (the limit=__custom__ event arrives before limit_custom is set),
409 - // so the value never landed in limit on the first save and reverted on refresh.
410 - if ($clean !== '' && (int) $clean >= 1) {
411 - $options['rate_limits_global']['limit'] = $clean;
412 - }
413 - } elseif ($setting_key === 'timeframe') {
414 - $allowed_tf = array('hourly','daily','weekly','monthly');
415 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
416 - }
417 - }
418 - }
419 137 // First check for rate limits settings
420 - else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
138 + if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
421 139 //error_log('MXChat Save: Detected rate_limits field: ' . $name);
422 140
423 141 // Extract role ID and setting from the name
424 142 preg_match('/\[rate_limits\]\[(.*?)\]\[(.*?)\]/', $name, $matches);
@@ -425,9 +143,9 @@
425 143 //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
426 144
427 145 if (isset($matches[1]) && isset($matches[2])) {
428 146 $role_id = $matches[1];
429 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
147 + $setting_key = $matches[2]; // limit, timeframe, or message
430 148
431 149 //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
432 150
433 151 // Initialize rate_limits if it doesn't exist
@@ -445,32 +163,10 @@
445 163 'message' => 'Rate limit exceeded. Please try again later.'
446 164 ];
447 165 }
448 166
449 - if ($setting_key === 'limit') {
450 - if ($value === '__custom__') {
451 - // Pull the integer from limit_custom that may have arrived (or will arrive).
452 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
453 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
454 - $options['rate_limits'][$role_id]['limit'] = $custom;
455 - }
456 - } else {
457 - $options['rate_limits'][$role_id]['limit'] = $value;
458 - }
459 - } elseif ($setting_key === 'limit_custom') {
460 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
461 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
462 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
463 - // as the global branch above (plan-74eb86). The per-role custom input is
464 - // only editable in custom mode and autosave is one-field-per-change, so
465 - // this never clobbers a preset; it fixes the first-time-save revert.
466 - if ($clean !== '' && (int) $clean >= 1) {
467 - $options['rate_limits'][$role_id]['limit'] = $clean;
468 - }
469 - } else {
470 - // Update the specific setting (timeframe, message)
471 - $options['rate_limits'][$role_id][$setting_key] = $value;
472 - }
167 + // Update the specific setting
168 + $options['rate_limits'][$role_id][$setting_key] = $value;
473 169 //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
474 170 } else {
475 171 //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
476 172 }
@@ -495,10 +191,10 @@
495 191 } else {
496 192 //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
497 193 }
498 194 }
499 - // Handle toggles - check both extracted field_name and original name for toggle detection
500 - else if (strpos($field_name, 'toggle') !== false || in_array($field_name, [
195 + // Handle toggles
196 + else if (strpos($name, 'toggle') !== false || in_array($name, [
501 197 'chat_persistence_toggle',
502 198 'privacy_toggle',
503 199 'complianz_toggle',
504 200 'chat_toolbar_toggle',
@@ -505,21 +201,17 @@
505 201 'show_pdf_upload_button',
506 202 'show_word_upload_button',
507 203 'enable_streaming_toggle',
508 204 'contextual_awareness_toggle',
509 - 'citation_links_toggle',
510 205 'enable_email_block',
511 - 'enable_name_field',
512 - 'custom_provider_for_embeddings',
513 - 'custom_provider_for_images',
514 - 'print_button_enabled'
206 + 'enable_name_field'
515 207 ])) {
516 - //error_log('MXChat Save: Processing toggle: ' . $field_name);
517 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
208 + //error_log('MXChat Save: Processing toggle: ' . $name);
209 + $options[$name] = ($value === 'on') ? 'on' : 'off';
518 210 } else {
519 - //error_log('MXChat Save: Processing standard field: ' . $field_name);
520 - // Store all other values directly using the extracted field name
521 - $options[$field_name] = $value;
211 + //error_log('MXChat Save: Processing standard field: ' . $name);
212 + // Store all other values directly
213 + $options[$name] = $value;
522 214 }
523 215 break;
524 216 }
525 217
@@ -527,20 +219,8 @@
527 219 $updated = update_option('mxchat_options', $options);
528 220 //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
529 221 //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
530 222
531 - // Log the save action if debug mode is enabled
532 - if ( class_exists( 'MxChat_Admin' ) ) {
533 - MxChat_Admin::mxchat_log_debug(
534 - 'settings_save',
535 - sprintf( 'Field saved: %s', $field_name ),
536 - array(
537 - 'field' => $field_name,
538 - 'updated' => $updated,
539 - )
540 - );
541 - }
542 -
543 223 // Always return success even if WordPress says nothing changed
544 224 // (which happens when the value is the same as before)
545 225 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
546 226 }
@@ -744,123 +424,8 @@
744 424 wp_send_json_error(['message' => esc_html__('No changes detected', 'mxchat')]);
745 425 }
746 426 }
747 427
748 - // Handle chunking settings - use direct DB access to bypass WordPress filters
749 - if (strpos($name, 'mxchat_chunk') === 0 || $name === 'mxchat_chunking_enabled') {
750 - global $wpdb;
751 -
752 - // Get current options directly from database
753 - $current_options_raw = $wpdb->get_var(
754 - $wpdb->prepare(
755 - "SELECT option_value FROM {$wpdb->options} WHERE option_name = %s",
756 - 'mxchat_options'
757 - )
758 - );
759 -
760 - $options = $current_options_raw !== null ? maybe_unserialize($current_options_raw) : array();
761 - if (!is_array($options)) {
762 - $options = array();
763 - }
764 -
765 - // Update the specific chunking field
766 - if ($name === 'mxchat_chunking_enabled') {
767 - $options['chunking_enabled'] = in_array($value, array('on', '1', 'true', true), true);
768 - } elseif ($name === 'mxchat_chunk_size') {
769 - $options['chunk_size'] = max(1000, min(10000, intval($value)));
770 - }
771 -
772 - // Save directly to database
773 - $serialized_options = maybe_serialize($options);
774 -
775 - $option_exists = $wpdb->get_var(
776 - $wpdb->prepare(
777 - "SELECT COUNT(*) FROM {$wpdb->options} WHERE option_name = %s",
778 - 'mxchat_options'
779 - )
780 - );
781 -
782 - if ($option_exists > 0) {
783 - $save_result = $wpdb->update(
784 - $wpdb->options,
785 - array('option_value' => $serialized_options),
786 - array('option_name' => 'mxchat_options'),
787 - array('%s'),
788 - array('%s')
789 - );
790 - } else {
791 - $save_result = $wpdb->insert(
792 - $wpdb->options,
793 - array(
794 - 'option_name' => 'mxchat_options',
795 - 'option_value' => $serialized_options,
796 - 'autoload' => 'yes'
797 - ),
798 - array('%s', '%s', '%s')
799 - );
800 - }
801 -
802 - // Clear object cache for this option
803 - wp_cache_delete('mxchat_options', 'options');
804 -
805 - if ($save_result !== false) {
806 - wp_send_json_success(['message' => esc_html__('Chunking setting saved', 'mxchat')]);
807 - } else {
808 - wp_send_json_error(['message' => esc_html__('Failed to save chunking setting', 'mxchat')]);
809 - }
810 - return;
811 - }
812 -
813 - // Handle ACF field exclusion toggles
814 - if (strpos($name, 'mxchat_acf_field_') === 0) {
815 - // Extract field name from the input name (e.g., mxchat_acf_field_private_notes -> private_notes)
816 - $field_name = str_replace('mxchat_acf_field_', '', $name);
817 - $is_enabled = ($value === 'on' || $value === '1');
818 -
819 - // Get current excluded fields
820 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
821 - if (!is_array($excluded_fields)) {
822 - $excluded_fields = array();
823 - }
824 -
825 - if ($is_enabled) {
826 - // Remove from exclusion list (field should be included)
827 - $excluded_fields = array_values(array_diff($excluded_fields, array($field_name)));
828 - } else {
829 - // Add to exclusion list (field should be excluded)
830 - if (!in_array($field_name, $excluded_fields)) {
831 - $excluded_fields[] = $field_name;
832 - }
833 - }
834 -
835 - $updated = update_option('mxchat_acf_excluded_fields', $excluded_fields);
836 -
837 - if ($updated || true) { // Always report success since the state may already be correct
838 - wp_send_json_success([
839 - 'message' => $is_enabled
840 - ? sprintf(esc_html__('Field "%s" will be included in imports', 'mxchat'), $field_name)
841 - : sprintf(esc_html__('Field "%s" will be excluded from imports', 'mxchat'), $field_name)
842 - ]);
843 - } else {
844 - wp_send_json_error(['message' => esc_html__('Failed to save ACF field setting', 'mxchat')]);
845 - }
846 - return;
847 - }
848 -
849 - // Handle custom post meta whitelist
850 - if ($name === 'mxchat_custom_meta_whitelist') {
851 - $updated = update_option('mxchat_custom_meta_whitelist', sanitize_textarea_field($value));
852 -
853 - if ($updated || true) { // Always report success since the state may already be correct
854 - wp_send_json_success([
855 - 'message' => esc_html__('Custom meta whitelist saved', 'mxchat')
856 - ]);
857 - } else {
858 - wp_send_json_error(['message' => esc_html__('Failed to save custom meta whitelist', 'mxchat')]);
859 - }
860 - return;
861 - }
862 -
863 428 // Handle other prompts options
864 429 $options = get_option('mxchat_prompts_options', []);
865 430 $options[$name] = $value;
866 431 $updated = update_option('mxchat_prompts_options', $options);
@@ -1244,240 +809,8 @@
1244 809 */
1245 810 private function mxchat_get_nonce_action() {
1246 811 return 'mxchat_license_nonce';
1247 812 }
1248 -
1249 - /**
1250 - * Check API key status for all providers
1251 - */
1252 - public function mxchat_check_api_keys() {
1253 - // Check nonce
1254 - if (!wp_verify_nonce($_POST['nonce'] ?? '', 'mxchat_save_setting_nonce')) {
1255 - wp_send_json_error('Invalid nonce');
1256 - }
1257 -
1258 - // Check permissions
1259 - if (!current_user_can('manage_options')) {
1260 - wp_send_json_error('Unauthorized');
1261 - }
1262 -
1263 - // Get current options
1264 - $options = get_option('mxchat_options', array());
1265 -
1266 - // Check which API keys are present
1267 - $api_key_status = array(
1268 - 'openai' => !empty($options['api_key']),
1269 - 'claude' => !empty($options['claude_api_key']),
1270 - 'xai' => !empty($options['xai_api_key']),
1271 - 'deepseek' => !empty($options['deepseek_api_key']),
1272 - 'gemini' => !empty($options['gemini_api_key']),
1273 - 'openrouter' => !empty($options['openrouter_api_key']),
1274 - 'voyage' => !empty($options['voyage_api_key'])
1275 - );
1276 -
1277 - wp_send_json_success($api_key_status);
1278 - }
1279 -
1280 - // ========================================
1281 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1282 - // ========================================
1283 -
1284 - /**
1285 - * Toggle debug mode on/off
1286 - */
1287 - public function mxchat_toggle_debug_mode_callback() {
1288 - // Verify nonce
1289 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1290 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1291 - }
1292 -
1293 - // Check permissions
1294 - if ( ! current_user_can( 'manage_options' ) ) {
1295 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1296 - }
1297 -
1298 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1299 -
1300 - $options = get_option( 'mxchat_options', array() );
1301 -
1302 - if ( $enabled ) {
1303 - $options['debug_mode'] = 'on';
1304 - update_option( 'mxchat_options', $options );
1305 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1306 - } else {
1307 - // Log before disabling
1308 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1309 - $options['debug_mode'] = 'off';
1310 - update_option( 'mxchat_options', $options );
1311 - }
1312 -
1313 - wp_send_json_success( array(
1314 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1315 - 'enabled' => $enabled,
1316 - ) );
1317 - }
1318 -
1319 - /**
1320 - * Get the debug log entries
1321 - */
1322 - public function mxchat_get_debug_log_callback() {
1323 - // Verify nonce
1324 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1325 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1326 - }
1327 -
1328 - // Check permissions
1329 - if ( ! current_user_can( 'manage_options' ) ) {
1330 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1331 - }
1332 -
1333 - $log = MxChat_Admin::mxchat_get_debug_log();
1334 -
1335 - wp_send_json_success( array(
1336 - 'log' => $log,
1337 - 'count' => count( $log ),
1338 - ) );
1339 - }
1340 -
1341 - /**
1342 - * Clear the debug log
1343 - */
1344 - public function mxchat_clear_debug_log_callback() {
1345 - // Verify nonce
1346 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1347 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1348 - }
1349 -
1350 - // Check permissions
1351 - if ( ! current_user_can( 'manage_options' ) ) {
1352 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1353 - }
1354 -
1355 - MxChat_Admin::mxchat_clear_debug_log();
1356 -
1357 - // Log that the log was cleared (this will be the first entry in the new log)
1358 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1359 -
1360 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1361 - }
1362 -
1363 - /**
1364 - * Export settings as JSON
1365 - */
1366 - public function mxchat_export_settings_callback() {
1367 - // Verify nonce
1368 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1369 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1370 - }
1371 -
1372 - // Check permissions
1373 - if ( ! current_user_can( 'manage_options' ) ) {
1374 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1375 - }
1376 -
1377 - $export = MxChat_Admin::mxchat_export_settings();
1378 -
1379 - // Log the export
1380 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1381 -
1382 - wp_send_json_success( array(
1383 - 'settings' => $export,
1384 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1385 - ) );
1386 - }
1387 -
1388 - /**
1389 - * Reset all settings to defaults
1390 - */
1391 - public function mxchat_reset_all_settings_callback() {
1392 - // Verify nonce
1393 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1394 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1395 - }
1396 -
1397 - // Check permissions
1398 - if ( ! current_user_can( 'manage_options' ) ) {
1399 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1400 - }
1401 -
1402 - // Require confirmation code
1403 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1404 -
1405 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1406 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1407 - }
1408 -
1409 - // Perform the reset
1410 - MxChat_Admin::mxchat_reset_all_settings();
1411 -
1412 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1413 - }
1414 -
1415 - /**
1416 - * Reset the global rate-limit usage counter to zero on demand.
1417 - *
1418 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1419 - * increments per message, then returns a freshly-formatted readout string
1420 - * so the settings page can update without a reload. Does NOT change any
1421 - * enforcement config — purely clears the running counter.
1422 - */
1423 - public function mxchat_reset_global_rate_limit_callback() {
1424 - // Verify nonce
1425 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1426 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1427 - }
1428 -
1429 - // Check permissions
1430 - if ( ! current_user_can( 'manage_options' ) ) {
1431 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1432 - }
1433 -
1434 - // Resolve the per-bot counter key the same way the integrator does.
1435 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1436 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1437 - if ( $safe_bot === '' ) {
1438 - $safe_bot = 'default';
1439 - }
1440 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1441 -
1442 - $now = time();
1443 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1444 -
1445 - // Recompute the display string so the front-end can update in place.
1446 - $all_options = get_option( 'mxchat_options', array() );
1447 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1448 - ? $all_options['rate_limits_global']
1449 - : array();
1450 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1451 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1452 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1453 - $limit_raw = (string) $global_cfg['limit_custom'];
1454 - }
1455 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1456 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1457 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1458 - $reset_at = $now + $window;
1459 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1460 -
1461 - $text = sprintf(
1462 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1463 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1464 - number_format_i18n( 0 ),
1465 - number_format_i18n( $limit_int ),
1466 - number_format_i18n( $limit_int ),
1467 - human_time_diff( $now, $reset_at )
1468 - );
1469 -
1470 - wp_send_json_success( array(
1471 - 'count' => 0,
1472 - 'limit' => $limit_int,
1473 - 'left' => $limit_int,
1474 - 'reset_at' => $reset_at,
1475 - 'pct' => 0,
1476 - 'text' => $text,
1477 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1478 - ) );
1479 - }
1480 813
1481 814 }
1482 815
1483 816 // Initialize the AJAX handler