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MxChat – AI Chatbot & Content Generation for WordPress / 3.0.5
MxChat – AI Chatbot & Content Generation for WordPress v3.0.5
3.2.21 3.2.20 3.2.19 3.2.18 3.2.17 3.2.16 3.2.15 3.2.14 3.2.12 3.2.13 3.2.11 3.2.10 3.2.9 3.2.8 3.2.7 3.2.6 3.2.5 3.2.4 3.2.3 3.2.2 3.2.1 2.0.3 2.0.4 2.0.5 2.0.6 All 152 releases
← All changes | admin/class-ajax-handler.php +57 -656 3.2.133.0.5 View file →
@@ -40,315 +40,10 @@
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 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 44 }
64 45
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 46 // ========================================
352 47 // SETTINGS AJAX HANDLERS
353 48 // ========================================
354 49
@@ -362,10 +57,10 @@
362 57 wp_send_json_error(['message' => esc_html__('Unauthorized', 'mxchat')]);
363 58 }
364 59
365 60 $name = isset($_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']) : '';
61 + // Strip slashes from the value before saving
62 + $value = isset($_POST['value']) ? stripslashes($_POST['value']) : '';
368 63
369 64 //error_log('MXChat Save: Processing field name: ' . $name);
370 65 //error_log('MXChat Save: Field value: ' . $value);
371 66
@@ -377,17 +72,10 @@
377 72 // Load the full options array
378 73 $options = get_option('mxchat_options', []);
379 74 //error_log('MXChat Save: Current options array: ' . print_r($options, true));
380 75
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 = $matches[1];
386 - }
387 -
388 76 // Handle special cases
389 - switch ($field_name) {
77 + switch ($name) {
390 78 case 'model':
391 79 //error_log('MXChat Save: Processing model selection');
392 80 //error_log('MXChat Save: Model value received: ' . $value);
393 81 //error_log('MXChat Save: Value type: ' . gettype($value));
@@ -399,15 +87,21 @@
399 87 //error_log('MXChat Save: Setting model to openrouter');
400 88 $options['model'] = 'openrouter';
401 89 } else {
402 90 //error_log('MXChat Save: Checking against whitelist');
403 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
404 - // includes/class-mxchat-model-catalog.php. A new chat model
405 - // added there is automatically accepted by autosave.
406 - if (!class_exists('MxChat_Model_Catalog')) {
407 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
408 - }
409 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
91 + $allowed_models = array(
92 + 'gemini-3-pro-preview', 'gemini-3-flash-preview', 'gemini-2.5-pro', 'gemini-2.5-flash', 'gemini-2.5-flash-lite',
93 + 'gemini-2.0-flash', 'gemini-2.0-flash-lite', 'gemini-1.5-pro', 'gemini-1.5-flash',
94 + 'grok-4-0709', 'grok-4-1-fast-reasoning', 'grok-4-1-fast-non-reasoning', 'grok-3-beta', 'grok-3-fast-beta', 'grok-3-mini-beta',
95 + 'grok-3-mini-fast-beta', 'grok-2',
96 + 'deepseek-chat',
97 + 'claude-sonnet-4-5-20250929', 'claude-opus-4-1-20250805', 'claude-haiku-4-5-20251001',
98 + 'claude-opus-4-20250514', 'claude-sonnet-4-20250514', 'claude-3-7-sonnet-20250219',
99 + 'claude-3-5-sonnet-20241022', 'claude-3-opus-20240229', 'claude-3-sonnet-20240229',
100 + 'claude-3-haiku-20240307',
101 + 'gpt-5.2', 'gpt-5.1-2025-11-13', 'gpt-5', 'gpt-5-mini', 'gpt-5-nano', 'gpt-4.1-2025-04-14',
102 + 'gpt-4o', 'gpt-4o-mini', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo',
103 + );
410 104
411 105 //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
412 106
413 107 if (in_array($value, $allowed_models)) {
@@ -446,9 +140,9 @@
446 140 case 'additional_popular_questions':
447 141 //error_log('MXChat Save: Processing additional_popular_questions');
448 142 $questions = json_decode($value, true); // No need for stripslashes here
449 143 if (is_array($questions)) {
450 - $options[$field_name] = $questions;
144 + $options[$name] = $questions;
451 145 // Also update old option for backwards compatibility
452 146 update_option('additional_popular_questions', $questions);
453 147 //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
454 148 } else {
@@ -457,66 +151,60 @@
457 151 break;
458 152 case 'email_blocker_header_content':
459 153 //error_log('MXChat Save: Processing email_blocker_header_content');
460 154 // Allow HTML content but sanitize it safely
461 - $options[$field_name] = wp_kses_post($value);
155 + $options[$name] = wp_kses_post($value);
462 156 break;
463 - case 'intro_message':
464 - // Stored-XSS hardening (Wordfence CWE-79, plan-3f8158): sanitize on save as
465 - // defense in depth. wp_kses_post mirrors mxchat_sanitize() (the options.php
466 - // save path) so both save routes treat intro_message identically and strip
467 - // <script>/</textarea> breakout while keeping basic formatting + {visitor_name}.
468 - $options[$field_name] = wp_kses_post($value);
469 - break;
470 157 case 'email_blocker_button_text':
471 158 //error_log('MXChat Save: Processing email_blocker_button_text');
472 - $options[$field_name] = sanitize_text_field($value);
159 + $options[$name] = sanitize_text_field($value);
473 160 break;
474 161 case 'name_field_placeholder':
475 162 //error_log('MXChat Save: Processing name_field_placeholder');
476 - $options[$field_name] = sanitize_text_field($value);
163 + $options[$name] = sanitize_text_field($value);
477 164 break;
478 165 case 'similarity_threshold':
479 166 //error_log('MXChat Save: Processing similarity_threshold');
480 - // Validate and save - enforce min 20, max 85
481 - $threshold = intval($value);
482 - if ($threshold < 20) $threshold = 20;
483 - if ($threshold > 85) $threshold = 85;
484 - $options[$field_name] = $threshold;
167 + // Save to the options array
168 + $options[$name] = $value;
485 169 break;
486 - case 'rag_sources_limit':
487 - //error_log('MXChat Save: Processing rag_sources_limit');
488 - // Validate and save - enforce min 3, max 10, default 6
489 - $rag_limit = intval($value);
490 - if ($rag_limit < 3) $rag_limit = 3;
491 - if ($rag_limit > 10) $rag_limit = 10;
492 - $options[$field_name] = $rag_limit;
170 + case 'user_message_bg_color':
171 + case 'user_message_font_color':
172 + case 'bot_message_bg_color':
173 + case 'bot_message_font_color':
174 + case 'top_bar_bg_color':
175 + case 'send_button_font_color':
176 + case 'chatbot_background_color':
177 + case 'icon_color':
178 + case 'chat_input_font_color':
179 + case 'live_agent_message_bg_color':
180 + case 'live_agent_message_font_color':
181 + case 'mode_indicator_bg_color':
182 + case 'mode_indicator_font_color':
183 + case 'toolbar_icon_color':
184 + case 'quick_questions_toggle_color':
185 + //error_log('MXChat Save: Processing color value: ' . $name);
186 + // Store color values directly
187 + $options[$name] = $value;
493 188 break;
494 - case 'rag_chunks_limit':
495 - // Validate and save - enforce min 8, max 20, default 15
496 - $chunks_limit = intval($value);
497 - if ($chunks_limit < 8) $chunks_limit = 8;
498 - if ($chunks_limit > 20) $chunks_limit = 20;
499 - $options[$field_name] = $chunks_limit;
500 - break;
501 189 case 'live_agent_status':
502 190 //error_log('MXChat Save: Processing live_agent_status');
503 191 // Set the new value
504 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
192 + $options[$name] = ($value === 'on') ? 'on' : 'off';
505 193 break;
506 194 case 'enable_web_search':
507 195 //error_log('MXChat Save: Processing enable_web_search');
508 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
196 + $options[$name] = ($value === 'on') ? 'on' : 'off';
509 197 break;
510 198 case 'enable_woocommerce_integration':
511 199 //error_log('MXChat Save: Processing enable_woocommerce_integration');
512 200 // Handle values that used to be 1/0
513 - $options[$field_name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
201 + $options[$name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
514 202 break;
515 203 case 'post_type_visibility_mode':
516 204 // Validate mode value
517 205 $allowed_modes = array('all', 'include', 'exclude');
518 - $options[$field_name] = in_array($value, $allowed_modes) ? $value : 'all';
206 + $options[$name] = in_array($value, $allowed_modes) ? $value : 'all';
519 207 break;
520 208 case 'post_type_visibility_list':
521 209 // Handle JSON array of post types
522 210 $post_types = json_decode($value, true);
@@ -521,22 +209,13 @@
521 209 // Handle JSON array of post types
522 210 $post_types = json_decode($value, true);
523 211 if (is_array($post_types)) {
524 212 // Sanitize each post type slug
525 - $options[$field_name] = array_map('sanitize_key', $post_types);
213 + $options[$name] = array_map('sanitize_key', $post_types);
526 214 } else {
527 - $options[$field_name] = array();
215 + $options[$name] = array();
528 216 }
529 217 break;
530 - case 'script_loading_strategy':
531 - // Validate script loading strategy value
532 - $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
533 - $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
534 - break;
535 - case 'auto_retry_on_transient_error':
536 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
537 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
538 - break;
539 218 default:
540 219 // Handle transcripts options
541 220 if (strpos($name, 'mxchat_transcripts_options') !== false) {
542 221 // Extract field name from mxchat_transcripts_options[field_name]
@@ -604,48 +283,8 @@
604 283 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
605 284 return;
606 285 }
607 286 }
608 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
609 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
610 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
611 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
612 - if (isset($matches[1])) {
613 - $setting_key = $matches[1];
614 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
615 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
616 - }
617 - if ($setting_key === 'limit') {
618 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
619 - if ($value === '__custom__') {
620 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
621 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
622 - $options['rate_limits_global']['limit'] = $custom;
623 - }
624 - // else leave existing limit untouched until the custom value arrives
625 - } else {
626 - $options['rate_limits_global']['limit'] = $value;
627 - }
628 - } elseif ($setting_key === 'limit_custom') {
629 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
630 - $options['rate_limits_global']['limit_custom'] = $clean;
631 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
632 - // The custom number input is only editable when the dropdown is on
633 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
634 - // sends one field per change event, so a limit_custom change only fires
635 - // in custom mode — there is no preset to clobber. The old guard required
636 - // limit to already be non-preset, which it isn't on a first-time custom
637 - // entry (the limit=__custom__ event arrives before limit_custom is set),
638 - // so the value never landed in limit on the first save and reverted on refresh.
639 - if ($clean !== '' && (int) $clean >= 1) {
640 - $options['rate_limits_global']['limit'] = $clean;
641 - }
642 - } elseif ($setting_key === 'timeframe') {
643 - $allowed_tf = array('hourly','daily','weekly','monthly');
644 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
645 - }
646 - }
647 - }
648 287 // First check for rate limits settings
649 288 else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
650 289 //error_log('MXChat Save: Detected rate_limits field: ' . $name);
651 290
@@ -654,9 +293,9 @@
654 293 //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
655 294
656 295 if (isset($matches[1]) && isset($matches[2])) {
657 296 $role_id = $matches[1];
658 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
297 + $setting_key = $matches[2]; // limit, timeframe, or message
659 298
660 299 //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
661 300
662 301 // Initialize rate_limits if it doesn't exist
@@ -674,32 +313,10 @@
674 313 'message' => 'Rate limit exceeded. Please try again later.'
675 314 ];
676 315 }
677 316
678 - if ($setting_key === 'limit') {
679 - if ($value === '__custom__') {
680 - // Pull the integer from limit_custom that may have arrived (or will arrive).
681 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
682 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
683 - $options['rate_limits'][$role_id]['limit'] = $custom;
684 - }
685 - } else {
686 - $options['rate_limits'][$role_id]['limit'] = $value;
687 - }
688 - } elseif ($setting_key === 'limit_custom') {
689 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
690 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
691 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
692 - // as the global branch above (plan-74eb86). The per-role custom input is
693 - // only editable in custom mode and autosave is one-field-per-change, so
694 - // this never clobbers a preset; it fixes the first-time-save revert.
695 - if ($clean !== '' && (int) $clean >= 1) {
696 - $options['rate_limits'][$role_id]['limit'] = $clean;
697 - }
698 - } else {
699 - // Update the specific setting (timeframe, message)
700 - $options['rate_limits'][$role_id][$setting_key] = $value;
701 - }
317 + // Update the specific setting
318 + $options['rate_limits'][$role_id][$setting_key] = $value;
702 319 //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
703 320 } else {
704 321 //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
705 322 }
@@ -724,10 +341,10 @@
724 341 } else {
725 342 //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
726 343 }
727 344 }
728 - // Handle toggles - check both extracted field_name and original name for toggle detection
729 - else if (strpos($field_name, 'toggle') !== false || in_array($field_name, [
345 + // Handle toggles
346 + else if (strpos($name, 'toggle') !== false || in_array($name, [
730 347 'chat_persistence_toggle',
731 348 'privacy_toggle',
732 349 'complianz_toggle',
733 350 'chat_toolbar_toggle',
@@ -737,19 +354,16 @@
737 354 'contextual_awareness_toggle',
738 355 'citation_links_toggle',
739 356 'enable_email_block',
740 357 'enable_name_field',
741 - 'custom_provider_for_embeddings',
742 - 'custom_provider_for_images',
743 - 'print_button_enabled',
744 - 'reset_chat_enabled'
358 + 'show_frontend_debugger'
745 359 ])) {
746 - //error_log('MXChat Save: Processing toggle: ' . $field_name);
747 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
360 + //error_log('MXChat Save: Processing toggle: ' . $name);
361 + $options[$name] = ($value === 'on') ? 'on' : 'off';
748 362 } else {
749 - //error_log('MXChat Save: Processing standard field: ' . $field_name);
750 - // Store all other values directly using the extracted field name
751 - $options[$field_name] = $value;
363 + //error_log('MXChat Save: Processing standard field: ' . $name);
364 + // Store all other values directly
365 + $options[$name] = $value;
752 366 }
753 367 break;
754 368 }
755 369
@@ -757,20 +371,8 @@
757 371 $updated = update_option('mxchat_options', $options);
758 372 //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
759 373 //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
760 374
761 - // Log the save action if debug mode is enabled
762 - if ( class_exists( 'MxChat_Admin' ) ) {
763 - MxChat_Admin::mxchat_log_debug(
764 - 'settings_save',
765 - sprintf( 'Field saved: %s', $field_name ),
766 - array(
767 - 'field' => $field_name,
768 - 'updated' => $updated,
769 - )
770 - );
771 - }
772 -
773 375 // Always return success even if WordPress says nothing changed
774 376 // (which happens when the value is the same as before)
775 377 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
776 378 }
@@ -1504,209 +1106,8 @@
1504 1106 'voyage' => !empty($options['voyage_api_key'])
1505 1107 );
1506 1108
1507 1109 wp_send_json_success($api_key_status);
1508 - }
1509 -
1510 - // ========================================
1511 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1512 - // ========================================
1513 -
1514 - /**
1515 - * Toggle debug mode on/off
1516 - */
1517 - public function mxchat_toggle_debug_mode_callback() {
1518 - // Verify nonce
1519 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1520 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1521 - }
1522 -
1523 - // Check permissions
1524 - if ( ! current_user_can( 'manage_options' ) ) {
1525 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1526 - }
1527 -
1528 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1529 -
1530 - $options = get_option( 'mxchat_options', array() );
1531 -
1532 - if ( $enabled ) {
1533 - $options['debug_mode'] = 'on';
1534 - update_option( 'mxchat_options', $options );
1535 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1536 - } else {
1537 - // Log before disabling
1538 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1539 - $options['debug_mode'] = 'off';
1540 - update_option( 'mxchat_options', $options );
1541 - }
1542 -
1543 - wp_send_json_success( array(
1544 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1545 - 'enabled' => $enabled,
1546 - ) );
1547 - }
1548 -
1549 - /**
1550 - * Get the debug log entries
1551 - */
1552 - public function mxchat_get_debug_log_callback() {
1553 - // Verify nonce
1554 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1555 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1556 - }
1557 -
1558 - // Check permissions
1559 - if ( ! current_user_can( 'manage_options' ) ) {
1560 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1561 - }
1562 -
1563 - $log = MxChat_Admin::mxchat_get_debug_log();
1564 -
1565 - wp_send_json_success( array(
1566 - 'log' => $log,
1567 - 'count' => count( $log ),
1568 - ) );
1569 - }
1570 -
1571 - /**
1572 - * Clear the debug log
1573 - */
1574 - public function mxchat_clear_debug_log_callback() {
1575 - // Verify nonce
1576 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1577 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1578 - }
1579 -
1580 - // Check permissions
1581 - if ( ! current_user_can( 'manage_options' ) ) {
1582 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1583 - }
1584 -
1585 - MxChat_Admin::mxchat_clear_debug_log();
1586 -
1587 - // Log that the log was cleared (this will be the first entry in the new log)
1588 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1589 -
1590 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1591 - }
1592 -
1593 - /**
1594 - * Export settings as JSON
1595 - */
1596 - public function mxchat_export_settings_callback() {
1597 - // Verify nonce
1598 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1599 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1600 - }
1601 -
1602 - // Check permissions
1603 - if ( ! current_user_can( 'manage_options' ) ) {
1604 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1605 - }
1606 -
1607 - $export = MxChat_Admin::mxchat_export_settings();
1608 -
1609 - // Log the export
1610 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1611 -
1612 - wp_send_json_success( array(
1613 - 'settings' => $export,
1614 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1615 - ) );
1616 - }
1617 -
1618 - /**
1619 - * Reset all settings to defaults
1620 - */
1621 - public function mxchat_reset_all_settings_callback() {
1622 - // Verify nonce
1623 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1624 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1625 - }
1626 -
1627 - // Check permissions
1628 - if ( ! current_user_can( 'manage_options' ) ) {
1629 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1630 - }
1631 -
1632 - // Require confirmation code
1633 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1634 -
1635 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1636 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1637 - }
1638 -
1639 - // Perform the reset
1640 - MxChat_Admin::mxchat_reset_all_settings();
1641 -
1642 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1643 - }
1644 -
1645 - /**
1646 - * Reset the global rate-limit usage counter to zero on demand.
1647 - *
1648 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1649 - * increments per message, then returns a freshly-formatted readout string
1650 - * so the settings page can update without a reload. Does NOT change any
1651 - * enforcement config — purely clears the running counter.
1652 - */
1653 - public function mxchat_reset_global_rate_limit_callback() {
1654 - // Verify nonce
1655 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1656 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1657 - }
1658 -
1659 - // Check permissions
1660 - if ( ! current_user_can( 'manage_options' ) ) {
1661 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1662 - }
1663 -
1664 - // Resolve the per-bot counter key the same way the integrator does.
1665 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1666 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1667 - if ( $safe_bot === '' ) {
1668 - $safe_bot = 'default';
1669 - }
1670 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1671 -
1672 - $now = time();
1673 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1674 -
1675 - // Recompute the display string so the front-end can update in place.
1676 - $all_options = get_option( 'mxchat_options', array() );
1677 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1678 - ? $all_options['rate_limits_global']
1679 - : array();
1680 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1681 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1682 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1683 - $limit_raw = (string) $global_cfg['limit_custom'];
1684 - }
1685 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1686 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1687 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1688 - $reset_at = $now + $window;
1689 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1690 -
1691 - $text = sprintf(
1692 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1693 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1694 - number_format_i18n( 0 ),
1695 - number_format_i18n( $limit_int ),
1696 - number_format_i18n( $limit_int ),
1697 - human_time_diff( $now, $reset_at )
1698 - );
1699 -
1700 - wp_send_json_success( array(
1701 - 'count' => 0,
1702 - 'limit' => $limit_int,
1703 - 'left' => $limit_int,
1704 - 'reset_at' => $reset_at,
1705 - 'pct' => 0,
1706 - 'text' => $text,
1707 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1708 - ) );
1709 1110 }
1710 1111
1711 1112 }
1712 1113