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MxChat – AI Chatbot & Content Generation for WordPress / 2.5.7
MxChat – AI Chatbot & Content Generation for WordPress v2.5.7
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← All changes | admin/class-ajax-handler.php +58 -950 3.2.172.5.7 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
@@ -377,95 +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) {
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 - // ACF→PDF import-time extraction (plan 11720c). STANDALONE option, same
424 - // pattern. Moved from a per-import modal checkbox to an install-level
425 - // setting on Knowledge → ACF Fields. Stored '1'/'0' to match the
426 - // knowledge page's sibling toggles. Default OFF.
427 - case 'mxchat_acf_pdf_extraction':
428 - $apx_value = ($value === 'on' || $value === '1') ? '1' : '0';
429 - update_option('mxchat_acf_pdf_extraction', $apx_value);
430 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
431 - return;
432 -
433 - // Live-agent availability schedules (plans 8ccaa2 + 99d7a4). STANDALONE
434 - // options, same reasoning as the Editor Assistant case above — nested
435 - // structures that mxchat_sanitize() would strip on the next autosave of any
436 - // other field. Each channel's value arrives as JSON from its own hidden
437 - // input, which that channel's schedule editor keeps in sync; the class owns
438 - // all validation. The bare legacy name is kept as a defense against a
439 - // browser still running pre-split cached admin JS: that UI edited "both
440 - // channels" as one, so its save writes both.
441 - case 'live_agent_schedule_slack':
442 - case 'live_agent_schedule_telegram':
443 - case 'live_agent_schedule':
444 - if (!class_exists('MxChat_Live_Agent_Schedule')) {
445 - wp_send_json_error(['message' => esc_html__('Schedule unavailable', 'mxchat')]);
446 - return;
447 - }
448 - $decoded = json_decode($value, true);
449 - if (!is_array($decoded)) {
450 - wp_send_json_error(['message' => esc_html__('Invalid schedule', 'mxchat')]);
451 - return;
452 - }
453 - $channels = ($field_name === 'live_agent_schedule')
454 - ? array('slack', 'telegram')
455 - : array(substr($field_name, strlen('live_agent_schedule_')));
456 - $saved_schedule = null;
457 - foreach ($channels as $schedule_channel) {
458 - $saved_schedule = MxChat_Live_Agent_Schedule::save($schedule_channel, $decoded);
459 - }
460 - // Echo the normalized result so the editor can reconcile if it ever
461 - // disagrees with the server (e.g. a time the class rejected).
462 - wp_send_json_success([
463 - 'message' => esc_html__('Setting saved', 'mxchat'),
464 - 'schedule' => $saved_schedule,
465 - ]);
466 - return;
467 -
77 + switch ($name) {
468 78 case 'model':
469 79 //error_log('MXChat Save: Processing model selection');
470 80 //error_log('MXChat Save: Model value received: ' . $value);
471 81 //error_log('MXChat Save: Value type: ' . gettype($value));
@@ -477,15 +87,20 @@
477 87 //error_log('MXChat Save: Setting model to openrouter');
478 88 $options['model'] = 'openrouter';
479 89 } else {
480 90 //error_log('MXChat Save: Checking against whitelist');
481 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
482 - // includes/class-mxchat-model-catalog.php. A new chat model
483 - // added there is automatically accepted by autosave.
484 - if (!class_exists('MxChat_Model_Catalog')) {
485 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
486 - }
487 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
91 + $allowed_models = array(
92 + 'gemini-2.0-flash', 'gemini-2.0-flash-lite', 'gemini-1.5-pro', 'gemini-1.5-flash',
93 + 'grok-4-0709', 'grok-4-1-fast-reasoning', 'grok-4-1-fast-non-reasoning', 'grok-3-beta', 'grok-3-fast-beta', 'grok-3-mini-beta',
94 + 'grok-3-mini-fast-beta', 'grok-2',
95 + 'deepseek-chat',
96 + 'claude-sonnet-4-5-20250929', 'claude-opus-4-1-20250805', 'claude-haiku-4-5-20251001',
97 + 'claude-opus-4-20250514', 'claude-sonnet-4-20250514', 'claude-3-7-sonnet-20250219',
98 + 'claude-3-5-sonnet-20241022', 'claude-3-opus-20240229', 'claude-3-sonnet-20240229',
99 + 'claude-3-haiku-20240307',
100 + 'gpt-5.1-2025-11-13', 'gpt-5', 'gpt-5-mini', 'gpt-5-nano', 'gpt-4.1-2025-04-14',
101 + 'gpt-4o', 'gpt-4o-mini', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo',
102 + );
488 103
489 104 //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
490 105
491 106 if (in_array($value, $allowed_models)) {
@@ -524,9 +139,9 @@
524 139 case 'additional_popular_questions':
525 140 //error_log('MXChat Save: Processing additional_popular_questions');
526 141 $questions = json_decode($value, true); // No need for stripslashes here
527 142 if (is_array($questions)) {
528 - $options[$field_name] = $questions;
143 + $options[$name] = $questions;
529 144 // Also update old option for backwards compatibility
530 145 update_option('additional_popular_questions', $questions);
531 146 //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
532 147 } else {
@@ -535,197 +150,55 @@
535 150 break;
536 151 case 'email_blocker_header_content':
537 152 //error_log('MXChat Save: Processing email_blocker_header_content');
538 153 // Allow HTML content but sanitize it safely
539 - $options[$field_name] = wp_kses_post($value);
154 + $options[$name] = wp_kses_post($value);
540 155 break;
541 - case 'intro_message':
542 - // Stored-XSS hardening (Wordfence CWE-79, plan-3f8158): sanitize on save as
543 - // defense in depth. wp_kses_post mirrors mxchat_sanitize() (the options.php
544 - // save path) so both save routes treat intro_message identically and strip
545 - // <script>/</textarea> breakout while keeping basic formatting + {visitor_name}.
546 - $options[$field_name] = wp_kses_post($value);
547 - break;
548 156 case 'email_blocker_button_text':
549 157 //error_log('MXChat Save: Processing email_blocker_button_text');
550 - $options[$field_name] = sanitize_text_field($value);
158 + $options[$name] = sanitize_text_field($value);
551 159 break;
552 160 case 'name_field_placeholder':
553 161 //error_log('MXChat Save: Processing name_field_placeholder');
554 - $options[$field_name] = sanitize_text_field($value);
162 + $options[$name] = sanitize_text_field($value);
555 163 break;
556 164 case 'similarity_threshold':
557 165 //error_log('MXChat Save: Processing similarity_threshold');
558 - // Validate and save - enforce min 20, max 85
559 - $threshold = intval($value);
560 - if ($threshold < 20) $threshold = 20;
561 - if ($threshold > 85) $threshold = 85;
562 - $options[$field_name] = $threshold;
166 + // Save to the options array
167 + $options[$name] = $value;
563 168 break;
564 - case 'rag_sources_limit':
565 - //error_log('MXChat Save: Processing rag_sources_limit');
566 - // Validate and save - enforce min 3, max 10, default 6
567 - $rag_limit = intval($value);
568 - if ($rag_limit < 3) $rag_limit = 3;
569 - if ($rag_limit > 10) $rag_limit = 10;
570 - $options[$field_name] = $rag_limit;
169 + case 'user_message_bg_color':
170 + case 'user_message_font_color':
171 + case 'bot_message_bg_color':
172 + case 'bot_message_font_color':
173 + case 'top_bar_bg_color':
174 + case 'send_button_font_color':
175 + case 'chatbot_background_color':
176 + case 'icon_color':
177 + case 'chat_input_font_color':
178 + case 'live_agent_message_bg_color':
179 + case 'live_agent_message_font_color':
180 + case 'mode_indicator_bg_color':
181 + case 'mode_indicator_font_color':
182 + case 'toolbar_icon_color':
183 + case 'quick_questions_toggle_color':
184 + //error_log('MXChat Save: Processing color value: ' . $name);
185 + // Store color values directly
186 + $options[$name] = $value;
571 187 break;
572 - case 'rag_chunks_limit':
573 - // Validate and save - enforce min 8, max 20, default 15
574 - $chunks_limit = intval($value);
575 - if ($chunks_limit < 8) $chunks_limit = 8;
576 - if ($chunks_limit > 20) $chunks_limit = 20;
577 - $options[$field_name] = $chunks_limit;
578 - break;
579 188 case 'live_agent_status':
580 189 //error_log('MXChat Save: Processing live_agent_status');
581 190 // Set the new value
582 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
191 + $options[$name] = ($value === 'on') ? 'on' : 'off';
583 192 break;
584 - case 'enable_web_search':
585 - //error_log('MXChat Save: Processing enable_web_search');
586 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
587 - break;
588 193 case 'enable_woocommerce_integration':
589 194 //error_log('MXChat Save: Processing enable_woocommerce_integration');
590 195 // Handle values that used to be 1/0
591 - $options[$field_name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
196 + $options[$name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
592 197 break;
593 - case 'post_type_visibility_mode':
594 - // Validate mode value
595 - $allowed_modes = array('all', 'include', 'exclude');
596 - $options[$field_name] = in_array($value, $allowed_modes) ? $value : 'all';
597 - break;
598 - case 'post_type_visibility_list':
599 - // Handle JSON array of post types
600 - $post_types = json_decode($value, true);
601 - if (is_array($post_types)) {
602 - // Sanitize each post type slug
603 - $options[$field_name] = array_map('sanitize_key', $post_types);
604 - } else {
605 - $options[$field_name] = array();
606 - }
607 - break;
608 - case 'script_loading_strategy':
609 - // Validate script loading strategy value
610 - $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
611 - $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
612 - break;
613 - case 'auto_retry_on_transient_error':
614 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
615 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
616 - break;
617 198 default:
618 - // Handle transcripts options
619 - if (strpos($name, 'mxchat_transcripts_options') !== false) {
620 - // Extract field name from mxchat_transcripts_options[field_name]
621 - if (preg_match('/mxchat_transcripts_options\[([^\]]+)\]/', $name, $matches)) {
622 - $field_name = $matches[1];
623 -
624 - // Get current transcripts options
625 - $transcripts_options = get_option('mxchat_transcripts_options', array());
626 -
627 - // Ensure it's an array
628 - if (!is_array($transcripts_options)) {
629 - $transcripts_options = array();
630 - }
631 -
632 - // Handle checkbox values (convert 'on'/'off' to 1/0)
633 - if ($value === 'on' || $value === '1') {
634 - $transcripts_options[$field_name] = 1;
635 - } else if ($value === 'off' || $value === '0' || $value === '') {
636 - $transcripts_options[$field_name] = 0;
637 - } else {
638 - // For text/select fields, sanitize appropriately
639 - if ($field_name === 'mxchat_notification_email') {
640 - $transcripts_options[$field_name] = sanitize_email($value);
641 - } else {
642 - $transcripts_options[$field_name] = sanitize_text_field($value);
643 - }
644 - }
645 -
646 - // Use direct database update to bypass any filters
647 - global $wpdb;
648 -
649 - // Serialize the options array
650 - $serialized = maybe_serialize($transcripts_options);
651 -
652 - // Check if the option already exists in the database
653 - $existing = $wpdb->get_var("SELECT option_id FROM {$wpdb->options} WHERE option_name = 'mxchat_transcripts_options'");
654 -
655 - if ($existing) {
656 - // Option exists, do an update
657 - $result = $wpdb->update(
658 - $wpdb->options,
659 - array('option_value' => $serialized),
660 - array('option_name' => 'mxchat_transcripts_options'),
661 - array('%s'),
662 - array('%s')
663 - );
664 - } else {
665 - // Option doesn't exist (new install), do an insert
666 - $result = $wpdb->insert(
667 - $wpdb->options,
668 - array(
669 - 'option_name' => 'mxchat_transcripts_options',
670 - 'option_value' => $serialized,
671 - 'autoload' => 'yes'
672 - ),
673 - array('%s', '%s', '%s')
674 - );
675 - }
676 -
677 - // Clear all caches after direct DB update
678 - wp_cache_delete('mxchat_transcripts_options', 'options');
679 - wp_cache_delete('alloptions', 'options');
680 - wp_cache_flush();
681 -
682 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
683 - return;
684 - }
685 - }
686 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
687 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
688 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
689 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
690 - if (isset($matches[1])) {
691 - $setting_key = $matches[1];
692 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
693 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
694 - }
695 - if ($setting_key === 'limit') {
696 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
697 - if ($value === '__custom__') {
698 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
699 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
700 - $options['rate_limits_global']['limit'] = $custom;
701 - }
702 - // else leave existing limit untouched until the custom value arrives
703 - } else {
704 - $options['rate_limits_global']['limit'] = $value;
705 - }
706 - } elseif ($setting_key === 'limit_custom') {
707 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
708 - $options['rate_limits_global']['limit_custom'] = $clean;
709 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
710 - // The custom number input is only editable when the dropdown is on
711 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
712 - // sends one field per change event, so a limit_custom change only fires
713 - // in custom mode — there is no preset to clobber. The old guard required
714 - // limit to already be non-preset, which it isn't on a first-time custom
715 - // entry (the limit=__custom__ event arrives before limit_custom is set),
716 - // so the value never landed in limit on the first save and reverted on refresh.
717 - if ($clean !== '' && (int) $clean >= 1) {
718 - $options['rate_limits_global']['limit'] = $clean;
719 - }
720 - } elseif ($setting_key === 'timeframe') {
721 - $allowed_tf = array('hourly','daily','weekly','monthly');
722 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
723 - }
724 - }
725 - }
726 199 // First check for rate limits settings
727 - else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
200 + if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
728 201 //error_log('MXChat Save: Detected rate_limits field: ' . $name);
729 202
730 203 // Extract role ID and setting from the name
731 204 preg_match('/\[rate_limits\]\[(.*?)\]\[(.*?)\]/', $name, $matches);
@@ -732,9 +205,9 @@
732 205 //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
733 206
734 207 if (isset($matches[1]) && isset($matches[2])) {
735 208 $role_id = $matches[1];
736 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
209 + $setting_key = $matches[2]; // limit, timeframe, or message
737 210
738 211 //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
739 212
740 213 // Initialize rate_limits if it doesn't exist
@@ -752,32 +225,10 @@
752 225 'message' => 'Rate limit exceeded. Please try again later.'
753 226 ];
754 227 }
755 228
756 - if ($setting_key === 'limit') {
757 - if ($value === '__custom__') {
758 - // Pull the integer from limit_custom that may have arrived (or will arrive).
759 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
760 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
761 - $options['rate_limits'][$role_id]['limit'] = $custom;
762 - }
763 - } else {
764 - $options['rate_limits'][$role_id]['limit'] = $value;
765 - }
766 - } elseif ($setting_key === 'limit_custom') {
767 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
768 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
769 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
770 - // as the global branch above (plan-74eb86). The per-role custom input is
771 - // only editable in custom mode and autosave is one-field-per-change, so
772 - // this never clobbers a preset; it fixes the first-time-save revert.
773 - if ($clean !== '' && (int) $clean >= 1) {
774 - $options['rate_limits'][$role_id]['limit'] = $clean;
775 - }
776 - } else {
777 - // Update the specific setting (timeframe, message)
778 - $options['rate_limits'][$role_id][$setting_key] = $value;
779 - }
229 + // Update the specific setting
230 + $options['rate_limits'][$role_id][$setting_key] = $value;
780 231 //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
781 232 } else {
782 233 //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
783 234 }
@@ -802,10 +253,10 @@
802 253 } else {
803 254 //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
804 255 }
805 256 }
806 - // Handle toggles - check both extracted field_name and original name for toggle detection
807 - else if (strpos($field_name, 'toggle') !== false || in_array($field_name, [
257 + // Handle toggles
258 + else if (strpos($name, 'toggle') !== false || in_array($name, [
808 259 'chat_persistence_toggle',
809 260 'privacy_toggle',
810 261 'complianz_toggle',
811 262 'chat_toolbar_toggle',
@@ -812,22 +263,17 @@
812 263 'show_pdf_upload_button',
813 264 'show_word_upload_button',
814 265 'enable_streaming_toggle',
815 266 'contextual_awareness_toggle',
816 - 'citation_links_toggle',
817 267 'enable_email_block',
818 - 'enable_name_field',
819 - 'custom_provider_for_embeddings',
820 - 'custom_provider_for_images',
821 - 'print_button_enabled',
822 - 'reset_chat_enabled'
268 + 'enable_name_field'
823 269 ])) {
824 - //error_log('MXChat Save: Processing toggle: ' . $field_name);
825 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
270 + //error_log('MXChat Save: Processing toggle: ' . $name);
271 + $options[$name] = ($value === 'on') ? 'on' : 'off';
826 272 } else {
827 - //error_log('MXChat Save: Processing standard field: ' . $field_name);
828 - // Store all other values directly using the extracted field name
829 - $options[$field_name] = $value;
273 + //error_log('MXChat Save: Processing standard field: ' . $name);
274 + // Store all other values directly
275 + $options[$name] = $value;
830 276 }
831 277 break;
832 278 }
833 279
@@ -835,20 +281,8 @@
835 281 $updated = update_option('mxchat_options', $options);
836 282 //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
837 283 //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
838 284
839 - // Log the save action if debug mode is enabled
840 - if ( class_exists( 'MxChat_Admin' ) ) {
841 - MxChat_Admin::mxchat_log_debug(
842 - 'settings_save',
843 - sprintf( 'Field saved: %s', $field_name ),
844 - array(
845 - 'field' => $field_name,
846 - 'updated' => $updated,
847 - )
848 - );
849 - }
850 -
851 285 // Always return success even if WordPress says nothing changed
852 286 // (which happens when the value is the same as before)
853 287 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
854 288 }
@@ -994,16 +428,14 @@
994 428 );
995 429 //error_log('[MXCHAT-PROMPTS] Updated existing option, result: ' . ($save_result !== false ? 'SUCCESS' : 'FAILED'));
996 430 } else {
997 431 // Insert new option
998 - // Credential option — must NOT autoload (holds the Pinecone secret;
999 - // autoloaded rows are read into memory on every request).
1000 432 $save_result = $wpdb->insert(
1001 433 $wpdb->options,
1002 434 array(
1003 435 'option_name' => 'mxchat_pinecone_addon_options',
1004 436 'option_value' => $serialized_options,
1005 - 'autoload' => 'off'
437 + 'autoload' => 'yes'
1006 438 ),
1007 439 array('%s', '%s', '%s')
1008 440 );
1009 441 //error_log('[MXCHAT-PROMPTS] Inserted new option, result: ' . ($save_result !== false ? 'SUCCESS' : 'FAILED'));
@@ -1054,127 +486,12 @@
1054 486 wp_send_json_error(['message' => esc_html__('No changes detected', 'mxchat')]);
1055 487 }
1056 488 }
1057 489
1058 - // Handle chunking settings - use direct DB access to bypass WordPress filters
1059 - if (strpos($name, 'mxchat_chunk') === 0 || $name === 'mxchat_chunking_enabled') {
1060 - global $wpdb;
1061 -
1062 - // Get current options directly from database
1063 - $current_options_raw = $wpdb->get_var(
1064 - $wpdb->prepare(
1065 - "SELECT option_value FROM {$wpdb->options} WHERE option_name = %s",
1066 - 'mxchat_options'
1067 - )
1068 - );
1069 -
1070 - $options = $current_options_raw !== null ? maybe_unserialize($current_options_raw) : array();
1071 - if (!is_array($options)) {
1072 - $options = array();
1073 - }
1074 -
1075 - // Update the specific chunking field
1076 - if ($name === 'mxchat_chunking_enabled') {
1077 - $options['chunking_enabled'] = in_array($value, array('on', '1', 'true', true), true);
1078 - } elseif ($name === 'mxchat_chunk_size') {
1079 - $options['chunk_size'] = max(1000, min(10000, intval($value)));
1080 - }
1081 -
1082 - // Save directly to database
1083 - $serialized_options = maybe_serialize($options);
1084 -
1085 - $option_exists = $wpdb->get_var(
1086 - $wpdb->prepare(
1087 - "SELECT COUNT(*) FROM {$wpdb->options} WHERE option_name = %s",
1088 - 'mxchat_options'
1089 - )
1090 - );
1091 -
1092 - if ($option_exists > 0) {
1093 - $save_result = $wpdb->update(
1094 - $wpdb->options,
1095 - array('option_value' => $serialized_options),
1096 - array('option_name' => 'mxchat_options'),
1097 - array('%s'),
1098 - array('%s')
1099 - );
1100 - } else {
1101 - $save_result = $wpdb->insert(
1102 - $wpdb->options,
1103 - array(
1104 - 'option_name' => 'mxchat_options',
1105 - 'option_value' => $serialized_options,
1106 - 'autoload' => 'yes'
1107 - ),
1108 - array('%s', '%s', '%s')
1109 - );
1110 - }
1111 -
1112 - // Clear object cache for this option
1113 - wp_cache_delete('mxchat_options', 'options');
1114 -
1115 - if ($save_result !== false) {
1116 - wp_send_json_success(['message' => esc_html__('Chunking setting saved', 'mxchat')]);
1117 - } else {
1118 - wp_send_json_error(['message' => esc_html__('Failed to save chunking setting', 'mxchat')]);
1119 - }
1120 - return;
1121 - }
1122 -
1123 - // Handle ACF field exclusion toggles
1124 - if (strpos($name, 'mxchat_acf_field_') === 0) {
1125 - // Extract field name from the input name (e.g., mxchat_acf_field_private_notes -> private_notes)
1126 - $field_name = str_replace('mxchat_acf_field_', '', $name);
1127 - $is_enabled = ($value === 'on' || $value === '1');
1128 -
1129 - // Get current excluded fields
1130 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
1131 - if (!is_array($excluded_fields)) {
1132 - $excluded_fields = array();
1133 - }
1134 -
1135 - if ($is_enabled) {
1136 - // Remove from exclusion list (field should be included)
1137 - $excluded_fields = array_values(array_diff($excluded_fields, array($field_name)));
1138 - } else {
1139 - // Add to exclusion list (field should be excluded)
1140 - if (!in_array($field_name, $excluded_fields)) {
1141 - $excluded_fields[] = $field_name;
1142 - }
1143 - }
1144 -
1145 - $updated = update_option('mxchat_acf_excluded_fields', $excluded_fields);
1146 -
1147 - if ($updated || true) { // Always report success since the state may already be correct
1148 - wp_send_json_success([
1149 - 'message' => $is_enabled
1150 - ? sprintf(esc_html__('Field "%s" will be included in imports', 'mxchat'), $field_name)
1151 - : sprintf(esc_html__('Field "%s" will be excluded from imports', 'mxchat'), $field_name)
1152 - ]);
1153 - } else {
1154 - wp_send_json_error(['message' => esc_html__('Failed to save ACF field setting', 'mxchat')]);
1155 - }
1156 - return;
1157 - }
1158 -
1159 - // Handle custom post meta whitelist
1160 - if ($name === 'mxchat_custom_meta_whitelist') {
1161 - $updated = update_option('mxchat_custom_meta_whitelist', sanitize_textarea_field($value));
1162 -
1163 - if ($updated || true) { // Always report success since the state may already be correct
1164 - wp_send_json_success([
1165 - 'message' => esc_html__('Custom meta whitelist saved', 'mxchat')
1166 - ]);
1167 - } else {
1168 - wp_send_json_error(['message' => esc_html__('Failed to save custom meta whitelist', 'mxchat')]);
1169 - }
1170 - return;
1171 - }
1172 -
1173 - // Handle other prompts options (autoload false — can hold the Pinecone secret)
490 + // Handle other prompts options
1174 491 $options = get_option('mxchat_prompts_options', []);
1175 492 $options[$name] = $value;
1176 - $updated = update_option('mxchat_prompts_options', $options, false);
493 + $updated = update_option('mxchat_prompts_options', $options);
1177 494
1178 495 if ($updated) {
1179 496 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
1180 497 } else {
@@ -1220,9 +537,9 @@
1220 537 'mxchat_pinecone_index' => sanitize_text_field($old_options['mxchat_pinecone_index'] ?? ''),
1221 538 'mxchat_pinecone_environment' => sanitize_text_field($old_options['mxchat_pinecone_environment'] ?? '')
1222 539 );
1223 540
1224 - update_option('mxchat_pinecone_addon_options', $migrated_options, false);
541 + update_option('mxchat_pinecone_addon_options', $migrated_options);
1225 542
1226 543 wp_send_json_success(array(
1227 544 'migrated' => true,
1228 545 'message' => 'Settings migrated successfully from Pinecone add-on'
@@ -1381,17 +698,9 @@
1381 698 //error_log('MxChat deactivate: Nonce check failed');
1382 699 wp_send_json_error('Security check failed.');
1383 700 return;
1384 701 }
1385 -
1386 - // plan-mxchat-20260731-c63fb6 — nonce is not authorization. Without this,
1387 - // any authenticated user holding the nonce could revoke the site's PRO
1388 - // licence. Every sibling handler in this file already checks.
1389 - if (!current_user_can('manage_options')) {
1390 - wp_send_json_error(esc_html__('Unauthorized', 'mxchat'), 403);
1391 - return;
1392 - }
1393 -
702 +
1394 703 //error_log('MxChat deactivate: Nonce check passed');
1395 704
1396 705 $license_key = get_option('mxchat_activation_key');
1397 706 $email = get_option('mxchat_pro_email');
@@ -1592,209 +901,8 @@
1592 901 'voyage' => !empty($options['voyage_api_key'])
1593 902 );
1594 903
1595 904 wp_send_json_success($api_key_status);
1596 - }
1597 -
1598 - // ========================================
1599 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1600 - // ========================================
1601 -
1602 - /**
1603 - * Toggle debug mode on/off
1604 - */
1605 - public function mxchat_toggle_debug_mode_callback() {
1606 - // Verify nonce
1607 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1608 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1609 - }
1610 -
1611 - // Check permissions
1612 - if ( ! current_user_can( 'manage_options' ) ) {
1613 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1614 - }
1615 -
1616 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1617 -
1618 - $options = get_option( 'mxchat_options', array() );
1619 -
1620 - if ( $enabled ) {
1621 - $options['debug_mode'] = 'on';
1622 - update_option( 'mxchat_options', $options );
1623 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1624 - } else {
1625 - // Log before disabling
1626 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1627 - $options['debug_mode'] = 'off';
1628 - update_option( 'mxchat_options', $options );
1629 - }
1630 -
1631 - wp_send_json_success( array(
1632 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1633 - 'enabled' => $enabled,
1634 - ) );
1635 - }
1636 -
1637 - /**
1638 - * Get the debug log entries
1639 - */
1640 - public function mxchat_get_debug_log_callback() {
1641 - // Verify nonce
1642 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1643 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1644 - }
1645 -
1646 - // Check permissions
1647 - if ( ! current_user_can( 'manage_options' ) ) {
1648 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1649 - }
1650 -
1651 - $log = MxChat_Admin::mxchat_get_debug_log();
1652 -
1653 - wp_send_json_success( array(
1654 - 'log' => $log,
1655 - 'count' => count( $log ),
1656 - ) );
1657 - }
1658 -
1659 - /**
1660 - * Clear the debug log
1661 - */
1662 - public function mxchat_clear_debug_log_callback() {
1663 - // Verify nonce
1664 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1665 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1666 - }
1667 -
1668 - // Check permissions
1669 - if ( ! current_user_can( 'manage_options' ) ) {
1670 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1671 - }
1672 -
1673 - MxChat_Admin::mxchat_clear_debug_log();
1674 -
1675 - // Log that the log was cleared (this will be the first entry in the new log)
1676 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1677 -
1678 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1679 - }
1680 -
1681 - /**
1682 - * Export settings as JSON
1683 - */
1684 - public function mxchat_export_settings_callback() {
1685 - // Verify nonce
1686 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1687 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1688 - }
1689 -
1690 - // Check permissions
1691 - if ( ! current_user_can( 'manage_options' ) ) {
1692 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1693 - }
1694 -
1695 - $export = MxChat_Admin::mxchat_export_settings();
1696 -
1697 - // Log the export
1698 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1699 -
1700 - wp_send_json_success( array(
1701 - 'settings' => $export,
1702 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1703 - ) );
1704 - }
1705 -
1706 - /**
1707 - * Reset all settings to defaults
1708 - */
1709 - public function mxchat_reset_all_settings_callback() {
1710 - // Verify nonce
1711 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1712 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1713 - }
1714 -
1715 - // Check permissions
1716 - if ( ! current_user_can( 'manage_options' ) ) {
1717 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1718 - }
1719 -
1720 - // Require confirmation code
1721 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1722 -
1723 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1724 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1725 - }
1726 -
1727 - // Perform the reset
1728 - MxChat_Admin::mxchat_reset_all_settings();
1729 -
1730 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1731 - }
1732 -
1733 - /**
1734 - * Reset the global rate-limit usage counter to zero on demand.
1735 - *
1736 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1737 - * increments per message, then returns a freshly-formatted readout string
1738 - * so the settings page can update without a reload. Does NOT change any
1739 - * enforcement config — purely clears the running counter.
1740 - */
1741 - public function mxchat_reset_global_rate_limit_callback() {
1742 - // Verify nonce
1743 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1744 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1745 - }
1746 -
1747 - // Check permissions
1748 - if ( ! current_user_can( 'manage_options' ) ) {
1749 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1750 - }
1751 -
1752 - // Resolve the per-bot counter key the same way the integrator does.
1753 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1754 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1755 - if ( $safe_bot === '' ) {
1756 - $safe_bot = 'default';
1757 - }
1758 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1759 -
1760 - $now = time();
1761 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1762 -
1763 - // Recompute the display string so the front-end can update in place.
1764 - $all_options = get_option( 'mxchat_options', array() );
1765 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1766 - ? $all_options['rate_limits_global']
1767 - : array();
1768 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1769 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1770 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1771 - $limit_raw = (string) $global_cfg['limit_custom'];
1772 - }
1773 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1774 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1775 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1776 - $reset_at = $now + $window;
1777 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1778 -
1779 - $text = sprintf(
1780 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1781 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1782 - number_format_i18n( 0 ),
1783 - number_format_i18n( $limit_int ),
1784 - number_format_i18n( $limit_int ),
1785 - human_time_diff( $now, $reset_at )
1786 - );
1787 -
1788 - wp_send_json_success( array(
1789 - 'count' => 0,
1790 - 'limit' => $limit_int,
1791 - 'left' => $limit_int,
1792 - 'reset_at' => $reset_at,
1793 - 'pct' => 0,
1794 - 'text' => $text,
1795 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1796 - ) );
1797 905 }
1798 906
1799 907 }
1800 908