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MxChat – AI Chatbot & Content Generation for WordPress / 2.6.3
MxChat – AI Chatbot & Content Generation for WordPress v2.6.3
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← All changes | admin/class-ajax-handler.php +56 -824 3.2.142.6.3 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
@@ -377,62 +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 - // Live-agent availability schedules (plans 8ccaa2 + 99d7a4). STANDALONE
401 - // options, same reasoning as the Editor Assistant case above — nested
402 - // structures that mxchat_sanitize() would strip on the next autosave of any
403 - // other field. Each channel's value arrives as JSON from its own hidden
404 - // input, which that channel's schedule editor keeps in sync; the class owns
405 - // all validation. The bare legacy name is kept as a defense against a
406 - // browser still running pre-split cached admin JS: that UI edited "both
407 - // channels" as one, so its save writes both.
408 - case 'live_agent_schedule_slack':
409 - case 'live_agent_schedule_telegram':
410 - case 'live_agent_schedule':
411 - if (!class_exists('MxChat_Live_Agent_Schedule')) {
412 - wp_send_json_error(['message' => esc_html__('Schedule unavailable', 'mxchat')]);
413 - return;
414 - }
415 - $decoded = json_decode($value, true);
416 - if (!is_array($decoded)) {
417 - wp_send_json_error(['message' => esc_html__('Invalid schedule', 'mxchat')]);
418 - return;
419 - }
420 - $channels = ($field_name === 'live_agent_schedule')
421 - ? array('slack', 'telegram')
422 - : array(substr($field_name, strlen('live_agent_schedule_')));
423 - $saved_schedule = null;
424 - foreach ($channels as $schedule_channel) {
425 - $saved_schedule = MxChat_Live_Agent_Schedule::save($schedule_channel, $decoded);
426 - }
427 - // Echo the normalized result so the editor can reconcile if it ever
428 - // disagrees with the server (e.g. a time the class rejected).
429 - wp_send_json_success([
430 - 'message' => esc_html__('Setting saved', 'mxchat'),
431 - 'schedule' => $saved_schedule,
432 - ]);
433 - return;
434 -
77 + switch ($name) {
435 78 case 'model':
436 79 //error_log('MXChat Save: Processing model selection');
437 80 //error_log('MXChat Save: Model value received: ' . $value);
438 81 //error_log('MXChat Save: Value type: ' . gettype($value));
@@ -444,15 +87,20 @@
444 87 //error_log('MXChat Save: Setting model to openrouter');
445 88 $options['model'] = 'openrouter';
446 89 } else {
447 90 //error_log('MXChat Save: Checking against whitelist');
448 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
449 - // includes/class-mxchat-model-catalog.php. A new chat model
450 - // added there is automatically accepted by autosave.
451 - if (!class_exists('MxChat_Model_Catalog')) {
452 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
453 - }
454 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
91 + $allowed_models = array(
92 + 'gemini-2.0-flash', 'gemini-2.0-flash-lite', 'gemini-1.5-pro', 'gemini-1.5-flash',
93 + 'grok-4-0709', 'grok-4-1-fast-reasoning', 'grok-4-1-fast-non-reasoning', 'grok-3-beta', 'grok-3-fast-beta', 'grok-3-mini-beta',
94 + 'grok-3-mini-fast-beta', 'grok-2',
95 + 'deepseek-chat',
96 + 'claude-sonnet-4-5-20250929', 'claude-opus-4-1-20250805', 'claude-haiku-4-5-20251001',
97 + 'claude-opus-4-20250514', 'claude-sonnet-4-20250514', 'claude-3-7-sonnet-20250219',
98 + 'claude-3-5-sonnet-20241022', 'claude-3-opus-20240229', 'claude-3-sonnet-20240229',
99 + 'claude-3-haiku-20240307',
100 + 'gpt-5.2', 'gpt-5.1-2025-11-13', 'gpt-5', 'gpt-5-mini', 'gpt-5-nano', 'gpt-4.1-2025-04-14',
101 + 'gpt-4o', 'gpt-4o-mini', 'gpt-4-turbo', 'gpt-4', 'gpt-3.5-turbo',
102 + );
455 103
456 104 //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
457 105
458 106 if (in_array($value, $allowed_models)) {
@@ -491,9 +139,9 @@
491 139 case 'additional_popular_questions':
492 140 //error_log('MXChat Save: Processing additional_popular_questions');
493 141 $questions = json_decode($value, true); // No need for stripslashes here
494 142 if (is_array($questions)) {
495 - $options[$field_name] = $questions;
143 + $options[$name] = $questions;
496 144 // Also update old option for backwards compatibility
497 145 update_option('additional_popular_questions', $questions);
498 146 //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
499 147 } else {
@@ -502,66 +150,56 @@
502 150 break;
503 151 case 'email_blocker_header_content':
504 152 //error_log('MXChat Save: Processing email_blocker_header_content');
505 153 // Allow HTML content but sanitize it safely
506 - $options[$field_name] = wp_kses_post($value);
154 + $options[$name] = wp_kses_post($value);
507 155 break;
508 - case 'intro_message':
509 - // Stored-XSS hardening (Wordfence CWE-79, plan-3f8158): sanitize on save as
510 - // defense in depth. wp_kses_post mirrors mxchat_sanitize() (the options.php
511 - // save path) so both save routes treat intro_message identically and strip
512 - // <script>/</textarea> breakout while keeping basic formatting + {visitor_name}.
513 - $options[$field_name] = wp_kses_post($value);
514 - break;
515 156 case 'email_blocker_button_text':
516 157 //error_log('MXChat Save: Processing email_blocker_button_text');
517 - $options[$field_name] = sanitize_text_field($value);
158 + $options[$name] = sanitize_text_field($value);
518 159 break;
519 160 case 'name_field_placeholder':
520 161 //error_log('MXChat Save: Processing name_field_placeholder');
521 - $options[$field_name] = sanitize_text_field($value);
162 + $options[$name] = sanitize_text_field($value);
522 163 break;
523 164 case 'similarity_threshold':
524 165 //error_log('MXChat Save: Processing similarity_threshold');
525 - // Validate and save - enforce min 20, max 85
526 - $threshold = intval($value);
527 - if ($threshold < 20) $threshold = 20;
528 - if ($threshold > 85) $threshold = 85;
529 - $options[$field_name] = $threshold;
166 + // Save to the options array
167 + $options[$name] = $value;
530 168 break;
531 - case 'rag_sources_limit':
532 - //error_log('MXChat Save: Processing rag_sources_limit');
533 - // Validate and save - enforce min 3, max 10, default 6
534 - $rag_limit = intval($value);
535 - if ($rag_limit < 3) $rag_limit = 3;
536 - if ($rag_limit > 10) $rag_limit = 10;
537 - $options[$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;
538 187 break;
539 - case 'rag_chunks_limit':
540 - // Validate and save - enforce min 8, max 20, default 15
541 - $chunks_limit = intval($value);
542 - if ($chunks_limit < 8) $chunks_limit = 8;
543 - if ($chunks_limit > 20) $chunks_limit = 20;
544 - $options[$field_name] = $chunks_limit;
545 - break;
546 188 case 'live_agent_status':
547 189 //error_log('MXChat Save: Processing live_agent_status');
548 190 // Set the new value
549 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
191 + $options[$name] = ($value === 'on') ? 'on' : 'off';
550 192 break;
551 - case 'enable_web_search':
552 - //error_log('MXChat Save: Processing enable_web_search');
553 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
554 - break;
555 193 case 'enable_woocommerce_integration':
556 194 //error_log('MXChat Save: Processing enable_woocommerce_integration');
557 195 // Handle values that used to be 1/0
558 - $options[$field_name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
196 + $options[$name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
559 197 break;
560 198 case 'post_type_visibility_mode':
561 199 // Validate mode value
562 200 $allowed_modes = array('all', 'include', 'exclude');
563 - $options[$field_name] = in_array($value, $allowed_modes) ? $value : 'all';
201 + $options[$name] = in_array($value, $allowed_modes) ? $value : 'all';
564 202 break;
565 203 case 'post_type_visibility_list':
566 204 // Handle JSON array of post types
567 205 $post_types = json_decode($value, true);
@@ -566,133 +204,16 @@
566 204 // Handle JSON array of post types
567 205 $post_types = json_decode($value, true);
568 206 if (is_array($post_types)) {
569 207 // Sanitize each post type slug
570 - $options[$field_name] = array_map('sanitize_key', $post_types);
208 + $options[$name] = array_map('sanitize_key', $post_types);
571 209 } else {
572 - $options[$field_name] = array();
210 + $options[$name] = array();
573 211 }
574 212 break;
575 - case 'script_loading_strategy':
576 - // Validate script loading strategy value
577 - $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
578 - $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
579 - break;
580 - case 'auto_retry_on_transient_error':
581 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
582 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
583 - break;
584 213 default:
585 - // Handle transcripts options
586 - if (strpos($name, 'mxchat_transcripts_options') !== false) {
587 - // Extract field name from mxchat_transcripts_options[field_name]
588 - if (preg_match('/mxchat_transcripts_options\[([^\]]+)\]/', $name, $matches)) {
589 - $field_name = $matches[1];
590 -
591 - // Get current transcripts options
592 - $transcripts_options = get_option('mxchat_transcripts_options', array());
593 -
594 - // Ensure it's an array
595 - if (!is_array($transcripts_options)) {
596 - $transcripts_options = array();
597 - }
598 -
599 - // Handle checkbox values (convert 'on'/'off' to 1/0)
600 - if ($value === 'on' || $value === '1') {
601 - $transcripts_options[$field_name] = 1;
602 - } else if ($value === 'off' || $value === '0' || $value === '') {
603 - $transcripts_options[$field_name] = 0;
604 - } else {
605 - // For text/select fields, sanitize appropriately
606 - if ($field_name === 'mxchat_notification_email') {
607 - $transcripts_options[$field_name] = sanitize_email($value);
608 - } else {
609 - $transcripts_options[$field_name] = sanitize_text_field($value);
610 - }
611 - }
612 -
613 - // Use direct database update to bypass any filters
614 - global $wpdb;
615 -
616 - // Serialize the options array
617 - $serialized = maybe_serialize($transcripts_options);
618 -
619 - // Check if the option already exists in the database
620 - $existing = $wpdb->get_var("SELECT option_id FROM {$wpdb->options} WHERE option_name = 'mxchat_transcripts_options'");
621 -
622 - if ($existing) {
623 - // Option exists, do an update
624 - $result = $wpdb->update(
625 - $wpdb->options,
626 - array('option_value' => $serialized),
627 - array('option_name' => 'mxchat_transcripts_options'),
628 - array('%s'),
629 - array('%s')
630 - );
631 - } else {
632 - // Option doesn't exist (new install), do an insert
633 - $result = $wpdb->insert(
634 - $wpdb->options,
635 - array(
636 - 'option_name' => 'mxchat_transcripts_options',
637 - 'option_value' => $serialized,
638 - 'autoload' => 'yes'
639 - ),
640 - array('%s', '%s', '%s')
641 - );
642 - }
643 -
644 - // Clear all caches after direct DB update
645 - wp_cache_delete('mxchat_transcripts_options', 'options');
646 - wp_cache_delete('alloptions', 'options');
647 - wp_cache_flush();
648 -
649 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
650 - return;
651 - }
652 - }
653 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
654 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
655 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
656 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
657 - if (isset($matches[1])) {
658 - $setting_key = $matches[1];
659 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
660 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
661 - }
662 - if ($setting_key === 'limit') {
663 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
664 - if ($value === '__custom__') {
665 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
666 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
667 - $options['rate_limits_global']['limit'] = $custom;
668 - }
669 - // else leave existing limit untouched until the custom value arrives
670 - } else {
671 - $options['rate_limits_global']['limit'] = $value;
672 - }
673 - } elseif ($setting_key === 'limit_custom') {
674 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
675 - $options['rate_limits_global']['limit_custom'] = $clean;
676 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
677 - // The custom number input is only editable when the dropdown is on
678 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
679 - // sends one field per change event, so a limit_custom change only fires
680 - // in custom mode — there is no preset to clobber. The old guard required
681 - // limit to already be non-preset, which it isn't on a first-time custom
682 - // entry (the limit=__custom__ event arrives before limit_custom is set),
683 - // so the value never landed in limit on the first save and reverted on refresh.
684 - if ($clean !== '' && (int) $clean >= 1) {
685 - $options['rate_limits_global']['limit'] = $clean;
686 - }
687 - } elseif ($setting_key === 'timeframe') {
688 - $allowed_tf = array('hourly','daily','weekly','monthly');
689 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
690 - }
691 - }
692 - }
693 214 // First check for rate limits settings
694 - else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
215 + if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
695 216 //error_log('MXChat Save: Detected rate_limits field: ' . $name);
696 217
697 218 // Extract role ID and setting from the name
698 219 preg_match('/\[rate_limits\]\[(.*?)\]\[(.*?)\]/', $name, $matches);
@@ -699,9 +220,9 @@
699 220 //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
700 221
701 222 if (isset($matches[1]) && isset($matches[2])) {
702 223 $role_id = $matches[1];
703 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
224 + $setting_key = $matches[2]; // limit, timeframe, or message
704 225
705 226 //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
706 227
707 228 // Initialize rate_limits if it doesn't exist
@@ -719,32 +240,10 @@
719 240 'message' => 'Rate limit exceeded. Please try again later.'
720 241 ];
721 242 }
722 243
723 - if ($setting_key === 'limit') {
724 - if ($value === '__custom__') {
725 - // Pull the integer from limit_custom that may have arrived (or will arrive).
726 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
727 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
728 - $options['rate_limits'][$role_id]['limit'] = $custom;
729 - }
730 - } else {
731 - $options['rate_limits'][$role_id]['limit'] = $value;
732 - }
733 - } elseif ($setting_key === 'limit_custom') {
734 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
735 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
736 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
737 - // as the global branch above (plan-74eb86). The per-role custom input is
738 - // only editable in custom mode and autosave is one-field-per-change, so
739 - // this never clobbers a preset; it fixes the first-time-save revert.
740 - if ($clean !== '' && (int) $clean >= 1) {
741 - $options['rate_limits'][$role_id]['limit'] = $clean;
742 - }
743 - } else {
744 - // Update the specific setting (timeframe, message)
745 - $options['rate_limits'][$role_id][$setting_key] = $value;
746 - }
244 + // Update the specific setting
245 + $options['rate_limits'][$role_id][$setting_key] = $value;
747 246 //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
748 247 } else {
749 248 //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
750 249 }
@@ -769,10 +268,10 @@
769 268 } else {
770 269 //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
771 270 }
772 271 }
773 - // Handle toggles - check both extracted field_name and original name for toggle detection
774 - else if (strpos($field_name, 'toggle') !== false || in_array($field_name, [
272 + // Handle toggles
273 + else if (strpos($name, 'toggle') !== false || in_array($name, [
775 274 'chat_persistence_toggle',
776 275 'privacy_toggle',
777 276 'complianz_toggle',
778 277 'chat_toolbar_toggle',
@@ -779,22 +278,18 @@
779 278 'show_pdf_upload_button',
780 279 'show_word_upload_button',
781 280 'enable_streaming_toggle',
782 281 'contextual_awareness_toggle',
783 - 'citation_links_toggle',
784 282 'enable_email_block',
785 283 'enable_name_field',
786 - 'custom_provider_for_embeddings',
787 - 'custom_provider_for_images',
788 - 'print_button_enabled',
789 - 'reset_chat_enabled'
284 + 'show_frontend_debugger'
790 285 ])) {
791 - //error_log('MXChat Save: Processing toggle: ' . $field_name);
792 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
286 + //error_log('MXChat Save: Processing toggle: ' . $name);
287 + $options[$name] = ($value === 'on') ? 'on' : 'off';
793 288 } else {
794 - //error_log('MXChat Save: Processing standard field: ' . $field_name);
795 - // Store all other values directly using the extracted field name
796 - $options[$field_name] = $value;
289 + //error_log('MXChat Save: Processing standard field: ' . $name);
290 + // Store all other values directly
291 + $options[$name] = $value;
797 292 }
798 293 break;
799 294 }
800 295
@@ -802,20 +297,8 @@
802 297 $updated = update_option('mxchat_options', $options);
803 298 //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
804 299 //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
805 300
806 - // Log the save action if debug mode is enabled
807 - if ( class_exists( 'MxChat_Admin' ) ) {
808 - MxChat_Admin::mxchat_log_debug(
809 - 'settings_save',
810 - sprintf( 'Field saved: %s', $field_name ),
811 - array(
812 - 'field' => $field_name,
813 - 'updated' => $updated,
814 - )
815 - );
816 - }
817 -
818 301 // Always return success even if WordPress says nothing changed
819 302 // (which happens when the value is the same as before)
820 303 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
821 304 }
@@ -1084,58 +567,8 @@
1084 567 }
1085 568 return;
1086 569 }
1087 570
1088 - // Handle ACF field exclusion toggles
1089 - if (strpos($name, 'mxchat_acf_field_') === 0) {
1090 - // Extract field name from the input name (e.g., mxchat_acf_field_private_notes -> private_notes)
1091 - $field_name = str_replace('mxchat_acf_field_', '', $name);
1092 - $is_enabled = ($value === 'on' || $value === '1');
1093 -
1094 - // Get current excluded fields
1095 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
1096 - if (!is_array($excluded_fields)) {
1097 - $excluded_fields = array();
1098 - }
1099 -
1100 - if ($is_enabled) {
1101 - // Remove from exclusion list (field should be included)
1102 - $excluded_fields = array_values(array_diff($excluded_fields, array($field_name)));
1103 - } else {
1104 - // Add to exclusion list (field should be excluded)
1105 - if (!in_array($field_name, $excluded_fields)) {
1106 - $excluded_fields[] = $field_name;
1107 - }
1108 - }
1109 -
1110 - $updated = update_option('mxchat_acf_excluded_fields', $excluded_fields);
1111 -
1112 - if ($updated || true) { // Always report success since the state may already be correct
1113 - wp_send_json_success([
1114 - 'message' => $is_enabled
1115 - ? sprintf(esc_html__('Field "%s" will be included in imports', 'mxchat'), $field_name)
1116 - : sprintf(esc_html__('Field "%s" will be excluded from imports', 'mxchat'), $field_name)
1117 - ]);
1118 - } else {
1119 - wp_send_json_error(['message' => esc_html__('Failed to save ACF field setting', 'mxchat')]);
1120 - }
1121 - return;
1122 - }
1123 -
1124 - // Handle custom post meta whitelist
1125 - if ($name === 'mxchat_custom_meta_whitelist') {
1126 - $updated = update_option('mxchat_custom_meta_whitelist', sanitize_textarea_field($value));
1127 -
1128 - if ($updated || true) { // Always report success since the state may already be correct
1129 - wp_send_json_success([
1130 - 'message' => esc_html__('Custom meta whitelist saved', 'mxchat')
1131 - ]);
1132 - } else {
1133 - wp_send_json_error(['message' => esc_html__('Failed to save custom meta whitelist', 'mxchat')]);
1134 - }
1135 - return;
1136 - }
1137 -
1138 571 // Handle other prompts options
1139 572 $options = get_option('mxchat_prompts_options', []);
1140 573 $options[$name] = $value;
1141 574 $updated = update_option('mxchat_prompts_options', $options);
@@ -1549,209 +982,8 @@
1549 982 'voyage' => !empty($options['voyage_api_key'])
1550 983 );
1551 984
1552 985 wp_send_json_success($api_key_status);
1553 - }
1554 -
1555 - // ========================================
1556 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1557 - // ========================================
1558 -
1559 - /**
1560 - * Toggle debug mode on/off
1561 - */
1562 - public function mxchat_toggle_debug_mode_callback() {
1563 - // Verify nonce
1564 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1565 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1566 - }
1567 -
1568 - // Check permissions
1569 - if ( ! current_user_can( 'manage_options' ) ) {
1570 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1571 - }
1572 -
1573 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1574 -
1575 - $options = get_option( 'mxchat_options', array() );
1576 -
1577 - if ( $enabled ) {
1578 - $options['debug_mode'] = 'on';
1579 - update_option( 'mxchat_options', $options );
1580 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1581 - } else {
1582 - // Log before disabling
1583 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1584 - $options['debug_mode'] = 'off';
1585 - update_option( 'mxchat_options', $options );
1586 - }
1587 -
1588 - wp_send_json_success( array(
1589 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1590 - 'enabled' => $enabled,
1591 - ) );
1592 - }
1593 -
1594 - /**
1595 - * Get the debug log entries
1596 - */
1597 - public function mxchat_get_debug_log_callback() {
1598 - // Verify nonce
1599 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1600 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1601 - }
1602 -
1603 - // Check permissions
1604 - if ( ! current_user_can( 'manage_options' ) ) {
1605 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1606 - }
1607 -
1608 - $log = MxChat_Admin::mxchat_get_debug_log();
1609 -
1610 - wp_send_json_success( array(
1611 - 'log' => $log,
1612 - 'count' => count( $log ),
1613 - ) );
1614 - }
1615 -
1616 - /**
1617 - * Clear the debug log
1618 - */
1619 - public function mxchat_clear_debug_log_callback() {
1620 - // Verify nonce
1621 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1622 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1623 - }
1624 -
1625 - // Check permissions
1626 - if ( ! current_user_can( 'manage_options' ) ) {
1627 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1628 - }
1629 -
1630 - MxChat_Admin::mxchat_clear_debug_log();
1631 -
1632 - // Log that the log was cleared (this will be the first entry in the new log)
1633 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1634 -
1635 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1636 - }
1637 -
1638 - /**
1639 - * Export settings as JSON
1640 - */
1641 - public function mxchat_export_settings_callback() {
1642 - // Verify nonce
1643 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1644 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1645 - }
1646 -
1647 - // Check permissions
1648 - if ( ! current_user_can( 'manage_options' ) ) {
1649 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1650 - }
1651 -
1652 - $export = MxChat_Admin::mxchat_export_settings();
1653 -
1654 - // Log the export
1655 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1656 -
1657 - wp_send_json_success( array(
1658 - 'settings' => $export,
1659 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1660 - ) );
1661 - }
1662 -
1663 - /**
1664 - * Reset all settings to defaults
1665 - */
1666 - public function mxchat_reset_all_settings_callback() {
1667 - // Verify nonce
1668 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1669 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1670 - }
1671 -
1672 - // Check permissions
1673 - if ( ! current_user_can( 'manage_options' ) ) {
1674 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1675 - }
1676 -
1677 - // Require confirmation code
1678 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1679 -
1680 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1681 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1682 - }
1683 -
1684 - // Perform the reset
1685 - MxChat_Admin::mxchat_reset_all_settings();
1686 -
1687 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1688 - }
1689 -
1690 - /**
1691 - * Reset the global rate-limit usage counter to zero on demand.
1692 - *
1693 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1694 - * increments per message, then returns a freshly-formatted readout string
1695 - * so the settings page can update without a reload. Does NOT change any
1696 - * enforcement config — purely clears the running counter.
1697 - */
1698 - public function mxchat_reset_global_rate_limit_callback() {
1699 - // Verify nonce
1700 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1701 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1702 - }
1703 -
1704 - // Check permissions
1705 - if ( ! current_user_can( 'manage_options' ) ) {
1706 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1707 - }
1708 -
1709 - // Resolve the per-bot counter key the same way the integrator does.
1710 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1711 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1712 - if ( $safe_bot === '' ) {
1713 - $safe_bot = 'default';
1714 - }
1715 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1716 -
1717 - $now = time();
1718 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1719 -
1720 - // Recompute the display string so the front-end can update in place.
1721 - $all_options = get_option( 'mxchat_options', array() );
1722 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1723 - ? $all_options['rate_limits_global']
1724 - : array();
1725 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1726 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1727 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1728 - $limit_raw = (string) $global_cfg['limit_custom'];
1729 - }
1730 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1731 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1732 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1733 - $reset_at = $now + $window;
1734 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1735 -
1736 - $text = sprintf(
1737 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1738 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1739 - number_format_i18n( 0 ),
1740 - number_format_i18n( $limit_int ),
1741 - number_format_i18n( $limit_int ),
1742 - human_time_diff( $now, $reset_at )
1743 - );
1744 -
1745 - wp_send_json_success( array(
1746 - 'count' => 0,
1747 - 'limit' => $limit_int,
1748 - 'left' => $limit_int,
1749 - 'reset_at' => $reset_at,
1750 - 'pct' => 0,
1751 - 'text' => $text,
1752 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1753 - ) );
1754 986 }
1755 987
1756 988 }
1757 989