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MxChat – AI Chatbot & Content Generation for WordPress / 3.0.7
MxChat – AI Chatbot & Content Generation for WordPress v3.0.7
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← All changes | admin/class-ajax-handler.php +33 -382 3.2.103.0.7 View file →
@@ -40,93 +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 44 }
58 45
59 -/**
60 - * Test connection to a Custom (OpenAI-compatible) provider by hitting its /models endpoint
61 - * with whichever auth scheme the user configured. Reports model count or a clean error.
62 - */
63 -public function mxchat_test_custom_provider_callback() {
64 - check_ajax_referer('mxchat_test_custom_provider');
65 - if (!current_user_can('manage_options')) {
66 - wp_send_json_error(array('message' => esc_html__('Unauthorized', 'mxchat')));
67 - }
68 -
69 - $options = get_option('mxchat_options', array());
70 - $base_url = isset($options['custom_provider_base_url']) ? trim((string) $options['custom_provider_base_url']) : '';
71 - $api_key = isset($options['custom_provider_api_key']) ? trim((string) $options['custom_provider_api_key']) : '';
72 - $auth = isset($options['custom_provider_auth_scheme']) ? $options['custom_provider_auth_scheme'] : 'bearer';
73 - $api_version = isset($options['custom_provider_api_version']) ? trim((string) $options['custom_provider_api_version']) : '';
74 -
75 - if (empty($base_url)) {
76 - wp_send_json_error(array('message' => esc_html__('Base URL is empty. Save it first.', 'mxchat')));
77 - }
78 -
79 - $url = rtrim($base_url, '/') . '/models';
80 - if (!empty($api_version)) {
81 - $url = add_query_arg('api-version', $api_version, $url);
82 - }
83 -
84 - $headers = array('Content-Type' => 'application/json');
85 - if (!empty($api_key)) {
86 - if ($auth === 'api-key') {
87 - $headers['api-key'] = $api_key;
88 - } else {
89 - $headers['Authorization'] = 'Bearer ' . $api_key;
90 - }
91 - }
92 -
93 - $response = wp_remote_get($url, array(
94 - 'headers' => $headers,
95 - 'timeout' => 10,
96 - ));
97 -
98 - if (is_wp_error($response)) {
99 - wp_send_json_error(array('message' => sprintf(esc_html__('Network error: %s', 'mxchat'), esc_html($response->get_error_message()))));
100 - }
101 -
102 - $code = (int) wp_remote_retrieve_response_code($response);
103 - if ($code === 401 || $code === 403) {
104 - wp_send_json_error(array('message' => sprintf(esc_html__('Auth rejected (HTTP %d). Check API key and auth scheme.', 'mxchat'), $code)));
105 - }
106 - if ($code === 404) {
107 - wp_send_json_error(array('message' => esc_html__('Endpoint not found (HTTP 404). Check the Base URL.', 'mxchat')));
108 - }
109 - if ($code < 200 || $code >= 300) {
110 - wp_send_json_error(array('message' => sprintf(esc_html__('Upstream returned HTTP %d.', 'mxchat'), $code)));
111 - }
112 -
113 - $body = json_decode(wp_remote_retrieve_body($response), true);
114 - $count = 0;
115 - if (is_array($body)) {
116 - if (isset($body['data']) && is_array($body['data'])) {
117 - $count = count($body['data']);
118 - } elseif (isset($body['models']) && is_array($body['models'])) {
119 - $count = count($body['models']);
120 - }
121 - }
122 -
123 - wp_send_json_success(array(
124 - 'message' => sprintf(esc_html__('Connection OK — %d model(s) reported.', 'mxchat'), $count),
125 - 'count' => $count,
126 - ));
127 -}
128 -
129 46 // ========================================
130 47 // SETTINGS AJAX HANDLERS
131 48 // ========================================
132 49
@@ -177,15 +94,19 @@
177 94 //error_log('MXChat Save: Setting model to openrouter');
178 95 $options['model'] = 'openrouter';
179 96 } else {
180 97 //error_log('MXChat Save: Checking against whitelist');
181 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
182 - // includes/class-mxchat-model-catalog.php. A new chat model
183 - // added there is automatically accepted by autosave.
184 - if (!class_exists('MxChat_Model_Catalog')) {
185 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
186 - }
187 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
98 + $allowed_models = array(
99 + 'gemini-3-pro-preview', 'gemini-3-flash-preview', 'gemini-2.5-pro', 'gemini-2.5-flash', 'gemini-2.5-flash-lite',
100 + 'gemini-2.0-flash', 'gemini-2.0-flash-lite', 'gemini-1.5-pro', 'gemini-1.5-flash',
101 + 'grok-4-0709', 'grok-4-1-fast-reasoning', 'grok-4-1-fast-non-reasoning', 'grok-3-beta', 'grok-3-fast-beta', 'grok-3-mini-beta',
102 + 'grok-3-mini-fast-beta', 'grok-2',
103 + 'deepseek-chat',
104 + 'claude-opus-4-6', 'claude-opus-4-5',
105 + 'claude-sonnet-4-5-20250929', 'claude-opus-4-1-20250805', 'claude-haiku-4-5-20251001',
106 + 'claude-opus-4-20250514', 'claude-sonnet-4-20250514',
107 + 'gpt-5.2', 'gpt-5.1-chat-latest', 'gpt-5.1-2025-11-13', 'gpt-5', 'gpt-5-mini', 'gpt-5-nano',
108 + );
188 109
189 110 //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
190 111
191 112 if (in_array($value, $allowed_models)) {
@@ -261,14 +182,26 @@
261 182 if ($rag_limit < 3) $rag_limit = 3;
262 183 if ($rag_limit > 10) $rag_limit = 10;
263 184 $options[$field_name] = $rag_limit;
264 185 break;
265 - case 'rag_chunks_limit':
266 - // Validate and save - enforce min 8, max 20, default 15
267 - $chunks_limit = intval($value);
268 - if ($chunks_limit < 8) $chunks_limit = 8;
269 - if ($chunks_limit > 20) $chunks_limit = 20;
270 - $options[$field_name] = $chunks_limit;
186 + case 'user_message_bg_color':
187 + case 'user_message_font_color':
188 + case 'bot_message_bg_color':
189 + case 'bot_message_font_color':
190 + case 'top_bar_bg_color':
191 + case 'send_button_font_color':
192 + case 'chatbot_background_color':
193 + case 'icon_color':
194 + case 'chat_input_font_color':
195 + case 'live_agent_message_bg_color':
196 + case 'live_agent_message_font_color':
197 + case 'mode_indicator_bg_color':
198 + case 'mode_indicator_font_color':
199 + case 'toolbar_icon_color':
200 + case 'quick_questions_toggle_color':
201 + //error_log('MXChat Save: Processing color value: ' . $field_name);
202 + // Store color values directly
203 + $options[$field_name] = $value;
271 204 break;
272 205 case 'live_agent_status':
273 206 //error_log('MXChat Save: Processing live_agent_status');
274 207 // Set the new value
@@ -302,12 +235,8 @@
302 235 // Validate script loading strategy value
303 236 $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
304 237 $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
305 238 break;
306 - case 'auto_retry_on_transient_error':
307 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
308 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
309 - break;
310 239 default:
311 240 // Handle transcripts options
312 241 if (strpos($name, 'mxchat_transcripts_options') !== false) {
313 242 // Extract field name from mxchat_transcripts_options[field_name]
@@ -375,48 +304,8 @@
375 304 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
376 305 return;
377 306 }
378 307 }
379 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
380 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
381 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
382 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
383 - if (isset($matches[1])) {
384 - $setting_key = $matches[1];
385 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
386 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
387 - }
388 - if ($setting_key === 'limit') {
389 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
390 - if ($value === '__custom__') {
391 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
392 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
393 - $options['rate_limits_global']['limit'] = $custom;
394 - }
395 - // else leave existing limit untouched until the custom value arrives
396 - } else {
397 - $options['rate_limits_global']['limit'] = $value;
398 - }
399 - } elseif ($setting_key === 'limit_custom') {
400 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
401 - $options['rate_limits_global']['limit_custom'] = $clean;
402 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
403 - // The custom number input is only editable when the dropdown is on
404 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
405 - // sends one field per change event, so a limit_custom change only fires
406 - // in custom mode — there is no preset to clobber. The old guard required
407 - // limit to already be non-preset, which it isn't on a first-time custom
408 - // entry (the limit=__custom__ event arrives before limit_custom is set),
409 - // so the value never landed in limit on the first save and reverted on refresh.
410 - if ($clean !== '' && (int) $clean >= 1) {
411 - $options['rate_limits_global']['limit'] = $clean;
412 - }
413 - } elseif ($setting_key === 'timeframe') {
414 - $allowed_tf = array('hourly','daily','weekly','monthly');
415 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
416 - }
417 - }
418 - }
419 308 // First check for rate limits settings
420 309 else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
421 310 //error_log('MXChat Save: Detected rate_limits field: ' . $name);
422 311
@@ -425,9 +314,9 @@
425 314 //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
426 315
427 316 if (isset($matches[1]) && isset($matches[2])) {
428 317 $role_id = $matches[1];
429 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
318 + $setting_key = $matches[2]; // limit, timeframe, or message
430 319
431 320 //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
432 321
433 322 // Initialize rate_limits if it doesn't exist
@@ -445,32 +334,10 @@
445 334 'message' => 'Rate limit exceeded. Please try again later.'
446 335 ];
447 336 }
448 337
449 - if ($setting_key === 'limit') {
450 - if ($value === '__custom__') {
451 - // Pull the integer from limit_custom that may have arrived (or will arrive).
452 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
453 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
454 - $options['rate_limits'][$role_id]['limit'] = $custom;
455 - }
456 - } else {
457 - $options['rate_limits'][$role_id]['limit'] = $value;
458 - }
459 - } elseif ($setting_key === 'limit_custom') {
460 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
461 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
462 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
463 - // as the global branch above (plan-74eb86). The per-role custom input is
464 - // only editable in custom mode and autosave is one-field-per-change, so
465 - // this never clobbers a preset; it fixes the first-time-save revert.
466 - if ($clean !== '' && (int) $clean >= 1) {
467 - $options['rate_limits'][$role_id]['limit'] = $clean;
468 - }
469 - } else {
470 - // Update the specific setting (timeframe, message)
471 - $options['rate_limits'][$role_id][$setting_key] = $value;
472 - }
338 + // Update the specific setting
339 + $options['rate_limits'][$role_id][$setting_key] = $value;
473 340 //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
474 341 } else {
475 342 //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
476 343 }
@@ -508,12 +375,9 @@
508 375 'contextual_awareness_toggle',
509 376 'citation_links_toggle',
510 377 'enable_email_block',
511 378 'enable_name_field',
512 - 'custom_provider_for_embeddings',
513 - 'custom_provider_for_images',
514 - 'print_button_enabled',
515 - 'reset_chat_enabled'
379 + 'show_frontend_debugger'
516 380 ])) {
517 381 //error_log('MXChat Save: Processing toggle: ' . $field_name);
518 382 $options[$field_name] = ($value === 'on') ? 'on' : 'off';
519 383 } else {
@@ -528,20 +392,8 @@
528 392 $updated = update_option('mxchat_options', $options);
529 393 //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
530 394 //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
531 395
532 - // Log the save action if debug mode is enabled
533 - if ( class_exists( 'MxChat_Admin' ) ) {
534 - MxChat_Admin::mxchat_log_debug(
535 - 'settings_save',
536 - sprintf( 'Field saved: %s', $field_name ),
537 - array(
538 - 'field' => $field_name,
539 - 'updated' => $updated,
540 - )
541 - );
542 - }
543 -
544 396 // Always return success even if WordPress says nothing changed
545 397 // (which happens when the value is the same as before)
546 398 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
547 399 }
@@ -1275,209 +1127,8 @@
1275 1127 'voyage' => !empty($options['voyage_api_key'])
1276 1128 );
1277 1129
1278 1130 wp_send_json_success($api_key_status);
1279 - }
1280 -
1281 - // ========================================
1282 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1283 - // ========================================
1284 -
1285 - /**
1286 - * Toggle debug mode on/off
1287 - */
1288 - public function mxchat_toggle_debug_mode_callback() {
1289 - // Verify nonce
1290 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1291 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1292 - }
1293 -
1294 - // Check permissions
1295 - if ( ! current_user_can( 'manage_options' ) ) {
1296 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1297 - }
1298 -
1299 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1300 -
1301 - $options = get_option( 'mxchat_options', array() );
1302 -
1303 - if ( $enabled ) {
1304 - $options['debug_mode'] = 'on';
1305 - update_option( 'mxchat_options', $options );
1306 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1307 - } else {
1308 - // Log before disabling
1309 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1310 - $options['debug_mode'] = 'off';
1311 - update_option( 'mxchat_options', $options );
1312 - }
1313 -
1314 - wp_send_json_success( array(
1315 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1316 - 'enabled' => $enabled,
1317 - ) );
1318 - }
1319 -
1320 - /**
1321 - * Get the debug log entries
1322 - */
1323 - public function mxchat_get_debug_log_callback() {
1324 - // Verify nonce
1325 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1326 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1327 - }
1328 -
1329 - // Check permissions
1330 - if ( ! current_user_can( 'manage_options' ) ) {
1331 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1332 - }
1333 -
1334 - $log = MxChat_Admin::mxchat_get_debug_log();
1335 -
1336 - wp_send_json_success( array(
1337 - 'log' => $log,
1338 - 'count' => count( $log ),
1339 - ) );
1340 - }
1341 -
1342 - /**
1343 - * Clear the debug log
1344 - */
1345 - public function mxchat_clear_debug_log_callback() {
1346 - // Verify nonce
1347 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1348 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1349 - }
1350 -
1351 - // Check permissions
1352 - if ( ! current_user_can( 'manage_options' ) ) {
1353 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1354 - }
1355 -
1356 - MxChat_Admin::mxchat_clear_debug_log();
1357 -
1358 - // Log that the log was cleared (this will be the first entry in the new log)
1359 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1360 -
1361 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1362 - }
1363 -
1364 - /**
1365 - * Export settings as JSON
1366 - */
1367 - public function mxchat_export_settings_callback() {
1368 - // Verify nonce
1369 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1370 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1371 - }
1372 -
1373 - // Check permissions
1374 - if ( ! current_user_can( 'manage_options' ) ) {
1375 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1376 - }
1377 -
1378 - $export = MxChat_Admin::mxchat_export_settings();
1379 -
1380 - // Log the export
1381 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1382 -
1383 - wp_send_json_success( array(
1384 - 'settings' => $export,
1385 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1386 - ) );
1387 - }
1388 -
1389 - /**
1390 - * Reset all settings to defaults
1391 - */
1392 - public function mxchat_reset_all_settings_callback() {
1393 - // Verify nonce
1394 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1395 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1396 - }
1397 -
1398 - // Check permissions
1399 - if ( ! current_user_can( 'manage_options' ) ) {
1400 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1401 - }
1402 -
1403 - // Require confirmation code
1404 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1405 -
1406 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1407 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1408 - }
1409 -
1410 - // Perform the reset
1411 - MxChat_Admin::mxchat_reset_all_settings();
1412 -
1413 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1414 - }
1415 -
1416 - /**
1417 - * Reset the global rate-limit usage counter to zero on demand.
1418 - *
1419 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1420 - * increments per message, then returns a freshly-formatted readout string
1421 - * so the settings page can update without a reload. Does NOT change any
1422 - * enforcement config — purely clears the running counter.
1423 - */
1424 - public function mxchat_reset_global_rate_limit_callback() {
1425 - // Verify nonce
1426 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1427 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1428 - }
1429 -
1430 - // Check permissions
1431 - if ( ! current_user_can( 'manage_options' ) ) {
1432 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1433 - }
1434 -
1435 - // Resolve the per-bot counter key the same way the integrator does.
1436 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1437 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1438 - if ( $safe_bot === '' ) {
1439 - $safe_bot = 'default';
1440 - }
1441 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1442 -
1443 - $now = time();
1444 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1445 -
1446 - // Recompute the display string so the front-end can update in place.
1447 - $all_options = get_option( 'mxchat_options', array() );
1448 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1449 - ? $all_options['rate_limits_global']
1450 - : array();
1451 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1452 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1453 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1454 - $limit_raw = (string) $global_cfg['limit_custom'];
1455 - }
1456 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1457 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1458 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1459 - $reset_at = $now + $window;
1460 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1461 -
1462 - $text = sprintf(
1463 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1464 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1465 - number_format_i18n( 0 ),
1466 - number_format_i18n( $limit_int ),
1467 - number_format_i18n( $limit_int ),
1468 - human_time_diff( $now, $reset_at )
1469 - );
1470 -
1471 - wp_send_json_success( array(
1472 - 'count' => 0,
1473 - 'limit' => $limit_int,
1474 - 'left' => $limit_int,
1475 - 'reset_at' => $reset_at,
1476 - 'pct' => 0,
1477 - 'text' => $text,
1478 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1479 - ) );
1480 1131 }
1481 1132
1482 1133 }
1483 1134