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MxChat – AI Chatbot & Content Generation for WordPress / 2.3.8
MxChat – AI Chatbot & Content Generation for WordPress v2.3.8
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← All changes | admin/class-ajax-handler.php +44 -868 3.2.112.3.8 View file →
@@ -29,9 +29,9 @@
29 29 add_action('wp_ajax_mxchat_save_setting', array($this, 'mxchat_save_setting_callback'));
30 30 add_action('wp_ajax_mxchat_save_prompts_setting', array($this, 'mxchat_save_prompts_setting_callback'));
31 31 add_action('wp_ajax_migrate_pinecone_settings', array($this, 'ajax_migrate_pinecone_settings'));
32 32
33 - // License AJAX
33 + // License AJAX - FIXED TO MATCH JAVASCRIPT
34 34 add_action('wp_ajax_mxchat_handle_activate_license', array($this, 'mxchat_handle_activate_license'));
35 35 add_action('wp_ajax_mxchat_check_license_status', array($this, 'mxchat_check_license_status'));
36 36 add_action('wp_ajax_mxchat_deactivate_license', array($this, 'mxchat_deactivate_license'));
37 37
@@ -37,213 +37,10 @@
37 37
38 38 // Actions & Intents AJAX
39 39 add_action('wp_ajax_mxchat_toggle_action', array($this, 'mxchat_toggle_action'));
40 40 add_action('wp_ajax_mxchat_update_intent_threshold', array($this, 'mxchat_update_intent_threshold'));
41 -
42 - add_action('wp_ajax_mxchat_save_selected_bot', array($this, 'mxchat_save_selected_bot'));
43 - add_action('wp_ajax_mxchat_check_api_keys', array($this, 'mxchat_check_api_keys'));
44 -
45 - // Debug & Optimization AJAX
46 - add_action('wp_ajax_mxchat_toggle_debug_mode', array($this, 'mxchat_toggle_debug_mode_callback'));
47 - add_action('wp_ajax_mxchat_get_debug_log', array($this, 'mxchat_get_debug_log_callback'));
48 - add_action('wp_ajax_mxchat_clear_debug_log', array($this, 'mxchat_clear_debug_log_callback'));
49 - add_action('wp_ajax_mxchat_export_settings', array($this, 'mxchat_export_settings_callback'));
50 - add_action('wp_ajax_mxchat_reset_all_settings', array($this, 'mxchat_reset_all_settings_callback'));
51 -
52 - // Global rate-limit usage counter reset (admin-only, nonce-guarded)
53 - add_action('wp_ajax_mxchat_reset_global_rate_limit', array($this, 'mxchat_reset_global_rate_limit_callback'));
54 -
55 - // Custom (OpenAI-compatible) Provider connection test
56 - add_action('wp_ajax_mxchat_test_custom_provider', array($this, 'mxchat_test_custom_provider_callback'));
57 -
58 - // Built-in provider key validation — cheap per-provider auth check (plan-mxchat-20260623-c41f74)
59 - add_action('wp_ajax_mxchat_test_provider_key', array($this, 'mxchat_test_provider_key_callback'));
60 41 }
61 42
62 -/**
63 - * Test connection to a Custom (OpenAI-compatible) provider by hitting its /models endpoint
64 - * with whichever auth scheme the user configured. Reports model count or a clean error.
65 - */
66 -public function mxchat_test_custom_provider_callback() {
67 - check_ajax_referer('mxchat_test_custom_provider');
68 - if (!current_user_can('manage_options')) {
69 - wp_send_json_error(array('message' => esc_html__('Unauthorized', 'mxchat')));
70 - }
71 -
72 - $options = get_option('mxchat_options', array());
73 - $base_url = isset($options['custom_provider_base_url']) ? trim((string) $options['custom_provider_base_url']) : '';
74 - $api_key = isset($options['custom_provider_api_key']) ? trim((string) $options['custom_provider_api_key']) : '';
75 - $auth = isset($options['custom_provider_auth_scheme']) ? $options['custom_provider_auth_scheme'] : 'bearer';
76 - $api_version = isset($options['custom_provider_api_version']) ? trim((string) $options['custom_provider_api_version']) : '';
77 -
78 - if (empty($base_url)) {
79 - wp_send_json_error(array('message' => esc_html__('Base URL is empty. Save it first.', 'mxchat')));
80 - }
81 -
82 - $url = rtrim($base_url, '/') . '/models';
83 - if (!empty($api_version)) {
84 - $url = add_query_arg('api-version', $api_version, $url);
85 - }
86 -
87 - $headers = array('Content-Type' => 'application/json');
88 - if (!empty($api_key)) {
89 - if ($auth === 'api-key') {
90 - $headers['api-key'] = $api_key;
91 - } else {
92 - $headers['Authorization'] = 'Bearer ' . $api_key;
93 - }
94 - }
95 -
96 - $response = wp_remote_get($url, array(
97 - 'headers' => $headers,
98 - 'timeout' => 10,
99 - ));
100 -
101 - if (is_wp_error($response)) {
102 - wp_send_json_error(array('message' => sprintf(esc_html__('Network error: %s', 'mxchat'), esc_html($response->get_error_message()))));
103 - }
104 -
105 - $code = (int) wp_remote_retrieve_response_code($response);
106 - if ($code === 401 || $code === 403) {
107 - wp_send_json_error(array('message' => sprintf(esc_html__('Auth rejected (HTTP %d). Check API key and auth scheme.', 'mxchat'), $code)));
108 - }
109 - if ($code === 404) {
110 - wp_send_json_error(array('message' => esc_html__('Endpoint not found (HTTP 404). Check the Base URL.', 'mxchat')));
111 - }
112 - if ($code < 200 || $code >= 300) {
113 - wp_send_json_error(array('message' => sprintf(esc_html__('Upstream returned HTTP %d.', 'mxchat'), $code)));
114 - }
115 -
116 - $body = json_decode(wp_remote_retrieve_body($response), true);
117 - $count = 0;
118 - if (is_array($body)) {
119 - if (isset($body['data']) && is_array($body['data'])) {
120 - $count = count($body['data']);
121 - } elseif (isset($body['models']) && is_array($body['models'])) {
122 - $count = count($body['models']);
123 - }
124 - }
125 -
126 - wp_send_json_success(array(
127 - 'message' => sprintf(esc_html__('Connection OK — %d model(s) reported.', 'mxchat'), $count),
128 - 'count' => $count,
129 - ));
130 -}
131 -
132 -/**
133 - * Validate a BUILT-IN provider key with the lightest authenticated call per
134 - * provider (a /models or key-info GET — never a generation). Reads the posted
135 - * key value so the owner can test BEFORE saving; falls back to the saved option
136 - * when the field is empty. Mirrors mxchat_test_custom_provider_callback and the
137 - * add-on test buttons (cf5bd5 veo / 8d16f1 perplexity). The key is never logged.
138 - * plan-mxchat-20260623-c41f74.
139 - */
140 -public function mxchat_test_provider_key_callback() {
141 - check_ajax_referer('mxchat_test_provider_key');
142 - if (!current_user_can('manage_options')) {
143 - wp_send_json_error(array('message' => esc_html__('Unauthorized', 'mxchat')));
144 - }
145 -
146 - $provider = isset($_POST['provider']) ? sanitize_key(wp_unslash($_POST['provider'])) : '';
147 - $posted_key = isset($_POST['key']) ? trim((string) wp_unslash($_POST['key'])) : '';
148 -
149 - $option_map = array(
150 - 'openai' => 'api_key',
151 - 'xai' => 'xai_api_key',
152 - 'claude' => 'claude_api_key',
153 - 'deepseek' => 'deepseek_api_key',
154 - 'gemini' => 'gemini_api_key',
155 - 'openrouter' => 'openrouter_api_key',
156 - );
157 - if (!isset($option_map[$provider])) {
158 - wp_send_json_error(array('message' => esc_html__('Unknown provider.', 'mxchat')));
159 - }
160 -
161 - // Prefer the just-typed value (test-before-save); fall back to the saved key.
162 - $key = $posted_key;
163 - if ($key === '') {
164 - $options = get_option('mxchat_options', array());
165 - $key = isset($options[$option_map[$provider]]) ? trim((string) $options[$option_map[$provider]]) : '';
166 - }
167 - if ($key === '') {
168 - wp_send_json_error(array('message' => esc_html__('No API key entered or saved for this provider.', 'mxchat')));
169 - }
170 -
171 - // Lightest authenticated metadata call per provider — model-agnostic, no generation.
172 - $headers = array();
173 - switch ($provider) {
174 - case 'openai':
175 - $url = 'https://api.openai.com/v1/models';
176 - $headers = array('Authorization' => 'Bearer ' . $key);
177 - break;
178 - case 'xai':
179 - $url = 'https://api.x.ai/v1/models';
180 - $headers = array('Authorization' => 'Bearer ' . $key);
181 - break;
182 - case 'deepseek':
183 - $url = 'https://api.deepseek.com/models';
184 - $headers = array('Authorization' => 'Bearer ' . $key);
185 - break;
186 - case 'openrouter':
187 - // /auth/key validates the key itself (the public /models list does not).
188 - $url = 'https://openrouter.ai/api/v1/auth/key';
189 - $headers = array('Authorization' => 'Bearer ' . $key);
190 - break;
191 - case 'gemini':
192 - $url = add_query_arg(array('pageSize' => 1, 'key' => $key), 'https://generativelanguage.googleapis.com/v1beta/models');
193 - break;
194 - case 'claude':
195 - $url = 'https://api.anthropic.com/v1/models';
196 - $headers = array('x-api-key' => $key, 'anthropic-version' => '2023-06-01');
197 - break;
198 - default:
199 - wp_send_json_error(array('message' => esc_html__('Unknown provider.', 'mxchat')));
200 - }
201 -
202 - $response = wp_remote_get($url, array(
203 - 'headers' => $headers,
204 - 'timeout' => 10,
205 - ));
206 -
207 - if (is_wp_error($response)) {
208 - wp_send_json_error(array('message' => sprintf(esc_html__('Network error: %s', 'mxchat'), esc_html($response->get_error_message()))));
209 - }
210 -
211 - $code = (int) wp_remote_retrieve_response_code($response);
212 - if ($code >= 200 && $code < 300) {
213 - wp_send_json_success(array('message' => esc_html__('Key is valid.', 'mxchat')));
214 - }
215 -
216 - // Surface the provider's own error text when present (trimmed; key never echoed).
217 - $detail = '';
218 - $body = json_decode(wp_remote_retrieve_body($response), true);
219 - if (is_array($body)) {
220 - if (isset($body['error']['message'])) {
221 - $detail = $body['error']['message'];
222 - } elseif (isset($body['error']) && is_string($body['error'])) {
223 - $detail = $body['error'];
224 - } elseif (isset($body['message'])) {
225 - $detail = $body['message'];
226 - }
227 - }
228 - $detail = trim((string) $detail);
229 - if (strlen($detail) > 200) {
230 - $detail = substr($detail, 0, 200) . '…';
231 - }
232 -
233 - if ($code === 401 || $code === 403) {
234 - $msg = ($detail !== '')
235 - ? sprintf(esc_html__('Key rejected (HTTP %1$d): %2$s', 'mxchat'), $code, esc_html($detail))
236 - : sprintf(esc_html__('Key rejected (HTTP %d). Check the API key.', 'mxchat'), $code);
237 - wp_send_json_error(array('message' => $msg));
238 - }
239 -
240 - $msg = ($detail !== '')
241 - ? sprintf(esc_html__('Provider returned HTTP %1$d: %2$s', 'mxchat'), $code, esc_html($detail))
242 - : sprintf(esc_html__('Provider returned HTTP %d.', 'mxchat'), $code);
243 - wp_send_json_error(array('message' => $msg));
244 -}
245 -
246 43 // ========================================
247 44 // SETTINGS AJAX HANDLERS
248 45 // ========================================
249 46
@@ -257,10 +54,10 @@
257 54 wp_send_json_error(['message' => esc_html__('Unauthorized', 'mxchat')]);
258 55 }
259 56
260 57 $name = isset($_POST['name']) ? $_POST['name'] : '';
261 - // Remove WP's added slashes before saving (wp_unslash is the canonical form; plan-3f8158).
262 - $value = isset($_POST['value']) ? wp_unslash($_POST['value']) : '';
58 + // Strip slashes from the value before saving
59 + $value = isset($_POST['value']) ? stripslashes($_POST['value']) : '';
263 60
264 61 //error_log('MXChat Save: Processing field name: ' . $name);
265 62 //error_log('MXChat Save: Field value: ' . $value);
266 63
@@ -272,78 +69,15 @@
272 69 // Load the full options array
273 70 $options = get_option('mxchat_options', []);
274 71 //error_log('MXChat Save: Current options array: ' . print_r($options, true));
275 72
276 - // Extract field name from mxchat_options[field_name] format if present
277 - // But preserve the full name for special cases like rate_limits that need the full path
278 - $field_name = $name;
279 - if (preg_match('/^mxchat_options\[([^\[\]]+)\]$/', $name, $matches)) {
280 - $field_name = $matches[1];
281 - }
282 -
283 73 // Handle special cases
284 - switch ($field_name) {
285 - case 'model':
286 - //error_log('MXChat Save: Processing model selection');
287 - //error_log('MXChat Save: Model value received: ' . $value);
288 - //error_log('MXChat Save: Value type: ' . gettype($value));
289 - //error_log('MXChat Save: Value length: ' . strlen($value));
290 - //error_log('MXChat Save: Value === "openrouter": ' . ($value === 'openrouter' ? 'YES' : 'NO'));
291 -
292 - // Allow 'openrouter' or validate against whitelist
293 - if ($value === 'openrouter') {
294 - //error_log('MXChat Save: Setting model to openrouter');
295 - $options['model'] = 'openrouter';
296 - } else {
297 - //error_log('MXChat Save: Checking against whitelist');
298 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
299 - // includes/class-mxchat-model-catalog.php. A new chat model
300 - // added there is automatically accepted by autosave.
301 - if (!class_exists('MxChat_Model_Catalog')) {
302 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
303 - }
304 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
305 -
306 - //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
307 -
308 - if (in_array($value, $allowed_models)) {
309 - //error_log('MXChat Save: Model is in whitelist, saving');
310 - $options['model'] = sanitize_text_field($value);
311 - } else {
312 - //error_log('MXChat Save: Invalid model rejected: ' . $value);
313 - //error_log('MXChat Save: Allowed models: ' . print_r($allowed_models, true));
314 - wp_send_json_error(['message' => esc_html__('Invalid model selected', 'mxchat')]);
315 - return;
316 - }
317 - }
318 - break;
319 -
320 - case 'openrouter_selected_model':
321 - //error_log('MXChat Save: Processing OpenRouter model: ' . $value);
322 - $options['openrouter_selected_model'] = sanitize_text_field($value);
323 - // Force immediate save for new keys
324 - //error_log('MXChat Save: OpenRouter model saved immediately');
325 - break;
326 -
327 - case 'openrouter_selected_model_name':
328 - //error_log('MXChat Save: Processing OpenRouter model name: ' . $value);
329 - $options['openrouter_selected_model_name'] = sanitize_text_field($value);
330 - // Force immediate save for new keys
331 - //error_log('MXChat Save: OpenRouter model name saved immediately');
332 - break;
333 -
334 - case 'openrouter_api_key':
335 - //error_log('MXChat Save: Processing OpenRouter API key');
336 - $options['openrouter_api_key'] = sanitize_text_field($value);
337 - break;
338 -
339 - // REMOVED DUPLICATE case 'openrouter_selected_model_name' HERE!
340 -
74 + switch ($name) {
341 75 case 'additional_popular_questions':
342 76 //error_log('MXChat Save: Processing additional_popular_questions');
343 77 $questions = json_decode($value, true); // No need for stripslashes here
344 78 if (is_array($questions)) {
345 - $options[$field_name] = $questions;
79 + $options[$name] = $questions;
346 80 // Also update old option for backwards compatibility
347 81 update_option('additional_popular_questions', $questions);
348 82 //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
349 83 } else {
@@ -352,197 +86,55 @@
352 86 break;
353 87 case 'email_blocker_header_content':
354 88 //error_log('MXChat Save: Processing email_blocker_header_content');
355 89 // Allow HTML content but sanitize it safely
356 - $options[$field_name] = wp_kses_post($value);
90 + $options[$name] = wp_kses_post($value);
357 91 break;
358 - case 'intro_message':
359 - // Stored-XSS hardening (Wordfence CWE-79, plan-3f8158): sanitize on save as
360 - // defense in depth. wp_kses_post mirrors mxchat_sanitize() (the options.php
361 - // save path) so both save routes treat intro_message identically and strip
362 - // <script>/</textarea> breakout while keeping basic formatting + {visitor_name}.
363 - $options[$field_name] = wp_kses_post($value);
364 - break;
365 92 case 'email_blocker_button_text':
366 93 //error_log('MXChat Save: Processing email_blocker_button_text');
367 - $options[$field_name] = sanitize_text_field($value);
94 + $options[$name] = sanitize_text_field($value);
368 95 break;
369 96 case 'name_field_placeholder':
370 97 //error_log('MXChat Save: Processing name_field_placeholder');
371 - $options[$field_name] = sanitize_text_field($value);
98 + $options[$name] = sanitize_text_field($value);
372 99 break;
373 100 case 'similarity_threshold':
374 101 //error_log('MXChat Save: Processing similarity_threshold');
375 - // Validate and save - enforce min 20, max 85
376 - $threshold = intval($value);
377 - if ($threshold < 20) $threshold = 20;
378 - if ($threshold > 85) $threshold = 85;
379 - $options[$field_name] = $threshold;
102 + // Save to the options array
103 + $options[$name] = $value;
380 104 break;
381 - case 'rag_sources_limit':
382 - //error_log('MXChat Save: Processing rag_sources_limit');
383 - // Validate and save - enforce min 3, max 10, default 6
384 - $rag_limit = intval($value);
385 - if ($rag_limit < 3) $rag_limit = 3;
386 - if ($rag_limit > 10) $rag_limit = 10;
387 - $options[$field_name] = $rag_limit;
105 + case 'user_message_bg_color':
106 + case 'user_message_font_color':
107 + case 'bot_message_bg_color':
108 + case 'bot_message_font_color':
109 + case 'top_bar_bg_color':
110 + case 'send_button_font_color':
111 + case 'chatbot_background_color':
112 + case 'icon_color':
113 + case 'chat_input_font_color':
114 + case 'live_agent_message_bg_color':
115 + case 'live_agent_message_font_color':
116 + case 'mode_indicator_bg_color':
117 + case 'mode_indicator_font_color':
118 + case 'toolbar_icon_color':
119 + case 'quick_questions_toggle_color':
120 + //error_log('MXChat Save: Processing color value: ' . $name);
121 + // Store color values directly
122 + $options[$name] = $value;
388 123 break;
389 - case 'rag_chunks_limit':
390 - // Validate and save - enforce min 8, max 20, default 15
391 - $chunks_limit = intval($value);
392 - if ($chunks_limit < 8) $chunks_limit = 8;
393 - if ($chunks_limit > 20) $chunks_limit = 20;
394 - $options[$field_name] = $chunks_limit;
395 - break;
396 124 case 'live_agent_status':
397 125 //error_log('MXChat Save: Processing live_agent_status');
398 126 // Set the new value
399 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
127 + $options[$name] = ($value === 'on') ? 'on' : 'off';
400 128 break;
401 - case 'enable_web_search':
402 - //error_log('MXChat Save: Processing enable_web_search');
403 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
404 - break;
405 129 case 'enable_woocommerce_integration':
406 130 //error_log('MXChat Save: Processing enable_woocommerce_integration');
407 131 // Handle values that used to be 1/0
408 - $options[$field_name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
132 + $options[$name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
409 133 break;
410 - case 'post_type_visibility_mode':
411 - // Validate mode value
412 - $allowed_modes = array('all', 'include', 'exclude');
413 - $options[$field_name] = in_array($value, $allowed_modes) ? $value : 'all';
414 - break;
415 - case 'post_type_visibility_list':
416 - // Handle JSON array of post types
417 - $post_types = json_decode($value, true);
418 - if (is_array($post_types)) {
419 - // Sanitize each post type slug
420 - $options[$field_name] = array_map('sanitize_key', $post_types);
421 - } else {
422 - $options[$field_name] = array();
423 - }
424 - break;
425 - case 'script_loading_strategy':
426 - // Validate script loading strategy value
427 - $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
428 - $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
429 - break;
430 - case 'auto_retry_on_transient_error':
431 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
432 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
433 - break;
434 134 default:
435 - // Handle transcripts options
436 - if (strpos($name, 'mxchat_transcripts_options') !== false) {
437 - // Extract field name from mxchat_transcripts_options[field_name]
438 - if (preg_match('/mxchat_transcripts_options\[([^\]]+)\]/', $name, $matches)) {
439 - $field_name = $matches[1];
440 -
441 - // Get current transcripts options
442 - $transcripts_options = get_option('mxchat_transcripts_options', array());
443 -
444 - // Ensure it's an array
445 - if (!is_array($transcripts_options)) {
446 - $transcripts_options = array();
447 - }
448 -
449 - // Handle checkbox values (convert 'on'/'off' to 1/0)
450 - if ($value === 'on' || $value === '1') {
451 - $transcripts_options[$field_name] = 1;
452 - } else if ($value === 'off' || $value === '0' || $value === '') {
453 - $transcripts_options[$field_name] = 0;
454 - } else {
455 - // For text/select fields, sanitize appropriately
456 - if ($field_name === 'mxchat_notification_email') {
457 - $transcripts_options[$field_name] = sanitize_email($value);
458 - } else {
459 - $transcripts_options[$field_name] = sanitize_text_field($value);
460 - }
461 - }
462 -
463 - // Use direct database update to bypass any filters
464 - global $wpdb;
465 -
466 - // Serialize the options array
467 - $serialized = maybe_serialize($transcripts_options);
468 -
469 - // Check if the option already exists in the database
470 - $existing = $wpdb->get_var("SELECT option_id FROM {$wpdb->options} WHERE option_name = 'mxchat_transcripts_options'");
471 -
472 - if ($existing) {
473 - // Option exists, do an update
474 - $result = $wpdb->update(
475 - $wpdb->options,
476 - array('option_value' => $serialized),
477 - array('option_name' => 'mxchat_transcripts_options'),
478 - array('%s'),
479 - array('%s')
480 - );
481 - } else {
482 - // Option doesn't exist (new install), do an insert
483 - $result = $wpdb->insert(
484 - $wpdb->options,
485 - array(
486 - 'option_name' => 'mxchat_transcripts_options',
487 - 'option_value' => $serialized,
488 - 'autoload' => 'yes'
489 - ),
490 - array('%s', '%s', '%s')
491 - );
492 - }
493 -
494 - // Clear all caches after direct DB update
495 - wp_cache_delete('mxchat_transcripts_options', 'options');
496 - wp_cache_delete('alloptions', 'options');
497 - wp_cache_flush();
498 -
499 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
500 - return;
501 - }
502 - }
503 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
504 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
505 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
506 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
507 - if (isset($matches[1])) {
508 - $setting_key = $matches[1];
509 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
510 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
511 - }
512 - if ($setting_key === 'limit') {
513 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
514 - if ($value === '__custom__') {
515 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
516 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
517 - $options['rate_limits_global']['limit'] = $custom;
518 - }
519 - // else leave existing limit untouched until the custom value arrives
520 - } else {
521 - $options['rate_limits_global']['limit'] = $value;
522 - }
523 - } elseif ($setting_key === 'limit_custom') {
524 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
525 - $options['rate_limits_global']['limit_custom'] = $clean;
526 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
527 - // The custom number input is only editable when the dropdown is on
528 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
529 - // sends one field per change event, so a limit_custom change only fires
530 - // in custom mode — there is no preset to clobber. The old guard required
531 - // limit to already be non-preset, which it isn't on a first-time custom
532 - // entry (the limit=__custom__ event arrives before limit_custom is set),
533 - // so the value never landed in limit on the first save and reverted on refresh.
534 - if ($clean !== '' && (int) $clean >= 1) {
535 - $options['rate_limits_global']['limit'] = $clean;
536 - }
537 - } elseif ($setting_key === 'timeframe') {
538 - $allowed_tf = array('hourly','daily','weekly','monthly');
539 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
540 - }
541 - }
542 - }
543 135 // First check for rate limits settings
544 - else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
136 + if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
545 137 //error_log('MXChat Save: Detected rate_limits field: ' . $name);
546 138
547 139 // Extract role ID and setting from the name
548 140 preg_match('/\[rate_limits\]\[(.*?)\]\[(.*?)\]/', $name, $matches);
@@ -549,9 +141,9 @@
549 141 //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
550 142
551 143 if (isset($matches[1]) && isset($matches[2])) {
552 144 $role_id = $matches[1];
553 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
145 + $setting_key = $matches[2]; // limit, timeframe, or message
554 146
555 147 //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
556 148
557 149 // Initialize rate_limits if it doesn't exist
@@ -569,32 +161,10 @@
569 161 'message' => 'Rate limit exceeded. Please try again later.'
570 162 ];
571 163 }
572 164
573 - if ($setting_key === 'limit') {
574 - if ($value === '__custom__') {
575 - // Pull the integer from limit_custom that may have arrived (or will arrive).
576 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
577 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
578 - $options['rate_limits'][$role_id]['limit'] = $custom;
579 - }
580 - } else {
581 - $options['rate_limits'][$role_id]['limit'] = $value;
582 - }
583 - } elseif ($setting_key === 'limit_custom') {
584 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
585 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
586 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
587 - // as the global branch above (plan-74eb86). The per-role custom input is
588 - // only editable in custom mode and autosave is one-field-per-change, so
589 - // this never clobbers a preset; it fixes the first-time-save revert.
590 - if ($clean !== '' && (int) $clean >= 1) {
591 - $options['rate_limits'][$role_id]['limit'] = $clean;
592 - }
593 - } else {
594 - // Update the specific setting (timeframe, message)
595 - $options['rate_limits'][$role_id][$setting_key] = $value;
596 - }
165 + // Update the specific setting
166 + $options['rate_limits'][$role_id][$setting_key] = $value;
597 167 //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
598 168 } else {
599 169 //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
600 170 }
@@ -619,10 +189,10 @@
619 189 } else {
620 190 //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
621 191 }
622 192 }
623 - // Handle toggles - check both extracted field_name and original name for toggle detection
624 - else if (strpos($field_name, 'toggle') !== false || in_array($field_name, [
193 + // Handle toggles
194 + else if (strpos($name, 'toggle') !== false || in_array($name, [
625 195 'chat_persistence_toggle',
626 196 'privacy_toggle',
627 197 'complianz_toggle',
628 198 'chat_toolbar_toggle',
@@ -629,22 +199,17 @@
629 199 'show_pdf_upload_button',
630 200 'show_word_upload_button',
631 201 'enable_streaming_toggle',
632 202 'contextual_awareness_toggle',
633 - 'citation_links_toggle',
634 203 'enable_email_block',
635 - 'enable_name_field',
636 - 'custom_provider_for_embeddings',
637 - 'custom_provider_for_images',
638 - 'print_button_enabled',
639 - 'reset_chat_enabled'
204 + 'enable_name_field'
640 205 ])) {
641 - //error_log('MXChat Save: Processing toggle: ' . $field_name);
642 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
206 + //error_log('MXChat Save: Processing toggle: ' . $name);
207 + $options[$name] = ($value === 'on') ? 'on' : 'off';
643 208 } else {
644 - //error_log('MXChat Save: Processing standard field: ' . $field_name);
645 - // Store all other values directly using the extracted field name
646 - $options[$field_name] = $value;
209 + //error_log('MXChat Save: Processing standard field: ' . $name);
210 + // Store all other values directly
211 + $options[$name] = $value;
647 212 }
648 213 break;
649 214 }
650 215
@@ -652,55 +217,13 @@
652 217 $updated = update_option('mxchat_options', $options);
653 218 //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
654 219 //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
655 220
656 - // Log the save action if debug mode is enabled
657 - if ( class_exists( 'MxChat_Admin' ) ) {
658 - MxChat_Admin::mxchat_log_debug(
659 - 'settings_save',
660 - sprintf( 'Field saved: %s', $field_name ),
661 - array(
662 - 'field' => $field_name,
663 - 'updated' => $updated,
664 - )
665 - );
666 - }
667 -
668 221 // Always return success even if WordPress says nothing changed
669 222 // (which happens when the value is the same as before)
670 223 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
671 224 }
672 225
673 -/**
674 - * Save the selected bot for knowledge base operations
675 - */
676 -public function mxchat_save_selected_bot() {
677 - // Check nonce
678 - if (!wp_verify_nonce($_POST['nonce'] ?? '', 'mxchat_save_setting_nonce')) {
679 - wp_send_json_error('Invalid nonce');
680 - }
681 -
682 - // Check permissions
683 - if (!current_user_can('manage_options')) {
684 - wp_send_json_error('Unauthorized');
685 - }
686 -
687 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
688 -
689 - // Save as user meta for the current user
690 - $user_id = get_current_user_id();
691 - update_user_meta($user_id, 'mxchat_selected_knowledge_bot', $bot_id);
692 -
693 - // Also save as an option for site-wide default
694 - update_option('mxchat_current_knowledge_bot', $bot_id);
695 -
696 - // No cache clearing needed since we removed caching
697 -
698 - wp_send_json_success(array(
699 - 'message' => 'Bot selection saved',
700 - 'bot_id' => $bot_id
701 - ));
702 -}
703 226
704 227 /**
705 228 * Handles AJAX request for saving chat settings
706 229 */
@@ -869,123 +392,8 @@
869 392 wp_send_json_error(['message' => esc_html__('No changes detected', 'mxchat')]);
870 393 }
871 394 }
872 395
873 - // Handle chunking settings - use direct DB access to bypass WordPress filters
874 - if (strpos($name, 'mxchat_chunk') === 0 || $name === 'mxchat_chunking_enabled') {
875 - global $wpdb;
876 -
877 - // Get current options directly from database
878 - $current_options_raw = $wpdb->get_var(
879 - $wpdb->prepare(
880 - "SELECT option_value FROM {$wpdb->options} WHERE option_name = %s",
881 - 'mxchat_options'
882 - )
883 - );
884 -
885 - $options = $current_options_raw !== null ? maybe_unserialize($current_options_raw) : array();
886 - if (!is_array($options)) {
887 - $options = array();
888 - }
889 -
890 - // Update the specific chunking field
891 - if ($name === 'mxchat_chunking_enabled') {
892 - $options['chunking_enabled'] = in_array($value, array('on', '1', 'true', true), true);
893 - } elseif ($name === 'mxchat_chunk_size') {
894 - $options['chunk_size'] = max(1000, min(10000, intval($value)));
895 - }
896 -
897 - // Save directly to database
898 - $serialized_options = maybe_serialize($options);
899 -
900 - $option_exists = $wpdb->get_var(
901 - $wpdb->prepare(
902 - "SELECT COUNT(*) FROM {$wpdb->options} WHERE option_name = %s",
903 - 'mxchat_options'
904 - )
905 - );
906 -
907 - if ($option_exists > 0) {
908 - $save_result = $wpdb->update(
909 - $wpdb->options,
910 - array('option_value' => $serialized_options),
911 - array('option_name' => 'mxchat_options'),
912 - array('%s'),
913 - array('%s')
914 - );
915 - } else {
916 - $save_result = $wpdb->insert(
917 - $wpdb->options,
918 - array(
919 - 'option_name' => 'mxchat_options',
920 - 'option_value' => $serialized_options,
921 - 'autoload' => 'yes'
922 - ),
923 - array('%s', '%s', '%s')
924 - );
925 - }
926 -
927 - // Clear object cache for this option
928 - wp_cache_delete('mxchat_options', 'options');
929 -
930 - if ($save_result !== false) {
931 - wp_send_json_success(['message' => esc_html__('Chunking setting saved', 'mxchat')]);
932 - } else {
933 - wp_send_json_error(['message' => esc_html__('Failed to save chunking setting', 'mxchat')]);
934 - }
935 - return;
936 - }
937 -
938 - // Handle ACF field exclusion toggles
939 - if (strpos($name, 'mxchat_acf_field_') === 0) {
940 - // Extract field name from the input name (e.g., mxchat_acf_field_private_notes -> private_notes)
941 - $field_name = str_replace('mxchat_acf_field_', '', $name);
942 - $is_enabled = ($value === 'on' || $value === '1');
943 -
944 - // Get current excluded fields
945 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
946 - if (!is_array($excluded_fields)) {
947 - $excluded_fields = array();
948 - }
949 -
950 - if ($is_enabled) {
951 - // Remove from exclusion list (field should be included)
952 - $excluded_fields = array_values(array_diff($excluded_fields, array($field_name)));
953 - } else {
954 - // Add to exclusion list (field should be excluded)
955 - if (!in_array($field_name, $excluded_fields)) {
956 - $excluded_fields[] = $field_name;
957 - }
958 - }
959 -
960 - $updated = update_option('mxchat_acf_excluded_fields', $excluded_fields);
961 -
962 - if ($updated || true) { // Always report success since the state may already be correct
963 - wp_send_json_success([
964 - 'message' => $is_enabled
965 - ? sprintf(esc_html__('Field "%s" will be included in imports', 'mxchat'), $field_name)
966 - : sprintf(esc_html__('Field "%s" will be excluded from imports', 'mxchat'), $field_name)
967 - ]);
968 - } else {
969 - wp_send_json_error(['message' => esc_html__('Failed to save ACF field setting', 'mxchat')]);
970 - }
971 - return;
972 - }
973 -
974 - // Handle custom post meta whitelist
975 - if ($name === 'mxchat_custom_meta_whitelist') {
976 - $updated = update_option('mxchat_custom_meta_whitelist', sanitize_textarea_field($value));
977 -
978 - if ($updated || true) { // Always report success since the state may already be correct
979 - wp_send_json_success([
980 - 'message' => esc_html__('Custom meta whitelist saved', 'mxchat')
981 - ]);
982 - } else {
983 - wp_send_json_error(['message' => esc_html__('Failed to save custom meta whitelist', 'mxchat')]);
984 - }
985 - return;
986 - }
987 -
988 396 // Handle other prompts options
989 397 $options = get_option('mxchat_prompts_options', []);
990 398 $options[$name] = $value;
991 399 $updated = update_option('mxchat_prompts_options', $options);
@@ -1055,9 +463,9 @@
1055 463 // LICENSE AJAX HANDLERS
1056 464 // ========================================
1057 465
1058 466 /**
1059 - * Validates and activates chat license via AJAX
467 + * Validates and activates chat license via AJAX - FIXED VERSION
1060 468 */
1061 469 public function mxchat_handle_activate_license() {
1062 470 // Check nonce
1063 471 if (!check_ajax_referer('mxchat_activate_license_nonce', 'security', false)) {
@@ -1163,9 +571,9 @@
1163 571 /**
1164 572 * Validates license via AJAX with email and key
1165 573 */
1166 574 public function mxchat_check_license_status() {
1167 - // Verify nonce
575 + // Verify nonce - FIXED: Use the correct nonce string
1168 576 if (!check_ajax_referer('mxchat_activate_license_nonce', 'security', false)) {
1169 577 wp_send_json_error('Security check failed');
1170 578 return;
1171 579 }
@@ -1369,240 +777,8 @@
1369 777 */
1370 778 private function mxchat_get_nonce_action() {
1371 779 return 'mxchat_license_nonce';
1372 780 }
1373 -
1374 - /**
1375 - * Check API key status for all providers
1376 - */
1377 - public function mxchat_check_api_keys() {
1378 - // Check nonce
1379 - if (!wp_verify_nonce($_POST['nonce'] ?? '', 'mxchat_save_setting_nonce')) {
1380 - wp_send_json_error('Invalid nonce');
1381 - }
1382 -
1383 - // Check permissions
1384 - if (!current_user_can('manage_options')) {
1385 - wp_send_json_error('Unauthorized');
1386 - }
1387 -
1388 - // Get current options
1389 - $options = get_option('mxchat_options', array());
1390 -
1391 - // Check which API keys are present
1392 - $api_key_status = array(
1393 - 'openai' => !empty($options['api_key']),
1394 - 'claude' => !empty($options['claude_api_key']),
1395 - 'xai' => !empty($options['xai_api_key']),
1396 - 'deepseek' => !empty($options['deepseek_api_key']),
1397 - 'gemini' => !empty($options['gemini_api_key']),
1398 - 'openrouter' => !empty($options['openrouter_api_key']),
1399 - 'voyage' => !empty($options['voyage_api_key'])
1400 - );
1401 -
1402 - wp_send_json_success($api_key_status);
1403 - }
1404 -
1405 - // ========================================
1406 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1407 - // ========================================
1408 -
1409 - /**
1410 - * Toggle debug mode on/off
1411 - */
1412 - public function mxchat_toggle_debug_mode_callback() {
1413 - // Verify nonce
1414 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1415 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1416 - }
1417 -
1418 - // Check permissions
1419 - if ( ! current_user_can( 'manage_options' ) ) {
1420 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1421 - }
1422 -
1423 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1424 -
1425 - $options = get_option( 'mxchat_options', array() );
1426 -
1427 - if ( $enabled ) {
1428 - $options['debug_mode'] = 'on';
1429 - update_option( 'mxchat_options', $options );
1430 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1431 - } else {
1432 - // Log before disabling
1433 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1434 - $options['debug_mode'] = 'off';
1435 - update_option( 'mxchat_options', $options );
1436 - }
1437 -
1438 - wp_send_json_success( array(
1439 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1440 - 'enabled' => $enabled,
1441 - ) );
1442 - }
1443 -
1444 - /**
1445 - * Get the debug log entries
1446 - */
1447 - public function mxchat_get_debug_log_callback() {
1448 - // Verify nonce
1449 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1450 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1451 - }
1452 -
1453 - // Check permissions
1454 - if ( ! current_user_can( 'manage_options' ) ) {
1455 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1456 - }
1457 -
1458 - $log = MxChat_Admin::mxchat_get_debug_log();
1459 -
1460 - wp_send_json_success( array(
1461 - 'log' => $log,
1462 - 'count' => count( $log ),
1463 - ) );
1464 - }
1465 -
1466 - /**
1467 - * Clear the debug log
1468 - */
1469 - public function mxchat_clear_debug_log_callback() {
1470 - // Verify nonce
1471 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1472 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1473 - }
1474 -
1475 - // Check permissions
1476 - if ( ! current_user_can( 'manage_options' ) ) {
1477 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1478 - }
1479 -
1480 - MxChat_Admin::mxchat_clear_debug_log();
1481 -
1482 - // Log that the log was cleared (this will be the first entry in the new log)
1483 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1484 -
1485 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1486 - }
1487 -
1488 - /**
1489 - * Export settings as JSON
1490 - */
1491 - public function mxchat_export_settings_callback() {
1492 - // Verify nonce
1493 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1494 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1495 - }
1496 -
1497 - // Check permissions
1498 - if ( ! current_user_can( 'manage_options' ) ) {
1499 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1500 - }
1501 -
1502 - $export = MxChat_Admin::mxchat_export_settings();
1503 -
1504 - // Log the export
1505 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1506 -
1507 - wp_send_json_success( array(
1508 - 'settings' => $export,
1509 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1510 - ) );
1511 - }
1512 -
1513 - /**
1514 - * Reset all settings to defaults
1515 - */
1516 - public function mxchat_reset_all_settings_callback() {
1517 - // Verify nonce
1518 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1519 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1520 - }
1521 -
1522 - // Check permissions
1523 - if ( ! current_user_can( 'manage_options' ) ) {
1524 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1525 - }
1526 -
1527 - // Require confirmation code
1528 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1529 -
1530 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1531 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1532 - }
1533 -
1534 - // Perform the reset
1535 - MxChat_Admin::mxchat_reset_all_settings();
1536 -
1537 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1538 - }
1539 -
1540 - /**
1541 - * Reset the global rate-limit usage counter to zero on demand.
1542 - *
1543 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1544 - * increments per message, then returns a freshly-formatted readout string
1545 - * so the settings page can update without a reload. Does NOT change any
1546 - * enforcement config — purely clears the running counter.
1547 - */
1548 - public function mxchat_reset_global_rate_limit_callback() {
1549 - // Verify nonce
1550 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1551 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1552 - }
1553 -
1554 - // Check permissions
1555 - if ( ! current_user_can( 'manage_options' ) ) {
1556 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1557 - }
1558 -
1559 - // Resolve the per-bot counter key the same way the integrator does.
1560 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1561 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1562 - if ( $safe_bot === '' ) {
1563 - $safe_bot = 'default';
1564 - }
1565 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1566 -
1567 - $now = time();
1568 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1569 -
1570 - // Recompute the display string so the front-end can update in place.
1571 - $all_options = get_option( 'mxchat_options', array() );
1572 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1573 - ? $all_options['rate_limits_global']
1574 - : array();
1575 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1576 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1577 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1578 - $limit_raw = (string) $global_cfg['limit_custom'];
1579 - }
1580 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1581 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1582 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1583 - $reset_at = $now + $window;
1584 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1585 -
1586 - $text = sprintf(
1587 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1588 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1589 - number_format_i18n( 0 ),
1590 - number_format_i18n( $limit_int ),
1591 - number_format_i18n( $limit_int ),
1592 - human_time_diff( $now, $reset_at )
1593 - );
1594 -
1595 - wp_send_json_success( array(
1596 - 'count' => 0,
1597 - 'limit' => $limit_int,
1598 - 'left' => $limit_int,
1599 - 'reset_at' => $reset_at,
1600 - 'pct' => 0,
1601 - 'text' => $text,
1602 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1603 - ) );
1604 - }
1605 781
1606 782 }
1607 783
1608 784 // Initialize the AJAX handler