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MxChat – AI Chatbot & Content Generation for WordPress / 2.3.2
MxChat – AI Chatbot & Content Generation for WordPress v2.3.2
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← All changes | admin/class-ajax-handler.php +254 -1423 3.2.19 → 2.3.2 View file →
@@ -23,905 +23,197 @@
23 23
24 24 /**
25 25 * Register all AJAX action hooks
26 26 */
27 -private function mxchat_init_ajax_hooks() {
28 - // Settings AJAX
29 - add_action('wp_ajax_mxchat_save_setting', array($this, 'mxchat_save_setting_callback'));
30 - add_action('wp_ajax_mxchat_save_prompts_setting', array($this, 'mxchat_save_prompts_setting_callback'));
31 - add_action('wp_ajax_migrate_pinecone_settings', array($this, 'ajax_migrate_pinecone_settings'));
32 -
33 - // License AJAX
34 - add_action('wp_ajax_mxchat_handle_activate_license', array($this, 'mxchat_handle_activate_license'));
35 - add_action('wp_ajax_mxchat_check_license_status', array($this, 'mxchat_check_license_status'));
36 - add_action('wp_ajax_mxchat_deactivate_license', array($this, 'mxchat_deactivate_license'));
37 -
38 - // Actions & Intents AJAX
39 - add_action('wp_ajax_mxchat_toggle_action', array($this, 'mxchat_toggle_action'));
40 - add_action('wp_ajax_mxchat_update_intent_threshold', array($this, 'mxchat_update_intent_threshold'));
27 + private function mxchat_init_ajax_hooks() {
28 + // Settings AJAX
29 + add_action('wp_ajax_mxchat_save_setting', array($this, 'mxchat_save_setting_callback'));
30 + add_action('wp_ajax_mxchat_save_prompts_setting', array($this, 'mxchat_save_prompts_setting_callback'));
31 + add_action('wp_ajax_migrate_pinecone_settings', array($this, 'ajax_migrate_pinecone_settings'));
41 32
42 - add_action('wp_ajax_mxchat_save_selected_bot', array($this, 'mxchat_save_selected_bot'));
43 - add_action('wp_ajax_mxchat_check_api_keys', array($this, 'mxchat_check_api_keys'));
33 + // License AJAX
34 + add_action('wp_ajax_mxchat_activate_license', array($this, 'mxchat_handle_activate_license'));
35 + add_action('wp_ajax_mxchat_check_license', array($this, 'mxchat_check_license_status'));
44 36
45 - // Debug & Optimization AJAX
46 - add_action('wp_ajax_mxchat_toggle_debug_mode', array($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 -}
64 -
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')]);
37 + // Actions & Intents AJAX
38 + add_action('wp_ajax_mxchat_toggle_action', array($this, 'mxchat_toggle_action'));
39 + add_action('wp_ajax_mxchat_update_intent_threshold', array($this, 'mxchat_update_intent_threshold'));
81 40 }
82 41
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 42 // ========================================
352 43 // SETTINGS AJAX HANDLERS
353 44 // ========================================
354 45
355 -/**
356 - * Validates and saves chat settings via AJAX request
357 - */
358 -public function mxchat_save_setting_callback() {
359 - check_ajax_referer('mxchat_save_setting_nonce');
360 - if (!current_user_can('manage_options')) {
361 - ('MXChat Save: Unauthorized access attempt');
362 - wp_send_json_error(['message' => esc_html__('Unauthorized', 'mxchat')]);
363 - }
46 + /**
47 + * Validates and saves chat settings via AJAX request
48 + */
49 + public function mxchat_save_setting_callback() {
50 + check_ajax_referer('mxchat_save_setting_nonce');
51 + if (!current_user_can('manage_options')) {
52 + ('MXChat Save: Unauthorized access attempt');
53 + wp_send_json_error(['message' => esc_html__('Unauthorized', 'mxchat')]);
54 + }
364 55
365 - $name = isset($_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']) : '';
56 + $name = isset($_POST['name']) ? $_POST['name'] : '';
57 + // Strip slashes from the value before saving
58 + $value = isset($_POST['value']) ? stripslashes($_POST['value']) : '';
368 59
369 - //error_log('MXChat Save: Processing field name: ' . $name);
370 - //error_log('MXChat Save: Field value: ' . $value);
60 + //error_log('MXChat Save: Processing field name: ' . $name);
61 + //error_log('MXChat Save: Field value: ' . $value);
371 62
372 - if (empty($name)) {
373 - //error_log('MXChat Save: Empty field name detected');
374 - wp_send_json_error(['message' => esc_html__('Invalid field name', 'mxchat')]);
375 - }
63 + if (empty($name)) {
64 + //error_log('MXChat Save: Empty field name detected');
65 + wp_send_json_error(['message' => esc_html__('Invalid field name', 'mxchat')]);
66 + }
376 67
377 - // Load the full options array
378 - $options = get_option('mxchat_options', []);
379 - //error_log('MXChat Save: Current options array: ' . print_r($options, true));
68 + // Load the full options array
69 + $options = get_option('mxchat_options', []);
70 + //error_log('MXChat Save: Current options array: ' . print_r($options, true));
380 71
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 = $matches[1];
386 - }
72 + // Handle special cases
73 + switch ($name) {
74 + case 'additional_popular_questions':
75 + //error_log('MXChat Save: Processing additional_popular_questions');
76 + $questions = json_decode($value, true); // No need for stripslashes here
77 + if (is_array($questions)) {
78 + $options[$name] = $questions;
79 + // Also update old option for backwards compatibility
80 + update_option('additional_popular_questions', $questions);
81 + //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
82 + } else {
83 + //error_log('MXChat Save: Failed to decode questions JSON');
84 + }
85 + break;
86 + case 'email_blocker_header_content':
87 + //error_log('MXChat Save: Processing email_blocker_header_content');
88 + // Allow HTML content but sanitize it safely
89 + $options[$name] = wp_kses_post($value);
90 + break;
91 + case 'similarity_threshold':
92 + //error_log('MXChat Save: Processing similarity_threshold');
93 + // Save to the options array
94 + $options[$name] = $value;
95 + break;
96 + case 'user_message_bg_color':
97 + case 'user_message_font_color':
98 + case 'bot_message_bg_color':
99 + case 'bot_message_font_color':
100 + case 'top_bar_bg_color':
101 + case 'send_button_font_color':
102 + case 'chatbot_background_color':
103 + case 'icon_color':
104 + case 'chat_input_font_color':
105 + case 'live_agent_message_bg_color':
106 + case 'live_agent_message_font_color':
107 + case 'mode_indicator_bg_color':
108 + case 'mode_indicator_font_color':
109 + case 'toolbar_icon_color':
110 + case 'quick_questions_toggle_color':
111 + //error_log('MXChat Save: Processing color value: ' . $name);
112 + // Store color values directly
113 + $options[$name] = $value;
114 + break;
115 + case 'live_agent_status':
116 + //error_log('MXChat Save: Processing live_agent_status');
117 + // Set the new value
118 + $options[$name] = ($value === 'on') ? 'on' : 'off';
119 + break;
120 + case 'enable_woocommerce_integration':
121 + //error_log('MXChat Save: Processing enable_woocommerce_integration');
122 + // Handle values that used to be 1/0
123 + $options[$name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
124 + break;
125 + default:
126 + // First check for rate limits settings
127 + if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
128 + //error_log('MXChat Save: Detected rate_limits field: ' . $name);
387 129
388 - // Handle special cases
389 - switch ($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;
130 + // Extract role ID and setting from the name
131 + preg_match('/\[rate_limits\]\[(.*?)\]\[(.*?)\]/', $name, $matches);
132 + //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
399 133
400 - // Smart asset loading toggle (plan-915355). STANDALONE option, same
401 - // reasoning as the Editor Assistant case above — saved directly and
402 - // short-circuited so it never touches mxchat_options / mxchat_sanitize.
403 - // Default OFF (opt-in performance optimization).
404 - case 'mxchat_smart_asset_loading':
405 - $sal_value = ($value === 'on' || $value === '1') ? 'on' : 'off';
406 - update_option('mxchat_smart_asset_loading', $sal_value);
407 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
408 - return;
134 + if (isset($matches[1]) && isset($matches[2])) {
135 + $role_id = $matches[1];
136 + $setting_key = $matches[2]; // limit, timeframe, or message
409 137
410 - // Hybrid keyword boost toggle (plan-38ffa1). STANDALONE option, same
411 - // pattern. Enabling runs capability detection HERE, at admin-save time —
412 - // building the FULLTEXT index during a visitor's chat request is not
413 - // acceptable, and detection is a one-time cost the admin can wait on.
414 - case 'mxchat_hybrid_keyword_toggle':
415 - $hkb_value = ($value === 'on' || $value === '1') ? 'on' : 'off';
416 - update_option('mxchat_hybrid_keyword_toggle', $hkb_value);
417 - if ($hkb_value === 'on') {
418 - MxChat_Utils::mxchat_hybrid_detect_capability(true);
419 - }
420 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
421 - return;
138 + //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
422 139
423 - // ACF→PDF import-time extraction (plan 11720c). STANDALONE option, same
424 - // pattern. Moved from a per-import modal checkbox to an install-level
425 - // setting on Knowledge → ACF Fields. Stored '1'/'0' to match the
426 - // knowledge page's sibling toggles. Default OFF.
427 - case 'mxchat_acf_pdf_extraction':
428 - $apx_value = ($value === 'on' || $value === '1') ? '1' : '0';
429 - update_option('mxchat_acf_pdf_extraction', $apx_value);
430 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
431 - return;
140 + // Initialize rate_limits if it doesn't exist
141 + if (!isset($options['rate_limits'])) {
142 + // //error_log('MXChat Save: Initializing rate_limits array');
143 + $options['rate_limits'] = [];
144 + }
432 145
433 - // In-chat YouTube card: master switch + its own confidence floor
434 - // (plan f52492). STANDALONE options, same pattern as the cases above.
435 - // Default ON — the card already ships, so this is an opt-OUT.
436 - case 'mxchat_video_embed_enabled':
437 - $vce_value = ($value === 'on' || $value === '1') ? 'on' : 'off';
438 - update_option('mxchat_video_embed_enabled', $vce_value);
439 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
440 - return;
146 + // Initialize role settings if it doesn't exist
147 + if (!isset($options['rate_limits'][$role_id])) {
148 + //error_log('MXChat Save: Initializing rate_limits for role: ' . $role_id);
149 + $options['rate_limits'][$role_id] = [
150 + 'limit' => ($role_id === 'logged_out') ? '10' : '100',
151 + 'timeframe' => 'daily',
152 + 'message' => 'Rate limit exceeded. Please try again later.'
153 + ];
154 + }
441 155
442 - // Clamped to the same 20-95 the field advertises. An out-of-range or
443 - // non-numeric POST is corrected rather than refused, and the corrected
444 - // value is echoed back so the field can reconcile — a silently stored
445 - // 0 here would put a video on every answer, which is the bug.
446 - case 'mxchat_video_embed_threshold':
447 - $vct_value = is_numeric($value)
448 - ? (int) $value
449 - : MXCHAT_VIDEO_EMBED_THRESHOLD_DEFAULT;
450 - if ($vct_value < 20) { $vct_value = 20; }
451 - if ($vct_value > 95) { $vct_value = 95; }
452 - update_option('mxchat_video_embed_threshold', $vct_value);
453 - wp_send_json_success([
454 - 'message' => esc_html__('Setting saved', 'mxchat'),
455 - 'value' => $vct_value,
456 - ]);
457 - return;
156 + // Update the specific setting
157 + $options['rate_limits'][$role_id][$setting_key] = $value;
158 + //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
159 + } else {
160 + //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
161 + }
162 + }
163 + // Then check for role rate limits (old format)
164 + else if (strpos($name, 'mxchat_options[role_rate_limits]') !== false) {
165 + //error_log('MXChat Save: Processing role_rate_limits field: ' . $name);
166 + // Extract role ID from the name
167 + preg_match('/\[role_rate_limits\]\[(.*?)\]/', $name, $matches);
168 + //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
458 169
459 - // Live-agent availability schedules (plans 8ccaa2 + 99d7a4). STANDALONE
460 - // options, same reasoning as the Editor Assistant case above — nested
461 - // structures that mxchat_sanitize() would strip on the next autosave of any
462 - // other field. Each channel's value arrives as JSON from its own hidden
463 - // input, which that channel's schedule editor keeps in sync; the class owns
464 - // all validation. The bare legacy name is kept as a defense against a
465 - // browser still running pre-split cached admin JS: that UI edited "both
466 - // channels" as one, so its save writes both.
467 - case 'live_agent_schedule_slack':
468 - case 'live_agent_schedule_telegram':
469 - case 'live_agent_schedule':
470 - if (!class_exists('MxChat_Live_Agent_Schedule')) {
471 - wp_send_json_error(['message' => esc_html__('Schedule unavailable', 'mxchat')]);
472 - return;
473 - }
474 - $decoded = json_decode($value, true);
475 - if (!is_array($decoded)) {
476 - wp_send_json_error(['message' => esc_html__('Invalid schedule', 'mxchat')]);
477 - return;
478 - }
479 - $channels = ($field_name === 'live_agent_schedule')
480 - ? array('slack', 'telegram')
481 - : array(substr($field_name, strlen('live_agent_schedule_')));
482 - $saved_schedule = null;
483 - foreach ($channels as $schedule_channel) {
484 - $saved_schedule = MxChat_Live_Agent_Schedule::save($schedule_channel, $decoded);
485 - }
486 - // Echo the normalized result so the editor can reconcile if it ever
487 - // disagrees with the server (e.g. a time the class rejected).
488 - wp_send_json_success([
489 - 'message' => esc_html__('Setting saved', 'mxchat'),
490 - 'schedule' => $saved_schedule,
491 - ]);
492 - return;
493 -
494 - case 'model':
495 - //error_log('MXChat Save: Processing model selection');
496 - //error_log('MXChat Save: Model value received: ' . $value);
497 - //error_log('MXChat Save: Value type: ' . gettype($value));
498 - //error_log('MXChat Save: Value length: ' . strlen($value));
499 - //error_log('MXChat Save: Value === "openrouter": ' . ($value === 'openrouter' ? 'YES' : 'NO'));
500 -
501 - // Allow 'openrouter' or validate against whitelist
502 - if ($value === 'openrouter') {
503 - //error_log('MXChat Save: Setting model to openrouter');
504 - $options['model'] = 'openrouter';
505 - } else {
506 - //error_log('MXChat Save: Checking against whitelist');
507 - // Catalog refactor (plan-d14e89): canonical allowlist lives in
508 - // includes/class-mxchat-model-catalog.php. A new chat model
509 - // added there is automatically accepted by autosave.
510 - if (!class_exists('MxChat_Model_Catalog')) {
511 - require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-mxchat-model-catalog.php';
170 + if (isset($matches[1])) {
171 + $role_id = $matches[1];
172 + // Initialize role_rate_limits if it doesn't exist
173 + if (!isset($options['role_rate_limits'])) {
174 + //error_log('MXChat Save: Initializing role_rate_limits array');
175 + $options['role_rate_limits'] = [];
176 + }
177 + // Update the specific role's rate limit
178 + $options['role_rate_limits'][$role_id] = sanitize_text_field($value);
179 + //error_log('MXChat Save: Updated role_rate_limits[' . $role_id . '] = ' . $value);
180 + } else {
181 + //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
182 + }
512 183 }
513 - $allowed_models = MxChat_Model_Catalog::chat_model_ids();
514 -
515 - //error_log('MXChat Save: in_array result: ' . (in_array($value, $allowed_models) ? 'YES' : 'NO'));
516 -
517 - if (in_array($value, $allowed_models)) {
518 - //error_log('MXChat Save: Model is in whitelist, saving');
519 - $options['model'] = sanitize_text_field($value);
184 + // Handle toggles
185 + else if (strpos($name, 'toggle') !== false || in_array($name, [
186 + 'chat_persistence_toggle',
187 + 'privacy_toggle',
188 + 'complianz_toggle',
189 + 'chat_toolbar_toggle',
190 + 'show_pdf_upload_button',
191 + 'show_word_upload_button',
192 + 'enable_streaming_toggle',
193 + 'contextual_awareness_toggle' // Add this line
194 + ])) {
195 + //error_log('MXChat Save: Processing toggle: ' . $name);
196 + $options[$name] = ($value === 'on') ? 'on' : 'off';
520 197 } else {
521 - //error_log('MXChat Save: Invalid model rejected: ' . $value);
522 - //error_log('MXChat Save: Allowed models: ' . print_r($allowed_models, true));
523 - wp_send_json_error(['message' => esc_html__('Invalid model selected', 'mxchat')]);
524 - return;
525 - }
526 - }
527 - break;
528 -
529 - case 'openrouter_selected_model':
530 - //error_log('MXChat Save: Processing OpenRouter model: ' . $value);
531 - $options['openrouter_selected_model'] = sanitize_text_field($value);
532 - // Force immediate save for new keys
533 - //error_log('MXChat Save: OpenRouter model saved immediately');
534 - break;
535 -
536 - case 'openrouter_selected_model_name':
537 - //error_log('MXChat Save: Processing OpenRouter model name: ' . $value);
538 - $options['openrouter_selected_model_name'] = sanitize_text_field($value);
539 - // Force immediate save for new keys
540 - //error_log('MXChat Save: OpenRouter model name saved immediately');
541 - break;
542 -
543 - case 'openrouter_api_key':
544 - //error_log('MXChat Save: Processing OpenRouter API key');
545 - $options['openrouter_api_key'] = sanitize_text_field($value);
546 - break;
547 -
548 - // REMOVED DUPLICATE case 'openrouter_selected_model_name' HERE!
549 -
550 - case 'additional_popular_questions':
551 - //error_log('MXChat Save: Processing additional_popular_questions');
552 - $questions = json_decode($value, true); // No need for stripslashes here
553 - if (is_array($questions)) {
554 - $options[$field_name] = $questions;
555 - // Also update old option for backwards compatibility
556 - update_option('additional_popular_questions', $questions);
557 - //error_log('MXChat Save: Saved ' . count($questions) . ' additional questions');
558 - } else {
559 - //error_log('MXChat Save: Failed to decode questions JSON');
560 - }
561 - break;
562 - case 'email_blocker_header_content':
563 - //error_log('MXChat Save: Processing email_blocker_header_content');
564 - // Allow HTML content but sanitize it safely
565 - $options[$field_name] = wp_kses_post($value);
566 - break;
567 - case 'intro_message':
568 - // Stored-XSS hardening (Wordfence CWE-79, plan-3f8158): sanitize on save as
569 - // defense in depth. wp_kses_post mirrors mxchat_sanitize() (the options.php
570 - // save path) so both save routes treat intro_message identically and strip
571 - // <script>/</textarea> breakout while keeping basic formatting + {visitor_name}.
572 - $options[$field_name] = wp_kses_post($value);
573 - break;
574 - case 'email_blocker_button_text':
575 - //error_log('MXChat Save: Processing email_blocker_button_text');
576 - $options[$field_name] = sanitize_text_field($value);
577 - break;
578 - case 'name_field_placeholder':
579 - //error_log('MXChat Save: Processing name_field_placeholder');
580 - $options[$field_name] = sanitize_text_field($value);
581 - break;
582 - case 'similarity_threshold':
583 - //error_log('MXChat Save: Processing similarity_threshold');
584 - // Validate and save - enforce min 20, max 85
585 - $threshold = intval($value);
586 - if ($threshold < 20) $threshold = 20;
587 - if ($threshold > 85) $threshold = 85;
588 - $options[$field_name] = $threshold;
589 - break;
590 - case 'rag_sources_limit':
591 - //error_log('MXChat Save: Processing rag_sources_limit');
592 - // Validate and save - enforce min 3, max 10, default 6
593 - $rag_limit = intval($value);
594 - if ($rag_limit < 3) $rag_limit = 3;
595 - if ($rag_limit > 10) $rag_limit = 10;
596 - $options[$field_name] = $rag_limit;
597 - break;
598 - case 'rag_chunks_limit':
599 - // Validate and save - enforce min 8, max 20, default 15
600 - $chunks_limit = intval($value);
601 - if ($chunks_limit < 8) $chunks_limit = 8;
602 - if ($chunks_limit > 20) $chunks_limit = 20;
603 - $options[$field_name] = $chunks_limit;
604 - break;
605 - case 'live_agent_status':
606 - //error_log('MXChat Save: Processing live_agent_status');
607 - // Set the new value
608 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
609 - break;
610 - case 'enable_web_search':
611 - //error_log('MXChat Save: Processing enable_web_search');
612 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
613 - break;
614 - case 'enable_woocommerce_integration':
615 - //error_log('MXChat Save: Processing enable_woocommerce_integration');
616 - // Handle values that used to be 1/0
617 - $options[$field_name] = ($value === 'on' || $value === '1') ? 'on' : 'off';
618 - break;
619 - case 'post_type_visibility_mode':
620 - // Validate mode value
621 - $allowed_modes = array('all', 'include', 'exclude');
622 - $options[$field_name] = in_array($value, $allowed_modes) ? $value : 'all';
623 - break;
624 - case 'post_type_visibility_list':
625 - // Handle JSON array of post types
626 - $post_types = json_decode($value, true);
627 - if (is_array($post_types)) {
628 - // Sanitize each post type slug
629 - $options[$field_name] = array_map('sanitize_key', $post_types);
630 - } else {
631 - $options[$field_name] = array();
632 - }
633 - break;
634 - case 'script_loading_strategy':
635 - // Validate script loading strategy value
636 - $allowed_strategies = array('default', 'defer', 'delay_1s', 'delay_3s', 'delay_5s', 'on_interaction');
637 - $options[$field_name] = in_array($value, $allowed_strategies) ? $value : 'default';
638 - break;
639 - case 'auto_retry_on_transient_error':
640 - // Boolean toggle — accept 1/0/on/off, default to '1' if any truthy value.
641 - $options[$field_name] = ($value === '1' || $value === 'on' || $value === 1 || $value === true) ? '1' : '0';
642 - break;
643 - default:
644 - // Handle transcripts options
645 - if (strpos($name, 'mxchat_transcripts_options') !== false) {
646 - // Extract field name from mxchat_transcripts_options[field_name]
647 - if (preg_match('/mxchat_transcripts_options\[([^\]]+)\]/', $name, $matches)) {
648 - $field_name = $matches[1];
198 + //error_log('MXChat Save: Processing standard field: ' . $name);
199 + // Store all other values directly
200 + $options[$name] = $value;
201 + }
202 + break;
203 + }
649 204
650 - // Get current transcripts options
651 - $transcripts_options = get_option('mxchat_transcripts_options', array());
205 + // Save all updates to the options array
206 + $updated = update_option('mxchat_options', $options);
207 + //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
208 + //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
652 209
653 - // Ensure it's an array
654 - if (!is_array($transcripts_options)) {
655 - $transcripts_options = array();
656 - }
210 + // Always return success even if WordPress says nothing changed
211 + // (which happens when the value is the same as before)
212 + wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
213 + }
657 214
658 - // Handle checkbox values (convert 'on'/'off' to 1/0)
659 - if ($value === 'on' || $value === '1') {
660 - $transcripts_options[$field_name] = 1;
661 - } else if ($value === 'off' || $value === '0' || $value === '') {
662 - $transcripts_options[$field_name] = 0;
663 - } else {
664 - // For text/select fields, sanitize appropriately
665 - if ($field_name === 'mxchat_notification_email') {
666 - // sanitize_email() alone CANNOT validate this field: given
667 - // "a@x.com, b@y.com" it returns the single concatenated
668 - // address "a@x.comby.com", which is_email() then accepts.
669 - // That is how two addresses used to be stored as one dead
670 - // one, silently. MxChat_Utils validates the raw parts first
671 - // and refuses the whole list if any of them is bad.
672 - $parsed = MxChat_Utils::parse_notification_emails($value);
673 - if ($parsed['error'] !== '') {
674 - // Reject: the previously stored value stays untouched.
675 - wp_send_json_error(array('message' => $parsed['error']));
676 - }
677 - $transcripts_options[$field_name] = implode(', ', $parsed['emails']);
678 - } else {
679 - $transcripts_options[$field_name] = sanitize_text_field($value);
680 - }
681 - }
682 215
683 - // Use direct database update to bypass any filters
684 - global $wpdb;
685 -
686 - // Serialize the options array
687 - $serialized = maybe_serialize($transcripts_options);
688 -
689 - // Check if the option already exists in the database
690 - $existing = $wpdb->get_var("SELECT option_id FROM {$wpdb->options} WHERE option_name = 'mxchat_transcripts_options'");
691 -
692 - if ($existing) {
693 - // Option exists, do an update
694 - $result = $wpdb->update(
695 - $wpdb->options,
696 - array('option_value' => $serialized),
697 - array('option_name' => 'mxchat_transcripts_options'),
698 - array('%s'),
699 - array('%s')
700 - );
701 - } else {
702 - // Option doesn't exist (new install), do an insert
703 - $result = $wpdb->insert(
704 - $wpdb->options,
705 - array(
706 - 'option_name' => 'mxchat_transcripts_options',
707 - 'option_value' => $serialized,
708 - 'autoload' => 'yes'
709 - ),
710 - array('%s', '%s', '%s')
711 - );
712 - }
713 -
714 - // Clear all caches after direct DB update
715 - wp_cache_delete('mxchat_transcripts_options', 'options');
716 - wp_cache_delete('alloptions', 'options');
717 - wp_cache_flush();
718 -
719 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
720 - return;
721 - }
722 - }
723 - // Whole-chatbot global cap (sits in mxchat_options['rate_limits_global']).
724 - // Field names: mxchat_options[rate_limits_global][limit|timeframe|limit_custom]
725 - else if (strpos($name, 'mxchat_options[rate_limits_global]') !== false) {
726 - preg_match('/\[rate_limits_global\]\[(.*?)\]/', $name, $matches);
727 - if (isset($matches[1])) {
728 - $setting_key = $matches[1];
729 - if (!isset($options['rate_limits_global']) || !is_array($options['rate_limits_global'])) {
730 - $options['rate_limits_global'] = array('limit' => 'unlimited', 'timeframe' => 'daily');
731 - }
732 - if ($setting_key === 'limit') {
733 - // Selection from the preset dropdown. If __custom__, resolve from limit_custom; otherwise store directly.
734 - if ($value === '__custom__') {
735 - $custom = isset($options['rate_limits_global']['limit_custom']) ? (string) $options['rate_limits_global']['limit_custom'] : '';
736 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
737 - $options['rate_limits_global']['limit'] = $custom;
738 - }
739 - // else leave existing limit untouched until the custom value arrives
740 - } else {
741 - $options['rate_limits_global']['limit'] = $value;
742 - }
743 - } elseif ($setting_key === 'limit_custom') {
744 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
745 - $options['rate_limits_global']['limit_custom'] = $clean;
746 - // Mirror a valid custom value into limit UNCONDITIONALLY (plan-74eb86).
747 - // The custom number input is only editable when the dropdown is on
748 - // "Custom…" (the toggle JS hides it for presets/unlimited) and autosave
749 - // sends one field per change event, so a limit_custom change only fires
750 - // in custom mode — there is no preset to clobber. The old guard required
751 - // limit to already be non-preset, which it isn't on a first-time custom
752 - // entry (the limit=__custom__ event arrives before limit_custom is set),
753 - // so the value never landed in limit on the first save and reverted on refresh.
754 - if ($clean !== '' && (int) $clean >= 1) {
755 - $options['rate_limits_global']['limit'] = $clean;
756 - }
757 - } elseif ($setting_key === 'timeframe') {
758 - $allowed_tf = array('hourly','daily','weekly','monthly');
759 - $options['rate_limits_global']['timeframe'] = in_array($value, $allowed_tf, true) ? $value : 'daily';
760 - }
761 - }
762 - }
763 - // First check for rate limits settings
764 - else if (strpos($name, 'mxchat_options[rate_limits]') !== false) {
765 - //error_log('MXChat Save: Detected rate_limits field: ' . $name);
766 -
767 - // Extract role ID and setting from the name
768 - preg_match('/\[rate_limits\]\[(.*?)\]\[(.*?)\]/', $name, $matches);
769 - //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
770 -
771 - if (isset($matches[1]) && isset($matches[2])) {
772 - $role_id = $matches[1];
773 - $setting_key = $matches[2]; // limit, timeframe, message, or limit_custom
774 -
775 - //error_log('MXChat Save: Role ID = ' . $role_id . ', Setting Key = ' . $setting_key);
776 -
777 - // Initialize rate_limits if it doesn't exist
778 - if (!isset($options['rate_limits'])) {
779 - // //error_log('MXChat Save: Initializing rate_limits array');
780 - $options['rate_limits'] = [];
781 - }
782 -
783 - // Initialize role settings if it doesn't exist
784 - if (!isset($options['rate_limits'][$role_id])) {
785 - //error_log('MXChat Save: Initializing rate_limits for role: ' . $role_id);
786 - $options['rate_limits'][$role_id] = [
787 - 'limit' => ($role_id === 'logged_out') ? '10' : '100',
788 - 'timeframe' => 'daily',
789 - 'message' => 'Rate limit exceeded. Please try again later.'
790 - ];
791 - }
792 -
793 - if ($setting_key === 'limit') {
794 - if ($value === '__custom__') {
795 - // Pull the integer from limit_custom that may have arrived (or will arrive).
796 - $custom = isset($options['rate_limits'][$role_id]['limit_custom']) ? (string) $options['rate_limits'][$role_id]['limit_custom'] : '';
797 - if ($custom !== '' && ctype_digit($custom) && (int) $custom >= 1) {
798 - $options['rate_limits'][$role_id]['limit'] = $custom;
799 - }
800 - } else {
801 - $options['rate_limits'][$role_id]['limit'] = $value;
802 - }
803 - } elseif ($setting_key === 'limit_custom') {
804 - $clean = preg_replace('/[^0-9]/', '', (string) $value);
805 - $options['rate_limits'][$role_id]['limit_custom'] = $clean;
806 - // Mirror a valid custom value into limit UNCONDITIONALLY — same reasoning
807 - // as the global branch above (plan-74eb86). The per-role custom input is
808 - // only editable in custom mode and autosave is one-field-per-change, so
809 - // this never clobbers a preset; it fixes the first-time-save revert.
810 - if ($clean !== '' && (int) $clean >= 1) {
811 - $options['rate_limits'][$role_id]['limit'] = $clean;
812 - }
813 - } else {
814 - // Update the specific setting (timeframe, message)
815 - $options['rate_limits'][$role_id][$setting_key] = $value;
816 - }
817 - //error_log('MXChat Save: Updated rate_limits[' . $role_id . '][' . $setting_key . '] = ' . $value);
818 - } else {
819 - //error_log('MXChat Save: Failed to parse rate_limits pattern: ' . $name);
820 - }
821 - }
822 - // Then check for role rate limits (old format)
823 - else if (strpos($name, 'mxchat_options[role_rate_limits]') !== false) {
824 - //error_log('MXChat Save: Processing role_rate_limits field: ' . $name);
825 - // Extract role ID from the name
826 - preg_match('/\[role_rate_limits\]\[(.*?)\]/', $name, $matches);
827 - //error_log('MXChat Save: Regex matches: ' . print_r($matches, true));
828 -
829 - if (isset($matches[1])) {
830 - $role_id = $matches[1];
831 - // Initialize role_rate_limits if it doesn't exist
832 - if (!isset($options['role_rate_limits'])) {
833 - //error_log('MXChat Save: Initializing role_rate_limits array');
834 - $options['role_rate_limits'] = [];
835 - }
836 - // Update the specific role's rate limit
837 - $options['role_rate_limits'][$role_id] = sanitize_text_field($value);
838 - //error_log('MXChat Save: Updated role_rate_limits[' . $role_id . '] = ' . $value);
839 - } else {
840 - //error_log('MXChat Save: Failed to parse role_rate_limits pattern: ' . $name);
841 - }
842 - }
843 - // Handle toggles - check both extracted field_name and original name for toggle detection
844 - else if (strpos($field_name, 'toggle') !== false || in_array($field_name, [
845 - 'chat_persistence_toggle',
846 - 'privacy_toggle',
847 - 'complianz_toggle',
848 - 'chat_toolbar_toggle',
849 - 'show_pdf_upload_button',
850 - 'show_word_upload_button',
851 - 'enable_streaming_toggle',
852 - 'contextual_awareness_toggle',
853 - 'citation_links_toggle',
854 - 'enable_email_block',
855 - 'enable_name_field',
856 - 'custom_provider_for_embeddings',
857 - 'custom_provider_for_images',
858 - 'print_button_enabled',
859 - 'reset_chat_enabled'
860 - ])) {
861 - //error_log('MXChat Save: Processing toggle: ' . $field_name);
862 - $options[$field_name] = ($value === 'on') ? 'on' : 'off';
863 - } else {
864 - //error_log('MXChat Save: Processing standard field: ' . $field_name);
865 - // Store all other values directly using the extracted field name
866 - $options[$field_name] = $value;
867 - }
868 - break;
869 - }
870 -
871 - // Save all updates to the options array
872 - $updated = update_option('mxchat_options', $options);
873 - //error_log('MXChat Save: Update result: ' . ($updated ? 'success' : 'unchanged') . ' for field: ' . $name);
874 - //error_log('MXChat Save: Updated options array: ' . print_r($options, true));
875 -
876 - // Log the save action if debug mode is enabled
877 - if ( class_exists( 'MxChat_Admin' ) ) {
878 - MxChat_Admin::mxchat_log_debug(
879 - 'settings_save',
880 - sprintf( 'Field saved: %s', $field_name ),
881 - array(
882 - 'field' => $field_name,
883 - 'updated' => $updated,
884 - )
885 - );
886 - }
887 -
888 - // Always return success even if WordPress says nothing changed
889 - // (which happens when the value is the same as before)
890 - wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
891 -}
892 -
893 -/**
894 - * Save the selected bot for knowledge base operations
895 - */
896 -public function mxchat_save_selected_bot() {
897 - // Check nonce
898 - if (!wp_verify_nonce($_POST['nonce'] ?? '', 'mxchat_save_setting_nonce')) {
899 - wp_send_json_error('Invalid nonce');
900 - }
901 -
902 - // Check permissions
903 - if (!current_user_can('manage_options')) {
904 - wp_send_json_error('Unauthorized');
905 - }
906 -
907 - $bot_id = isset($_POST['bot_id']) ? sanitize_key($_POST['bot_id']) : 'default';
908 -
909 - // Save as user meta for the current user
910 - $user_id = get_current_user_id();
911 - update_user_meta($user_id, 'mxchat_selected_knowledge_bot', $bot_id);
912 -
913 - // Also save as an option for site-wide default
914 - update_option('mxchat_current_knowledge_bot', $bot_id);
915 -
916 - // No cache clearing needed since we removed caching
917 -
918 - wp_send_json_success(array(
919 - 'message' => 'Bot selection saved',
920 - 'bot_id' => $bot_id
921 - ));
922 -}
923 -
924 216 /**
925 217 * Handles AJAX request for saving chat settings
926 218 */
927 219 public function mxchat_save_prompts_setting_callback() {
@@ -1031,16 +323,14 @@
1031 323 );
1032 324 //error_log('[MXCHAT-PROMPTS] Updated existing option, result: ' . ($save_result !== false ? 'SUCCESS' : 'FAILED'));
1033 325 } else {
1034 326 // Insert new option
1035 - // Credential option — must NOT autoload (holds the Pinecone secret;
1036 - // autoloaded rows are read into memory on every request).
1037 327 $save_result = $wpdb->insert(
1038 328 $wpdb->options,
1039 329 array(
1040 330 'option_name' => 'mxchat_pinecone_addon_options',
1041 331 'option_value' => $serialized_options,
1042 - 'autoload' => 'off'
332 + 'autoload' => 'yes'
1043 333 ),
1044 334 array('%s', '%s', '%s')
1045 335 );
1046 336 //error_log('[MXCHAT-PROMPTS] Inserted new option, result: ' . ($save_result !== false ? 'SUCCESS' : 'FAILED'));
@@ -1091,127 +381,12 @@
1091 381 wp_send_json_error(['message' => esc_html__('No changes detected', 'mxchat')]);
1092 382 }
1093 383 }
1094 384
1095 - // Handle chunking settings - use direct DB access to bypass WordPress filters
1096 - if (strpos($name, 'mxchat_chunk') === 0 || $name === 'mxchat_chunking_enabled') {
1097 - global $wpdb;
1098 -
1099 - // Get current options directly from database
1100 - $current_options_raw = $wpdb->get_var(
1101 - $wpdb->prepare(
1102 - "SELECT option_value FROM {$wpdb->options} WHERE option_name = %s",
1103 - 'mxchat_options'
1104 - )
1105 - );
1106 -
1107 - $options = $current_options_raw !== null ? maybe_unserialize($current_options_raw) : array();
1108 - if (!is_array($options)) {
1109 - $options = array();
1110 - }
1111 -
1112 - // Update the specific chunking field
1113 - if ($name === 'mxchat_chunking_enabled') {
1114 - $options['chunking_enabled'] = in_array($value, array('on', '1', 'true', true), true);
1115 - } elseif ($name === 'mxchat_chunk_size') {
1116 - $options['chunk_size'] = max(1000, min(10000, intval($value)));
1117 - }
1118 -
1119 - // Save directly to database
1120 - $serialized_options = maybe_serialize($options);
1121 -
1122 - $option_exists = $wpdb->get_var(
1123 - $wpdb->prepare(
1124 - "SELECT COUNT(*) FROM {$wpdb->options} WHERE option_name = %s",
1125 - 'mxchat_options'
1126 - )
1127 - );
1128 -
1129 - if ($option_exists > 0) {
1130 - $save_result = $wpdb->update(
1131 - $wpdb->options,
1132 - array('option_value' => $serialized_options),
1133 - array('option_name' => 'mxchat_options'),
1134 - array('%s'),
1135 - array('%s')
1136 - );
1137 - } else {
1138 - $save_result = $wpdb->insert(
1139 - $wpdb->options,
1140 - array(
1141 - 'option_name' => 'mxchat_options',
1142 - 'option_value' => $serialized_options,
1143 - 'autoload' => 'yes'
1144 - ),
1145 - array('%s', '%s', '%s')
1146 - );
1147 - }
1148 -
1149 - // Clear object cache for this option
1150 - wp_cache_delete('mxchat_options', 'options');
1151 -
1152 - if ($save_result !== false) {
1153 - wp_send_json_success(['message' => esc_html__('Chunking setting saved', 'mxchat')]);
1154 - } else {
1155 - wp_send_json_error(['message' => esc_html__('Failed to save chunking setting', 'mxchat')]);
1156 - }
1157 - return;
1158 - }
1159 -
1160 - // Handle ACF field exclusion toggles
1161 - if (strpos($name, 'mxchat_acf_field_') === 0) {
1162 - // Extract field name from the input name (e.g., mxchat_acf_field_private_notes -> private_notes)
1163 - $field_name = str_replace('mxchat_acf_field_', '', $name);
1164 - $is_enabled = ($value === 'on' || $value === '1');
1165 -
1166 - // Get current excluded fields
1167 - $excluded_fields = get_option('mxchat_acf_excluded_fields', array());
1168 - if (!is_array($excluded_fields)) {
1169 - $excluded_fields = array();
1170 - }
1171 -
1172 - if ($is_enabled) {
1173 - // Remove from exclusion list (field should be included)
1174 - $excluded_fields = array_values(array_diff($excluded_fields, array($field_name)));
1175 - } else {
1176 - // Add to exclusion list (field should be excluded)
1177 - if (!in_array($field_name, $excluded_fields)) {
1178 - $excluded_fields[] = $field_name;
1179 - }
1180 - }
1181 -
1182 - $updated = update_option('mxchat_acf_excluded_fields', $excluded_fields);
1183 -
1184 - if ($updated || true) { // Always report success since the state may already be correct
1185 - wp_send_json_success([
1186 - 'message' => $is_enabled
1187 - ? sprintf(esc_html__('Field "%s" will be included in imports', 'mxchat'), $field_name)
1188 - : sprintf(esc_html__('Field "%s" will be excluded from imports', 'mxchat'), $field_name)
1189 - ]);
1190 - } else {
1191 - wp_send_json_error(['message' => esc_html__('Failed to save ACF field setting', 'mxchat')]);
1192 - }
1193 - return;
1194 - }
1195 -
1196 - // Handle custom post meta whitelist
1197 - if ($name === 'mxchat_custom_meta_whitelist') {
1198 - $updated = update_option('mxchat_custom_meta_whitelist', sanitize_textarea_field($value));
1199 -
1200 - if ($updated || true) { // Always report success since the state may already be correct
1201 - wp_send_json_success([
1202 - 'message' => esc_html__('Custom meta whitelist saved', 'mxchat')
1203 - ]);
1204 - } else {
1205 - wp_send_json_error(['message' => esc_html__('Failed to save custom meta whitelist', 'mxchat')]);
1206 - }
1207 - return;
1208 - }
1209 -
1210 - // Handle other prompts options (autoload false — can hold the Pinecone secret)
385 + // Handle other prompts options
1211 386 $options = get_option('mxchat_prompts_options', []);
1212 387 $options[$name] = $value;
1213 - $updated = update_option('mxchat_prompts_options', $options, false);
388 + $updated = update_option('mxchat_prompts_options', $options);
1214 389
1215 390 if ($updated) {
1216 391 wp_send_json_success(['message' => esc_html__('Setting saved', 'mxchat')]);
1217 392 } else {
@@ -1257,9 +432,9 @@
1257 432 'mxchat_pinecone_index' => sanitize_text_field($old_options['mxchat_pinecone_index'] ?? ''),
1258 433 'mxchat_pinecone_environment' => sanitize_text_field($old_options['mxchat_pinecone_environment'] ?? '')
1259 434 );
1260 435
1261 - update_option('mxchat_pinecone_addon_options', $migrated_options, false);
436 + update_option('mxchat_pinecone_addon_options', $migrated_options);
1262 437
1263 438 wp_send_json_success(array(
1264 439 'migrated' => true,
1265 440 'message' => 'Settings migrated successfully from Pinecone add-on'
@@ -1272,226 +447,114 @@
1272 447 }
1273 448 }
1274 449
1275 450
451 +
1276 452 // ========================================
1277 453 // LICENSE AJAX HANDLERS
1278 454 // ========================================
1279 455
1280 -/**
1281 - * Validates and activates chat license via AJAX
1282 - */
1283 -public function mxchat_handle_activate_license() {
1284 - // Check nonce
1285 - if (!check_ajax_referer('mxchat_activate_license_nonce', 'security', false)) {
1286 - wp_send_json_error(esc_html__('Invalid security token', 'mxchat'));
1287 - return;
1288 - }
1289 -
1290 - // Verify user capabilities
1291 - if (!current_user_can('manage_options')) {
1292 - wp_send_json_error(esc_html__('Unauthorized access', 'mxchat'));
1293 - return;
1294 - }
1295 -
1296 - $license_key = isset($_POST['mxchat_activation_key']) ? sanitize_text_field($_POST['mxchat_activation_key']) : '';
1297 - $customer_email = isset($_POST['mxchat_pro_email']) ? sanitize_email($_POST['mxchat_pro_email']) : '';
1298 -
1299 - if (empty($license_key) || empty($customer_email)) {
1300 - wp_send_json_error(esc_html__('Email or License Key is missing', 'mxchat'));
1301 - return;
1302 - }
1303 -
1304 - $product_id = 'MxChatPRO';
1305 - $domain = parse_url(home_url(), PHP_URL_HOST); // Get the current domain
1306 -
1307 - // Call WooCommerce Software API for activation (not just validation)
1308 - $response = wp_remote_get(
1309 - add_query_arg(
456 + /**
457 + * Validates and activates chat license via AJAX
458 + */
459 + public function mxchat_handle_activate_license() {
460 + // Check nonce
461 + if (!check_ajax_referer('mxchat_activate_license_nonce', 'security', false)) {
462 + wp_send_json_error(esc_html__('Invalid security token', 'mxchat'));
463 + return;
464 + }
465 +
466 + // Verify user capabilities
467 + if (!current_user_can('manage_options')) {
468 + wp_send_json_error(esc_html__('Unauthorized access', 'mxchat'));
469 + return;
470 + }
471 +
472 + $license_key = isset($_POST['mxchat_activation_key']) ? sanitize_text_field($_POST['mxchat_activation_key']) : '';
473 + $customer_email = isset($_POST['mxchat_pro_email']) ? sanitize_email($_POST['mxchat_pro_email']) : '';
474 +
475 + if (empty($license_key) || empty($customer_email)) {
476 + wp_send_json_error(esc_html__('Email or License Key is missing', 'mxchat'));
477 + return;
478 + }
479 +
480 + $product_id = 'MxChatPRO';
481 +
482 + // **CHANGED TO HTTPS**
483 + $response = wp_remote_get(
484 + add_query_arg(
485 + array(
486 + 'wc-api' => 'software-api',
487 + 'request' => 'activation',
488 + 'email' => $customer_email,
489 + 'license_key' => $license_key,
490 + 'product_id' => $product_id
491 + ),
492 + 'https://mxchat.ai/' // **CHANGED FROM HTTP TO HTTPS**
493 + ),
1310 494 array(
1311 - 'wc-api' => 'software-api',
1312 - 'request' => 'activation',
1313 - 'email' => $customer_email,
1314 - 'license_key' => $license_key,
1315 - 'product_id' => $product_id,
1316 - 'instance' => $domain, // THIS IS KEY - include the domain as instance
1317 - 'platform' => 'wordpress' // Optional but good to include
1318 - ),
1319 - 'https://mxchat.ai/'
1320 - ),
1321 - array(
1322 - 'timeout' => 60,
1323 - 'sslverify' => true
1324 - )
1325 - );
1326 -
1327 - if (is_wp_error($response)) {
1328 - $error_message = $response->get_error_message();
1329 - //error_log('MxChat License Activation Error: ' . $error_message);
1330 - wp_send_json_error(esc_html__('Activation failed due to a server error: ', 'mxchat') . $error_message);
1331 - return;
1332 - }
1333 -
1334 - $response_code = wp_remote_retrieve_response_code($response);
1335 - $body = wp_remote_retrieve_body($response);
1336 -
1337 - // Log response for debugging
1338 - //error_log('MxChat License Response Code: ' . $response_code);
1339 - //error_log('MxChat License Response Body: ' . $body);
1340 -
1341 - if ($response_code !== 200) {
1342 - wp_send_json_error(esc_html__('Server returned error code: ', 'mxchat') . $response_code);
1343 - return;
1344 - }
1345 -
1346 - $data = json_decode($body);
1347 -
1348 - if ($data && isset($data->activated) && $data->activated) {
1349 - // Success - save local options
1350 - update_option('mxchat_license_status', 'active');
1351 - update_option('mxchat_pro_email', $customer_email);
1352 - update_option('mxchat_activation_key', $license_key);
1353 - delete_option('mxchat_license_error');
495 + 'timeout' => 60, // 60 seconds timeout
496 + 'sslverify' => true // **CHANGED TO TRUE FOR HTTPS**
497 + )
498 + );
1354 499
1355 - // Also track on your website (this is your existing domain tracking)
1356 - $this->track_domain_on_website($license_key, $customer_email, $domain);
500 + if (is_wp_error($response)) {
501 + $error_message = $response->get_error_message();
502 + //error_log('MxChat License Activation Error: ' . $error_message);
503 + wp_send_json_error(esc_html__('Activation failed due to a server error: ', 'mxchat') . $error_message);
504 + return;
505 + }
1357 506
1358 - wp_send_json_success(array('message' => esc_html__('License activated successfully', 'mxchat')));
1359 - } else {
1360 - $error_message = isset($data->error) ? $data->error : esc_html__('Activation failed', 'mxchat');
1361 - update_option('mxchat_license_status', 'inactive');
1362 - update_option('mxchat_license_error', $error_message);
507 + $response_code = wp_remote_retrieve_response_code($response);
508 + $body = wp_remote_retrieve_body($response);
1363 509
1364 - //error_log('MxChat Activation failed: ' . $error_message);
1365 - wp_send_json_error($error_message);
510 + // Log response for debugging
511 + //error_log('MxChat License Response Code: ' . $response_code);
512 + //error_log('MxChat License Response Body: ' . $body);
513 +
514 + if ($response_code !== 200) {
515 + wp_send_json_error(esc_html__('Server returned error code: ', 'mxchat') . $response_code);
516 + return;
517 + }
518 +
519 + $data = json_decode($body);
520 +
521 + if ($data && isset($data->activated) && $data->activated) {
522 + update_option('mxchat_license_status', 'active');
523 + update_option('mxchat_pro_email', $customer_email);
524 + update_option('mxchat_activation_key', $license_key);
525 + delete_option('mxchat_license_error'); // Clear any previous errors
526 + wp_send_json_success(array('message' => esc_html__('License activated successfully', 'mxchat')));
527 + } else {
528 + $error_message = isset($data->error) ? $data->error : esc_html__('Activation failed', 'mxchat');
529 + update_option('mxchat_license_status', 'inactive');
530 + update_option('mxchat_license_error', $error_message);
531 + wp_send_json_error($error_message);
532 + }
1366 533 }
1367 -}
1368 534
1369 -/**
1370 - * Track domain on your website (separate from WooCommerce activation)
1371 - */
1372 -private function track_domain_on_website($license_key, $email, $domain) {
1373 - // This calls your website's tracking API
1374 - wp_remote_post('https://mxchat.ai/mxchat-api/activate-license', array(
1375 - 'body' => array(
1376 - 'mxchat_pro_email' => $email,
1377 - 'mxchat_activation_key' => $license_key,
1378 - 'domain' => $domain
1379 - ),
1380 - 'timeout' => 10,
1381 - 'sslverify' => true
1382 - ));
1383 -}
1384 535
1385 536 /**
1386 537 * Validates license via AJAX with email and key
1387 538 */
1388 - public function mxchat_check_license_status() {
1389 - // Verify nonce
1390 - if (!check_ajax_referer('mxchat_activate_license_nonce', 'security', false)) {
1391 - wp_send_json_error('Security check failed');
1392 - return;
1393 - }
1394 -
1395 - // Add isset checks for safety
1396 - $email = isset($_POST['email']) ? sanitize_email($_POST['email']) : '';
1397 - $key = isset($_POST['key']) ? sanitize_text_field($_POST['key']) : '';
1398 -
1399 - // Check if this license is actually active in your system
1400 - $is_active = (get_option('mxchat_license_status') === 'active' &&
539 + public function mxchat_check_license_status() {
540 + // Verify nonce
541 + check_ajax_referer($this->mxchat_get_nonce_action(), 'security');
542 +
543 + $email = sanitize_email($_POST['email']);
544 + $key = sanitize_text_field($_POST['key']);
545 +
546 + // Check if this license is actually active in your system
547 + $is_active = (get_option('mxchat_license_status') === 'active' &&
1401 548 get_option('mxchat_pro_email') === $email &&
1402 549 get_option('mxchat_activation_key') === $key);
1403 -
1404 - wp_send_json(array(
1405 - 'is_active' => $is_active
1406 - ));
1407 - }
1408 -
1409 -/**
1410 - * Handle license deactivation - Complete version for plugin
1411 - */
1412 -function mxchat_deactivate_license() {
1413 - // Add debugging
1414 - //error_log('MxChat deactivate function called');
1415 -
1416 - // Check nonce
1417 - if (!check_ajax_referer('mxchat_activate_license_nonce', 'security', false)) {
1418 - //error_log('MxChat deactivate: Nonce check failed');
1419 - wp_send_json_error('Security check failed.');
1420 - return;
1421 - }
1422 550
1423 - // plan-mxchat-20260731-c63fb6 — nonce is not authorization. Without this,
1424 - // any authenticated user holding the nonce could revoke the site's PRO
1425 - // licence. Every sibling handler in this file already checks.
1426 - if (!current_user_can('manage_options')) {
1427 - wp_send_json_error(esc_html__('Unauthorized', 'mxchat'), 403);
1428 - return;
1429 - }
551 + wp_send_json(array(
552 + 'is_active' => $is_active
553 + ));
554 + }
1430 555
1431 - //error_log('MxChat deactivate: Nonce check passed');
1432 -
1433 - $license_key = get_option('mxchat_activation_key');
1434 - $email = get_option('mxchat_pro_email');
1435 - $domain = parse_url(home_url(), PHP_URL_HOST);
1436 -
1437 - //error_log('MxChat deactivate: License: ' . $license_key . ', Email: ' . $email . ', Domain: ' . $domain);
1438 -
1439 - if (empty($license_key) || empty($email)) {
1440 - //error_log('MxChat deactivate: No active license found');
1441 - wp_send_json_error('No active license found.');
1442 - return;
1443 - }
1444 -
1445 - // Clear local license data first
1446 - delete_option('mxchat_license_status');
1447 - delete_option('mxchat_pro_email');
1448 - delete_option('mxchat_activation_key');
1449 - delete_option('mxchat_license_error');
1450 -
1451 - //error_log('MxChat deactivate: Local data cleared');
1452 -
1453 - // Notify your website's API to properly deactivate
1454 - $response = wp_remote_post('https://mxchat.ai/mxchat-api/deactivate-license', array(
1455 - 'body' => array(
1456 - 'license_key' => $license_key,
1457 - 'email' => $email,
1458 - 'domain' => $domain
1459 - ),
1460 - 'timeout' => 15,
1461 - 'sslverify' => true
1462 - ));
1463 -
1464 - if (is_wp_error($response)) {
1465 - //error_log('MxChat deactivate: Server error - ' . $response->get_error_message());
1466 - wp_send_json_success(array(
1467 - 'message' => 'License deactivated locally. Server could not be contacted to free activation slot.',
1468 - 'server_notified' => false
1469 - ));
1470 - return;
1471 - }
1472 -
1473 - $response_body = wp_remote_retrieve_body($response);
1474 - $response_data = json_decode($response_body, true);
1475 -
1476 - //error_log('MxChat deactivate: Server response - ' . $response_body);
1477 -
1478 - if (isset($response_data['success']) && $response_data['success']) {
1479 - //error_log('MxChat deactivate: Success with server notification');
1480 - wp_send_json_success(array(
1481 - 'message' => 'License deactivated successfully. Activation slot has been freed up.',
1482 - 'server_notified' => true
1483 - ));
1484 - } else {
1485 - //error_log('MxChat deactivate: Server responded but deactivation may have failed');
1486 - wp_send_json_success(array(
1487 - 'message' => 'License deactivated locally. Please check your account dashboard to verify the activation was freed.',
1488 - 'server_notified' => false
1489 - ));
1490 - }
1491 -}
1492 556
1493 -
1494 557 // ========================================
1495 558 // ACTIONS & INTENTS AJAX HANDLERS
1496 559 // ========================================
1497 560
@@ -1599,240 +662,8 @@
1599 662 */
1600 663 private function mxchat_get_nonce_action() {
1601 664 return 'mxchat_license_nonce';
1602 665 }
1603 -
1604 - /**
1605 - * Check API key status for all providers
1606 - */
1607 - public function mxchat_check_api_keys() {
1608 - // Check nonce
1609 - if (!wp_verify_nonce($_POST['nonce'] ?? '', 'mxchat_save_setting_nonce')) {
1610 - wp_send_json_error('Invalid nonce');
1611 - }
1612 -
1613 - // Check permissions
1614 - if (!current_user_can('manage_options')) {
1615 - wp_send_json_error('Unauthorized');
1616 - }
1617 -
1618 - // Get current options
1619 - $options = get_option('mxchat_options', array());
1620 -
1621 - // Check which API keys are present
1622 - $api_key_status = array(
1623 - 'openai' => !empty($options['api_key']),
1624 - 'claude' => !empty($options['claude_api_key']),
1625 - 'xai' => !empty($options['xai_api_key']),
1626 - 'deepseek' => !empty($options['deepseek_api_key']),
1627 - 'gemini' => !empty($options['gemini_api_key']),
1628 - 'openrouter' => !empty($options['openrouter_api_key']),
1629 - 'voyage' => !empty($options['voyage_api_key'])
1630 - );
1631 -
1632 - wp_send_json_success($api_key_status);
1633 - }
1634 -
1635 - // ========================================
1636 - // DEBUG & OPTIMIZATION AJAX HANDLERS
1637 - // ========================================
1638 -
1639 - /**
1640 - * Toggle debug mode on/off
1641 - */
1642 - public function mxchat_toggle_debug_mode_callback() {
1643 - // Verify nonce
1644 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1645 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1646 - }
1647 -
1648 - // Check permissions
1649 - if ( ! current_user_can( 'manage_options' ) ) {
1650 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1651 - }
1652 -
1653 - $enabled = isset( $_POST['enabled'] ) && $_POST['enabled'] === 'on';
1654 -
1655 - $options = get_option( 'mxchat_options', array() );
1656 -
1657 - if ( $enabled ) {
1658 - $options['debug_mode'] = 'on';
1659 - update_option( 'mxchat_options', $options );
1660 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode enabled' );
1661 - } else {
1662 - // Log before disabling
1663 - MxChat_Admin::mxchat_log_debug( 'debug_mode', 'Debug mode disabled' );
1664 - $options['debug_mode'] = 'off';
1665 - update_option( 'mxchat_options', $options );
1666 - }
1667 -
1668 - wp_send_json_success( array(
1669 - 'message' => $enabled ? esc_html__( 'Debug mode enabled', 'mxchat' ) : esc_html__( 'Debug mode disabled', 'mxchat' ),
1670 - 'enabled' => $enabled,
1671 - ) );
1672 - }
1673 -
1674 - /**
1675 - * Get the debug log entries
1676 - */
1677 - public function mxchat_get_debug_log_callback() {
1678 - // Verify nonce
1679 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1680 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1681 - }
1682 -
1683 - // Check permissions
1684 - if ( ! current_user_can( 'manage_options' ) ) {
1685 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1686 - }
1687 -
1688 - $log = MxChat_Admin::mxchat_get_debug_log();
1689 -
1690 - wp_send_json_success( array(
1691 - 'log' => $log,
1692 - 'count' => count( $log ),
1693 - ) );
1694 - }
1695 -
1696 - /**
1697 - * Clear the debug log
1698 - */
1699 - public function mxchat_clear_debug_log_callback() {
1700 - // Verify nonce
1701 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1702 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1703 - }
1704 -
1705 - // Check permissions
1706 - if ( ! current_user_can( 'manage_options' ) ) {
1707 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1708 - }
1709 -
1710 - MxChat_Admin::mxchat_clear_debug_log();
1711 -
1712 - // Log that the log was cleared (this will be the first entry in the new log)
1713 - MxChat_Admin::mxchat_log_debug( 'debug_log', 'Debug log cleared by user' );
1714 -
1715 - wp_send_json_success( array( 'message' => esc_html__( 'Debug log cleared', 'mxchat' ) ) );
1716 - }
1717 -
1718 - /**
1719 - * Export settings as JSON
1720 - */
1721 - public function mxchat_export_settings_callback() {
1722 - // Verify nonce
1723 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1724 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1725 - }
1726 -
1727 - // Check permissions
1728 - if ( ! current_user_can( 'manage_options' ) ) {
1729 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1730 - }
1731 -
1732 - $export = MxChat_Admin::mxchat_export_settings();
1733 -
1734 - // Log the export
1735 - MxChat_Admin::mxchat_log_debug( 'settings_export', 'Settings exported by user' );
1736 -
1737 - wp_send_json_success( array(
1738 - 'settings' => $export,
1739 - 'filename' => 'mxchat-settings-' . gmdate( 'Y-m-d-His' ) . '.json',
1740 - ) );
1741 - }
1742 -
1743 - /**
1744 - * Reset all settings to defaults
1745 - */
1746 - public function mxchat_reset_all_settings_callback() {
1747 - // Verify nonce
1748 - if ( ! check_ajax_referer( 'mxchat_save_setting_nonce', '_ajax_nonce', false ) ) {
1749 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1750 - }
1751 -
1752 - // Check permissions
1753 - if ( ! current_user_can( 'manage_options' ) ) {
1754 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1755 - }
1756 -
1757 - // Require confirmation code
1758 - $confirmation = isset( $_POST['confirmation'] ) ? sanitize_text_field( wp_unslash( $_POST['confirmation'] ) ) : '';
1759 -
1760 - if ( strtoupper( $confirmation ) !== 'RESET' ) {
1761 - wp_send_json_error( array( 'message' => esc_html__( 'Invalid confirmation code. Please type RESET to confirm.', 'mxchat' ) ) );
1762 - }
1763 -
1764 - // Perform the reset
1765 - MxChat_Admin::mxchat_reset_all_settings();
1766 -
1767 - wp_send_json_success( array( 'message' => esc_html__( 'All settings have been reset to defaults. The page will reload.', 'mxchat' ) ) );
1768 - }
1769 -
1770 - /**
1771 - * Reset the global rate-limit usage counter to zero on demand.
1772 - *
1773 - * Zeroes the WP option mxchat_chat_limit_<bot>_global that the integrator
1774 - * increments per message, then returns a freshly-formatted readout string
1775 - * so the settings page can update without a reload. Does NOT change any
1776 - * enforcement config — purely clears the running counter.
1777 - */
1778 - public function mxchat_reset_global_rate_limit_callback() {
1779 - // Verify nonce
1780 - if ( ! check_ajax_referer( 'mxchat_reset_global_usage', '_ajax_nonce', false ) ) {
1781 - wp_send_json_error( array( 'message' => esc_html__( 'Security check failed', 'mxchat' ) ) );
1782 - }
1783 -
1784 - // Check permissions
1785 - if ( ! current_user_can( 'manage_options' ) ) {
1786 - wp_send_json_error( array( 'message' => esc_html__( 'Unauthorized', 'mxchat' ) ) );
1787 - }
1788 -
1789 - // Resolve the per-bot counter key the same way the integrator does.
1790 - $bot_id = isset( $_POST['bot_id'] ) ? sanitize_key( wp_unslash( $_POST['bot_id'] ) ) : 'default';
1791 - $safe_bot = preg_replace( '/[^a-zA-Z0-9_]/', '_', $bot_id );
1792 - if ( $safe_bot === '' ) {
1793 - $safe_bot = 'default';
1794 - }
1795 - $option_key = 'mxchat_chat_limit_' . $safe_bot . '_global';
1796 -
1797 - $now = time();
1798 - update_option( $option_key, array( 'count' => 0, 'timestamp' => $now ) );
1799 -
1800 - // Recompute the display string so the front-end can update in place.
1801 - $all_options = get_option( 'mxchat_options', array() );
1802 - $global_cfg = isset( $all_options['rate_limits_global'] ) && is_array( $all_options['rate_limits_global'] )
1803 - ? $all_options['rate_limits_global']
1804 - : array();
1805 - $limit_raw = isset( $global_cfg['limit'] ) ? (string) $global_cfg['limit'] : 'unlimited';
1806 - // Defensive: if a raw __custom__ ever slips through, fall back to the custom value.
1807 - if ( ! ctype_digit( $limit_raw ) && isset( $global_cfg['limit_custom'] ) && ctype_digit( (string) $global_cfg['limit_custom'] ) ) {
1808 - $limit_raw = (string) $global_cfg['limit_custom'];
1809 - }
1810 - $timeframe = isset( $global_cfg['timeframe'] ) ? (string) $global_cfg['timeframe'] : 'daily';
1811 - $windows = array( 'hourly' => 3600, 'daily' => 86400, 'weekly' => 604800, 'monthly' => 2592000 );
1812 - $window = isset( $windows[ $timeframe ] ) ? $windows[ $timeframe ] : 86400;
1813 - $reset_at = $now + $window;
1814 - $limit_int = ctype_digit( $limit_raw ) ? (int) $limit_raw : 0;
1815 -
1816 - $text = sprintf(
1817 - /* translators: 1: used count, 2: limit, 3: remaining, 4: human-readable time until reset */
1818 - esc_html__( '%1$s of %2$s used · %3$s left · resets in %4$s', 'mxchat' ),
1819 - number_format_i18n( 0 ),
1820 - number_format_i18n( $limit_int ),
1821 - number_format_i18n( $limit_int ),
1822 - human_time_diff( $now, $reset_at )
1823 - );
1824 -
1825 - wp_send_json_success( array(
1826 - 'count' => 0,
1827 - 'limit' => $limit_int,
1828 - 'left' => $limit_int,
1829 - 'reset_at' => $reset_at,
1830 - 'pct' => 0,
1831 - 'text' => $text,
1832 - 'message' => esc_html__( 'Usage counter reset.', 'mxchat' ),
1833 - ) );
1834 - }
1835 666
1836 667 }
1837 668
1838 669 // Initialize the AJAX handler