| 1 |
<?php |
| 2 |
/** |
| 3 |
* Plugin Name: MxChat |
| 4 |
* Plugin URI: https://mxchat.ai/ |
| 5 |
* Description: AI chatbot for WordPress with OpenAI, Claude, xAI, DeepSeek, live agent, PDF uploads, WooCommerce, and training on website data. |
| 6 |
* Version: 2.6.3 |
| 7 |
* Author: MxChat |
| 8 |
* Author URI: https://mxchat.ai |
| 9 |
* License: GPLv2 or later |
| 10 |
* License URI: https://www.gnu.org/licenses/gpl-2.0.html |
| 11 |
* Text Domain: mxchat |
| 12 |
* Domain Path: /languages |
| 13 |
*/ |
| 14 |
|
| 15 |
if (!defined('ABSPATH')) { |
| 16 |
exit; // Exit if accessed directly. |
| 17 |
} |
| 18 |
|
| 19 |
// Define plugin version constant for asset versioning |
| 20 |
// Reads version from plugin header automatically |
| 21 |
if (!defined('MXCHAT_VERSION')) { |
| 22 |
$plugin_data = get_file_data(__FILE__, array('Version' => 'Version'), 'plugin'); |
| 23 |
define('MXCHAT_VERSION', $plugin_data['Version']); |
| 24 |
} |
| 25 |
|
| 26 |
function mxchat_load_textdomain() { |
| 27 |
$domain = 'mxchat'; |
| 28 |
$locale = determine_locale(); |
| 29 |
|
| 30 |
// First, try to load from /wp-content/languages/plugins/ (preserved during updates) |
| 31 |
$mo_file = WP_LANG_DIR . '/plugins/' . $domain . '-' . $locale . '.mo'; |
| 32 |
if (file_exists($mo_file)) { |
| 33 |
load_textdomain($domain, $mo_file); |
| 34 |
return; |
| 35 |
} |
| 36 |
|
| 37 |
// Fallback to plugin's /languages directory |
| 38 |
load_plugin_textdomain($domain, false, dirname(plugin_basename(__FILE__)) . '/languages'); |
| 39 |
} |
| 40 |
add_action('init', 'mxchat_load_textdomain'); |
| 41 |
|
| 42 |
// Include classes with error handling |
| 43 |
function mxchat_include_classes() { |
| 44 |
$class_files = array( |
| 45 |
'includes/class-mxchat-integrator.php', |
| 46 |
'includes/class-mxchat-admin.php', |
| 47 |
'includes/class-mxchat-public.php', |
| 48 |
'includes/class-mxchat-utils.php', |
| 49 |
'includes/class-mxchat-user.php', |
| 50 |
'includes/class-mxchat-meta-box.php', |
| 51 |
'includes/class-mxchat-chunker.php', |
| 52 |
'includes/pdf-parser/alt_autoload.php', |
| 53 |
'includes/class-mxchat-word-handler.php', |
| 54 |
'admin/class-ajax-handler.php', |
| 55 |
'admin/class-pinecone-manager.php', |
| 56 |
'admin/class-knowledge-manager.php' |
| 57 |
); |
| 58 |
|
| 59 |
foreach ($class_files as $file) { |
| 60 |
$file_path = plugin_dir_path(__FILE__) . $file; |
| 61 |
if (file_exists($file_path)) { |
| 62 |
require_once $file_path; |
| 63 |
} else { |
| 64 |
//error_log('MxChat: Missing class file - ' . $file); |
| 65 |
} |
| 66 |
} |
| 67 |
} |
| 68 |
|
| 69 |
/** |
| 70 |
* Create URL click tracking table |
| 71 |
*/ |
| 72 |
function mxchat_create_url_clicks_table() { |
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global $wpdb; |
| 74 |
|
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$table_name = $wpdb->prefix . 'mxchat_url_clicks'; |
| 76 |
|
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$charset_collate = $wpdb->get_charset_collate(); |
| 78 |
|
| 79 |
$sql = "CREATE TABLE $table_name ( |
| 80 |
id mediumint(9) NOT NULL AUTO_INCREMENT, |
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session_id varchar(100) NOT NULL, |
| 82 |
clicked_url text NOT NULL, |
| 83 |
message_context text, |
| 84 |
click_timestamp datetime DEFAULT CURRENT_TIMESTAMP, |
| 85 |
user_ip varchar(45), |
| 86 |
user_agent text, |
| 87 |
PRIMARY KEY (id), |
| 88 |
KEY session_id (session_id), |
| 89 |
KEY click_timestamp (click_timestamp) |
| 90 |
) $charset_collate;"; |
| 91 |
|
| 92 |
require_once(ABSPATH . 'wp-admin/includes/upgrade.php'); |
| 93 |
dbDelta($sql); |
| 94 |
} |
| 95 |
|
| 96 |
/** |
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* FIXED: Robust table creation and column management |
| 98 |
*/ |
| 99 |
function mxchat_create_chat_transcripts_table() { |
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global $wpdb; |
| 101 |
|
| 102 |
$table_name = $wpdb->prefix . 'mxchat_chat_transcripts'; |
| 103 |
$charset_collate = $wpdb->get_charset_collate(); |
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|
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// Create table with ALL columns including user_name from the start |
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$sql = "CREATE TABLE $table_name ( |
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id MEDIUMINT(9) NOT NULL AUTO_INCREMENT, |
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user_id MEDIUMINT(9) DEFAULT 0, |
| 109 |
session_id VARCHAR(255) NOT NULL, |
| 110 |
role VARCHAR(255) NOT NULL, |
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message TEXT NOT NULL, |
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user_email VARCHAR(255) DEFAULT NULL, |
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user_name VARCHAR(100) DEFAULT NULL, |
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user_identifier VARCHAR(255) DEFAULT NULL, |
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originating_page_url TEXT DEFAULT NULL, |
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originating_page_title VARCHAR(500) DEFAULT NULL, |
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timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL, |
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PRIMARY KEY (id), |
| 119 |
KEY session_id (session_id), |
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KEY user_email (user_email), |
| 121 |
KEY timestamp (timestamp) |
| 122 |
) $charset_collate;"; |
| 123 |
|
| 124 |
require_once(ABSPATH . 'wp-admin/includes/upgrade.php'); |
| 125 |
$result = dbDelta($sql); |
| 126 |
|
| 127 |
// Log the result for debugging |
| 128 |
if (empty($result)) { |
| 129 |
//error_log("MxChat: dbDelta returned empty result for chat transcripts table"); |
| 130 |
} else { |
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//error_log("MxChat: dbDelta result: " . print_r($result, true)); |
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} |
| 133 |
|
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// IMPORTANT: Ensure all columns exist for existing installations |
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mxchat_ensure_all_columns($table_name); |
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} |
| 137 |
|
| 138 |
/** |
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* Ensure all required columns exist (for upgrades) |
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*/ |
| 141 |
function mxchat_ensure_all_columns($table_name) { |
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global $wpdb; |
| 143 |
|
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// First check if table exists |
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$table_exists = $wpdb->get_var("SHOW TABLES LIKE '$table_name'") === $table_name; |
| 146 |
if (!$table_exists) { |
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//error_log("MxChat: Table $table_name does not exist, cannot add columns"); |
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return; |
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} |
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|
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// Define all required columns and their types |
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$required_columns = [ |
| 153 |
'user_identifier' => 'VARCHAR(255) DEFAULT NULL', |
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'user_email' => 'VARCHAR(255) DEFAULT NULL', |
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'user_name' => 'VARCHAR(100) DEFAULT NULL', |
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'originating_page_url' => 'TEXT DEFAULT NULL', |
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'originating_page_title' => 'VARCHAR(500) DEFAULT NULL', |
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'rag_context' => 'LONGTEXT DEFAULT NULL' |
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]; |
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|
| 161 |
// Get existing columns |
| 162 |
$existing_columns = $wpdb->get_results("SHOW COLUMNS FROM $table_name"); |
| 163 |
if (empty($existing_columns)) { |
| 164 |
//error_log("MxChat: Could not get columns for table $table_name"); |
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return; |
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} |
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|
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$existing_column_names = array_column($existing_columns, 'Field'); |
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|
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// Add missing columns |
| 171 |
foreach ($required_columns as $column_name => $column_definition) { |
| 172 |
if (!in_array($column_name, $existing_column_names)) { |
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$alter_sql = "ALTER TABLE $table_name ADD COLUMN $column_name $column_definition"; |
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$result = $wpdb->query($alter_sql); |
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|
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if ($result === false) { |
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//error_log("MxChat: Failed to add column $column_name to $table_name. Error: " . $wpdb->last_error); |
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} else { |
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//error_log("MxChat: Successfully added column $column_name to $table_name"); |
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} |
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} |
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} |
| 183 |
} |
| 184 |
|
| 185 |
/** |
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* Add role restriction column to knowledge base table |
| 187 |
*/ |
| 188 |
function mxchat_add_role_restriction_column() { |
| 189 |
global $wpdb; |
| 190 |
$table_name = $wpdb->prefix . 'mxchat_system_prompt_content'; |
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|
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// Check if table exists first |
| 193 |
$table_exists = $wpdb->get_var("SHOW TABLES LIKE '$table_name'") === $table_name; |
| 194 |
if (!$table_exists) { |
| 195 |
//error_log("MxChat: System prompt content table does not exist, cannot add role_restriction column"); |
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return; |
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} |
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|
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// Check if column already exists |
| 200 |
$column_exists = $wpdb->get_results( |
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$wpdb->prepare( |
| 202 |
"SHOW COLUMNS FROM {$table_name} LIKE %s", |
| 203 |
'role_restriction' |
| 204 |
) |
| 205 |
); |
| 206 |
|
| 207 |
if (empty($column_exists)) { |
| 208 |
$alter_sql = "ALTER TABLE {$table_name} ADD COLUMN role_restriction VARCHAR(50) DEFAULT 'public' AFTER source_url"; |
| 209 |
$result = $wpdb->query($alter_sql); |
| 210 |
|
| 211 |
if ($result === false) { |
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//error_log("MxChat: Failed to add role_restriction column. Error: " . $wpdb->last_error); |
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} else { |
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//error_log("MxChat: Successfully added role_restriction column"); |
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|
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// Set all existing records to 'public' (everyone can access) |
| 217 |
$update_result = $wpdb->query( |
| 218 |
"UPDATE {$table_name} |
| 219 |
SET role_restriction = 'public' |
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WHERE role_restriction IS NULL OR role_restriction = ''" |
| 221 |
); |
| 222 |
|
| 223 |
if ($update_result !== false) { |
| 224 |
//error_log("MxChat: Updated {$update_result} existing records to public access"); |
| 225 |
} |
| 226 |
} |
| 227 |
} |
| 228 |
} |
| 229 |
|
| 230 |
/** |
| 231 |
* Add enabled_bots column to intents table for multi-bot action filtering |
| 232 |
*/ |
| 233 |
function mxchat_add_enabled_bots_column() { |
| 234 |
global $wpdb; |
| 235 |
$table_name = $wpdb->prefix . 'mxchat_intents'; |
| 236 |
|
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// Check if table exists first |
| 238 |
$table_exists = $wpdb->get_var("SHOW TABLES LIKE '$table_name'") === $table_name; |
| 239 |
if (!$table_exists) { |
| 240 |
//error_log("MxChat: Intents table does not exist, cannot add enabled_bots column"); |
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return; |
| 242 |
} |
| 243 |
|
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// Check if column already exists |
| 245 |
$column_exists = $wpdb->get_results( |
| 246 |
$wpdb->prepare( |
| 247 |
"SHOW COLUMNS FROM {$table_name} LIKE %s", |
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'enabled_bots' |
| 249 |
) |
| 250 |
); |
| 251 |
|
| 252 |
if (empty($column_exists)) { |
| 253 |
$alter_sql = "ALTER TABLE {$table_name} ADD COLUMN enabled_bots LONGTEXT DEFAULT NULL AFTER enabled"; |
| 254 |
$result = $wpdb->query($alter_sql); |
| 255 |
|
| 256 |
if ($result === false) { |
| 257 |
//error_log("MxChat: Failed to add enabled_bots column. Error: " . $wpdb->last_error); |
| 258 |
} else { |
| 259 |
//error_log("MxChat: Successfully added enabled_bots column"); |
| 260 |
|
| 261 |
// Set all existing actions to work with 'default' bot for backward compatibility |
| 262 |
$default_bots = json_encode(['default']); |
| 263 |
$update_result = $wpdb->query( |
| 264 |
$wpdb->prepare( |
| 265 |
"UPDATE {$table_name} |
| 266 |
SET enabled_bots = %s |
| 267 |
WHERE enabled_bots IS NULL OR enabled_bots = ''", |
| 268 |
$default_bots |
| 269 |
) |
| 270 |
); |
| 271 |
|
| 272 |
if ($update_result !== false) { |
| 273 |
//error_log("MxChat: Updated {$update_result} existing actions to work with default bot"); |
| 274 |
} |
| 275 |
} |
| 276 |
} |
| 277 |
} |
| 278 |
|
| 279 |
/** |
| 280 |
* Create Pinecone role restrictions table with multi-bot support |
| 281 |
*/ |
| 282 |
function mxchat_create_pinecone_roles_table() { |
| 283 |
global $wpdb; |
| 284 |
|
| 285 |
$table_name = $wpdb->prefix . 'mxchat_pinecone_roles'; |
| 286 |
$charset_collate = $wpdb->get_charset_collate(); |
| 287 |
|
| 288 |
$sql = "CREATE TABLE $table_name ( |
| 289 |
id mediumint(9) NOT NULL AUTO_INCREMENT, |
| 290 |
vector_id varchar(255) NOT NULL, |
| 291 |
bot_id varchar(50) NOT NULL DEFAULT 'default', |
| 292 |
source_url text, |
| 293 |
role_restriction varchar(50) DEFAULT 'public', |
| 294 |
updated_at timestamp DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, |
| 295 |
PRIMARY KEY (id), |
| 296 |
UNIQUE KEY vector_bot (vector_id, bot_id), |
| 297 |
KEY role_restriction (role_restriction), |
| 298 |
KEY bot_id (bot_id) |
| 299 |
) $charset_collate;"; |
| 300 |
|
| 301 |
require_once(ABSPATH . 'wp-admin/includes/upgrade.php'); |
| 302 |
dbDelta($sql); |
| 303 |
} |
| 304 |
|
| 305 |
/** |
| 306 |
* Add bot_id column to mxchat_pinecone_roles table for multi-bot support |
| 307 |
* This migration runs once to update existing installations |
| 308 |
*/ |
| 309 |
function mxchat_migrate_pinecone_roles_add_bot_id() { |
| 310 |
global $wpdb; |
| 311 |
|
| 312 |
// Check if migration already ran |
| 313 |
$migration_version = get_option('mxchat_pinecone_roles_migration_version', '0'); |
| 314 |
if (version_compare($migration_version, '2.5.2', '>=')) { |
| 315 |
return; // Already migrated |
| 316 |
} |
| 317 |
|
| 318 |
$table_name = $wpdb->prefix . 'mxchat_pinecone_roles'; |
| 319 |
|
| 320 |
// Check if table exists |
| 321 |
if ($wpdb->get_var("SHOW TABLES LIKE '{$table_name}'") != $table_name) { |
| 322 |
return; // Table doesn't exist yet |
| 323 |
} |
| 324 |
|
| 325 |
// Check if bot_id column already exists |
| 326 |
$column_exists = $wpdb->get_results("SHOW COLUMNS FROM {$table_name} LIKE 'bot_id'"); |
| 327 |
|
| 328 |
if (empty($column_exists)) { |
| 329 |
// Add bot_id column |
| 330 |
$wpdb->query("ALTER TABLE {$table_name} ADD COLUMN bot_id VARCHAR(50) NOT NULL DEFAULT 'default' AFTER vector_id"); |
| 331 |
|
| 332 |
// Update the unique key to include bot_id |
| 333 |
$wpdb->query("ALTER TABLE {$table_name} DROP INDEX vector_id"); |
| 334 |
$wpdb->query("ALTER TABLE {$table_name} ADD UNIQUE KEY vector_bot (vector_id, bot_id)"); |
| 335 |
|
| 336 |
// Add index for bot_id |
| 337 |
$wpdb->query("ALTER TABLE {$table_name} ADD KEY bot_id (bot_id)"); |
| 338 |
|
| 339 |
error_log('MxChat: Successfully added bot_id column to mxchat_pinecone_roles table'); |
| 340 |
} |
| 341 |
|
| 342 |
// Mark migration as complete |
| 343 |
update_option('mxchat_pinecone_roles_migration_version', '2.5.2'); |
| 344 |
} |
| 345 |
|
| 346 |
/** |
| 347 |
* 2.5.6: Add content_type column to mxchat_system_prompt_content table |
| 348 |
* Enables filtering knowledge base by content type (posts, pages, PDFs, etc.) |
| 349 |
*/ |
| 350 |
function mxchat_migrate_add_content_type_column() { |
| 351 |
global $wpdb; |
| 352 |
|
| 353 |
// Check if migration already ran |
| 354 |
$migration_version = get_option('mxchat_content_type_migration_version', '0'); |
| 355 |
if (version_compare($migration_version, '2.5.6', '>=')) { |
| 356 |
return; |
| 357 |
} |
| 358 |
|
| 359 |
$table_name = $wpdb->prefix . 'mxchat_system_prompt_content'; |
| 360 |
|
| 361 |
// Check if table exists |
| 362 |
if ($wpdb->get_var("SHOW TABLES LIKE '{$table_name}'") != $table_name) { |
| 363 |
return; |
| 364 |
} |
| 365 |
|
| 366 |
// Check if content_type column already exists |
| 367 |
$column_exists = $wpdb->get_results("SHOW COLUMNS FROM {$table_name} LIKE 'content_type'"); |
| 368 |
|
| 369 |
if (empty($column_exists)) { |
| 370 |
// Add content_type column with default value 'content' for backwards compatibility |
| 371 |
$wpdb->query("ALTER TABLE {$table_name} ADD COLUMN content_type VARCHAR(50) DEFAULT 'content' AFTER role_restriction"); |
| 372 |
|
| 373 |
// Add index for better query performance |
| 374 |
$wpdb->query("ALTER TABLE {$table_name} ADD KEY content_type (content_type)"); |
| 375 |
|
| 376 |
error_log('MxChat: Successfully added content_type column to mxchat_system_prompt_content table'); |
| 377 |
} |
| 378 |
|
| 379 |
// Mark migration as complete |
| 380 |
update_option('mxchat_content_type_migration_version', '2.5.6'); |
| 381 |
} |
| 382 |
|
| 383 |
/** |
| 384 |
* 2.5.2: Create queue processing tables for reliable background processing |
| 385 |
*/ |
| 386 |
function mxchat_create_queue_tables() { |
| 387 |
global $wpdb; |
| 388 |
$charset_collate = $wpdb->get_charset_collate(); |
| 389 |
|
| 390 |
// Main queue table |
| 391 |
$queue_table = $wpdb->prefix . 'mxchat_processing_queue'; |
| 392 |
$sql_queue = "CREATE TABLE $queue_table ( |
| 393 |
id bigint(20) unsigned NOT NULL AUTO_INCREMENT, |
| 394 |
queue_id varchar(64) NOT NULL, |
| 395 |
item_type varchar(20) NOT NULL, |
| 396 |
item_data longtext NOT NULL, |
| 397 |
status varchar(20) NOT NULL DEFAULT 'pending', |
| 398 |
bot_id varchar(50) NOT NULL DEFAULT 'default', |
| 399 |
priority int(11) NOT NULL DEFAULT 0, |
| 400 |
attempts int(11) NOT NULL DEFAULT 0, |
| 401 |
max_attempts int(11) NOT NULL DEFAULT 3, |
| 402 |
error_message text DEFAULT NULL, |
| 403 |
created_at datetime NOT NULL, |
| 404 |
started_at datetime DEFAULT NULL, |
| 405 |
completed_at datetime DEFAULT NULL, |
| 406 |
PRIMARY KEY (id), |
| 407 |
KEY queue_id (queue_id), |
| 408 |
KEY status (status), |
| 409 |
KEY item_type (item_type), |
| 410 |
KEY priority (priority) |
| 411 |
) $charset_collate;"; |
| 412 |
|
| 413 |
// Queue metadata table |
| 414 |
$meta_table = $wpdb->prefix . 'mxchat_queue_meta'; |
| 415 |
$sql_meta = "CREATE TABLE $meta_table ( |
| 416 |
id bigint(20) unsigned NOT NULL AUTO_INCREMENT, |
| 417 |
queue_id varchar(64) NOT NULL, |
| 418 |
meta_key varchar(255) NOT NULL, |
| 419 |
meta_value longtext, |
| 420 |
PRIMARY KEY (id), |
| 421 |
KEY queue_id (queue_id), |
| 422 |
KEY meta_key (meta_key) |
| 423 |
) $charset_collate;"; |
| 424 |
|
| 425 |
require_once(ABSPATH . 'wp-admin/includes/upgrade.php'); |
| 426 |
dbDelta($sql_queue); |
| 427 |
dbDelta($sql_meta); |
| 428 |
|
| 429 |
//error_log("MxChat: Queue tables created/updated successfully"); |
| 430 |
} |
| 431 |
|
| 432 |
/** |
| 433 |
* 2.5.2: Fix URL column size to support long URLs (especially with UTF-8 encoding) |
| 434 |
* This fixes "url, source_url. The supplied values may be too long" errors |
| 435 |
*/ |
| 436 |
function mxchat_fix_url_column_size() { |
| 437 |
global $wpdb; |
| 438 |
$table_name = $wpdb->prefix . 'mxchat_system_prompt_content'; |
| 439 |
|
| 440 |
// Check if table exists |
| 441 |
$table_exists = $wpdb->get_var("SHOW TABLES LIKE '$table_name'") === $table_name; |
| 442 |
if (!$table_exists) { |
| 443 |
return; |
| 444 |
} |
| 445 |
|
| 446 |
// Change url and source_url from VARCHAR to TEXT to handle long URLs |
| 447 |
// This is especially important for URLs with UTF-8 encoded characters (Hebrew, Arabic, etc.) |
| 448 |
$wpdb->query("ALTER TABLE {$table_name} MODIFY COLUMN url TEXT"); |
| 449 |
$wpdb->query("ALTER TABLE {$table_name} MODIFY COLUMN source_url TEXT"); |
| 450 |
|
| 451 |
//error_log("MxChat: Successfully updated url and source_url columns to TEXT type for long URL support"); |
| 452 |
} |
| 453 |
|
| 454 |
/** |
| 455 |
* Migrate deprecated AI models to their replacements |
| 456 |
* Version 2.5.1: Migrate Claude 3.5 Sonnet (deprecated) to Claude 3.7 Sonnet |
| 457 |
*/ |
| 458 |
function mxchat_migrate_deprecated_models() { |
| 459 |
$options = get_option('mxchat_options', array()); |
| 460 |
|
| 461 |
// Check if model is set and is the deprecated Claude 3.5 Sonnet |
| 462 |
if (isset($options['model']) && $options['model'] === 'claude-3-5-sonnet-20241022') { |
| 463 |
// Update to Claude 3.7 Sonnet (the replacement model) |
| 464 |
$options['model'] = 'claude-3-7-sonnet-20250219'; |
| 465 |
update_option('mxchat_options', $options); |
| 466 |
|
| 467 |
// Set a flag to show admin notice |
| 468 |
update_option('mxchat_model_migrated_notice', true); |
| 469 |
|
| 470 |
//error_log('MxChat: Migrated deprecated Claude 3.5 Sonnet to Claude 3.7 Sonnet'); |
| 471 |
} |
| 472 |
} |
| 473 |
|
| 474 |
/** |
| 475 |
* Show admin notice after model migration |
| 476 |
*/ |
| 477 |
function mxchat_show_migration_notice() { |
| 478 |
if (get_option('mxchat_model_migrated_notice')) { |
| 479 |
?> |
| 480 |
<div class="notice notice-info is-dismissible"> |
| 481 |
<p> |
| 482 |
<strong><?php esc_html_e('MxChat Model Updated', 'mxchat'); ?></strong><br> |
| 483 |
<?php esc_html_e('Your chatbot model has been automatically updated from Claude 3.5 Sonnet to Claude 3.7 Sonnet due to the deprecation of the previous model by Anthropic. Claude 3.7 Sonnet offers improved performance and capabilities.', 'mxchat'); ?> |
| 484 |
</p> |
| 485 |
</div> |
| 486 |
<?php |
| 487 |
delete_option('mxchat_model_migrated_notice'); |
| 488 |
} |
| 489 |
} |
| 490 |
|
| 491 |
function mxchat_activate() { |
| 492 |
global $wpdb; |
| 493 |
$charset_collate = $wpdb->get_charset_collate(); |
| 494 |
|
| 495 |
//error_log("MxChat: Running activation function"); |
| 496 |
|
| 497 |
// Create chat transcripts table with improved function |
| 498 |
mxchat_create_chat_transcripts_table(); |
| 499 |
|
| 500 |
// System Prompt Content Table - UPDATED: Use TEXT for url and source_url columns |
| 501 |
$system_prompt_table = $wpdb->prefix . 'mxchat_system_prompt_content'; |
| 502 |
$sql_system_prompt = "CREATE TABLE $system_prompt_table ( |
| 503 |
id MEDIUMINT(9) NOT NULL AUTO_INCREMENT, |
| 504 |
url TEXT NOT NULL, |
| 505 |
article_content LONGTEXT NOT NULL, |
| 506 |
embedding_vector LONGTEXT, |
| 507 |
source_url TEXT DEFAULT NULL, |
| 508 |
role_restriction VARCHAR(50) DEFAULT 'public', |
| 509 |
content_type VARCHAR(50) DEFAULT 'content', |
| 510 |
timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL, |
| 511 |
PRIMARY KEY (id), |
| 512 |
KEY content_type (content_type) |
| 513 |
) $charset_collate;"; |
| 514 |
|
| 515 |
// Intents Table - NOW INCLUDES enabled_bots column from the start |
| 516 |
$intents_table = $wpdb->prefix . 'mxchat_intents'; |
| 517 |
$sql_intents_table = "CREATE TABLE $intents_table ( |
| 518 |
id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT, |
| 519 |
intent_label VARCHAR(255) NOT NULL, |
| 520 |
phrases TEXT NOT NULL, |
| 521 |
embedding_vector LONGTEXT NOT NULL, |
| 522 |
callback_function VARCHAR(255) NOT NULL, |
| 523 |
similarity_threshold FLOAT DEFAULT 0.85, |
| 524 |
enabled TINYINT(1) NOT NULL DEFAULT 1, |
| 525 |
enabled_bots LONGTEXT DEFAULT NULL, |
| 526 |
PRIMARY KEY (id) |
| 527 |
) $charset_collate;"; |
| 528 |
|
| 529 |
require_once ABSPATH . 'wp-admin/includes/upgrade.php'; |
| 530 |
|
| 531 |
// Create other tables |
| 532 |
dbDelta($sql_system_prompt); |
| 533 |
dbDelta($sql_intents_table); |
| 534 |
|
| 535 |
// Create URL click tracking table |
| 536 |
mxchat_create_url_clicks_table(); |
| 537 |
|
| 538 |
// Create Pinecone roles table |
| 539 |
mxchat_create_pinecone_roles_table(); |
| 540 |
|
| 541 |
// NEW 2.5.2: Create queue processing tables |
| 542 |
mxchat_create_queue_tables(); |
| 543 |
|
| 544 |
// Ensure additional columns in system prompt table |
| 545 |
$existing_system_columns = $wpdb->get_results("SHOW COLUMNS FROM $system_prompt_table"); |
| 546 |
if (!empty($existing_system_columns)) { |
| 547 |
$existing_system_column_names = array_column($existing_system_columns, 'Field'); |
| 548 |
|
| 549 |
if (!in_array('embedding_vector', $existing_system_column_names)) { |
| 550 |
$wpdb->query("ALTER TABLE $system_prompt_table ADD COLUMN embedding_vector LONGTEXT"); |
| 551 |
} |
| 552 |
if (!in_array('source_url', $existing_system_column_names)) { |
| 553 |
$wpdb->query("ALTER TABLE $system_prompt_table ADD COLUMN source_url TEXT DEFAULT NULL"); |
| 554 |
} |
| 555 |
if (!in_array('role_restriction', $existing_system_column_names)) { |
| 556 |
$wpdb->query("ALTER TABLE $system_prompt_table ADD COLUMN role_restriction VARCHAR(50) DEFAULT 'public' AFTER source_url"); |
| 557 |
} |
| 558 |
} |
| 559 |
|
| 560 |
// Set default thresholds for existing intents |
| 561 |
$wpdb->query("UPDATE {$intents_table} SET similarity_threshold = 0.85 WHERE similarity_threshold IS NULL"); |
| 562 |
|
| 563 |
// Ensure enabled column exists in intents table |
| 564 |
$existing_intent_columns = $wpdb->get_results("SHOW COLUMNS FROM $intents_table"); |
| 565 |
if (!empty($existing_intent_columns)) { |
| 566 |
$existing_intent_column_names = array_column($existing_intent_columns, 'Field'); |
| 567 |
|
| 568 |
if (!in_array('enabled', $existing_intent_column_names)) { |
| 569 |
$wpdb->query("ALTER TABLE $intents_table ADD COLUMN enabled TINYINT(1) NOT NULL DEFAULT 1"); |
| 570 |
} |
| 571 |
|
| 572 |
// Ensure enabled_bots column exists for existing installations |
| 573 |
if (!in_array('enabled_bots', $existing_intent_column_names)) { |
| 574 |
$wpdb->query("ALTER TABLE $intents_table ADD COLUMN enabled_bots LONGTEXT DEFAULT NULL AFTER enabled"); |
| 575 |
|
| 576 |
// Set existing actions to work with default bot |
| 577 |
$default_bots = json_encode(['default']); |
| 578 |
$wpdb->query($wpdb->prepare( |
| 579 |
"UPDATE {$intents_table} SET enabled_bots = %s WHERE enabled_bots IS NULL", |
| 580 |
$default_bots |
| 581 |
)); |
| 582 |
} |
| 583 |
} |
| 584 |
|
| 585 |
// Run migration for existing installations |
| 586 |
mxchat_migrate_pinecone_roles_add_bot_id(); |
| 587 |
|
| 588 |
// Setup cron jobs |
| 589 |
mxchat_setup_cron_jobs(); |
| 590 |
|
| 591 |
// Update version |
| 592 |
update_option('mxchat_plugin_version', MXCHAT_VERSION); |
| 593 |
|
| 594 |
//error_log("MxChat: Activation function completed"); |
| 595 |
} |
| 596 |
|
| 597 |
/** |
| 598 |
* Setup cron jobs on plugin activation |
| 599 |
*/ |
| 600 |
function mxchat_setup_cron_jobs() { |
| 601 |
// Clear any existing cron jobs first |
| 602 |
wp_clear_scheduled_hook('mxchat_reset_rate_limits'); |
| 603 |
|
| 604 |
// Check if WordPress cron is disabled |
| 605 |
if (defined('DISABLE_WP_CRON') && DISABLE_WP_CRON) { |
| 606 |
// Set flag to use fallback system |
| 607 |
update_option('mxchat_use_fallback_rate_limits', true); |
| 608 |
update_option('mxchat_next_rate_limit_check', time() + 3600); |
| 609 |
return; |
| 610 |
} |
| 611 |
|
| 612 |
// Schedule the rate limit reset cron job |
| 613 |
$result = wp_schedule_event(time() + 300, 'hourly', 'mxchat_reset_rate_limits'); |
| 614 |
|
| 615 |
if ($result === false) { |
| 616 |
// Fallback if scheduling fails |
| 617 |
update_option('mxchat_use_fallback_rate_limits', true); |
| 618 |
update_option('mxchat_next_rate_limit_check', time() + 3600); |
| 619 |
} else { |
| 620 |
// Clear fallback flags if cron scheduling succeeded |
| 621 |
delete_option('mxchat_use_fallback_rate_limits'); |
| 622 |
} |
| 623 |
|
| 624 |
// Schedule transcript cleanup if configured |
| 625 |
$transcript_options = get_option('mxchat_transcripts_options', array()); |
| 626 |
$cleanup_interval = isset($transcript_options['mxchat_auto_delete_transcripts']) ? $transcript_options['mxchat_auto_delete_transcripts'] : 'never'; |
| 627 |
|
| 628 |
if ($cleanup_interval !== 'never') { |
| 629 |
// Check if not already scheduled |
| 630 |
if (!wp_next_scheduled('mxchat_cleanup_old_transcripts')) { |
| 631 |
// Schedule to run daily at 3 AM |
| 632 |
$next_run = strtotime('tomorrow 3:00 AM'); |
| 633 |
wp_schedule_event($next_run, 'daily', 'mxchat_cleanup_old_transcripts'); |
| 634 |
} |
| 635 |
} |
| 636 |
} |
| 637 |
|
| 638 |
/** |
| 639 |
* Clean up on plugin deactivation |
| 640 |
*/ |
| 641 |
function mxchat_deactivate() { |
| 642 |
// Clear scheduled cron jobs |
| 643 |
wp_clear_scheduled_hook('mxchat_reset_rate_limits'); |
| 644 |
wp_clear_scheduled_hook('mxchat_cleanup_old_transcripts'); |
| 645 |
wp_clear_scheduled_hook('mxchat_send_delayed_transcript'); |
| 646 |
|
| 647 |
// Clear fallback options |
| 648 |
delete_option('mxchat_use_fallback_rate_limits'); |
| 649 |
delete_option('mxchat_next_rate_limit_check'); |
| 650 |
delete_option('mxchat_fallback_check_interval'); |
| 651 |
|
| 652 |
// NOTE: We do NOT delete queue tables on deactivation |
| 653 |
// This preserves data if user accidentally deactivates the plugin |
| 654 |
} |
| 655 |
|
| 656 |
/** |
| 657 |
* Check if fallback rate limit cleanup is needed |
| 658 |
*/ |
| 659 |
function mxchat_check_fallback_rate_limits() { |
| 660 |
$use_fallback = get_option('mxchat_use_fallback_rate_limits', false); |
| 661 |
|
| 662 |
if (!$use_fallback) { |
| 663 |
return; |
| 664 |
} |
| 665 |
|
| 666 |
$next_check = get_option('mxchat_next_rate_limit_check', 0); |
| 667 |
|
| 668 |
if (time() >= $next_check) { |
| 669 |
// Only run reset if the MxChat_Integrator class exists |
| 670 |
if (class_exists('MxChat_Integrator')) { |
| 671 |
$integrator = new MxChat_Integrator(); |
| 672 |
if (method_exists($integrator, 'mxchat_reset_rate_limits')) { |
| 673 |
$integrator->mxchat_reset_rate_limits(); |
| 674 |
update_option('mxchat_next_rate_limit_check', time() + 3600); |
| 675 |
} |
| 676 |
} |
| 677 |
} |
| 678 |
} |
| 679 |
|
| 680 |
/** |
| 681 |
* Robust update checking with role restriction migration, model deprecation, and queue tables |
| 682 |
* CRITICAL: This runs on EVERY page load to ensure tables exist |
| 683 |
*/ |
| 684 |
function mxchat_check_for_update() { |
| 685 |
global $wpdb; |
| 686 |
|
| 687 |
try { |
| 688 |
$current_version = get_option('mxchat_plugin_version', '0.0.0'); |
| 689 |
$plugin_version = MXCHAT_VERSION; |
| 690 |
|
| 691 |
// Always ensure critical tables exist (even if version matches) |
| 692 |
// This handles manual table deletion or fresh installs |
| 693 |
$chat_table = $wpdb->prefix . 'mxchat_chat_transcripts'; |
| 694 |
$queue_table = $wpdb->prefix . 'mxchat_processing_queue'; |
| 695 |
|
| 696 |
$chat_exists = $wpdb->get_var("SHOW TABLES LIKE '$chat_table'") === $chat_table; |
| 697 |
$queue_exists = $wpdb->get_var("SHOW TABLES LIKE '$queue_table'") === $queue_table; |
| 698 |
|
| 699 |
if (!$chat_exists || !$queue_exists) { |
| 700 |
//error_log("MxChat: Critical tables missing, running activation"); |
| 701 |
mxchat_activate(); |
| 702 |
} |
| 703 |
|
| 704 |
// Version-specific migrations |
| 705 |
if ($current_version !== $plugin_version) { |
| 706 |
//error_log("MxChat: Version change detected: $current_version -> $plugin_version"); |
| 707 |
|
| 708 |
// Run live agent update BEFORE updating the stored version |
| 709 |
mxchat_handle_live_agent_update(); |
| 710 |
|
| 711 |
// Run role restriction migration for 2.4.1 |
| 712 |
if (version_compare($current_version, '2.4.1', '<')) { |
| 713 |
mxchat_add_role_restriction_column(); |
| 714 |
} |
| 715 |
|
| 716 |
// Run enabled_bots column migration for 2.4.4 |
| 717 |
if (version_compare($current_version, '2.4.4', '<')) { |
| 718 |
mxchat_add_enabled_bots_column(); |
| 719 |
} |
| 720 |
|
| 721 |
// Run model migration for 2.5.1 (Claude deprecation) |
| 722 |
if (version_compare($current_version, '2.5.1', '<')) { |
| 723 |
mxchat_migrate_deprecated_models(); |
| 724 |
} |
| 725 |
|
| 726 |
// 2.5.2: Ensure queue tables exist and fix URL column sizes for all users upgrading to 2.5.2 |
| 727 |
if (version_compare($current_version, '2.5.2', '<')) { |
| 728 |
mxchat_create_queue_tables(); |
| 729 |
mxchat_fix_url_column_size(); // NEW: Fix URL column size for long URLs |
| 730 |
//error_log("MxChat: Queue tables created and URL columns updated for upgrade to 2.5.2"); |
| 731 |
} |
| 732 |
|
| 733 |
// 2.6.0: Ensure rag_context column exists for retrieved documents feature |
| 734 |
if (version_compare($current_version, '2.6.0', '<')) { |
| 735 |
$chat_table = $wpdb->prefix . 'mxchat_chat_transcripts'; |
| 736 |
mxchat_ensure_all_columns($chat_table); |
| 737 |
//error_log("MxChat: rag_context column migration for 2.6.0"); |
| 738 |
} |
| 739 |
|
| 740 |
// Run full activation to ensure everything is up to date |
| 741 |
mxchat_activate(); |
| 742 |
|
| 743 |
// Run migration functions |
| 744 |
mxchat_migrate_live_agent_status(); |
| 745 |
|
| 746 |
// Add the cleanup function for version 2.1.8 |
| 747 |
if (version_compare($current_version, '2.1.8', '<')) { |
| 748 |
$deleted = mxchat_cleanup_orphaned_chat_history(); |
| 749 |
} |
| 750 |
|
| 751 |
// Update version LAST |
| 752 |
update_option('mxchat_plugin_version', $plugin_version); |
| 753 |
|
| 754 |
//error_log("MxChat: Updated from version $current_version to $plugin_version"); |
| 755 |
} |
| 756 |
|
| 757 |
} catch (Exception $e) { |
| 758 |
//error_log('MxChat update error: ' . $e->getMessage()); |
| 759 |
// Don't update version if there was an error |
| 760 |
} |
| 761 |
} |
| 762 |
|
| 763 |
/** |
| 764 |
* Ensure tables exist on every admin load for fresh installations |
| 765 |
* This is a safety net for cases where activation hook doesn't fire |
| 766 |
*/ |
| 767 |
function mxchat_ensure_tables_exist() { |
| 768 |
global $wpdb; |
| 769 |
|
| 770 |
// Only run for admin users to avoid performance impact |
| 771 |
if (!current_user_can('administrator')) { |
| 772 |
return; |
| 773 |
} |
| 774 |
|
| 775 |
// Check if we've already verified tables in this session |
| 776 |
static $tables_checked = false; |
| 777 |
if ($tables_checked) { |
| 778 |
return; |
| 779 |
} |
| 780 |
$tables_checked = true; |
| 781 |
|
| 782 |
$table_name = $wpdb->prefix . 'mxchat_chat_transcripts'; |
| 783 |
$queue_table = $wpdb->prefix . 'mxchat_processing_queue'; |
| 784 |
|
| 785 |
$chat_exists = $wpdb->get_var("SHOW TABLES LIKE '$table_name'") === $table_name; |
| 786 |
$queue_exists = $wpdb->get_var("SHOW TABLES LIKE '$queue_table'") === $queue_table; |
| 787 |
|
| 788 |
if (!$chat_exists || !$queue_exists) { |
| 789 |
//error_log("MxChat: Tables missing on admin load, running activation"); |
| 790 |
mxchat_activate(); |
| 791 |
} |
| 792 |
} |
| 793 |
|
| 794 |
/** |
| 795 |
* Clean up orphaned chat history options from the wp_options table |
| 796 |
* @return int Number of options deleted |
| 797 |
*/ |
| 798 |
function mxchat_cleanup_orphaned_chat_history() { |
| 799 |
global $wpdb; |
| 800 |
$count = 0; |
| 801 |
|
| 802 |
// Get all option keys that match our pattern |
| 803 |
$history_options = $wpdb->get_results( |
| 804 |
"SELECT option_name FROM {$wpdb->options} |
| 805 |
WHERE option_name LIKE 'mxchat_history_%'" |
| 806 |
); |
| 807 |
|
| 808 |
if (!empty($history_options)) { |
| 809 |
foreach ($history_options as $option) { |
| 810 |
// Extract the session ID from the option name |
| 811 |
$session_id = str_replace('mxchat_history_', '', $option->option_name); |
| 812 |
|
| 813 |
// Check if this session still exists in the custom table |
| 814 |
$table_name = $wpdb->prefix . 'mxchat_chat_transcripts'; |
| 815 |
$exists = $wpdb->get_var( |
| 816 |
$wpdb->prepare( |
| 817 |
"SELECT COUNT(*) FROM {$table_name} WHERE session_id = %s", |
| 818 |
$session_id |
| 819 |
) |
| 820 |
); |
| 821 |
|
| 822 |
// If session doesn't exist in the main table, delete the option |
| 823 |
if ($exists == 0) { |
| 824 |
delete_option($option->option_name); |
| 825 |
// Also delete related metadata |
| 826 |
delete_option("mxchat_email_{$session_id}"); |
| 827 |
delete_option("mxchat_name_{$session_id}"); |
| 828 |
delete_option("mxchat_agent_name_{$session_id}"); |
| 829 |
$count++; |
| 830 |
} |
| 831 |
} |
| 832 |
} |
| 833 |
|
| 834 |
return $count; |
| 835 |
} |
| 836 |
|
| 837 |
function mxchat_migrate_live_agent_status() { |
| 838 |
$options = get_option('mxchat_options', []); |
| 839 |
|
| 840 |
// Check if live_agent_status exists |
| 841 |
if (isset($options['live_agent_status'])) { |
| 842 |
$current_status = $options['live_agent_status']; |
| 843 |
$needs_update = false; |
| 844 |
|
| 845 |
// Convert to new format if needed |
| 846 |
if ($current_status === 'online') { |
| 847 |
$options['live_agent_status'] = 'on'; |
| 848 |
$needs_update = true; |
| 849 |
} else if ($current_status === 'offline') { |
| 850 |
$options['live_agent_status'] = 'off'; |
| 851 |
$needs_update = true; |
| 852 |
} else if (!in_array($current_status, ['on', 'off'])) { |
| 853 |
// Default to off for any unexpected values |
| 854 |
$options['live_agent_status'] = 'off'; |
| 855 |
$needs_update = true; |
| 856 |
} |
| 857 |
|
| 858 |
// Only update if needed |
| 859 |
if ($needs_update) { |
| 860 |
update_option('mxchat_options', $options); |
| 861 |
} |
| 862 |
} else { |
| 863 |
// If status doesn't exist, set default to off |
| 864 |
$options['live_agent_status'] = 'off'; |
| 865 |
update_option('mxchat_options', $options); |
| 866 |
} |
| 867 |
} |
| 868 |
|
| 869 |
function mxchat_handle_live_agent_update() { |
| 870 |
// Get the CURRENT stored version (before it gets updated) |
| 871 |
$current_version = get_option('mxchat_plugin_version', '0.0.0'); |
| 872 |
$new_version = '2.2.2'; |
| 873 |
|
| 874 |
// Only run this once for the update to 2.2.2 |
| 875 |
$update_handled = get_option('mxchat_live_agent_update_2_2_2_handled', false); |
| 876 |
|
| 877 |
// Check if we're upgrading TO 2.2.2 and haven't handled this yet |
| 878 |
if (version_compare($current_version, $new_version, '<') && !$update_handled) { |
| 879 |
$options = get_option('mxchat_options', array()); |
| 880 |
|
| 881 |
// Check if live agent was previously enabled |
| 882 |
if (isset($options['live_agent_status']) && $options['live_agent_status'] === 'on') { |
| 883 |
// Disable live agent |
| 884 |
$options['live_agent_status'] = 'off'; |
| 885 |
update_option('mxchat_options', $options); |
| 886 |
|
| 887 |
// Set flag to show the notification banner |
| 888 |
update_option('mxchat_show_live_agent_disabled_notice', true); |
| 889 |
} |
| 890 |
|
| 891 |
// Mark this update as handled |
| 892 |
update_option('mxchat_live_agent_update_2_2_2_handled', true); |
| 893 |
} |
| 894 |
} |
| 895 |
|
| 896 |
// Initialize plugin safely |
| 897 |
function mxchat_init() { |
| 898 |
// Include all class files first |
| 899 |
mxchat_include_classes(); |
| 900 |
|
| 901 |
// Run update check (this also ensures tables exist) |
| 902 |
mxchat_check_for_update(); |
| 903 |
|
| 904 |
// CRITICAL: Ensure tables exist on admin pages (safety net) |
| 905 |
add_action('admin_init', 'mxchat_ensure_tables_exist', 1); |
| 906 |
|
| 907 |
// Add fallback rate limit check |
| 908 |
add_action('init', 'mxchat_check_fallback_rate_limits', 5); |
| 909 |
|
| 910 |
// Add migration notice hook |
| 911 |
add_action('admin_notices', 'mxchat_show_migration_notice'); |
| 912 |
|
| 913 |
// Initialize classes with error handling |
| 914 |
try { |
| 915 |
// Initialize admin classes |
| 916 |
if (is_admin()) { |
| 917 |
if (class_exists('MxChat_Knowledge_Manager')) { |
| 918 |
$mxchat_knowledge_manager = new MxChat_Knowledge_Manager(); |
| 919 |
|
| 920 |
if (class_exists('MxChat_Admin')) { |
| 921 |
$mxchat_admin = new MxChat_Admin($mxchat_knowledge_manager); |
| 922 |
} |
| 923 |
} |
| 924 |
|
| 925 |
// Initialize meta box class |
| 926 |
if (class_exists('MxChat_Meta_Box')) { |
| 927 |
new MxChat_Meta_Box(); |
| 928 |
} |
| 929 |
} |
| 930 |
|
| 931 |
// Initialize public classes |
| 932 |
if (class_exists('MxChat_Public')) { |
| 933 |
$mxchat_public = new MxChat_Public(); |
| 934 |
} |
| 935 |
|
| 936 |
if (class_exists('MxChat_Integrator')) { |
| 937 |
global $mxchat_integrator; |
| 938 |
$mxchat_integrator = new MxChat_Integrator(); |
| 939 |
} |
| 940 |
|
| 941 |
} catch (Exception $e) { |
| 942 |
//error_log('MxChat initialization error: ' . $e->getMessage()); |
| 943 |
|
| 944 |
// Show admin notice if there's an error |
| 945 |
if (is_admin()) { |
| 946 |
add_action('admin_notices', function() use ($e) { |
| 947 |
echo '<div class="notice notice-error"><p>'; |
| 948 |
echo '<strong>MxChat Error:</strong> Plugin initialization failed. '; |
| 949 |
echo 'Please check error logs or contact support. Error: ' . esc_html($e->getMessage()); |
| 950 |
echo '</p></div>'; |
| 951 |
}); |
| 952 |
} |
| 953 |
} |
| 954 |
} |
| 955 |
|
| 956 |
// Run initialization on plugins_loaded |
| 957 |
add_action('plugins_loaded', 'mxchat_init'); |
| 958 |
|
| 959 |
// Run migration check on admin init (for auto-updates without reactivation) |
| 960 |
add_action('admin_init', 'mxchat_check_and_run_migrations'); |
| 961 |
|
| 962 |
/** |
| 963 |
* Check and run migrations on admin init |
| 964 |
* This ensures migrations run even when plugin is auto-updated |
| 965 |
*/ |
| 966 |
function mxchat_check_and_run_migrations() { |
| 967 |
// Only run in admin and not on every request |
| 968 |
static $checked = false; |
| 969 |
if ($checked) { |
| 970 |
return; |
| 971 |
} |
| 972 |
$checked = true; |
| 973 |
|
| 974 |
mxchat_migrate_pinecone_roles_add_bot_id(); |
| 975 |
mxchat_migrate_add_content_type_column(); |
| 976 |
} |
| 977 |
|
| 978 |
// Register activation hook |
| 979 |
register_activation_hook(__FILE__, 'mxchat_activate'); |
| 980 |
|
| 981 |
// Add cron schedule |
| 982 |
add_filter('cron_schedules', function($schedules) { |
| 983 |
$schedules['one_minute'] = array( |
| 984 |
'interval' => 60, |
| 985 |
'display' => 'Every Minute' |
| 986 |
); |
| 987 |
return $schedules; |
| 988 |
}); |
| 989 |
|
| 990 |
// Register deactivation hook |
| 991 |
register_deactivation_hook(__FILE__, 'mxchat_deactivate'); |
