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<?php |
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if (!defined('ABSPATH') && !defined("PHP_ERR_MONIT_PATH")) exit; |
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|
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if (!class_exists('WPRWPPHPErrorMonitoring')) : |
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class WPRWPPHPErrorMonitoring { |
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private static $db; |
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private static $settings; |
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private static $info; |
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private static $initialized = false; |
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private static $config = array(); |
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|
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const ERROR_TABLE = 'php_error_store'; |
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|
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private static $include_backtrace = false; |
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private static $max_table_length = 10000; |
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private static $error_level = E_ALL; |
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private static $max_backtrace_frames = 10; |
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private static $md5s_to_ignore = array(); |
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|
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public static function init() { |
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if (self::$initialized) { |
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return; |
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} |
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include_once ABSPATH . 'wp-admin/includes/plugin.php'; |
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|
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if (is_plugin_active('wpremote/plugin.php')) { |
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include_once dirname(__FILE__) . '/../wp_settings.php'; |
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include_once dirname(__FILE__) . '/../wp_db.php'; |
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include_once dirname(__FILE__) . '/../info.php'; |
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self::$settings = new WPRWPSettings(); |
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self::$db = new WPRWPDb(); |
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self::$info = new WPRInfo(self::$settings); |
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|
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if (self::$info->isServiceActive('php_error_monitoring') && self::$info->hasValidDBVersion()) { |
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self::updateDefaultValues(); |
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self::setPhpErrorHandler(); |
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self::$initialized = true; |
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} |
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} |
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} |
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|
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public static function isValidErrorLevel($error_level) { |
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return is_int($error_level) && ($error_level & E_ALL) === $error_level; |
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} |
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|
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public static function updateDefaultValues() { |
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if (!isset(self::$info->config['php_error_monitoring']) || |
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!is_array(self::$info->config['php_error_monitoring'])) { |
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return; |
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} |
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|
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$config = self::$info->config['php_error_monitoring']; |
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|
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if (array_key_exists('include_backtrace', $config) && is_bool($config['include_backtrace'])) { |
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self::$include_backtrace = $config['include_backtrace']; |
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} |
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|
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if (array_key_exists('max_table_length', $config) && is_int($config['max_table_length'])) { |
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self::$max_table_length = $config['max_table_length']; |
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} |
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|
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if (array_key_exists('error_level', $config) && self::isValidErrorLevel($config['error_level'])) { |
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self::$error_level = $config['error_level']; |
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} |
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|
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if (array_key_exists('md5s_to_ignore', $config) && is_array($config['md5s_to_ignore'])) { |
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self::$md5s_to_ignore = $config['md5s_to_ignore']; |
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} |
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|
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if (array_key_exists('max_backtrace_frames', $config) && is_int($config['max_backtrace_frames'])) { |
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self::$max_backtrace_frames = $config['max_backtrace_frames']; |
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} |
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} |
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|
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public static function setPhpErrorHandler() { |
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set_error_handler(array(self::class, 'errorHandler'), self::$error_level); |
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register_shutdown_function(array(self::class, 'handleShutdown')); |
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} |
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|
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public static function handleShutdown() { |
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$error = error_get_last(); |
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if (null !== $error && (($error['type'] & self::$error_level) === $error['type'])) { |
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self::errorHandler($error['type'], $error['message'], $error['file'], $error['line']); |
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} |
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} |
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|
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public static function canAddToBVTable() { |
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$bv_table = self::$db->getBVTable(self::ERROR_TABLE); |
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|
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if (!self::$db->isTablePresent($bv_table)) { |
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return false; |
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} |
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|
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$row_count = self::$db->rowsCount($bv_table); |
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return $row_count < self::$max_table_length; |
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} |
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|
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public static function saveError($data) { |
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if (!self::canAddToBVTable()) { |
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return; |
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} |
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$values = array("data" => $data, "time" => time()); |
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self::$db->insertIntoBVTable(self::ERROR_TABLE, $values); |
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} |
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|
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public static function canCaptureError($md5) { |
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if (in_array($md5, self::$md5s_to_ignore, true)) { |
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return false; |
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} |
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return true; |
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} |
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|
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public static function errorHandler($code, $message, $file, $line) { |
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$data = array(); |
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|
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$serialized_backtrace = ''; |
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if (self::$include_backtrace) { |
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$backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, self::$max_backtrace_frames); |
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|
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$keys = array_flip(array('file', 'line', 'function')); |
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foreach ($backtrace as &$frame) { |
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$frame = array_intersect_key($frame, $keys); |
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} |
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|
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$serialized_backtrace = maybe_serialize($backtrace); |
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$data["backtrace"] = $serialized_backtrace; |
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} |
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|
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$data["md5"] = md5($code . '-' . $message . '-' . $line . '-' . $file . '-' . $serialized_backtrace); |
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|
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if (!self::canCaptureError($data['md5'])) { |
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return; |
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} |
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|
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$data["error_code"] = $code; |
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$data["error_message"] = $message; |
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$data["error_line"] = $line; |
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$data["error_file"] = $file; |
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$uri = array_key_exists('REQUEST_URI', $_SERVER) ? $_SERVER['REQUEST_URI'] : ''; |
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$data["request_path"] = parse_url($uri, PHP_URL_PATH); |
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$data["request_id"] = WPRInfo::getRequestID(); |
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|
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self::saveError(maybe_serialize($data)); |
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} |
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} |
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endif; |
