3.0 The `$handled` parameter was added. * * @param array $error Error information retrieved from `error_get_last()`. * @param true|WP_Error $handled Whether Recovery Mode handled the fatal error. */ protected function display_error_template( $error, $handled ) { if ( defined( 'WP_CONTENT_DIR' ) ) { // Load custom PHP error template, if present. $php_error_pluggable = WP_CONTENT_DIR . '/php-error.php'; if ( is_readable( $php_error_pluggable ) ) { require_once $php_error_pluggable; return; } } // Otherwise, display the default error template. $this->display_default_error_template( $error, $handled ); } /** * Displays the default PHP error template. * * This method is called conditionally if no 'php-error.php' drop-in is available. * * It calls {@see wp_die()} with a message indicating that the site is experiencing technical difficulties and a * login link to the admin backend. The {@see 'wp_php_error_message'} and {@see 'wp_php_error_args'} filters can * be used to modify these parameters. * * @since 5.2.0 * @since 5.3.0 The `$handled` parameter was added. * * @param array $error Error information retrieved from `error_get_last()`. * @param true|WP_Error $handled Whether Recovery Mode handled the fatal error. */ protected function display_default_error_template( $error, $handled ) { if ( ! function_exists( '__' ) ) { wp_load_translations_early(); } if ( ! function_exists( 'wp_die' ) ) { require_once ABSPATH . WPINC . '/functions.php'; } if ( ! class_exists( 'WP_Error' ) ) { require_once ABSPATH . WPINC . '/class-wp-error.php'; } if ( true === $handled && wp_is_recovery_mode() ) { $message = __( 'There has been a critical error on this website, putting it in recovery mode. Please check the Themes and Plugins screens for more details. If you just installed or updated a theme or plugin, check the relevant page for that first.' ); } elseif ( is_protected_endpoint() && wp_recovery_mode()->is_initialized() ) { if ( is_multisite() ) { $message = __( 'There has been a critical error on this website. Please reach out to your site administrator, and inform them of this error for further assistance.' ); } else { $message = __( 'There has been a critical error on this website. Please check your site admin email inbox for instructions.' ); } } else { $message = __( 'There has been a critical error on this website.' ); } $message = sprintf( '

%s

%s

', $message, /* translators: Documentation about troubleshooting. */ __( 'https://wordpress.org/documentation/article/faq-troubleshooting/' ), __( 'Learn more about troubleshooting WordPress.' ) ); $args = array( 'response' => 500, 'exit' => false, ); /** * Filters the message that the default PHP error template displays. * * @since 5.2.0 * * @param string $message HTML error message to display. * @param array $error Error information retrieved from `error_get_last()`. */ $message = apply_filters( 'wp_php_error_message', $message, $error ); /** * Filters the arguments passed to {@see wp_die()} for the default PHP error template. * * @since 5.2.0 * * @param array $args Associative array of arguments passed to `wp_die()`. By default these contain a * 'response' key, and optionally 'link_url' and 'link_text' keys. * @param array $error Error information retrieved from `error_get_last()`. */ $args = apply_filters( 'wp_php_error_args', $args, $error ); $wp_error = new WP_Error( 'internal_server_error', $message, array( 'error' => $error, ) ); wp_die( $wp_error, '', $args ); } }