private static function _loadFromBuild() { if (!isset(self::$_supportedContexts)) { if (file_exists('build/component/layoutcontexts')) { $data = unserialize(file_get_contents('build/component/layoutcontexts')); self::$_supportedContexts = $data['contexts']; self::$_supportedChildContexts = $data['childContexts']; } else { self::$_supportedContexts = array(); self::$_supportedChildContexts = array(); } } }