protected static function _getCacheID($dir)
{
return implode('|', array($GLOBALS['registry']->getAuth(), $GLOBALS['session']->get('gollem', 'backend_key'), $GLOBALS['prefs']->getValue('show_dotfiles'), $GLOBALS['prefs']->getValue('sortdirsfirst'), $GLOBALS['prefs']->getValue('sortby'), $GLOBALS['prefs']->getValue('sortdir'), $dir));
}