public function getAclMask()
    {
        $_config =& CKFinder_Connector_Core_Factory::getInstance("Core_Config");
        $_aclConfig = $_config->getAccessControlConfig();

        if ($this->_aclMask == -1) {
            $this->_aclMask = $_aclConfig->getComputedMask($this->_resourceTypeName, $this->_clientPath);
        }

        return $this->_aclMask;
    }