public function getOptions() {
        $options = parent::getOptions();
        if (!array_key_exists('enabled', $options)) {
            $options['enabled'] = true;
        }
        if ($options['enabled']) {
            $config = Garp_Config_Ini::getCached(APPLICATION_PATH . '/configs/acl.ini');
            $aclOptions = $config->acl->toArray();
            $options = array_merge($options, $aclOptions);
        }
        return $options;
    }