public function getFlagTreeSubordinateDraggable() {
		$flagTreeDraggable = (bool)$this->getConfig('LdapSync.TreeSubordinate.Draggable');
		if (!$flagTreeDraggable) {
			return false;
		}

		if (!$this->getFlagTreeSubordinateEnable()) {
			return false;
		}

		return true;
	}