RightsSetter::hasAlreadySimpleRight

private function hasAlreadySimpleRight($accessCode)
{
	$objectId = (int)$this->object->getId();
	$accessCode = $this->sqlHelper->forSql($accessCode);

	return (bool)$this->connection->query("
		SELECT 1 FROM b_disk_simple_right WHERE OBJECT_ID = {$objectId} AND ACCESS_CODE = '{$accessCode}'
	")->fetch();
}