/**
* Shortcut function for checking download access
* @param int $object_id
* @param int $user_group_id
* @return boolean
*/
public static function canDownload($object_id, $user_group_id = false)
{
return Security::isAdmin() || Security::getAccessBitForObject($object_id, static::$CAN_DOWNLOAD, $user_group_id) > 0;
}