public static function hideExternalRelations($entityguid, $userid, $relations = array())
{
$entityname = EntityTypes::getTypeByGuid($entityguid);
$users = new Default_Model_Researchers();
$users->filter->id->numequals($userid);
if (count($users->items) === 0) {
return "Invalid user id given";
}
$user = $users->items[0];
$privs = $user->getPrivs();
if ($privs->canModifyApplicationDescription($entityguid) == false) {
return "Cannot modify external relations. Permission denied.";
}
if ($entityname === null) {
throw new Exception("Object entity type not found for relation");
}
return EntityRelations::hideExternalRelations($entityguid, $entityname, $userid, $relations);
}
