/**
* Returns the IDs of ALL groups this user is a member to, recursively.
* Similar to {@link getAllGroups()}, except this returns IDs.
*/
function getAllGroupIDs($project=0,$id=0)
{
$group=new LPC_Group();
$groupIDs=$this->getGroupIDs($project,$id);
$indirectIDs=array();
foreach($groupIDs as $groupID)
$indirectIDs=array_merge($indirectIDs,$group->getAllMembershipGroupIDs($groupID,$project));
return array_unique(array_merge($groupIDs,$indirectIDs));
}
