-my $users = new RT::Users($session{'CurrentUser'});
-
-$users->Limit(
- FIELD => 'id',
- VALUE => $RT::SystemUser->id,
- OPERATOR => '!=',
- ENTRYAGGREGATOR => 'AND'
-);
-$users->Limit(
- FIELD => 'id',
- VALUE => $RT::Nobody->id,
- OPERATOR => '!=',
- ENTRYAGGREGATOR => 'AND'
-);
-$users->LimitToPrivileged();
-
-my $groups = new RT::Groups($session{'CurrentUser'});
-
-# self-recursive group membership considered harmful!
-$groups->Limit(FIELD => 'id', VALUE => $Group->id, OPERATOR => '!=' );
-$groups->Limit(FIELD => 'Domain', OPERATOR => '=', VALUE => 'UserDefined');
-
-
+my $user_ids = join(',', grep { $SkipUsers->{$_} } keys %$SkipUsers);
+my $group_ids = join(',', grep { $SkipGroups->{$_} } keys %$SkipGroups);