Item11212: Don't report groups that were not updated

Most of this task was fixed under Item11208 and Item10815.
The Mapper throws errors and doesn't update the prohibited groups, but
the UI still reported the groups back to the user.

git-svn-id: http://svn.foswiki.org/trunk@12924 0b4bb1d4-4e5a-0410-9cc4-b2b747904278

core/lib/Foswiki/UI/Register.pm

@@ -896,11 +896,15 @@ sub _complete {
             }
         }
 
+        my @addedTo;
+
         if ( ($enableAddToGroup) and ( $data->{AddToGroups} ) ) {
             foreach my $groupName ( split( /,/, $data->{AddToGroups} ) ) {
                 $session->{user} = $regoAgent;
                 try {
                     $users->addUserToGroup( $cUID, $groupName );
+                    push @addedTo, $groupName;
+                    print STDERR "Fell through adding $groupName\n";
                 }
                 catch Error::Simple with {
                     my $e = shift;
@@ -912,6 +916,8 @@ sub _complete {
                 };
             }
         }
+
+        $data->{AddToGroups} = join(',', @addedTo);
     }
     catch Error::Simple with {
         my $e = shift;
@@ -1225,6 +1231,10 @@ sub _buildConfirmationEmail {
     foreach my $fd ( @{ $data->{form} } ) {
         my $name  = $fd->{name};
         my $value = $fd->{value};
+
+        # Override value - Group list might have changed
+        $value = $data->{AddToGroups} if ( $name eq 'AddToGroups' );
+
         if ( ( $name eq 'Password' ) && ($hidePassword) ) {
             $value = '*******';
         }