returning undef on not-found instead of 0 to prevent id=0 conflicts

git-svn-id: svn://svn.open-ils.org/ILS/trunk@8767 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/src/perlmods/OpenILS/Application/Actor.pm b/Open-ILS/src/perlmods/OpenILS/Application/Actor.pm
index 51a41e5..915fade 100644 (file)
--- a/Open-ILS/src/perlmods/OpenILS/Application/Actor.pm
+++ b/Open-ILS/src/perlmods/OpenILS/Application/Actor.pm
@@ -2615,15 +2615,13 @@ __PACKAGE__->register_method(
        /
 );
 
-# XXX Make me retun undef if no user has the ID 
-
 sub usrname_exists {
        my( $self, $conn, $auth, $usrname ) = @_;
        my $e = new_editor(authtoken=>$auth);
        return $e->event unless $e->checkauth;
        my $a = $e->search_actor_user({usrname => $usrname, deleted=>'f'}, {idlist=>1});
        return $$a[0] if $a and @$a;
-       return 0;
+       return undef;
 }
 
 __PACKAGE__->register_method(
@@ -2639,7 +2637,7 @@ sub barcode_exists {
        my $e = new_editor(authtoken=>$auth);
        return $e->event unless $e->checkauth;
        my $card = $e->search_actor_card({barcode => $barcode});
-    return 0 unless @$card;
+    return undef unless @$card;
     return $card->[0]->usr;
 }