X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=SL%2FDB%2FObject.pm;h=fc13652132f2cb6f9a9efb806e6efe868aed62e1;hb=87e65e6c1cc64bfb2d73b6914ed2ef136861dd42;hp=d1e6cb0aa37eb0a8e5411d8b38b73312900fafce;hpb=17e547071d67a5063e3067b1dd72035c0192bacb;p=kivitendo-erp.git

diff --git a/SL/DB/Object.pm b/SL/DB/Object.pm
index d1e6cb0aa..fc1365213 100755
--- a/SL/DB/Object.pm
+++ b/SL/DB/Object.pm
@@ -96,6 +96,17 @@ sub call_sub_if {
   return $check ? $self->$sub(@_) : $self;
 }
 
+sub get_first_conflicting {
+  my ($self, @attributes) = @_;
+
+  my $primary_key         = ($self->meta->primary_key)[0];
+  my @where               = map { ($_ => $self->$_) } @attributes;
+
+  push @where, ("!$primary_key" => $self->$primary_key) if $self->$primary_key;
+
+  return $self->_get_manager_class->get_first(where => [ and => \@where ]);
+}
+
 # These three functions cannot sit in SL::DB::Object::Hooks because
 # mixins don't deal well with super classes (SUPER is the current
 # package's super class, not $self's).
@@ -120,6 +131,8 @@ sub save {
       1;
     };
     SL::DB::Object::Hooks::run_hooks($self, 'after_save', $result);
+
+    return $result;
   };
 
   $self->db->in_transaction ? $worker->() : $self->db->do_transaction($worker);
@@ -140,6 +153,8 @@ sub delete {
       1;
     };
     SL::DB::Object::Hooks::run_hooks($self, 'after_delete', $result);
+
+    return $result;
   };
 
   $self->db->in_transaction ? $worker->() : $self->db->do_transaction($worker);
@@ -220,6 +235,13 @@ whether or not C<$name> is called.
 Returns the sub's result if the check is positive and C<$self>
 otherwise.
 
+=item C<get_first_conflicting @attributes>
+
+Returns the first object for which all properties listed in
+C<@attributes> equal those in C<$self> but which is not C<$self>. Can
+be used to check whether or not an object's columns are unique before
+saving or during validation.
+
 =back
 
 =head1 AUTHOR