X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/kivitendo-erp.git/blobdiff_plain/f5c454e3855012bdb1928f3e4c4964403d4d8163..3f21f766920411eeb17e21887943e6fb6ff43b5c:/SL/DB/TaxZone.pm

diff --git a/SL/DB/TaxZone.pm b/SL/DB/TaxZone.pm
index ad96ee259..6545d0854 100644
--- a/SL/DB/TaxZone.pm
+++ b/SL/DB/TaxZone.pm
@@ -23,4 +23,18 @@ sub validate {
   return @errors;
 }
 
+sub orphaned {
+  my ($self) = @_;
+  die 'not an accessor' if @_ > 1;
+
+  my @classes = qw(Customer Vendor Invoice Order DeliveryOrder PurchaseInvoice);
+  foreach my $class ( @classes ) {
+    my $module = 'SL::DB::' . $class;
+    eval "require $module";
+    my $manager = 'SL::DB::Manager::' . $class;
+    return 0 if $manager->get_all_count( query  => [ taxzone_id => $self->id ] );
+  };
+  return 1;
+}
+
 1;