X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/mfinanz.git/blobdiff_plain/9209583a11c108b33ce24ebfc8d26fc1ef1f8268..cb2abccdef0236f43a1712cb2b39db4ce57a2d40:/SL/DB/Contact.pm

diff --git a/SL/DB/Contact.pm b/SL/DB/Contact.pm
index aa74bea3d..4b6c35e42 100644
--- a/SL/DB/Contact.pm
+++ b/SL/DB/Contact.pm
@@ -14,6 +14,27 @@ use SL::DB::Helper::CustomVariables (
 # Creates get_all, get_all_count, get_all_iterator, delete_all and update_all.
 __PACKAGE__->meta->make_manager_class;
 
+sub used {
+  my ($self) = @_;
+
+  return unless $self->cp_id;
+
+  require SL::DB::Order;
+  require SL::DB::Invoice;
+  require SL::DB::PurchaseInvoice;
+  require SL::DB::DeliveryOrder;
+
+  return SL::DB::Manager::Order->get_all_count(query => [ cp_id => $self->cp_id ])
+       + SL::DB::Manager::Invoice->get_all_count(query => [ cp_id => $self->cp_id ])
+       + SL::DB::Manager::PurchaseInvoice->get_all_count(query => [ cp_id => $self->cp_id ])
+       + SL::DB::Manager::DeliveryOrder->get_all_count(query => [ cp_id => $self->cp_id ]);
+}
+
+sub detach {
+  $_[0]->cp_cv_id(undef);
+  $_[0]->save;
+}
+
 sub full_name {
   my ($self) = @_;
   die 'not an accessor' if @_ > 1;