X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;ds=sidebyside;f=SL%2FDB%2FCustomer.pm;h=d15f5ecd0127f17c55c7dd849d8bdb6d54d9b1c1;hb=01ce6afc819dd2b322ceaac1c35f1fcaa4d4f702;hp=8dd2a310d260e8604fbd300132659b467507367b;hpb=f2372dedb94365ad5cc69665bf92a64c43695312;p=kivitendo-erp.git

diff --git a/SL/DB/Customer.pm b/SL/DB/Customer.pm
index 8dd2a310d..d15f5ecd0 100644
--- a/SL/DB/Customer.pm
+++ b/SL/DB/Customer.pm
@@ -4,6 +4,7 @@ use strict;
 
 use Rose::DB::Object::Helpers qw(as_tree);
 
+use SL::DBUtils ();
 use SL::DB::MetaSetup::Customer;
 use SL::DB::Manager::Customer;
 use SL::DB::Helper::IBANValidation;
@@ -64,6 +65,28 @@ sub displayable_name {
   return join ' ', grep $_, $self->customernumber, $self->name;
 }
 
+sub last_used_ar_chart {
+  my ($self) = @_;
+
+  my $query = <<EOSQL;
+    SELECT c.id
+    FROM chart c
+    JOIN acc_trans ac ON (ac.chart_id = c.id)
+    JOIN ar a ON (a.id = ac.trans_id)
+    WHERE (a.customer_id = ?)
+      AND (c.category = 'I')
+      AND (c.link !~ '_(paid|tax)')
+      AND (a.id IN (SELECT max(a2.id) FROM ar a2 WHERE a2.customer_id = ?))
+    ORDER BY ac.acc_trans_id ASC
+    LIMIT 1
+EOSQL
+
+  my ($chart_id) = SL::DBUtils::selectfirst_array_query($::form, $self->db->dbh, $query, ($self->id) x 2);
+
+  return if !$chart_id;
+  return SL::DB::Chart->load_cached($chart_id);
+}
+
 sub is_customer { 1 };
 sub is_vendor   { 0 };
 sub payment_terms { goto &payment }