+ my $terms = $source->can('payment_id') && $source->payment_id ? $source->payment_terms
+ : $source->customer_id ? $source ->customer->payment_terms
+ : undef;
+
+ my (@columns, @item_columns, $item_parent_id_column, $item_parent_column);
+
+ if (ref($source) eq 'SL::DB::Order') {
+ @columns = qw(quonumber payment_id delivery_customer_id delivery_vendor_id);
+ @item_columns = qw(subtotal);
+
+ $item_parent_id_column = 'trans_id';
+ $item_parent_column = 'order';
+
+ } else {
+ @columns = qw(donumber);
+
+ $item_parent_id_column = 'delivery_order_id';
+ $item_parent_column = 'delivery_order';
+ }