X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/mfinanz.git/blobdiff_plain/464f44accd46ed0b2e1f7e2459f53337a6720a7f..c0713b66e59e458d4966b8954ec1c835e2bc0c5b:/SL/DB/Invoice.pm

diff --git a/SL/DB/Invoice.pm b/SL/DB/Invoice.pm
index 82cf66b5e..8bfc918e8 100644
--- a/SL/DB/Invoice.pm
+++ b/SL/DB/Invoice.pm
@@ -203,6 +203,7 @@ sub new_from {
     $current_invoice_item;
   } @{ $items };
 
+  @items = grep { $params{item_filter}->($_) } @items if $params{item_filter};
   @items = grep { $_->qty * 1 } @items if $params{skip_items_zero_qty};
   @items = grep { $_->qty >=0 } @items if $params{skip_items_negative_qty};
 
@@ -411,6 +412,12 @@ a quantity of 0 are not affected by this option.
 
 If trueish then items with a quantity of 0 are skipped.
 
+=item C<item_filter>
+
+An optional code reference that is called for each item with the item
+as its sole parameter. Items for which the code reference returns a
+falsish value will be skipped.
+
 =item C<attributes>
 
 An optional hash reference. If it exists then it is passed to C<new>