Changeset 31739

Timestamp:

2017-06-15T10:51:26+12:00 (6 years ago)

Author:

kjdon

Message:

meta_a or meta_b may not be defined if the docs don't have metadata values for the sort metadata field

File:

• main/trunk/greenstone2/perllib/classify/RecentDocumentsList.pm (modified) (1 diff)

main/trunk/greenstone2/perllib/classify/RecentDocumentsList.pm

@@ -229 +229 @@
     my $meta_b = $self->{'meta_list'}->{$b};
 
+    $meta_a = "" unless defined $meta_a;
+    $meta_b = "" unless defined $meta_b;
+
     return ($meta_a cmp $meta_b);
+
 }