+ } elsif ( my $shelf_number = $input->param('shelf_number') ) {
+ my $shelf = Koha::Virtualshelves->find($shelf_number);
+ my $contents = $shelf->get_contents;
+ while ( my $content = $contents->next ) {
+ my $biblionumber = $content->biblionumber;
+ push @record_ids, $biblionumber;
+ }