- if ($template->query(name => "parentlinks")) {
- $template->param(parentlinks => [parentlinks($page)]);
+ if ($template->query(name => "parentlinks") ||
+ $template->query(name => "has_parentlinks")) {
+ my @links=[parentlinks($page)];
+ $template->param(parentlinks => \@links);
+ $template->param(has_parentlinks => (@links > 0));