my $method = $sort_keys{$::form->{order_by}};
my @to_sort = map { { old_pos => $_->position, order_by => $method->($_) } } @{ $self->order->items_sorted };
if ($::form->{sort_dir}) {
my $method = $sort_keys{$::form->{order_by}};
my @to_sort = map { { old_pos => $_->position, order_by => $method->($_) } } @{ $self->order->items_sorted };
if ($::form->{sort_dir}) {