my $dropped_type = $position ne 'last' ? undef : $::form->{dropped_type} =~ m/^ text-blocks- (?:front|back) $/x ? $::form->{dropped_type} : die "Unknown 'dropped_type' parameter";
my $old_where = $self->text_block->output_position;
my $dropped_type = $position ne 'last' ? undef : $::form->{dropped_type} =~ m/^ text-blocks- (?:front|back) $/x ? $::form->{dropped_type} : die "Unknown 'dropped_type' parameter";
my $old_where = $self->text_block->output_position;