sub filter_column {
my ($self, $col, $attrs) = @_;
+ $self->throw_exception("FilterColumn does not work with InflateColumn")
+ if $self->isa('DBIx::Class::InflateColumn') &&
+ defined $self->column_info($col)->{_inflate_info};
+
$self->throw_exception("No such column $col to filter")
unless $self->has_column($col);
return $value unless exists $info->{_filter_info};
my $filter = $info->{_filter_info}{filter_from_storage};
- $self->throw_exception("No inflator for $col") unless defined $filter;
+ $self->throw_exception("No filter for $col") unless defined $filter;
return $self->$filter($value);
}
sub set_filtered_column {
my ($self, $col, $filtered) = @_;
- $self->set_column($col, $self->_column_to_storage($col, $filtered));
+ # do not blow up the cache via set_column unless necessary
+ # (filtering may be expensive!)
+ if (exists $self->{_filtered_column}{$col}) {
+ return $filtered
+ if ($self->_eq_column_values ($col, $filtered, $self->{_filtered_column}{$col} ) );
- delete $self->{_filtered_column}{$col};
+ $self->make_column_dirty ($col); # so the comparison won't run again
+ }
+
+ $self->set_column($col, $self->_column_to_storage($col, $filtered));
return $filtered;
}
$obj->set_filtered_column(colname => 'new_value')
Sets the filtered value of the column
-
-=head2 update
-
-Just overridden to filter changed columns through this component
-
-=head2 new
-
-Just overridden to filter columns through this component