--- /dev/null
+package DBIx::Class::InflateColumn;
+
+use strict;
+use warnings;
+
+sub inflate_column {
+ my ($self, $col, $attrs) = @_;
+ die "No such column $col to inflate" unless exists $self->_columns->{$col};
+ die "inflate_column needs attr hashref" unless ref $attrs eq 'HASH';
+ $self->_columns->{$col}{_inflate_info} = $attrs;
+ $self->mk_group_accessors('inflated_column' => $col);
+ return 1;
+}
+
+sub _inflate_column_value {
+ my ($self, $col, $value) = @_;
+ return $value unless exists $self->_columns->{$col}{_inflate_info}{inflate};
+ my $inflate = $self->_columns->{$col}{_inflate_info}{inflate};
+ return $inflate->($value, $self);
+}
+
+sub _deflate_column_value {
+ my ($self, $col, $value) = @_;
+ return $value unless ref $value; # If it's not an object, don't touch it
+ return $value unless exists $self->_columns->{$col}{_inflate_info}{deflate};
+ my $deflate = $self->_columns->{$col}{_inflate_info}{deflate};
+ return $deflate->($value, $self);
+}
+
+sub get_inflated_column {
+ my ($self, $col) = @_;
+ $self->throw("$col is not an inflated column") unless
+ exists $self->_columns->{$col}{_inflate_info};
+ #warn $rel;
+ #warn join(', ', %{$self->{_column_data}});
+ return $self->{_inflated_column}{$col}
+ if exists $self->{_inflated_column}{$col};
+ #my ($pri) = (keys %{$self->_relationships->{$rel}{class}->_primaries})[0];
+ return $self->{_inflated_column}{$col} =
+ $self->_inflate_column_value($col, $self->get_column($col));
+}
+
+sub set_inflated_column {
+ my ($self, $col, @rest) = @_;
+ my $ret = $self->store_inflated_column($col, @rest);
+ $self->{_dirty_columns}{$col} = 1;
+ return $ret;
+}
+
+sub store_inflated_column {
+ my ($self, $col, $obj) = @_;
+ unless (ref $obj) {
+ delete $self->{_inflated_column}{$col};
+ return $self->store_column($col, $obj);
+ }
+ $self->{_inflated_column}{$col} = $obj;
+ #warn "Storing $obj: ".($obj->_ident_values)[0];
+ $self->store_column($col, $self->_deflate_column_value($col, $obj));
+ return $obj;
+}
+
+sub new {
+ my ($class, $attrs, @rest) = @_;
+ $attrs ||= {};
+ my %deflated;
+ foreach my $key (keys %$attrs) {
+ if (exists $class->_columns->{$key}{_inflate_info}) {
+ $deflated{$key} = $class->_deflate_column_value($key,
+ delete $attrs->{$key});
+ }
+ }
+ return $class->NEXT::ACTUAL::new({ %$attrs, %deflated }, @rest);
+}
+
+sub _cond_value {
+ my ($self, $attrs, $key, $value) = @_;
+ if (exists $self->_columns->{$key}) {
+ $value = $self->_deflate_column_value($key, $value);
+ }
+ return $self->NEXT::ACTUAL::_cond_value($attrs, $key, $value);
+}
+
+1;
use_ok('DBICTest');
+DBICTest::CD->inflate_column( 'year',
+ { inflate => sub { DateTime->new( year => shift ) },
+ deflate => sub { shift->year } }
+);
+
# inflation test
my $cd = DBICTest::CD->retrieve(3);
+
is( ref($cd->year), 'DateTime', 'year is a DateTime, ok' );
is( $cd->year->month, 1, 'inflated month ok' );
$cd->update;
($cd) = DBICTest::CD->search( year => $now->year );
-is( $cd->year, $now->year, 'deflate ok' );
+is( $cd->year->year, $now->year, 'deflate ok' );