use warnings;
sub has_a {
- my ($self, $col, $f_class) = @_;
- die "No such column ${col}" unless $self->_columns->{$col};
+ my ($self, $col, $f_class, %args) = @_;
+ $self->throw( "No such column ${col}" ) unless $self->has_column($col);
eval "require $f_class";
- my ($pri, $too_many) = keys %{ $f_class->_primaries };
- die "has_a only works with a single primary key; ${f_class} has more"
- if $too_many;
- $self->add_relationship($col, $f_class,
- { "foreign.${pri}" => "self.${col}" },
- { _type => 'has_a' } );
- $self->delete_accessor($col);
- $self->mk_group_accessors('has_a' => $col);
- return 1;
-}
-
-sub get_has_a {
- my ($self, $rel) = @_;
- #warn $rel;
- #warn join(', ', %{$self->{_column_data}});
- return $self->{_relationship_data}{$rel}
- if $self->{_relationship_data}{$rel};
- return undef unless $self->get_column($rel);
- #my ($pri) = (keys %{$self->_relationships->{$rel}{class}->_primaries})[0];
- return $self->{_relationship_data}{$rel} =
- ($self->search_related($rel, {}, {}))[0]
- || do {
- my $f_class = $self->_relationships->{$rel}{class};
- my ($pri) = keys %{$f_class->_primaries};
- $f_class->new({ $pri => $self->get_column($rel) }); };
-}
-
-sub set_has_a {
- my ($self, $rel, @rest) = @_;
- my $ret = $self->store_has_a($rel, @rest);
- $self->{_dirty_columns}{$rel} = 1;
- return $ret;
-}
+ if ($args{'inflate'} || $args{'deflate'}) { # Non-database has_a
+ if (!ref $args{'inflate'}) {
+ my $meth = $args{'inflate'};
+ $args{'inflate'} = sub { $f_class->$meth(shift); };
+ }
+ if (!ref $args{'deflate'}) {
+ my $meth = $args{'deflate'};
+ $args{'deflate'} = sub { shift->$meth; };
+ }
+ $self->inflate_column($col, \%args);
+ return 1;
+ }
-sub store_has_a {
- my ($self, $rel, $obj) = @_;
- return $self->set_column($rel, $obj) unless ref $obj;
- my $rel_obj = $self->_relationships->{$rel};
- die "Can't set $rel: object $obj is not of class ".$rel_obj->{class}
- unless $obj->isa($rel_obj->{class});
- $self->{_relationship_data}{$rel} = $obj;
- $self->set_column($rel, ($obj->_ident_values)[0]);
- return $obj;
+ $self->belongs_to($col, $f_class);
+ return 1;
}
-sub new {
- my ($class, $attrs, @rest) = @_;
- my %hasa;
- foreach my $key (keys %$attrs) {
- my $rt = $class->_relationships->{$key}{attrs}{_type};
- next unless $rt && $rt eq 'has_a' && ref $attrs->{$key};
- $hasa{$key} = delete $attrs->{$key};
+sub search {
+ my $self = shift;
+ my $attrs = {};
+ if (@_ > 1 && ref $_[$#_] eq 'HASH') {
+ $attrs = { %{ pop(@_) } };
}
- my $new = $class->NEXT::ACTUAL::new($attrs, @rest);
- foreach my $key (keys %hasa) {
- $new->store_has_a($key, $hasa{$key});
- }
- return $new;
-}
-
-sub _cond_value {
- my ($self, $attrs, $key, $value) = @_;
- if ( my $rel_obj = $self->_relationships->{$key} ) {
- my $rel_type = $rel_obj->{attrs}{_type} || '';
- if ($rel_type eq 'has_a' && ref $value) {
- die "Object $value is not of class ".$rel_obj->{class}
- unless $value->isa($rel_obj->{class});
- $value = ($value->_ident_values)[0];
- #warn $value;
+ my $where = (@_ ? ((@_ == 1) ? ((ref $_[0] eq "HASH") ? { %{+shift} } : shift)
+ : {@_})
+ : undef());
+ if (ref $where eq 'HASH') {
+ foreach my $key (keys %$where) { # has_a deflation hack
+ $where->{$key} = ''.$where->{$key}
+ if eval { $where->{$key}->isa('DBIx::Class') };
}
}
- return $self->NEXT::ACTUAL::_cond_value($attrs, $key, $value);
+ $self->next::method($where, $attrs);
}
1;