-package DBIx::Class::CDBICompat::HasA;
+package # hide from PAUSE
+ DBIx::Class::CDBICompat::HasA;
use strict;
use warnings;
sub has_a {
- my ($self, $col, $f_class) = @_;
- $self->throw( "No such column ${col}" ) unless $self->_columns->{$col};
- eval "require $f_class";
- my ($pri, $too_many) = keys %{ $f_class->_primaries };
- $self->throw( "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' } );
- $self->inflate_column($col,
- { inflate => sub {
- my ($val, $self) = @_;
- return ($self->search_related($col, {}, {}))[0]
- || $f_class->new({ $pri => $val }); },
- deflate => sub {
- my ($val, $self) = @_;
- $self->throw("$val isn't a $f_class") unless $val->isa($f_class);
- return ($val->_ident_values)[0] } } );
+ my ($self, $col, $f_class, %args) = @_;
+ $self->throw_exception( "No such column ${col}" ) unless $self->has_column($col);
+ $self->ensure_class_loaded($f_class);
+ 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;
+ }
+
+ $self->belongs_to($col, $f_class);
return 1;
}
+sub search {
+ my $self = shift;
+ my $attrs = {};
+ if (@_ > 1 && ref $_[$#_] eq 'HASH') {
+ $attrs = { %{ pop(@_) } };
+ }
+ 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') };
+ }
+ }
+ $self->next::method($where, $attrs);
+}
+
1;