[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / CDBICompat / Copy.pm

package # hide from PAUSE
    DBIx::Class::CDBICompat::Copy;

use strict;
use warnings;

use Carp;

=head1 NAME

DBIx::Class::CDBICompat::Copy - Emulates Class::DBI->copy($new_id)

=head1 SYNOPSIS

See DBIx::Class::CDBICompat for usage directions.

=head1 DESCRIPTION

Emulates C<<Class::DBI->copy($new_id)>>.

=cut


# CDBI's copy will take an id in addition to a hash ref.
sub copy {
    my($self, $arg) = @_;
    return $self->next::method($arg) if ref $arg;

    my @primary_columns = $self->primary_columns;
    croak("Need hash-ref to edit copied column values")
        if @primary_columns > 1;

    return $self->next::method({ $primary_columns[0] => $arg });
}

1;
Commit	Line	Data
c0494fe1	1	package # hide from PAUSE
	2	DBIx::Class::CDBICompat::Copy;
	3
	4	use strict;
	5	use warnings;
	6
	7	use Carp;
	8
d03c0706	9	=head1 NAME
d03c0706	10
b24d86a1	11	DBIx::Class::CDBICompat::Copy - Emulates Class::DBI->copy($new_id)
d03c0706	12
	13	=head1 SYNOPSIS
	14
48580715	15	See DBIx::Class::CDBICompat for usage directions.
d03c0706	16
	17	=head1 DESCRIPTION
	18
	19	Emulates C<<Class::DBI->copy($new_id)>>.
	20
	21	=cut
	22
	23
c0494fe1	24	# CDBI's copy will take an id in addition to a hash ref.
	25	sub copy {
	26	my($self, $arg) = @_;
	27	return $self->next::method($arg) if ref $arg;
d4daee7b	28
c0494fe1	29	my @primary_columns = $self->primary_columns;
	30	croak("Need hash-ref to edit copied column values")
	31	if @primary_columns > 1;
	32
	33	return $self->next::method({ $primary_columns[0] => $arg });
	34	}
	35
	36	1;