use strict;
use warnings;
-use Carp::Clan qw/^DBIx::Class/;
-use Sub::Name ();
+use DBIx::Class::Carp;
+use Sub::Name 'subname';
+use Scalar::Util 'blessed';
+use DBIx::Class::_Util 'fail_on_internal_wantarray';
+use namespace::clean;
+
+our %_pod_inherit_config =
+ (
+ class_map => { 'DBIx::Class::Relationship::ManyToMany' => 'DBIx::Class::Relationship' }
+ );
sub many_to_many {
my ($class, $meth, $rel, $f_rel, $rel_attrs) = @_;
$rel_attrs->{alias} ||= $f_rel;
my $rs_meth_name = join '::', $class, $rs_meth;
- *$rs_meth_name = Sub::Name::subname $rs_meth_name, sub {
+ *$rs_meth_name = subname $rs_meth_name, sub {
my $self = shift;
my $attrs = @_ > 1 && ref $_[$#_] eq 'HASH' ? pop(@_) : {};
- my @args = ($f_rel, @_ > 0 ? @_ : undef, { %{$rel_attrs||{}}, %$attrs });
my $rs = $self->search_related($rel)->search_related(
$f_rel, @_ > 0 ? @_ : undef, { %{$rel_attrs||{}}, %$attrs }
);
- return $rs;
+ return $rs;
};
my $meth_name = join '::', $class, $meth;
- *$meth_name = Sub::Name::subname $meth_name, sub {
- my $self = shift;
- my $rs = $self->$rs_meth( @_ );
- return (wantarray ? $rs->all : $rs);
- };
+ *$meth_name = subname $meth_name, sub {
+ DBIx::Class::_ENV_::ASSERT_NO_INTERNAL_WANTARRAY and wantarray and my $sog = fail_on_internal_wantarray($_[0]);
+ my $self = shift;
+ my $rs = $self->$rs_meth( @_ );
+ return (wantarray ? $rs->all : $rs);
+ };
my $add_meth_name = join '::', $class, $add_meth;
- *$add_meth_name = Sub::Name::subname $add_meth_name, sub {
+ *$add_meth_name = subname $add_meth_name, sub {
my $self = shift;
@_ > 0 or $self->throw_exception(
"${add_meth} needs an object or hashref"
my $link = $self->search_related($rel)->new_result($link_vals);
$link->set_from_related($f_rel, $obj);
$link->insert();
- return $obj;
+ return $obj;
};
my $set_meth_name = join '::', $class, $set_meth;
- *$set_meth_name = Sub::Name::subname $set_meth_name, sub {
+ *$set_meth_name = subname $set_meth_name, sub {
my $self = shift;
@_ > 0 or $self->throw_exception(
"{$set_meth} needs a list of objects or hashrefs"
);
my @to_set = (ref($_[0]) eq 'ARRAY' ? @{ $_[0] } : @_);
- $self->search_related($rel, {})->delete;
+ # if there is a where clause in the attributes, ensure we only delete
+ # rows that are within the where restriction
+ if ($rel_attrs && $rel_attrs->{where}) {
+ $self->search_related( $rel, $rel_attrs->{where},{join => $f_rel})->delete;
+ } else {
+ $self->search_related( $rel, {} )->delete;
+ }
+ # add in the set rel objects
$self->$add_meth($_, ref($_[1]) ? $_[1] : {}) for (@to_set);
};
my $remove_meth_name = join '::', $class, $remove_meth;
- *$remove_meth_name = Sub::Name::subname $remove_meth_name, sub {
- my $self = shift;
- @_ > 0 && ref $_[0] ne 'HASH'
- or $self->throw_exception("${remove_meth} needs an object");
- my $obj = shift;
+ *$remove_meth_name = subname $remove_meth_name, sub {
+ my ($self, $obj) = @_;
+ $self->throw_exception("${remove_meth} needs an object")
+ unless blessed ($obj);
my $rel_source = $self->search_related($rel)->result_source;
my $cond = $rel_source->relationship_info($f_rel)->{cond};
- my $link_cond = $rel_source->_resolve_condition(
- $cond, $obj, $f_rel
+ my ($link_cond, $crosstable) = $rel_source->_resolve_condition(
+ $cond, $obj, $f_rel, $f_rel
);
+
+ $self->throw_exception(
+ "Relationship '$rel' does not resolve to a join-free condition, "
+ ."unable to use with the ManyToMany helper '$f_rel'"
+ ) if $crosstable;
+
$self->search_related($rel, $link_cond)->delete;
};