X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FRelationship%2FManyToMany.pm;h=6dfa22e4131873255882f679a120af075302b665;hb=04d94bcbbfe0f363f32b8420a6247cc9f2bc672f;hp=8237602b90d2475a544f9a1e0b68b043a0f54d2f;hpb=1daf13637feee7722e7bbaddb608920c9f8fd1df;p=dbsrgits%2FDBIx-Class.git

diff --git a/lib/DBIx/Class/Relationship/ManyToMany.pm b/lib/DBIx/Class/Relationship/ManyToMany.pm
index 8237602..6dfa22e 100644
--- a/lib/DBIx/Class/Relationship/ManyToMany.pm
+++ b/lib/DBIx/Class/Relationship/ManyToMany.pm
@@ -71,7 +71,7 @@ EOW
 
     my $meth_name = join '::', $class, $meth;
     *$meth_name = subname $meth_name, sub {
-      DBIx::Class::_ENV_::ASSERT_NO_INTERNAL_WANTARRAY and wantarray and my $sog = fail_on_internal_wantarray($_[0]);
+      DBIx::Class::_ENV_::ASSERT_NO_INTERNAL_WANTARRAY and my $sog = fail_on_internal_wantarray;
       my $self = shift;
       my $rs = $self->$rs_meth( @_ );
       return (wantarray ? $rs->all : $rs);
@@ -80,32 +80,30 @@ EOW
     my $add_meth_name = join '::', $class, $add_meth;
     *$add_meth_name = subname $add_meth_name, sub {
       my $self = shift;
-      @_ > 0 or $self->throw_exception(
+      @_ or $self->throw_exception(
         "${add_meth} needs an object or hashref"
       );
-      my $source = $self->result_source;
-      my $schema = $source->schema;
-      my $rel_source_name = $source->relationship_info($rel)->{source};
-      my $rel_source = $schema->resultset($rel_source_name)->result_source;
-      my $f_rel_source_name = $rel_source->relationship_info($f_rel)->{source};
-      my $f_rel_rs = $schema->resultset($f_rel_source_name)->search({}, $rel_attrs||{});
-
-      my $obj;
-      if (ref $_[0]) {
-        if (ref $_[0] eq 'HASH') {
-          $obj = $f_rel_rs->find_or_create($_[0]);
-        } else {
-          $obj = $_[0];
-        }
-      } else {
-        $obj = $f_rel_rs->find_or_create({@_});
-      }
 
-      my $link_vals = @_ > 1 && ref $_[$#_] eq 'HASH' ? pop(@_) : {};
-      my $link = $self->search_related($rel)->new_result($link_vals);
-      $link->set_from_related($f_rel, $obj);
+      my $link = $self->new_related( $rel,
+        ( @_ > 1 && ref $_[-1] eq 'HASH' )
+          ? pop
+          : {}
+      );
+
+      my $far_obj = defined blessed $_[0]
+        ? $_[0]
+        : $self->result_source
+                ->related_source( $rel )
+                 ->related_source( $f_rel )
+                  ->resultset->search_rs( {}, $rel_attrs||{} )
+                   ->find_or_create( ref $_[0] eq 'HASH' ? $_[0] : {@_} )
+      ;
+
+      $link->set_from_related($f_rel, $far_obj);
+
       $link->insert();
-      return $obj;
+
+      return $far_obj;
     };
 
     my $set_meth_name = join '::', $class, $set_meth;
@@ -114,37 +112,36 @@ EOW
       @_ > 0 or $self->throw_exception(
         "{$set_meth} needs a list of objects or hashrefs"
       );
-      my @to_set = (ref($_[0]) eq 'ARRAY' ? @{ $_[0] } : @_);
+
+      my $guard = $self->result_source->schema->storage->txn_scope_guard;
+
       # if there is a where clause in the attributes, ensure we only delete
       # rows that are within the where restriction
+
       if ($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);
+      $self->$add_meth($_, ref($_[1]) ? $_[1] : {})
+        for ( ref($_[0]) eq 'ARRAY' ? @{ $_[0] } : @_ );
+
+      $guard->commit;
     };
 
     my $remove_meth_name = join '::', $class, $remove_meth;
     *$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, $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;
+      $self->search_related_rs($rel)->search_rs(
+        $obj->ident_condition( $f_rel ),
+        { join => $f_rel },
+      )->delete;
     };
-
   }
 }