Fix func_rs() and as_subselect_rs() to start behaving as advertised

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / PK.pm

diff --git a/lib/DBIx/Class/PK.pm b/lib/DBIx/Class/PK.pm
index a25c431..9bda5ca 100644 (file)
--- a/lib/DBIx/Class/PK.pm
+++ b/lib/DBIx/Class/PK.pm
@@ -36,17 +36,21 @@ sub id {
 }
 
 sub _ident_values {
-  my ($self) = @_;
+  my ($self, $use_storage_state) = @_;
+
   my (@ids, @missing);
 
-  for ($self->_pri_cols) {
-    push @ids, $self->get_column($_);
+  for ($self->result_source->_pri_cols_or_die) {
+    push @ids, ($use_storage_state and exists $self->{_column_data_in_storage}{$_})
+      ? $self->{_column_data_in_storage}{$_}
+      : $self->get_column($_)
+    ;
     push @missing, $_ if (! defined $ids[-1] and ! $self->has_column_loaded ($_) );
   }
 
   if (@missing && $self->in_storage) {
     $self->throw_exception (
-      'Unable to uniquely identify row object with missing PK columns: '
+      'Unable to uniquely identify result object with missing PK columns: '
       . join (', ', @missing )
     );
   }
@@ -56,7 +60,7 @@ sub _ident_values {
 
 =head2 ID
 
-Returns a unique id string identifying a row object by primary key.
+Returns a unique id string identifying a result object by primary key.
 Used by L<DBIx::Class::CDBICompat::LiveObjectIndex> and
 L<DBIx::Class::ObjectCache>.
 
@@ -83,7 +87,7 @@ sub ID {
 
 sub _create_ID {
   my ($self, %vals) = @_;
-  return undef unless 0 == grep { !defined } values %vals;
+  return undef if grep { !defined } values %vals;
   return join '|', ref $self || $self, $self->result_source->name,
     map { $_ . '=' . $vals{$_} } sort keys %vals;
 }
@@ -99,10 +103,18 @@ Produces a condition hash to locate a row based on the primary key(s).
 =cut
 
 sub ident_condition {
-  my ($self, $alias) = @_;
+  shift->_mk_ident_cond(@_);
+}
+
+sub _storage_ident_condition {
+  shift->_mk_ident_cond(shift, 1);
+}
 
-  my @pks = $self->_pri_cols;
-  my @vals = $self->_ident_values;
+sub _mk_ident_cond {
+  my ($self, $alias, $use_storage_state) = @_;
+
+  my @pks = $self->result_source->_pri_cols_or_die;
+  my @vals = $self->_ident_values($use_storage_state);
 
   my (%cond, @undef);
   my $prefix = defined $alias ? $alias.'.' : '';
@@ -114,7 +126,7 @@ sub ident_condition {
 
   if (@undef && $self->in_storage) {
     $self->throw_exception (
-      'Unable to construct row object identity condition due to NULL PK columns: '
+      'Unable to construct result object identity condition due to NULL PK columns: '
       . join (', ', @undef)
     );
   }
@@ -122,15 +134,17 @@ sub ident_condition {
   return \%cond;
 }
 
-1;
-
-=head1 AUTHORS
+=head1 FURTHER QUESTIONS?
 
-Matt S. Trout <mst@shadowcatsystems.co.uk>
+Check the list of L<additional DBIC resources|DBIx::Class/GETTING HELP/SUPPORT>.
 
-=head1 LICENSE
+=head1 COPYRIGHT AND LICENSE
 
-You may distribute this code under the same terms as Perl itself.
+This module is free software L<copyright|DBIx::Class/COPYRIGHT AND LICENSE>
+by the L<DBIx::Class (DBIC) authors|DBIx::Class/AUTHORS>. You can
+redistribute it and/or modify it under the same terms as the
+L<DBIx::Class library|DBIx::Class/COPYRIGHT AND LICENSE>.
 
 =cut
 
+1;