Added has_column and column_info methods

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Relationship / Base.pm

diff --git a/lib/DBIx/Class/Relationship/Base.pm b/lib/DBIx/Class/Relationship/Base.pm
index 2747995..5b654af 100644 (file)
--- a/lib/DBIx/Class/Relationship/Base.pm
+++ b/lib/DBIx/Class/Relationship/Base.pm
@@ -48,9 +48,8 @@ sub add_relationship {
                   cond  => $cond,
                   attrs => $attrs };
   $class->_relationships(\%rels);
-  #warn %{$f_class->_columns};
 
-  return unless eval { %{$f_class->_columns}; }; # Foreign class not loaded
+  return unless eval { $f_class->can('columns'); }; # Foreign class not loaded
   eval { $class->_resolve_join($rel, 'me') };
 
   if ($@) { # If the resolve failed, back out and re-throw the error
@@ -117,7 +116,7 @@ sub _cond_key {
     if (my $alias = $attrs->{_aliases}{$type}) {
       my $class = $attrs->{_classes}{$alias};
       $self->throw("Unknown column $field on $class as $alias")
-        unless exists $class->_columns->{$field};
+        unless $class->has_column($field);
       return join('.', $alias, $field);
     } else {
       $self->throw( "Unable to resolve type ${type}: only have aliases for ".
@@ -134,7 +133,7 @@ sub _cond_value {
     unless ($value =~ s/^self\.//) {
       $self->throw( "Unable to convert relationship to WHERE clause: invalid value ${value}" );
     }
-    unless ($self->_columns->{$value}) {
+    unless ($self->has_column($value)) {
       $self->throw( "Unable to convert relationship to WHERE clause: no such accessor ${value}" );
     }
     return $self->get_column($value);
@@ -144,7 +143,7 @@ sub _cond_value {
     if (my $alias = $attrs->{_aliases}{$type}) {
       my $class = $attrs->{_classes}{$alias};
       $self->throw("Unknown column $field on $class as $alias")
-        unless exists $class->_columns->{$field};
+        unless $class->has_column($field);
       return join('.', $alias, $field);
     } else {
       $self->throw( "Unable to resolve type ${type}: only have aliases for ".