Centralize remaining uses of Sub::Name within _Util

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

diff --git a/lib/DBIx/Class/ResultSetManager.pm b/lib/DBIx/Class/ResultSetManager.pm
index 258cc7c..1c7cf45 100644 (file)
--- a/lib/DBIx/Class/ResultSetManager.pm
+++ b/lib/DBIx/Class/ResultSetManager.pm
@@ -1,17 +1,47 @@
 package DBIx::Class::ResultSetManager;
 use strict;
+use warnings;
 use base 'DBIx::Class';
-use Class::Inspector;
+use Package::Stash ();
 
-__PACKAGE__->mk_classdata($_) for qw/ base_resultset_class table_resultset_class_suffix /;
+use DBIx::Class::_Util 'set_subname';
+use namespace::clean;
+
+warn "DBIx::Class::ResultSetManager never left experimental status and
+has now been DEPRECATED. This module will be deleted in 09000 so please
+migrate any and all code using it to explicit resultset classes using either
+__PACKAGE__->resultset_class(...) calls or by switching from using
+DBIx::Class::Schema->load_classes() to load_namespaces() and creating
+appropriate My::Schema::ResultSet::* classes for it to pick up.";
+
+=head1 NAME
+
+DBIx::Class::ResultSetManager - scheduled for deletion in 09000
+
+=head1 DESCRIPTION
+
+DBIx::Class::ResultSetManager never left experimental status and
+has now been DEPRECATED. This module will be deleted in 09000 so please
+migrate any and all code using it to explicit resultset classes using either
+__PACKAGE__->resultset_class(...) calls or by switching from using
+DBIx::Class::Schema->load_classes() to load_namespaces() and creating
+appropriate My::Schema::ResultSet::* classes for it to pick up.";
+
+=cut
+
+__PACKAGE__->mk_classdata($_)
+  for qw/ base_resultset_class table_resultset_class_suffix /;
 __PACKAGE__->base_resultset_class('DBIx::Class::ResultSet');
 __PACKAGE__->table_resultset_class_suffix('::_resultset');
 
 sub table {
     my ($self,@rest) = @_;
-    $self->next::method(@rest);
-    $self->_register_attributes;
-    $self->_register_resultset_class;
+    my $ret = $self->next::method(@rest);
+    if (@rest) {
+        $self->_register_attributes;
+        $self->_register_resultset_class;
+    }
+    return $ret;
 }
 
 sub load_resultset_components {
@@ -22,17 +52,27 @@ sub load_resultset_components {
 
 sub _register_attributes {
     my $self = shift;
-    return unless $self->can('_attr_cache');
-
     my $cache = $self->_attr_cache;
-    foreach my $meth (@{Class::Inspector->methods($self) || []}) {
+    return if keys %$cache == 0;
+
+    foreach my $meth (keys %{ { map
+      { $_ => 1 }
+      map
+        { Package::Stash->new($_)->list_all_symbols("CODE") }
+        @{ mro::get_linear_isa( ref $self || $self ) }
+    } } ) {
+        # *DO NOT* rely on P::S returning crefs in reverse mro order
+        # but instead ask the mro to redo the lookup
+        # This codepath is extremely old, miht as well keep it running
+        # as-is with no room for surprises
         my $attrs = $cache->{$self->can($meth)};
         next unless $attrs;
-        if ($attrs->[0] eq 'resultset') {
+        if ($attrs->[0] eq 'ResultSet') {
             no strict 'refs';
             my $resultset_class = $self->_setup_resultset_class;
-            *{"$resultset_class\::$meth"} = *{"$self\::$meth"};
-            undef *{"$self\::$meth"};
+            my $name = join '::',$resultset_class, $meth;
+            *$name = set_subname $name, $self->can($meth);
+            delete ${"${self}::"}{$meth};
         }
     }
 }
@@ -52,10 +92,24 @@ sub _register_resultset_class {
     my $resultset_class = $self . $self->table_resultset_class_suffix;
     no strict 'refs';
     if (@{"$resultset_class\::ISA"}) {
-        $self->result_source_instance->resultset_class($resultset_class);        
+        $self->result_source_instance->resultset_class($resultset_class);
     } else {
-        $self->result_source_instance->resultset_class($self->base_resultset_class);        
+        $self->result_source_instance->resultset_class
+          ($self->base_resultset_class);
     }
 }
 
-1;
\ No newline at end of file
+=head1 FURTHER QUESTIONS?
+
+Check the list of L<additional DBIC resources|DBIx::Class/GETTING HELP/SUPPORT>.
+
+=head1 COPYRIGHT AND LICENSE
+
+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;