From 2708ae1178c582e52969f2f1882884733c729b25 Mon Sep 17 00:00:00 2001
From: zby <zby@bd8105ee-0ff8-0310-8827-fb3f25b6796d>
Date: Wed, 26 Nov 2008 14:24:48 +0000
Subject: [PATCH 1/1] using Introspectable

---
 Makefile.PL                                 |   1 +
 lib/DBIx/Class/ResultSet/RecursiveUpdate.pm |  18 +++++++++++++++++-
 t/lib/DBSchema/Result/Dvd.pm                |   2 +-
 t/var/dvdzbr.db                             | Bin 26624 -> 26624 bytes
 4 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/Makefile.PL b/Makefile.PL
index ca2968a..14b7077 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -12,6 +12,7 @@ WriteMakefile(
         'Test::More' => 0,
         'version'    => 0,
         'DBIx::Class' => 0,
+        'DBIx::Class::IntrospectableM2M' => 0,
     },
     dist                => { COMPRESS => 'gzip -9f', SUFFIX => 'gz', },
     clean               => { FILES => 'DBIx-Class-ResultSet-RecursiveUpdate-*' },
diff --git a/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm b/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm
index 2dc40cb..ebdfbf8 100644
--- a/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm
+++ b/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm
@@ -88,9 +88,14 @@ sub recursive_update {
 
 sub is_m2m {
     my( $self, $relation ) = @_;
+    my $rclass = $self->result_class;
+    # DBIx::Class::IntrospectableM2M
+    if( $rclass->can( '_m2m_metadata' ) ){
+        return $rclass->_m2m_metadata->{$relation};
+    }
     my $object = $self->new({});
     if ( $object->can($relation) and 
-        !$object->result_source->has_relationship($relation) and 
+        !$self->result_source->has_relationship($relation) and 
         $object->can( 'set_' . $relation)
     ){
         return 1;
@@ -100,6 +105,17 @@ sub is_m2m {
 
 sub get_m2m_source {
     my( $self, $relation ) = @_;
+    my $rclass = $self->result_class;
+    # DBIx::Class::IntrospectableM2M
+    if( $rclass->can( '_m2m_metadata' ) ){
+        return $self->result_source
+        ->related_source( 
+            $rclass->_m2m_metadata->{$relation}{relation}
+        )
+        ->related_source( 
+            $rclass->_m2m_metadata->{$relation}{foreign_relation} 
+        );
+    }
     my $object = $self->new({});
     my $r = $object->$relation;
     return $r->result_source;
diff --git a/t/lib/DBSchema/Result/Dvd.pm b/t/lib/DBSchema/Result/Dvd.pm
index d87147c..4908080 100644
--- a/t/lib/DBSchema/Result/Dvd.pm
+++ b/t/lib/DBSchema/Result/Dvd.pm
@@ -9,7 +9,7 @@ use base 'DBIx::Class';
 use overload '""' => sub {$_[0]->name}, fallback => 1;
 
 use lib '../../DBIx-Class-HTML-FormFu/lib/';
-__PACKAGE__->load_components('Core');
+__PACKAGE__->load_components(qw/IntrospectableM2M Core/);
 __PACKAGE__->table('dvd');
 __PACKAGE__->add_columns(
   'id' => {
diff --git a/t/var/dvdzbr.db b/t/var/dvdzbr.db
index 1aad3b8639d1fc2c0e4101420ab2033122e63c01..3ff59f1999dc5104f523c8d5457ec841914a5072 100644
GIT binary patch
delta 181
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zt<?&cP6SL|tLDdaB5?9wwJNp~L2Tmol9MkaNlc!qF2Hmmc=K}g99E_iA(KUQqnS>G
zPA<}IXF3r!`L}Kj(~0oOm3rAsCn6?4)5~Q#5xF^3pIe#fMAYP@AfTG)$!C%bSa|bK
f#7v$TEHybNm~V1kGUw!gV0)$$v709b=ZgRU>~=r5

delta 181
zcmZp;z}Rqsae|akstN-HNCGKV1_lG6jXGzTIgV)pxm?GTH?c%2G98nf9Ibkf>6rXv
zYqbKVV+xbks`)V;Q=I%)t%~iK5}UZa<m3xU5|gK@3osp1-n?8rhn4A=%4AX9Xr^PT
zlZ$lQnU1MV{;gZXbWDA6rCv7EF^$R3^m3VwX>JbH=T>GqrZqV!2&hJT@|h$97T)}0
eI+G^`OHIxR=9`?C%sDwA*q-T_?&gWX`62)#fIBV#

-- 
2.43.0