From: Matt S Trout <mst@shadowcat.co.uk>
Date: Mon, 2 Jan 2006 17:38:46 +0000 (+0000)
Subject: Some tweaks to Componentised, many_to_many helper from abraxxa
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=7411204b288b1df6416832707a8a6ce11e2ab3d8;p=dbsrgits%2FDBIx-Class-Historic.git

Some tweaks to Componentised, many_to_many helper from abraxxa
---

diff --git a/MANIFEST b/MANIFEST
index 425afd4..d8ae2be 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -52,6 +52,8 @@ lib/DBIx/Class/Relationship/BelongsTo.pm
 lib/DBIx/Class/Relationship/CascadeActions.pm
 lib/DBIx/Class/Relationship/HasMany.pm
 lib/DBIx/Class/Relationship/HasOne.pm
+lib/DBIx/Class/Relationship/Helpers.pm
+lib/DBIx/Class/Relationship/ManyToMany.pm
 lib/DBIx/Class/Relationship/ProxyMethods.pm
 lib/DBIx/Class/ResultSet.pm
 lib/DBIx/Class/ResultSetInstance.pm
@@ -135,10 +137,12 @@ t/lib/DBICTest/Schema.pm
 t/lib/DBICTest/Schema/Artist.pm
 t/lib/DBICTest/Schema/BasicRels.pm
 t/lib/DBICTest/Schema/CD.pm
+t/lib/DBICTest/Schema/CD_to_Producer.pm
 t/lib/DBICTest/Schema/FourKeys.pm
 t/lib/DBICTest/Schema/HelperRels.pm
 t/lib/DBICTest/Schema/LinerNotes.pm
 t/lib/DBICTest/Schema/OneKey.pm
+t/lib/DBICTest/Schema/Producer.pm
 t/lib/DBICTest/Schema/SelfRef.pm
 t/lib/DBICTest/Schema/SelfRefAlias.pm
 t/lib/DBICTest/Schema/Tag.pm
diff --git a/lib/DBIx/Class.pm b/lib/DBIx/Class.pm
index ab9c53a..34b8661 100644
--- a/lib/DBIx/Class.pm
+++ b/lib/DBIx/Class.pm
@@ -7,6 +7,7 @@ use vars qw($VERSION);
 use base qw/DBIx::Class::Componentised Class::Data::Accessor/;
 
 sub mk_classdata { shift->mk_classaccessor(@_); }
+sub component_base_class { 'DBIx::Class' }
 
 $VERSION = '0.04999_02';
 
diff --git a/lib/DBIx/Class/Componentised.pm b/lib/DBIx/Class/Componentised.pm
index 0b13100..2ee9094 100644
--- a/lib/DBIx/Class/Componentised.pm
+++ b/lib/DBIx/Class/Componentised.pm
@@ -15,7 +15,8 @@ sub inject_base {
 
 sub load_components {
   my $class = shift;
-  my @comp = map { "DBIx::Class::$_" } grep { $_ !~ /^#/ } @_;
+  my $base = $class->component_base_class;
+  my @comp = map { "${base}::$_" } grep { $_ !~ /^#/ } @_;
   $class->_load_components(@comp);
 }
 
diff --git a/lib/DBIx/Class/Relationship.pm b/lib/DBIx/Class/Relationship.pm
index 15f1bc6..3a68ee2 100644
--- a/lib/DBIx/Class/Relationship.pm
+++ b/lib/DBIx/Class/Relationship.pm
@@ -6,9 +6,7 @@ use warnings;
 use base qw/DBIx::Class/;
 
 __PACKAGE__->load_own_components(qw/
-  HasMany
-  HasOne
-  BelongsTo
+  Helpers
   Accessor
   CascadeActions
   ProxyMethods
@@ -100,6 +98,12 @@ except the implication is that the other object is always present. The only diff
 between C<has_one> and C<might_have> is that C<has_one> uses an (ordinary) inner join,
 whereas C<might_have> uses a left join.
 
+
+=head2 many_to_many                                                             
+                                                                                
+  __PACKAGE__->many_to_many( 'accessorname' => 'a_to_b', 'table_b' );           
+  my @f_objs = $obj_a->accessorname;                                            
+
 =cut
 
 1;
diff --git a/lib/DBIx/Class/Row.pm b/lib/DBIx/Class/Row.pm
index ac302ea..e00ee84 100644
--- a/lib/DBIx/Class/Row.pm
+++ b/lib/DBIx/Class/Row.pm
@@ -105,9 +105,6 @@ UPDATE query to commit any changes to the object to the db if required.
 sub update {
   my ($self, $upd) = @_;
   $self->throw( "Not in database" ) unless $self->in_storage;
-  if (ref $upd eq 'HASH') {
-    $self->$_($upd->{$_}) for keys %$upd;
-  }
   my %to_update;
   $to_update{$_} = $self->get_column($_) for $self->is_changed;
   return -1 unless keys %to_update;
diff --git a/t/lib/DBICTest.pm b/t/lib/DBICTest.pm
index ecd4350..6748bae 100755
--- a/t/lib/DBICTest.pm
+++ b/t/lib/DBICTest.pm
@@ -10,7 +10,7 @@ mkdir("t/var") unless -d "t/var";
 
 my $dsn = "dbi:SQLite:${db_file}";
 
-DBICTest::Schema->compose_connection('DBICTest' => "dbi:SQLite:${db_file}");
+DBICTest::Schema->compose_connection('DBICTest' => $dsn);
 
 my $dbh = DBI->connect($dsn);
 
@@ -44,6 +44,10 @@ CREATE TABLE self_ref (id INTEGER NOT NULL PRIMARY KEY,
 CREATE TABLE self_ref_alias (self_ref INTEGER NOT NULL, alias INTEGER NOT NULL,
                       PRIMARY KEY( self_ref, alias ) );
 
+CREATE TABLE producer (producerid INTEGER NOT NULL PRIMARY KEY, name VARCHAR);
+
+CREATE TABLE cd_to_producer (cd INTEGER NOT NULL, producer INTEGER NOT NULL);
+
 INSERT INTO artist (artistid, name) VALUES (1, 'Caterwauler McCrae');
 
 INSERT INTO artist (artistid, name) VALUES (2, 'Random Boy Band');
@@ -108,11 +112,16 @@ INSERT INTO onekey (id, artist, cd) VALUES (2, 1, 2);
 
 INSERT INTO onekey (id, artist, cd) VALUES (3, 2, 2);
 
-INSERT INTO self_ref(id, name) VALUES (1, 'First');
+INSERT INTO self_ref (id, name) VALUES (1, 'First');
+
+INSERT INTO self_ref (id, name) VALUES (2, 'Second');
+
+INSERT INTO self_ref_alias (self_ref, alias) VALUES (1, 2);
+
+INSERT INTO producer (producerid, name) VALUES (1, 'Matt S Trout');
 
-INSERT INTO self_ref(id, name) VALUES (2, 'Second');
+INSERT INTO cd_to_producer (cd, producer) VALUES (1, 1);
 
-INSERT INTO self_ref_alias(self_ref, alias) VALUES (1, 2);
 EOSQL
 
 $dbh->do($_) for split(/\n\n/, $sql);
diff --git a/t/lib/DBICTest/Schema.pm b/t/lib/DBICTest/Schema.pm
index d2a7e5b..941a8d4 100644
--- a/t/lib/DBICTest/Schema.pm
+++ b/t/lib/DBICTest/Schema.pm
@@ -21,6 +21,8 @@ __PACKAGE__->load_classes(qw/
     'FourKeys',
     '#dummy',
     'SelfRef',
+    'Producer',
+    'CD_to_Producer',
   ),
   qw/SelfRefAlias CDWithArtist/
 );
diff --git a/t/lib/DBICTest/Schema/BasicRels.pm b/t/lib/DBICTest/Schema/BasicRels.pm
index f3483b5..13948af 100644
--- a/t/lib/DBICTest/Schema/BasicRels.pm
+++ b/t/lib/DBICTest/Schema/BasicRels.pm
@@ -36,7 +36,11 @@ DBICTest::Schema::CD->add_relationship(
     { 'foreign.liner_id' => 'self.cdid' },
     { join_type => 'LEFT' }
 );
-
+DBICTest::Schema::CD->add_relationship(
+    cd_to_producer => 'DBICTest::Schema::CD_to_Producer',
+    { 'foreign.cd' => 'self.cdid' },
+    { join_type => 'LEFT', cascade_delete => 1 }
+);
 
 DBICTest::Schema::SelfRefAlias->add_relationship(
     self_ref => 'DBICTest::Schema::SelfRef',
@@ -75,4 +79,16 @@ DBICTest::Schema::TwoKeys->add_relationship(
     { 'foreign.cdid' => 'self.cd' }
 );
 
+DBICTest::Schema::CD_to_Producer->add_relationship(
+    cd => 'DBICTest::Schema::CD',
+    { 'foreign.cdid' => 'self.cd' }
+);
+DBICTest::Schema::CD_to_Producer->add_relationship(
+    producer => 'DBICTest::Schema::Producer',
+    { 'foreign.producerid' => 'self.producer' }
+);
+
+# now the Helpers
+DBICTest::Schema::CD->many_to_many( 'producers', 'cd_to_producer', 'producer');
+
 1;
diff --git a/t/lib/DBICTest/Schema/HelperRels.pm b/t/lib/DBICTest/Schema/HelperRels.pm
index 63191ea..bfd331d 100644
--- a/t/lib/DBICTest/Schema/HelperRels.pm
+++ b/t/lib/DBICTest/Schema/HelperRels.pm
@@ -1,4 +1,4 @@
-package DBICTest::Schema::BasicRels;
+package DBICTest::Schema::HelperRels;
 
 use base 'DBIx::Class::Core';
 
@@ -11,13 +11,13 @@ DBICTest::Schema::CD->belongs_to('artist', 'DBICTest::Schema::Artist');
 
 DBICTest::Schema::CD->has_many(tracks => 'DBICTest::Schema::Track');
 DBICTest::Schema::CD->has_many(tags => 'DBICTest::Schema::Tag');
+DBICTest::Schema::CD->has_many(cd_to_producer => 'DBICTest::Schema::CD_to_Producer' => 'cd');
 
 DBICTest::Schema::CD->might_have(liner_notes => 'DBICTest::Schema::LinerNotes',
                                   undef, { proxy => [ qw/notes/ ] });
 
 DBICTest::Schema::SelfRefAlias->belongs_to(
   self_ref => 'DBICTest::Schema::SelfRef');
-
 DBICTest::Schema::SelfRefAlias->belongs_to(
   alias => 'DBICTest::Schema::SelfRef');
 
@@ -27,11 +27,15 @@ DBICTest::Schema::SelfRef->has_many(
 DBICTest::Schema::Tag->belongs_to('cd', 'DBICTest::Schema::CD');
 
 DBICTest::Schema::Track->belongs_to('cd', 'DBICTest::Schema::CD');
-
 DBICTest::Schema::Track->belongs_to('disc', 'DBICTest::Schema::CD', 'cd');
 
 DBICTest::Schema::TwoKeys->belongs_to('artist', 'DBICTest::Schema::Artist');
-
 DBICTest::Schema::TwoKeys->belongs_to('cd', 'DBICTest::Schema::CD');
 
+DBICTest::Schema::CD_to_Producer->belongs_to('cd', 'DBICTest::Schema::CD', { 'foreign.cdid' => 'self.cd' });
+DBICTest::Schema::CD_to_Producer->belongs_to('producer', 'DBICTest::Schema::Producer', { 'foreign.producerid' => 'self.producer' });
+
+# now the Helpers
+DBICTest::Schema::CD->many_to_many( 'producers', 'cd_to_producer', 'producer');
+
 1;
diff --git a/t/run/06relationship.tl b/t/run/06relationship.tl
index 7141be8..ab35be0 100644
--- a/t/run/06relationship.tl
+++ b/t/run/06relationship.tl
@@ -1,6 +1,6 @@
 sub run_tests {
   
-plan tests => 13;
+plan tests => 14;
 
 # has_a test
 my $cd = DBICTest->class("CD")->find(4);
@@ -105,6 +105,11 @@ eval {
 };
 like($@, qr/join condition/, 'failed when creating a rel without join condition, ok');
 
+# many_to_many helper test
+$cd = DBICTest->class("CD")->find(1);
+my @producers = $cd->producers();
+is( $producers[0]->name, 'Matt S Trout', 'many_to_many ok' );
+
 }
 
 1;