From: Yuval Kogman <nothingmuch@woobling.org>
Date: Tue, 20 Jan 2009 23:10:22 +0000 (+0000)
Subject: Add sqlt_deploy_hook to Result Source
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=f89bb832611636e21c2f2fdde0dcda13b264442f;p=dbsrgits%2FDBIx-Class-Historic.git

Add sqlt_deploy_hook to Result Source
---

diff --git a/lib/DBIx/Class/ResultSource.pm b/lib/DBIx/Class/ResultSource.pm
index 3946d7c..fd7da0f 100644
--- a/lib/DBIx/Class/ResultSource.pm
+++ b/lib/DBIx/Class/ResultSource.pm
@@ -13,7 +13,7 @@ use base qw/DBIx::Class/;
 __PACKAGE__->mk_group_accessors('simple' => qw/_ordered_columns
   _columns _primaries _unique_constraints name resultset_attributes
   schema from _relationships column_info_from_storage source_info
-  source_name/);
+  source_name sqlt_deploy_callback/);
 
 __PACKAGE__->mk_group_accessors('component_class' => qw/resultset_class
   result_class/);
@@ -47,6 +47,7 @@ sub new {
   $new->{_relationships} = { %{$new->{_relationships}||{}} };
   $new->{name} ||= "!!NAME NOT SET!!";
   $new->{_columns_info_loaded} ||= 0;
+  $new->{sqlt_deploy_callback} ||= "default_sqlt_deploy_hook";
   return $new;
 }
 
@@ -1410,6 +1411,49 @@ should not be used.  It will be removed before 1.0.
 
   __PACKAGE__->column_info_from_storage(1);
 
+=cut
+
+=head2 sqlt_deploy_hook($sqlt_table)
+
+Triggers C<sqlt_deploy_callback>.
+
+=cut
+
+sub sqlt_deploy_hook {
+  my $self = shift;
+  if ( my $hook = $self->sqlt_deploy_callback) {
+    $self->$hook(@_);
+  }
+}
+
+=head2 default_sqlt_deploy_hook($table)
+
+Delegates to a an optional C<sqlt_deploy_hook> method on the C<result_class>.
+
+This will get passed the L<SQL::Translator::Schema::Table> object when you
+deploy the schema via L</create_ddl_dir> or L</deploy>.
+
+For an example of what you can do with this, see 
+L<DBIx::Class::Manual::Cookbook/Adding Indexes And Functions To Your SQL>.
+
+=cut
+
+sub default_sqlt_deploy_hook {
+  my $self = shift;
+
+  my $class = $self->result_class;
+
+  if ($class and $class->can('sqlt_deploy_hook')) {
+    $class->sqlt_deploy_hook(@_);
+  }
+}
+
+=head2 sqlt_deploy_callback
+
+An attribute which contains the callback to trigger on C<sqlt_deploy_hook>.
+Defaults to C<default_sqlt_deploy_hook>. Can be a code reference or a method
+name.
+
 =head1 AUTHORS
 
 Matt S. Trout <mst@shadowcatsystems.co.uk>
diff --git a/lib/SQL/Translator/Parser/DBIx/Class.pm b/lib/SQL/Translator/Parser/DBIx/Class.pm
index 4a2af21..c43a4a6 100644
--- a/lib/SQL/Translator/Parser/DBIx/Class.pm
+++ b/lib/SQL/Translator/Parser/DBIx/Class.pm
@@ -214,9 +214,7 @@ sub parse {
             }
         }
 		
-        if ($source->result_class->can('sqlt_deploy_hook')) {
-          $source->result_class->sqlt_deploy_hook($table);
-        }
+        $source->sqlt_deploy_hook($table)
     }
 
     if ($dbicschema->can('sqlt_deploy_hook')) {
diff --git a/t/86sqlt.t b/t/86sqlt.t
index ab76bbf..4b00fda 100644
--- a/t/86sqlt.t
+++ b/t/86sqlt.t
@@ -10,7 +10,7 @@ plan skip_all => 'SQL::Translator required' if $@;
 
 my $schema = DBICTest->init_schema;
 
-plan tests => 131;
+plan tests => 132;
 
 my $translator = SQL::Translator->new( 
   parser_args => {
@@ -26,6 +26,17 @@ my $translator = SQL::Translator->new(
     my $relinfo = $schema->source('Artist')->relationship_info ('cds');
     local $relinfo->{attrs}{on_delete} = 'restrict';
 
+    $schema->source('Track')->sqlt_deploy_callback(sub {
+      my ($self, $sqlt_table) = @_;
+
+      if ($sqlt_table->schema->translator->producer_type =~ /SQLite$/ ) {
+        $sqlt_table->add_index( name => 'track_title', fields => ['title'] )
+          or die $sqlt_table->error;
+      }
+
+      $self->default_sqlt_deploy_hook($sqlt_table);
+    });
+
     $translator->parser('SQL::Translator::Parser::DBIx::Class');
     $translator->producer('SQLite');
 
@@ -258,7 +269,12 @@ my %indexes = (
     {
       'fields' => ['name']
     },
-  ]
+  ],
+  track => [
+    {
+      'fields' => ['title']
+    }
+  ],
 );
 
 my $tschema = $translator->schema();
@@ -300,7 +316,6 @@ for my $expected_constraints (keys %unique_constraints) {
 
 for my $table_index (keys %indexes) {
   for my $expected_index ( @{ $indexes{$table_index} } ) {
-
     ok ( get_index($table_index, $expected_index), "Got a matching index on $table_index table");
   }
 }