Move scary stuff to its own class

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / ResultSource / View.pm

diff --git a/lib/DBIx/Class/ResultSource/View.pm b/lib/DBIx/Class/ResultSource/View.pm
index 6d083bc..232cc2f 100644 (file)
--- a/lib/DBIx/Class/ResultSource/View.pm
+++ b/lib/DBIx/Class/ResultSource/View.pm
@@ -8,14 +8,7 @@ use DBIx::Class::ResultSet;
 use base qw/DBIx::Class/;
 __PACKAGE__->load_components(qw/ResultSource/);
 __PACKAGE__->mk_group_accessors(
-  'simple' => qw(is_virtual view_definition depends_on)
-);
-
-sub new {
-  my $new = shift->next::method(@_);
-  $new->{depends_on} = { %{$new->{depends_on}||{}} };
-  return $new;
-}
+    'simple' => qw(is_virtual view_definition deploy_depends_on) );
 
 =head1 NAME
 
@@ -23,7 +16,7 @@ DBIx::Class::ResultSource::View - ResultSource object representing a view
 
 =head1 SYNOPSIS
 
-  package MyDB::Schema::Result::Year2000CDs;
+  package MyApp::Schema::Result::Year2000CDs;
 
   use base qw/DBIx::Class::Core/;
 
@@ -70,7 +63,7 @@ case replaces the view name in a FROM clause in a subselect.
 
 =head1 EXAMPLES
 
-Having created the MyDB::Schema::Year2000CDs schema as shown in the SYNOPSIS
+Having created the MyApp::Schema::Year2000CDs schema as shown in the SYNOPSIS
 above, you can then:
 
   $2000_cds = $schema->resultset('Year2000CDs')
@@ -83,7 +76,7 @@ above, you can then:
 If you modified the schema to include a placeholder
 
   __PACKAGE__->result_source_instance->view_definition(
-      "SELECT cdid, artist, title FROM cd WHERE year ='?'"
+      "SELECT cdid, artist, title FROM cd WHERE year = ?"
   );
 
 and ensuring you have is_virtual set to true:
@@ -113,7 +106,7 @@ You could now say:
 
   $schema->resultset('Year2000CDs')->all();
 
-  SELECT cdid, artist, title FROM 
+  SELECT cdid, artist, title FROM
     (SELECT cdid, artist, title FROM cd WHERE year ='2000') me
 
 =back
@@ -136,6 +129,14 @@ database-based view.
 An SQL query for your view. Will not be translated across database
 syntaxes.
 
+=head2 deploy_depends_on
+
+  __PACKAGE__->result_source_instance->deploy_depends_on(
+      ["MyApp::Schema::Result::Year","MyApp::Schema::Result::CD"]
+      );
+
+Specify the views (and only the views) that this view depends on.
+Pass this an array reference of fully qualified result classes.
 
 =head1 OVERRIDDEN METHODS
 
@@ -147,24 +148,34 @@ or the SQL as a subselect if this is a virtual view.
 =cut
 
 sub from {
-  my $self = shift;
-  return \"(${\$self->view_definition})" if $self->is_virtual;
-  return $self->name;
+    my $self = shift;
+    return \"(${\$self->view_definition})" if $self->is_virtual;
+    return $self->name;
 }
 
-1;
+=head1 OTHER METHODS
 
-=head1 AUTHORS
+=head2 new
 
-Matt S. Trout <mst@shadowcatsystems.co.uk>
+The constructor.
 
-With Contributions from:
+=cut
 
-Guillermo Roditi E<lt>groditi@cpan.orgE<gt>
+sub new {
+    my ( $self, @args ) = @_;
+    my $new = $self->next::method(@args);
+    $new->{deploy_depends_on} =
+      { map { $_ => 1 }
+          @{ $new->{deploy_depends_on} || [] } }
+      unless ref $new->{deploy_depends_on} eq 'HASH';
+    return $new;
+}
 
-Jess Robinson <castaway@desert-island.me.uk>
+1;
+
+=head1 AUTHORS
 
-Wallace Reis <wreis@cpan.org>
+See L<DBIx::Class/CONTRIBUTORS>.
 
 =head1 LICENSE