moose based definition

lib/WebGUI/Definition.pm

@@ -0,0 +1,84 @@
+package WebGUI::Definition;
+
+=head1 LEGAL
+
+ -------------------------------------------------------------------
+  WebGUI is Copyright 2001-2009 Plain Black Corporation.
+ -------------------------------------------------------------------
+  Please read the legal notices (docs/legal.txt) and the license
+  (docs/license.txt) that came with this distribution before using
+  this software.
+ -------------------------------------------------------------------
+  http://www.plainblack.com                     info@plainblack.com
+ -------------------------------------------------------------------
+
+=cut
+
+use 5.010;
+use Moose;
+use Moose::Exporter;
+use namespace::autoclean;
+use WebGUI::Definition::Meta::Class;
+use WebGUI::Definition::Meta::Property;
+no warnings qw(uninitialized);
+
+our $VERSION = '0.0.1';
+
+my ($import, $unimport, $init_meta) = Moose::Exporter->build_import_methods(
+    install         => [ 'unimport' ],
+    with_meta       => [ 'property', 'attribute' ],
+    also            => 'Moose',
+    roles           => [ 'WebGUI::Definition::Role::Object' ],
+);
+
+sub import {
+    my $class = shift;
+    my $caller = caller;
+    $class->$import({ into_level => 1 });
+    warnings->unimport('uninitialized');
+    namespace::autoclean->import( -cleanee => $caller );
+    return 1;
+}
+
+sub init_meta {
+    my $class = shift;
+    my %options = @_; 
+    $options{metaclass} = 'WebGUI::Definition::Meta::Class';
+    return Moose->init_meta(%options);
+}
+
+sub attribute {
+    my ($meta, $name, $value) = @_;
+    if ($meta->can($name)) {
+        $meta->$name($value);
+        $meta->add_method( $name, sub { $meta->$name } );
+    }
+    else {
+        $meta->add_method( $name, sub { $value } );
+    }
+    return 1;
+}
+
+sub property {
+    my ($meta, $name, %options) = @_;
+    my %form_options;
+    my $prop_meta = 
+    $meta->property_meta;
+    #'WebGUI::Definition::Meta::Property';
+    for my $key ( keys %options ) {
+        if ( ! $prop_meta->meta->find_attribute_by_name($key) ) {
+            $form_options{$key} = delete $options{$key};
+        }
+    }
+    $meta->add_attribute(
+        $name,
+        is => 'rw',
+        metaclass => $prop_meta,
+        form => \%form_options,
+        %options,
+    );
+    return 1;
+}
+
+1;
+