X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FMooseX%2FStorage.pm;h=c28194b6377f2c1c8a8ec930fd59b04cabefb5ff;hb=ec9c19230a64659b0550d8bb3c3686f76ce42588;hp=c6101b952f7e0c32f406db5130d40cd2e5462ea8;hpb=b5384d082ce9b7c4fc23c74c4dfc4479ddbe7a67;p=gitmo%2FMooseX-Storage.git

diff --git a/lib/MooseX/Storage.pm b/lib/MooseX/Storage.pm
index c6101b9..c28194b 100644
--- a/lib/MooseX/Storage.pm
+++ b/lib/MooseX/Storage.pm
@@ -1,50 +1,98 @@
 
 package MooseX::Storage;
+use Moose qw(confess);
 
 sub import {
     my $pkg = caller();
+    
+    return if $pkg eq 'main';
+    
+    ($pkg->can('meta'))
+        || confess "This package can only be used in Moose based classes";
+    
     $pkg->meta->alias_method('Storage' => sub {
         my %params = @_;
         
+        $params{'base'} ||= 'Basic';
+        
         my @roles = (
-            'MooseX::Storage::Basic'
+            ('MooseX::Storage::' . $params{'base'}),
         );
         
-        push @roles => 'MooseX::Storage::Format::' . $params{'format'};
-        Class::MOP::load_class($roles[-1]) 
-            || die "Could not load format role (" . $roles[-1] . ") for package ($pkg)";
-           
+        # NOTE:
+        # you don't have to have a format 
+        # role, this just means you dont 
+        # get anything other than pack/unpack
+        push @roles => 'MooseX::Storage::Format::' . $params{'format'}
+            if exists $params{'format'};
+            
+        # NOTE:
+        # if you do choose an IO role, then 
+        # you *must* have a format role chosen
+        # since load/store require freeze/thaw
         if (exists $params{'io'}) {
+            (exists $params{'format'})
+                || confess "You must specify a format role in order to use an IO role";
             push @roles => 'MooseX::Storage::IO::' . $params{'io'};
-            Class::MOP::load_class($roles[-1]) 
-                || die "Could not load IO role (" . $roles[-1] . ") for package ($pkg)";            
         }
         
+        Class::MOP::load_class($_) 
+            || die "Could not load role (" . $_ . ") for package ($pkg)"
+                foreach @roles;        
+        
         return @roles;
     });
 }
 
-package MooseX::Storage::Basic;
-use Moose::Role;
+1;
 
-use MooseX::Storage::Engine;
+__END__
 
-sub pack {
-    my $self = shift;
-    my $e = MooseX::Storage::Engine->new( object => $self );
-    $e->collapse_object;
-}
+=pod
 
-sub unpack {
-    my ( $class, $data ) = @_;
-    my $e = MooseX::Storage::Engine->new( class => $class );
-    $class->new( $e->expand_object($data) );
-}
+=head1 NAME
 
-1;
+MooseX::Storage - A persistence framework for Moose classes
 
-__END__
+=head1 SYNOPSIS
 
-=pod
+=head1 DESCRIPTION
+
+=head1 METHODS
+
+=over 4
+
+=item B<import>
+
+=back
+
+=head2 Introspection
+
+=over 4
+
+=item B<meta>
+
+=back
+
+=head1 BUGS
+
+All complex software has bugs lurking in it, and this module is no 
+exception. If you find a bug please either email me, or add the bug
+to cpan-RT.
+
+=head1 AUTHOR
+
+Chris Prather E<lt>chris.prather@iinteractive.comE<gt>
+
+Stevan Little E<lt>stevan.little@iinteractive.comE<gt>
+
+=head1 COPYRIGHT AND LICENSE
+
+Copyright 2007 by Infinity Interactive, Inc.
+
+L<http://www.iinteractive.com>
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
 
 =cut