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package Jaos::WebApp::Render::RSS;
use strict;
use warnings;
use XML::RSS;
use Encode;

sub register
{
  my ($class, $app, $conf) = @_;

  $app->add_renderer(
    rss => sub {
      my ($controller, %options) = @_;
      my $obj = XML::RSS->new(version => '2.0');
      my $rss = $controller->stash->{rss};

      my $channel = $rss->{channel}   ? $rss->{channel}
                  : $conf->{channel}  ? $conf->{channel}
                  : undef;
      $obj->channel(%$channel) if ($channel);

      my $image   = $rss->{image}   ? $rss->{image}
                  : $conf->{image}  ? $conf->{image}
                  : undef;
      $obj->image(%$image) if ($image);

      my $items = $rss->{items};
      for my $i (@$items) {
        $obj->add_item(%$i);
      }

      $controller->app->res->content_type('text/xml; charset=utf-8');
      $controller->app->res->body(Encode::encode('utf-8',$obj->as_string));
    }
  );
}

=head1 NAME

Jaos::WebApp::Render::RSS - Render XML::RSS output

=head1 SYNOPSIS

 package MyApp::Controller;
 use base qw/Jaos::WebApp/;
 sub startup
 {
   my $app = shift;
   # optional options
   my $rss_options = { channel => {}, image => {} };
   $app->load_plugin('Jaos::WebApp::Render::RSS', $rss_options);
   $app->connect('/rss', controller => 'MyApp::Controller', action => 'syndicate');
 }

 package MyApp::Controller;
 use base qw/Jaos::WebApp::Controller/;
 sub syndicate
 {
   my $self = shift;
   $self->stash->{rss} = {
     channle => {},
     image   => {},
     items   => [ { title => '', link => '', description => ''}, ],
   };
   $self->render('rss');
 }
 1;

=head1 DESCRIPTION

This is a L<XML::RSS> renderer for L<Jaos::WebApp>.

=head1 METHODS

=head2 register

Called by the L<Jaos::WebApp> plugin loader.

=head1 AUTHOR

Jason Woodward <woodwardj@jaos.org>

=head1 LICENSE

Copyright (C) 2010 Jason Woodward
All rights reserved

This library is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this library.  If not, see <http://www.gnu.org/licenses/>.

=cut

1;