function generate_rss($posts)
{
$feed = new Feed();
$channel = new Channel();
$channel->title('LBlog')->description('A very light weight blog.')->url('http://localhost:8000')->appendTo($feed);
$item = new Item();
foreach ($posts as $post) {
$item->title($post->title)->description($post->body)->url($post->url)->appendTo($channel);
}
echo $feed;
}