public function feed($lang)
{
$feed = new Feed();
$posts = Post::where('lang', '=', $lang)->orderBy('created_at', 'desc')->take(20)->get();
$feed->title = Config::get('app.blog_title');
$feed->description = Config::get('app.blog_description');
$feed->logo = '';
$feed->link = URL::to('feed/' . $lang);
$feed->setDateFormat('datetime');
// 'datetime', 'timestamp' or 'carbon'
$feed->pubdate = $posts[0]->created_at;
$feed->lang = $lang;
foreach ($posts as $post) {
$feed->addItem($post->title, $post->sub_title, 'URL', $post->created_at, $post->preview, $post->content);
}
$this->statistics->incrementPage('rss_feed');
return $feed->render('rss');
}
