public function feed($id, $mobile = '')
{
$url = array('mobile' => true, 'plugin' => 'feed', 'controller' => 'feed', 'action' => 'index');
if ($mobile === '') {
$mobile = $this->request->params['Site']['device'] == 'mobile';
}
if ($mobile) {
$url = array_merge($url, array($this->request->params['Site']['name'] => true));
}
echo $this->requestAction($url, array('pass' => array($id)));
}