/**
* Receives a notification.
*
* @param \Drupal\feeds\FeedInterface $feeds_feed
* The feed to perform the request on.
* @param \Symfony\Component\HttpFoundation\Request $request
* The request object.
*
* @return Symfony\Component\HttpFoundation\Response
* The response object.
*
* @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
* Thrown if the subscription was not found or the request parameters were
* invalid.
*/
public function receive(FeedInterface $feeds_feed, Request $request)
{
if (!($sig = $request->headers->get('X-Hub-Signature'))) {
throw new NotFoundHttpException();
}
$result = array();
parse_str($sig, $result);
if (empty($result['sha1'])) {
throw new NotFoundHttpException();
}
if (!($sub = $this->subscriptionCrud->getSubscription($feeds_feed->id()))) {
throw new NotFoundHttpException();
}
$raw = file_get_contents('php://input');
if ($result['sha1'] !== hash_hmac('sha1', $raw, $sub['secret'])) {
throw new NotFoundHttpException();
}
try {
$feeds_feed->importRaw($raw);
} catch (InterfaceNotImplementedException $e) {
// The fetcher does not support PuSH updates.
throw new NotFoundHttpException();
}
return new Response('', 200);
}
