/**
* Filters a response object.
*
* @param Response $response A Response instance
* @param Request $request An error message in case the response is not a Response object
* @param int $type The type of the request (one of HttpKernelInterface::MASTER_REQUEST or HttpKernelInterface::SUB_REQUEST)
*
* @throws \RuntimeException if the passed object is not a Response instance
*
* @return Response The filtered Response instance
*/
protected function filterResponse(Response $response, Request $request, $type)
{
$headers = $request->getResponseHeader();
foreach ($headers as $key => $value) {
$response->headers->set($key, $value[0], $value[1]);
}
$cookies = $request->getResponseCookie();
foreach ($cookies as $cookie) {
$response->headers->setCookie($cookie);
}
$event = new FilterResponseEvent($this, $request, $type, $response);
$this->app['events']->dispatch(KernelEvents::RESPONSE, $event);
$this->finishRequest($request, $type);
return $event->getResponse();
}
