FinishResponseSubscriber::setResponseNotCacheable

protected FinishResponseSubscriber::setResponseNotCacheable(Response $response, Request $request)

Add Cache-Control and Expires headers to a response which is not cacheable.

Parameters

\Symfony\Component\HttpFoundation\Response $response: A response object.

\Symfony\Component\HttpFoundation\Request $request: A request object.

File

core/lib/Drupal/Core/EventSubscriber/FinishResponseSubscriber.php, line 201

Class

FinishResponseSubscriber
Response subscriber to handle finished responses.

Namespace

Drupal\Core\EventSubscriber

Code

protected function setResponseNotCacheable(Response $response, Request $request) {
  $this->setCacheControlNoCache($response);
  $this->setExpiresNoCache($response);

  // There is no point in sending along headers necessary for cache
  // revalidation, if caching by proxies and browsers is denied in the first
  // place. Therefore remove ETag, Last-Modified and Vary in that case.
  $response->setEtag(NULL);
  $response->setLastModified(NULL);
  $response->setVary(NULL);
}
doc_Drupal
2016-10-29 09:14:58
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