public function ChainResponsePolicy::check in Drupal 9
Same name in this branch
- 9 core/lib/Drupal/Core/PageCache/ChainResponsePolicy.php \Drupal\Core\PageCache\ChainResponsePolicy::check()
- 9 core/lib/Drupal/Core/ProxyClass/PageCache/ChainResponsePolicy.php \Drupal\Core\ProxyClass\PageCache\ChainResponsePolicy::check()
Same name and namespace in other branches
- 8 core/lib/Drupal/Core/PageCache/ChainResponsePolicy.php \Drupal\Core\PageCache\ChainResponsePolicy::check()
Determines whether it is save to store a page in the cache.
Parameters
\Symfony\Component\HttpFoundation\Response $response: The response which is about to be sent to the client.
\Symfony\Component\HttpFoundation\Request $request: The request object.
Return value
string|null Either static::DENY or NULL. Calling code may attempt to store a page in the cache unless static::DENY is returned. Returns NULL if the policy policy is not specified for the given response.
Overrides ResponsePolicyInterface::check
File
- core/
lib/ Drupal/ Core/ PageCache/ ChainResponsePolicy.php, line 32
Class
- ChainResponsePolicy
- Implements a compound response policy.
Namespace
Drupal\Core\PageCacheCode
public function check(Response $response, Request $request) {
foreach ($this->rules as $rule) {
$result = $rule
->check($response, $request);
if ($result === static::DENY) {
return $result;
}
elseif (isset($result)) {
throw new \UnexpectedValueException('Return value of ResponsePolicyInterface::check() must be one of ResponsePolicyInterface::DENY or NULL');
}
}
}