protected DynamicPageCacheSubscriber::responseToRenderArray(CacheableResponseInterface $response)
Embeds a Response object in a render array so that RenderCache can cache it.
@todo Refactor/remove once https://www.drupal.org/node/2551419 lands.
Parameters
\Drupal\Core\Cache\CacheableResponseInterface $response: A cacheable response.
Return value
array A render array that embeds the given cacheable response object, with the cacheability metadata of the response object present in the #cache property of the render array.
See also
renderArrayToResponse()
File
- core/modules/dynamic_page_cache/src/EventSubscriber/DynamicPageCacheSubscriber.php, line 267
Class
- DynamicPageCacheSubscriber
- Returns cached responses as early and avoiding as much work as possible.
Namespace
Drupal\dynamic_page_cache\EventSubscriber
Code
protected function responseToRenderArray(CacheableResponseInterface $response) {
$response_as_render_array = $this->dynamicPageCacheRedirectRenderArray + [
// The data we actually care about.
'#response' => $response,
// Tell RenderCache to cache the #response property: the data we actually
// care about.
'#cache_properties' => ['#response'],
// These exist only to fulfill the requirements of the RenderCache, which
// is designed to work with render arrays only. We don't care about these.
'#markup' => '',
'#attached' => '',
];
// Merge the response's cacheability metadata, so that RenderCache can take
// care of cache redirects for us.
CacheableMetadata::createFromObject($response->getCacheableMetadata())
->merge(CacheableMetadata::createFromRenderArray($response_as_render_array))
->applyTo($response_as_render_array);
return $response_as_render_array;
}
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