/**
* {@inheritdoc}
*/
public static function buildResponse($view_id, $display_id, array $args = [])
{
$build = static::buildBasicRenderable($view_id, $display_id, $args);
// Set up an empty response, so for example RSS can set the proper
// Content-Type header.
$response = new CacheableResponse('', 200);
$build['#response'] = $response;
/** @var \Drupal\Core\Render\RendererInterface $renderer */
$renderer = \Drupal::service('renderer');
$output = (string) $renderer->renderRoot($build);
if (empty($output)) {
throw new NotFoundHttpException();
}
$response->setContent($output);
$cache_metadata = CacheableMetadata::createFromRenderArray($build);
$response->addCacheableDependency($cache_metadata);
return $response;
}
/**
* Sets a header.
*/
public function setHeader(Request $request)
{
$query = $request->query->all();
$response = new CacheableResponse();
$response->headers->set($query['name'], $query['value']);
$response->getCacheableMetadata()->addCacheContexts(['url.query_args:name', 'url.query_args:value']);
$response->setContent($this->t('The following header was set: %name: %value', array('%name' => $query['name'], '%value' => $query['value'])));
return $response;
}
/**
* {@inheritdoc}
*/
public static function buildResponse($view_id, $display_id, array $args = [])
{
$build = static::buildBasicRenderable($view_id, $display_id, $args);
// Setup an empty response so headers can be added as needed during views
// rendering and processing.
$response = new CacheableResponse('', 200);
$build['#response'] = $response;
/** @var \Drupal\Core\Render\RendererInterface $renderer */
$renderer = \Drupal::service('renderer');
$output = (string) $renderer->renderRoot($build);
$response->setContent($output);
$cache_metadata = CacheableMetadata::createFromRenderArray($build);
$response->addCacheableDependency($cache_metadata);
$response->headers->set('Content-type', $build['#content_type']);
return $response;
}
