protected function ImageStyleDownloadController::webpResponse in WebP 8

Returns a WebP image as response.

Parameters

string $file: Path to image file.

array $headers: Response headers.

string $scheme: The file scheme, defaults to 'private'.

Return value

\Symfony\Component\HttpFoundation\BinaryFileResponse The transferred file as response.

1 call to ImageStyleDownloadController::webpResponse()

ImageStyleDownloadController::deliver in src/Controller/ImageStyleDownloadController.php

Generates a derivative, given a style and image path.

File

src/Controller/ImageStyleDownloadController.php, line 231

Class

ImageStyleDownloadController

Defines a controller to serve image styles.

Namespace

Drupal\webp\Controller

Code

protected function webpResponse($file, array $headers, $scheme) {
  $headers += [
    'Content-Type' => 'image/webp',
    'Content-Length' => filesize($file),
  ];

  // \Drupal\Core\EventSubscriber\FinishResponseSubscriber::onRespond()
  // sets response as not cacheable if the Cache-Control header is not
  // already modified. We pass in FALSE for non-private schemes for the
  // $public parameter to make sure we don't change the headers.
  return new BinaryFileResponse($file, 200, $headers, $scheme !== 'private');
}