public function PathProcessorImageStyles::processInbound in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/modules/image/src/PathProcessor/PathProcessorImageStyles.php \Drupal\image\PathProcessor\PathProcessorImageStyles::processInbound()

Processes the inbound path.

Parameters

string $path: The path to process, with a leading slash.

\Symfony\Component\HttpFoundation\Request $request: The HttpRequest object representing the current request.

Return value

string The processed path.

Overrides InboundPathProcessorInterface::processInbound

File

core/modules/image/src/PathProcessor/PathProcessorImageStyles.php, line 51

Contains \Drupal\image\PathProcessor\PathProcessorImageStyles.

Class

PathProcessorImageStyles

Defines a path processor to rewrite image styles URLs.

Namespace

Drupal\image\PathProcessor

Code

public function processInbound($path, Request $request) {
  $directory_path = $this->streamWrapperManager
    ->getViaScheme('public')
    ->getDirectoryPath();
  if (strpos($path, '/' . $directory_path . '/styles/') === 0) {
    $path_prefix = '/' . $directory_path . '/styles/';
  }
  elseif (strpos($path, '/system/files/styles/') === 0) {
    $path_prefix = '/system/files/styles/';
  }
  else {
    return $path;
  }

  // Strip out path prefix.
  $rest = preg_replace('|^' . preg_quote($path_prefix, '|') . '|', '', $path);

  // Get the image style, scheme and path.
  if (substr_count($rest, '/') >= 2) {
    list($image_style, $scheme, $file) = explode('/', $rest, 3);

    // Set the file as query parameter.
    $request->query
      ->set('file', $file);
    return $path_prefix . $image_style . '/' . $scheme;
  }
  else {
    return $path;
  }
}