function CssAssetController::deliver

File

core/modules/system/src/Controller/CssAssetController.php, line 48

Class

CssAssetController

Defines a controller to serve CSS aggregates.

Namespace

Code

public function deliver(Request $request, string $file_name) {
  if ($request->query
    ->has('libraries') && !$request->query
    ->has('category')) {
    throw new BadRequestHttpException('Category must be passed when libraries are passed.');
  }
  if ($request->query
    ->has('category') && !$request->query
    ->has('libraries')) {
    throw new BadRequestHttpException('Libraries must be passed when category is passed.');
  }
  return parent::deliver($request, $file_name);
}