public function InitSubscriber::deferCss in Advanced CSS/JS Aggregation 8.4

Same name and namespace in other branches

1. 8.3 advagg_mod/src/EventSubscriber/InitSubscriber.php \Drupal\advagg_mod\EventSubscriber\InitSubscriber::deferCss()

Apply CSS defer actions.

Parameters

\Symfony\Component\HttpKernel\Event\FilterResponseEvent $response: The response event object.

File

advagg_mod/src/EventSubscriber/InitSubscriber.php, line 198

Class

InitSubscriber

Perform initialization tasks for advagg_mod.

Namespace

Drupal\advagg_mod\EventSubscriber

Code

public function deferCss(FilterResponseEvent $response) {

  // Skip if not enabled.
  if (!advagg_mod_css_defer_active()) {
    return;
  }
  $response = $response
    ->getResponse();

  // Only process Html Responses.
  if (!$response instanceof HtmlResponse) {
    return;
  }
  $content = $this->cssDeferer
    ->defer($response
    ->getContent());
  $response
    ->setContent($content);
}