public function ExamplePreprocessorEventSubscriber::preprocessPage in Hook Event Dispatcher 8

Preprocess a node page to set the node title as page title.

Parameters

\Drupal\hook_event_dispatcher\Event\Preprocess\PagePreprocessEvent $event: Event.

File

src/Example/ExamplePreprocessorEventSubscriber.php, line 30

Class

ExamplePreprocessorEventSubscriber

Class ExamplePreprocessorEventSubscriber.

Namespace

Drupal\hook_event_dispatcher\Example

Code

public function preprocessPage(PagePreprocessEvent $event) {

  /** @var \Drupal\hook_event_dispatcher\Event\Preprocess\Variables\PageEventVariables $variables */
  $variables = $event
    ->getVariables();
  $node = $variables
    ->getNode();
  if ($node === NULL) {
    return;
  }
  $variables
    ->set('title', $node
    ->getTitle());
}