public function EntityViewController::view in Drupal 9

Same name and namespace in other branches

8 core/lib/Drupal/Core/Entity/Controller/EntityViewController.php \Drupal\Core\Entity\Controller\EntityViewController::view()

Provides a page to render a single entity.

Parameters

\Drupal\Core\Entity\EntityInterface $_entity: The Entity to be rendered. Note this variable is named $_entity rather than $entity to prevent collisions with other named placeholders in the route.

string $view_mode: (optional) The view mode that should be used to display the entity. Defaults to 'full'.

Return value

array A render array as expected by \Drupal\Core\Render\RendererInterface::render().

3 calls to EntityViewController::view()

EntityViewController::viewRevision in core/lib/Drupal/Core/Entity/Controller/EntityViewController.php: Provides a page to render a single entity revision.
NodePreviewController::view in core/modules/node/src/Controller/NodePreviewController.php: Provides a page to render a single entity.
NodeViewController::view in core/modules/node/src/Controller/NodeViewController.php: Provides a page to render a single entity.

2 methods override EntityViewController::view()

NodePreviewController::view in core/modules/node/src/Controller/NodePreviewController.php: Provides a page to render a single entity.
NodeViewController::view in core/modules/node/src/Controller/NodeViewController.php: Provides a page to render a single entity.

File

core/lib/Drupal/Core/Entity/Controller/EntityViewController.php, line 99

Class

EntityViewController: Defines a generic controller to render a single entity.

Namespace

Drupal\Core\Entity\Controller

Code

public function view(EntityInterface $_entity, $view_mode = 'full') {
  $page = $this->entityTypeManager
    ->getViewBuilder($_entity
    ->getEntityTypeId())
    ->view($_entity, $view_mode);
  $page['#pre_render'][] = [
    $this,
    'buildTitle',
  ];
  $page['#entity_type'] = $_entity
    ->getEntityTypeId();
  $page['#' . $page['#entity_type']] = $_entity;

  // Add canonical and shortlink links if the entity has a canonical
  // link template and is not new.
  if ($_entity
    ->hasLinkTemplate('canonical') && !$_entity
    ->isNew()) {
    $url = $_entity
      ->toUrl('canonical')
      ->setAbsolute(TRUE);
    $page['#attached']['html_head_link'][] = [
      [
        'rel' => 'canonical',
        'href' => $url
          ->toString(),
      ],
      TRUE,
    ];

    // Set the non-aliased canonical path as a default shortlink.
    $page['#attached']['html_head_link'][] = [
      [
        'rel' => 'shortlink',
        'href' => $url
          ->setOption('alias', TRUE)
          ->toString(),
      ],
      TRUE,
    ];

    // Since this generates absolute URLs, it can only be cached "per site".
    $page['#cache']['contexts'][] = 'url.site';
  }
  return $page;
}

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