Checks routing access for the node revision.

Parameters

\Symfony\Component\Routing\Route $route: The route to check against.

\Drupal\Core\Session\AccountInterface $account: The currently logged in account.

int $node_revision: (optional) The node revision ID. If not specified, but $node is, access is checked for that object's revision.

\Drupal\node\NodeInterface $node: (optional) A node object. Used for checking access to a node's default revision when $node_revision is unspecified. Ignored when $node_revision is specified. If neither $node_revision nor $node are specified, then access is denied.

Return value

\Drupal\Core\Access\AccessResultInterface The access result.

File

core/modules/node/src/Access/NodeRevisionAccessCheck.php, line 70

Class

NodeRevisionAccessCheck

Provides an access checker for node revisions.

Namespace

Drupal\node\Access

Code

public function access(Route $route, AccountInterface $account, $node_revision = NULL, NodeInterface $node = NULL) {
  if ($node_revision) {
    $node = $this->nodeStorage
      ->loadRevision($node_revision);
  }
  $operation = $route->getRequirement('_access_node_revision');
  return AccessResult::allowedIf($node && $this->checkAccess($node, $account, $operation))
    ->cachePerPermissions()
    ->addCacheableDependency($node);
}

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