protected function MenuLinkContentAccessControlHandler::checkAccess in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/menu_link_content/src/MenuLinkContentAccessControlHandler.php \Drupal\menu_link_content\MenuLinkContentAccessControlHandler::checkAccess()

Performs access checks.

This method is supposed to be overwritten by extending classes that do their own custom access checking.

Parameters

\Drupal\Core\Entity\EntityInterface $entity: The entity for which to check access.

string $operation: The entity operation. Usually one of 'view', 'view label', 'update' or 'delete'.

\Drupal\Core\Session\AccountInterface $account: The user for which to check access.

Return value

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

Overrides EntityAccessControlHandler::checkAccess

File

core/modules/menu_link_content/src/MenuLinkContentAccessControlHandler.php, line 50

Class

MenuLinkContentAccessControlHandler

Defines the access control handler for the user entity type.

Namespace

Drupal\menu_link_content

Code

protected function checkAccess(EntityInterface $entity, $operation, AccountInterface $account) {
  switch ($operation) {
    case 'view':

      // There is no direct viewing of a menu link, but still for purposes of
      // content_translation we need a generic way to check access.
      return AccessResult::allowedIfHasPermission($account, 'administer menu');
    case 'update':
      if (!$account
        ->hasPermission('administer menu')) {
        return AccessResult::neutral("The 'administer menu' permission is required.")
          ->cachePerPermissions();
      }
      else {

        // Assume that access is allowed.
        $access = AccessResult::allowed()
          ->cachePerPermissions()
          ->addCacheableDependency($entity);

        /** @var \Drupal\menu_link_content\MenuLinkContentInterface $entity */

        // If the link is routed determine whether the user has access unless
        // they have the 'link to any page' permission.
        if (!$account
          ->hasPermission('link to any page') && ($url_object = $entity
          ->getUrlObject()) && $url_object
          ->isRouted()) {
          $link_access = $this->accessManager
            ->checkNamedRoute($url_object
            ->getRouteName(), $url_object
            ->getRouteParameters(), $account, TRUE);
          $access = $access
            ->andIf($link_access);
        }
        return $access;
      }
    case 'delete':
      return AccessResult::allowedIfHasPermission($account, 'administer menu')
        ->andIf(AccessResult::allowedIf(!$entity
        ->isNew())
        ->addCacheableDependency($entity));
    default:
      return parent::checkAccess($entity, $operation, $account);
  }
}