diff core/modules/menu_link_content/src/MenuLinkContentAccessControlHandler.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/menu_link_content/src/MenuLinkContentAccessControlHandler.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,79 @@
+<?php
+
+namespace Drupal\menu_link_content;
+
+use Drupal\Core\Access\AccessResult;
+use Drupal\Core\Access\AccessManagerInterface;
+use Drupal\Core\Entity\EntityAccessControlHandler;
+use Drupal\Core\Entity\EntityHandlerInterface;
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Entity\EntityTypeInterface;
+use Drupal\Core\Session\AccountInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Defines the access control handler for the user entity type.
+ */
+class MenuLinkContentAccessControlHandler extends EntityAccessControlHandler implements EntityHandlerInterface {
+
+  /**
+   * The access manager to check routes by name.
+   *
+   * @var \Drupal\Core\Access\AccessManagerInterface
+   */
+  protected $accessManager;
+
+  /**
+   * Creates a new MenuLinkContentAccessControlHandler.
+   *
+   * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
+   *   The entity type definition.
+   * @param \Drupal\Core\Access\AccessManagerInterface $access_manager
+   *   The access manager to check routes by name.
+   */
+  public function __construct(EntityTypeInterface $entity_type, AccessManagerInterface $access_manager) {
+    parent::__construct($entity_type);
+
+    $this->accessManager = $access_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
+    return new static($entity_type, $container->get('access_manager'));
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  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 $access;
+        }
+
+      case 'delete':
+        return AccessResult::allowedIf(!$entity->isNew() && $account->hasPermission('administer menu'))->cachePerPermissions()->addCacheableDependency($entity);
+    }
+  }
+
+}