Security update for Core, with self-updated composer
[yaffs-website] / web / core / modules / workflows / src / WorkflowDeleteAccessCheck.php
1 <?php
2
3 namespace Drupal\workflows;
4
5 use Drupal\Core\Access\AccessResult;
6 use Drupal\Core\Entity\EntityInterface;
7 use Drupal\Core\Routing\Access\AccessInterface;
8 use Drupal\Core\Routing\RouteMatchInterface;
9 use Drupal\Core\Session\AccountInterface;
10 use Symfony\Component\Routing\Route;
11
12 /**
13  * Provides a access checker for deleting a workflow state.
14  *
15  * @internal
16  *   Marked as internal until it's validated this should form part of the public
17  *   API in https://www.drupal.org/node/2897148.
18  */
19 class WorkflowDeleteAccessCheck implements AccessInterface {
20
21   /**
22    * Checks access to deleting a workflow state for a particular route.
23    *
24    * The value of '_workflow_state_delete_access' is ignored. The route must
25    * have the parameters 'workflow' and 'workflow_state'. For example:
26    * @code
27    * pattern: '/foo/{workflow}/bar/{workflow_state}/delete'
28    * requirements:
29    *   _workflow_state_delete_access: 'true'
30    * @endcode
31    * @see \Drupal\Core\ParamConverter\EntityConverter
32    *
33    * @param \Symfony\Component\Routing\Route $route
34    *   The route to check against.
35    * @param \Drupal\Core\Routing\RouteMatchInterface $route_match
36    *   The parametrized route
37    * @param \Drupal\Core\Session\AccountInterface $account
38    *   The currently logged in account.
39    *
40    * @return \Drupal\Core\Access\AccessResultInterface
41    *   The access result.
42    */
43   public function access(Route $route, RouteMatchInterface $route_match, AccountInterface $account) {
44     // If there is valid entity of the given entity type, check its access.
45     $parameters = $route_match->getParameters();
46     if ($parameters->has('workflow') && $parameters->has('workflow_state')) {
47       $entity = $parameters->get('workflow');
48       if ($entity instanceof EntityInterface) {
49         return $entity->access('delete-state:' . $parameters->get('workflow_state'), $account, TRUE);
50       }
51     }
52     // No opinion, so other access checks should decide if access should be
53     // allowed or not.
54     return AccessResult::neutral();
55   }
56
57 }