diff core/modules/workspaces/src/EntityAccess.php @ 17:129ea1e6d783

Update, including to Drupal core 8.6.10

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/workspaces/src/EntityAccess.php	Thu Feb 28 13:21:36 2019 +0000
@@ -0,0 +1,131 @@
+<?php
+
+namespace Drupal\workspaces;
+
+use Drupal\Core\Access\AccessResult;
+use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Session\AccountInterface;
+use Drupal\Core\StringTranslation\StringTranslationTrait;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Service wrapper for hooks relating to entity access control.
+ *
+ * @internal
+ */
+class EntityAccess implements ContainerInjectionInterface {
+
+  use StringTranslationTrait;
+
+  /**
+   * The entity type manager service.
+   *
+   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
+   */
+  protected $entityTypeManager;
+
+  /**
+   * The workspace manager service.
+   *
+   * @var \Drupal\workspaces\WorkspaceManagerInterface
+   */
+  protected $workspaceManager;
+
+  /**
+   * Constructs a new EntityAccess instance.
+   *
+   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
+   *   The entity type manager service.
+   * @param \Drupal\workspaces\WorkspaceManagerInterface $workspace_manager
+   *   The workspace manager service.
+   */
+  public function __construct(EntityTypeManagerInterface $entity_type_manager, WorkspaceManagerInterface $workspace_manager) {
+    $this->entityTypeManager = $entity_type_manager;
+    $this->workspaceManager = $workspace_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity_type.manager'),
+      $container->get('workspaces.manager')
+    );
+  }
+
+  /**
+   * Implements a hook bridge for hook_entity_access().
+   *
+   * @param \Drupal\Core\Entity\EntityInterface $entity
+   *   The entity to check access for.
+   * @param string $operation
+   *   The operation being performed.
+   * @param \Drupal\Core\Session\AccountInterface $account
+   *   The user account making the to check access for.
+   *
+   * @return \Drupal\Core\Access\AccessResult
+   *   The result of the access check.
+   *
+   * @see hook_entity_access()
+   */
+  public function entityOperationAccess(EntityInterface $entity, $operation, AccountInterface $account) {
+    // Workspaces themselves are handled by their own access handler and we
+    // should not try to do any access checks for entity types that can not
+    // belong to a workspace.
+    if ($entity->getEntityTypeId() === 'workspace' || !$this->workspaceManager->isEntityTypeSupported($entity->getEntityType())) {
+      return AccessResult::neutral();
+    }
+
+    return $this->bypassAccessResult($account);
+  }
+
+  /**
+   * Implements a hook bridge for hook_entity_create_access().
+   *
+   * @param \Drupal\Core\Session\AccountInterface $account
+   *   The user account making the to check access for.
+   * @param array $context
+   *   The context of the access check.
+   * @param string $entity_bundle
+   *   The bundle of the entity.
+   *
+   * @return \Drupal\Core\Access\AccessResult
+   *   The result of the access check.
+   *
+   * @see hook_entity_create_access()
+   */
+  public function entityCreateAccess(AccountInterface $account, array $context, $entity_bundle) {
+    // Workspaces themselves are handled by their own access handler and we
+    // should not try to do any access checks for entity types that can not
+    // belong to a workspace.
+    $entity_type = $this->entityTypeManager->getDefinition($context['entity_type_id']);
+    if ($entity_type->id() === 'workspace' || !$this->workspaceManager->isEntityTypeSupported($entity_type)) {
+      return AccessResult::neutral();
+    }
+
+    return $this->bypassAccessResult($account);
+  }
+
+  /**
+   * Checks the 'bypass' permissions.
+   *
+   * @param \Drupal\Core\Session\AccountInterface $account
+   *   The user account making the to check access for.
+   *
+   * @return \Drupal\Core\Access\AccessResult
+   *   The result of the access check.
+   */
+  protected function bypassAccessResult(AccountInterface $account) {
+    // This approach assumes that the current "global" active workspace is
+    // correct, i.e. if you're "in" a given workspace then you get ALL THE PERMS
+    // to ALL THE THINGS! That's why this is a dangerous permission.
+    $active_workspace = $this->workspaceManager->getActiveWorkspace();
+
+    return AccessResult::allowedIf($active_workspace->getOwnerId() == $account->id())->cachePerUser()->addCacheableDependency($active_workspace)
+      ->andIf(AccessResult::allowedIfHasPermission($account, 'bypass entity access own workspace'));
+  }
+
+}