diff core/modules/media/src/MediaAccessControlHandler.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/media/src/MediaAccessControlHandler.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,64 @@
+<?php
+
+namespace Drupal\media;
+
+use Drupal\Core\Access\AccessResult;
+use Drupal\Core\Entity\EntityAccessControlHandler;
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Session\AccountInterface;
+
+/**
+ * Defines an access control handler for the media entity.
+ */
+class MediaAccessControlHandler extends EntityAccessControlHandler {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function checkAccess(EntityInterface $entity, $operation, AccountInterface $account) {
+    if ($account->hasPermission('administer media')) {
+      return AccessResult::allowed()->cachePerPermissions();
+    }
+
+    $is_owner = ($account->id() && $account->id() === $entity->getOwnerId());
+    switch ($operation) {
+      case 'view':
+        $access_result = AccessResult::allowedIf($account->hasPermission('view media') && $entity->isPublished())
+          ->cachePerPermissions()
+          ->addCacheableDependency($entity);
+        if (!$access_result->isAllowed()) {
+          $access_result->setReason("The 'view media' permission is required and the media item must be published.");
+        }
+        return $access_result;
+
+      case 'update':
+        if ($account->hasPermission('update any media')) {
+          return AccessResult::allowed()->cachePerPermissions();
+        }
+        return AccessResult::allowedIf($account->hasPermission('update media') && $is_owner)
+          ->cachePerPermissions()
+          ->cachePerUser()
+          ->addCacheableDependency($entity);
+
+      case 'delete':
+        if ($account->hasPermission('delete any media')) {
+          return AccessResult::allowed()->cachePerPermissions();
+        }
+        return AccessResult::allowedIf($account->hasPermission('delete media') && $is_owner)
+          ->cachePerPermissions()
+          ->cachePerUser()
+          ->addCacheableDependency($entity);
+
+      default:
+        return AccessResult::neutral()->cachePerPermissions();
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function checkCreateAccess(AccountInterface $account, array $context, $entity_bundle = NULL) {
+    return AccessResult::allowedIfHasPermissions($account, ['administer media', 'create media'], 'OR');
+  }
+
+}