diff core/modules/node/src/Access/NodeAddAccessCheck.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/node/src/Access/NodeAddAccessCheck.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,67 @@
+<?php
+
+namespace Drupal\node\Access;
+
+use Drupal\Core\Access\AccessResult;
+use Drupal\Core\Entity\EntityManagerInterface;
+use Drupal\Core\Routing\Access\AccessInterface;
+use Drupal\Core\Session\AccountInterface;
+use Drupal\node\NodeTypeInterface;
+
+/**
+ * Determines access to for node add pages.
+ *
+ * @ingroup node_access
+ */
+class NodeAddAccessCheck implements AccessInterface {
+
+  /**
+   * The entity manager.
+   *
+   * @var \Drupal\Core\Entity\EntityManagerInterface
+   */
+  protected $entityManager;
+
+  /**
+   * Constructs a EntityCreateAccessCheck object.
+   *
+   * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
+   *   The entity manager.
+   */
+  public function __construct(EntityManagerInterface $entity_manager) {
+    $this->entityManager = $entity_manager;
+  }
+
+  /**
+   * Checks access to the node add page for the node type.
+   *
+   * @param \Drupal\Core\Session\AccountInterface $account
+   *   The currently logged in account.
+   * @param \Drupal\node\NodeTypeInterface $node_type
+   *   (optional) The node type. If not specified, access is allowed if there
+   *   exists at least one node type for which the user may create a node.
+   *
+   * @return string
+   *   A \Drupal\Core\Access\AccessInterface constant value.
+   */
+  public function access(AccountInterface $account, NodeTypeInterface $node_type = NULL) {
+    $access_control_handler = $this->entityManager->getAccessControlHandler('node');
+    // If checking whether a node of a particular type may be created.
+    if ($account->hasPermission('administer content types')) {
+      return AccessResult::allowed()->cachePerPermissions();
+    }
+    if ($node_type) {
+      return $access_control_handler->createAccess($node_type->id(), $account, [], TRUE);
+    }
+    // If checking whether a node of any type may be created.
+    foreach ($this->entityManager->getStorage('node_type')->loadMultiple() as $node_type) {
+      if (($access = $access_control_handler->createAccess($node_type->id(), $account, [], TRUE)) && $access->isAllowed()) {
+        return $access;
+      }
+    }
+
+    // No opinion.
+    return AccessResult::neutral();
+  }
+
+}