Exemplo n.º 1
0
 /**
  * {@inheritdoc}
  */
 public function getArgument()
 {
     // Use the argument_default_node plugin to get the nid argument.
     $nid = parent::getArgument();
     if (!empty($nid)) {
         $node = $this->nodeStorage->load($nid);
         if (isset($node->book['bid'])) {
             return $node->book['bid'];
         }
     }
 }
Exemplo n.º 2
0
 /**
  * Checks that the "authored by" works correctly with various values.
  *
  * @param \Drupal\node\NodeInterface $node
  *   A node object.
  * @param string $form_element_name
  *   The name of the form element to populate.
  */
 protected function checkVariousAuthoredByValues(NodeInterface $node, $form_element_name)
 {
     // Try to change the 'authored by' field to an invalid user name.
     $edit = array($form_element_name => 'invalid-name');
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save and keep published'));
     $this->assertRaw(t('There are no entities matching "%name".', array('%name' => 'invalid-name')));
     // Change the authored by field to an empty string, which should assign
     // authorship to the anonymous user (uid 0).
     $edit[$form_element_name] = '';
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save and keep published'));
     $this->nodeStorage->resetCache(array($node->id()));
     $node = $this->nodeStorage->load($node->id());
     $uid = $node->getOwnerId();
     // Most SQL database drivers stringify fetches but entities are not
     // necessarily stored in a SQL database. At the same time, NULL/FALSE/""
     // won't do.
     $this->assertTrue($uid === 0 || $uid === '0', 'Node authored by anonymous user.');
     // Change the authored by field to another user's name (that is not
     // logged in).
     $edit[$form_element_name] = $this->webUser->getUsername();
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save and keep published'));
     $this->nodeStorage->resetCache(array($node->id()));
     $node = $this->nodeStorage->load($node->id());
     $this->assertIdentical($node->getOwnerId(), $this->webUser->id(), 'Node authored by normal user.');
 }
 /**
  * Checks node revision access.
  *
  * @param \Drupal\node\NodeInterface $node
  *   The node to check.
  * @param \Drupal\Core\Session\AccountInterface $account
  *   A user object representing the user for whom the operation is to be
  *   performed.
  * @param string $op
  *   (optional) The specific operation being checked. Defaults to 'view.'
  * @param string|null $langcode
  *   (optional) Language code for the variant of the node. Different language
  *   variants might have different permissions associated. If NULL, the
  *   original langcode of the node is used. Defaults to NULL.
  *
  * @return bool
  *   TRUE if the operation may be performed, FALSE otherwise.
  */
 public function checkAccess(NodeInterface $node, AccountInterface $account, $op = 'view', $langcode = NULL)
 {
     $map = array('view' => 'view all revisions', 'update' => 'revert all revisions', 'delete' => 'delete all revisions');
     $bundle = $node->bundle();
     $type_map = array('view' => "view {$bundle} revisions", 'update' => "revert {$bundle} revisions", 'delete' => "delete {$bundle} revisions");
     if (!$node || !isset($map[$op]) || !isset($type_map[$op])) {
         // If there was no node to check against, or the $op was not one of the
         // supported ones, we return access denied.
         return FALSE;
     }
     // If no language code was provided, default to the node revision's langcode.
     if (empty($langcode)) {
         $langcode = $node->language()->getId();
     }
     // Statically cache access by revision ID, language code, user account ID,
     // and operation.
     $cid = $node->getRevisionId() . ':' . $langcode . ':' . $account->id() . ':' . $op;
     if (!isset($this->access[$cid])) {
         // Perform basic permission checks first.
         if (!$account->hasPermission($map[$op]) && !$account->hasPermission($type_map[$op]) && !$account->hasPermission('administer nodes')) {
             $this->access[$cid] = FALSE;
             return FALSE;
         }
         // There should be at least two revisions. If the vid of the given node
         // and the vid of the default revision differ, then we already have two
         // different revisions so there is no need for a separate database check.
         // Also, if you try to revert to or delete the default revision, that's
         // not good.
         if ($node->isDefaultRevision() && ($this->nodeStorage->countDefaultLanguageRevisions($node) == 1 || $op == 'update' || $op == 'delete')) {
             $this->access[$cid] = FALSE;
         } elseif ($account->hasPermission('administer nodes')) {
             $this->access[$cid] = TRUE;
         } else {
             // First check the access to the default revision and finally, if the
             // node passed in is not the default revision then access to that, too.
             $this->access[$cid] = $this->nodeAccess->access($this->nodeStorage->load($node->id()), $op, $langcode, $account) && ($node->isDefaultRevision() || $this->nodeAccess->access($node, $op, $langcode, $account));
         }
     }
     return $this->access[$cid];
 }
Exemplo n.º 4
0
 /**
  * Retrieves the last created node.
  */
 public function getLastNode()
 {
     $nids = $this->entityQuery->get('node')->sort('created', 'DESC')->range(0, 1)->execute();
     $nid = reset($nids);
     return $nid ? $this->nodeStorage->load($nid) : FALSE;
 }