public function ContentAccess::addFieldValues in Search API 8

Adds the values of properties defined by this processor to the item.

Parameters

\Drupal\search_api\Item\ItemInterface $item: The item whose field values should be added.

Overrides ProcessorPluginBase::addFieldValues

File

src/Plugin/search_api/processor/ContentAccess.php, line 150

Class

ContentAccess

Adds content access checks for nodes and comments.

Namespace

Drupal\search_api\Plugin\search_api\processor

Code

public function addFieldValues(ItemInterface $item) {
  static $anonymous_user;
  if (!isset($anonymous_user)) {

    // Load the anonymous user.
    $anonymous_user = new AnonymousUserSession();
  }

  // Only run for node and comment items.
  $entity_type_id = $item
    ->getDatasource()
    ->getEntityTypeId();
  if (!in_array($entity_type_id, [
    'node',
    'comment',
  ])) {
    return;
  }

  // Get the node object.
  $node = $this
    ->getNode($item
    ->getOriginalObject());
  if (!$node) {

    // Apparently we were active for a wrong item.
    return;
  }
  $fields = $item
    ->getFields();
  $fields = $this
    ->getFieldsHelper()
    ->filterForPropertyPath($fields, NULL, 'search_api_node_grants');
  foreach ($fields as $field) {

    // Collect grant records for the node. If there are none, use the pseudo
    // grant "node_access__all".
    $sql = 'SELECT gid, realm FROM {node_access} WHERE (nid = 0 OR nid = :nid) AND grant_view = 1';
    $args = [
      ':nid' => $node
        ->id(),
    ];
    $grant_records = $this
      ->getDatabase()
      ->query($sql, $args)
      ->fetchAll();
    if ($grant_records) {
      foreach ($grant_records as $grant) {
        $field
          ->addValue("node_access_{$grant->realm}:{$grant->gid}");
      }
    }
    else {

      // Add the generic pseudo view grant if we are not using node access.
      $field
        ->addValue('node_access__all');
    }
  }
}