function NodeGrantDatabaseStorage::write

File

core/modules/node/src/NodeGrantDatabaseStorage.php, line 202

Class

NodeGrantDatabaseStorage

Defines a storage handler class that handles the node grants system.

Namespace

Code

public function write(NodeInterface $node, array $grants, $realm = NULL, $delete = TRUE) {
  if ($delete) {
    $query = $this->database
      ->delete('node_access')
      ->condition('nid', $node->id());
    if ($realm) {
      $query->condition('realm', [
        $realm,
        'all',
      ], 'IN');
    }
    $query->execute();
  }
  // Only perform work when node_access modules are active.
  if (!empty($grants) && $this->moduleHandler
    ->hasImplementations('node_grants')) {
    $query = $this->database
      ->insert('node_access')
      ->fields([
      'nid',
      'langcode',
      'fallback',
      'realm',
      'gid',
      'grant_view',
      'grant_update',
      'grant_delete',
    ]);
    // If we have defined a granted langcode, use it. But if not, add a grant
    // for every language this node is translated to.
    $fallback_langcode = $node->getUntranslated()
      ->language()
      ->getId();
    foreach ($grants as $grant) {
      if ($realm && $realm != $grant['realm']) {
        continue;
      }
      if (isset($grant['langcode'])) {
        $grant_languages = [
          $grant['langcode'] => $this->languageManager
            ->getLanguage($grant['langcode']),
        ];
      }
      else {
        $grant_languages = $node->getTranslationLanguages(TRUE);
      }
      foreach ($grant_languages as $grant_langcode => $grant_language) {
        // Only write grants; denies are implicit.
        if ($grant['grant_view'] || $grant['grant_update'] || $grant['grant_delete']) {
          $grant['nid'] = $node->id();
          $grant['langcode'] = $grant_langcode;
          // The record with the original langcode is used as the fallback.
          if ($grant['langcode'] == $fallback_langcode) {
            $grant['fallback'] = 1;
          }
          else {
            $grant['fallback'] = 0;
          }
          $query->values($grant);
        }
      }
    }
    $query->execute();
  }
}