function LanguageNegotiationSession::persist

Overrides LanguageNegotiationMethodBase::persist

File

core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationSession.php, line 101

Class

LanguageNegotiationSession

Identify language from a request/session parameter.

Namespace

Code

public function persist(LanguageInterface $language) {
  // We need to update the session parameter with the request value only if we
  // have an authenticated user.
  $langcode = $language->getId();
  if ($langcode && $this->languageManager) {
    $languages = $this->languageManager
      ->getLanguages();
    if ($this->currentUser
      ->isAuthenticated() && isset($languages[$langcode])) {
      $config = $this->config
        ->get('language.negotiation')
        ->get('session');
      $this->requestStack
        ->getCurrentRequest()
        ->getSession()
        ->set($config['parameter'], $langcode);
    }
  }
}