function UserSession::getPreferredLangcode

Same name in other branches
  1. 9 core/lib/Drupal/Core/Session/UserSession.php \Drupal\Core\Session\UserSession::getPreferredLangcode()
  2. 8.9.x core/lib/Drupal/Core/Session/UserSession.php \Drupal\Core\Session\UserSession::getPreferredLangcode()
  3. 11.x core/lib/Drupal/Core/Session/UserSession.php \Drupal\Core\Session\UserSession::getPreferredLangcode()

File

core/lib/Drupal/Core/Session/UserSession.php, line 149

Class

UserSession
An implementation of the user account interface for the global user.

Namespace

Drupal\Core\Session

Code

public function getPreferredLangcode($fallback_to_default = TRUE) {
    $language_list = \Drupal::languageManager()->getLanguages();
    if (!empty($this->preferred_langcode) && isset($language_list[$this->preferred_langcode])) {
        return $language_list[$this->preferred_langcode]
            ->getId();
    }
    else {
        return $fallback_to_default ? \Drupal::languageManager()->getDefaultLanguage()
            ->getId() : '';
    }
}

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