public function SessionManager::getId in Drupal 9

File

core/lib/Drupal/Core/Session/SessionManager.php, line 132

Class

SessionManager

Manages user sessions.

Namespace

Drupal\Core\Session

Code

public function getId() {
  $id = parent::getId();
  if (empty($id)) {

    // Legacy code might rely on the existence of a session ID before a real
    // session exists. In this case, generate a random session ID to provide
    // backwards compatibility.
    @trigger_error('Calling ' . __METHOD__ . '() outside of an actual existing session is deprecated in drupal:9.2.0 and will be removed in drupal:10.0.0. This is often used for anonymous users. See https://www.drupal.org/node/3006306', E_USER_DEPRECATED);
    $id = Crypt::randomBytesBase64();
    $this
      ->setId($id);
  }
  return $id;
}