function SessionManager::getId

File

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

Class

SessionManager

Manages user sessions.

Namespace

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;
}