public function getToken()
    {
        if (!$this->token) {
            $session = new Session('Auth');
            if (!$session->token) {
                $session->token = uniqid();
            }
            $this->token = $session->token;
        }
        return $this->token;
    }
public function getToken()
    {
        if (!$this->token) {
            $session = new Session('Auth');
            if (!$session->token) {
                $session->token = uniqid();
            }
            $this->token = $session->token;
        }
        return $this->token;
    }
public function getToken ( ) { if ( ! $ this -> token ) { $ session = new Session ( 'Auth' ) ; if ( ! $ session -> token ) { $ session -> token = uniqid ( ) ; } $ this -> token = $ session -> token ; } return $ this -> token ; }
Gets the anonymous identification key.

@return string
Gets the anonymous identification key .