@staticmethod
def _register_zid():
    """
        This operates in the flask request context. We pass in the WSGI environ into the configured auth_checker and
        register the provided zID into the request-scoped globals.

        :return: None
        """
    from flask import g, request, current_app
    g.zid = current_app.config['AUTH_CHECKER'].check_auth(request.environ)
