Discourse::set_login_url PHP Method

    function set_login_url($login_url, $redirect)
    {
        $options = self::get_plugin_options();
        if ($options['login-path']) {
            $login_url = $options['login-path'];
            if (!empty($redirect)) {
                return add_query_arg('redirect_to', urlencode($redirect), $login_url);
            } else {
                return $login_url;
            }
        }
        if (!empty($redirect)) {
            return add_query_arg('redirect_to', urlencode($redirect), $login_url);
        } else {
            return $login_url;
        }
    }