xsocketio

var (
	RequestChecker engineio.CheckerFunc = func(req *http.Request) (http.Header, error) {
		token := common.Setting(`socketio`).String(`token`)
		if len(token) == 0 {
			return nil, nil
		}
		post := req.Header.Get(`Token`)
		if len(post) == 0 {
			post = req.URL.Query().Get(`token`)
		}
		if token != post {
			if log.IsEnabled(log.LevelDebug) {
				log.Debugf(`[socketIO] invalid token: %q`, post)
				log.Debugf(`[socketIO] request headers: %+v`, req.Header)
			}
			return nil, echo.NewError(`invalid token`, code.InvalidToken)
		}
		return nil, nil
	}
)