add promotion

go/gopath/src/fohow.com/apps/helpers/promotion_helper.go

@@ -14,7 +14,7 @@ func SetOrderPromotion(orderId string, wxUid int64) {
 	totalFlag := true
 	firstOrder := false
 	//获取订单明细
-	order := order_model.GetOrderById(orderId, true)
+	order := order_model.GetOrderById(orderId)
 	if order == nil {
 		return
 	}