From 6da6c43a5329fdc1cc32c5d7e1bf9d8446cd4fa9 Mon Sep 17 00:00:00 2001
From: Menci <HuangHaoRui301@Gmail.com>
Date: Fri, 16 Jun 2017 22:29:23 +0800
Subject: [PATCH] Fix submit after contest

---
 modules/problem.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/problem.js b/modules/problem.js
index 616ffd7..952f6e7 100644
--- a/modules/problem.js
+++ b/modules/problem.js
@@ -542,6 +542,7 @@ app.post('/problem/:id/submit', async (req, res) => {
     if (contest_id) {
       let contest = await Contest.fromID(contest_id);
       if (!contest) throw new ErrorMessage('无此比赛。');
+      if (!await contest.isRunning()) throw new ErrorMessage('比赛未开始或已结束。');
       let problems_id = await contest.getProblems();
       if (!problems_id.includes(id)) throw new ErrorMessage('无此题目。');