更新 ContestRank的生成方法

account/models.py

@@ -2,6 +2,8 @@
 from django.db import models
 from django.contrib.auth.models import AbstractBaseUser
 
+from utils.models import JsonField
+
 
 class AdminGroup(models.Model):
     pass
@@ -31,7 +33,9 @@ class User(AbstractBaseUser):
     # 0代表不是管理员 1是普通管理员 2是超级管理员
     admin_type = models.IntegerField(default=0)
     # JSON字典用来表示该用户的问题的解决状态 1为ac，2为正在进行
-    problems_status = models.TextField(default="{}")
+    problems_status = JsonField(default={})
+    # 找回密码用的token
+    # reset_password_token = models.CharField(max_length=40, blank=True, null=True)
 
     USERNAME_FIELD = 'username'
     REQUIRED_FIELDS = []

account/views.py

@@ -3,17 +3,20 @@ from django import http
 from django.contrib import auth
 from django.shortcuts import render
 from django.db.models import Q
+from django.conf import settings
 
 from rest_framework.views import APIView
 from rest_framework.response import Response
-from utils.shortcuts import serializer_invalid_response, error_response, success_response, paginate
+from utils.shortcuts import serializer_invalid_response, error_response, success_response, paginate, rand_str
 from utils.captcha import Captcha
 
 from .decorators import login_required
 from .models import User
 from .serializers import (UserLoginSerializer, UsernameCheckSerializer,
                           UserRegisterSerializer, UserChangePasswordSerializer,
-                          EmailCheckSerializer, UserSerializer, EditUserSerializer)
+                          EmailCheckSerializer, UserSerializer, EditUserSerializer,
+                          ApplyResetPasswordSerializer)
+from .decorators import super_admin_required
 
 
 class UserLoginAPIView(APIView):
@@ -150,6 +153,7 @@ class EmailCheckAPIView(APIView):
 
 
 class UserAdminAPIView(APIView):
+    @super_admin_required
     def put(self, request):
         """
         用户编辑json api接口
@@ -181,6 +185,7 @@ class UserAdminAPIView(APIView):
         else:
             return serializer_invalid_response(serializer)
 
+    @super_admin_required
     def get(self, request):
         """
         用户分页json api接口
@@ -222,8 +227,39 @@ class AccountSecurityAPIView(APIView):
         username = request.GET.get("username", None)
         if username:
             try:
-                User.objects.get(username=username, admin_type__gt=0)
+                user = User.objects.get(username=username)
             except User.DoesNotExist:
-                return success_response({"applied_captcha": False})
-            return success_response({"applied_captcha": True})
+                return success_response({"applied_captcha": True})
+            if user.admin_type > 0:
+                return success_response({"applied_captcha": True})
         return success_response({"applied_captcha": False})
+
+
+class ApplyResetPasswordAPIView(APIView):
+    def post(self, request):
+        serializer = ApplyResetPasswordSerializer(data=request.data)
+        if serializer.is_valid():
+            data = serializer.data
+            captcha = Captcha(request)
+            if not captcha.check(data["captcha"]):
+                return error_response(u"验证码错误")
+            try:
+                user = User.objects.get(username=data["username"], email=data["email"])
+            except User.DoesNotExist:
+                return error_response(u"用户不存在")
+            user.reset_password_token = rand_str()
+            user.save()
+            # todo
+            email_template = open(settings.TEMPLATES[0]["DIRS"][0] + "utils/reset_password_email.html", "r").read()
+            email_template.replace("{{ username }}", user.username).replace("{{ link }}", "/reset_password/?token=" + user.reset_password_token)
+            return success_response(u"邮件发生成功")
+        else:
+            return serializer_invalid_response(serializer)
+
+
+class ResetPasswordAPIView(APIView):
+    pass
+
+
+def user_index_page(request, username):
+    return render(request, "oj/account/user_index.html")

contest/models.py

@@ -5,7 +5,8 @@ from django.utils.timezone import now
 from account.models import User
 from problem.models import AbstractProblem
 from group.models import Group
-from utils.models import RichTextField
+from utils.models import RichTextField, JsonField
+from judge.judger.result import result
 
 
 GROUP_CONTEST = 0
@@ -104,3 +105,66 @@ class ContestSubmission(models.Model):
 
     class Meta:
         db_table = "contest_submission"
+
+
+class ContestRank(models.Model):
+    user = models.ForeignKey(User)
+    contest = models.ForeignKey(Contest)
+    total_submission_number = models.IntegerField(default=0)
+    total_ac_number = models.IntegerField(default=0)
+    # ac 的题目才要加到这个字段里面 = ac 时间 + 错误次数 * 20 * 60
+    # 没有 ac 的题目不计算罚时 单位是秒
+    total_time = models.IntegerField(default=0)
+    # 数据结构{23: {"is_ac": True, "ac_time": 8999, "error_number": 2, "is_first_ac": True}}
+    # key 是比赛题目的id
+    submission_info = JsonField(default={})
+
+    def update_rank(self, submission):
+        if not submission.contest_id or submission.contest_id != self.contest_id:
+            raise ValueError("Error submission type")
+
+        # 这道题以前提交过
+        if submission.problem_id in self.problem_info:
+            info = self.submission_info[submission.problem_id]
+            # 如果这道题目已经 ac 了就跳过
+            if info["is_ac"]:
+                return
+
+            self.total_submission_number += 1
+
+            if submission.result == result["accepted"]:
+
+                self.total_ac_number += 1
+
+                info["is_ac"] = True
+                info["ac_time"] = (submission.create_time - self.contest.start_time).total_seconds()
+
+                # 之前已经提交过，但是是错误的，这次提交是正确的。错误的题目不计入罚时
+                self.total_time += (info["ac_time"] + info["error_time"] * 20 * 60)
+                problem = ContestProblem.objects.get(id=submission.problem_id)
+                if problem.total_accepted_number == 0:
+                    info["is_first_ac"] = True
+
+            else:
+                info["error_number"] += 1
+                info["is_ac"] = False
+
+        else:
+            # 第一次提交这道题目
+            self.total_submission_number += 1
+            info = {"is_ac": False, "ac_time": 0, "error_number": 0, "is_first_ac": False}
+            if submission.result == result["accepted"]:
+                self.total_ac_number += 1
+                info["is_ac"] = True
+                info["ac_time"] = (submission.create_time - self.contest.start_time).total_seconds()
+                self.total_time += info["ac_time"]
+                problem = ContestProblem.objects.get(id=submission.problem_id)
+
+                if problem.total_accepted_number == 0:
+                    info["is_first_ac"] = True
+
+            else:
+                info["is_ac"] = False
+                info["error_number"] = 1
+        self.submission_info[submission.problem_id] = info
+        self.save()

contest_submission/views.py

@@ -49,6 +49,11 @@ class ContestSubmissionAPIView(APIView):
                 judge.delay(submission.id, problem.time_limit, problem.memory_limit, problem.test_case_id)
             except Exception:
                 return error_response(u"提交判题任务失败")
+            # 修改用户解题状态
+            problems_status = request.user.problems_status
+            problems_status["contest_problems"][str(data["problem_id"])] = 2
+            request.user.problems_status = problems_status
+            request.user.save()
             # 增加redis 中判题队列长度的计数器
             r = redis.Redis(host=redis_config["host"], port=redis_config["port"], db=redis_config["db"])
             r.incr("judge_queue_length")

mq/scripts/mq.py

@@ -10,7 +10,7 @@ from judge.judger_controller.settings import redis_config
 from judge.judger.result import result
 from submission.models import Submission
 from problem.models import Problem
-from contest.models import ContestProblem, Contest, ContestSubmission
+from contest.models import ContestProblem, Contest, ContestSubmission, CONTEST_UNDERWAY, ContestRank
 from account.models import User
 
 logger = logging.getLogger("app_info")
@@ -25,12 +25,20 @@ class MessageQueue(object):
         while True:
             submission_id = self.conn.blpop(self.queue, 0)[1]
             logger.debug("receive submission_id: " + submission_id)
+
             try:
                 submission = Submission.objects.get(id=submission_id)
             except Submission.DoesNotExist:
                 logger.warning("Submission does not exist, submission_id: " + submission_id)
                 continue
 
+            # 更新该用户的解题状态
+            try:
+                user = User.objects.get(pk=submission.user_id)
+            except User.DoesNotExist:
+                logger.warning("Submission user does not exist, submission_id: " + submission_id)
+                continue
+
             if submission.result == result["accepted"] and not submission.contest_id:
                 # 更新普通题目的 ac 计数器
                 try:
@@ -40,15 +48,10 @@ class MessageQueue(object):
                 except Problem.DoesNotExist:
                     logger.warning("Submission problem does not exist, submission_id: " + submission_id)
                     continue
-                # 更新该用户的解题状态
-                try:
-                    user = User.objects.get(pk=submission.user_id)
-                except User.DoesNotExist:
-                    logger.warning("Submission user does not exist, submission_id: " + submission_id)
-                    continue
-                problems_status = json.loads(user.problems_status)
-                problems_status[str(problem.id)] = 1
-                user.problems_status = json.dumps(problems_status)
+
+                problems_status = user.problems_status
+                problems_status["problems"][str(problem.id)] = 1
+                user.problems_status = problems_status
                 user.save()
 
                 # 普通题目的话，到这里就结束了
@@ -57,7 +60,7 @@ class MessageQueue(object):
             # 能运行到这里的都是比赛题目
             try:
                 contest = Contest.objects.get(id=submission.contest_id)
-                if contest.status != 0:
+                if contest.status != CONTEST_UNDERWAY:
                     logger.info("Contest debug mode, id: " + str(contest.id) + ", submission id: " + submission_id)
                     continue
                 contest_problem = ContestProblem.objects.get(contest=contest, id=submission.problem_id)
@@ -68,50 +71,16 @@ class MessageQueue(object):
                 logger.warning("Submission problem does not exist, submission_id: " + submission_id)
                 continue
 
-            try:
-                contest_submission = ContestSubmission.objects.get(user_id=submission.user_id, contest=contest,
-                                                                   problem_id=contest_problem.id)
-                # 提交次数加1
-                with transaction.atomic():
-                    if submission.result == result["accepted"]:
-                        # 避免这道题已经 ac 了，但是又重新提交了一遍
-                        if not contest_submission.ac:
-                            # 这种情况是这个题目前处于错误状态，就使用已经存储了的罚时加上这道题的实际用时
-                            contest_submission.ac_time = int((submission.create_time - contest.start_time).total_seconds())
-                            contest_submission.total_time += contest_submission.ac_time
-                            contest_submission.total_submission_number += 1
-                        # 标记为已经通过
-                        if contest_problem.total_accepted_number == 0:
-                            contest_submission.first_achieved = True
-                        contest_submission.ac = True
-                        # contest problem ac 计数器加1
-                        contest_problem.total_accepted_number += 1
-                    else:
-                        # 如果这个提交是错误的，就罚时20分钟
-                        contest_submission.total_time += 1200
-                        contest_submission.total_submission_number += 1
-                    contest_submission.save()
+            with transaction.atomic():
+                try:
+                    contest_rank = ContestRank.objects.get(contest=contest, user=user)
+                    contest_rank.update_rank(submission)
+                except ContestRank.DoesNotExist:
+                    ContestRank.objects.create(contest=contest, user=user).update_rank(submission)
+
+                if submission.result == result["accepted"]:
+                    contest_problem.total_accepted_number += 1
                     contest_problem.save()
-            except ContestSubmission.DoesNotExist:
-                # 第一次提交
-                with transaction.atomic():
-                    is_ac = submission.result == result["accepted"]
-                    first_achieved = False
-                    ac_time = 0
-                    if is_ac:
-                        ac_time = int((submission.create_time - contest.start_time).total_seconds())
-                        total_time = int((submission.create_time - contest.start_time).total_seconds())
-                        # 增加题目总的ac数计数器
-                        if contest_problem.total_accepted_number == 0:
-                            first_achieved = True
-                        contest_problem.total_accepted_number += 1
-                        contest_problem.save()
-                    else:
-                        # 没过罚时20分钟
-                        total_time = 1200
-                    ContestSubmission.objects.create(user_id=submission.user_id, contest=contest, problem=contest_problem,
-                                                     ac=is_ac, total_time=total_time, first_achieved=first_achieved,
-                                                     ac_time=ac_time)
 
 logger.debug("Start message queue")
 MessageQueue().listen_task()

submission/views.py

@@ -53,9 +53,9 @@ class SubmissionAPIView(APIView):
                 logger.error(e)
                 return error_response(u"提交判题任务失败")
             # 修改用户解题状态
-            problems_status = json.loads(request.user.problems_status)
-            problems_status[str(data["problem_id"])] = 2
-            request.user.problems_status = json.dumps(problems_status)
+            problems_status = request.user.problems_status
+            problems_status["problems"][str(data["problem_id"])] = 2
+            request.user.problems_status = problems_status
             request.user.save()
             # 增加redis 中判题队列长度的计数器
             r = redis.Redis(host=redis_config["host"], port=redis_config["port"], db=redis_config["db"])

utils/models.py

@@ -1,4 +1,5 @@
 # coding=utf-8
+import json
 from django.db import models
 
 from utils.xss_filter import XssHtml
@@ -9,8 +10,18 @@ class RichTextField(models.TextField):
 
     def get_prep_value(self, value):
         if not value:
-            return value
+            value = ""
         parser = XssHtml()
         parser.feed(value)
         parser.close()
-        return parser.getHtml()
+        return parser.getHtml()
+
+
+class JsonField(models.TextField):
+    __metaclass__ = models.SubfieldBase
+
+    def get_prep_value(self, value):
+        return json.dumps(value)
+
+    def to_python(self, value):
+        return json.loads(value)