增加用户排名功能

account/migrations/0020_auto_20160424_1241.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.5 on 2016-04-24 04:41
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('account', '0019_user_is_forbidden'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='userprofile',
+            old_name='accepted_number',
+            new_name='accepted_problem_number',
+        ),
+        migrations.RemoveField(
+            model_name='userprofile',
+            name='rank',
+        ),
+    ]

account/migrations/0021_auto_20160424_1243.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.5 on 2016-04-24 04:43
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('account', '0020_auto_20160424_1241'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='userprofile',
+            old_name='submissions_number',
+            new_name='submission_number',
+        ),
+    ]

account/models.py

@@ -66,9 +66,8 @@ class UserProfile(models.Model):
     hduoj_username = models.CharField(max_length=30, blank=True, null=True)
     bestcoder_username = models.CharField(max_length=30, blank=True, null=True)
     codeforces_username = models.CharField(max_length=30, blank=True, null=True)
-    rank = models.IntegerField(default=65535)
-    accepted_number = models.IntegerField(default=0)
-    submissions_number = models.IntegerField(default=0)
+    accepted_problem_number = models.IntegerField(default=0)
+    submission_number = 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 = JSONField(default={})
     phone_number = models.CharField(max_length=15, blank=True, null=True)

account/views.py

@@ -5,6 +5,7 @@ import StringIO
 from django import http
 from django.contrib import auth
 from django.shortcuts import render
+from django.core.paginator import Paginator
 from django.db.models import Q
 from django.conf import settings
 from django.http import HttpResponse
@@ -472,3 +473,25 @@ class TwoFactorAuthAPIView(APIView):
                 return error_response(u"验证码错误")
         else:
             return serializer_invalid_response(serializer)
+
+
+def user_rank_page(request, page=1):
+    ranks = UserProfile.objects.filter(submission_number__gt=0).order_by("-accepted_problem_number", "-submission_number")
+    paginator = Paginator(ranks, 20)
+    try:
+        ranks = paginator.page(int(page))
+    except Exception:
+        return error_page(request, u"不存在的页码")
+    previous_page = next_page = None
+    try:
+        previous_page = ranks.previous_page_number()
+    except Exception:
+        pass
+    try:
+        next_page = ranks.next_page_number()
+    except Exception:
+        pass
+    return render(request, "utils/rank.html", {"ranks": ranks, "page": page,
+                                               "previous_page": previous_page,
+                                               "next_page": next_page,
+                                               "start_id": int(page) * 20 - 20,})

oj/urls.py

@@ -139,6 +139,8 @@ urlpatterns = [
     url(r'^reset_password/t/(?P<token>\w+)/$', "account.views.reset_password_page", name="reset_password_page"),
     url(r'^api/two_factor_auth/$', TwoFactorAuthAPIView.as_view(), name="two_factor_auth_api"),
     url(r'^two_factor_auth/$', TemplateView.as_view(template_name="oj/account/two_factor_auth.html"), name="two_factor_auth_page"),
+    url(r'^rank/(?P<page>\d+)/$', "account.views.user_rank_page", name="user_rank_page"),
+    url(r'^rank/$', "account.views.user_rank_page", name="user_rank_page"),
 ]
 
 

template/src/oj_base.html

@@ -54,6 +54,7 @@
                 <li><a href="/submissions/">提交</a></li>
                 <li><a href="/contests/">比赛</a></li>
                 <li><a href="/groups/">小组</a></li>
+                <li><a href="/rank/">排名</a></li>
                 <li><a href="/help/">帮助</a></li>
             </ul>
             {% if request.user.is_authenticated %}

template/src/utils/rank.html

@@ -0,0 +1,52 @@
+{% extends "oj_base.html" %}
+{% block body %}
+
+    <div class="container main">
+        <div class="col-md-12 col-lg-12">
+            <table class="table table-striped">
+                {% if request.user.is_authenticated %}
+
+                    <caption>我的数据: 通过的题目数量: {{ request.user.userprofile.accepted_problem_number }}
+                        总提交数量: {{ request.user.userprofile.submission_number }}</caption>
+                {% endif %}
+                <thead>
+                <tr>
+                    <th>#</th>
+                    <th>用户名</th>
+                    <th>签名</th>
+                    <th>通过的题目数量</th>
+                    <th>总提交数量</th>
+                    <th>AC 率</th>
+                </tr>
+                </thead>
+                <tbody>
+                {% for rank in ranks %}
+                    <tr>
+                        <th scope="row">{{ forloop.counter |add:start_id }}</th>
+                        <td><a href="/user/{{ rank.user.username }}">{{ rank.user.username }}</a></td>
+                        <td>{% if rank.mood %}{{ rank.mood }}{% endif %}</td>
+                        <td>{{ rank.accepted_problem_number }}</td>
+                        <td>{{ rank.submission_number }}</td>
+                        <td>{% widthratio rank.accepted_problem_number rank.submission_number 100 %}%</td>
+                    </tr>
+                {% endfor %}
+
+                </tbody>
+            </table>
+            <nav>
+                <ul class="pager">
+                    {% if previous_page %}
+                        <li class="previous">
+                            <a href="/rank/{{ previous_page }}/">
+                                <span aria-hidden="true">&larr;</span> 上一页</a></li>
+                    {% endif %}
+                    {% if next_page %}
+                        <li class="next">
+                            <a href="/rank/{{ next_page }}/">下一页
+                                <span aria-hidden="true">&rarr;</span></a></li>
+                    {% endif %}
+                </ul>
+            </nav>
+        </div>
+    </div>
+{% endblock %}