class User(models.Model):

    username=models.CharField(max_length=50)

    password=models.CharField(max_length=50)

    email=models.EmailField()

    def __unicode__(self):

        return self.username

class UserAdmin(admin.ModelAdmin):

    list_display=('username','email')

admin.site.register(User,UserAdmin)

from django.conf.urls import url,include

from django.contrib import admin

admin.autodiscover()

urlpatterns = [

    url(r'^admin/', admin.site.urls),

    url(r'^account/', include('account.urls')),

]

from django.conf.urls import url

from account import views

urlpatterns=[

    url(r'^$',views.login,name='login'),　　　　　　　　　　

    url(r'^register/$',views.register,name='register'),　

    url(r'^login/$',views.login,name='login'),　　　　　　

    url(r'^index/$',views.index,name = 'index'),　　　　　　

    url(r'^logout/$',views.logout,name = 'logout'),　　　　

                     ]

# -*- coding: utf-8 -*-

from __future__ import unicode_literals

from django.shortcuts import render,render_to_response

from django.template import loader,Context,RequestContext

from django.http import HttpResponse,HttpResponseRedirect

from django import forms

from account.models import User

# Create your views here.

#定义表单模型 —— 在页面上显示的输入框

class UserForm(forms.Form):

	username=forms.CharField(label='用户名：',max_length=100)

	password=forms.CharField(label='密码：',widget=forms.PasswordInput())

	email=forms.EmailField(label='电子邮件：')

class User2Form(forms.Form):

	username=forms.CharField(label='用户名：',max_length=100)

	password=forms.CharField(label='密码：',widget=forms.PasswordInput())

#注册

def register(request):

	if request.method=='POST':

		uf=UserForm(request.POST)

		if uf.is_valid():

			#获取表单信息

			username=uf.cleaned_data['username']

			password=uf.cleaned_data['password']

			email=uf.cleaned_data['email']

			#将表单数据写入数据库

			#user=User()

			#user.username=username

			#user.password=password

			#user.email=email

			#user.save()

			User.objects.create(username= username,password=password,email=email)

			#url不变，跳到新页面显示register success

			return HttpResponse('register success!!!')

	else:

		uf=UserForm()

		#注册失败，重新回到注册页，最后一截的意思是显示用户输入用户名密码

		#render_to_response()加载模板 返回 HttpResponse 对象,因此我们仅需在视图中return 该值

	return render_to_response('register.html',{'uf':uf})

#登陆

def login(request):

	if request.method=='POST':

		uf =User2Form(request.POST)

		if uf.is_valid():

			#获取表单用户密码

			username=uf.cleaned_data['username']

			password=uf.cleaned_data['password']

			#获取的表单数据与数据库做比较

			user=User.objects.filter(username__exact=username,password__exact=password)

			if user:

				#比较成功，跳转index

				response=HttpResponseRedirect('/account/index/')

				#将username写入浏览器cookie，失效时间未3600

				response.set_cookie('username',username,3600)

				return response

			else:

			#比较失败，回到login

				return HttpResponseRedirect('account/login/')

	else:

		uf=User2Form()

	return render_to_response('login.html',{'uf':uf})

#登陆成功

def index(request):

	username=request.COOKIES.get('username','')

	return render_to_response('index.html',{'username':username})

#退出

def logout(request):

	response=HttpResponse('logout!!!')

	#清理cookie里保存的username

	response.delete_cookie('username')

	return response