Dowemo
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def login(request):
 if request.method == 'GET':
 return render(request, 'login.html', {})
 if request.method == 'POST':
 username = request.POST['username']
 password = request.POST['pwd']
 count = UserInfo.objects.filter(username=username).count()
 if count == 0:
 return redirect(to='login')
 else:
 user = UserInfo.objects.get(username=username)
 if user.password == password:
 response = redirect(to='index') #返回一个response对象
 response.set_cookie('uname', username, 3600)#设置一个cookie,键为uname
 return response
 else:
 return redirect(to='login')
def index(request):
 context={}
 context['uname']=request.COOKIES.get('uname')
 return render(request, 'index.html', context)



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