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Django中的cookie与session

2016-03-16 15:22 399 查看

cookie与session的实现原理

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<style>
.header{
height: 48px;
}
</style>
</head>
<body>
<div class="header">

<div style="float: right">{{ username }}</div>
<div style="float: right"><a href="/app01/logout/">注销</a></div>
</div>
<div style="height: 500px;background-color: #ddd"></div>
</body>
</html>

home.html
views.py

def login(request):
if request.method == "POST":
username = request.POST.get('username')
pwd = request.POST.get('pwd')
if username == 'alex' and pwd == '123':
request.session['IS_LOGIN'] = True
request.session['USRNAME'] = 'alex'
return redirect('/app01/home/')
elif username == 'eirc' and pwd == '123':
request.session['IS_LOGIN'] = True
request.session['USRNAME'] = 'eirc'
return redirect('/app01/home/')

return render(request, 'login.html')

def home(request):
is_login = request.session.get('IS_LOGIN', False)
if is_login:
username = request.session.get('USRNAME', False)
return render(request, 'home.html', {'username': username})
else:
return redirect("/app01/login/")

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