index页加装饰器@login_required需要登陆才能查看 user= authenticate(username=username,password=password)返回user对象 若返回user对象,登陆login(request,user),之后可以访问index
views.py
from django.contrib.auth.decorators import login_required
from django.contrib.auth import login,authenticate,logout
@login_required
def index(request):
return render(request,'index.html')
def accounts_login(request):
if request.method=='GET':
return render(request,'login.html')
else:
username=request.POST.get('username')
password=request.POST.get('password')
user= authenticate(username=username,password=password)
if user:
login(request,user)
print("OK................")
return redirect('/index')
else:
err_msg="loging error"
return render(request, 'login.html',{'err_msg':err_msg})
def accounts_logout(request):
logout(request)
return redirect('/accounts/login')
urls.py
@login_required 默认登录页为accounts/login/
from django.conf.urls import url
from django.contrib import admin
from app01 import views
urlpatterns = [
url(r'^admin/', admin.site.urls),
url(r'^index/', views.index),
url(r'^accounts/login/', views.accounts_login),
url(r'^accounts/logout/', views.accounts_logout),
]
login.html
可以调用form,这里简单测试未调用
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<form action="" method="post">
{% csrf_token %}
<div><input type="text" name="username">username</div>
<div><input type="text" name="password">password</div>
<div><input type="submit" value="login now"></div>
</form>
{% if err_msg %}
<div>{{ err_msg }}</div>
{% endif %}
</body>
</html>
index.html 显示用户
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
{% if request.user.is_authenticated %}
{{ request.user }}
{% endif %}
登陆后退出
<a rel="nofollow" href="/accounts/logout">退出</a>
</body>
</html>
######################################33
extra models.py中,用的外键补充User
class UserInfo(models.Model):
user=models.OneToOneField(User)
name=models.CharField('姓名',max_length=32)
def __str__(self):
return self.name
{{ request.user }}显示的是User模块中的user 若需显示其他信息直接 {{request.user.userInfo.nane}}即可