cookie
"""
cookie属性：
obj.set_cookie(key,value,....)
obj.set_signed_cookie(key,value,salt="加密盐",....)
参数：
key 键
value=“” 值
max_age=None 超时时间
expires=None 超时日期
path="/" cookit生效的路径，/表示根路径，特殊的，跟路径的cookie可以被任何url被任何url的页面访问
domain=None cookie生效的域名
secure=False https传输
httponly=False 只能http协议传输，无法javascript获取（不是绝对，底层抓包可以获取到）
获取cookie
request.COOKIES
request.COOKIES[‘username‘]
request.COOKIES.get("username")
设置cookie
response = render(request,‘index.html‘)
response = redirect("/index/")
response = set_cookie("key","value")
return response
加盐配置：
obj = HttpResponse("S")
获取加盐cookie
obj.set_signed_cookie("username","passwd",salt="jiayan")
设置加盐cookie
obj.get_signed_cookie("username",salt="jiayan")
获取与设置的加盐 一定要是相同的加盐字符
"""
前端:(login 页面)
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div>
<form action="/login/" method="post">
<p>
<span>用户名：</span> <input type="text" name="user">
<span>密码：</span><input type="password" name="pwd">
<input type="submit" value="提交">
</p>
</form>
</div>
</body>
</html>
前端:(index页面)
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<h1>
欢迎登录.........
</h1>
</body>
</html>
URL：
from django.contrib import admin
from django.urls import path
from django.conf.urls import url
from app01 import views
urlpatterns = [
path(‘admin/‘, admin.site.urls),
url(‘^login/‘, views.login),
url(‘^index/‘, views.index),
]
后端：
from django.shortcuts import render,HttpResponse,redirect
# Create your views here.
def login(request):
print(request.COOKIES)
print(request.session)
if request.method == "POST":
u = request.POST.get("user",None)
p= request.POST.get("pwd",None)
if u == "root" and p == "123":
# cookie的方式:
# ret = redirect("/index/")
# #设置cookie数值
# ret.set_cookie("name","123",10)
# return ret
#session方式
request.session["info_login"]=True
request.session["user"] = u
return redirect("/index/")
else:
redirect("/login/")
return render(request,"login.html")
def index(request):
#cookie
# if request.COOKIES.get("name",None):
# print("index")
# return render(request,"index.html")
#session
if request.session.get("info_login",None):
name = request.session.get("user")
return render(request,"index.html")
#session 默认存放在数据库中。
else:
return redirect("/login/")
--------------------------------------------------------------------------------------------------------------------------------------------------------
装饰器的方式：
from django.shortcuts import render,redirect,HttpResponse
# Create your views here.
def aut(fum):
def log(request,*args,**kwargs):
if request.COOKIES.get("user",None):
return fum(request,*args,**kwargs)
else:
return redirect("/login/")
return log
def login(request):
if request.method == "POST":
u = request.POST.get("user", None)
p = request.POST.get("pwd", None)
if u == "root" and p == "123":
ret = redirect("/index/")
# ret.set_cookie("user", u)
ret.set_signed_cookie("user",u,salt="abcd")
return ret
else:
return redirect("/login/")
return render(request,"login.html")
@aut
def index(request):
return HttpResponse("OK")
原文地址：https://www.cnblogs.com/Anec/p/9586015.html
时间： 2024-10-27 08:43:58