request.COOKIES['key']
request.get_signed_cookie(key, default=RAISE_ERROR, salt='', max_age=None)
参数:
default: 默认值
salt: 加密盐
max_age: 后台控制过期时间
rep = HttpResponse(...) 或 rep = render(request, ...)
rep.set_cookie(key,value,...)
rep.set_signed_cookie(key,value,salt='加密盐',...)
参数:
key, 键
value='', 值
max_age=None, 超时时间
expires=None, 超时时间(IE requires expires, so set it if hasn't been already.)
path='/', Cookie生效的路径,/ 表示根路径,特殊的:跟路径的cookie可以被任何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,无法被JavaScript获取(不是绝对,底层抓包可以获取到也可以被覆盖)
def index(reqeust):
# 获取当前已经登录的用户
v = reqeust.COOKIES.get('username111')
if not v:
return redirect('/login/')
return render(reqeust,'index.html',{'current_user': v})
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<h1>欢迎登录:{{ current_user }}</h1>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<form action="/login/" method="POST">
<input type="text" name="username" placeholder="用户名" />
<input type="password" name="pwd" placeholder="密码" />
<input type="submit" />
</form>
</body>
</html>
def auth(func):
def inner(reqeust,*args,**kwargs):
v = reqeust.COOKIES.get('username111')
if not v:
return redirect('/login/')
return func(reqeust, *args,**kwargs)
return inner
@auth
def index(reqeust):
# 获取当前已经登录的用户
v = reqeust.COOKIES.get('username111')
return render(reqeust,'index.html',{'current_user': v})
@method_decorator(auth,name='dispatch')
class Order(views.View):
# @method_decorator(auth)
# def dispatch(self, request, *args, **kwargs):
# return super(Order,self).dispatch(request, *args, **kwargs)
# @method_decorator(auth)
def get(self,reqeust):
v = reqeust.COOKIES.get('username111')
return render(reqeust,'index.html',{'current_user': v})
def post(self,reqeust):
v = reqeust.COOKIES.get('username111')
return render(reqeust,'index.html',{'current_user': v})
urls.py
url(r'^order/', views.Order.as_view()),
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<style>
.go{
width:20px;
border: solid 1px;
color: #66512c;
display: inline-block;
padding: 5px;
}
.pagination .page{
border: solid 1px;
color: #66512c;
display: inline-block;
padding: 5px;
background-color: papayawhip;
margin: 5px;
}
.pagination .page.active{
background-color: brown;
color: white;
}
</style>
</head>
<body>
<ul>
{% for item in li %}
{% include 'li.html' %}
{% endfor %}
</ul>
<div>
<select id="ps" onchange="changePageSize(this)">
<option value="10">10</option>
<option value="30">30</option>
<option value="50">50</option>
<option value="100">100</option>
</select>
</div>
<div class="pagination">
{{ page_str }}
</div>
<script src="/static/jquery-1.12.4.js"></script>
<script src="/static/jquery.cookie.js"></script>
<script>
$(function(){
var v = $.cookie('per_page_count', {'path': "/user_list/`"});
console.log(v)
$('#ps').val(v);
});
function changePageSize(ths){
var v = $(ths).val();
console.log(v);
$.cookie('per_page_count',v, {'path': "/user_list/"});
location.reload();
}
</script>
</body>
</html>
def user_list(request):
current_page = request.GET.get('p', 1)
current_page = int(current_page)
val = request.COOKIES.get('per_page_count',10)
val = int(val)
page_obj = pagination.Page(current_page,len(LIST),val)
data = LIST[page_obj.start:page_obj.end]
page_str = page_obj.page_str("/user_list/")
return render(request, 'user_list.html', {'li': data,'page_str': page_str})
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