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'^get_json',views.get_json),
url(r'^put_data',views.put_data),
]
from django.shortcuts import render,HttpResponse
import json
from queue import Queue
QUE= Queue()
def index(requset):
return render(requset,'index.html')
def get_json(request):
# data = {
# 'status':True,
# 'msg':'xxxx'
# }
response = {'status':True,'data':None}
try:
data =QUE.get(timeout=10)
response ['data'] = data
except Exception as ex:
response['status'] =False
return HttpResponse(json.dumps(response))
def put_data(request):
QUE.put('sa')
return HttpResponse('扫码成功')
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Title</title>
<script src="/static/bs/js/jquery-3.1.1.js"></script>
</head>
<body>
<h1 id="i1">内容空</h1>
<script>
$(function () {
//setInterval(func,2000); 轮询
func();
});
function func() {
$.ajax({
url:'/get_json/',
type:"POST",
dataType:'JSON',
success:function(arg){
if(arg.status){
location.href="https://www.baidu.com/"
}
else{
func();
}
}
})
}
</script>
</body>
</html>