flask 微信扫码登录
app和路由配置代码
import re
import time
import requests
from flask import Flask, render_template, session, jsonify
app = Flask(__name__)
app.secret_key = '1231sdfasdf'
from bs4 import BeautifulSoup
def xml_parse(text):
result = {}
soup = BeautifulSoup(text, 'html.parser')
tag_list = soup.find(name='error').find_all()
for tag in tag_list:
result[tag.name] = tag.text
return result
@app.route('/login')
def login():
ctime = int(time.time() * 1000)
qcode_url = "https://login.wx2.qq.com/jslogin?appid=wx782c26e4c19acffb&redirect_uri=https%3A%2F%2Fwx.qq.com%2Fcgi-bin%2Fmmwebwx-bin%2Fwebwxnewloginpage&fun=new&lang=zh_CN&_={0}".format(
ctime)
rep = requests.get(
url=qcode_url
)
# print(rep.text) # window.QRLogin.code = 200; window.QRLogin.uuid = "gb8UuMBZyA==";
qcode = re.findall('uuid = "(.*)";', rep.text)[0]
session['qcode'] = qcode
return render_template('login.html', qcode=qcode)
@app.route('/check/login')
def check_login():
qcode = session['qcode']
ctime = int(time.time() * 1000)
# https://login.wx2.qq.com/cgi-bin/mmwebwx-bin/login?loginicon=true&uuid=oeq3xdRFig==&tip=0&r=-412057997&_=1546600257051
# https://login.wx2.qq.com/cgi-bin/mmwebwx-bin/login?loginicon=true&uuid=oa95cvIS5w==&tip=0&r=-413943228&_=1546602155746
check_login_url = 'https://login.wx2.qq.com/cgi-bin/mmwebwx-bin/login?loginicon=true&uuid={0}&tip=0&r=-413943228&_={1}'.format(
qcode, ctime)
rep = requests.get(
url=check_login_url
)
result = {'code': 408}
if 'window.code=408' in rep.text:
# 用户未扫码
result['code'] = 408
elif 'window.code=201' in rep.text:
# 用户扫码，获取头像
result['code'] = 201
result['avatar'] = re.findall("window.userAvatar = '(.*)';", rep.text)[0]
elif 'window.code=200' in rep.text:
# 用户确认登录
redirect_uri = re.findall('window.redirect_uri="(.*)";', rep.text)[0]
print(redirect_uri)
# https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxnewloginpage?ticket=A_pgPh0SjvyHWTDEF3kce2Wg@qrticket_0&uuid=wbewGl1rwQ==&lang=zh_CN&scan=1546599481&fun=new&version=v2
# https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxnewloginpage?ticket=A_pgPh0SjvyHWTDEF3kce2Wg@qrticket_0&uuid=wbewGl1rwQ==&lang=zh_CN&scan=15
redirect_uri = redirect_uri + "&fun=new&version=v2"
ru = requests.get(url=redirect_uri)
# <error><ret>0</ret><message></message><skey>@crypt_2272b9c9_c4a1df2d806c0b32bc7f8b678b907bd6</skey><wxsid>hKPtRPRAn0yZWwZW</wxsid><wxuin>1440810436</wxuin><pass_ticket>%2BuiXaDx68luSpK5djbIrAqKoVLi4vSlxTg7dQe4105vIaFK93ORlG1kPgO5uQsSi</pass_ticket><isgrayscale>1</isgrayscale></error>
ticket_dict = xml_parse(ru.text)
# print(ticket_dict)
session['ticket_dict'] = ticket_dict
result['code'] = 200
return jsonify(result)
@app.route('/index')
def index():
pass_ticket = session['ticket_dict']['pass_ticket']
init_url = "https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxinit?r=-412030554&lang=zh_CN&pass_ticket={0}".format(
pass_ticket)
rep = requests.post(
url=init_url,
json={
'BaseRequest': {
'DeviceID': "e572672200373583",
'Sid': session['ticket_dict']['wxsid'],
'Skey': session['ticket_dict']['skey'],
# 'Uin': session['ticket_dict']['wxuin'],
'Uin': "1440810436",
}
}
)
rep.encoding = 'utf-8'
init_user_dict = rep.json()
print(init_user_dict)
return render_template('index.html', init_user_dict=init_user_dict)
if __name__ == '__main__':
app.run()
index.html页面
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>Title</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body>
<h1>欢迎使用Web微信:{{init_user_dict.User.NickName}}</h1>
<h3>最近联系人</h3>
<ul>
{% for row in init_user_dict.ContactList %}
<li>{{row.NickName}}</li>
{% endfor %}
<li><a href="#">查看所有联系人</a></li>
</ul>
<h3>最近公众号</h3>
{% for item in init_user_dict.MPSubscribeMsgList %}
<div>
<h3>{{item.NickName}}</h3>
<ul>
{% for msg in item.MPArticleList %}
<li><a href="{{ msg.Url }}">{{msg.Title}}</a></li>
{% endfor %}
</ul>
</div>
{% endfor %}
</body>
</html>
login.html页面
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>Title</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body>
<div style="width: 200px;margin: 100px auto;background-color:cadetblue" >
<h2 style="text-align: center;color:white;padding-top: 15px">微信登录</h2>
<img id="userAvatar" style="width: 200px;height: 200px;" src="https://login.weixin.qq.com/qrcode/{{qcode}}" alt="">
</div>
<script src="https://cdn.bootcss.com/jquery/3.3.0/jquery.min.js"></script>
<script>
$(function () {
checkLogin();
});
function checkLogin() {
$.ajax({
url:'{{ url_for('check_login') }}',
method:'GET',
dataType:'json',
success:function (arg) {
console.log(arg);
checkLogin();
if(arg.code === 408){
checkLogin();
}else if(arg.code === 201){
$('#userAvatar').attr('src',arg.avatar);
checkLogin();
}else if(arg.code === 200){
location.href = "{{ url_for('index') }}"
}
}
})
}
</script>
</body>
</html>
显示效果
登录界面
获取微信登录信息
