爬取微信web

 

from flask import Flask, session, jsonify, request, render_template
import time, requests, re
from bs4 import BeautifulSoup

app = Flask(__name__)
app.debug = True
app.secret_key = 'yuio'


def parser_zz(arg):
    dic = {}
    sop = BeautifulSoup(arg, 'html.parser')
    ret = sop.find(name='error')
    for i in ret.find_all(recursive=False):  # recursive是我们的find_all里面的参数,是否递归着一层一层去寻找指定元素的意思
        dic[i.name] = i.text
    # print(333, dic)
    return dic


@app.route('/login', methods=['GET', 'POST'])
def login():
    if request.method == 'GET':
        ctime = str(int(time.time() * 1000))
        code_url = 'https://login.wx.qq.com/jslogin?appid=wx782c26e4c19acffb&redirect_uri=https%3A%2F%2Fwx.qq.com%2Fcgi-bin%2Fmmwebwx-bin%2Fwebwxnewloginpage&fun=new&lang=zh_CN&_={}'.format(
            ctime)
        obj = requests.get(code_url)
        # print(100000,obj.text)  # window.QRLogin.code = 200; window.QRLogin.uuid = "QdsVPRcIdg==";
        # src="https://login.weixin.qq.com/qrcode/QcfrYvucSQ=="
        code_str = re.findall('uuid = "(.*)";', obj.text)[0]
        # print(code_str)  # oaDRFTvNuA==
        session['code_str'] = code_str  # 把随机字符串存入到session里面
        return render_template('login.html', code=code_str)
    else:
        pass


@app.route('/checklogin', methods=['GET', 'POST'])
def checklogin():
    """
    发送get请求检测是否已经扫码,登录
    这里的地址是我们的浏览器network里面未登录的请求地址
    https://login.wx.qq.com/cgi-bin/mmwebwx-bin/login?loginicon=true&uuid=QbeUOBatKw==&tip=0&r=-1036255891&_=1525749595604
    :return:
    """
    # time.sleep(3)
    response = {'code': 408}
    code = session.get('code_str')
    ctime = str(int(time.time() * 1000))
    url = 'https://login.wx.qq.com/cgi-bin/mmwebwx-bin/login?loginicon=true&uuid={0}&tip=0&r=-1051533832&_={1}'.format(

        code, ctime)  # 这里是我们的浏览器里面network里面未登录时的请求地址,需要注意的点是我们的url里面的UUID是带着==号的,而所以占位符需要把这个也占据上
    test_url = requests.get(url)
    # print(000,test_url.text)  # window.code=408;这里得到的就是我们的浏览器里面preview里面的数据结果
    if 'code=201' in test_url.text:
        # 扫码成功
        img_src = re.findall("userAvatar = '(.*)';", test_url.text)[0]
        response['code'] = 201
        response['img_src'] = img_src
    elif 'code=200' in test_url.text:
        redirect_url = re.findall('redirect_uri="(.*)";', test_url.text)[0]
        # print(redirect_url)
        """
        https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxnewloginpage?ticket=A_6I8qWm-a-6scDK6p_3TNed@qrticket_0&uuid=QaxaBtzBUw==&lang=zh_CN&scan=1525790469
        """
        # 向redirect_url地址发送请求,获取凭证相关信息
        redirect_url = redirect_url + '&fun=new&version=v2'
        # print("world",redirect_url)
        """
        world 这里的url点进去就能得到我们的用户凭证
        https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxnewloginpage?ticket=A_Bu3RPAC_fMwHRJ1ntI2Wns@qrticket_0&uuid=4ZcidwQIVg==&lang=zh_CN&scan=1525790291&fun=new&version=v2
        """
        ticket_obj = requests.get(redirect_url)
        # print(111, ticket_obj.text)
        """
        111 <error>
        <ret>0</ret>
        <message></message>
        <skey>@crypt_2a177a7d_e69e10e9caff9e5ddc25becf89e0753c</skey>
        <wxsid>kTujiJBABS1fgtZk</wxsid>
        <wxuin>888506015</wxuin>
        <pass_ticket>qziKwlI2LsjonL0XfHkEZF5Wr7T7ge8TKEiIhjoHjlzg2uzRtxCOhOoTcnz6zl9I</pass_ticket>
        <isgrayscale>1</isgrayscale>
        </error>
        """
        ticket_res = parser_zz(ticket_obj.text)
        # print(222, ticket_res)
        """
        {'ret': '0', 
        'message': '', 
        'skey': '@crypt_2a177a7d_5e04449d5ffe74559df7fe9294656590', 
        'wxsid': 'sGpw8F+3fTP0OU75', 
        'wxuin': '888506015', 
        'pass_ticket': 'DBLpe%2BR71czcBxpH4r7%2BSuqC7lr1W9IEZW9MV7FHQm8xOV5e465PneNiJmBjPCOK', 
        'isgrayscale': '1'}
        """
        session['ticket'] = ticket_res
        response['code'] = 200
    return jsonify(response)


@app.route('/index', methods=['GET', 'POST'])
def index():
    """
    用户数据的初始化
    url就是我们的浏览器里面的二维码一扫完,然后手机确认登录之后,
    浏览器网页版上面的network里面name那一栏,第一个请求信息里面的headers里有这个url,
    必须是从二维码扫完之后跳转到个人信息页面才可以看到这个url,否则是看不到这个url的
    https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxnewloginpage?ticket=Ay5saROunk_i4ZM223nH-HUI@qrticket_0&uuid=werydGkFgA==&lang=zh_CN&scan=1525778805
    :return:
    """
    ticket_dic = session.get('ticket')
    init_url = 'https://wx2.qq.com/cgi-bin/mmwebwx-bin/webwxinit?r=-1079034806&pass_ticket={}'.format(
        ticket_dic.get('pass_ticket'))

    data_obj = {
        'BaseRequest': {
            'DeviceID': "e748673222538702",
            'Sid': ticket_dic.get('wxsid'),
            'Skey': ticket_dic.get('skey'),
            'Uin': ticket_dic.get('wxuin'),
        }
    }
    init_obj = requests.post(
        url=init_url,
        json=data_obj
    )
    print(9000,init_obj.text)
    init_obj.encoding = 'utf8'
    user_obj = init_obj.json()
    # print(user_obj)
    # return jsonify('hello world')
    return render_template('index.html',user_obj=user_obj)


if __name__ == '__main__':
    app.run()

 

<!DOCTYPE html>
<html lang="en">
<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>
</head>
<body>
<h1>helo</h1>
<p style="text-align:center;width:200px;margin:0 auto;">
    <img id="img" style="height:200px;width:200px;" src="https://login.weixin.qq.com/qrcode/{{code}}" alt="">
</p>

<script src="/static/jquery-1.12.4.js"></script>
<script>
    $(function () {
        check_sign_in();
    })

    function check_sign_in() {
        $.ajax({
            url: '/checklogin',
            type: 'GET',
            dataType: 'JSON',
            success: function (arg) {
                //扫码
               if(arg.code===201){
                   $("#img").attr('src',arg.img_src);
                   check_sign_in();
               }else if (arg.code===200){
                   //重定向到用户信息页
                   location.href='/index'
               }else{
                   check_sign_in();
               }
            }
        })
    }
</script>
</body>
</html>

 

<!DOCTYPE html>
<html lang="en">
<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>
</head>
<body>
<h1>welcome to check in {{user_obj.NickName}}</h1>
<h3>content people</h3>


<ul>
    {%for i in user_obj.ContactList%}
    <li>{{i.NickName}}</li>&nbsp;&nbsp;&nbsp;<span>{{i.UserName}}</span>
    {% endfor %}
</ul>
<hr>

</body>
</html>

 

此功能还有待完善,期待后续......