登录京东

# coding:utf-8


import requests
import json
from lxml import etree
#云打码接口
import ydm






class JD:

    def __init__(self,username,password):

        self.s = requests.session()
        self.username = username
        self.password = password
        self.headers = {
            'Referer':'https://passport.jd.com/new/login.aspx',
            'User-Agent':'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36'
        }

    def get_login_data(self):

        url = 'https://passport.jd.com/new/login.aspx'
        html = self.s.get(url, headers=self.headers).text
        display = etree.HTML(html).xpath('//*[@id="o-authcode"]/@style')
        if not display:
            print('需要验证码')
            auth_code_url = etree.HTML(html).xpath('//*[@id="JD_Verification1"]/@src2')[0]
            auth_code = self.get_auth_img(auth_code_url)
        else:
            auth_code = ''
        uuid = etree.HTML(html).xpath('//*[@id="uuid"]/@value')[0]
        eid = etree.HTML(html).xpath('//*[@id="eid"]/@value')[0]
        fp = etree.HTML(html).xpath('//*[@id="sessionId"]/@value')[0]
        _t = etree.HTML(html).xpath('//*[@id="token"]/@value')[0]
        loginType = etree.HTML(html).xpath('//*[@id="loginType"]/@value')[0]
        loginname = self.username
        nloginpwd = self.password
        pubKey = etree.HTML(html).xpath('//*[@id="pubKey"]/@value')[0]
        sa_token = etree.HTML(html).xpath('//*[@id="sa_token"]/@value')[0]

        chkRememberMe = True
        data = {
            'uuid': uuid,
            'eid': eid,
            'fp': fp,
            '_t': _t,
            'loginType': loginType,
            'loginname': loginname,
            'nloginpwd': nloginpwd,
            'pubkey': pubKey,
            'sa_token': sa_token,
            'authcode': auth_code,
            'chkRememberMe': chkRememberMe,
        }
        return data

    def get_auth_img(self, url):

        auth_code_url = 'http:' + url
        auth_img = self.s.get(auth_code_url, headers=self.headers)
        with open('auth.jpg', 'wb') as f:
            f.write(auth_img.content)

　　　　  #云打码
        username = '账号'
        password = '密码'
        appid = 4359
        appkey = '0715011dad66b60956de51723d5509c2'
        filename = 'auth.jpg'
        codetype = 1004
        timeout = 60
        if (username == 'username'):
            print('请设置好相关参数再测试')
        else:
            yundama = ydm.YDMHttp(username, password, appid, appkey)
            balance = yundama.balance()
            print('balance: %s' % balance)
            # 开始识别，图片路径，验证码类型ID，超时时间（秒），识别结果
            cid, result = yundama.decode(filename, codetype, timeout)
            code = result
            print(code)
            return code


    def login(self):

        url = 'https://passport.jd.com/uc/loginService'
        data = self.get_login_data()
        headers = {
            'Referer': 'https://passport.jd.com/uc/login?ltype=logout',
            'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:56.0) Gecko/20100101 Firefox/56.0',
            'X-Requested-With': 'XMLHttpRequest'
        }
        content = self.s.post(url,data=data,headers=headers).text
        result = json.loads(content[1: -1])
        print(result)
        return result



j = JD('username','password')
res = j.login()
if res.get('success'):
    print('登录成功啦')
else:
    j.login()