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Lagou.py
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Lagou.py
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# -*- coding:utf-8 -*-
import re
import os
import time
import json
import sys
import subprocess
import requests
import hashlib
from bs4 import BeautifulSoup
"""
info:
author:CriseLYJ
github:https://github.com/CriseLYJ/
update_time:2019-3-6
"""
class Lagou_login(object):
def __init__(self):
self.session = requests.session()
self.CaptchaImagePath = os.path.split(os.path.realpath(__file__))[0] + os.sep + 'captcha.jpg'
self.HEADERS = {'Referer': 'https://passport.lagou.com/login/login.html',
'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36'
' (KHTML, like Gecko) Chrome/53.0.2785.104 Safari/537.36'
' Core/1.53.4882.400 QQBrowser/9.7.13059.400',
'X-Requested-With': 'XMLHttpRequest'}
# 密码加密
def encryptPwd(self, passwd):
# 对密码进行了md5双重加密
passwd = hashlib.md5(passwd.encode('utf-8')).hexdigest()
# veennike 这个值是在js文件找到的一个写死的值
passwd = 'veenike' + passwd + 'veenike'
passwd = hashlib.md5(passwd.encode('utf-8')).hexdigest()
return passwd
# 获取请求token
def getTokenCode(self):
login_page = 'https://passport.lagou.com/login/login.html'
data = self.session.get(login_page, headers=self.HEADERS)
soup = BeautifulSoup(data.content, "lxml", from_encoding='utf-8')
'''
要从登录页面提取token,code, 在头信息里面添加
<!-- 页面样式 --><!-- 动态token,防御伪造请求,重复提交 -->
<script type="text/javascript">
window.X_Anti_Forge_Token = 'dde4db4a-888e-47ca-8277-0c6da6a8fc19';
window.X_Anti_Forge_Code = '61142241';
</script>
'''
anti_token = {'X-Anit-Forge-Token': 'None',
'X-Anit-Forge-Code': '0'}
anti = soup.findAll('script')[1].getText().splitlines()
anti = [str(x) for x in anti]
anti_token['X-Anit-Forge-Token'] = re.findall(r'= \'(.+?)\'', anti[1])[0]
anti_token['X-Anit-Forge-Code'] = re.findall(r'= \'(.+?)\'', anti[2])[0]
return anti_token
# 人工读取验证码并返回
def getCaptcha(self):
captchaImgUrl = 'https://passport.lagou.com/vcode/create?from=register&refresh=%s' % time.time()
# 写入验证码图片
f = open(self.CaptchaImagePath, 'wb')
f.write(self.session.get(captchaImgUrl, headers=self.HEADERS).content)
f.close()
# 打开验证码图片
if sys.platform.find('darwin') >= 0:
subprocess.call(['open', self.CaptchaImagePath])
elif sys.platform.find('linux') >= 0:
subprocess.call(['xdg-open', self.CaptchaImagePath])
else:
os.startfile(self.CaptchaImagePath)
# 输入返回验证码
captcha = input("请输入当前地址(% s)的验证码: " % self.CaptchaImagePath)
print('你输入的验证码是:% s' % captcha)
return captcha
# 登陆操作
def login(self, user, passwd, captchaData=None, token_code=None):
postData = {'isValidate': 'true',
'password': passwd,
# 如需验证码,则添加上验证码
'request_form_verifyCode': (captchaData if captchaData != None else ''),
'submit': '',
'username': user
}
login_url = 'https://passport.lagou.com/login/login.json'
# 头信息添加tokena
login_headers = self.HEADERS.copy()
token_code = self.getTokenCode() if token_code is None else token_code
login_headers.update(token_code)
# data = {"content":{"rows":[]},"message":"该帐号不存在或密码错误,请重新输入","state":400}
response = self.session.post(login_url, data=postData, headers=login_headers)
data = json.loads(response.content.decode('utf-8'))
if data['state'] == 1:
return response.content
elif data['state'] == 10010:
print(data['message'])
captchaData = self.getCaptcha()
token_code = {'X-Anit-Forge-Code': data['submitCode'], 'X-Anit-Forge-Token': data['submitToken']}
return self.login(user, passwd, captchaData, token_code)
else:
print(data['message'])
return False
if __name__ == "__main__":
username = input("请输入你的手机号或者邮箱\n >>>:")
passwd = input("请输入你的密码\n >>>:")
lg = Lagou_login()
passwd = lg.encryptPwd(passwd)
data = lg.login(username, passwd)
if data:
print(data)
print('登录成功')
else:
print('登录不成功')