mirror of https://github.com/injetlee/Python.git
85 lines
2.7 KiB
Python
85 lines
2.7 KiB
Python
# -*- coding:UTF-8 -*-
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import requests , time
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import hmac ,json
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from bs4 import BeautifulSoup
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from hashlib import sha1
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def get_captcha(data,need_cap):
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''' 处理验证码 '''
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if need_cap is False:
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return
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with open('captcha.gif','wb') as fb:
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fb.write(data)
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return input('captcha:')
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def get_signature(grantType,clientId,source,timestamp):
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''' 处理签名 '''
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hm = hmac.new(b'd1b964811afb40118a12068ff74a12f4',None,sha1)
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hm.update(str.encode(grantType))
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hm.update(str.encode(clientId))
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hm.update(str.encode(source))
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hm.update(str.encode(timestamp))
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return str(hm.hexdigest())
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def login(username,password,oncaptcha,sessiona,headers):
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''' 处理登录 '''
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resp1 = sessiona.get('https://www.zhihu.com/signin',headers=headers) # 拿cookie:_xsrf
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resp2 = sessiona.get('https://www.zhihu.com/api/v3/oauth/captcha?lang=cn',headers=headers) # 拿cookie:capsion_ticket
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need_cap = json.loads(resp2.text)["show_captcha"] # {"show_captcha":false} 表示不用验证码
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grantType = 'password'
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clientId = 'c3cef7c66a1843f8b3a9e6a1e3160e20'
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source ='com.zhihu.web'
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timestamp = str((time.time()*1000)).split('.')[0] # 签名只按这个时间戳变化
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captcha_content = sessiona.get('https://www.zhihu.com/captcha.gif?r=%d&type=login'%(time.time()*1000),headers=headers).content
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data = {
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"client_id":clientId,
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"grant_type":grantType,
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"timestamp":timestamp,
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"source":source,
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"signature": get_signature(grantType,clientId,source,timestamp), # 获取签名
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"username":username,
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"password":password,
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"lang":"cn",
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"captcha":oncaptcha(captcha_content,need_cap), # 获取图片验证码
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"ref_source":"other_",
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"utm_source":""
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}
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print("**2**: "+str(data))
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print("-"*50)
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resp = sessiona.post('https://www.zhihu.com/api/v3/oauth/sign_in',data,headers=headers).content
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print(BeautifulSoup(resp,'html.parser'))
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print("-"*50)
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return resp
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if __name__ == "__main__":
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sessiona = requests.Session()
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headers = {'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:47.0) Gecko/20100101 Firefox/47.0','authorization':'oauth c3cef7c66a1843f8b3a9e6a1e3160e20'}
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login('12345678@qq.com','12345678',get_captcha,sessiona,headers) # 用户名密码换自己的就好了
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resp = sessiona.get('https://www.zhihu.com/inbox',headers=headers) # 登录进去了，可以看私信了
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print(BeautifulSoup(resp.content ,'html.parser'))
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### chcp 65001 (win下改变cmd字符集)
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### python c:\python34\login_zhihu.py
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### 有非常无语的事情发生，还以为代码没生效
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