qiandao_v2ex.py

#!/usr/bin/env python
#-*- coding=utf-8 -*-

import requests
import re
import os
import copy

host = 'v2ex.com'
headers = {  
    'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36',  
    'Host': host
}

def sign(user_value, pwd_value):
    with requests.Session() as s:
        signin_url = 'http://%s/signin' % host
        signin_html = s.get(signin_url).content

        m = re.search('<input type="text" class="sl" name="(.*?)"', signin_html)
        if m:
            user_name = m.group(1)
        else:
            raise Exception('username not found')

        m = re.search('<input type="password" class="sl" name="(.*?)"', signin_html)
        if m:
            pwd_name = m.group(1)
        else:
            raise Exception('password not found')

        m = re.search('<input type="hidden" value="(.*?)" name="once" />', signin_html)
        if m:
            once_value = m.group(1)
        else:
            raise Exception('once not found')
        
        signin_param = {
            "once": once_value,
            "next": "/"
        }
        signin_param[user_name] = user_value
        signin_param[pwd_name] = pwd_value

        signin_headers = copy.copy(headers)
        signin_headers['Referer'] = signin_url
        
        signin_r = s.post(signin_url, data=signin_param, headers=signin_headers)
        if 'V2EX_TAB' in signin_r.cookies:
            print('signin ok')
        else:
            raise Exception('signin error')

        mission_url = 'http://v2ex.com/mission/daily'
        mission_r = s.get(mission_url, headers=headers)
        m = re.search("location.href = '/mission/daily/redeem\?once=(\d+)'", mission_r.content)
        if m:
            once_value = m.group(1)
        else:
            raise Exception("can't find once value for qiandao")

        qiandao_url = 'http://v2ex.com/mission/daily/redeem?once=%s' % once_value
        qiandao_r = s.get(qiandao_url, headers=headers)
        print('qiandao ok')


if __name__=='__main__':
    user_name_value = os.getenv("V2EX_USER", "your_username")
    pass_word_value = os.getenv("V2EX_PWD", "your_password")

    sign(user_name_value, pass_word_value)