LearnPython/python_weibo.py

180 lines
7.1 KiB
Python

# _*_ coding: utf-8 _*_
import re
import rsa
import ssl
import time
import json
import base64
import logging
import binascii
import urllib.parse
# 参考PSpider项目
import spider
ssl._create_default_https_context = ssl._create_unverified_context
class WeiBoLogin(object):
"""
class of WeiBoLogin, to login weibo.com
"""
def __init__(self):
"""
constructor
"""
self.user_name = None # 登录用户名
self.pass_word = None # 登录密码
self.user_uniqueid = None # 用户唯一ID
self.user_nick = None # 用户昵称
self.cookie_jar, self.opener = None, None
return
def login(self, user_name, pass_word, proxies=None):
"""
login weibo.com, return True or False
"""
# 变量赋值初始化
self.user_name = user_name
self.pass_word = pass_word
self.user_uniqueid = None
self.user_nick = None
# 构建cookie_jar和opener,这里不使用代理,同时保证整个流程中不需要关心cookie问题
self.cookie_jar, self.opener = spider.make_cookiejar_opener(is_cookie=True, proxies=proxies)
self.opener.addheaders = spider.make_headers(
user_agent="pc",
host="weibo.com",
referer="http://weibo.com/",
accept="text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",
accept_encoding="gzip, deflate",
accept_language="zh-CN,zh;q=0.8"
).items()
# (1) 打开weibo.com/login.php,先请求一些必要的cookie信息
self.opener.open("http://weibo.com/login.php")
# (2) 根据用户名获取加密后的用户名
s_user_name = self.get_username()
# (3) 利用加密后的用户名,获取其他一些数据:json格式
json_data = self.get_json_data(su_value=s_user_name)
if not json_data:
return False
# (4) 根据第三步得到的json数据,获取加密后的密码
s_pass_word = self.get_password(json_data["servertime"], json_data["nonce"], json_data["pubkey"])
# (5) 构造登录中用到的postdata
post_dict = {
"entry": "weibo",
"gateway": "1",
"from": "",
"savestate": "7",
"userticket": "1",
"vsnf": "1",
"service": "miniblog",
"encoding": "UTF-8",
"pwencode": "rsa2",
"sr": "1280*800",
"prelt": "529",
"url": "http://weibo.com/ajaxlogin.php?framelogin=1&callback=parent.sinaSSOController.feedBackUrlCallBack",
"rsakv": json_data["rsakv"],
"servertime": json_data["servertime"],
"nonce": json_data["nonce"],
"su": s_user_name,
"sp": s_pass_word,
"returntype": "TEXT",
}
# (6) 判断是否需要输入验证码,如果需要,获取验证码并进行打码操作
if json_data.get("showpin", None) == 1:
url = "http://login.sina.com.cn/cgi/pin.php?r=%d&s=0&p=%s" % (int(time.time()), json_data["pcid"])
with open("captcha.jpeg", "wb") as file_out:
file_out.write(self.opener.open(url).read())
code = input("请输入验证码:")
# cid, code = self.yundama.get_captcha(self.opener.open(url).read(), "captcha.jpeg", "image/jpeg", codetype="1005")
# if not code:
# return False
post_dict["pcid"] = json_data["pcid"]
post_dict["door"] = code
# (7) 根据构造的postdata,登录微博
login_url_1 = "http://login.sina.com.cn/sso/login.php?client=ssologin.js(v1.4.18)&_=%d" % int(time.time())
json_data_1 = json.loads(spider.get_html_content(self.opener.open(login_url_1, data=spider.make_post_data(post_dict))))
if json_data_1["retcode"] == "0":
# 登录后有一个跳转, 构造跳转链接的postdata
post_dict = {
"callback": "sinaSSOController.callbackLoginStatus",
"ticket": json_data_1["ticket"],
"ssosavestate": int(time.time()),
"client": "ssologin.js(v1.4.18)",
"_": int(time.time()*1000),
}
login_url_2 = "https://passport.weibo.com/wbsso/login?" + urllib.parse.urlencode(post_dict)
html_data = spider.get_html_content(self.opener.open(login_url_2), charset="gbk")
json_data_2 = json.loads(re.search("\((?P<result>.*)\)", html_data).group("result"))
# 检查登录是否成功,并获取用户唯一ID,用户昵称等
if json_data_2["result"] is True:
self.user_uniqueid = json_data_2["userinfo"]["uniqueid"]
self.user_nick = json_data_2["userinfo"]["displayname"]
logging.warning("WeiBoLogin succeed: %s", json_data_2)
else:
logging.warning("WeiBoLogin failed: %s", json_data_2)
else:
logging.warning("WeiBoLogin failed: %s", json_data_1)
return True if self.user_uniqueid and self.user_nick else False
def get_username(self):
"""
get username, encrypt file: http://tjs.sjs.sinajs.cn/t5/register/js/page/remote/loginLayer.js
"""
username_quote = urllib.parse.quote_plus(self.user_name)
username_base64 = base64.b64encode(username_quote.encode("utf-8"))
return username_base64.decode("utf-8")
def get_json_data(self, su_value):
"""
get the value of "servertime", "nonce", "pubkey", "rsakv" and "showpin", etc
"""
post_data = urllib.parse.urlencode({
"entry": "weibo",
"callback": "sinaSSOController.preloginCallBack",
"rsakt": "mod",
"checkpin": "1",
"client": "ssologin.js(v1.4.18)",
"su": su_value,
"_": int(time.time()*1000),
})
try:
response = self.opener.open('http://login.sina.com.cn/sso/prelogin.php?'+post_data)
data = spider.get_html_content(response, charset="utf-8")
json_data = json.loads(re.search("\((?P<data>.*)\)", data).group("data"))
except Exception as excep:
json_data = {}
logging.error("WeiBoLogin get_json_data error: %s", excep)
logging.debug("WeiBoLogin get_json_data: %s", json_data)
return json_data
def get_password(self, servertime, nonce, pubkey):
"""
get legal password, encrypt file: http://tjs.sjs.sinajs.cn/t5/register/js/page/remote/loginLayer.js
"""
string = (str(servertime) + '\t' + str(nonce) + '\n' + str(self.pass_word)).encode("utf-8")
public_key = rsa.PublicKey(int(pubkey, 16), int("10001", 16))
password = rsa.encrypt(string, public_key)
password = binascii.b2a_hex(password)
return password.decode()
if __name__ == '__main__':
logging.basicConfig(level=logging.DEBUG, format="%(asctime)s\t%(levelname)s\t%(message)s")
# 测试登录,输入微博的用户名和密码
weibo = WeiBoLogin()
weibo.login("username", "password")