Python自学记录--验证码识别模拟登陆 - 精易论坛

#!/usr/bin/env python
# coding:utf-8
import requests
from hashlib import md5
from lxml import etree
import time
t = int(round(time.time() * 1000)) #时间戳
class Chaojiying_Client(object):
def __init__(self, username, password, soft_id):
self.username = username
password = password.encode('utf8')
self.password = md5(password).hexdigest()
self.soft_id = soft_id
self.base_params = {
'user': self.username,
'pass2': self.password,
'softid': self.soft_id,
}
self.headers = {
'Connection': 'Keep-Alive',
'User-Agent': 'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0)',
}
def PostPic(self, im, codetype):
"""
im: 图片字节
codetype: 题目类型参考 http://www.chaojiying.com/price.html
"""
params = {
'codetype': codetype,
}
params.update(self.base_params)
files = {'userfile': ('ccc.jpg', im)}
r = requests.post('http://upload.chaojiying.net/Upload/Processing.php', data=params, files=files, headers=self.headers)
return r.json()
def ReportError(self, im_id):
"""
im_id:报错题目的图片ID
"""
params = {
'id': im_id,
}
params.update(self.base_params)
r = requests.post('http://upload.chaojiying.net/Upload/ReportError.php', data=params, headers=self.headers)
return r.json()
def tranformImgCode(imgPath,imgType):
chaojiying = Chaojiying_Client('超级鹰账号', '超级鹰密码', '软件ID')
im = open(imgPath, 'rb').read()
return chaojiying.PostPic(im,imgType)['pic_str']
# print(tranformImgCode(r'D:\代码保存\超级鹰_Python\a.jpg',1902))
session = requests.Session() #维持会话,可以让我们在跨请求时保存某些参数
headers = {'User-Agent':'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36'}
#识别验证码
url = 'https://so.gushiwen.cn/user/login.aspx?from=http://so.gushiwen.cn/user/collect.aspx'
page_text = session.get(url=url,headers=headers).text
#解析验证码图片地址
tree = etree.HTML(page_text)
img_src = 'https://so.gushiwen.cn'+tree.xpath('//img[@id="imgCode"]/@src')[0]+'?t='+str(t)
print(img_src)
#将验证码保存到本地
img_data= session.get(img_src,headers=headers).content
with open(r'D:\代码保存\a.jpg','wb') as fp:
fp.write(img_data)
#识别验证码
code_text = tranformImgCode(r'D:\代码保存\a.jpg',1902)
print(code_text)
login_url = 'https://so.gushiwen.cn/user/login.aspx?from=http%3a%2f%2fso.gushiwen.cn%2fuser%2fcollect.aspx'
data = {
'__VIEWSTATE': 'uoQIcMK9IobQkeY9MVAmtKoq33r3OLASfUdWmTdVKWkPtsNNpQMuqH92Trfdy05CDl1WFTmp5wys9JzcE+3wziAytRHxPGrKiZP9/29sMhAoT3AIsd0WDlhIqoU=',
'__VIEWSTATEGENERATOR': 'C93BE1AE',
'from': 'http://so.gushiwen.cn/user/collect.aspx',
'email': '网站账号',
'pwd': '网站密码',
'code': code_text,
'denglu': '登录',
}
#点击登陆按钮发起请求，获取了登陆成功后对应的页码源码数据
page_text_login = session.post(url=login_url,headers=headers,data=data).text
with open(r'D:\代码保存\gushiwen.html','w',encoding='utf-8') as fp:
fp.write(page_text_login)

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