Files
py12306/old_py12306/helpers/auth_code.py
2019-05-14 13:21:25 +08:00

84 lines
2.7 KiB
Python

import random
import time
from requests.exceptions import SSLError
from py12306.config import Config
from py12306.helpers.OCR import OCR
from py12306.helpers.api import *
from py12306.helpers.request import Request
from py12306.helpers.func import *
from py12306.log.common_log import CommonLog
from py12306.log.user_log import UserLog
class AuthCode:
"""
验证码类
"""
session = None
data_path = None
retry_time = 5
def __init__(self, session):
self.data_path = Config().RUNTIME_DIR
self.session = session
@classmethod
def get_auth_code(cls, session):
self = cls(session)
img = self.download_code()
position = OCR.get_img_position(img)
if not position: # 打码失败
return self.retry_get_auth_code()
answer = ','.join(map(str, position))
if not self.check_code(answer):
return self.retry_get_auth_code()
return position
def retry_get_auth_code(self): # TODO 安全次数检测
CommonLog.add_quick_log(CommonLog.MESSAGE_RETRY_AUTH_CODE.format(self.retry_time)).flush()
time.sleep(self.retry_time)
return self.get_auth_code(self.session)
def download_code(self):
url = API_AUTH_CODE_BASE64_DOWNLOAD.format(random=random.random())
# code_path = self.data_path + 'code.png'
try:
UserLog.add_quick_log(UserLog.MESSAGE_DOWNLAODING_THE_CODE).flush()
# response = self.session.save_to_file(url, code_path) # TODO 返回错误情况
response = self.session.get(url)
result = response.json()
if result.get('image'):
return result.get('image')
raise SSLError('返回数据为空')
except SSLError as e:
UserLog.add_quick_log(
UserLog.MESSAGE_DOWNLAOD_AUTH_CODE_FAIL.format(e, self.retry_time)).flush()
time.sleep(self.retry_time)
return self.download_code()
def check_code(self, answer):
"""
校验验证码
:return:
"""
url = API_AUTH_CODE_CHECK.get('url').format(answer=answer, random=time_int())
response = self.session.get(url)
result = response.json()
if result.get('result_code') == '4':
UserLog.add_quick_log(UserLog.MESSAGE_CODE_AUTH_SUCCESS).flush()
return True
else:
# {'result_message': '验证码校验失败', 'result_code': '5'}
UserLog.add_quick_log(
UserLog.MESSAGE_CODE_AUTH_FAIL.format(result.get('result_message'))).flush()
self.session.cookies.clear_session_cookies()
return False
if __name__ == '__main__':
code_result = AuthCode.get_auth_code()