python实现图书馆研习室自动预约功能

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#!/usr/bin/env python 
# _*_ coding:utf-8 _*_ 
# 
# @Version : 1.0 
# @Time  : 2018/4/10 
# @Author : 圈圈烃
# @File  : reservation_4.py 

import requests
import re
import json
import datetime
import time


def get_cookies():
  """获得cookies"""
  url = 'http://**************'
  s = requests.session()
  s.get(url)
  ck_dict = requests.utils.dict_from_cookiejar(s.cookies)   # 将jar格式转化为dict
  ck = 'JSESSIONID=' + ck_dict['JSESSIONID']         # 重组cookies

  """获得二维码"""
  path = './code.png'
  get_cookies_headers = {
    'user-anget': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0',
    'Cookie': ck}
  get_cookies_url = 'http://**************'
  code_image = requests.get(get_cookies_url, headers=get_cookies_headers)
  with open(path, 'wb') as fn:
    fn.write(code_image.content)
    fn.close()
    print('验证码保存成功')
  return ck


def login(cookies, hour, minute):
  login_headers = {
    'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
    'Accept-Encoding': 'gzip, deflate',
    'Accept-Language': 'zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2',
    'Cache-Control': 'no-cache',
    'Connection': 'keep-alive',
    'Content-Length': '45',
    'Content-Type': 'application/x-www-form-urlencoded',
    'Cookie': cookies,
    'Host': '**************',
    'Pragma': 'no-cache',
    'Referer': 'http://**************',
    'Upgrade-Insecure-Requests': '1',
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0'
  }
  login_url = 'http://**************'
  login_data = {
    'codeImage': input('请输入验证码：'),
    'uname': '**************',
    'upass': '**************'
  }
  requests.post(login_url, data=login_data, headers=login_headers)

  res = requests.get('http://**************', headers=login_headers)
  reg_h = r'<option value=(.*?)>\d{4}-\d{2}-\d{2}' # 匹配可提供预约的hash
  value_h = re.findall(reg_h, res.text)

  """定时"""
  counter = 0
  while (True):
    now = datetime.datetime.now() # 获取当前系统时间
    if now.hour == hour and now.minute == minute:
      break
    time.sleep(0.5)
    # print(now)
    counter = counter + 1
    if counter == 240:
      res = requests.get('http://**************', headers=login_headers)
      reg_h = r'<option value=(.*?)>\d{4}-\d{2}-\d{2}' # 匹配可提供预约的hash
      reg_t = r'(\d{4}-\d{2}-\d{2})' # 匹配可提供预约的日期
      value_h = re.findall(reg_h, res.text)
      value_t = re.findall(reg_t, res.text)
      with open('./con_log.txt', 'a') as fjs:
        fjs.write(eval(value_h[-1])+' '+value_t[-1]+' '+str(now)+' \n')
        fjs.close()
        print('保存成功')
      counter = 0

  return str(eval(value_h[-1]))


def reservation(day_hash, cookies, stime, etime):
  reservation_data = {
    '_etime': etime, # 结束时间11点，其值为11*60=660
    '_roomid': '1285b3ca77594b3095c7b89d4922553c', # 房间Id
    '_seatno': '',
    '_stime': stime,  # 开始时间8点，其值为8*60=480
    '_subject': '学习', # 研讨主题
    '_summary': '学习', # 研讨大纲
    'ruleId': day_hash,
    'usercount': 3,   # 预约人数
    'users': '**************', # 学号
    'UUID': '**************'
  }

  reservation_headers = {
    'Accept': 'application/json, text/javascript, */*; q=0.01',
    'Accept-Encoding': 'gzip, deflate',
    'Accept-Language': 'zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2',
    'Cache-Control': 'no-cache',
    'Connection': 'keep-alive',
    'Content-Length': '239',
    'Content-Type': 'application/json',
    'Cookie': cookies,
    'Host': '**************',
    'Pragma': 'no-cache',
    'Referer': 'http://**************',
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0'
  }
  reservation_js = json.dumps(reservation_data)
  reservation_url = 'http://**************'
  status = requests.post(reservation_url, data=reservation_js, headers=reservation_headers)
  # print(stime, etime)
  # print(status)
  print(status.text)


def main():
  """预约策略一：11：20-20.40"""
  full_stime = ['1060', '870', '680']
  full_etime = ['1240', '1050', '860']
  """预约策略二：10：00-13：00；13：50-16：50；17：40-20:40"""
  stime = ['1060', '830', '600']
  etime = ['1240', '1010', '780']
  cookies = get_cookies()
  day_hash = login(cookies, 0, 0)   # 设定定时时间
  for i in range(0, 3):
    reservation(day_hash, cookies, stime[i], etime[i])


if __name__ == '__main__':
  main() 

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