微信防撤回

Posted 2020-10-29 一路向北

  1 # -*-encoding:utf-8-*-
  2 import os
  3 import re
  4 import shutil
  5 import time
  6 import itchat
  7 from itchat.content import *
  8 
  9 # 说明：可以撤回的有文本文字、语音、视频、图片、位置、名片、分享、附件
 10 
 11 # {msg_id:(msg_from,msg_to,msg_time,msg_time_rec,msg_type,msg_content,msg_share_url)}
 12 msg_dict = {}
 13 
 14 # 文件存储临时目录
 15 rev_tmp_dir = "D:\PycharmProjects\CRM_System\临时文件"
 16 if not os.path.exists(rev_tmp_dir): os.mkdir(rev_tmp_dir)
 17 
 18 # 表情有一个问题 | 接受信息和接受note的msg_id不一致 巧合解决方案
 19 face_bug = None
 20 
 21 
 22 # 将接收到的消息存放在字典中，当接收到新消息时对字典中超时的消息进行清理 | 不接受不具有撤回功能的信息
 23 # [TEXT, PICTURE, MAP, CARD, SHARING, RECORDING, ATTACHMENT, VIDEO, FRIENDS, NOTE]
 24 @itchat.msg_register([TEXT, PICTURE, MAP, CARD, SHARING, RECORDING, ATTACHMENT, VIDEO])
 25 def handler_receive_msg(msg):
 26     global face_bug
 27     # 获取的是本地时间戳并格式化本地时间戳 e: 2017-04-21 21:30:08
 28     msg_time_rec = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
 29     # 消息ID
 30     msg_id = msg[‘MsgId‘]
 31     # 消息时间
 32     msg_time = msg[‘CreateTime‘]
 33     # 消息发送人昵称 | 这里也可以使用RemarkName备注　但是自己或者没有备注的人为None
 34     msg_from = (itchat.search_friends(userName=msg[‘FromUserName‘]))["NickName"]
 35     # 消息内容
 36     msg_content = None
 37     # 分享的链接
 38     msg_share_url = None
 39     if msg[‘Type‘] == ‘Text‘  40             or msg[‘Type‘] == ‘Friends‘:
 41         msg_content = msg[‘Text‘]
 42     elif msg[‘Type‘] == ‘Recording‘  43             or msg[‘Type‘] == ‘Attachment‘  44             or msg[‘Type‘] == ‘Video‘  45             or msg[‘Type‘] == ‘Picture‘:
 46         msg_content = r"" + msg[‘FileName‘]
 47         # 保存文件
 48         msg[‘Text‘](rev_tmp_dir + msg[‘FileName‘])
 49     elif msg[‘Type‘] == ‘Card‘:
 50         msg_content = msg[‘RecommendInfo‘][‘NickName‘] + r" 的名片"
 51     elif msg[‘Type‘] == ‘Map‘:
 52         x, y, location = re.search(
 53             "<location x=\"(.*?)\" y=\"(.*?)\".*label=\"(.*?)\".*", msg[‘OriContent‘]).group(1, 2, 3)
 54         if location is None:
 55             msg_content = r"纬度->" + x.__str__() + " 经度->" + y.__str__()
 56         else:
 57             msg_content = r"" + location
 58     elif msg[‘Type‘] == ‘Sharing‘:
 59         msg_content = msg[‘Text‘]
 60         msg_share_url = msg[‘Url‘]
 61     face_bug = msg_content
 62     # 更新字典
 63     msg_dict.update(
 64         {
 65             msg_id: {
 66                 "msg_from": msg_from, "msg_time": msg_time, "msg_time_rec": msg_time_rec,
 67                 "msg_type": msg["Type"],
 68                 "msg_content": msg_content, "msg_share_url": msg_share_url
 69             }
 70         }
 71     )
 72 
 73 # 收到note通知类消息，判断是不是撤回并进行相应操作
 74 @itchat.msg_register([NOTE])
 75 def send_msg_helper(msg):
 76     global face_bug
 77     if re.search(r"\<\!\[CDATA\[.*撤回了一条消息\]\]\>", msg[‘Content‘]) is not None:
 78         # 获取消息的id
 79         old_msg_id = re.search("\<msgid\>(.*?)\<\/msgid\>", msg[‘Content‘]).group(1)
 80         old_msg = msg_dict.get(old_msg_id, {})
 81         if len(old_msg_id) < 11:
 82             itchat.send_file(rev_tmp_dir + face_bug, toUserName=‘filehelper‘)
 83             os.remove(rev_tmp_dir + face_bug)
 84         else:
 85             msg_body = "告诉你一个秘密~" + "\n"  86                        + old_msg.get(‘msg_from‘) + " 撤回了 " + old_msg.get("msg_type") + " 消息" + "\n"  87                        + old_msg.get(‘msg_time_rec‘) + "\n"  88                        + "撤回了什么 ?" + "\n"  89                        + r"" + old_msg.get(‘msg_content‘)
 90             # 如果是分享存在链接
 91             if old_msg[‘msg_type‘] == "Sharing": msg_body += "\n就是这个链接? " + old_msg.get(‘msg_share_url‘)
 92 
 93             # 将撤回消息发送到文件助手
 94             itchat.send(msg_body, toUserName=‘filehelper‘)
 95             # 有文件的话也要将文件发送回去
 96             if old_msg["msg_type"] == "Picture"  97                     or old_msg["msg_type"] == "Recording"  98                     or old_msg["msg_type"] == "Video"  99                     or old_msg["msg_type"] == "Attachment":
100                 file = ‘@[email protected]%s‘ % (rev_tmp_dir + old_msg[‘msg_content‘])
101                 itchat.send(msg=file, toUserName=‘filehelper‘)
102                 os.remove(rev_tmp_dir + old_msg[‘msg_content‘])
103             # 删除字典旧消息
104             msg_dict.pop(old_msg_id)
105 
106 
107 if __name__ == ‘__main__‘:
108     itchat.auto_login(hotReload=True)
109     itchat.run()