python实现文件助手中查看微信撤回消息

利用python实现防撤回，对方撤回的消息可在自己的微信文件传输助手中查看。

如果想变成可执行文件放在电脑中运行，可用pyinstaller将此程序打包成exe文件。

pyinstaller 文件名.py -F

执行程序后，消息防撤回就启动了。

程序完整代码

# -*-encoding:utf-8-*-
import os
import re
import shutil
import time
import itchat
from itchat.content import *

# 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

# {msg_id:(msg_from,msg_to,msg_time,msg_time_rec,msg_type,msg_content,msg_share_url)}
msg_dict = {}

# 文件存储临时目录
rev_tmp_dir = r"G:\python代码\微信\撤回到文件助手"
if not os.path.exists(rev_tmp_dir): os.mkdir(rev_tmp_dir)

# 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
face_bug = None

# 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
# [TEXT, PICTURE, MAP, CARD, SHARING, RECORDING, ATTACHMENT, VIDEO, FRIENDS, NOTE]
@itchat.msg_register([TEXT, PICTURE, MAP, CARD, SHARING, RECORDING, ATTACHMENT, VIDEO])
def handler_receive_msg(msg):
 global face_bug
 # 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
 msg_time_rec = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
 # 消息ID
 msg_id = msg['MsgId']
 # 消息时间
 msg_time = msg['CreateTime']
 # 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
 msg_from = (itchat.search_friends(userName=msg['FromUserName']))["NickName"]
 # 消息内容
 msg_content = None
 # 分享的链接
 msg_share_url = None
 if msg['Type'] == 'Text' \
   or msg['Type'] == 'Friends':
  msg_content = msg['Text']
 elif msg['Type'] == 'Recording' \
   or msg['Type'] == 'Attachment' \
   or msg['Type'] == 'Video' \
   or msg['Type'] == 'Picture':
  msg_content = r"" + msg['FileName']
  # 保存文件
  msg['Text'](rev_tmp_dir + msg['FileName'])
 elif msg['Type'] == 'Card':
  msg_content = msg['RecommendInfo']['NickName'] + r" 的名片"
 elif msg['Type'] == 'Map':
  x, y, location = re.search(
   "<location x=\"(.*?)\" y=\"(.*?)\".*label=\"(.*?)\".*", msg['OriContent']).group(1, 2, 3)
  if location is None:
   msg_content = r"纬度->" + x.__str__() + " 经度->" + y.__str__()
  else:
   msg_content = r"" + location
 elif msg['Type'] == 'Sharing':
  msg_content = msg['Text']
  msg_share_url = msg['Url']
 face_bug = msg_content
 # 更新字典
 msg_dict.update(
  {
   msg_id: {
    "msg_from": msg_from, "msg_time": msg_time, "msg_time_rec": msg_time_rec,
    "msg_type": msg["Type"],
    "msg_content": msg_content, "msg_share_url": msg_share_url
   }
  }
 )

# 收到note通知类消息，判断是不是撤回并进行相应操作
@itchat.msg_register([NOTE])
def send_msg_helper(msg):
 global face_bug
 if re.search(r"\<\!\[CDATA\[.*撤回了一条消息\]\]\>", msg['Content']) is not None:
  # 获取消息的id
  old_msg_id = re.search("\<msgid\>(.*?)\<\/msgid\>", msg['Content']).group(1)
  old_msg = msg_dict.get(old_msg_id, {})
  if len(old_msg_id) < 11:
   itchat.send_file(rev_tmp_dir + face_bug, toUserName='filehelper')
   os.remove(rev_tmp_dir + face_bug)
  else:
   msg_body = "告诉你一个秘密~" + "\n" \
      + old_msg.get('msg_from') + " 撤回了 " + old_msg.get("msg_type") + " 消息" + "\n" \
      + old_msg.get('msg_time_rec') + "\n" \
      + "撤回了什么 ⇣" + "\n" \
      + r"" + old_msg.get('msg_content')
   # 如果是分享存在链接
   if old_msg['msg_type'] == "Sharing": msg_body += "\n就是这个链接➣ " + old_msg.get('msg_share_url')

   # 将撤回消息发送到文件助手
   itchat.send(msg_body, toUserName='filehelper')
   # 有文件的话也要将文件发送回去
   if old_msg["msg_type"] == "Picture" \
     or old_msg["msg_type"] == "Recording" \
     or old_msg["msg_type"] == "Video" \
     or old_msg["msg_type"] == "Attachment":
    file = '@fil@%s' % (rev_tmp_dir + old_msg['msg_content'])
    itchat.send(msg=file, toUserName='filehelper')
    os.remove(rev_tmp_dir + old_msg['msg_content'])
   # 删除字典旧消息
   msg_dict.pop(old_msg_id)

if __name__ == '__main__':
 itchat.auto_login()
 itchat.get_QR
 itchat.run()

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