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。
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pyinstaller 文件名.py -f
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执行程序后，消息防撤回就启动了。
程序完整代码
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# -*-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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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/qq_41251963/article/details/81876979