python查看微信撤回信息

左手的ㄟ右手 2021-10-15 02:01 243阅读 0赞

### python查看微信撤回信息 ###

*   *  1、简介
     *  2、安装
     *  3、创建python文件，输入源代码
     *  4、运行生成微信网页版二维码，手机扫码登陆即可

## 1、简介 ##

itchat是一个开源的微信个人号接口，使用python调用微信变得非常简单。简单是用itchat代码即可构建一个基于微信的即时通讯，更不错的体现在于方便扩展个人微信的在其他平台的更多通讯功能。

## 2、安装 ##

cmd–>跳转到相应项目的路径–>输入pip3 install itchat–>回车安装

pip3 install itchat

## 3、创建python文件，输入源代码 ##

源代码来自网络（*需要填写相应路径*）

# -*-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 = "/home/alic/RevDir/"
    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(hotReload=True)
       itchat.run()

## 4、运行生成微信网页版二维码，手机扫码登陆即可 ##

*效果图*  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDYyNDQxMA_size_16_color_FFFFFF_t_70]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDYyNDQxMA_size_16_color_FFFFFF_t_70 1]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDYyNDQxMA_size_16_color_FFFFFF_t_70]: /images/20211015/081c3db582b54917a6ccece81babb359.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDYyNDQxMA_size_16_color_FFFFFF_t_70 1]: /images/20211015/2dc81e4822614ad5b97296ce19d059f9.png