利用python3实现微信防撤回功能，原理就是利用爬虫登陆网页版的微信，每次的接收到的消息都缓存2分钟，一旦检测到撤回消息，则把缓存的消息发送出来，实现防撤回功能
# coding:utf-8
import itchat
from itchat.contentimport TEXT
from itchat.contentimport *
import sys
import time
import re
#reload(sys)
#sys.setdefaultencoding('utf8')
import importlib
importlib.reload(sys)
import os
msg_information = {}
face_bug =None # 针对表情包的内容
@itchat.msg_register([TEXT, PICTURE, FRIENDS, CARD, MAP, SHARING, RECORDING, ATTACHMENT, VIDEO], isFriendChat=True,
isMpChat=True)
def handle_receive_msg(msg):
global face_bug
msg_time_rec = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())# 接受消息的时间
msg_from = itchat.search_friends(userName=msg['FromUserName'])['NickName']# 在好友列表中查询发送信息的好友昵称
msg_time = msg['CreateTime']# 信息发送的时间
msg_id = msg['MsgId']# 每条信息的id
msg_content =None # 储存信息的内容
msg_share_url =None # 储存分享的链接，比如分享的文章和音乐
print(msg['Type'])
print(msg['MsgId'])
if msg['Type'] =='Text' or msg['Type'] =='Friends':# 如果发送的消息是文本或者好友推荐
msg_content = msg['Text']
print(msg_content)
# 如果发送的消息是附件、视屏、图片、语音
elif msg['Type'] =="Attachment" or msg['Type'] =="Video" \
or msg['Type'] =='Picture' \
or msg['Type'] =='Recording':
msg_content = msg['FileName']# 内容就是他们的文件名
msg['Text'](str(msg_content))# 下载文件
# print msg_content
elif msg['Type'] =='Card':# 如果消息是推荐的名片
msg_content = msg['RecommendInfo']['NickName'] +'的名片' # 内容就是推荐人的昵称和性别
if msg['RecommendInfo']['Sex'] ==1:
msg_content +='性别为男'
else:
msg_content +='性别为女'
print(msg_content)
elif msg['Type'] =='Map':# 如果消息为分享的位置信息
x, y, location = re.search(
"<location x=\"(.*?)\" y=\"(.*?)\".*label=\"(.*?)\".*", msg['OriContent']).group(1, 2, 3)
if locationis None:
msg_content =r"纬度->" + x.__str__() +" 经度->" + y.__str__()# 内容为详细的地址
else:
msg_content =r"" + location
elif msg['Type'] =='Sharing':# 如果消息为分享的音乐或者文章，详细的内容为文章的标题或者是分享的名字
msg_content = msg['Text']
msg_share_url = msg['Url']# 记录分享的url
print(msg_share_url)
face_bug = msg_content
##将信息存储在字典中，每一个msg_id对应一条信息
msg_information.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
}
}
)
##这个是用于监听是否有friend消息撤回
@itchat.msg_register(NOTE, isFriendChat=True, isGroupChat=True, isMpChat=True)
def information(msg):
# 这里如果这里的msg['Content']中包含消息撤回和id，就执行下面的语句
if '撤回了一条消息' in msg['Content']:
old_msg_id = re.search("\<msgid\>(.*?)\<\/msgid\>", msg['Content']).group(1)# 在返回的content查找撤回的消息的id
old_msg = msg_information.get(old_msg_id)# 得到消息
print(old_msg)
if len(old_msg_id) <11:# 如果发送的是表情包
itchat.send_file(face_bug, toUserName=msg['FromUserName'])
else:# 发送撤回的提示给文件助手
msg_body ="【" \
+ old_msg.get('msg_from') +" 撤回了 】\n" \
+ old_msg.get("msg_type") +" 消息：" +"\n" \
+ old_msg.get('msg_time_rec') +"\n" \
+r"" + old_msg.get('msg_content')
# 如果是分享的文件被撤回了，那么就将分享的url加在msg_body中发送给文件助手
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(msg_body, toUserName=msg['FromUserName'])
# 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' % (old_msg['msg_content'])
itchat.send(msg=file, toUserName=msg['FromUserName'])
os.remove(old_msg['msg_content'])
# 删除字典旧消息
msg_information.pop(old_msg_id)
@itchat.msg_register([TEXT, PICTURE, FRIENDS, CARD, MAP, SHARING, RECORDING, ATTACHMENT, VIDEO], isGroupChat=True)
def handle_receive_msg(msg):
global face_bug
msg_time_rec = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())# 接受消息的时间
# groupid = msg['FromUserName']
# chatroom = itchat.search_chatrooms(userName=groupid)
msg_Actual_from = msg['ActualNickName']
# msg_Actual_from = msg['User']
# msg_from = msg_Actual_from['Self']['NickName']
msg_from = msg_Actual_from
msg_time = msg['CreateTime']# 信息发送的时间
msg_id = msg['MsgId']# 每条信息的id
msg_content =None # 储存信息的内容
msg_share_url =None # 储存分享的链接，比如分享的文章和音乐
print(msg['Type'])
print(msg['MsgId'])
if msg['Type'] =='Text' or msg['Type'] =='Friends':# 如果发送的消息是文本或者好友推荐
msg_content = msg['Text']
print(msg_content)
# 如果发送的消息是附件、视屏、图片、语音
elif msg['Type'] =="Attachment" or msg['Type'] =="Video" \
or msg['Type'] =='Picture' \
or msg['Type'] =='Recording':
msg_content = msg['FileName']# 内容就是他们的文件名
msg['Text'](str(msg_content))# 下载文件
# print msg_content
elif msg['Type'] =='Card':# 如果消息是推荐的名片
msg_content = msg['RecommendInfo']['NickName'] +'的名片' # 内容就是推荐人的昵称和性别
if msg['RecommendInfo']['Sex'] ==1:
msg_content +='性别为男'
else:
msg_content +='性别为女'
print(msg_content)
elif msg['Type'] =='Map':# 如果消息为分享的位置信息
x, y, location = re.search(
"<location x=\"(.*?)\" y=\"(.*?)\".*label=\"(.*?)\".*", msg['OriContent']).group(1, 2, 3)
if locationis None:
msg_content =r"纬度->" + x.__str__() +" 经度->" + y.__str__()# 内容为详细的地址
else:
msg_content =r"" + location
elif msg['Type'] =='Sharing':# 如果消息为分享的音乐或者文章，详细的内容为文章的标题或者是分享的名字
msg_content = msg['Text']
msg_share_url = msg['Url']# 记录分享的url
print(msg_share_url)
face_bug = msg_content
##将信息存储在字典中，每一个msg_id对应一条信息
msg_information.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
}
}
)
##这个是用于监听是否有Group消息撤回
@itchat.msg_register(NOTE, isGroupChat=True, isMpChat=True)
def information(msg):
# 这里如果这里的msg['Content']中包含消息撤回和id，就执行下面的语句
if '撤回了一条消息' in msg['Content']:
old_msg_id = re.search("\<msgid\>(.*?)\<\/msgid\>", msg['Content']).group(1)# 在返回的content查找撤回的消息的id
old_msg = msg_information.get(old_msg_id)# 得到消息
print(old_msg)
if len(old_msg_id) <11:# 如果发送的是表情包
itchat.send_file(face_bug, toUserName=msg['FromUserName'])
else:# 发送撤回的提示给文件助手
msg_body ="【" \
+ old_msg.get('msg_from') +" 群消息撤回提醒】\n" \
+" 撤回了 " + old_msg.get("msg_type") +" 消息：" +"\n" \
+ old_msg.get('msg_time_rec') +"\n" \
+r"" + old_msg.get('msg_content')
# 如果是分享的文件被撤回了，那么就将分享的url加在msg_body中发送给文件助手
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(msg_body, toUserName=msg['FromUserName'])
# 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' % (old_msg['msg_content'])
itchat.send(msg=file, toUserName=msg['FromUserName'])
os.remove(old_msg['msg_content'])
# 删除字典旧消息
msg_information.pop(old_msg_id)
# Main (enableCmdQr = True 时，将会生成二维码图片，如 =2 时二维码乱码的话 改为1 即可
itchat.auto_login(enableCmdQR=2, hotReload=True)
itchat.run()
