137 lines
5.6 KiB
Python
137 lines
5.6 KiB
Python
# _*_ coding: utf-8 _*_
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"""
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python_wechat.py by xianhu
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主要包括如下功能：
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(1) 自动提醒群红包
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(2) 自动提醒群中@自己或@all的内容
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(3) 自动提醒群中带有特殊关键字的消息
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(4) 自动保存被撤回消息，包括内容、文件、图片、语音、视频等
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"""
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import re
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import time
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import itchat
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import logging
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import datetime
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from itchat.content import *
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# 初始化
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my = itchat.new_instance()
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my.auto_login(hotReload=False, enableCmdQR=2)
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my.global_keys = ["人工智能", "机器学习", "算法", "数据挖掘"]
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my.to_user_name = "filehelper"
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# my还包括的以下属性，注意用点.查看：
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# (1) alive 是否还活着，isLogging 是否已登陆
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# (2) loginInfo 登陆信息，其中的User属性为自己的信息User字典类，包括UserName, NickName, RemarkName, Sex(1 or 2)等
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# (3) memberList 通讯录列表，每一项为一个User字典类
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# (4) chatroomList 群聊列表，每一项为一个Chatroom字典类，包括UserName, NickName, RemarkName, MemberCount等
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# (5) mpList 订阅号列表，每一项为一个MassivePlatform字典类，包括UserName, NickName等
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# 获取并更新通讯录: {UserName: UserInstance}
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my.friends = {user["UserName"]: user for user in my.get_friends(update=True)}
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# 消息存储队列
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my.msg_store = {}
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# 消息提取函数
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def get_msg_list(msg):
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"""
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提取消息内容
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"""
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logging.warning("%s", msg)
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msg_id = msg["MsgId"] # 消息ID
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from_user_name = msg["FromUserName"] # 消息发送者ID
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to_user_name = msg["ToUserName"] # 消息接受者ID
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msg_type = msg["MsgType"] # 消息类型
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msg_content = msg["Content"] # 消息内容
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msg_time = datetime.datetime.fromtimestamp(msg["CreateTime"]) # 消息发送时间
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msg_file = msg["FileName"] # 消息中所带文件的名称
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msg_url = msg["Url"] # 消息中带有的链接地址
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wind_name = msg["User"]["RemarkName"] if msg["User"].get("RemarkName") else (
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msg["User"]["NickName"] if msg["User"].get("NickName") else to_user_name
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)
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if from_user_name.startswith("@@"):
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# 群消息
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nick_name = msg["ActualNickName"] if (msg["ActualUserName"] not in my.friends) or \
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(not my.friends[msg["ActualUserName"]]["RemarkName"]) else my.friends[msg["ActualUserName"]]["RemarkName"]
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else:
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# 个人消息
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nick_name = wind_name
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we_type = msg["Type"] # 消息类型
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we_text = msg["Text"] # 消息内容
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return msg_id, from_user_name, to_user_name, msg_type, msg_content, msg_time, msg_file, msg_url, wind_name, nick_name, we_type, we_text
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# 消息注册，主要处理群消息
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@my.msg_register([TEXT, MAP, CARD, NOTE, SHARING, PICTURE, RECORDING, ATTACHMENT, VIDEO], isFriendChat=True, isGroupChat=True)
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def text_reply(msg):
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"""
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消息自动接收, 接受全部的消息
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"""
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# 消息提取
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msg_id, from_user_name, to_user_name, msg_type, msg_content, msg_time, msg_file, msg_url, wind_name, nick_name, we_type, we_text = get_msg_list(msg)
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# 消息过滤, 只监测文字、注解、分享、图片、语音、视频、附件等
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if we_type not in ["Text", "Note", "Sharing", "Picture", "Recording", "Video", "Attachment"]:
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logging.warning("message ignored")
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return
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# 处理来自自己的消息
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if from_user_name == my.loginInfo["User"]["UserName"]:
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return
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# 消息存储，删除过期消息
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my.msg_store[msg_id] = msg
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for _id in [_id for _id in my.msg_store if time.time() - my.msg_store[_id]["CreateTime"] > 120]:
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logging.warning("delete message, message_id = %s", _id)
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my.msg_store.pop(_id)
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# 处理群消息
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if from_user_name.startswith("@@"):
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# 红包消息处理
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if we_type == "Note" and we_text.find("收到红包，请在手机上查看") >= 0:
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my.send("【%s】中有红包，快抢！" % wind_name, toUserName=my.to_user_name)
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# 提到自己消息处理
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if msg["IsAt"]:
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my.send("【%s】中有@你的消息:\nFrom: %s\nTime: %s\n%s" % (wind_name, nick_name, msg_time, msg_content), toUserName=my.to_user_name)
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for key in my.global_keys:
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if msg_content.find(key) >= 0:
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my.send("【%s】中有关键字【%s】:\nFrom: %s\nTime: %s\n%s" % (wind_name, key, nick_name, msg_time, msg_content), toUserName=my.to_user_name)
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break
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# 撤回消息处理
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if we_type == "Note" and we_text.find("撤回了一条消息") >= 0:
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old_msg = my.msg_store.get(msg_content[msg_content.find("<msgid>")+7: msg_content.find("</msgid>")])
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if not old_msg:
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return
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msg_id, from_user_name, to_user_name, msg_type, msg_content, msg_time, msg_file, msg_url, wind_name, nick_name, we_type, we_text = get_msg_list(old_msg)
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if we_type in ["Picture", "Recording", "Video", "Attachment"]:
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re_length = re.search("[\"\s]length=\"(?P<length>[\d]+?)\"", msg_content, flags=re.IGNORECASE)
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if (not msg_content) or (re_length and (int(re_length.group("length")) < 5000000)):
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we_text(".Cache/" + msg_file)
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logging.warning("downloading %s to .Cache/", msg_file)
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# 更改内容
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msg_content = msg_file
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elif we_type == "Sharing":
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msg_content = we_text + ": " + msg_url
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my.send("【%s】中有消息被撤回:\nFrom: %s\nType: %s\nTime: %s\n%s" % (wind_name, nick_name, we_type, msg_time, msg_content), toUserName=my.to_user_name)
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return
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# 运行程序
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my.run()
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