259 lines
10 KiB
Python
259 lines
10 KiB
Python
from weixin import WebWeixin
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import sys
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import time
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import queue
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import logging
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import os
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class Subscription:
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def __init__(self, queue):
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self.lastRead = time.time()
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self.queue = queue
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# 扩展一下将数据存到数据库
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class WXBot(WebWeixin):
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def __init__(self, db_conn):
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super(WXBot, self).__init__()
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self.db_conn = db_conn
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self.subscriptions = [] # type: List[Subscription]
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def getUserNickName(self, id):
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if id == self.User["UserName"]:
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return self.User["NickName"]
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for member in self.ContactList:
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if member["UserName"] == id:
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return member["NickName"]
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return None
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# 获取用户备注（没有则返回昵称）或群名称，若本地无相关数据返回_unknown
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def getUserOrGroupName(self, id):
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name = "_unknown"
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if id == self.User["UserName"]:
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return self.User["NickName"] # 自己
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if id[:2] == "@@":
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# 群
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name = self.getGroupName(id)
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else:
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# 特殊账号
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for member in self.SpecialUsersList:
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if member["UserName"] == id:
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name = (
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member["RemarkName"]
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if member["RemarkName"]
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else member["NickName"]
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)
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# 公众号或服务号
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for member in self.PublicUsersList:
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if member["UserName"] == id:
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name = (
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member["RemarkName"]
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if member["RemarkName"]
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else member["NickName"]
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)
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# 直接联系人
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for member in self.ContactList:
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if member["UserName"] == id:
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name = (
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member["RemarkName"]
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if member["RemarkName"]
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else member["NickName"]
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)
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# 群友
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for member in self.GroupMemeberList:
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if member["UserName"] == id:
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name = (
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member["DisplayName"]
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if member["DisplayName"]
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else member["NickName"]
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)
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return name
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# 订阅新消息
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def subscribe(self):
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print("new subscription")
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sub = Subscription(queue.Queue(1024))
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self.subscriptions.append(sub)
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return sub
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def unsubscribe(self, subscription):
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self.subscriptions.remove(subscription)
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def composeMessageID(self, msgID, timestamp):
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return time.strftime("%Y%m%d%H%M%S", time.localtime(timestamp)) + msgID
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def saveMessageImage(self, msgid, composedID):
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url = self.base_uri + "/webwxgetmsgimg?MsgID=%s&skey=%s" % (msgid, self.skey)
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data = self._get(url, "webwxgetmsgimg")
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return self.saveFile(composedID[:4], composedID + ".jpg", data)
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def saveVoice(self, msgid, composedID):
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url = self.base_uri + "/webwxgetvoice?msgid=%s&skey=%s" % (msgid, self.skey)
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data = self._get(url, api="webwxgetvoice")
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return self.saveFile(composedID[:4], composedID + ".mp3", data)
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def saveVideo(self, msgid, composedID):
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url = self.base_uri + "/webwxgetvideo?msgid=%s&skey=%s" % (msgid, self.skey)
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data = self._get(url, api="webwxgetvideo")
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return self.saveFile(composedID[:4], composedID + ".mp4", data)
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def saveFile(self, subdir, filename, data):
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if data == "":
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return False
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dirName = os.path.join(self.saveFolder, subdir)
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if not os.path.exists(dirName):
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os.makedirs(dirName)
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fn = os.path.join(dirName, filename)
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with open(fn, "wb") as f:
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f.write(data)
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f.close()
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return True
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def handleMsg(self, r):
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if self.DEBUG:
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print("处理消息, NewMessageCount =", r["AddMsgCount"])
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for msg in r["AddMsgList"]:
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msgID = msg["MsgId"]
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composedID = self.composeMessageID(msgID, msg["CreateTime"])
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msgType = msg["MsgType"]
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if (
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msg["FromUserName"] in self.SpecialUsers
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or msg["ToUserName"] in self.SpecialUsers
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):
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# 过滤特殊帐号消息
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continue
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elif msgType in (50, 51, 52, 53, 9999):
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# 无用消息
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continue
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sql = "INSERT INTO msg (\
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msg_id,\
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create_time,\
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msg_type,\
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content,\
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from_name,\
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from_nickname,\
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to_name,\
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to_nickname,\
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group_name\
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) VALUES (\
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:msg_id,\
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:create_time,\
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:msg_type,\
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:content,\
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:from_name,\
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:from_nickname,\
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:to_name,\
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:to_nickname,\
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:group_name\
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)"
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params = {
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"msg_id": composedID,
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"create_time": msg["CreateTime"],
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"msg_type": msgType,
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"content": None,
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"from_id": msg["ToUserName"],
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"from_name": self.getUserOrGroupName(msg["FromUserName"]),
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"from_nickname": self.getUserNickName(msg["FromUserName"]),
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"to_id": msg["ToUserName"],
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"to_name": self.getUserOrGroupName(msg["ToUserName"]),
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"to_nickname": self.getUserNickName(msg["ToUserName"]),
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"group_id": None,
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"group_name": None,
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}
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if msg["FromUserName"] == self.User["UserName"]:
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params["from_name"] = "_self"
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elif msg["ToUserName"] == self.User["UserName"]:
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params["to_name"] = "_self"
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if msg["FromUserName"][:2] == "@@":
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# 群消息
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params["from_id"] = params["from_name"] = params["from_nickname"] = None
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params["to_id"] = params["to_name"] = params["to_nickname"] = None
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params["group_id"] = msg["FromUserName"]
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params["group_name"] = self.getUserOrGroupName(msg["FromUserName"])
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if ":<br/>" in msg["Content"]:
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[people, content] = msg["Content"].split(":<br/>", 1)
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params["from_id"] = people
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params["from_name"] = self.getUserOrGroupName(people)
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elif msg["ToUserName"][:2] == "@@":
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# 发送的群消息
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params["group_id"] = msg["ToUserName"]
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params["group_name"] = self.getUserOrGroupName(msg["ToUserName"])
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params["from_id"] = self.User["UserName"]
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params["from_name"] = self.User["NickName"]
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params["to_id"] = params["to_name"] = params["to_nickname"] = None
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if msgType == 1:
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# 文字消息
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if params["from_name"] == "_unknown" or params["to_name"] == "_unknown":
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# 有陌生人的文字消息，可能是新添加的好友，重新获取联系人列表
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self.webwxgetcontact()
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# 重新获取用户名称
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params["from_name"] = self.getUserOrGroupName(msg["FromUserName"])
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params["to_name"] = self.getUserOrGroupName(msg["ToUserName"])
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params["content"] = (
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msg["Content"].replace("<", "<").replace(">", ">")
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)
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elif msgType == 3:
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params["content"] = "[图片](%s)" % composedID
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self.saveMessageImage(msgID, composedID)
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elif msgType == 34:
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params["content"] = "[语音](%s)" % composedID
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self.saveVoice(msgID, composedID)
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elif msgType == 43:
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params["content"] = "[视频](%s)" % composedID
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self.saveVideo(msgID, composedID)
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elif msgType == 62:
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params["msg_type"] = 43
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params["content"] = "[小视频](%s)" % composedID
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self.saveVideo(msgID, composedID)
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elif msgType == 42:
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params["msg_type"] = 0
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params["content"] = "[名片](%s)" % msg["RecommendInfo"]["NickName"]
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elif msgType == 47:
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if msg["HasProductId"] == 1:
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# 有版权的表情包，无法在Web端查看
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params["msg_type"] = 0
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params["content"] = "[表情包图片]"
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else:
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params["msg_type"] = 3
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params["content"] = "[动画表情](%s)" % composedID
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self.saveMessageImage(msgID, composedID)
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elif msgType == 49:
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params["msg_type"] = 0
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params["content"] = "[链接：%s](%s)" % (msg["FileName"], msg["Url"])
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elif msgType == 10000:
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params["msg_type"] = 0
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params["content"] = "[系统消息](%s)" % (msg["Content"])
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elif msgType == 10002:
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params["msg_type"] = 0
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params["content"] = "[系统消息](%s撤回了一条消息)" % params["from_name"]
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else:
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params["msg_type"] = 0
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params["content"] = "[未识别消息]" + msg["Content"]
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self.db_conn.execute(sql, params)
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self.db_conn.commit()
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for subscription in self.subscriptions:
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if (
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not subscription.queue.empty()
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and time.time() - subscription.lastRead > 120
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):
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# 超时关闭
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subscription.queue.put_nowait(None)
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self.subscriptions.remove(subscription)
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# 将消息放入队列，推送到客户端
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sent_by_self = msg["FromUserName"] == self.User["UserName"]
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message = {
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"uid": params["to_id"] if sent_by_self else params["from_id"],
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"content": params["content"],
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"name": params["to_name"] if sent_by_self else params["from_name"],
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"self": sent_by_self,
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"type": params["msg_type"],
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"gid": params["group_id"],
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"group": params["group_name"],
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}
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if subscription.queue.full():
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subscription.queue.get_nowait()
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subscription.queue.put_nowait(message)
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