mirror of
https://github.com/xfgryujk/blivechat.git
synced 2025-01-14 22:30:23 +08:00
316 lines
11 KiB
Python
316 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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import asyncio
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import enum
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import json
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import logging
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import time
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from typing import *
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import aiohttp
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import tornado.websocket
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import blivedm.blivedm as blivedm
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import models.avatar
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logger = logging.getLogger(__name__)
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class Command(enum.IntEnum):
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HEARTBEAT = 0
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JOIN_ROOM = 1
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ADD_TEXT = 2
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ADD_GIFT = 3
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ADD_MEMBER = 4
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ADD_SUPER_CHAT = 5
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DEL_SUPER_CHAT = 6
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_http_session = aiohttp.ClientSession()
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room_manager: Optional['RoomManager'] = None
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def init():
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global room_manager
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room_manager = RoomManager()
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class Room(blivedm.BLiveClient):
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# 重新定义parse_XXX是为了减少对字段名的依赖，防止B站改字段名
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def __parse_danmaku(self, command):
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info = command['info']
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if info[3]:
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room_id = info[3][3]
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medal_level = info[3][0]
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else:
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room_id = medal_level = 0
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return self._on_receive_danmaku(blivedm.DanmakuMessage(
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None, None, None, info[0][4], None, None, info[0][9], None,
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info[1],
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info[2][0], info[2][1], info[2][2], None, None, info[2][5], info[2][6], None,
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medal_level, None, None, room_id, None, None,
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info[4][0], None, None,
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None, None,
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info[7]
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))
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def __parse_gift(self, command):
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data = command['data']
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return self._on_receive_gift(blivedm.GiftMessage(
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data['giftName'], data['num'], data['uname'], data['face'], None,
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data['uid'], data['timestamp'], None, None,
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None, None, None, data['coin_type'], data['total_coin']
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))
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def __parse_buy_guard(self, command):
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data = command['data']
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return self._on_buy_guard(blivedm.GuardBuyMessage(
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data['uid'], data['username'], None, None, None,
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None, None, data['start_time'], None
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))
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def __parse_super_chat(self, command):
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data = command['data']
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return self._on_super_chat(blivedm.SuperChatMessage(
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data['price'], data['message'], None, data['start_time'],
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None, None, data['id'], None,
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None, data['uid'], data['user_info']['uname'],
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data['user_info']['face'], None,
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None, None,
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None, None, None,
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None
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))
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_COMMAND_HANDLERS = {
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**blivedm.BLiveClient._COMMAND_HANDLERS,
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'DANMU_MSG': __parse_danmaku,
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'SEND_GIFT': __parse_gift,
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'GUARD_BUY': __parse_buy_guard,
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'SUPER_CHAT_MESSAGE': __parse_super_chat
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}
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def __init__(self, room_id):
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super().__init__(room_id, session=_http_session, heartbeat_interval=10)
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self.clients: List['ChatHandler'] = []
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def stop_and_close(self):
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if self.is_running:
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future = self.stop()
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future.add_done_callback(lambda _future: asyncio.ensure_future(self.close()))
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else:
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asyncio.ensure_future(self.close())
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def send_message(self, cmd, data):
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body = json.dumps({'cmd': cmd, 'data': data})
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for client in self.clients:
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try:
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client.write_message(body)
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except tornado.websocket.WebSocketClosedError:
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pass
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async def _on_receive_danmaku(self, danmaku: blivedm.DanmakuMessage):
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asyncio.ensure_future(self.__on_receive_danmaku(danmaku))
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async def __on_receive_danmaku(self, danmaku: blivedm.DanmakuMessage):
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if danmaku.uid == self.room_owner_uid:
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author_type = 3 # 主播
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elif danmaku.admin:
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author_type = 2 # 房管
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elif danmaku.privilege_type != 0: # 1总督，2提督，3舰长
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author_type = 1 # 舰队
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else:
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author_type = 0
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self.send_message(Command.ADD_TEXT, {
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'avatarUrl': await models.avatar.get_avatar_url(danmaku.uid),
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'timestamp': danmaku.timestamp,
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'authorName': danmaku.uname,
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'authorType': author_type,
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'content': danmaku.msg,
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'privilegeType': danmaku.privilege_type,
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'isGiftDanmaku': bool(danmaku.msg_type),
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'authorLevel': danmaku.user_level,
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'isNewbie': danmaku.urank < 10000,
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'isMobileVerified': bool(danmaku.mobile_verify),
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'medalLevel': 0 if danmaku.room_id != self.room_id else danmaku.medal_level
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})
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async def _on_receive_gift(self, gift: blivedm.GiftMessage):
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avatar_url = gift.face.replace('http:', '').replace('https:', '')
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models.avatar.update_avatar_cache(gift.uid, avatar_url)
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if gift.coin_type != 'gold': # 丢人
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return
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self.send_message(Command.ADD_GIFT, {
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'avatarUrl': avatar_url,
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'timestamp': gift.timestamp,
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'authorName': gift.uname,
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'giftName': gift.gift_name,
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'giftNum': gift.num,
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'totalCoin': gift.total_coin
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})
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async def _on_buy_guard(self, message: blivedm.GuardBuyMessage):
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asyncio.ensure_future(self.__on_buy_guard(message))
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async def __on_buy_guard(self, message: blivedm.GuardBuyMessage):
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self.send_message(Command.ADD_MEMBER, {
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'avatarUrl': await models.avatar.get_avatar_url(message.uid),
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'timestamp': message.start_time,
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'authorName': message.username
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})
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async def _on_super_chat(self, message: blivedm.SuperChatMessage):
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avatar_url = message.face.replace('http:', '').replace('https:', '')
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models.avatar.update_avatar_cache(message.uid, avatar_url)
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self.send_message(Command.ADD_SUPER_CHAT, {
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'avatarUrl': avatar_url,
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'timestamp': message.start_time,
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'authorName': message.uname,
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'price': message.price,
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'content': message.message,
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'id': message.id
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})
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async def _on_super_chat_delete(self, message: blivedm.SuperChatDeleteMessage):
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self.send_message(Command.ADD_SUPER_CHAT, {
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'ids': message.ids
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})
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class RoomManager:
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def __init__(self):
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self._rooms: Dict[int, Room] = {}
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async def add_client(self, room_id, client: 'ChatHandler'):
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if room_id not in self._rooms:
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if not await self._add_room(room_id):
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client.close()
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return
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room = self._rooms[room_id]
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room.clients.append(client)
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logger.info('%d clients in room %s', len(room.clients), room_id)
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if client.application.settings['debug']:
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client.send_test_message()
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def del_client(self, room_id, client: 'ChatHandler'):
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if room_id not in self._rooms:
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return
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room = self._rooms[room_id]
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room.clients.remove(client)
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logger.info('%d clients in room %s', len(room.clients), room_id)
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if not room.clients:
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self._del_room(room_id)
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async def _add_room(self, room_id):
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if room_id in self._rooms:
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return True
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logger.info('Creating room %d', room_id)
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room = Room(room_id)
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self._rooms[room_id] = room
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if await room.init_room():
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room.start()
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return True
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else:
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self._del_room(room_id)
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return False
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def _del_room(self, room_id):
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if room_id not in self._rooms:
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return
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logger.info('Removing room %d', room_id)
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room = self._rooms[room_id]
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for client in room.clients:
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client.close()
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room.stop_and_close()
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del self._rooms[room_id]
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# noinspection PyAbstractClass
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class ChatHandler(tornado.websocket.WebSocketHandler):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.room_id = None
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def open(self):
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logger.info('Websocket connected %s', self.request.remote_ip)
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def on_message(self, message):
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body = json.loads(message)
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cmd = body['cmd']
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if cmd == Command.HEARTBEAT:
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pass
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elif cmd == Command.JOIN_ROOM:
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if self.room_id is not None:
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return
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self.room_id = int(body['data']['roomId'])
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logger.info('Client %s is joining room %d', self.request.remote_ip, self.room_id)
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asyncio.ensure_future(room_manager.add_client(self.room_id, self))
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else:
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logger.warning('Unknown cmd: %s body: %s', cmd, body)
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def on_close(self):
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logger.info('Websocket disconnected %s room: %s', self.request.remote_ip, str(self.room_id))
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if self.room_id is not None:
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room_manager.del_client(self.room_id, self)
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# 跨域测试用
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def check_origin(self, origin):
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if self.application.settings['debug']:
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return True
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return super().check_origin(origin)
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# 测试用
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def send_test_message(self):
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base_data = {
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'avatarUrl': '//i0.hdslb.com/bfs/face/29b6be8aa611e70a3d3ac219cdaf5e72b604f2de.jpg@48w_48h',
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'timestamp': time.time(),
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'authorName': 'xfgryujk',
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}
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text_data = {
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**base_data,
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'authorType': 0,
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'content': '我能吞下玻璃而不伤身体',
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'privilegeType': 0,
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'isGiftDanmaku': False,
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'authorLevel': 20,
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'isNewbie': False,
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'isMobileVerified': True
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}
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member_data = base_data
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gift_data = {
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**base_data,
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'giftName': '摩天大楼',
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'giftNum': 1,
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'totalCoin': 450000
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}
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sc_data = {
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**base_data,
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'price': 30,
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'content': 'The quick brown fox jumps over the lazy dog',
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'id': 1
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}
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self.send_message(Command.ADD_TEXT, text_data)
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text_data['authorName'] = '主播'
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text_data['authorType'] = 3
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text_data['content'] = "I can eat glass, it doesn't hurt me."
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self.send_message(Command.ADD_TEXT, text_data)
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self.send_message(Command.ADD_MEMBER, member_data)
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self.send_message(Command.ADD_SUPER_CHAT, sc_data)
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sc_data['price'] = 100
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sc_data['content'] = '敏捷的棕色狐狸跳过了懒狗'
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sc_data['id'] = 2
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self.send_message(Command.ADD_SUPER_CHAT, sc_data)
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# self.send_message(Command.DEL_SUPER_CHAT, {'ids': [1, 2]})
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self.send_message(Command.ADD_GIFT, gift_data)
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gift_data['giftName'] = '小电视飞船'
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gift_data['totalCoin'] = 1245000
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self.send_message(Command.ADD_GIFT, gift_data)
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def send_message(self, cmd, data):
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body = json.dumps({'cmd': cmd, 'data': data})
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try:
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self.write_message(body)
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except tornado.websocket.WebSocketClosedError:
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pass
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