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DanmuRecorder.py
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DanmuRecorder.py
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import asyncio
import datetime
import json
import logging
import os
import zlib
import time
import jsonlines
from aiowebsocket.converses import AioWebSocket
import traceback
import utils
from BiliLive import BiliLive
class BiliDanmuRecorder(BiliLive):
def __init__(self, config: dict, global_start: datetime.datetime):
BiliLive.__init__(self, config)
self.room_server_api = 'wss://broadcastlv.chat.bilibili.com/sub'
self.danmu_dir = utils.init_danmu_log_dir(self.room_id,global_start,config.get('root',{}).get('data_path',"./"))
async def __send_heart_beat(self, websocket):
hb = '00000010001000010000000200000001'
while self.live_status:
await asyncio.sleep(30)
await websocket.send(bytes.fromhex(hb))
logging.debug(self.generate_log("弹幕接收器已发送心跳包"))
async def __receDM(self, websocket):
while self.live_status:
recv_text = await websocket.receive()
self.__printDM(recv_text)
async def __startup(self):
data_raw = '000000{headerLen}0010000100000007000000017b22726f6f6d6964223a{roomid}7d'
data_raw = data_raw.format(headerLen=hex(
27+len(self.room_id))[2:], roomid=''.join(map(lambda x: hex(ord(x))[2:], list(self.room_id))))
async with AioWebSocket(self.room_server_api) as aws:
converse = aws.manipulator
await converse.send(bytes.fromhex(data_raw))
tasks = [self.__receDM(converse), self.__send_heart_beat(converse)]
await asyncio.wait(tasks)
def run(self):
logging.basicConfig(level=utils.get_log_level(self.config),
format='%(asctime)s %(thread)d %(threadName)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s',
datefmt='%a, %d %b %Y %H:%M:%S',
handlers=[logging.FileHandler(os.path.join(self.config.get('root',{}).get('logger',{}).get('log_path',"./log"), "DanmuRecoder_"+datetime.datetime.now(
).strftime('%Y-%m-%d_%H-%M-%S')+'.log'), "a", encoding="utf-8")])
try:
new_loop = asyncio.new_event_loop()
asyncio.set_event_loop(new_loop)
loop = asyncio.get_event_loop()
loop.run_until_complete(self.__startup())
except KeyboardInterrupt:
logging.info(self.generate_log("键盘指令退出"))
def __printDM(self, data):
# 获取数据包的长度，版本和操作类型
packetLen = int(data[:4].hex(), 16)
ver = int(data[6:8].hex(), 16)
op = int(data[8:12].hex(), 16)
# 有的时候可能会两个数据包连在一起发过来，所以利用前面的数据包长度判断，
if len(data) > packetLen:
self.__printDM(data[packetLen:])
data = data[:packetLen]
# 有时会发送过来 zlib 压缩的数据包，这个时候要去解压。
if ver == 2:
data = zlib.decompress(data[16:])
self.__printDM(data)
return
# ver 为1的时候为进入房间后或心跳包服务器的回应。op 为3的时候为房间的人气值。
if ver == 1:
if op == 3:
logging.debug(self.generate_log(
'[RENQI] {}\n'.format(int(data[16:].hex(), 16))))
return
# ver 不为2也不为1目前就只能是0了，也就是普通的 json 数据。
# op 为5意味着这是通知消息，cmd 基本就那几个了。
if op == 5:
try:
jd = json.loads(data[16:].decode('utf-8', errors='ignore'))
logging.debug(self.generate_log(jd['cmd']+'\t'+str(jd)+'\n'))
if jd['cmd'] == 'DANMU_MSG':
info=dict(enumerate(jd.get("info",[])))
prop=dict(enumerate(info.get(0,[])))
user_info=dict(enumerate(info.get(2,[])))
medal_info=dict(enumerate(info.get(3,[])))
ul_info=dict(enumerate(info.get(4,[])))
danmu_writer = jsonlines.open(os.path.join(self.danmu_dir,"danmu.jsonl"),mode="a")
danmu_writer.write({
"raw":info,
"properties":{
"type":prop.get(1,1),
"size":prop.get(2,25),
"color":prop.get(3,0xFFFFFF),
"time":prop.get(4,int(round(time.time()*1000)))
},
"text":info.get(1,""),
"user_info":{
"user_id":user_info.get(0,0),
"user_name":user_info.get(1,""),
"user_isAdmin":user_info.get(2,0) == 1,
"user_isVip":user_info.get(3,0) == 1,
},
"medal_info":{
"medal_level":medal_info.get(0,0),
"medal_name":medal_info.get(1,""),
"medal_liver_name":medal_info.get(2,""),
"medal_liver_roomid":medal_info.get(3,0),
"medal_liver_uid":medal_info.get(12,0),
"medal_is_lighted":medal_info.get(11,0) == 1,
"medal_guard_level":medal_info.get(10,0)
},
"ul_info":{
"ul_level":ul_info.get(0,0),
},
"title_info":info.get(5,[]),
"guard_level":info.get(7,0)
})
elif jd['cmd'] == 'SEND_GIFT':
data = jd.get("data",{})
medal_info = data.get("medal_info",{})
gift_writer = jsonlines.open(os.path.join(self.danmu_dir,"gift.jsonl"),mode="a")
gift_writer.write({
"raw":data,
"user_id":data.get("uid",0),
"user_name":data.get("uname",""),
"time":data.get("timestamp",int(round(time.time()))),
"gift_name":data.get("giftName",""),
"gift_id":data.get("giftId",0),
"gift_type":data.get("giftType",0),
"price":data.get("price",0),
"num":data.get("num",0),
"total_coin":data.get("total_coin",0),
"coin_type":data.get("coin_type","silver"),
"medal_info":{
"medal_level":medal_info.get("medal_level",0),
"medal_name":medal_info.get("medal_name",""),
"medal_liver_uid":medal_info.get("target_id",0),
"medal_is_lighted":medal_info.get("is_lighted",0) == 1,
"medal_guard_level":medal_info.get("guard_level",0)
},
})
elif jd['cmd'] == 'GUARD_BUY':
data = jd.get("data",{})
guard_writer = jsonlines.open(os.path.join(self.danmu_dir,"guard.jsonl"),mode="a")
guard_writer.write({
"raw":data,
"user_id":data.get("uid",0),
"user_name":data.get("username",""),
"time":data.get("start_time",int(round(time.time()))),
"guard_level":data.get("guard_level",0),
"gift_id":data.get("gift_id",0),
"gift_name":data.get("gift_name",0),
"price":data.get("price",0),
"num":data.get("num",0)
})
elif jd['cmd'] == 'LIVE':
logging.info(self.generate_log(
'[Notice] LIVE Start!\n'))
elif jd['cmd'] == 'PREPARING':
logging.info(self.generate_log(
'[Notice] LIVE Ended!\n'))
with open(os.path.join(self.danmu_dir,"live_end_time"),"w",encoding="utf-8") as f:
f.write(str(int(round(time.time()))))
elif jd['cmd'] == 'INTERACT_WORD':
data = jd.get("data",{})
medal_info = data.get("fans_medal",{})
interact_writer = jsonlines.open(os.path.join(self.danmu_dir,"interaction.jsonl"),mode="a")
interact_writer.write({
"raw":data,
"user_id":data.get("uid",0),
"user_name":data.get("uname",""),
"msg_type":data.get("msg_type",1),
"room_id":data.get("room_id",0),
"time":data.get("timestamp",int(round(time.time()))),
"medal_info":{
"medal_level":medal_info.get("medal_level",0),
"medal_name":medal_info.get("medal_name",""),
"medal_liver_uid":medal_info.get("target_id",0),
"medal_is_lighted":medal_info.get("is_lighted",0) == 1,
"medal_guard_level":medal_info.get("guard_level",0)
},
})
elif jd['cmd'] == 'SUPER_CHAT_MESSAGE':
data = jd.get("data",{})
medal_info = data.get("medal_info",{})
superchat_writer = jsonlines.open(os.path.join(self.danmu_dir,"superchat.jsonl"),mode="a")
superchat_writer.write({
"raw":data,
"text":data.get("message",""),
"user_id":data.get("uid",0),
"user_name":data.get("user_info",{}).get("uname",""),
"time":data.get("timestamp",int(round(time.time()))),
"price":data.get("price",0),
"SCkeep_time":data.get("time",0),
"medal_info":{
"medal_level":medal_info.get("medal_level",0),
"medal_name":medal_info.get("medal_name",""),
"medal_liver_name":medal_info.get("anchor_uname",""),
"medal_liver_uid":medal_info.get("target_id",0),
"medal_is_lighted":medal_info.get("is_lighted",0) == 1,
"medal_guard_level":medal_info.get("guard_level",0)
},
})
except Exception as e:
logging.error(self.generate_log(
'Error while parsing danmu data:'+str(e)+traceback.format_exc()))