import discord
from discord.ext import commands
import asyncio
import functools
import itertools
import math
import random
import youtube_dl
import os
from asyncio import sleep
from async_timeout import timeout
# Silence useless bug reports messages
youtube_dl.utils.bug_reports_message = lambda: ''
class VoiceError(Exception):
pass
class YTDLError(Exception):
pass
class YTDLSource(discord.PCMVolumeTransformer):
YTDL_OPTIONS = {
'format': 'bestaudio/best',
'extractaudio': True,
'audioformat': 'mp3',
'outtmpl': '%(extractor)s-%(id)s-%(title)s.%(ext)s',
'restrictfilenames': True,
'noplaylist': True,
'nocheckcertificate': True,
'ignoreerrors': False,
'logtostderr': False,
'quiet': True,
'no_warnings': True,
'default_search': 'auto',
'source_address': '0.0.0.0',
}
FFMPEG_OPTIONS = {
'before_options': '-reconnect 1 -reconnect_streamed 1 -reconnect_delay_max 5',
'options': '-vn',
}
ytdl = youtube_dl.YoutubeDL(YTDL_OPTIONS)
def __init__(self, ctx: commands.Context, source: discord.FFmpegPCMAudio, *, data: dict, volume: float = 0.5):
super().__init__(source, volume)
self.requester = ctx.author
self.channel = ctx.channel
self.data = data
self.uploader = data.get('uploader')
self.uploader_url = data.get('uploader_url')
date = data.get('upload_date')
self.upload_date = date[6:8] + '.' + date[4:6] + '.' + date[0:4]
self.title = data.get('title')
self.thumbnail = data.get('thumbnail')
self.description = data.get('description')
self.duration = self.parse_duration(int(data.get('duration')))
self.tags = data.get('tags')
self.url = data.get('webpage_url')
self.views = data.get('view_count')
self.likes = data.get('like_count')
self.dislikes = data.get('dislike_count')
self.stream_url = data.get('url')
def __str__(self):
return '**{0.title}**'.format(self)
@classmethod
async def create_source(cls, ctx: commands.Context, search: str, *, loop: asyncio.BaseEventLoop = None):
loop = loop or asyncio.get_event_loop()
partial = functools.partial(cls.ytdl.extract_info, search, download=False, process=False)
data = await loop.run_in_executor(None, partial)
if data is None:
raise YTDLError('Ошибка поиска: `{}`'.format(search))
if 'entries' not in data:
process_info = data
else:
process_info = None
for entry in data['entries']:
if entry:
process_info = entry
break
if process_info is None:
raise YTDLError('Ошибка поиска:: `{}`'.format(search))
webpage_url = process_info['webpage_url']
partial = functools.partial(cls.ytdl.extract_info, webpage_url, download=False)
processed_info = await loop.run_in_executor(None, partial)
if processed_info is None:
raise YTDLError('Ошибка:: `{}`'.format(webpage_url))
if 'entries' not in processed_info:
info = processed_info
else:
info = None
while info is None:
try:
info = processed_info['entries'].pop(0)
except IndexError:
raise YTDLError('Ошибка поиска: `{}`'.format(webpage_url))
return cls(ctx, discord.FFmpegPCMAudio(info['url'], **cls.FFMPEG_OPTIONS), data=info)
@staticmethod
def parse_duration(duration: int):
minutes, seconds = divmod(duration, 60)
hours, minutes = divmod(minutes, 60)
days, hours = divmod(hours, 24)
duration = []
if days > 0:
duration.append('{} days'.format(days))
if hours > 0:
duration.append('{} hours'.format(hours))
if minutes > 0:
duration.append('{} minutes'.format(minutes))
if seconds > 0:
duration.append('{} seconds'.format(seconds))
return ', '.join(duration)
class Song:
__slots__ = ('source', 'requester')
def __init__(self, source: YTDLSource):
self.source = source
self.requester = source.requester
def create_embed(self):
embed = (discord.Embed(title='На данный момент я воспроизвожу:',
description='```css\n{0.source.title}\n```'.format(self),
color=discord.Color.blurple())
.set_thumbnail(url=self.source.thumbnail))
return embed
class SongQueue(asyncio.Queue):
def __getitem__(self, item):
if isinstance(item, slice):
return list(itertools.islice(self._queue, item.start, item.stop, item.step))
else:
return self._queue[item]
def __iter__(self):
return self._queue.__iter__()
def __len__(self):
return self.qsize()
def clear(self):
self._queue.clear()
def shuffle(self):
random.shuffle(self._queue)
def remove(self, index: int):
del self._queue[index]
class VoiceState:
def __init__(self, bot: commands.Bot, ctx: commands.Context):
self.bot = bot
self._ctx = ctx
self.current = None
self.voice = None
self.next = asyncio.Event()
self.songs = SongQueue()
self._loop = False
self._volume = 0.5
self.skip_votes = set()
self.audio_player = bot.loop.create_task(self.audio_player_task())
def __del__(self):
self.audio_player.cancel()
@property
def loop(self):
return self._loop
@loop.setter
def loop(self, value: bool):
self._loop = value
@property
def volume(self):
return self._volume
@volume.setter
def volume(self, value: float):
self._volume = value
@property
def is_playing(self):
return self.voice and self.current
async def audio_player_task(self):
while True:
self.next.clear()
if not self.loop:
# Try to get the next song within 3 minutes.
# If no song will be added to the queue in time,
# the player will disconnect due to performance
# reasons.
try:
async with timeout(180): # 3 minutes
self.current = await self.songs.get()
except asyncio.TimeoutError:
self.bot.loop.create_task(self.stop())
return
self.current.source.volume = self._volume
self.voice.play(self.current.source, after=self.play_next_song)
await self.current.source.channel.send(embed=self.current.create_embed())
await self.next.wait()
def play_next_song(self, error=None):
if error:
raise VoiceError(str(error))
self.next.set()
def skip(self):
self.skip_votes.clear()
if self.is_playing:
self.voice.stop()
async def stop(self):
self.songs.clear()
if self.voice:
await self.voice.disconnect()
self.voice = None
class Music(commands.Cog):
def __init__(self, bot: commands.Bot):
self.bot = bot
self.voice_states = {}
def get_voice_state(self, ctx: commands.Context):
state = self.voice_states.get(ctx.guild.id)
if not state:
state = VoiceState(self.bot, ctx)
self.voice_states[ctx.guild.id] = state
return state
def cog_unload(self):
for state in self.voice_states.values():
self.bot.loop.create_task(state.stop())
def cog_check(self, ctx: commands.Context):
if not ctx.guild:
raise commands.NoPrivateMessage('Эта команда не используется в ЛС (Личные сообщения)')
return True
async def cog_before_invoke(self, ctx: commands.Context):
ctx.voice_state = self.get_voice_state(ctx)
Средний
