140 lines
4.2 KiB
Python
140 lines
4.2 KiB
Python
import asyncio
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import discord
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import youtube_dl
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from discord.ext import commands
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# Suppress noise about console usage from errors
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youtube_dl.utils.bug_reports_message = lambda: ""
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ytdl_format_options = {
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"format": "bestaudio/best",
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"outtmpl": "%(extractor)s-%(id)s-%(title)s.%(ext)s",
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"restrictfilenames": True,
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"noplaylist": True,
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"nocheckcertificate": True,
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"ignoreerrors": False,
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"logtostderr": False,
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"quiet": True,
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"no_warnings": True,
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"default_search": "auto",
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"source_address": "0.0.0.0", # bind to ipv4 since ipv6 addresses cause issues sometimes
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}
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ffmpeg_options = {"options": "-vn"}
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ytdl = youtube_dl.YoutubeDL(ytdl_format_options)
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class YTDLSource(discord.PCMVolumeTransformer):
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def __init__(self, source, *, data, volume=0.5):
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super().__init__(source, volume)
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self.data = data
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self.title = data.get("title")
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self.url = data.get("url")
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@classmethod
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async def from_url(cls, url, *, loop=None, stream=False):
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loop = loop or asyncio.get_event_loop()
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data = await loop.run_in_executor(None, lambda: ytdl.extract_info(url, download=not stream))
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if "entries" in data:
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# take first item from a playlist
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data = data["entries"][0]
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filename = data["url"] if stream else ytdl.prepare_filename(data)
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return cls(discord.FFmpegPCMAudio(filename, **ffmpeg_options), data=data)
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class Music(commands.Cog):
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def __init__(self, bot):
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self.bot = bot
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@commands.command()
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async def join(self, ctx, *, channel: discord.VoiceChannel):
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"""Joins a voice channel"""
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if ctx.voice_client is not None:
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return await ctx.voice_client.move_to(channel)
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await channel.connect()
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@commands.command()
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async def play(self, ctx, *, query):
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"""Plays a file from the local filesystem"""
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source = discord.PCMVolumeTransformer(discord.FFmpegPCMAudio(query))
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ctx.voice_client.play(source, after=lambda e: print(f"Player error: {e}") if e else None)
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await ctx.send(f"Now playing: {query}")
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@commands.command()
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async def yt(self, ctx, *, url):
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"""Plays from a url (almost anything youtube_dl supports)"""
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async with ctx.typing():
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player = await YTDLSource.from_url(url, loop=self.bot.loop)
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ctx.voice_client.play(player, after=lambda e: print(f"Player error: {e}") if e else None)
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await ctx.send(f"Now playing: {player.title}")
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@commands.command()
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async def stream(self, ctx, *, url):
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"""Streams from a url (same as yt, but doesn't predownload)"""
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async with ctx.typing():
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player = await YTDLSource.from_url(url, loop=self.bot.loop, stream=True)
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ctx.voice_client.play(player, after=lambda e: print(f"Player error: {e}") if e else None)
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await ctx.send(f"Now playing: {player.title}")
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@commands.command()
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async def volume(self, ctx, volume: int):
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"""Changes the player's volume"""
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if ctx.voice_client is None:
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return await ctx.send("Not connected to a voice channel.")
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ctx.voice_client.source.volume = volume / 100
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await ctx.send(f"Changed volume to {volume}%")
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@commands.command()
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async def stop(self, ctx):
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"""Stops and disconnects the bot from voice"""
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await ctx.voice_client.disconnect()
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@play.before_invoke
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@yt.before_invoke
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@stream.before_invoke
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async def ensure_voice(self, ctx):
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if ctx.voice_client is None:
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if ctx.author.voice:
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await ctx.author.voice.channel.connect()
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else:
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await ctx.send("You are not connected to a voice channel.")
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raise commands.CommandError("Author not connected to a voice channel.")
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elif ctx.voice_client.is_playing():
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ctx.voice_client.stop()
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bot = commands.Bot(
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command_prefix=commands.when_mentioned_or("!"),
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description="Relatively simple music bot example",
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intents=discord.Intents(guilds=True, guild_messages=True, voice_states=True),
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)
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@bot.event
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async def on_ready():
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print(f"Logged in as {bot.user} (ID: {bot.user.id})")
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print("------")
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bot.add_cog(Music(bot))
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bot.run("token")
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