Lynxie/lynxie/commands/music.py
2023-09-07 18:19:39 +01:00

90 lines
2.7 KiB
Python

import asyncio
import youtube_dl
import discord
from discord.ext import commands
youtube_dl.utils.bug_reports_message = lambda: ""
ytdl = youtube_dl.YoutubeDL({
"format": "bestaudio/best",
"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",
})
class YTDLSource(discord.PCMVolumeTransformer):
def __init__(self, source, *, data, volume=0.5):
super().__init__(source, volume)
self.data = data
self.title = data.get("title")
self.url = data.get("url")
@classmethod
async def from_url(cls, url, *, loop=None, stream=False):
loop = loop or asyncio.get_event_loop()
data = await loop.run_in_executor(
None, lambda: ytdl.extract_info(url, download=not stream)
)
if "entries" in data:
# take first item from a playlist
data = data["entries"][0]
filename = data["url"] if stream else ytdl.prepare_filename(data)
return cls(discord.FFmpegPCMAudio(filename, options='-vn'), data=data)
class Music(commands.Cog):
def __init__(self, bot):
self.bot = bot
@commands.command()
async def join(self, ctx, *, channel: discord.VoiceChannel):
"""Joins a voice channel"""
if ctx.voice_client is not None:
return await ctx.voice_client.move_to(channel)
await channel.connect()
@commands.command()
async def play(self, ctx, *, url):
"""Streams from a url (same as yt, but doesn't predownload)"""
async with ctx.typing():
try:
player = await YTDLSource.from_url(url, loop=self.bot.loop, stream=True)
ctx.voice_client.play(
player, after=lambda e: print(f"Player error: {e}") if e else None
)
except Exception:
await ctx.send("Sorry, I can't play that video.")
return
await ctx.send(f"Now playing: {player.title}")
@commands.command()
async def stop(self, ctx):
"""Stops and disconnects the bot from voice"""
await ctx.voice_client.disconnect()
@play.before_invoke
async def ensure_voice(self, ctx):
if ctx.voice_client is None:
if ctx.author.voice:
await ctx.author.voice.channel.connect()
else:
await ctx.send("You are not connected to a voice channel.")
raise commands.CommandError("Author not connected to a voice channel.")
elif ctx.voice_client.is_playing():
ctx.voice_client.stop()