221 lines
7.5 KiB
Python
221 lines
7.5 KiB
Python
"""
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This example aims to show the full capabilities of the library.
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This is in the form of a drop-in cog you can use and modify to your liking.
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This example aims to include everything you would need to make a fully functioning music bot,
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from a queue system, advanced queue control and more.
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"""
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import discord
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import pomice
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import asyncio
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from discord.ext import commands
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from contextlib import suppress
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class Player(pomice.Player):
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"""Custom pomice Player class."""
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.queue = asyncio.Queue()
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self.controller: discord.Message = None
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# Set context here so we can send a now playing embed
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self.context: commands.Context = None
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self.dj: discord.Member = None
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self.pause_votes = set()
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self.resume_votes = set()
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self.skip_votes = set()
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self.shuffle_votes = set()
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self.stop_votes = set()
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async def do_next(self) -> None:
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# Clear the votes for a new song
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self.pause_votes.clear()
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self.resume_votes.clear()
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self.skip_votes.clear()
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self.shuffle_votes.clear()
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self.stop_votes.clear()
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# Check if theres a controller still active and deletes it
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if self.controller:
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with suppress(discord.HTTPException):
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await self.controller.delete()
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# Queue up the next track, else teardown the player
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try:
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track: pomice.Track = self.queue.get_nowait()
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except asyncio.queues.QueueEmpty:
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return await self.teardown()
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await self.play(track)
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# Call the controller (a.k.a: The "Now Playing" embed) and check if one exists
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if track.is_stream:
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embed = discord.Embed(title="Now playing", description=f":red_circle: **LIVE** [{track.title}]({track.uri}) [{track.requester.mention}]")
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self.controller = await self.context.send(embed=embed)
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else:
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embed = discord.Embed(title=f"Now playing", description=f"[{track.title}]({track.uri}) [{track.requester.mention}]")
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self.controller = await self.context.send(embed=embed)
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async def teardown(self):
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"""Clear internal states, remove player controller and disconnect."""
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with suppress((discord.HTTPException), (KeyError)):
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await self.destroy()
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if self.controller:
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await self.controller.delete()
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async def set_context(self, ctx: commands.Context):
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"""Set context for the player"""
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self.context = ctx
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self.dj = ctx.author
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class Music(commands.Cog):
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def __init__(self, bot: commands.Bot) -> None:
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self.bot = bot
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# In order to initialize a node, or really do anything in this library,
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# you need to make a node pool
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self.pomice = pomice.NodePool()
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async def start_nodes(self):
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# You can pass in Spotify credentials to enable Spotify querying.
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# If you do not pass in valid Spotify credentials, Spotify querying will not work
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await self.pomice.create_node(
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bot=self.bot,
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host="127.0.0.1",
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port="3030",
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password="youshallnotpass",
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identifier="MAIN"
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)
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print(f"Node is ready!")
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# The following are events from pomice.events
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# We are using these so that if the track either stops or errors,
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# we can just skip to the next track
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# Of course, you can modify this to do whatever you like
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@commands.Cog.listener()
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async def on_pomice_track_end(self, player: Player, track, _):
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await player.do_next()
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@commands.Cog.listener()
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async def on_pomice_track_stuck(self, player: Player, track, _):
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await player.do_next()
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@commands.Cog.listener()
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async def on_pomice_track_exception(self, player: Player, track, _):
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await player.do_next()
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@commands.command(aliases=["connect"])
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async def join(self, ctx: commands.Context, *, channel: discord.VoiceChannel = None) -> None:
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if not channel:
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channel = getattr(ctx.author.voice, "channel", None)
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if not channel:
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return await ctx.send("You must be in a voice channel in order to use this command!")
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# With the release of discord.py 1.7, you can now add a compatible
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# VoiceProtocol class as an argument in VoiceChannel.connect().
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# This library takes advantage of that and is how you initialize a player.
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await ctx.author.voice.channel.connect(cls=Player)
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player: Player = ctx.voice_client
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# Set the player context so we can use it so send messages
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player.set_context(ctx=ctx)
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await ctx.send(f"Joined the voice channel `{channel.name}`")
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@commands.command(aliases=["dc", "disconnect"])
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async def leave(self, ctx: commands.Context):
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if not ctx.voice_client:
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return await ctx.send("You must be in a voice channel in order to use this command!")
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player: pomice.Player = ctx.voice_client
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await player.destroy()
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await ctx.send("Player has left the channel.")
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@commands.command(aliases=["p"])
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async def play(self, ctx: commands.Context, *, search: str) -> None:
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# Checks if the player is in the channel before we play anything
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if not ctx.voice_client:
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await ctx.invoke(self.join)
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player: Player = ctx.voice_client
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# If you search a keyword, Pomice will automagically search the result using YouTube
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# You can pass in "search_type=" as an argument to change the search type
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# i.e: player.get_tracks("query", search_type=SearchType.ytmsearch)
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# will search up any keyword results on YouTube Music
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# We will also set the context here to get special features, like a track.requester object
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results = await player.get_tracks(search, ctx=ctx)
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if not results:
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raise commands.CommandError("No results were found for that search term.")
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if isinstance(results, pomice.Playlist):
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for track in results.tracks:
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await player.queue.put(track)
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else:
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track = results[0]
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await player.queue.put(track)
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if not player.is_playing:
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await player.play
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@commands.command()
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async def pause(self, ctx: commands.Context):
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if not ctx.voice_client:
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raise commands.CommandError("No player detected")
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player: pomice.Player = ctx.voice_client
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if player.is_paused:
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return await ctx.send("Player is already paused!")
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await player.set_pause(pause=True)
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await ctx.send("Player has been paused")
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@commands.command()
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async def resume(self, ctx: commands.Context):
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if not ctx.voice_client:
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raise commands.CommandError("No player detected")
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player: pomice.Player = ctx.voice_client
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if not player.is_paused:
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return await ctx.send("Player is already playing!")
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await player.set_pause(pause=False)
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await ctx.send("Player has been resumed")
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@commands.command()
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async def stop(self, ctx: commands.Context):
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if not ctx.voice_client:
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raise commands.CommandError("No player detected")
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player: pomice.Player = ctx.voice_client
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if not player.is_playing:
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return await ctx.send("Player is already stopped!")
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await player.stop()
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await ctx.send("Player has been stopped")
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def setup(bot: commands.Bot):
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bot.add_cog(Music(bot))
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