aboutsummaryrefslogtreecommitdiff
path: root/cogs/player.py
diff options
context:
space:
mode:
Diffstat (limited to 'cogs/player.py')
-rw-r--r--cogs/player.py149
1 files changed, 149 insertions, 0 deletions
diff --git a/cogs/player.py b/cogs/player.py
new file mode 100644
index 0000000..c977838
--- /dev/null
+++ b/cogs/player.py
@@ -0,0 +1,149 @@
+import asyncio
+import discord
+import youtube_dl
+from discord.ext import commands
+from discord.ext import tasks
+from pathlib import Path
+
+# Straight up copied from
+# https://github.com/Rapptz/discord.py/blob/master/examples/basic_voice.py
+
+# Suppress noise about console usage from errors
+youtube_dl.utils.bug_reports_message = lambda: ''
+
+
+ytdl_format_options = {
+ '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',
+ 'source_address': '0.0.0.0' # bind to ipv4 since ipv6 addresses cause issues sometimes
+}
+
+ffmpeg_options = {
+ 'options': '-vn'
+}
+
+ytdl = youtube_dl.YoutubeDL(ytdl_format_options)
+
+
+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, **ffmpeg_options), data=data)
+
+
+class Player(commands.Cog):
+ def __init__(self, bot):
+ self.bot = bot
+ self.cleanup.start()
+
+ async def is_in_vc(ctx):
+ try:
+ return ctx.author.voice.channel
+ except AttributeError:
+ return False
+
+ @commands.check(is_in_vc)
+ @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.check(is_in_vc)
+ @commands.command()
+ async def play(self, ctx, *, query):
+ """Plays a file from the local filesystem"""
+
+ source = discord.PCMVolumeTransformer(discord.FFmpegPCMAudio(query))
+ ctx.voice_client.play(source, after=lambda e: print('Player error: %s' % e) if e else None)
+
+ await ctx.send('Now playing: {}'.format(query))
+
+ @commands.check(is_in_vc)
+ @commands.command()
+ async def yt(self, ctx, *, url):
+ """Plays from a url (almost anything youtube_dl supports)"""
+
+ async with ctx.typing():
+ player = await YTDLSource.from_url(url, loop=self.bot.loop)
+ ctx.voice_client.play(player, after=lambda e: print('Player error: %s' % e) if e else None)
+
+ await ctx.send('Now playing: {}'.format(player.title))
+
+ @commands.check(is_in_vc)
+ @commands.command()
+ async def stream(self, ctx, *, url):
+ """Streams from a url (same as yt, but doesn't predownload)"""
+
+ async with ctx.typing():
+ player = await YTDLSource.from_url(url, loop=self.bot.loop, stream=True)
+ ctx.voice_client.play(player, after=lambda e: print('Player error: %s' % e) if e else None)
+
+ await ctx.send('Now playing: {}'.format(player.title))
+
+ @commands.check(is_in_vc)
+ @commands.command()
+ async def volume(self, ctx, volume: int):
+ """Changes the player's volume"""
+
+ if ctx.voice_client is None:
+ return await ctx.send("Not connected to a voice channel.")
+
+ ctx.voice_client.source.volume = volume / 100
+ await ctx.send("Changed volume to {}%".format(volume))
+
+ @commands.check(is_in_vc)
+ @commands.command()
+ async def stop(self, ctx):
+ """Stops and disconnects the bot from voice"""
+
+ await ctx.voice_client.disconnect()
+
+ @play.before_invoke
+ @yt.before_invoke
+ @stream.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()
+
+ @tasks.loop(hours=10.0)
+ async def cleanup(self):
+ for p in Path(".").glob("youtube*"):
+ p.unlink()
+
+
+def setup(bot):
+ bot.add_cog(Player(bot)) \ No newline at end of file