127 lines
4.3 KiB
Python
127 lines
4.3 KiB
Python
import os
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import sys
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import re
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import struct
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import asyncio
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from subprocess import Popen
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import discord
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from discord.ext import commands
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import urllib.request as urllib2
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login_token = os.environ['token']
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voice_channel_id = os.environ['channel_voice']
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text_channel_id = os.environ['channel_text']
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source = os.environ['url']
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# Configure the bot
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description = '''Radiobot'''
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bot = commands.Bot(command_prefix='!', description=description)
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# Initialize some global variables
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voice_client = None
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text_channel = None
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isConnected = False
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encoding = 'latin1'
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bot_version = '0.2'
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print('radiobot ' + bot_version + ' starting')
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@bot.event
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async def on_ready():
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print('[INFO] Logged in as ' + bot.user.name + ' #' + str(bot.user.id))
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# get channels
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voice_channel = await bot.fetch_channel(voice_channel_id)
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debug_channel = await bot.fetch_channel(text_channel_id)
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if not voice_channel:
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print("[WARN] No voice channel " + voice_channel_id + " found!")
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if not debug_channel:
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print("[WARN] No text channel " + text_channel_id + " found!")
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await debug_channel.send('] ready.')
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@bot.event
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async def on_message(message):
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# don't respond to ourselves
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if message.author == bot.user:
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return
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if not str(message.channel.id) == text_channel_id:
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return
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print('<' + message.author.nick + '> ' + message.content)
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if message.content == '!help':
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await message.channel.send('] radiobot commands: help, version, song')
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if message.content == '!version':
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await message.channel.send('] radiobot ' + bot_version + ' - python ' + os.environ['PYTHON_VERSION'] + ' - github.com/deflax/radiobot :purple_heart:')
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if message.content == '!song':
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request = urllib2.Request(source, headers={'Icy-MetaData': 1}) # request metadata
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response = urllib2.urlopen(request)
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metaint = int(response.headers['icy-metaint'])
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for _ in range(10): # # title may be empty initially, try several times
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response.read(metaint) # skip to metadata
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metadata_length = struct.unpack('B', response.read(1))[0] * 16 # length byte
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metadata = response.read(metadata_length).rstrip(b'\0')
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m = re.search(br"StreamTitle='([^']*)';", metadata)
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if m:
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title = m.group(1)
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if title:
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break
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else:
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print('no title found')
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return
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meta = title.decode(encoding, errors='replace')
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metasplit = meta.split('*', 1)[0]
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await message.channel.send('] ' + metasplit)
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@bot.event
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async def on_voice_state_update(member, before, after):
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"""
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Starts events when a user changes their voice state.
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Such as connecting, disconnecting and moving between channels.
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:type member: discord.Member
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:type before: discord.VoiceState
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:type after: discord.VoiceState
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:param member: The member that changed their voice state.
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:param before: The member as they were before the change.
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:param after: The member as they are after the change.
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:return:
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"""
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global isConnected
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FFMPEG_OPTS = {'before_options': '-reconnect 1 -reconnect_streamed 1 -reconnect_delay_max 5', 'options': '-vn'}
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if member.bot:
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#print("[INFO] self event detection")
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return
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voice_channel = await bot.fetch_channel(voice_channel_id)
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debug_channel = await bot.fetch_channel(text_channel_id)
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member_ids = len(voice_channel.voice_states.keys())
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#await debug_channel.send('] voice #' + voice_channel_id + ' member count: ' + str(member_ids))
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if member_ids > 0 and isConnected == False:
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isConnected = True
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await debug_channel.send('] connecting to #' + voice_channel_id)
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voice_client = await voice_channel.connect()
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player = voice_client.play(discord.FFmpegPCMAudio(source, **FFMPEG_OPTS))
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return
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if member_ids == 1 and isConnected == True:
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isConnected = False
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await debug_channel.send('] disconnecting from #' + voice_channel_id)
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for voice_client in bot.voice_clients:
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await voice_client.disconnect()
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return
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# Start the bot with multiprocess compatiblity
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if __name__ == "__main__":
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try:
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bot.loop.run_until_complete(bot.start(login_token))
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finally:
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bot.loop.close()
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