221 lines
10 KiB
Python
Executable File
221 lines
10 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import logging
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import sys
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from pathlib import Path
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import discord
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import discord.utils
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from discord.ext import commands
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from ChannelsConfigFile import ChannelsConfigFile
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from utils import discord_utils
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logger = logging.getLogger("VocalMaisBot")
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class VocalMaisBot(commands.Cog):
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def __init__(self, channels_config: ChannelsConfigFile):
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super().__init__()
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self.bot = commands.Bot(
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commands.when_mentioned,
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intents = discord.Intents(voice_states = True, guild_messages = True, guilds = True),
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help_command = commands.MinimalHelpCommand(),
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)
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self.bot.add_cog(self)
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self.channels_config = channels_config
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self.owner = None # Fetched by on_ready
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def run(self, token):
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self.bot.run(token)
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@commands.Cog.listener()
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async def on_ready(self):
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logger.info("Connected and ready!")
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logger.debug(f"Logged as {self.bot.user}")
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self.owner = (await self.bot.application_info()).owner
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oauth_url = discord.utils.oauth_url(
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self.bot.user.id,
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discord.Permissions(manage_channels = True, read_messages = True, send_messages = True, move_members = True)
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)
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logger.info(f"You can invite the bot to your server using the following link: {oauth_url}")
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async def check_is_administrator_or_owner(self, ctx: commands.Context):
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"""
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Verify if the user has administrator rights or if it is the bot's owner
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:raise discord_utils.CheckFailDoNotNotify: If the user has no the correct rights. Also notifies the user about it.
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"""
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if ctx.author.guild_permissions.administrator or ctx.author == self.owner:
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return True
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else:
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await ctx.send(f":dragon_face: Only an administrator can control me!")
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raise discord_utils.CheckFailDoNotNotify
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def get_command_usage_message(self, command: commands.Command) -> str:
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return f"Usage: `@{self.bot.user.display_name} {command.name} {command.signature}`"
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@commands.Cog.listener()
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async def on_command_error(self, ctx: commands.Context, error: commands.CommandError):
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if isinstance(error, commands.CommandNotFound):
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return await ctx.send(f":x: The requested command does not exist")
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elif isinstance(error, commands.MissingRequiredArgument):
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return await ctx.send(f":x: Missing required argument {error.param}. {self.get_command_usage_message(ctx.command)}")
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elif isinstance(error, commands.TooManyArguments):
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return await ctx.send(f":x: too many arguments for command {ctx.command}. {self.get_command_usage_message(ctx.command)}")
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elif isinstance(error, commands.BadArgument):
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if hasattr(error, "argument"):
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return await ctx.send(f":x: I could not correctly understand argument {error.argument}. {self.get_command_usage_message(ctx.command)}")
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else:
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return await ctx.send(f":x: I could not correctly understand one of the arguments. {self.get_command_usage_message(ctx.command)}")
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elif isinstance(error, commands.ArgumentParsingError):
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return await ctx.send(f":x: Error when parsing the command: {error}")
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elif isinstance(error, commands.CheckFailure):
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if isinstance(error, discord_utils.CheckFailDoNotNotify): # A check failed, but the check function asked that we do not notify the user
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return
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else:
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return await ctx.send(f":x: this command can not be run: {error}")
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else:
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logger.error(f"Error when running command '{ctx.message.content}' by {ctx.author.name}#{ctx.author.discriminator} in {ctx.guild.name}", exc_info = error)
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if isinstance(error, commands.CommandInvokeError):
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await ctx.send(f":x: There was an error during the command execution :dizzy_face:")
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else:
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await ctx.send(f":x: There was an error with the command :dizzy_face:")
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def cog_check(self, ctx: commands.Context):
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# We silently ignore messages from bots, since we do not want bots to command us
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if ctx.author.bot or ctx.message.is_system():
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logger.info(f"[{ctx.guild.name}({ctx.guild.id})] Ignored command message from bot or system {ctx.author.name}{ctx.author.discriminator}({ctx.author.id}): {ctx.message.content}")
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raise discord_utils.CheckFailDoNotNotify
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return True
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@commands.command(help = "See if I am alive")
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async def ping(self, ctx: commands.Context):
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await ctx.send(":ping_pong:")
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@commands.command("register", help = "Make me watch a voice channel")
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async def register_channel(self, ctx: commands.Context, channel_id: int):
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await self.check_is_administrator_or_owner(ctx)
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# Retrieving the channel
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channel = self.bot.get_channel(channel_id)
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if channel is None or channel.guild != ctx.guild:
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return await ctx.send(f"I could not find a channel with id {channel_id} :cry:")
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# Adding the channel to the list of watched channels (if needed)
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has_been_added = self.channels_config.add_channel_to_watched(ctx.guild, channel)
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if has_been_added:
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await ctx.send(f":white_check_mark: I am now watching {channel.name}")
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else:
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await ctx.send(":thumbsup: I was already watching this channel")
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@commands.command("forget", help = "Make me stop watching a voice channel")
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async def forget_channel(self, ctx: commands.Context, channel_id: int):
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await self.check_is_administrator_or_owner(ctx)
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channel = self.bot.get_channel(channel_id)
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if channel is None: # The channel does not exist (maybe it has been deleted)
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channel = discord.Object(channel_id)
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channel_name = str(channel_id)
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else:
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channel_name = f"{channel.name} ({channel_id})"
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has_been_removed = self.channels_config.remove_channel_from_watched(ctx.guild, channel)
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if has_been_removed:
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await ctx.send(f":white_check_mark: I am no longer watching {channel_name}")
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else:
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await ctx.send(f":thumbsup: I already was not watching {channel_name}")
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@commands.command("list", help = "List watched channels")
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async def list_watched_channels(self, ctx: commands.Context):
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watched_channels_ids = self.channels_config.get_watched_channels_ids(ctx.guild)
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if len(watched_channels_ids) > 0:
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answer_lines = []
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for channel_id in watched_channels_ids:
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channel = self.bot.get_channel(channel_id)
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if channel is not None: # Does the channel still exist?
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answer_lines.append(f":eyes: {channel.name} ({channel_id})")
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else:
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answer_lines.append(f":ninja: <deleted channel> ({channel_id})")
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await ctx.send(embed = discord.Embed(title = "I am watching the following channels", description = "\n".join(answer_lines)))
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else:
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await ctx.send(f":see_no_evil: I am not watching any voice channel! Do not hesitate to add some by running `@{self.bot.user.display_name} {self.register_channel.name} {self.register_channel.signature}`")
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@commands.command("clear", help = "Make me stop watching all channels")
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async def clear_watched_channels(self, ctx: commands.Context):
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await self.check_is_administrator_or_owner(ctx)
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self.channels_config.clear_watched_channels(ctx.guild)
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await ctx.send(":white_check_mark: I am no longer watching any channel")
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@commands.Cog.listener()
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async def on_voice_state_update(self, member: discord.Member, before: discord.VoiceState, after: discord.VoiceState):
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if before.channel is not None: # They left a channel
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await self.handle_user_left_voice(before.channel)
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if after.channel is not None: # They joined a channel. Note that there is an if and not an elif, because they could leave a channel to join another
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await self.handle_user_connected_to_voice(member, after.channel)
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async def handle_user_connected_to_voice(self, user: discord.Member, channel: discord.VoiceChannel):
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if user.bot:
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return # We ignore bots connecting to channels, we do not want them asking us to create voice channels
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if not self.channels_config.is_watched(channel.guild, channel):
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return # It's not one of our special watched join-to-create channels
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# The user is not a bot and connected to one of our special watched channels
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# We create a channel for them and move them into it
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category = channel.category
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user_name = user.display_name
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user_channel = await category.create_voice_channel(f"{user_name}'s channel", overwrites = {user: discord.PermissionOverwrite(manage_channels = True)})
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await user.move_to(user_channel)
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logger.info(f"[{channel.guild.name}({channel.guild.id})] Created channel {user_channel.name}({user_channel.id}) for {user.display_name}({user.id})")
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# Saving the channel in the configuration
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self.channels_config.add_channel_to_created(user_channel.guild, user_channel)
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async def handle_user_left_voice(self, channel: discord.VoiceChannel):
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# We do not verify if the user is a bot, because a bot could be the last one to leave a channel (e.g. music bot)
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if not self.channels_config.is_created(channel.guild, channel):
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return # It is not a channel that we manage, nothing to do
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logger.debug(f"[{channel.guild.name}({channel.guild.id})] User left temporary channel {channel.name} ({channel.id})")
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# It is a channel that we manage
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if len(channel.members) > 0:
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return # There are still people inside it, nothing to do
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try:
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await channel.delete()
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except discord.NotFound:
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pass # The channel already does not exist, that's not a problem, that's what we want
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logger.info(f"[{channel.guild.name}({channel.guild.id})] Deleted channel {channel.name}({channel.id}) because it was empty")
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# updating the configuration
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self.channels_config.remove_channel_from_created(channel.guild, channel)
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if __name__ == '__main__':
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argparser = argparse.ArgumentParser(description = "Discord bot to automatically create temporary voice channels for users when they connect to a special channel", formatter_class = argparse.ArgumentDefaultsHelpFormatter)
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argparser.add_argument("-t", "--token-file", default = ".token", help = "File where the discord bot token is stored")
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argparser.add_argument("-w", "--watched-channels-file", default = "channels.json", help = "Used to store the list of channels that the bot watches")
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argparser.add_argument("-v", "--verbose", action = "store_true", help = "Print debug messages")
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ARGS = argparser.parse_args()
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logging.basicConfig(
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level = logging.DEBUG if ARGS.verbose else logging.INFO,
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format = "%(asctime)s %(name)s [%(levelname)s] %(message)s"
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)
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logger.info(f"Using discord.py version {discord.__version__}")
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token_file_path = Path(ARGS.token_file).absolute()
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if not token_file_path.is_file():
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logger.error(f"Token file {token_file_path} does not exist")
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sys.exit(1)
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with token_file_path.open("r") as token_file:
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token = token_file.readline().strip()
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channels_config_file = ChannelsConfigFile(ARGS.watched_channels_file)
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bot = VocalMaisBot(channels_config_file)
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bot.run(token)
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