ryuko-ng/robocop_ng/__main__.py

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import asyncio
import logging.handlers
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import os
import sys
import aiohttp
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import discord
from discord.ext import commands
from discord.ext.commands import CommandError, Context
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if len(sys.argv[1:]) != 1:
sys.stderr.write("usage: <state_dir>")
sys.exit(1)
state_dir = os.path.abspath(sys.argv[1])
sys.path.append(state_dir)
import config
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# TODO: check __name__ for __main__ nerd
script_name = os.path.basename(__file__).split(".")[0]
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log_file_name = f"{script_name}.log"
# Limit of discord (non-nitro) is 8MB (not MiB)
max_file_size = 1000 * 1000 * 8
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backup_count = 3
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file_handler = logging.handlers.RotatingFileHandler(
filename=log_file_name, maxBytes=max_file_size, backupCount=backup_count
)
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stdout_handler = logging.StreamHandler(sys.stdout)
log_format = logging.Formatter(
"[%(asctime)s] {%(filename)s:%(lineno)d} %(levelname)s - %(message)s"
)
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file_handler.setFormatter(log_format)
stdout_handler.setFormatter(log_format)
log = logging.getLogger("discord")
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log.setLevel(logging.INFO)
log.addHandler(file_handler)
log.addHandler(stdout_handler)
def get_prefix(bot, message):
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prefixes = config.prefixes
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return commands.when_mentioned_or(*prefixes)(bot, message)
wanted_jsons = [
"data/restrictions.json",
"data/robocronptab.json",
"data/userlog.json",
"data/invites.json",
"data/macros.json",
"data/persistent_roles.json",
"data/disabled_ids.json",
]
for wanted_json_idx in range(len(wanted_jsons)):
wanted_jsons[wanted_json_idx] = os.path.join(
state_dir, wanted_jsons[wanted_json_idx]
)
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intents = discord.Intents.all()
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intents.typing = False
bot = commands.Bot(
command_prefix=get_prefix, description=config.bot_description, intents=intents
)
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bot.help_command = commands.DefaultHelpCommand(dm_help=True)
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bot.log = log
bot.config = config
bot.script_name = script_name
bot.state_dir = state_dir
bot.wanted_jsons = wanted_jsons
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async def get_channel_safe(self, channel_id: int):
res = self.get_channel(channel_id)
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if res is None:
res = await self.fetch_channel(channel_id)
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return res
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commands.Bot.get_channel_safe = get_channel_safe
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@bot.event
async def on_ready():
aioh = {"User-Agent": f"{script_name}/1.0'"}
bot.aiosession = aiohttp.ClientSession(headers=aioh)
bot.app_info = await bot.application_info()
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bot.botlog_channel = await bot.get_channel_safe(config.botlog_channel)
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log.info(
f"\nLogged in as: {bot.user.name} - "
f"{bot.user.id}\ndpy version: {discord.__version__}\n"
)
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game_name = f"{config.prefixes[0]}help"
# Send "Robocop has started! x has y members!"
guild = bot.botlog_channel.guild
msg = (
f"{bot.user.name} has started! "
f"{guild.name} has {guild.member_count} members!"
)
data_files = [discord.File(fpath) for fpath in wanted_jsons]
await bot.botlog_channel.send(msg, files=data_files)
activity = discord.Activity(name=game_name, type=discord.ActivityType.listening)
await bot.change_presence(activity=activity)
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@bot.event
async def on_command(ctx):
log_text = (
f"{ctx.message.author} ({ctx.message.author.id}): " f'"{ctx.message.content}" '
)
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if ctx.guild: # was too long for tertiary if
log_text += (
f'on "{ctx.channel.name}" ({ctx.channel.id}) '
f'at "{ctx.guild.name}" ({ctx.guild.id})'
)
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else:
log_text += f"on DMs ({ctx.channel.id})"
log.info(log_text)
@bot.event
async def on_error(event: str, *args, **kwargs):
log.exception(f"Error on {event}:")
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@bot.event
async def on_command_error(ctx: Context, error: CommandError):
error_text = str(error)
err_msg = (
f'Error with "{ctx.message.content}" from '
f'"{ctx.message.author} ({ctx.message.author.id}) '
f"of type {type(error)}: {error_text}"
)
log.exception(err_msg)
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if not isinstance(error, commands.CommandNotFound):
err_msg = bot.escape_message(err_msg)
await bot.botlog_channel.send(err_msg)
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if isinstance(error, commands.NoPrivateMessage):
return await ctx.send("This command doesn't work on DMs.")
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elif isinstance(error, commands.MissingPermissions):
roles_needed = "\n- ".join(error.missing_perms)
return await ctx.send(
f"{ctx.author.mention}: You don't have the right"
" permissions to run this command. You need: "
f"```- {roles_needed}```"
)
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elif isinstance(error, commands.BotMissingPermissions):
roles_needed = "\n-".join(error.missing_perms)
return await ctx.send(
f"{ctx.author.mention}: Bot doesn't have "
"the right permissions to run this command. "
"Please add the following roles: "
f"```- {roles_needed}```"
)
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elif isinstance(error, commands.CommandOnCooldown):
return await ctx.send(
f"{ctx.author.mention}: You're being "
"ratelimited. Try in "
f"{error.retry_after:.1f} seconds."
)
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elif isinstance(error, commands.CheckFailure):
return await ctx.send(
f"{ctx.author.mention}: Check failed. "
"You might not have the right permissions "
"to run this command, or you may not be able "
"to run this command in the current channel."
)
elif isinstance(error, commands.CommandInvokeError) and (
"Cannot send messages to this user" in error_text
):
return await ctx.send(
f"{ctx.author.mention}: I can't DM you.\n"
"You might have me blocked or have DMs "
f"blocked globally or for {ctx.guild.name}.\n"
"Please resolve that, then "
"run the command again."
)
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elif isinstance(error, commands.CommandNotFound):
# Nothing to do when command is not found.
return
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help_text = (
f"Usage of this command is: ```{ctx.prefix}{ctx.command.name} "
f"{ctx.command.signature}```\nPlease see `{ctx.prefix}help "
f"{ctx.command.name}` for more info about this command."
)
# Keep a list of commands that involve mentioning users
# and can involve users leaving/getting banned
# noinspection NonAsciiCharacters,PyPep8Naming
ಠ_ಠ = ["warn", "kick", "ban"]
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if isinstance(error, commands.BadArgument):
# and if said commands get used, add a specific notice.
if ctx.command.name in ಠ_ಠ:
help_text = (
"This probably means that user left (or already got kicked/banned).\n"
+ help_text
)
return await ctx.send(
f"{ctx.author.mention}: You gave incorrect arguments. {help_text}"
)
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elif isinstance(error, commands.MissingRequiredArgument):
return await ctx.send(
f"{ctx.author.mention}: You gave incomplete arguments. {help_text}"
)
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@bot.event
async def on_message(message):
if message.author.bot:
return
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if (message.guild) and (message.guild.id not in config.guild_whitelist):
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return
# Ignore messages in newcomers channel, unless it's potentially
# an allowed command
welcome_allowed = ["reset", "kick", "ban", "warn"]
if message.channel.id == config.welcome_channel and not any(
cmd in message.content for cmd in welcome_allowed
):
return
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ctx = await bot.get_context(message)
await bot.invoke(ctx)
if not os.path.exists("data"):
os.makedirs("data")
for wanted_json in wanted_jsons:
if not os.path.exists(wanted_json):
with open(wanted_json, "w") as f:
f.write("{}")
async def main():
async with bot:
for cog in config.initial_cogs:
try:
await bot.load_extension(cog)
except Exception as e:
log.exception(f"Failed to load cog {cog}:", e)
await bot.start(config.token)
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if __name__ == "__main__":
asyncio.run(main())