mirror of
https://github.com/BluemediaGER/discord-cleanup-bot.git
synced 2024-09-19 02:05:28 +02:00
127 lines
5.5 KiB
Python
127 lines
5.5 KiB
Python
import os, logging
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from datetime import datetime, timedelta
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from typing import Optional
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from sqlalchemy import create_engine
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from sqlalchemy.orm import Session
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from models import Guild, Channel, Base
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import discord
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from discord import app_commands
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from discord.app_commands import Choice
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from discord.ext import tasks
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logger = logging.getLogger()
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logger.setLevel(logging.INFO)
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handler = logging.StreamHandler()
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dt_fmt = '%Y-%m-%d %H:%M:%S'
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formatter = logging.Formatter('[{asctime}] [{levelname:<8}] {name}: {message}', dt_fmt, style='{')
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handler.setFormatter(formatter)
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logger.addHandler(handler)
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sqla_engine = create_engine(f'sqlite:///{os.getenv("DB_PATH", "bot.db")}')
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Base.metadata.create_all(sqla_engine)
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# Yield successive n-sized
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# chunks from l.
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def divide_chunks(l, n):
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# looping till length l
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for i in range(0, len(l), n):
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yield l[i:i + n]
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class BotClient(discord.Client):
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def __init__(self, *, intents: discord.Intents):
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super().__init__(intents=intents)
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self.tree = app_commands.CommandTree(self)
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async def setup_hook(self):
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await self.tree.sync()
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self.background_task.start()
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@tasks.loop(minutes=15)
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async def background_task(self):
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with Session(sqla_engine) as session:
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persisted_channels = session.query(Channel).order_by(Channel.last_pruned.desc()).limit(5).all()
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for persisted_channel in persisted_channels:
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channel = self.get_channel(persisted_channel.channel_id)
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logger.info(f"Cleaning channel {persisted_channel.channel_id} in guild {persisted_channel.guild_id} ({channel.guild.name})")
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now = datetime.now()
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before = now - timedelta(hours=persisted_channel.retention_hours)
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after = now - timedelta(days=14)
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messages = [message async for message in channel.history(before=before, after=after)]
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message_chunks = divide_chunks(messages, 100)
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for chunk in message_chunks:
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await channel.delete_messages(chunk, reason='Configured retention period expired.')
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persisted_channel.last_pruned=now
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session.commit()
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@background_task.before_loop
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async def before_my_task(self):
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await self.wait_until_ready()
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intents = discord.Intents.default()
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client = BotClient(intents=intents)
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@client.event
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async def on_guild_join(guild):
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with Session(sqla_engine) as session:
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new_guild = Guild(guild_id=guild.id)
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session.add(new_guild)
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session.commit()
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@client.event
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async def on_guild_remove(guild):
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with Session(sqla_engine) as session:
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removed_guild = session.get(Guild, guild.id)
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if removed_guild == None:
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return
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session.delete(removed_guild)
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session.commit()
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@client.tree.command()
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@app_commands.guild_only()
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@app_commands.describe(
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action='Action to perform',
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retention_period='Use thogether with the "set" action to define a retention period in days',
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)
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@app_commands.choices(action=[
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Choice(name='get', value=1),
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Choice(name='set', value=2),
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Choice(name='disable', value=3),
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])
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async def retention(interaction: discord.Interaction, action: Choice[int], retention_period: Optional[int] = None):
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"""Manage retention settings for a channel."""
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match action.value:
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case 1:
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with Session(sqla_engine) as session:
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persisted_channel = session.get(Channel, interaction.channel_id)
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if persisted_channel == None:
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await interaction.response.send_message(content='ℹ️ There is currently no retention period set for this channel.', delete_after=20)
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return
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await interaction.response.send_message(content=f'ℹ️ Messages in this channel will currently be deleted after `{persisted_channel.retention_hours / 24}` days.', delete_after=20)
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case 2:
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if retention_period == None:
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await interaction.response.send_message(content='❌ Error: You need to specify a `retention_period` when using the `set` action', delete_after=20)
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return
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if retention_period > 13:
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await interaction.response.send_message(content='❌ Error: Due to technical limitations, 13 days is the maximum after which I can still delete messages. Please use `13` or less as the retention period.', delete_after=20)
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return
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with Session(sqla_engine) as session:
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channel = session.get(Channel, interaction.channel_id)
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if channel == None:
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channel = Channel(channel_id=interaction.channel_id, guild_id=interaction.guild_id, retention_hours=(retention_period * 24), last_pruned=datetime.min)
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session.add(channel)
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else:
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channel.retention_hours = retention_period * 24
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session.commit()
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await interaction.response.send_message(content=f'✅ Messages in this channel will be automatically deleted after `{retention_period}` days.', delete_after=20)
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case 3:
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with Session(sqla_engine) as session:
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channel = session.get(Channel, interaction.channel_id)
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if channel != None:
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session.delete(channel)
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session.commit()
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await interaction.response.send_message(content='✅ Messages in this channel will no loger be automatically deleted.', delete_after=20)
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client.run(token=os.getenv("BOT_TOKEN"), log_handler=None) |