Titan/discordbot/titanembeds/cleanup_db.py

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from titanembeds.database.guilds import Guilds
from titanembeds.database.messages import Messages
import logging
import json
import random
class CleanupDatabase:
def __init__(self, bot, db):
self.bot = bot
self.db = db
self.logger = logging.getLogger("titan_cleanupdb")
self.logger.setLevel(logging.DEBUG)
fh = logging.FileHandler("titan_cleanupdb.log")
fh.setLevel(logging.DEBUG)
session_id = str(random.randrange(100))
formatter = logging.Formatter("%(asctime)s - {0} - %(levelname)s - %(message)s".format(session_id))
fh.setFormatter(formatter)
self.logger.addHandler(fh)
self.logger.info("Initialized Database Cleaning Class with session id of " + session_id)
async def start_cleanup(self):
self.logger.info("Started cleaning up task")
self.logger.info("Cleaning up unused guilds")
await self.db.remove_unused_guilds(list(self.bot.guilds))
self.logger.info("Started cleaning up messages task, hopefully cleaned up unused guilds")
self.bot.loop.run_in_executor(None, self._start_cleanup)
def _start_cleanup(self):
with self.db.get_session() as session:
guilds = session.query(Guilds).all()
count = 0
for guild in guilds:
count += 1
self.logger.info("[{}] snowflake-{} name-{}".format(count, guild.guild_id, guild.name))
try:
channelsjson = json.loads(guild.channels)
except:
continue
active_channels = []
for channel in channelsjson:
chanid = channel["id"]
active_channels.append(chanid)
keep_these = session.query(Messages.message_id).filter(Messages.channel_id == chanid).order_by(Messages.timestamp.desc()).limit(50)
d = session.query(Messages).filter(Messages.channel_id == chanid, ~Messages.message_id.in_(keep_these)).delete(synchronize_session=False)
session.commit()
self.logger.info(" --{} [{}]".format(channel["name"], d))
d = session.query(Messages).filter(Messages.guild_id == guild.guild_id, ~Messages.channel_id.in_(active_channels)).delete(synchronize_session=False)
session.commit()
self.logger.info(" INACTIVE {}".format(d))
self.logger.info("done!")