Created
July 19, 2020 06:10
-
-
Save crazygmr101/1187959d877daf3379e14afbdf257117 to your computer and use it in GitHub Desktop.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import datetime | |
| import discord | |
| from discord.ext import commands | |
| import re | |
| import asyncio | |
| import lib.checks | |
| from discord.ext.commands import BucketType, Cooldown, CooldownMapping | |
| class Filters(commands.Cog): | |
| def __init__(self, bot: commands.Bot): | |
| self.bot = bot | |
| bot.add_listener(self.on_message) | |
| self.regexes = [] | |
| self.sp = r"[\s\-.=_~|]*" | |
| self.bot.loop.call_later(0, self.init_re) | |
| self.emoji_cooldown1 = Cooldown(3, 60, BucketType.user) | |
| self._buckets1 = CooldownMapping(self.emoji_cooldown1) | |
| self.emoji_cooldown2 = Cooldown(2, 90, BucketType.user) | |
| self._buckets2 = CooldownMapping(self.emoji_cooldown2) | |
| self.emoji_cooldown3 = Cooldown(2, 120, BucketType.user) | |
| self._buckets3 = CooldownMapping(self.emoji_cooldown3) | |
| def init_re(self): | |
| words = [ "cake", "verybadwords"] | |
| repl = { | |
| "i": "i1!", | |
| "o": "o0", | |
| "s": "5$s", | |
| "a": "@a", | |
| "e": "3e", | |
| "l": "l1" | |
| } | |
| for i in words: | |
| s = "" | |
| for char in i: | |
| if char in repl.keys(): | |
| s += f"[{repl[char]}]" | |
| else: | |
| s += char | |
| s += "=" | |
| s.strip("=") | |
| r = self.sp + self.sp.join(s.split("=")) + self.sp | |
| self.regexes.append(r) | |
| async def on_message(self, message: discord.Message): | |
| if message.author.bot: | |
| return | |
| s = message.content | |
| s2 = message.content.lower() | |
| message.content = re.sub("[_~*]", "", message.content) | |
| message.content = re.sub(r"[\s]+[\s]{2}", "", message.content) | |
| if not lib.checks.istype(message.channel, lib.checks.SPAM) and not lib.checks.is_staff(message.author): | |
| emoji_count = len(re.findall(r"<a?:[A-Za-z\-0-9_]+?:[0-9]+?>", message.content)) | |
| without_emojis = re.sub(r"<a?:[A-Za-z\-0-9_]+?:[0-9]+?>", "", message.content) | |
| if emoji_count > 5: | |
| await message.delete() | |
| await message.channel.send("Don't spam emojis please :)", delete_after=20) | |
| elif emoji_count > 3 and len(without_emojis) < 50: | |
| current = message.created_at.replace(tzinfo=datetime.timezone.utc).timestamp() | |
| bucket = self._buckets3.get_bucket(message, current) | |
| retry_after = bucket.update_rate_limit(current) | |
| if retry_after: | |
| await message.delete() | |
| elif emoji_count == 2 and len(without_emojis) < 30: | |
| current = message.created_at.replace(tzinfo=datetime.timezone.utc).timestamp() | |
| bucket = self._buckets2.get_bucket(message, current) | |
| retry_after = bucket.update_rate_limit(current) | |
| if retry_after: | |
| await message.delete() | |
| elif emoji_count == 1 and len(without_emojis) < 10: | |
| current = message.created_at.replace(tzinfo=datetime.timezone.utc).timestamp() | |
| bucket = self._buckets1.get_bucket(message, current) | |
| retry_after = bucket.update_rate_limit(current) | |
| if retry_after: | |
| await message.delete() | |
| for r in self.regexes: | |
| if re.match(r, f" {s2} "): | |
| a: discord.Member = message.author | |
| await message.delete() | |
| await self.bot.get_channel(700946998253191189).send( | |
| f"```" | |
| f"[FILTER {a.id}]\n" | |
| f"User: {a.display_name}\n" | |
| f"Message: {s}" | |
| f"```" | |
| ) | |
| def setup(bot: commands.Bot): | |
| bot.add_cog(Filters(bot)) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment