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""" |
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Properly welcome your new members into your server! |
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""" |
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from __future__ import annotations |
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6
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import json |
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import logging |
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from asyncio import sleep |
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from os import getenv |
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from typing import TYPE_CHECKING |
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from aiohttp import ClientSession |
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14
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from pincer import Cog, Client, command |
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from pincer.objects import File, Message |
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from pincer.objects.events.guild import GuildMemberAddEvent |
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if TYPE_CHECKING: |
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from pincer.objects import Channel, User |
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class Welcome(Cog): |
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channel: Channel |
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BASE_API_URL = "https://api.xiler.net" |
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REQUEST_HEADERS = { |
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"Content-Type": "application/json", |
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} |
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def __init__(self, client: Client): |
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super().__init__(client) |
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self.__session: ClientSession = ClientSession(self.BASE_API_URL) |
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with open("./cogs/templates/welcome.html") as f: |
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self.template = f.read() |
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def _build_html(self, user: User) -> str: |
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"""Build a HTML template to welcome new users!""" |
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arguments = { |
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"icon": user.get_avatar_url(256), |
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"username": user.username, |
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"discriminator": user.discriminator |
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} |
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res = self.template |
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for key, value in arguments.items(): |
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res = res.replace(f"%{key}%", value) |
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return res |
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async def generate_welcome_for_user(self, user: User, ttl=0) -> File: |
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"""Generate the welcome file, this gets sent to discord!""" |
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body = { |
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"html": self._build_html(user), |
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"config": { |
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"format": "png", |
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"width": 700, |
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"height": 258, |
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"transparent": True, |
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} |
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} |
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63
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async with self.__session.post( |
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"/v1/html-to-image", |
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# "/v1/html-to-image-chrome", # use this endpoint with the variant, |
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# as it requires more modern css support |
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data=json.dumps(body), |
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headers=self.REQUEST_HEADERS |
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) as res: |
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if res.ok: |
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image_bytes = await res.read() |
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return File(image_bytes, "png", f"welcome-{user.id}.png") |
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logging.error(await res.read()) |
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# Allow a maximum of 5 retries |
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if ttl < 5: |
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await sleep(0.5) |
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return await self.generate_welcome_for_user(user, ttl + 1) |
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raise RuntimeError( |
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"TTL Exceeded, not retrying request! (failed for welcomes)" |
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) |
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85
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@Client.event |
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async def on_ready(self): |
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self.channel = await self.client.get_channel(int(getenv("WELCOME_CHANNEL"))) |
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89
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@Client.event |
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async def on_guild_member_add(self, event: GuildMemberAddEvent): |
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banner = await self.generate_welcome_for_user(event) |
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await self.channel.send(Message(attachments=[banner])) |
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Pincer-org /
Pincer
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