furizon_webint/propic.py

from sanic.response import html, redirect, text
from sanic import Blueprint, exceptions
from random import choice
from ext import *
from config import headers, PROPIC_DEADLINE
from PIL import Image
from os.path import isfile
from os import unlink
from io import BytesIO
from hashlib import sha224
from time import time

bp = Blueprint("propic", url_prefix="/manage/propic")

@bp.post("/upload")
async def upload_propic(request, order: Order):
	if not order: raise exceptions.Forbidden("You have been logged out. Please access the link in your E-Mail to login again!")
	
	if order.propic_locked:
		raise exceptions.BadRequest("You have been limited from further editing the propic.")
		
	if time() > PROPIC_DEADLINE:
		raise exceptions.BadRequest("You are beyond the file upload deadline. No more changes are allowed.")
	
	if request.form.get('submit') == 'Delete main image':
			await order.edit_answer('propic', None)
			
	if request.form.get('submit') == 'Delete fursuit image':
			await order.edit_answer('propic_fursuiter', None)
		
	for fn, body in request.files.items():
		if fn not in ['propic', 'propic_fursuiter']:
			continue

		if not body[0].body: continue
		
		h = sha224(body[0].body).hexdigest()[:32]
		
		try:
			img = Image.open(BytesIO(body[0].body))
			
			with open(f"res/propic/{fn}_{order.code}_original", "wb") as f:
				f.write(body[0].body)
						
			width, height = img.size
			aspect_ratio = width/height
			if aspect_ratio > 1:
				crop_amount = (width - height) / 2
				img = img.crop((crop_amount, 0, width - crop_amount, height))
			elif aspect_ratio < 1:
				crop_amount = (height - width) / 2
				img = img.crop((0, crop_amount, width, height - crop_amount))
				
			img = img.convert('RGB')
			img.thumbnail((512,512))
			img.save(f"res/propic/{fn}_{order.code}_{h}.jpg")
		except:
			raise exceptions.BadRequest("The image you uploaded is not valid.")
		else:
			await order.edit_answer(fn, f"{fn}_{order.code}_{h}.jpg")
		
	await order.send_answers()
		
	return redirect("/manage/welcome#badge")