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Crop and resize avatars

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Fixes #19
This commit is contained in:
Mouse Reeve 2020-04-02 10:23:34 -07:00
parent 6ad8d8662c
commit 49b2ad1d48
1 changed files with 28 additions and 2 deletions
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30
fedireads/view_actions.py
View file

@ -1,9 +1,11 @@
''' views for actions you can take in the application '''
from io import TextIOWrapper
from io import BytesIO, TextIOWrapper
import re
from PIL import Image
from django.contrib.auth import authenticate, login, logout
from django.contrib.auth.decorators import login_required
from django.core.files.base import ContentFile
from django.http import HttpResponseBadRequest, HttpResponseNotFound
from django.shortcuts import redirect
from django.template.response import TemplateResponse
@ -80,7 +82,31 @@ def edit_profile(request):
request.user.name = form.data['name']
if 'avatar' in form.files:
request.user.avatar = form.files['avatar']
# crop and resize avatar upload
original = Image.open(form.files['avatar'])
target_size = 120
height, width = original.size
scale = height / target_size if height < width else width / target_size
resized = original.resize((
int(height / scale),
int(width / scale)
))
height, width = resized.size
cropped = resized.crop((
int((width - target_size) / 2),
int((height - target_size) / 2),
int(width - (width - target_size) / 2),
int(height - (height - target_size) / 2)
))
output = BytesIO()
cropped.save(output, format='JPEG')
ContentFile(output.getvalue())
request.user.avatar.save(
form.files['avatar'].name,
ContentFile(output.getvalue())
)
request.user.summary = form.data['summary']
request.user.manually_approves_followers = \
form.cleaned_data['manually_approves_followers']