81 lines
3.3 KiB
Python
81 lines
3.3 KiB
Python
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from datetime import datetime, timedelta
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import os
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from django.http import HttpResponse
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from django.urls import path
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from drf_yasg.utils import swagger_auto_schema
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from rest_framework import status
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from rest_framework.decorators import api_view, permission_classes
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from rest_framework.permissions import IsAuthenticated
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from rest_framework.response import Response
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from core.settings import MEDIA_ROOT
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from files.models import File
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@swagger_auto_schema(method='GET', auto_schema=None)
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@api_view(['GET'])
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@permission_classes([IsAuthenticated])
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def media_urls(request, hash):
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try:
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if request.META.get('HTTP_IF_NONE_MATCH') and request.META.get('HTTP_IF_NONE_MATCH') == hash:
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return HttpResponse(status=status.HTTP_304_NOT_MODIFIED)
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file = File.objects.get(hash=hash)
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hash_path = file.file
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return HttpResponse(status=status.HTTP_200_OK,
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content_type=file.mime_type,
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headers={
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'X-Accel-Redirect': f'/redirect_media/{hash_path}',
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'Access-Control-Allow-Origin': '*',
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'Cache-Control': 'max-age=31536000, private',
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'Expires': datetime.utcnow() + timedelta(days=365),
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'Age': 0,
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'ETag': file.hash,
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})
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except File.DoesNotExist:
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return Response(status=status.HTTP_404_NOT_FOUND)
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@swagger_auto_schema(method='GET', auto_schema=None)
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@api_view(['GET'])
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@permission_classes([IsAuthenticated])
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def thumbnail_urls(request, size, hash):
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if size not in [32, 64, 256]:
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return Response(status=status.HTTP_404_NOT_FOUND)
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if request.META.get('HTTP_IF_NONE_MATCH') and request.META.get('HTTP_IF_NONE_MATCH') == hash + "_" + str(size):
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return HttpResponse(status=status.HTTP_304_NOT_MODIFIED)
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try:
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file = File.objects.get(hash=hash)
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hash_path = file.file
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if not os.path.exists(MEDIA_ROOT + f'/thumbnails/{size}/{hash_path}'):
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from PIL import Image
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image = Image.open(file.file)
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image.thumbnail((size, size))
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rgb_image = image.convert('RGB')
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thumb_dir = os.path.dirname(MEDIA_ROOT + f'/thumbnails/{size}/{hash_path}')
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if not os.path.exists(thumb_dir):
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os.makedirs(thumb_dir)
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rgb_image.save(MEDIA_ROOT + f'/thumbnails/{size}/{hash_path}', 'jpeg', quality=90)
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return HttpResponse(status=status.HTTP_200_OK,
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content_type="image/jpeg",
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headers={
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'X-Accel-Redirect': f'/redirect_thumbnail/{size}/{hash_path}',
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'Access-Control-Allow-Origin': '*',
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'Cache-Control': 'max-age=31536000, private',
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'Expires': datetime.utcnow() + timedelta(days=365),
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'Age': 0,
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'ETag': file.hash + "_" + str(size),
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})
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except File.DoesNotExist:
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return Response(status=status.HTTP_404_NOT_FOUND)
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urlpatterns = [
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path('<int:size>/<path:hash>/', thumbnail_urls),
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path('<path:hash>/', media_urls),
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]
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