serve images via X-Sendfile

core/files/media_v1.py

@@ -0,0 +1,61 @@
+from coverage.annotate import os
+from django.http import HttpResponse
+from django.urls import path
+from drf_yasg.utils import swagger_auto_schema
+from rest_framework import status
+from rest_framework.decorators import api_view, permission_classes, authentication_classes
+from rest_framework.response import Response
+
+from core.settings import MEDIA_ROOT
+from files.models import File
+
+
+@swagger_auto_schema(method='GET', auto_schema=None)
+@api_view(['GET'])
+@permission_classes([])
+@authentication_classes([])
+def media_urls(request, hash):
+    try:
+        file = File.objects.get(hash=hash)
+        hash_path = file.file
+        return HttpResponse(status=status.HTTP_200_OK,
+                            content_type=file.mime_type,
+                            headers={
+                                'X-Accel-Redirect': f'/redirect_media/{hash_path}',
+                                'Access-Control-Allow-Origin': '*',
+                            })  # TODO Expires and Cache-Control
+
+    except File.DoesNotExist:
+        return Response(status=status.HTTP_404_NOT_FOUND)
+
+
+@swagger_auto_schema(method='GET', auto_schema=None)
+@api_view(['GET'])
+@permission_classes([])
+@authentication_classes([])
+def thumbnail_urls(request, hash):
+    size = 200
+    try:
+        file = File.objects.get(hash=hash)
+        hash_path = file.file
+        if not os.path.exists(MEDIA_ROOT + f'/thumbnails/{size}/{hash_path}'):
+            from PIL import Image
+            iamge = Image.open(file.file)
+            iamge.thumbnail((size, size))
+            iamge.save(MEDIA_ROOT + f'/media/thumbnails/{size}/{hash_path}', quality=90)
+
+        return HttpResponse(status=status.HTTP_200_OK,
+                            content_type=file.mime_type,
+                            headers={
+                                'X-Accel-Redirect': f'/redirect_thumbnail/{size}/{hash_path}',
+                                'Access-Control-Allow-Origin': '*',
+                            })  # TODO Expires and Cache-Control
+
+    except File.DoesNotExist:
+        return Response(status=status.HTTP_404_NOT_FOUND)
+
+
+urlpatterns = [
+    path('thumbs/<path:hash>', thumbnail_urls),
+    path('images/<path:hash>', media_urls),
+]