rangolio/backend/apimanager/media_views.py

98 lines
4.3 KiB
Python

import os
import shutil
import random
from rest_framework import status
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework.parsers import MultiPartParser, FormParser
from django.core.files.storage import default_storage
from django.conf import settings
from PIL import Image
import io
from .serializers import (
MediaSerializer
)
class MediaUpload(APIView):
parser_classes = (MultiPartParser, FormParser)
def reduce_image_quality(self, image, quality=20):
try:
img = Image.open(image)
img_io = io.BytesIO()
# Handle different image modes
if img.mode in ("RGBA", "P"):
img = img.convert("RGB")
img_format = img.format if img.format else 'JPEG'
img.save(img_io, format=img_format, quality=quality)
img_io.seek(0)
return img_io
except Exception as e:
print(f"Error reducing image quality: {e}")
return image
def post(self, request, *args, **kwargs):
file_serializer = MediaSerializer(data=request.data)
if file_serializer.is_valid():
files = request.FILES.getlist('media')
resource_type = file_serializer.validated_data['resource_type']
resource_id = file_serializer.validated_data['resource_id']
file_path_base = f'data'
for f in files:
file_unique_slug = ''.join(random.choices('ABCDEabcde12345', k=6))
if resource_id != resource_type:
file_path = f"{file_path_base}/{resource_type}/{resource_id}/media/{file_unique_slug+resource_id+f.name}"
else:
file_path = f"{file_path_base}/{resource_type}/media/{file_unique_slug+resource_id+f.name}"
# Reduce image quality if the file is an images
print(f.content_type)
if f.content_type.startswith('image'):
reduced_image = self.reduce_image_quality(f, quality=40)
default_storage.save(file_path, reduced_image)
else:
# Save non-image files directly
default_storage.save(file_path, f)
return Response(file_serializer.data, status=status.HTTP_201_CREATED)
else:
return Response(file_serializer.errors, status=status.HTTP_400_BAD_REQUEST)
class ListMedia(APIView):
def get(self, request, resource_type, resource_id, format=None):
if resource_id != resource_type:
media_folder = os.path.join(settings.MEDIA_ROOT, 'data', resource_type, resource_id, 'media')
else:
media_folder = os.path.join(settings.MEDIA_ROOT, 'data', resource_type, 'media')
if not os.path.exists(media_folder):
return Response({'error': 'Media directory not found'}, status=status.HTTP_404_NOT_FOUND)
media_files = [f for f in os.listdir(media_folder) if f.endswith(('.png', '.jpg', '.jpeg'))]
if resource_id != resource_type:
media_urls = [request.build_absolute_uri(f'{settings.MEDIA_URL}data/{resource_type}/{resource_id}/media/' + f) for f in media_files]
else:
media_urls = [request.build_absolute_uri(f'{settings.MEDIA_URL}data/{resource_type}/media/' + f) for f in media_files]
return Response({'media': media_urls}, status=status.HTTP_200_OK)
def delete(self, request, resource_type, resource_id, format=None):
if resource_id != resource_type:
media_folder = os.path.join(settings.MEDIA_ROOT, 'data', resource_type, resource_id, 'media')
else:
media_folder = os.path.join(settings.MEDIA_ROOT, 'data', resource_type, 'media')
file_name = request.query_params.get('file')
if not file_name or not file_name.endswith(('.png', '.jpg', '.jpeg')):
return Response({'error': 'Invalid or no file name provided'}, status=status.HTTP_400_BAD_REQUEST)
file_path = os.path.join(media_folder, file_name)
if os.path.exists(file_path):
os.remove(file_path)
return Response({'message': 'File deleted successfully'}, status=status.HTTP_204_NO_CONTENT)
else:
return Response({'error': 'File not found'}, status=status.HTTP_404_NOT_FOUND)