69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
import os
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from django.conf import settings
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from django.shortcuts import get_object_or_404
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from django.http import HttpResponse, FileResponse
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from sorl.thumbnail import get_thumbnail
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from .models import PostFileModel
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THUMBNAIL_SIZES = {
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"sx": (64, ".thumb_64.jpg"),
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"sm": (256, ".thumb_256.jpg"),
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"md": (748, ".thumb_748.jpg"),
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"lg": (1024, ".thumb_1024.jpg"),
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"xl": (2048, ".thumb_2048.jpg"),
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}
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def get_thumbnail_file(source_path, size_key):
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"""Generates and retrieves the thumbnail file."""
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size, suffix = THUMBNAIL_SIZES.get(size_key, (None, ""))
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if size:
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thumbnail_file = get_thumbnail(source_path, str(size), upscale=False)
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return os.path.abspath(
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os.path.join(settings.MEDIA_ROOT, thumbnail_file.name)
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), suffix
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return None, ""
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def serve_content_file(request, file_hash):
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"""
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View function to serve content files for download or inline viewing.
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"""
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download = request.GET.get("d") == "0"
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thumbnail_key = request.GET.get("t")
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try:
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obj_file = get_object_or_404(PostFileModel, hash_blake3=file_hash)
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file_name = obj_file.name.first().filename
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file_type = obj_file.file_type
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source_file = obj_file.file
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# Use thumbnail if requested and file type is image
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if thumbnail_key and file_type != "image":
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source_file = obj_file.thumbnail
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# Retrieve the requested thumbnail file if applicable
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if thumbnail_key in THUMBNAIL_SIZES:
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thumbnail_path, suffix = get_thumbnail_file(source_file.path, thumbnail_key)
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if thumbnail_path:
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file_name += suffix
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file = open(thumbnail_path, "rb")
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else:
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file = source_file.file
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else:
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file = source_file.file
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response = FileResponse(file)
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disposition_type = "attachment" if download else "inline"
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response["Content-Disposition"] = f'{disposition_type}; filename="{file_name}"'
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return response
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except Exception as e:
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print(f"Error serving file: {e}")
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return HttpResponse("File not found", status=404)
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