Django 3 Web Development Cookbook - Fourth Edition

How to do it...

Execute these steps one by one:

1. Create the view that will require authentication to download a file, as follows:

# myproject/apps/ideas/views.pyimport osfrom django.contrib.auth.decorators import login_requiredfrom django.http import FileResponse, HttpResponseNotFoundfrom django.shortcuts import get_object_or_404from django.utils.text import slugifyfrom .models import Idea@login_requireddef download_idea_picture(request, pk):    idea = get_object_or_404(Idea, pk=pk)    if idea.picture:        filename, extension =         os.path.splitext(idea.picture.file.name)        extension = extension[1:] # remove the dot        response = FileResponse(            idea.picture.file, content_type=f"image/{extension}"        )        slug = slugify(idea.title)[:100] response["Content-Disposition"] ...