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33 lines
1.2 KiB
Python
33 lines
1.2 KiB
Python
from django.http import Http404, HttpRequest, HttpResponse
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from django.shortcuts import get_object_or_404
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from django.utils.functional import cached_property
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from django.views.generic import TemplateView
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from pretix.base.models import CachedFile
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from pretix.helpers.http import ChunkBasedFileResponse
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class DownloadView(TemplateView):
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template_name = "pretixbase/cachedfiles/pending.html"
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@cached_property
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def object(self) -> CachedFile:
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try:
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o = get_object_or_404(CachedFile, id=self.kwargs['id'], web_download=True)
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if o.session_key:
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if o.session_key != self.request.session.session_key:
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raise Http404()
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return o
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except ValueError: # Invalid URLs
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raise Http404()
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def get(self, request: HttpRequest, *args, **kwargs) -> HttpResponse:
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if 'ajax' in request.GET:
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return HttpResponse('1' if self.object.file else '0')
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elif self.object.file:
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resp = ChunkBasedFileResponse(self.object.file.file, content_type=self.object.type)
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resp['Content-Disposition'] = 'attachment; filename="{}"'.format(self.object.filename)
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return resp
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else:
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return super().get(request, *args, **kwargs)
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