views.py 文件源码

def get(self, request, *args, **kwargs):
        obj = self.get_object()
        if obj in request.user.myproducts.products.all():
            filepath = os.path.join(settings.PROTECTED_ROOT, obj.media.path)
            guessed_type = guess_type(filepath)[0]
            wrapper = FileWrapper(file(filepath))
            mimetype = 'application/force-download'
            if guessed_type:
                mimetype = guessed_type
            response = HttpResponse(wrapper, content_type='mimetype')

            if not request.GET.get("preview"):
                response["Content-Disposition"] = "attachment; filename=%s" %(obj.media.name)

            response["X-SendFile"] = str(obj.media.name)
            return response
        else:
            raise Http404