docs: def pub_poll(request, docid):
      """The initial viewer, does not provide the document content yet"""
      try:
          r = flat.comm.get(request, '/poll/pub/' + docid + '/', False)
      except URLError:
          return HttpResponseForbidden("Unable to connect to the document server [viewer/poll]")
      return HttpResponse(r, content_type='application/json')