text: from __future__ import unicode_literals
  
  import json
  
  from django.http import HttpResponse, HttpResponsePermanentRedirect
  from django.shortcuts import get_object_or_404
  from django.utils.translation import ugettext as _
  
  from ..article.models import Article
  
  
  def vote(request, slug, vote):
      article = get_object_or_404(Article.objects.published(), slug=slug)
      article.votes.add(request._secret_token, vote)
  
      if request.is_ajax():
          response = {'response': _('Thank you for your feedback.')}
          return HttpResponse(json.dumps(response), content_type='application/json')
  
      return HttpResponsePermanentRedirect(article.get_absolute_url())
  