text: try:
      from hashlib import md5
  except ImportError:
      from md5 import md5
  
  from django.http import HttpResponseBadRequest
  
  from secretballot.middleware import SecretBallotIpUseragentMiddleware
  
  
  class SecretBallotUserIpUseragentMiddleware(SecretBallotIpUseragentMiddleware):
  
      def generate_token(self, request):
          if request.user.is_authenticated():
              return request.user.username
          else:
              try:
                  s = ''.join((request.META['REMOTE_ADDR'], request.META['HTTP_USER_AGENT']))
                  return md5(s).hexdigest()
              except KeyError:
                  return None
  