from django.conf import settings
from django.shortcuts import redirect


  EXEMPT_URLS = [settings.LOGIN_URL.lstrip('/')]
  if hasattr(settings, 'LOGIN_EXEMPT_URLS'):
  EXEMPT_URLS += [url for url in settings.LOGIN_EXEMPT_URLS]


class LoginRequiredMiddleware:

   def __init__(self, get_response):
    self.get_response = get_response

   def __call__(self, request):
    response = self.get_response(request)
    return response

   def process_view(self, request, view_func, view_args,   view_kwargs):
    assert hasattr(request, 'user')
    path = request.path_info.lstrip('/')
    print(path)

    if not request.user.is_authenticated:
        if path not in EXEMPT_URLS:
            return redirect(settings.LOGIN_URL)

LOGIN_REDIRECT_URL = '/accounts/'

LOGIN_URL = '/accounts/login/'

LOGIN_EXEMPT_URLS = (

      r'^register/$',

 )