from django.shortcuts import render_to_response, get_object_or_404
from django.core.urlresolvers import reverse
from django.http import HttpResponseRedirect, HttpResponse, Http404
from django.shortcuts import render_to_response, get_object_or_404
from django.core.urlresolvers import reverse
from django.http import HttpResponseRedirect, HttpResponse, Http404
unsaved = request.session.get('previewing_settings', {})
context['unsaved'] = set([getattr(settings, s).set.name for s in unsaved.keys() if hasattr(settings, s)])
unsaved = request.session.get('previewing_settings', {})
context['unsaved'] = set([getattr(settings, s).set.name for s in unsaved.keys() if hasattr(settings, s)])
selected_nodes = request.POST.getlist('_selected_node')
if selected_nodes and request.POST.get('action', None):
selected_nodes = request.POST.getlist('_selected_node')
if selected_nodes and request.POST.get('action', None):