old_contents: from django.contrib.admin.views.decorators import staff_member_required
  from django.core.urlresolvers import reverse
  from django.shortcuts import redirect
  
  
  @staff_member_required
  def infotv_edit_redirect_view(self, event):
      return redirect(reverse('infotv_view', args=(event,)) + '?edit=1')
  
new_contents: from django.contrib.admin.views.decorators import staff_member_required
  from django.core.urlresolvers import reverse
  from django.conf import settings
  from django.shortcuts import redirect
  
  
  @staff_member_required(login_url=settings.LOGIN_URL)
  def infotv_edit_redirect_view(self, event):
      return redirect(reverse('infotv_view', args=(event,)) + '?edit=1')
  
subject: fix edit redirect