django-helpdesk/helpdesk/decorators.py
2017-12-28 09:16:01 -05:00

37 lines
1.6 KiB
Python

from functools import wraps
from django.urls import reverse
from django.http import HttpResponseRedirect, Http404
from django.utils.decorators import available_attrs
from django.contrib.auth.decorators import user_passes_test
from helpdesk import settings as helpdesk_settings
if callable(helpdesk_settings.HELPDESK_ALLOW_NON_STAFF_TICKET_UPDATE):
# apply a custom user validation condition
is_helpdesk_staff = helpdesk_settings.HELPDESK_ALLOW_NON_STAFF_TICKET_UPDATE
elif helpdesk_settings.HELPDESK_ALLOW_NON_STAFF_TICKET_UPDATE:
# treat 'normal' users like 'staff'
is_helpdesk_staff = lambda u: u.is_authenticated() and u.is_active
else:
is_helpdesk_staff = lambda u: u.is_authenticated() and u.is_active and u.is_staff
helpdesk_staff_member_required = user_passes_test(is_helpdesk_staff)
helpdesk_superuser_required = user_passes_test(lambda u: u.is_authenticated() and u.is_active and u.is_superuser)
def protect_view(view_func):
"""
Decorator for protecting the views checking user, redirecting
to the log-in page if necessary or returning 404 status code
"""
@wraps(view_func, assigned=available_attrs(view_func))
def _wrapped_view(request, *args, **kwargs):
if not request.user.is_authenticated and helpdesk_settings.HELPDESK_REDIRECT_TO_LOGIN_BY_DEFAULT:
return HttpResponseRedirect(reverse('helpdesk:login'))
elif not request.user.is_authenticated and helpdesk_settings.HELPDESK_ANON_ACCESS_RAISES_404:
raise Http404
return view_func(request, *args, **kwargs)
return _wrapped_view