allow to logout

smash/web/middleware.py

+from django.contrib.auth.views import logout
+
 from web.models.constants import GLOBAL_STUDY_ID
 from web.models import Worker, Study
 from django.contrib import messages
@@ -16,8 +18,10 @@ class PrivacyNoticeMiddleware(MiddlewareMixin):
         # the view (and later middleware) are called.
 
         #response = self.get_response(request)
-
-        if request.user.is_authenticated and not view_func == privacy_notice_accept and not request.user.is_superuser:
+        if request.user.is_authenticated \
+                and not view_func == privacy_notice_accept \
+                and not request.user.is_superuser \
+                and not view_func == logout:
             study = Study.objects.filter(id=GLOBAL_STUDY_ID)[0]
             worker = Worker.get_by_user(request.user)
             if worker is None: