fix timezone error with last_seen field

tkupek_elearning/elearning/views.py

@@ -2,7 +2,7 @@ from __future__ import division
 from django.core.exceptions import ObjectDoesNotExist
 from django.http import HttpResponse
 from django.shortcuts import render_to_response
-import datetime
+from django.utils import timezone
 import json
 
 from tkupek_elearning.elearning.models import Setting, Question, Option, UserAnswer, User, UserAnswerOptions
@@ -132,7 +132,7 @@ def get_user_answer(question, user):
 
 
 def log_last_seen(user):
-    user.last_seen = datetime.datetime.now()
+    user.last_seen = timezone.now()
     user.save()
 
 
@@ -173,4 +173,4 @@ def statistic(request):
         return render_to_response('statistic.html', {'settings': settings, 'users': users, 'questions': questions})
 
     else:
-        return render_to_response('access_denied.html', {'settings': settings})
+        return render_to_response('access_denied.html', {'settings': settings})

tkupek_elearning/settings.py

@@ -104,7 +104,7 @@ AUTH_PASSWORD_VALIDATORS = [
 # https://docs.djangoproject.com/en/1.9/topics/i18n/
 LANGUAGE_CODE = 'en-us'
 
-TIME_ZONE = 'UTC'
+TIME_ZONE = 'Europe/Berlin'
 
 USE_I18N = True