.

physics/views.py

@@ -1,3 +1,4 @@
+from physics.decorators import user_is_author_or_physics_checker
 from physics.filters import QuestionFilter, UserAnswerFilter
 from generic.mixins import SuperuserRequiredMixin
 from physics.tables import QuestionTable, UserAnswerTable
@@ -46,6 +47,7 @@ from rest_framework.pagination import PageNumberPagination
 from django.core.exceptions import PermissionDenied
 
 from .forms import ExamForm
+from .decorators import user_is_author_or_physics_checker, user_is_exam_author_or_physics_checker
 
 class AuthorOrCheckerRequiredMixin(object):
     def get_object(self, *args, **kwargs):
@@ -62,6 +64,7 @@ def question_list(request):
 
 
 @login_required
+@user_is_author_or_physics_checker
 def question_detail(request, pk):
     question = get_object_or_404(Question, pk=pk)
     return render(request, "physics/question_detail.html", {"question": question})