Now use pltp.indexed_pl() instead of pltp.pl.all()

server/serverpl/classmanagement/views.py

@@ -75,7 +75,7 @@ def course(request, pk):
                 'name': elem.json['title'],
                 'state': Answer.pl_state(elem, request.user)
             }
-            for elem in item.pltp.pl.all()
+            for elem in item.pltp.indexed_pl()
         ]
 
         activity.append({
@@ -103,7 +103,7 @@ def course_summary(request, pk):
     except Course.DoesNotExist:
         raise Http404("Impossible d'accéder à la page, cette classe n'existe pas.")
     if request.user not in course.teacher.all():
-        logger.info("User '" + request.user.username 
+        logger.info("User '" + request.user.username
                     + "' denied to access summary of course'" + course.name + "'.")
         raise PermissionDenied("Vous n'êtes pas professeur de cette classe.")
 
@@ -159,7 +159,7 @@ def activity_summary(request, pk, activity_pk):
     student = list()
     for user in course.student.all():
         tp = list()
-        for pl in activity.pltp.pl.all():
+        for pl in activity.pltp.indexed_pl():
             tp.append({
                 'name': pl.json['title'],
                 'state': Answer.pl_state(pl, user)
@@ -179,7 +179,7 @@ def activity_summary(request, pk, activity_pk):
         'course_name': course.name,
         'activity_name': activity.name,
         'student': student,
-        'range_tp': range(len(activity.pltp.pl.all())),
+        'range_tp': range(len(activity.pltp.indexed_pl())),
         'course_id': pk,
     })
 
@@ -201,7 +201,7 @@ def student_summary(request, course_id, student_id):
     tp = list()
     for activity in activities:
         question = list()
-        for pl in activity.pltp.pl.all():
+        for pl in activity.pltp.indexed_pl():
             state = Answer.pl_state(pl, student)
             question.append({
                 'state': state,

server/serverpl/loader/loader.py

@@ -123,7 +123,7 @@ def reload_pltp(directory, rel_path, original):
             warnings += pl_warnings
             pl_list.append(pl)
 
-        originals = list(original.pl.all())
+        originals = list(original.indexed_pl())
         original.pl.clear()
         for pl in pl_list:
             correspond = list(

server/serverpl/loader/models.py

@@ -42,7 +42,7 @@ def __str__(self):  # pragma: no cover
     def delete(self, *args, **kwargs):
         """ Overriding delete() to also delete his PL if they're not in
         relation with any other PLTP """
-        pl_list = self.pl.all()
+        pl_list = self.indexed_pl()
         logger.info("PLTP '" + self.sha1 + " (" + self.name + ")' has been deleted")
         for pl in pl_list:
             if len(pl.pltp_set.all()) <= 1:

server/serverpl/playexo/models.py

@@ -292,7 +292,7 @@ def create_session_exercise(sender, instance, created, **kwargs):
         """When an ActivitySession is created, automatically create a SessionExercise for the PLTP
         and every PL."""
         if created:
-            for pl in instance.activity.pltp.pl.all():
+            for pl in instance.activity.pltp.indexed_pl():
                 SessionExercise.objects.create(session_activity=instance, pl=pl)
             SessionExercise.objects.create(session_activity=instance)  # For the pltp
 
@@ -359,7 +359,7 @@ def get_exercise(self, request, context=None):
                 dic = dict(self.context if not context else context)
                 dic['user_settings__'] = self.session_activity.user.profile
                 dic['user__'] = self.session_activity.user
-                dic['first_pl__'] = self.session_activity.activity.pltp.pl.all()[0].id
+                dic['first_pl__'] = self.session_activity.activity.pltp.indexed_pl()[0].id
                 for key in dic:
                     if type(dic[key]) is str:
                         dic[key] = Template(dic[key]).render(RequestContext(request, dic))
@@ -378,7 +378,7 @@ def get_navigation(self, request):
             'state': None,
             'title': self.session_activity.activity.pltp.json['title'],
         }]
-        for pl in self.session_activity.activity.pltp.pl.all():
+        for pl in self.session_activity.activity.pltp.indexed_pl():
             pl_list.append({
                 'id'   : pl.id,
                 'state': Answer.pl_state(pl, self.session_activity.user),
@@ -510,7 +510,7 @@ def pl_state(pl, user):
     @staticmethod
     def pltp_state(pltp, user):
         """Return a list of tuples (pl_id, state) where state follow pl_state() rules."""
-        return [(pl.id, Answer.pl_state(pl, user)) for pl in pltp.pl.all()]
+        return [(pl.id, Answer.pl_state(pl, user)) for pl in pltp.indexed_pl()]
 
 
     @staticmethod
@@ -536,7 +536,7 @@ def pltp_summary(pltp, user):
             State.ERROR      : [0.0, 0],
         }
 
-        for pl in pltp.pl.all():
+        for pl in pltp.indexed_pl():
             state[Answer.pl_state(pl, user)][1] += 1
 
         nb_pl = max(sum([state[k][1] for k in state]), 1)

server/serverpl/playexo/tests/test_models.py

@@ -246,18 +246,18 @@ def test_pl_state(self):
 
     def test_pl_state(self):
         self.assertEqual(Answer.pltp_state(self.pltp, self.user),
-                         [(self.pltp.pl.all()[0].id, State.NOT_STARTED),
-                          (self.pltp.pl.all()[1].id, State.NOT_STARTED)])
-        Answer.objects.create(pl=self.pltp.pl.all()[0], user=self.user, grade=10)
+                         [(self.pltp.indexed_pl()[0].id, State.NOT_STARTED),
+                          (self.pltp.indexed_pl()[1].id, State.NOT_STARTED)])
+        Answer.objects.create(pl=self.pltp.indexed_pl()[0], user=self.user, grade=10)
         self.assertEqual(Answer.pltp_state(self.pltp, self.user),
-                         [(self.pltp.pl.all()[0].id, State.PART_SUCC),
-                          (self.pltp.pl.all()[1].id, State.NOT_STARTED)])
+                         [(self.pltp.indexed_pl()[0].id, State.PART_SUCC),
+                          (self.pltp.indexed_pl()[1].id, State.NOT_STARTED)])
 
 
     def test_pltp_summary(self):
         self.assertEqual(Answer.pltp_summary(self.pltp, self.user)[State.NOT_STARTED],
                          ['100.0', '2'])
-        Answer.objects.create(pl=self.pltp.pl.all()[0], user=self.user, grade=10)
+        Answer.objects.create(pl=self.pltp.indexed_pl()[0], user=self.user, grade=10)
         self.assertEqual(Answer.pltp_summary(self.pltp, self.user)[State.PART_SUCC], ['50.0', '1'])
 
 

server/serverpl/playexo/views.py

@@ -87,7 +87,7 @@ def activity_view(request, activity_id):
             exercise.save()
 
         elif session.current_pl and action == "next":
-            pls = activity.pltp.pl.all()
+            pls = activity.pltp.indexed_pl()
             for previous, next in zip(pls, list(pls[1:]) + [None]):
                 if previous == session.current_pl:
                     session.current_pl = next