.

anatomy/views.py

@@ -48,7 +48,7 @@ from .models import (
     # HalfMarkAnswers,
     # IncorrectAnswers,
 )
-from generic.models import Examination
+from generic.models import CidUser, Examination
 from generic.views import ExamCloneMixin, ExamViews, GenericViewBase
 from reversion.views import RevisionMixin
 
@@ -243,6 +243,7 @@ def loadJsonAnswer(answer):
 
     exam = get_object_or_404(Exam, pk=eid)
 
+
     if not exam.check_cid_user(answer["cid"], answer["passcode"]):
         return False, JsonResponse(
             {"success": False, "error": "invalid cid / passcode"}

generic/models.py

@@ -1,6 +1,7 @@
 from django.contrib.auth.mixins import LoginRequiredMixin
 from django.db import models
 from django.http import HttpRequest
+from django.utils import timezone
 from smtplib import SMTPException
 
 from django.urls import reverse
@@ -13,7 +14,7 @@ import tagulous.models
 from sortedm2m.fields import SortedManyToManyField
 from django.conf import settings
 
-from django.contrib.contenttypes.fields import GenericForeignKey
+from django.contrib.contenttypes.fields import GenericForeignKey, GenericRelation
 from django.contrib.contenttypes.models import ContentType
 
 from django.core.mail import send_mail
@@ -114,6 +115,8 @@ class ExamBase(models.Model):
 
     stats_graph = models.TextField(default=0)
 
+    notes = GenericRelation("generic.CidUserExam")
+
     # time_limit = models.IntegerField(
     #    help_text="Exam time limit (in seconds). Default is 2100 secondse (35 minutes)",
     #    default=2100,
@@ -163,6 +166,38 @@ class ExamBase(models.Model):
 
         return True
 
+    def get_or_create_cid_user_exam(self, cid_user, start_time=None):
+        content_type = ContentType.objects.get_for_model(self)
+        c = CidUserExam.objects.filter(
+            content_type=content_type, object_id=self.pk, cid_user=cid_user
+        ).first()
+        print(c)
+        if c:
+            return c
+
+        if start_time is None:
+            start_time = timezone.now()
+        new = CidUserExam(
+            content_type=content_type,
+            object_id=self.pk,
+            cid_user=cid_user,
+            start_time=start_time,
+        )
+        new.save()
+        return new
+
+    def get_cid_user_exams(self, cid_user=None):
+        content_type = ContentType.objects.get_for_model(self)
+        if cid_user is None:
+            return CidUserExam.objects.filter(
+                content_type=content_type,
+                object_id=self.pk,
+            )
+        else:
+            return CidUserExam.objects.filter(
+                content_type=content_type, object_id=self.pk, cid_user=cid_user
+            )
+
 
 class NoteType(models.Model):
     note_type = models.CharField(max_length=200)
@@ -248,7 +283,7 @@ class CidUser(models.Model):
         return str(self.cid)
 
     def get_absolute_url(self):
-        return reverse('generic:manage_cids')
+        return reverse("generic:manage_cids")
 
     def check_passcode(self, passcode) -> bool:
         return self.passcode == passcode
@@ -332,7 +367,7 @@ class CidUser(models.Model):
 class CidUserExam(models.Model):
     content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
     object_id = models.PositiveIntegerField()
-    question = GenericForeignKey("content_type", "object_id")
+    exam = GenericForeignKey("content_type", "object_id")
 
     start_time = models.DateTimeField(blank=True, null=True)
     end_time = models.DateTimeField(blank=True, null=True)

generic/views.py

@@ -7,6 +7,7 @@ from django.forms.models import model_to_dict
 from django.shortcuts import render, get_object_or_404, redirect
 
 from django.contrib.auth.decorators import login_required, user_passes_test
+from django.utils import timezone
 from django.views.decorators.csrf import csrf_exempt
 from django.core.exceptions import PermissionDenied, FieldError
 
@@ -850,6 +851,18 @@ class ExamViews(View, LoginRequiredMixin):
                     # print(UserAnswer.objects.filter(exam__id=q["eid"]))
             # print(request.urlencode())
 
+            exam_type, exam_id = request.POST.get("eid").split("/")
+
+            c = CidUser.objects.filter(cid=request.POST.get("cid")).first()
+            exam = self.Exam.objects.get(pk=exam_id)
+            t = timezone.make_aware(datetime.fromtimestamp(float(request.POST.get("start_time"))))
+            cid_user_exam = exam.get_or_create_cid_user_exam(
+                cid_user=c, start_time=t
+            )
+
+            cid_user_exam.end_time = timezone.now()
+            cid_user_exam.save()
+
             return JsonResponse({"success": True, "question_count": n})
         return JsonResponse({"success": False, "error": "Invalid data"})
 

physics/templates/physics/exam_take.html

@@ -2,6 +2,28 @@
 
 {% block content %}
     CID: {{cid}}
+    <div id="timeup">
+        Allocated time over.
+    </div>
+    <div id="clockdiv">
+        Time remaining:
+        {% comment %} <div>
+            <span class="days"></span>
+            <div class="smalltext">Days</div>
+        </div> {% endcomment %}
+        <div>
+            <span class="hours num"></span>
+            <span class="smalltext">Hours</span>
+        </div>
+        <div>
+            <span class="minutes num"></span>
+            <span class="smalltext">Minutes</span>
+        </div>
+        <div>
+            <span class="seconds num"></span>
+            <span class="smalltext">Seconds</span>
+        </div>
+    </div>
     <div class="no-select">
         <h2>{{exam.name}}: Question [{{pos|add:1}}/{{exam_length}}]</h2>
         {% if exam.publish_results %}
@@ -100,6 +122,13 @@
                 //        $(el).addClass("selected")
                 //    })
                 //})
+
+                let time_limit = '{{exam_time_limit}}'
+                if (time_limit != "None") {
+                    let end_time = new Date({{cid_user_exam.start_time|date:"U"}}*1000+{{exam.time_limit}}*1000);
+                    initializeClock("clockdiv", end_time);
+                }
+
             {% else %}
                 $(`ol.physics-answer-list input`).each((n, el) => { el.disabled = true; });
                 {{question.get_answers_js}}.forEach((el, n) => {
@@ -134,7 +163,54 @@
                 $("#goto-button").click();
             });
             /* beautify ignore:end */
+
         })
+
+        function getTimeRemaining(endtime) {
+            const total = Date.parse(endtime) - Date.parse(new Date());
+            const seconds = Math.floor((total / 1000) % 60);
+            const minutes = Math.floor((total / 1000 / 60) % 60);
+            const hours = Math.floor((total / (1000 * 60 * 60)) % 24);
+            //const days = Math.floor(total / (1000 * 60 * 60 * 24));
+
+            return {
+                total,
+                //days,
+                hours,
+                minutes,
+                seconds
+            };
+        }
+
+        function initializeClock(id, endtime) {
+            const clock = document.getElementById(id);
+            clock.style.display = "block"
+            const daysSpan = clock.querySelector('.days');
+            const hoursSpan = clock.querySelector('.hours');
+            const minutesSpan = clock.querySelector('.minutes');
+            const secondsSpan = clock.querySelector('.seconds');
+
+            function updateClock() {
+                const t = getTimeRemaining(endtime);
+
+                //daysSpan.innerHTML = t.days;
+                hoursSpan.innerHTML = ('0' + t.hours).slice(-2);
+                minutesSpan.innerHTML = ('0' + t.minutes).slice(-2);
+                secondsSpan.innerHTML = ('0' + t.seconds).slice(-2);
+
+                if (t.total <= 0) {
+                    clearInterval(timeinterval);
+                    timeup.style.display = "block"
+                    clock.style.display = "none"
+                }
+            }
+
+            const timeinterval = setInterval(updateClock, 1000);
+            updateClock();
+        }
+
+
+
     </script>
 {% endblock %}
 {% block css %}
@@ -160,13 +236,13 @@
 
         .answer-true::after {
             content: "[Correct answer: True]";
-            color: purple;
+            color: darkgray;
-            
+
         }
         .answer-false::after {
             content: "[Correct answer: False]";
-            color: purple;
+            color: darkgray;
-            
+
         }
         .answer-correct {
             border: 1px dotted darkgreen;
@@ -183,5 +259,36 @@
             margin-left: 20px;
             content: "False"
         }
+
+        #clockdiv{
+            font-family: sans-serif;
+            display: inline-block;
+            font-weight: 100;
+            text-align: center;
+            font-size: 12px;
+            display: none;
+            color: darkgray;
+        }
+
+        #clockdiv > div{
+            padding: 1px;
+            border-radius: 3px;
+            {% comment %} background: purple; {% endcomment %}
+            display: inline-block;
+        }
+        #clockdiv div > span.num{
+            color: white;
+            padding: 1px;
+            border-radius: 3px;
+            display: inline-block;
+        }
+
+        #timeup {
+            display: none;
+            color: red;
+            font-weight: 100;
+            text-align: center;
+            font-size: 12px;
+        }
     </style>
 {% endblock %}

physics/templates/physics/exam_take_overview.html

@@ -18,6 +18,8 @@
             <a href="{% url 'physics:exam_take' pk=exam.id sk=forloop.counter0 cid=cid passcode=passcode %}"><button {% if not answer %}class="unanswered"{% endif %}>{{forloop.counter}}: {{answer.answer}}</button></a>
         {% endfor %}
     </div>
+    Start time: {{cid_user_exam.start_time}}<br/>
+    Last change time: {{cid_user_exam.end_time}}
 
 {% endblock %}
 

physics/templates/physics/exams.html

@@ -3,5 +3,7 @@
 {% block navigation %}
 {{block.super}}
 <br/>
-Exams: {{exam.name}}-> <a href="{% url 'physics:exam_overview' pk=exam.pk %}">Overview</a> / <a href="{% url 'physics:exam_scores_cid' pk=exam.pk %}">Scores</a>
+Exams: {{exam.name}}-> <a href="{% url 'physics:exam_overview' pk=exam.pk %}">Overview</a> / 
+<a href="{% url 'physics:exam_scores_cid' pk=exam.pk %}">Scores</a> /
+<a href="{% url 'physics:exam_cids' exam_id=exam.pk %}">Candidates</a>
 {% endblock %}

physics/urls.py

@@ -22,11 +22,15 @@ urlpatterns = [
     path("exam/<int:pk>/start", views.exam_start, name="exam_start"),
     path(
         "exam/<int:pk>/<str:cid>/<str:passcode>/finish",
-        views.exam_finish,
+        views.exam_take_overview,
-        name="exam_finish",
+        name="exam_take_overview",
     ),
     path("exam/<int:pk>/", views.GenericExamViews.exam_overview, name="exam_overview"),
-    path("exam/<int:pk>/scores", views.GenericExamViews.exam_scores_cid, name="exam_scores_cid"),
+    path(
+        "exam/<int:pk>/scores",
+        views.GenericExamViews.exam_scores_cid,
+        name="exam_scores_cid",
+    ),
     path(
         "exam/<int:pk>/scores/<int:cid>/<str:passcode>/",
         views.exam_scores_cid_user,

physics/views.py

@@ -1,3 +1,6 @@
+from django.contrib.contenttypes.models import ContentType
+from django.utils import timezone
+from generic.models import CidUser
 from physics.decorators import user_is_author_or_physics_checker
 from physics.filters import QuestionFilter, UserAnswerFilter
 from generic.mixins import SuperuserRequiredMixin
@@ -178,9 +181,12 @@ def exam_start(request, pk):
     )
 
 
-def exam_finish(request, pk, cid, passcode):
+def exam_take_overview(request, pk, cid, passcode):
     exam = get_object_or_404(Exam, pk=pk)
 
+    if not exam.active:
+        raise Http404("Exam not found")
+
     if not exam.check_cid_user(cid, passcode):
         raise Http404("Error accessing exam")
 
@@ -202,12 +208,12 @@ def exam_finish(request, pk, cid, passcode):
         else:
             question_answer_tuples.append((q, None))
 
-    if not exam.active:
+    c = CidUser.objects.filter(cid=cid).first()
-        raise Http404("Exam not found")
+    cid_user_exam = exam.get_or_create_cid_user_exam(cid_user=c)
 
     return render(
         request,
-        "physics/exam_finish.html",
+        "physics/exam_take_overview.html",
         {
             "exam": exam,
             "cid": cid,
@@ -215,6 +221,7 @@ def exam_finish(request, pk, cid, passcode):
             "answer_count": answer_count,
             "exam_length": len(questions),
             "passcode": passcode,
+            "cid_user_exam": cid_user_exam,
         },
     )
 
@@ -229,6 +236,9 @@ def exam_take(request, pk, sk, cid, passcode):
     if not exam.check_cid_user(cid, passcode):
         raise Http404("Error accessing exam")
 
+    c = CidUser.objects.filter(cid=cid).first()
+    cid_user_exam = exam.get_or_create_cid_user_exam(cid_user=c)
+
     question = exam.exam_questions.all()[sk]
 
     exam_length = len(exam.exam_questions.all())
@@ -250,9 +260,12 @@ def exam_take(request, pk, sk, cid, passcode):
             # answer.published_date = timezone.now()
             answer.save()
 
+            cid_user_exam.end_time = timezone.now()
+            cid_user_exam.save()
+
         kwargs = {"pk": pk, "cid": cid, "passcode": passcode}
         take_url = "physics:exam_take"
-        finish_url = "physics:exam_finish"
+        finish_url = "physics:exam_take_overview"
 
         if "next" in request.POST:
             return redirect(take_url, sk=pos + 1, **kwargs)
@@ -289,6 +302,7 @@ def exam_take(request, pk, sk, cid, passcode):
             "exam_length": exam_length,
             "pos": pos,
             "passcode": passcode,
+            "cid_user_exam": cid_user_exam,
         },
     )
 

sbas/templates/sbas/exam_take_overview.html

@@ -13,6 +13,8 @@
         {% endfor %}
     </div>
 
+    Start time: {{cid_user_exam.start_time}}
+
 {% endblock %}
 
 {% block js %}

sbas/urls.py

@@ -22,8 +22,8 @@ urlpatterns = [
     path("exam/<int:pk>/start", views.exam_start, name="exam_start"),
     path(
         "exam/<int:pk>/<str:cid>/<str:passcode>/finish",
-        views.exam_finish,
+        views.exam_take_overview,
-        name="exam_finish",
+        name="exam_take_overview",
     ),
     path("exam/<int:pk>/", views.GenericExamViews.exam_overview, name="exam_overview"),
     path(

sbas/views.py

@@ -1,6 +1,7 @@
 from reversion.views import RevisionMixin
 from generic.mixins import SuperuserRequiredMixin
 from django.views.generic.detail import DetailView
+from generic.models import CidUser
 from sbas.forms import CidUserAnswerForm, ExamForm
 from django.shortcuts import render, get_object_or_404, redirect
 from django.views.decorators.csrf import csrf_exempt
@@ -156,9 +157,12 @@ def exam_start(request, pk):
     )
 
 
-def exam_finish(request, pk, cid, passcode):
+def exam_take_overview(request, pk, cid, passcode):
     exam = get_object_or_404(Exam, pk=pk)
 
+    if not exam.active:
+        raise Http404("Exam not found")
+
     if not exam.check_cid_user(cid, passcode):
         raise Http404("Error accessing exam")
 
@@ -179,12 +183,12 @@ def exam_finish(request, pk, cid, passcode):
         else:
             question_answer_tuples.append((q, None))
 
-    if not exam.active:
+    c = CidUser.objects.filter(cid=cid).first()
-        raise Http404("Exam not found")
+    cid_user_exam = exam.get_or_create_cid_user_exam(cid_user=c)
 
     return render(
         request,
-        "sbas/exam_finish.html",
+        "sbas/exam_take_overview.html",
         {
             "exam": exam,
             "cid": cid,
@@ -192,6 +196,7 @@ def exam_finish(request, pk, cid, passcode):
             "answer_count": answer_count,
             "exam_length": len(questions),
             "passcode": passcode,
+            "cid_user_exam": cid_user_exam,
         },
     )
 
@@ -206,6 +211,9 @@ def exam_take(request, pk, sk, cid, passcode):
     if not exam.check_cid_user(cid, passcode):
         raise Http404("Error accessing exam")
 
+    c = CidUser.objects.filter(cid=cid).first()
+    cid_user_exam = exam.get_or_create_cid_user_exam(cid_user=c)
+
     question = exam.exam_questions.all()[sk]
 
     exam_length = len(exam.exam_questions.all())
@@ -227,6 +235,9 @@ def exam_take(request, pk, sk, cid, passcode):
             # answer.published_date = timezone.now()
             answer.save()
 
+            cid_user_exam.end_time = timezone.now()
+            cid_user_exam.save()
+
         kwargs = {"pk": pk, "cid": cid, "passcode": passcode}
 
         if "next" in request.POST:
@@ -234,7 +245,7 @@ def exam_take(request, pk, sk, cid, passcode):
         elif "previous" in request.POST:
             return redirect("sbas:exam_take", sk=pos - 1, **kwargs)
         elif "finish" in request.POST:
-            return redirect("sbas:exam_finish", **kwargs)
+            return redirect("sbas:exam_take_overview", **kwargs)
         elif "goto" in request.POST:
             return redirect(
                 "sbas:exam_take", sk=int(request.POST.get("goto")), **kwargs
@@ -267,6 +278,7 @@ def exam_take(request, pk, sk, cid, passcode):
             "pos": pos,
             "saved_answer": saved_answer,
             "passcode": passcode,
+            "cid_user_exam": cid_user_exam,
         },
     )
 
@@ -321,6 +333,7 @@ class UserAnswerDelete(SuperuserRequiredMixin, DeleteView):
 
 GenericViews = GenericViewBase("sbas", Question, CidUserAnswer, Exam)
 
+
 class QuestionDelete(AuthorOrCheckerRequiredMixin, DeleteView):
     model = Question
     success_url = reverse_lazy("sbas:question_list")
@@ -352,7 +365,7 @@ class ExamUpdate(
         return super().form_valid(form)
 
 
-#class ExamViewSet(RevisionMixin, viewsets.ModelViewSet):
+# class ExamViewSet(RevisionMixin, viewsets.ModelViewSet):
 #    # queryset = Exam.objects.all().order_by('name')
 #    serializer_class = ExamSerializer
 #    permission_classes = [permissions.IsAuthenticated]
@@ -373,5 +386,6 @@ class ExamDelete(RevisionMixin, AuthorOrCheckerRequiredMixin, DeleteView):
     template_name = "exam_confirm_delete.html"
     success_url = reverse_lazy("sbas:index")
 
+
 class ExamClone(ExamCloneMixin, ExamCreate):
     """Clone exam view"""