Course module implemented

Moderator can now create courses. Under his courses he can create quizzes.
Students can enroll for the course. Moderator can approve or reject
enrollment request of the student.
Student can view quizzes only for the enrolled course.

1 files changed, 14 insertions, 3 deletions

diff --git a/yaksh/forms.py b/yaksh/forms.py
index de40419..1af02f7 100644
--- a/yaksh/forms.py
+++ b/yaksh/forms.py
@@ -1,5 +1,5 @@
 from django import forms
-from yaksh.models import Profile, Quiz, Question, TestCase
+from yaksh.models import Profile, Quiz, Question, TestCase, Course
 
 from django.contrib.auth import authenticate
 from django.contrib.auth.models import User
@@ -132,12 +132,15 @@ class QuizForm(forms.Form):
     It has the related fields and functions required."""
 
     def __init__(self, *args, **kwargs):
+        user = kwargs.pop('user')
         super(QuizForm, self).__init__(*args, **kwargs)
         quizzes = [('', 'Select a prerequisite quiz')]
-        quizzes = quizzes + \
-                       list(Quiz.objects.values_list('id', 'description'))
+        quizzes += list(Quiz.objects.filter(
+                        course__creator=user).values_list('id', 'description'))
         self.fields['prerequisite'] = forms.CharField(required=False,
                                    widget=forms.Select(choices=quizzes))
+        self.fields['course'] = forms.ModelChoiceField(
+                queryset=Course.objects.filter(creator=user))
 
     start_date = forms.DateField(initial=datetime.date.today(), required=False)
     start_time = forms.TimeField(initial=datetime.datetime.now().time(), required=False)
@@ -156,6 +159,7 @@ class QuizForm(forms.Form):
                     help_text='Will be in days')
 
     def save(self):
+        course = self.cleaned_data["course"]
         start_date = self.cleaned_data["start_date"]
         start_time = self.cleaned_data["start_time"] 
         end_date = self.cleaned_data["end_date"]
@@ -169,6 +173,7 @@ class QuizForm(forms.Form):
         attempts_allowed = self.cleaned_data["attempts_allowed"]
         time_between_attempts = self.cleaned_data["time_between_attempts"]
         new_quiz = Quiz()
+        new_quiz.course = course
         new_quiz.start_date_time = datetime.datetime.combine(start_date,
                                                     start_time)
         new_quiz.end_date_time = datetime.datetime.combine(end_date,
@@ -265,3 +270,9 @@ class QuestionFilterForm(forms.Form):
 
 TestCaseFormSet = inlineformset_factory(Question, TestCase,\
                         can_order=False, can_delete=False, extra=1)
+
+
+class CourseForm(forms.ModelForm):
+    class Meta:
+        model = Course
+        fields = ['name', 'active', 'enrollment']