Add course_code field allows access only to users with relevant course code string

4 files changed, 49 insertions, 8 deletions

diff --git a/yaksh/forms.py b/yaksh/forms.py
index f7f7a10..1306e7d 100644
--- a/yaksh/forms.py
+++ b/yaksh/forms.py
@@ -274,6 +274,17 @@ class QuestionFilterForm(forms.Form):
 class CourseForm(forms.ModelForm):
     """ course form for moderators """
 
+    def save(self, commit=True, *args, **kwargs):
+        instance = super(CourseForm, self).save(commit=False)
+        if instance.code:
+            instance.hidden = True
+        else:
+            instance.hidden = False
+
+        if commit:
+            instance.save()
+        return instance
+
     class Meta:
         model = Course
         exclude = ['creator', 'requests', 'students', 'rejected',
diff --git a/yaksh/models.py b/yaksh/models.py
index 6646615..35375e0 100644
--- a/yaksh/models.py
+++ b/yaksh/models.py
@@ -112,6 +112,8 @@ class CourseManager(models.Manager):
         trial_course.enroll(False, user)
         return trial_course
 
+    def get_hidden_courses(self, code):
+        return self.filter(code=code, hidden=True)
 
 ###############################################################################
 class Course(models.Model):
@@ -119,6 +121,8 @@ class Course(models.Model):
     name = models.CharField(max_length=128)
     enrollment = models.CharField(max_length=32, choices=enrollment_methods)
     active = models.BooleanField(default=True)
+    code = models.CharField(max_length=128, null=True, blank=True)
+    hidden = models.BooleanField(default=False)
     creator = models.ForeignKey(User, related_name='creator')
     students = models.ManyToManyField(User, related_name='students')
     requests = models.ManyToManyField(User, related_name='requests')
diff --git a/yaksh/templates/yaksh/quizzes_user.html b/yaksh/templates/yaksh/quizzes_user.html
index ce74844..c34138f 100644
--- a/yaksh/templates/yaksh/quizzes_user.html
+++ b/yaksh/templates/yaksh/quizzes_user.html
@@ -1,6 +1,21 @@
 {% extends "user.html" %}
 {% block pagetitle %} {{ title }} {% endblock %}
 {% block main %}
+<div class="row well">
+    <form action="{{ URL_ROOT }}/exam/quizzes/" method="post" id="custom-search-form" class="form-search form-horizontal pull-right">
+        {% csrf_token %}
+        <div class="col-md-12">
+            <div class="input-group">
+                <span class="input-group-addon" id="basic-addon1">Search Course</span>
+                <input type="text" name="course_code" class="form-control" placeholder="Course Code">
+                <span class="input-group-btn">
+                    <button class="btn btn-default" type="submit">Search</button>
+                    <button class="btn btn-default" type="button" name="button" onClick='location.replace("{{URL_ROOT}}/exam/quizzes/");'>Cancel</button>
+                </span>
+            </div>
+        </div>
+    </form>
+</div>
 {% for course in courses %}
 <div class="row well">
     <div class="col-md-12">
@@ -41,7 +56,7 @@
                             </td>
                         {% else %}
                             <td>
-                                {{ quiz.description }} <span class="label label-danger">INACTIVE</span><br>
+                                {{ quiz.description }} <span class="label label-danger">Inactive</span><br>
                             </td>
                         {% endif %}
                         <td>
@@ -83,7 +98,7 @@
         {% endif %}
     </div>
 </div><!--/row-->
- </br>
+</br>
 {% endfor %}
 
 {% endblock %}
diff --git a/yaksh/views.py b/yaksh/views.py
index 94cb0c6..d298e5e 100644
--- a/yaksh/views.py
+++ b/yaksh/views.py
@@ -122,14 +122,25 @@ def user_logout(request):
 def quizlist_user(request, enrolled=None):
     """Show All Quizzes that is available to logged-in user."""
     user = request.user
-    if enrolled is not None:
+    ci = RequestContext(request)
+
+    if request.method == "POST":
+        course_code = request.POST.get('course_code')
+        hidden_courses = Course.objects.get_hidden_courses(code=course_code)
+        courses = hidden_courses if hidden_courses else None
+        title = 'Search'
+
+    elif enrolled is not None:
         courses = user.students.all()
         title = 'Enrolled Courses'
     else:
-        courses = Course.objects.filter(active=True, is_trial=False)
+        courses = Course.objects.filter(active=True, is_trial=False, hidden=False)
         title = 'All Courses'
+
     context = {'user': user, 'courses': courses, 'title': title}
-    return my_render_to_response("yaksh/quizzes_user.html", context)
+
+    return my_render_to_response("yaksh/quizzes_user.html", context,
+        context_instance=ci)
 
 
 @login_required
@@ -639,8 +650,8 @@ def enroll_request(request, course_id):
     user = request.user
     ci = RequestContext(request)
     course = get_object_or_404(Course, pk=course_id)
-    if not course.is_active_enrollment:
-        msg = 'Enrollment for this course has been closed, please contact your '\
+    if not course.is_active_enrollment and course.hidden:
+        msg = 'Unable to add enrollments for this course, please contact your '\
             'instructor/administrator.'
         return complete(request, msg, attempt_num=None, questionpaper_id=None)
 
@@ -1238,7 +1249,7 @@ def search_teacher(request, course_id):
     if not is_moderator(user):
         raise Http404('You are not allowed to view this page!')
 
-    context = {}
+    context = {'success': False}
     course = get_object_or_404(Course, pk=course_id)
     context['course'] = course