diff options
| -rw-r--r-- | yaksh/models.py | 64 | ||||
| -rw-r--r-- | yaksh/urls.py | 4 | ||||
| -rw-r--r-- | yaksh/views.py | 40 |
3 files changed, 89 insertions, 19 deletions
diff --git a/yaksh/models.py b/yaksh/models.py index 1e45851..d5b2923 100644 --- a/yaksh/models.py +++ b/yaksh/models.py @@ -161,6 +161,23 @@ class Lesson(models.Model): def get_files(self): return LessonFile.objects.filter(lesson=self) + def _create_lesson_copy(self, user): + lesson_files = self.get_files() + new_lesson = self + new_lesson.id = None + new_lesson.name = "Copy of {0}".format(self.name) + new_lesson.creator = user + new_lesson.save() + for _file in lesson_files: + file_name = os.path.basename(_file.file.name) + if os.path.exists(_file.file.path): + lesson_file = open(_file.file.path, "rb") + django_file = File(lesson_file) + lesson_file_obj = LessonFile() + lesson_file_obj.lesson = new_lesson + lesson_file_obj.file.save(file_name, django_file, save=True) + return new_lesson + ############################################################################# class LessonFile(models.Model): @@ -352,6 +369,17 @@ class Quiz(models.Model): course=course, passed=False ).values_list("user", flat=True).distinct().count() + def _create_quiz_copy(self, user): + question_papers = self.questionpaper_set.all() + new_quiz = self + new_quiz.id = None + new_quiz.description = "Copy of {0}".format(self.description) + new_quiz.creator = user + new_quiz.save() + for qp in question_papers: + qp._create_duplicate_questionpaper(new_quiz) + return new_quiz + def __str__(self): desc = self.description or 'Quiz' return '%s: on %s for %d minutes' % (desc, self.start_date_time, @@ -402,6 +430,17 @@ class LearningUnit(models.Model): success = False return success + def _create_unit_copy(self, user): + if self.type == "quiz": + new_quiz = self.quiz._create_quiz_copy(user) + new_unit = LearningUnit.objects.create( + order=self.order, type="quiz", quiz=new_quiz) + else: + new_lesson = self.lesson._create_lesson_copy(user) + new_unit = LearningUnit.objects.create( + order=self.order, type="lesson", lesson=new_lesson) + return new_unit + ############################################################################### class LearningModule(models.Model): @@ -496,6 +535,18 @@ class LearningModule(models.Model): percent = round((count / len(units)) * 100) return percent + def _create_module_copy(self, user, module_name): + learning_units = self.learning_unit.order_by("order") + new_module = self + new_module.id = None + new_module.name = module_name + new_module.creator = user + new_module.save() + for unit in learning_units: + new_unit = unit._create_unit_copy(user) + new_module.learning_unit.add(new_unit) + return new_module + def __str__(self): return self.name @@ -556,6 +607,15 @@ class Course(models.Model): return new_course + def create_shallow_copy(self, user): + learning_modules = self.learning_module.order_by("order") + copy_course_name = "Copy Of {0}".format(self.name) + new_course = self._create_duplicate_instance(user, copy_course_name) + for module in learning_modules: + copy_module_name = "Copy of {0}".format(module.name) + new_module = module._create_module_copy(user, copy_module_name) + new_course.learning_module.add(new_module) + def request(self, *users): self.requests.add(*users) @@ -1129,8 +1189,8 @@ class QuestionPaper(models.Model): return questions def _create_duplicate_questionpaper(self, quiz): - new_questionpaper = QuestionPaper.objects.create(quiz=quiz, - shuffle_questions=self.shuffle_questions, + new_questionpaper = QuestionPaper.objects.create( + quiz=quiz, shuffle_questions=self.shuffle_questions, total_marks=self.total_marks, fixed_question_order=self.fixed_question_order ) diff --git a/yaksh/urls.py b/yaksh/urls.py index 08c2091..b1e6249 100644 --- a/yaksh/urls.py +++ b/yaksh/urls.py @@ -86,8 +86,8 @@ urlpatterns = [ views.show_statistics, name="show_statistics"), url(r'^manage/download_quiz_csv/(?P<course_id>\d+)/(?P<quiz_id>\d+)/$', views.download_quiz_csv, name="download_quiz_csv"), - url(r'^manage/duplicate_course/(?P<course_id>\d+)/$', views.duplicate_course, - name='duplicate_course'), + url(r'^manage/duplicate_course/(?P<copy_type>copy|clone)/(?P<course_id>\d+)/$', + views.duplicate_course, name='duplicate_course'), url(r'manage/courses/$', views.courses, name='courses'), url(r'manage/add_course/$', views.add_course, name='add_course'), url(r'manage/edit_course/(?P<course_id>\d+)$', views.add_course, name='edit_course'), diff --git a/yaksh/views.py b/yaksh/views.py index 2bc5dfe..1055bda 100644 --- a/yaksh/views.py +++ b/yaksh/views.py @@ -390,8 +390,8 @@ def prof_manage(request, msg=None): return my_redirect('/exam/login') if not is_moderator(user): return my_redirect('/exam/') - courses = Course.objects.filter(creator=user, is_trial=False) - + courses = Course.objects.filter(Q(creator=user) | Q(teachers=user), + is_trial=False) trial_paper = AnswerPaper.objects.filter( user=user, question_paper__quiz__is_trial=True, course__is_trial=True @@ -399,17 +399,18 @@ def prof_manage(request, msg=None): if request.method == "POST": delete_paper = request.POST.getlist('delete_paper') for answerpaper_id in delete_paper: - answerpaper = AnswerPaper.objects.get(id=answerpaper_id) - qpaper = answerpaper.question_paper - answerpaper.course.remove_trial_modules() - answerpaper.course.delete() - if qpaper.quiz.is_trial: - qpaper.quiz.delete() - else: - if qpaper.answerpaper_set.count() == 1: + answerpaper = AnswerPaper.objects.filter(id=answerpaper_id) + if answerpaper.exists(): + qpaper = answerpaper.first().question_paper + answerpaper.first().course.remove_trial_modules() + answerpaper.first().course.delete() + if qpaper.quiz.is_trial: qpaper.quiz.delete() else: - answerpaper.delete() + if qpaper.answerpaper_set.count() == 1: + qpaper.quiz.delete() + else: + answerpaper.delete() context = {'user': user, 'courses': courses, 'trial_paper': trial_paper, 'msg': msg } @@ -2240,17 +2241,26 @@ def download_sample_csv(request): @login_required @email_verified -def duplicate_course(request, course_id): +def duplicate_course(request, copy_type, course_id): user = request.user course = Course.objects.get(id=course_id) if not is_moderator(user): raise Http404('You are not allowed to view this page!') if course.is_teacher(user) or course.is_creator(user): - course.create_duplicate_course(user) + if copy_type == "copy": + # Link all the modules from current course to copied course + course.create_duplicate_course(user) + else: + # Create new entries of modules, lessons/quizzes + # from current course to copied course + course.create_shallow_copy(user) else: - msg = 'You do not have permissions to clone this course, please contact your '\ - 'instructor/administrator.' + msg = dedent( + '''\ + You do not have permissions to clone {0} course, please contact + your instructor/administrator.'''.format(course.name) + ) return complete(request, msg, attempt_num=None, questionpaper_id=None) return my_redirect('/exam/manage/courses/') |