Пример #1
0
        // GET: Courses/Edit/courseId
        // returns edit view where a teacher can modify the course's data
        public ActionResult Edit(int?courseId)
        {
            if (courseId == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }

            int id = (int)courseId;

            Course course = CourseHelper.GetById(id);

            if (course == null)
            {
                return(HttpNotFound());
            }

            // check if the user trying to access the course is a supervisor
            var supervisors = SupervisorHelper.GetSupervisorsForCourse(id);

            // if he isn't, then return him => denied
            if (!supervisors.Any(x => x.UserID == CurrentWebContext.CurrentUser.UserID))
            {
                return(new HttpStatusCodeResult(HttpStatusCode.Forbidden));
            }

            // create the viewmodel
            var viewModel = DetailedCourseVM.CreateDetailedCourseVMW(course, supervisors);

            ViewBag.CountOfPendingStudents = ParticipantHelper.GetCountOfPendingParticipants(id);

            return(View(viewModel));
        }
Пример #2
0
        // GET: Courses/Details/courseId
        // returns details view with all related data depending on the logged in user
        public ActionResult Details(int?courseId)
        {
            if (courseId == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }

            // cast nullable int
            int    id     = (int)courseId;
            Course course = CourseHelper.GetById(id);

            if (course == null)
            {
                return(HttpNotFound());
            }

            DetailedCourseVM viewModel = null;

            // check if the current user is a student and setup accordingly the view model
            if (CurrentWebContext.CurrentUser.Type == "student")
            {
                ViewBag.IsParticipant = false;
                viewModel             = new DetailedCourseVM(course);
                viewModel.Lectures    = LectureHelper.GetLecturesForCourse(course.CourseID);
                // get the type of student for this course
                ViewBag.StatusOfStudent = CourseHelper.GetStudentStatusForCourse(CurrentWebContext.CurrentUser.UserID, course.CourseID);
            }

            // check if the current user is a teacher and create the view model for him
            if (CurrentWebContext.CurrentUser.Type == "teacher")
            {
                viewModel = DetailedCourseVM.CreateDetailedCourseVMW(course);
                ViewBag.CountOfPendingStudents = ParticipantHelper.GetCountOfPendingParticipants(id);
            }
            return(View(viewModel));
        }