public ActionResult AddLesson( string Name, string Description, string Links, int id )
{
if( Name == null || Name == "" ) {
Name = "Урок";
}
CourseInstance courseInstance = db.CourseInstance.Where( p => id == p.ID ).FirstOrDefault();
Person author = db.Users.Where( p => User.Identity.Name == p.UserName ).FirstOrDefault();
if( !courseInstance.BaseCourse.Teachers.Contains( author ) ) {
ViewBag.Message = "У вас нет прав на редактирование этих материалов";
return View( "Error" );
}
var lesson = new Lesson() { Name = Name, Description = Description, Links = Links };
courseInstance.Lessons.Add( lesson );
db.SaveChanges();
return RedirectToAction( "CourseInstance", new { id = id } );
}
public ActionResult EditLesson( int courseInstanceId, int id, Lesson editedLesson )
{
Lesson lesson = db.Lesson.Where( l => l.ID == id ).First();
if( lesson == null ) {
return HttpNotFound();
}
CourseInstance courseInstance = db.CourseInstance.Where( c => c.ID == courseInstanceId ).First();
if( courseInstance.BaseCourse.Teachers.Where( t => User.Identity.Name == t.UserName ).FirstOrDefault() == null && !User.IsInRole( "admin" ) ) {
ViewBag.Message = "У вас нет прав на редактирование этих материалов";
return View( "Error" );
}
lesson.Name = editedLesson.Name;
lesson.Description = editedLesson.Description;
lesson.Links = editedLesson.Links;
if( !ModelState.IsValid ) {
ViewBag.CourseId = courseInstanceId;
return View( lesson );
}
db.SaveChanges();
return RedirectToAction( "CourseInstance", new { id = courseInstanceId } );
}