public ActionResult Edit(Course course)
{
if (ModelState.IsValid)
{
ConsumerContext.Entry(course).State = EntityState.Modified;
ConsumerContext.SaveChanges();
return RedirectToAction("Index");
}
return View(course);
}
public static LtiRequestViewModel CreateContentItemSelectionRequestViewModel(HttpRequestBase request, ContentItemTool contentItemTool, Course course, ApplicationUser user, string returnUrl)
{
var ltiRequest = new LtiRequest(LtiConstants.ContentItemSelectionRequestLtiMessageType)
{
ConsumerKey = contentItemTool.ConsumerKey,
Url = new Uri(contentItemTool.Url)
};
// Tool Consumer
ltiRequest.ToolConsumerInfoProductFamilyCode = Assembly.GetExecutingAssembly().GetName().Name;
ltiRequest.ToolConsumerInfoVersion = Assembly.GetExecutingAssembly().GetName().Version.ToString();
// Context
ltiRequest.ContextId = course.CourseId.ToString(CultureInfo.InvariantCulture);
ltiRequest.ContextTitle = course.Name;
ltiRequest.ContextType = course.EnrolledUsers.Any(u => u.Id == user.Id)
? LisContextType.CourseSection
: LisContextType.CourseTemplate;
ltiRequest.LisCourseSectionSourcedId = course.CourseId.ToString(CultureInfo.InvariantCulture);
// Instance
ltiRequest.ToolConsumerInstanceGuid = "~/".ToAbsoluteUrl();
var title = Assembly.GetExecutingAssembly().GetCustomAttributes<AssemblyTitleAttribute>().FirstOrDefault();
ltiRequest.ToolConsumerInstanceName = title == null ? null : title.Title;
// User
if (user.SendEmail.GetValueOrDefault(true))
{
ltiRequest.LisPersonEmailPrimary = user.Email;
}
if (user.SendName.GetValueOrDefault(true))
{
ltiRequest.LisPersonNameFamily = user.LastName;
ltiRequest.LisPersonNameGiven = user.FirstName;
}
ltiRequest.UserId = user.Id;
ltiRequest.UserName = user.UserName;
ltiRequest.SetRoles(GetLtiRolesForUser(user));
// Presentation
ltiRequest.LaunchPresentationDocumentTarget = DocumentTarget.iframe;
// Content Item Tool
ltiRequest.AcceptMediaTypes = LtiConstants.LtiLinkMediaType; // Only accept LTI Link
ltiRequest.AcceptMultiple = true;
ltiRequest.AcceptPresentationDocumentTargets = "iframe";
ltiRequest.AcceptUnsigned = false;
ltiRequest.ContentItemReturnUrl = returnUrl;
//ltiRequest.ContentItemServiceUrl = "about:blank";
ltiRequest.Data = JsonConvert.SerializeObject(new ContentItemData
{
ContentItemToolId = contentItemTool.ContentItemToolId,
CourseId = course.CourseId
});
// Add the custom parameters.
var customParameters = contentItemTool.CustomParameters;
// This tool consumer supports 3 non-spec custom parameters
if (!string.IsNullOrWhiteSpace(customParameters))
{
ltiRequest.AddCustomParameters(customParameters);
}
return ltiRequest.GetViewModel(contentItemTool.ConsumerSecret);
}
public ActionResult Create(Course model)
{
if (ModelState.IsValid)
{
model.Instructor = UserManager.FindById(User.Identity.GetUserId());
ConsumerContext.Courses.Add(model);
ConsumerContext.SaveChanges();
return RedirectToAction("Index");
}
return View(model);
}
