public async Task <IActionResult> MoodleLoginAsync()
{
try
{
// Parse and check request
var authData = await MoodleAuthenticationTools.ParseAuthenticationRequestAsync(Request, _ltiOptions.OAuthConsumerKey, _ltiOptions.OAuthSharedSecret);
// Create identity
var identity = new ClaimsIdentity(CookieAuthenticationDefaults.AuthenticationScheme);
identity.AddClaim(new Claim(ClaimTypes.Name, authData.LoginName));
identity.AddClaim(new Claim(ClaimTypes.Email, authData.Email));
// TODO role
// Sign in
await HttpContext.SignInAsync(CookieAuthenticationDefaults.AuthenticationScheme, new ClaimsPrincipal(identity));
// TODO
return(Json(authData));
}
catch
{
// TODO
throw;
}
}
public async Task <IActionResult> LoginMoodleAsync([FromServices] IOptions <MoodleLtiOptions> moodleLtiOptions)
{
// Already logged in?
var currentUser = await GetCurrentUserAsync();
if (currentUser != null)
{
return(await RenderAsync(ViewType.Redirect));
}
// Parse and check request
MoodleAuthenticationMessageData authData;
try
{
authData = await MoodleAuthenticationTools.ParseAuthenticationRequestAsync
(
Request,
moodleLtiOptions.Value.OAuthConsumerKey,
moodleLtiOptions.Value.OAuthSharedSecret,
_serviceProvider.GetRequiredService <ILogger <MoodleAuthenticationTools> >()
);
}
catch (SecurityException)
{
AddStatusMessage(_localizer["LoginMoodleAsync:InvalidLogin"], StatusMessageTypes.Error);
return(await RenderAsync(ViewType.Blank));
}
// Does the user exist already?
var user = await _userService.FindUserByMoodleUserIdAsync(authData.UserId, HttpContext.RequestAborted);
if (user == null)
{
bool firstUser = !await _userService.AnyUsers(HttpContext.RequestAborted);
var newUser = new User
{
DisplayName = authData.FullName,
MoodleUserId = authData.UserId,
MoodleName = authData.LoginName,
GroupFindingCode = RandomStringGenerator.GetRandomString(10),
IsAdmin = firstUser
};
user = await _userService.CreateUserAsync(newUser, HttpContext.RequestAborted);
AddStatusMessage(_localizer["LoginMoodleAsync:AccountCreationSuccess"], StatusMessageTypes.Success);
}
// Sign in user
await DoLoginAsync(user);
// Done
AddStatusMessage(_localizer["LoginMoodleAsync:Success"], StatusMessageTypes.Success);
if (user.Group == null)
{
return(await ShowGroupFormAsync());
}
return(await RenderAsync(ViewType.Redirect));
}
