/*
* This method enforces page level security
*/
public void OnAuthorization(AuthorizationContext filterContext)
{
// if the user is not signed in
if (Cache.AccessCache().Get("activeAccount") == null)
{
// redirect to login
filterContext.Result = new RedirectResult("/account/showloginform");
}
}
/*
* this method signs the user out of the application
* @return the login view after logout
*/
public ActionResult HandleLogout()
{
try
{
// clear cache to forget signed-in user
Cache.AccessCache().Clear();
// send the client to the login form after sign out
return(View("ShowLoginForm"));
}
catch (Exception e)
{
// log error
Logger.Error("Failed loading difficulty screen view: " + e.Message);
// return the generic error page
return(View("Exception"));
}
}
// authenticate the user
public ActionResult Authenticate(CredentialModel credentialSet)
{
try
{
//log entry into method
Logger.Info("Entering AccountController.Authenticate()");
// instantiate the business service
UserBusinessService BusinessService = new UserBusinessService();
// use business service to authenticate user
bool loginSuccess = BusinessService.Authenticate(credentialSet);
// if login was successful return the success view
if (loginSuccess)
{
Cache.AccessCache().Put("activeAccount", credentialSet.Email);
//log success
Logger.Info("Exiting AccountController.Authenticate() with login success");
return(View("loginSuccess"));
}
// otherwise return the login fail view
else
{
//log failure
Logger.Info("Exiting AccountController.Authenticate() with login failure");
return(View("loginFail"));
}
}
catch (Exception e)
{
Logger.Error("Exiting AccountController.Authenticate() with an exception: " + e.Message);
// return the generic error page
return(View("Exception"));
}
}
public ActionResult StartGame(string difficulty)
{
// use try/catch block to handle exceptions
try
{
// the difficulty the player selected on the previous form
int chosenDifficulty = Int32.Parse(difficulty);
// instaniate game bundle. The bundle model includes all models and primitives related to the game.
Bundle = new GameBundle(chosenDifficulty);
Bundle.User = Cache.AccessCache().Get("activeAccount");
// instantiate game service
// the game service is a Business Logic Layer class that enforces rules & logic
GameService gameService = new GameService();
// deploy mines
gameService.SetupLiveNeighbors(Bundle);
// calculate neighbor counts for each cell
gameService.CalculateLiveNeighbors(Bundle);
// return the game board view
return(View("gameBoard", Bundle));
}
// handle exceptions
catch (Exception e)
{
// log error
Logger.Error("Failed to start game: " + e.Message);
// return generic error page
return(View("Exception"));
}
}