/* This method is used for authentication in login and check if there
* exist user in the base */
private bool isValid(string username, string password, bool forExist)
{
var crypto = new SimpleCrypto.PBKDF2();
bool validation = false;
using (var db = new Blog.Models.BlogDataEntities())
{
var user = db.User.FirstOrDefault(u => u.Username == username);
if (user != null)
{
if (forExist == true)
{
return(true);
}
if (user.Password == crypto.Compute(password, user.PasswordSalt))
{
validation = true;
}
}
}
return(validation);
}
public ActionResult Register(Models.RegisterUser user)
{
try
{
if (ModelState.IsValid)
{
using (var db = new Blog.Models.BlogDataEntities())
{
var crypto = new SimpleCrypto.PBKDF2();
var encryptPass = crypto.Compute(user.Password);
var newUser = db.User.Create();
newUser.Username = user.Username;
newUser.Password = encryptPass;
newUser.PasswordSalt = crypto.Salt;
newUser.FirstName = user.FirstName;
newUser.LastName = user.LastName;
newUser.DateCreated = DateTime.Now;
if (isValid(newUser.Username, newUser.Password, true))
{
ModelState.AddModelError("", "The username exist in the database. Please choice another username");
return(View());
}
db.User.Add(newUser);
db.SaveChanges();
TempData["successRegister"] = "Successful register";
return(RedirectToAction("Login", "User"));
}
}
else
{
ModelState.AddModelError("", "Data is not correct!");
}
}
catch (DbEntityValidationException e)
{
foreach (var eve in e.EntityValidationErrors)
{
Console.WriteLine("Entity of type \"{0}\" in state \"{1}\" has the following validation errors:",
eve.Entry.Entity.GetType().Name, eve.Entry.State);
foreach (var ve in eve.ValidationErrors)
{
Console.WriteLine("- Property: \"{0}\", Error: \"{1}\"",
ve.PropertyName, ve.ErrorMessage);
}
}
throw;
}
return(View());
}