public string GenerateHash(string password, PasswordAlgorithms algorithm)
{
switch (algorithm)
{
case PasswordAlgorithms.SHA256:
return(GenerateHashWithSHA256(password));
}
throw new ArgumentException();
}
private PasswordAlgorithm CreateIfNotExistsOrGet(PasswordAlgorithms algorithm)
{
var name = Enum.GetName(typeof(PasswordAlgorithms), algorithm);
var passwordAlgorithm = Repository.GetSet <PasswordAlgorithm>().FirstOrDefault(p => p.Name.ToLower().Equals(name.ToLower()));
if (passwordAlgorithm == null)
{
passwordAlgorithm = new PasswordAlgorithm();
passwordAlgorithm.Name = name;
Repository.Add(passwordAlgorithm);
}
return(passwordAlgorithm);
}
public User FindUser(string name, string password)
{
ThrowsIfEmpty(name, password);
var userView = FindUserView(name);
PasswordAlgorithms algorithm = (PasswordAlgorithms)Enum.Parse(typeof(PasswordAlgorithms), userView.PasswordAlgorithmName);
var passwordHash = PasswordService.GenerateHash(password, algorithm);
if (userView.Name.ToLower().Equals(name.ToLower()) && userView.Password.Equals(passwordHash))
{
return(userView.User);
}
else
{
throw new NotFoundException();
}
}