IEnumerable <ValidationResult> PseudoValidations(G10Context c)
{
string pseudoPattern = "^[\\W\\d_]+$";
bool isPseudoValid = Regex.IsMatch(Pseudo, pseudoPattern);
if (!IsPseudoUnique(Pseudo, c))
{
yield return(new ValidationResult("Pseudo already exists", new[] { nameof(Pseudo) }));
}
if (!isPseudoValid)
{
yield return(new ValidationResult("Invalid pseudo: letters/numbers/underscores allowed (Should begin by a letter)", new[] { nameof(Pseudo) }));
}
if (!IsPseudoLengthValid())
{
yield return(new ValidationResult("Invalid pseudo (" + MinLengthPseudoPasswordName + " - " + MaxLengthPseudo + " char)", new[] { nameof(Pseudo) }));
}
if (!IsPasswordLengthValid())
{
yield return(new ValidationResult("Invalid password (min " + MinLengthPseudoPasswordName + " char)", new[] { nameof(Password) }));
}
}
static bool IsPseudoUnique(string pseudo, G10Context c)
{
return((from u in c.Users
where u.Pseudo == pseudo
select u).FirstOrDefault() == null);
}
