public static bool ResetSenhaPadrão(ResetPasswordDTO credentials, out IEnumerable <string> validationErrors)
{
using (Data.Contexts.SMEManagementContext db = new Contexts.SMEManagementContext())
{
User user =
(from current in db.Users
where current.Name == credentials.Username
select current).FirstOrDefault();
validationErrors = default;
if (user != null)
{
validationErrors = ValidatePassword(credentials, user);
if (validationErrors.Count() < 1)
{
user.Password = Cryptography.HashPassword(credentials.NewPassword);
return(db.SaveChanges() > 0);
}
}
return(false);
}
}
private static IEnumerable <string> ValidatePassword(ResetPasswordDTO credentials, User user)
{
var oldPasswordHash = Cryptography.HashPassword(credentials.OldPassword);
var anyUpperCaseLetterPattern = @"[A-Z]+";
var anyDigitPattern = @"\d+";
var anySpecialCharactertPattern = @"[^a-zA-Z0-9]";
if (oldPasswordHash != user.Password)
{
yield return(PasswordValidationMsgsEnum.WRONG_OLD_PASSWORD.Text);
}
if (credentials.NewPassword != credentials.NewPasswordRepeat)
{
yield return(PasswordValidationMsgsEnum.PASSWORDS_CONFIRMATION_DIFF.Text);
}
if (credentials.NewPassword.Length < 8 || !(Regex.IsMatch(credentials.NewPassword, anyUpperCaseLetterPattern) &&
Regex.IsMatch(credentials.NewPassword, anyDigitPattern) &&
Regex.IsMatch(credentials.NewPassword, anySpecialCharactertPattern)))
{
yield return(PasswordValidationMsgsEnum.PASSWORD_INSUFFICIENT_COMPLEXITY.Text);
}
yield break;
}
public static bool ValidateUser(string username, string password)
{
using (SMEManagementContextData db = new SMEManagementContextData())
return(db.Users.Any(x => x.Name == username && x.Password == Cryptography.HashPassword(password)));
}
