BetterMembership.Web.BetterMembershipProvider.ValidatePasswordWithoutNotification C# (CSharp) Метод

        private bool ValidatePasswordWithoutNotification(string password)
        {
            if (string.IsNullOrWhiteSpace(password) || password.Length < this.MinRequiredPasswordLength
                || password.Length > this.MaxPasswordLength)
            {
                return false;
            }

            var count = password.Where((t, i) => !char.IsLetterOrDigit(password, i)).Count();

            if (count < this.MinRequiredNonAlphanumericCharacters)
            {
                return false;
            }

            if (this.PasswordStrengthRegularExpression.Length > 0)
            {
                if (!Regex.IsMatch(password, this.PasswordStrengthRegularExpression))
                {
                    return false;
                }
            }

            return true;
        }