/// <summary>
/// tries to log the user in
/// </summary>
/// <param name="username">the username of the user</param>
/// <param name="password">the password for the user</param>
/// <returns>if it was able to login</returns>
public bool Login(string username, string password)
{
if (password.Length > 5)
{
byte[] passwordByte = Encoding.UTF8.GetBytes(password);
User user = dataManager.GetUser(username);
if (user.Password != null)
{
byte[] salt = Convert.FromBase64String(user.Salt);
password = Convert.ToBase64String(hashing.ComputeMAC(passwordByte, salt));
return hashing.Validate(Convert.FromBase64String(user.Password), Convert.FromBase64String(password));
}
}
return false;
}
/// <summary>
/// Validates user inputs with the inputed MAC
/// </summary>
public void Validate(object obj = null)
{
try
{
if (VMAC != "")
{
byte[] userMAC = new byte[0];
if (vAscii)
{
// Converts ascii to byte array
userMAC = Encoding.ASCII.GetBytes(VMAC);
}
else if (vBase64)
{
// Converts base64 to byte array
userMAC = Convert.FromBase64String(VMAC);
}
else
{
// Converts hex string to byte array
string[] hexValuesSplit = VMAC.Split('-');
userMAC = new byte[hexValuesSplit.Length];
for (int i = 0; i < hexValuesSplit.Length; i++)
{
userMAC[i] = Convert.ToByte(hexValuesSplit[i], 16);
}
}
// Validates the inputed mac with the generated mac
Valid = hashing.Validate(hashed, userMAC);
}
}
catch
{
Valid = false;
}
}
