public bool SignUp()
{
try
{
if (!Directory.Exists(DatabaseDir))
{
Directory.CreateDirectory(DatabaseDir);
}
if (!IsUserValid())
{
return(false);
}
var emailExists = this.CheckUniqueEmail();
if (emailExists)
{
this.WarningMessage = "This email already exists. Please choose another one!";
return(false);
}
var isEmailValid = this.isEmailValid();
if (!isEmailValid)
{
this.WarningMessage = "Please input a valid email!";
return(false);
}
var emailEncoded = Convert.ToBase64String(Encoding.UTF8.GetBytes(this.User.Email));
var filePath = Path.Combine(DatabaseDir, emailEncoded);
filePath = Path.ChangeExtension(filePath, "xml");
var keyPair = RSAService.GenerateKeyPair((int)this.KeySize);
User.Passphrase = HashService.SHA256Hash(User.Passphrase, User.Salt);
User.IV = Convert.ToBase64String(SymetricService.RijndaelGenerateIV());
User.PrivateKey = SymetricService.RijndaelEncryptData(keyPair.PrivateKey,
Convert.FromBase64String(User.Passphrase),
Convert.FromBase64String(User.IV));
User.PublicKey = Convert.ToBase64String(Encoding.UTF8.GetBytes(keyPair.PublicKey));
XmlService.WriteToXml <UserDto>(filePath, User);
this.InfoMessage = "Sign up successfully";
}
catch (Exception ex)
{
this.WarningMessage = "There was an error creating your account";
return(false);
}
return(true);
}
