public void CanGetEncryptedTokenTest()
{
IMateDAO <Mate> MateDAO = new MateDAO(_connection);
Mate testMate = new Mate();
testMate.FirstName = "Miguel";
testMate.LastName = "Dev";
testMate.UserName = "******";
testMate.Password = "******";
testMate.Email = "*****@*****.**";
testMate.Description = "Lorem Ipsum is simply dummy text of the printing and typesetting industry.";
testMate.Address = "Figueiró";
testMate.Categories = new[] { Categories.CLEANING, Categories.PLUMBING };
testMate.Rank = Ranks.SUPER_MATE;
testMate.Range = 20;
Mate returned = MateDAO.Create(testMate);
string refreshToken = RefreshTokenHelper.generateRefreshToken();
RefreshTokenDAO refreshTokenDAO = new RefreshTokenDAO(_connection);
refreshTokenDAO.saveEncryptedRefreshToken(refreshToken, returned.Email);
EncryptedRefreshTokenModel returnedToken = refreshTokenDAO.GetEncryptedRefreshTokenModel(returned.Email);
Assert.Equal(returned.Email, returnedToken.Email);
Assert.True(PasswordOperations.VerifyHash(refreshToken, returnedToken.Hash, returnedToken.Salt));
_fixture.Dispose();
}
/// <summary>
/// Método para autenticar um User
/// </summary>
/// <param name="email">O email do utilizador a ser autenticado</param>
/// <param name="password">A password do utilizador a ser autenticado</param>
/// <returns>Retorna o User autenticado ou null</returns>
public User Authenticate(string email, string password)
{
// Caso nao o email seja nulo ou vazio ou a password nula ou vazia
if (string.IsNullOrEmpty(email) || string.IsNullOrEmpty(password))
{
return(null);
}
UserDAO userDAO = new UserDAO(_connection);
User user = userDAO.FindUserByEmail(email);
// Caso o user seja nulo
if (user == null)
{
return(null);
}
// Verificar a hash da password para que o user faça o login
if (!PasswordOperations.VerifyHash(password, user.Password, user.PasswordSalt))
{
return(null);
}
return(user);
}
public void CanRegisterEmployerTest()
{
IEmployerDAO <Employer> EmployerDAO = new EmployerDAO(_connection);
Employer testEmployer = new Employer();
string password = testEmployer.Password;
testEmployer.FirstName = "Samuel";
testEmployer.LastName = "Cunha";
testEmployer.UserName = "******";
testEmployer.Password = "******";
testEmployer.Email = "*****@*****.**";
testEmployer.Description = "Lorem Ipsum is simply dummy text of the printing and typesetting industry.";
testEmployer.Address = "Aparecida";
Employer returned = EmployerDAO.Create(testEmployer);
Assert.True(PasswordOperations.VerifyHash("samuel123", returned.Password, returned.PasswordSalt));
_fixture.Dispose();
}
/// <summary>
/// Método que faz o refresh de um token.
/// É utilizado o token antigo para validação e para ir buscar as claims
/// </summary>
/// <param name="tokens">Objeto ResponseTokens com o token antigo
/// e token de resfresh</param>
/// <param name="secret">Secret para criar um token de acesso novo</param>
/// <returns>Retorna um objeto ResponseTokens com o token novo
/// e token de resfresh novo</returns>
public ResponseTokens Refresh(ResponseTokens tokens, string secret)
{
var tokenHandler = new JwtSecurityTokenHandler();
var key = Encoding.ASCII.GetBytes(secret);
SecurityToken validatedToken;
var principal = tokenHandler.ValidateToken(tokens.Token,
new TokenValidationParameters
{
ValidateIssuerSigningKey = true,
IssuerSigningKey = new SymmetricSecurityKey(key),
ValidateIssuer = false,
ValidateAudience = false,
ValidateLifetime = false
}, out validatedToken);
var jwtToken = validatedToken as JwtSecurityToken;
if (jwtToken == null || !jwtToken.Header.Alg.Equals(SecurityAlgorithms.HmacSha256, StringComparison.InvariantCultureIgnoreCase))
{
throw new SecurityTokenException("Token Inválido!");
}
string email = ClaimHelper.GetEmailFromClaimIdentity((ClaimsIdentity)principal.Identity);
RefreshTokenDAO refreshTokenDAO = new RefreshTokenDAO(_connection);
EncryptedRefreshTokenModel encToken = refreshTokenDAO.GetEncryptedRefreshTokenModel(email);
if (encToken == null)
{
throw new Exception("O token nao existe para o email pretendido!");
}
if (PasswordOperations.VerifyHash(tokens.RefreshToken, encToken.Hash, encToken.Salt) == false)
{
throw new SecurityTokenException("Token Inválido!");
}
return(Authenticate(email, secret, principal.Claims.ToArray()));
}
public void CanRegisterMateWrongPasswordTest()
{
IMateDAO <Mate> MateDAO = new MateDAO(_connection);
Mate testMate = new Mate();
string password = testMate.Password;
testMate.FirstName = "Miguel";
testMate.LastName = "Dev";
testMate.UserName = "******";
testMate.Password = "******";
testMate.Email = "*****@*****.**";
testMate.Description = "Lorem Ipsum is simply dummy text of the printing and typesetting industry.";
testMate.Address = "Figueir";
testMate.Categories = new[] { Categories.CLEANING, Categories.PLUMBING };
testMate.Rank = Ranks.SUPER_MATE;
testMate.Range = 20;
Mate returned = MateDAO.Create(testMate);
Assert.False(PasswordOperations.VerifyHash("12345", returned.Password, returned.PasswordSalt));
_fixture.Dispose();
}
/// <summary>
/// Método que atualiza a password
/// de um determindado utilizador
/// </summary>
/// <param name="newPass">Nova palavra-passe</param>
/// <param name="id">Id do utilizador que pretende alterar
/// a sua palavra-passe</param>
/// <returns>
/// True caso a password seja atualizada com sucesso
/// False caso contrário
/// </returns>
public bool UpdatePassword(PasswordUpdateModel newPass, int?id)
{
User user = FindById((int)id);
if (user == null)
{
throw new Exception("O utilizador não existe!");
}
if (PasswordOperations.VerifyHash(newPass.OldPassword, user.Password, user.PasswordSalt))
{
using (SqlCommand cmd = _connection.Fetch().CreateCommand())
{
cmd.CommandType = CommandType.Text;
cmd.CommandText = "UPDATE dbo.[User] " +
"SET Password = @pass, PasswordSalt = @salt " +
"WHERE Id = @id";
cmd.Parameters.Add("@id", SqlDbType.Int).Value = id;
var password = PasswordOperations.Encrypt(newPass.Password);
cmd.Parameters.Add("@pass", SqlDbType.NVarChar).Value = password.Item2;
cmd.Parameters.Add("@salt", SqlDbType.NVarChar).Value = password.Item1;
if (cmd.ExecuteNonQuery() == 0)
{
return(false);
}
}
return(true);
}
else
{
throw new Exception("A password antiga é inválida!");
}
}