private void ProcessIdentity(TrackingTokenViewModel trackingToken)
{
var identity = new ClaimsIdentity(JwtBearerDefaults.AuthenticationScheme);
identity.AddClaims(trackingToken.Claims);
ClaimsPrincipal principal = new ClaimsPrincipal(identity);
}
private async Task ProcessTrackingToken(string userName, TrackingTokenViewModel trackingToken)
{
await _trackingTokenDomainService.DisableOldTokens(userName);
await _trackingTokenDomainService.AddAsync(trackingToken);
ProcessIdentity(trackingToken);
}
internal static bool ValidateToken(string currentJWToken, TrackingTokenViewModel trackingToken, string currentUser)
{
bool resultado = false;
if (!AreParametesOk(currentJWToken, trackingToken, currentUser))
{
return(resultado);
}
if (!trackingToken.UserName.Equals(currentUser))
{
return(resultado);
}
var tokenHandler = new JwtSecurityTokenHandler();
var token = tokenHandler.ReadJwtToken(currentJWToken);
if (!trackingToken.Issuer.Equals(token.Issuer))
{
return(resultado);
}
if (!CompareDates(trackingToken.Exp, token.ValidTo))
{
return(resultado);
}
var iatDate = GetDateValue(
token.Claims.Where(c => c.Type == JwtRegisteredClaimNames.Iat).FirstOrDefault().Value);
var nbfDate = GetDateValue(
token.Claims.Where(c => c.Type == JwtRegisteredClaimNames.Nbf).FirstOrDefault().Value);
var aud = token.Claims.Where(c => c.Type == JwtRegisteredClaimNames.Aud).FirstOrDefault().Value;
var tokenAlg = token.SignatureAlgorithm;
if (!CompareDates(trackingToken.Iat, iatDate))
{
return(resultado);
}
if (!CompareDates(trackingToken.Nbf, nbfDate))
{
return(resultado);
}
if (!trackingToken.Audience.Equals(aud))
{
return(resultado);
}
if (!AppConfiguration.TokenAlgorithm.Equals(tokenAlg))
{
return(resultado);
}
return(true);
}
public static TrackingTokenViewModel Build(UserViewModel user)
{
var trackingToken = new TrackingTokenViewModel();
var current = DateTime.UtcNow;
var expiration = current.AddMinutes(AppConfiguration.TokenExpiration);
List <Claim> claims = GetClaims(user, current, expiration, trackingToken);
var tokenHandler = new JwtSecurityTokenHandler();
var token = tokenHandler.CreateToken(GetTokenDescriptor(claims, expiration));
trackingToken.Token = tokenHandler.WriteToken(token);
return(trackingToken);
}
private static List <Claim> GetClaims(
UserViewModel user, DateTime current, DateTime expiration, TrackingTokenViewModel trackingToken)
{
trackingToken.Audience = AppConfiguration.TokenAudiencie;
trackingToken.Exp = expiration;
trackingToken.Iat = current;
trackingToken.Issuer = AppConfiguration.TokenIssuer;
trackingToken.Nbf = current;
trackingToken.TokenId = Guid.NewGuid();
trackingToken.UserEmail = user.Email;
trackingToken.UserName = user.UserName;
trackingToken.UserId = user.Id;
var currentString = new DateTimeOffset(current).ToUnixTimeSeconds().ToString();
var otroString = EpochTime.GetIntDate(current).ToString();
try
{
var claims = new List <Claim>()
{
new Claim(JwtRegisteredClaimNames.Jti, trackingToken.TokenId.ToString()),
new Claim(ClaimTypes.NameIdentifier, trackingToken.UserName),
new Claim(ClaimTypes.Name, trackingToken.UserName),
new Claim(JwtRegisteredClaimNames.Email, trackingToken.UserEmail),
new Claim(JwtRegisteredClaimNames.NameId, user.Id.ToString()),
new Claim(JwtRegisteredClaimNames.Iat, currentString, ClaimValueTypes.String),
new Claim(JwtRegisteredClaimNames.Nbf, otroString, ClaimValueTypes.String),
new Claim(JwtRegisteredClaimNames.Exp, EpochTime.GetIntDate(trackingToken.Exp).ToString()),
new Claim(JwtRegisteredClaimNames.Aud, trackingToken.Audience),
new Claim(JwtRegisteredClaimNames.Iss, trackingToken.Issuer),
new Claim(ClaimTypes.Role, user.RolesNames, ClaimValueTypes.String, trackingToken.Issuer)
};
return(claims);
}
catch (Exception ex)
{
string a = ex.Message;
return(null);
}
}
private static bool AreParametesOk(string currentJWToken, TrackingTokenViewModel trackingToken, string currentUser)
{
return(!string.IsNullOrWhiteSpace(currentJWToken) &&
!string.IsNullOrWhiteSpace(currentUser) &&
trackingToken != null);
}
