private static ICertificateFetcher GetCertificateFetcher(JwtOAuthClient client)
{
var certificateFetcher =
client.RelativeFileCertificate != null
? new FileCertificateFetcher(client.RelativeFileCertificate)
: client.StoreCertificate != null
? new StoreByThumbprintCertificateFetcher(client.StoreCertificate)
: null as ICertificateFetcher;
return(certificateFetcher);
}
private string GetJwe(AuthenticationTicket data, JwtOAuthClient client, string clientId)
{
var certificateFetcher = GetCertificateFetcher(client);
var securityKey = TextEncodings.Base64Url.Decode(client.Secret);
var jwt = this.GetJwt(data, securityKey, clientId);
var publicKey = certificateFetcher?.Fetch()?.PublicKey.Key as RSACryptoServiceProvider;
var jwe = publicKey != null
? JWT.Encode(jwt, publicKey, JweAlgorithm.RSA_OAEP_256, JweEncryption.A256GCM, JweCompression.DEF)
: jwt;
return(jwe);
}