/// <summary>
/// Gets the bearer assertion authorization grant parameters. This is typically
/// used to request an OAuth access token.
/// </summary>
/// <returns>The URL-encoded assertion parameters.</returns>
public string GetBearerAssertionAuthorizationGrantParams()
{
StringBuilder args = new StringBuilder();
args.AppendFormat("grant_type={0}", HttpUtility.UrlEncode(AUTHORIZATION_GRANT_TYPE));
string base64Assertion = SamlAccount.ToBase64ForUrlString(
Encoding.UTF8.GetBytes(_saml20Assertion.XmlAssertion.OuterXml)
);
args.AppendFormat("&assertion={0}", base64Assertion);
return(args.ToString());
}
/// <summary>
/// Gets the bearer assertion client authentication parameters.
/// </summary>
/// <returns>The URL-encoded client assertion parameters.</returns>
public string GetBearerAssertionClientAuthenticationParams()
{
StringBuilder args = new StringBuilder();
args.AppendFormat("client_assertion_type={0}", HttpUtility.UrlEncode(CLIENT_ASSERTION_TYPE));
string base64Assertion = SamlAccount.ToBase64ForUrlString(
Encoding.UTF8.GetBytes(_saml20Assertion.XmlAssertion.OuterXml)
);
args.AppendFormat("&client_assertion={0}", base64Assertion);
return(args.ToString());
}
/// <summary>
/// Initializes a new instance of the <see cref="Symplified.Auth.Saml20Authenticator"/> class.
/// </summary>
/// <param name="spName">Service Provider name.</param>
/// <param name="idpMetadata">Identity Provider metadata.</param>
public Saml20Authenticator(string spName, Saml20MetadataDocument idpMetadata) :
base(PLACEHOLDER_URI, PLACEHOLDER_URI)
{
_spName = (string.IsNullOrEmpty(spName)) ? "symplified-mobile-sp" : spName;
_idpMetadata = idpMetadata;
Saml20AuthnRequest authnRequest = Saml20AuthnRequest.GetDefault(_spName);
byte[] xmlBytes = UTF8Encoding.Default.GetBytes(authnRequest.GetXml().OuterXml);
string base64XmlString = SamlAccount.ToBase64ForUrlString(xmlBytes);
initialUrl = new Uri(
String.Format(
"{0}&SAMLRequest={1}", _idpMetadata.SSOEndpoint(SAMLBinding.POST).Url, base64XmlString
)
);
}