/// <summary>
/// Returns a <see cref="System.String" /> that represents this instance.
/// </summary>
/// <returns>A <see cref="System.String" /> that represents this instance.</returns>
/// <remarks>Calling this method provides the raw header information of the JSON Web Token.</remarks>
public override string ToString()
{
List <string> header = new List <string>();
header.Add("\"alg\": {0}".FormatWith(JsonConverter.ToString(JsonWebTokenHashAlgorithmConverter.ToString(Algorithm))));
header.Add("\"typ\": {0}".FormatWith(JsonConverter.ToString(Type)));
return("{{ {0} }}".FormatWith(header.ToDelimitedString(", ")));
}
/// <summary>
/// Computes the signature of the JSON Web Token.
/// </summary>
/// <param name="base64UrlEncodedHeader">The header information of the JSON Web Token; encoded as a Base64 structure usable for transmission on the URL.</param>
/// <param name="base64UrlEncodedPayload">The payload information of the JSON Web Token; encoded as a Base64 structure usable for transmission on the URL.</param>
/// <param name="algorithm">The <see cref="JsonWebTokenHashAlgorithm"/> to use when signing the JSON Web Token.</param>
/// <param name="secret">The secret that is used when signing the JSON Web Token.</param>
/// <returns>A <see cref="string"/> that represent the signature of a JSON Web Token.</returns>
public string ComputeSignature(string base64UrlEncodedHeader, string base64UrlEncodedPayload, JsonWebTokenHashAlgorithm algorithm, byte[] secret)
{
ValidateJwtParameters(base64UrlEncodedHeader, base64UrlEncodedPayload, algorithm, secret);
return(Tokenize(base64UrlEncodedHeader, base64UrlEncodedPayload).ComputeKeyedHash(secret, o =>
{
o.AlgorithmType = JsonWebTokenHashAlgorithmConverter.ToHmacAlgorithm(algorithm);
o.Encoding = Encoding.UTF8;
}).ToUrlEncodedBase64());
}
