public void GenerateSignature()
{
var signatureBase = "POST&https%3A%2F%2Fapi.twitter.com%2F1.1%2Fstatuses%2Fupdate.json&include_entities%3Dtrue%26oauth_consumer_key%3Dxvz1evFS4wEEPTGEFPHBog%26oauth_nonce%3DkYjzVBB8Y0ZFabxSWbWovY3uYSQ2pTgmZeNu2VS4cg%26oauth_signature_method%3DHMAC-SHA1%26oauth_timestamp%3D1318622958%26oauth_token%3D370773112-GmHxMAgYyLbNEtIKZeRNFsMKPR9EyMZeS9weJAEb%26oauth_version%3D1.0%26status%3DHello%2520Ladies%2520%252B%2520Gentlemen%252C%2520a%2520signed%2520OAuth%2520request%2521";
var consumerSecret = "kAcSOqF21Fu85e7zjz7ZN2U4ZRhfV3WpwPAoE3Z7kBw";
var tokenSecret = "LswwdoUaIvS8ltyTt5jkRh4J50vUPVVHtR2YPi5kE";
var expected = "hCtSmYh+iHYCEqBWrE7C7hYmtUk=";
var actual = OAuthHelper.GenerateSignature(consumerSecret, tokenSecret, signatureBase);
Assert.Equal(expected, actual);
}
/// <summary>
/// Gets a signed Uri for the specified endpoint with the specified parameters appended to the query string.
/// This Uri can be used with REST APIs that use OAuth.
/// </summary>
/// <param name="url">The url that will have the parameters appended to its query string</param>
/// <param name="key">OAuth key required by the external system</param>
/// <param name="secret">OAuth secret required by the external system</param>
/// <param name="parameters">The keys and values that are appended to the query string</param>
/// <returns>A signed Uri for the endpoint with the parameters appended to the query string</returns>
protected virtual Uri GetSignedUri(string url, string key, string secret, IDictionary<string, string> parameters)
{
var uri = GetUri(url, parameters);
string nurl, nreq;
var oAuth = new OAuthHelper();
var nounce = oAuth.GenerateNonce();
var timestamp = oAuth.GenerateTimeStamp();
var signatureUrl = oAuth.GenerateSignature(
url: uri,
consumerKey: key,
consumerSecret: secret,
token: string.Empty,
tokenSecret: string.Empty,
httpMethod: "GET",
timeStamp: timestamp,
nonce: nounce,
signatureType: OAuthHelper.SignatureTypes.HMACSHA1,
normalizedUrl: out nurl,
normalizedRequestParameters: out nreq);
signatureUrl = HttpUtility.UrlEncode(signatureUrl);
var parameters2 = new Dictionary<string, string>();
parameters2.Add("oauth_consumer_key", key);
parameters2.Add("oauth_nonce", nounce);
parameters2.Add("oauth_timestamp", timestamp);
parameters2.Add("oauth_signature_method", "HMAC-SHA1");
parameters2.Add("oauth_version", "1.0");
parameters2.Add("oauth_signature", signatureUrl);
var uri2 = GetUri(uri.ToString(), parameters2, true);
return uri2;
}
