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C#

Configure OAuth 1.0a Authentication for REST

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Demonstrates Rest.SetAuthOAuth1, which associates an OAuth1 provider so Chilkat computes the OAuth 1.0/1.0a signature for each request. The second argument selects whether OAuth parameters are placed in the query string or the Authorization header.

Background. OAuth 1.0a signs each request using the consumer key/secret and the access token/secret. Chilkat generates the nonce, timestamp, and signature automatically for every request sent through the object.

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C#
bool success = false;

Chilkat.Rest rest = new Chilkat.Rest();
bool bTls = true;
bool bAutoReconnect = true;
success = rest.Connect("example.com",443,bTls,bAutoReconnect);
if (success == false) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

//  Configure OAuth 1.0a request signing.  Provide the consumer credentials and the access token
//  credentials; Chilkat computes the OAuth signature for each request.
Chilkat.OAuth1 oauth1 = new Chilkat.OAuth1();
//  Normally you would not hard-code secrets in source.  You should instead obtain them from an
//  interactive prompt, environment variable, or a secrets vault.
oauth1.ConsumerKey = "CONSUMER_KEY";
oauth1.ConsumerSecret = "CONSUMER_SECRET";
oauth1.Token = "ACCESS_TOKEN";
oauth1.TokenSecret = "ACCESS_TOKEN_SECRET";
oauth1.SignatureMethod = "HMAC-SHA1";

//  The 2nd argument selects whether OAuth parameters are placed in the query string (true) or the
//  Authorization header (false).
bool bUseQueryParams = false;
success = rest.SetAuthOAuth1(oauth1,bUseQueryParams);
if (success == false) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

string responseText = rest.FullRequestNoBody("GET","/api/resource");
if (rest.LastMethodSuccess == false) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

Debug.WriteLine(responseText);