(MFC) REST OAuth1 with Params

Demonstrates how to use OAuth 1.0a "one legged" authentication with Woo Commerce, with URLs that use query parameters. For example: /orders?status=processing

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkOAuth1.h>
#include <CkRest.h>

void ChilkatSample(void)
    {
    CkString strOut;

    // Demonstrates how to do OAuth1 authentication with query parameters (for a Wordpress site using Woo Commerce).

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Prepare an OAuth 1.0 object for use with the Chilkat REST API.
    CkOAuth1 oauth1;
    oauth1.put_ConsumerKey("WOO_COMMERCE_CONSUMER_KEY");
    oauth1.put_ConsumerSecret("WOO_COMMERCE_CONSUMER_SECRET");

    // The signature method can be HMAC-SHA1 or HMAC-SHA256
    oauth1.put_SignatureMethod("HMAC-SHA256");

    // The OauthUrl property will need to be updated each time a request is sent.
    // The domain here must match the domain passed to the Connect method (below).
    // The domain must be exact.  For example, "www.your-wordpress-site.com" vs. "your-wordpress-site.com".
    // One might work while the other does not..
    oauth1.put_OauthUrl("http://your-wordpress-site.com/wc-api/v3/orders");

    // We need to tell OAuth1 about our extra query parameters so they can be used
    // in generating the OAuth1 signature.
    // In this example, we want to add the param "status=processing"
    bool success = oauth1.AddParam("status","processing");

    // The OAuthMethod property will be set automatically when the REST request is sent.
    // Setting it here is not actually necessary.
    oauth1.put_OauthMethod("GET");

    // Generate an initial nonce so that Chilkat knows the desired size of the nonce.
    success = oauth1.GenNonce(32);

    CkRest rest;

    // Tell the REST object to use the OAuth1 object for authentication.
    // Also, indicate that the OAuth authentication parameters should be query parameters
    // and not located within the Authorization header.
    bool bUseQueryParams = true;
    success = rest.SetAuthOAuth1(oauth1,bUseQueryParams);

    // Make the initial connection (without sending a request yet) to the WooCommerce endpoint at your Wordpress blog.
    bool bTls = false;
    int port = 80;
    bool bAutoReconnect = true;
    success = rest.Connect("your-wordpress-site.com",port,bTls,bAutoReconnect);
    if (success != true) {
        strOut.append(rest.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Send a GET request to list orders.

    // The extra query params must be added here.
    // (Whatever params are added here should've also been added to the OAuth1 object.)
    success = rest.AddQueryParam("status","processing");

    // When the request is sent, the OAuth1 object's Timestamp and Nonce properties are automatically
    // regenerated.  Also, the OAuth1 object's OauthMethod property is automatically set to the HTTP method
    // used for the request (in this case it is "GET").
    const char *responseJson = rest.fullRequestNoBody("GET","/wc-api/v3/orders");
    if (rest.get_LastMethodSuccess() != true) {
        strOut.append(rest.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // When successful, the response status code will equal 200.
    if (rest.get_ResponseStatusCode() != 200) {
        // Examine the request/response to see what happened.
        strOut.append("response status code = ");
        strOut.appendInt(rest.get_ResponseStatusCode());
        strOut.append("\r\n");
        strOut.append("response status text = ");
        strOut.append(rest.responseStatusText());
        strOut.append("\r\n");
        strOut.append("response header: ");
        strOut.append(rest.responseHeader());
        strOut.append("\r\n");
        strOut.append("response body (if any): ");
        strOut.append(responseJson);
        strOut.append("\r\n");
        strOut.append("---");
        strOut.append("\r\n");
        strOut.append("LastRequestStartLine: ");
        strOut.append(rest.lastRequestStartLine());
        strOut.append("\r\n");
        strOut.append("LastRequestHeader: ");
        strOut.append(rest.lastRequestHeader());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    strOut.append(responseJson);
    strOut.append("\r\n");
    strOut.append("Success.");
    strOut.append("\r\n");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }