Unicode C++

Create Restricted Data Token (RDT)

See more Amazon SP-API Examples

Returns a Restricted Data Token (RDT) for one or more restricted resources that you specify. Unicode C++

#include <CkAuthAwsW.h>
#include <CkRestW.h>
#include <CkJsonObjectW.h>
#include <CkStringBuilderW.h>

void ChilkatSample(void)
    {
    bool success = false;

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

    CkAuthAwsW authAws;
    authAws.put_AccessKey(L"AWS_ACCESS_KEY");
    authAws.put_SecretKey(L"AWS_SECRET_KEY");
    authAws.put_ServiceName(L"execute-api");
    // Use the region that is correct for your needs.
    authAws.put_Region(L"eu-west-1");

    CkRestW rest;
    bool bTls = true;
    int port = 443;
    bool bAutoReconnect = true;
    // The sandbox endpoint (sandbox.sellingpartnerapi-eu.amazon.com) fails.
    // Use the production endpoint and see the note below.
    success = rest.Connect(L"sellingpartnerapi-eu.amazon.com",port,bTls,bAutoReconnect);
    if (success == false) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    success = rest.SetAuthAws(authAws);

    // Load the previously obtained LWA access token.
    // See Fetch SP-API LWA Access Token
    CkJsonObjectW jsonToken;
    success = jsonToken.LoadFile(L"qa_data/tokens/sp_api_lwa_token.json");
    if (success == false) {
        wprintf(L"Failed to load LWA access token.\n");
        return;
    }

    // Add the x-amz-access-token request header.
    const wchar_t *lwa_token = jsonToken.stringOf(L"access_token");
    rest.ClearAllHeaders();
    rest.AddHeader(L"x-amz-access-token",lwa_token);

    // We're going to send a POST with the following JSON body:

    // {
    //   "restrictedResources": [
    //     {
    //       "method": "GET",
    //       "path": "/orders/v0/orders",
    //       "dataElements": ["buyerInfo", "shippingAddress"]
    //     }
    //   ]
    // }

    // Use this online tool to generate code from sample JSON: 
    // Generate Code to Create JSON

    CkJsonObjectW json;
    json.UpdateString(L"restrictedResources[0].method",L"GET");
    json.UpdateString(L"restrictedResources[0].path",L"/orders/v0/orders");
    json.UpdateString(L"restrictedResources[0].dataElements[0]",L"buyerInfo");
    json.UpdateString(L"restrictedResources[0].dataElements[1]",L"shippingAddress");

    CkStringBuilderW sbRequest;
    json.EmitSb(sbRequest);

    CkStringBuilderW sbResponse;
    const wchar_t *uri = L"/tokens/2021-03-01/restrictedDataToken";
    success = rest.FullRequestSb(L"POST",uri,sbRequest,sbResponse);
    if (success == false) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    // ------------------------------------------------------------------------------------
    // Note: Using the sandbox endpoint, such as sandbox.sellingpartnerapi-eu.amazon.com
    // results in a response status code of 400 with the following error:
    // [{"code":"InvalidInput","message":"Could not match input arguments"}]
    // Getting a restricted data token seems to only work with the production endpoint.
    // ------------------------------------------------------------------------------------

    // Examine the response status.
    int statusCode = rest.get_ResponseStatusCode();
    if (statusCode != 200) {
        wprintf(L"Response status code: %d\n",statusCode);
        wprintf(L"Response status text: %s\n",rest.responseStatusText());
        wprintf(L"Response body: \n");
        wprintf(L"%s\n",sbResponse.getAsString());
        wprintf(L"Failed.\n");
        return;
    }

    wprintf(L"%s\n",sbResponse.getAsString());

    // If successful, gets a JSON response such as the following:

    // {
    //   "expiresIn": 3600,
    //   "restrictedDataToken": "Atz.sprdt|AYAB.....TQ="
    // }

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    CkJsonObjectW jsonResp;
    jsonResp.LoadSb(sbResponse);

    int expiresIn = jsonResp.IntOf(L"expiresIn");
    const wchar_t *restrictedDataToken = jsonResp.stringOf(L"restrictedDataToken");

    // Save the RDT for subsequent use..
    success = jsonResp.WriteFile(L"qa_data/tokens/sp_api_rdt_token.json");

    wprintf(L"Success!\n");
    }