(Unicode C) Walmart - Get All Feed Statuses

Note: This is an older example for the Walmart v2 API. You should instead use the Walmart v3 API.

Demonstrates how to send a Walmart REST API request to get all feed statuses.

Chilkat C/C++ Library Downloads
MS Visual C/C++ Linux/CentOS C/C++ Alpine Linux C/C++ MAC OS X C/C++	armhf/aarch64 C/C++ C++ Builder iOS C/C++ Android C/C++	Solaris C/C++ MinGW C/C++

#include <C_CkAuthUtilW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkHttpW.h>
#include <C_CkXmlW.h>

void ChilkatSample(void)
    {
    const wchar_t *requestUrl;
    const wchar_t *requestMethod;
    HCkAuthUtilW authUtil;
    const wchar_t *wmConsumerId;
    const wchar_t *wmPrivateKey;
    const wchar_t *jsonStr;
    HCkJsonObjectW json;
    HCkHttpW http;
    const wchar_t *xmlStr;
    HCkXmlW xml;
    int numFeeds;
    int i;

    // --------------------------------------------------------------------
    // This example is for the older and deprecated Walmart v2 API.
    // 
    // Use the v3 API instead: Walmart v3 Get All Feed Statuses
    // --------------------------------------------------------------------

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

    // Demonstrates how to send a request such as the following to get all feed statuses:
    // Also demonstrates how to parse the results.

    // GET /v2/feeds HTTP/1.1
    // WM_SVC.NAME: Walmart Marketplace
    // WM_QOS.CORRELATION_ID: 123456abcdef
    // WM_SEC.TIMESTAMP: 1438147839
    // WM_SEC.AUTH_SIGNATURE: 9khb0lPeRt0WSGbXNGGj4kSQ9L6PMBX/q+ovdy9bDQfvdhYs8NoEsjRX4fD7UNIHTddgkmSVqAqeIIHlaLcRIl0Y4DcJqQYHL27LiWlsm91nYodGssWTKsOq6dJfUHEy95M4zXFGWDDhbHYCor28SCV/g/JdEQybGkcX9Zj5aDyg=
    // WM_CONSUMER.ID: a20ac266-9add-4fc7-9392-fec303f5155c
    // Accept: application/xml
    // Host: https://marketplace.walmartapis.com

    requestUrl = L"https://marketplace.walmartapis.com/v2/feeds";
    requestMethod = L"GET";

    // First we need to generate a signature for our request.
    // The signature needs to be re-generated for each new Walmart HTTP request.
    authUtil = CkAuthUtilW_Create();

    wmConsumerId = L"WALMART_CONSUMER_ID";
    wmPrivateKey = L"WALMART_PRIVATE_KEY";
    jsonStr = CkAuthUtilW_walmartSignature(authUtil,requestUrl,wmConsumerId,wmPrivateKey,requestMethod);
    if (CkAuthUtilW_getLastMethodSuccess(authUtil) != TRUE) {
        wprintf(L"%s\n",CkAuthUtilW_lastErrorText(authUtil));
        CkAuthUtilW_Dispose(authUtil);
        return;
    }

    // The JSON returned by WalmartSignature contains the values to be used in the following
    // header fields: WM_SEC.AUTH_SIGNATURE, WM_SEC.TIMESTAMP, and WM_QOS.CORRELATION_ID
    json = CkJsonObjectW_Create();
    CkJsonObjectW_Load(json,jsonStr);

    http = CkHttpW_Create();
    CkHttpW_SetRequestHeader(http,L"WM_SVC.NAME",L"Walmart Marketplace");
    CkHttpW_SetRequestHeader(http,L"WM_QOS.CORRELATION_ID",CkJsonObjectW_stringOf(json,L"correlation_id"));
    CkHttpW_SetRequestHeader(http,L"WM_SEC.TIMESTAMP",CkJsonObjectW_stringOf(json,L"timestamp"));
    CkHttpW_SetRequestHeader(http,L"WM_SEC.AUTH_SIGNATURE",CkJsonObjectW_stringOf(json,L"signature"));
    CkHttpW_SetRequestHeader(http,L"WM_CONSUMER.ID",wmConsumerId);
    CkHttpW_putAccept(http,L"application/xml");

    // Note: Do not explicitly set the "Host" header.  Chilkat will set it automatically.

    xmlStr = CkHttpW_quickGetStr(http,requestUrl);
    if (CkHttpW_getLastMethodSuccess(http) != TRUE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkAuthUtilW_Dispose(authUtil);
        CkJsonObjectW_Dispose(json);
        CkHttpW_Dispose(http);
        return;
    }

    xml = CkXmlW_Create();
    CkXmlW_LoadXml(xml,xmlStr);

    // A successful response should have a 200 response status
    if (CkHttpW_getLastStatus(http) != 200) {
        wprintf(L"%s\n",CkXmlW_getXml(xml));
        wprintf(L"Response Status Code: %d\n",CkHttpW_getLastStatus(http));
        wprintf(L"Failed.\n");
        CkAuthUtilW_Dispose(authUtil);
        CkJsonObjectW_Dispose(json);
        CkHttpW_Dispose(http);
        CkXmlW_Dispose(xml);
        return;
    }

    // A sample XML response is shown below..

    // To iterate over the Walmart feeds:
    numFeeds = CkXmlW_NumChildrenAt(xml,L"ns2:results");
    i = 0;
    while (i < numFeeds) {
        CkXmlW_putI(xml,i);

        wprintf(L"Feed ID: %s\n",CkXmlW_getChildContent(xml,L"ns2:results|ns2:feed[i]|ns2:feedId"));
        wprintf(L"Feed Type: %s\n",CkXmlW_getChildContent(xml,L"ns2:results|ns2:feed[i]|ns2:feedType"));
        wprintf(L"Num Items Recieved: %d\n",CkXmlW_GetChildIntValue(xml,L"ns2:results|ns2:feed[i]|ns2:itemsReceived"));
        wprintf(L"Feed Status: %s\n",CkXmlW_getChildContent(xml,L"ns2:results|ns2:feed[i]|ns2:feedStatus"));
        wprintf(L"--\n");

        i = i + 1;
    }

    wprintf(L"Success.\n");

    // ---------------------------------------
    // Sample XML response
    // ---------------------------------------

    // <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
    // <ns2:list xmlns:ns2="http://walmart.com/">
    //     <ns2:totalResults>1293</ns2:totalResults>
    //     <ns2:offset>0</ns2:offset>
    //     <ns2:limit>50</ns2:limit>
    //     <ns2:results>
    //         <ns2:feed>
    //             <ns2:feedId>AAAA7F0345E9403C91223F7139FFC341@AQsBAQA</ns2:feedId>
    //             <ns2:feedType>inventory</ns2:feedType>
    //             <ns2:partnerId>10000999999</ns2:partnerId>
    //             <ns2:itemsReceived>130088</ns2:itemsReceived>
    //             <ns2:itemsSucceeded>113154</ns2:itemsSucceeded>
    //             <ns2:itemsFailed>16934</ns2:itemsFailed>
    //             <ns2:itemsProcessing>0</ns2:itemsProcessing>
    //             <ns2:feedStatus>PROCESSED</ns2:feedStatus>
    //             <ns2:feedDate>2017-04-27T17:05:42.078Z</ns2:feedDate>
    //             <ns2:modifiedDtm>2017-04-27T18:06:10.795Z</ns2:modifiedDtm>
    //         </ns2:feed>
    //         <ns2:feed>
    //             <ns2:feedId>AAAAF1F402CD407FA363AD2929593FFF@AQsBAQA</ns2:feedId>
    //             <ns2:feedType>inventory</ns2:feedType>
    //             <ns2:partnerId>10000999999</ns2:partnerId>
    //             <ns2:itemsReceived>39594</ns2:itemsReceived>
    //             <ns2:itemsSucceeded>34533</ns2:itemsSucceeded>
    //             <ns2:itemsFailed>5061</ns2:itemsFailed>
    //             <ns2:itemsProcessing>0</ns2:itemsProcessing>
    //             <ns2:feedStatus>PROCESSED</ns2:feedStatus>
    //             <ns2:feedDate>2017-04-27T05:18:59.739Z</ns2:feedDate>
    //             <ns2:modifiedDtm>2017-04-27T05:20:30.192Z</ns2:modifiedDtm>
    //         </ns2:feed>
    // ...
    //     </ns2:results>
    // </ns2:list>


    CkAuthUtilW_Dispose(authUtil);
    CkJsonObjectW_Dispose(json);
    CkHttpW_Dispose(http);
    CkXmlW_Dispose(xml);

    }