(MFC) eBay -- Upload Bulk Data using FileTransferService

Demonstrates how to upload your data file using the eBay File Transfer API.

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

See Also: Using MFC CString in Chilkat

#include <CkHttp.h>
#include <CkHttpRequest.h>
#include <CkStringBuilder.h>
#include <CkHttpResponse.h>
#include <CkXml.h>

void ChilkatSample(void)
    {
    CkString strOut;

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

    // Use a previously obtained access token.  The token should look something like this:
    // "AgAAAA**AQA ..."
    const char *accessToken = "EBAY_ACCESS_TOKEN";

    CkHttp http;

    const char *apiCall = "uploadFile";
    const char *fileAttachmentUuid = "<urn:uuid:bb47b86a237311e793ae92361f002671>";
    const char *xmlUuid = "<urn:uuid:bb47b766237311e793ae92361f002671>";

    CkHttpRequest req;

    req.put_HttpVerb("POST");
    req.put_Path("/FileTransferService");

    CkStringBuilder sbContentType;
    sbContentType.Append("multipart/related; type=\"application/xop+xml\"; start=\"XMLUUID\"; start-info=\"text/xml\"");
    int replaceCount = sbContentType.Replace("XMLUUID",xmlUuid);
    req.put_ContentType(sbContentType.getAsString());

    req.AddHeader("X-EBAY-SOA-SERVICE-NAME","FileTransferService");
    req.AddHeader("X-EBAY-SOA-OPERATION-NAME",apiCall);
    req.AddHeader("X-EBAY-SOA-SECURITY-TOKEN",accessToken);
    req.AddHeader("X-EBAY-SOA-REQUEST-DATA-FORMAT","XML");
    req.AddHeader("X-EBAY-SOA-RESPONSE-DATA-FORMAT","XML");
    req.AddHeader("User-Agent","AnythingYouWant");

    const char *pathToFileOnDisk1 = "qa_data/ebay/uploadFileRequest.xml";
    bool success = req.AddFileForUpload("uploadFileRequest.xml",pathToFileOnDisk1);
    if (success != true) {
        strOut.append(req.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    const char *pathToFileOnDisk2 = "qa_data/ebay/BulkDataExchangeRequests.gz";
    success = req.AddFileForUpload("BulkDataExchangeRequests.gz",pathToFileOnDisk2);
    if (success != true) {
        strOut.append(req.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Add sub-headers for each file in the request.
    req.AddSubHeader(0,"Content-Type","application/xop+xml; charset=UTF-8; type=\"text/xml\"");
    req.AddSubHeader(0,"Content-Transfer-Encoding","binary");
    req.AddSubHeader(0,"Content-ID",xmlUuid);
    req.AddSubHeader(1,"Content-Type","application/octet-stream");
    req.AddSubHeader(1,"Content-Transfer-Encoding","binary");
    req.AddSubHeader(1,"Content-ID",fileAttachmentUuid);

    CkHttpResponse *resp = http.SynchronousRequest("storage.sandbox.ebay.com",443,true,req);
    if (http.get_LastMethodSuccess() != true) {
        strOut.append(http.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    strOut.append("Response status code = ");
    strOut.appendInt(resp->get_StatusCode());
    strOut.append("\r\n");

    CkXml xml;
    xml.LoadXml(resp->bodyStr());

    if (resp->get_StatusCode() != 200) {
        strOut.append(xml.getXml());
        strOut.append("\r\n");
        strOut.append("Failed.");
        strOut.append("\r\n");
        delete resp;
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // We still may have a failure.  The XML needs to be checked.
    // A failed response might look like this:

    // 	<?xml version="1.0" encoding="UTF-8" ?>
    // 	<uploadFileResponse xmlns="http://www.ebay.com/marketplace/services">
    // 	    <ack>Failure</ack>
    // 	    <errorMessage>
    // 	        <error>
    // 	            <errorId>1</errorId>
    // 	            <domain>Marketplace</domain>
    // 	            <severity>Error</severity>
    // 	            <category>Application</category>
    // 	            <message>Task Reference Id is invalid</message>
    // 	            <subdomain>FileTransfer</subdomain>
    // 	        </error>
    // 	    </errorMessage>
    // 	    <version>1.1.0</version>
    // 	    <timestamp>2017-04-18T01:05:27.475Z</timestamp>
    // 	</uploadFileResponse>

    // A successful response looks like this:

    // 	<?xml version="1.0" encoding="UTF-8" ?>
    // 	<uploadFileResponse xmlns="http://www.ebay.com/marketplace/services">
    // 	    <ack>Success</ack>
    // 	    <version>1.1.0</version>
    // 	    <timestamp>2017-04-18T01:22:47.853Z</timestamp>
    // 	</uploadFileResponse>

    strOut.append(xml.getXml());
    strOut.append("\r\n");

    // Get the "ack" to see if it's "Failure" or "Success"
    if (xml.ChildContentMatches("ack","Success",false)) {
        strOut.append("Success.");
        strOut.append("\r\n");
    }
    else {
        strOut.append("Failure.");
        strOut.append("\r\n");
    }

    delete resp;


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }