(Delphi ActiveX) eBay -- Upload Bulk Data using FileTransferService

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

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
accessToken: WideString;
http: TChilkatHttp;
apiCall: WideString;
fileAttachmentUuid: WideString;
xmlUuid: WideString;
req: TChilkatHttpRequest;
sbContentType: TChilkatStringBuilder;
replaceCount: Integer;
pathToFileOnDisk1: WideString;
success: Integer;
pathToFileOnDisk2: WideString;
resp: IChilkatHttpResponse;
xml: TChilkatXml;

begin
// 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 ..."
accessToken := 'EBAY_ACCESS_TOKEN';

http := TChilkatHttp.Create(Self);

apiCall := 'uploadFile';
fileAttachmentUuid := '<urn:uuid:bb47b86a237311e793ae92361f002671>';
xmlUuid := '<urn:uuid:bb47b766237311e793ae92361f002671>';

req := TChilkatHttpRequest.Create(Self);

req.HttpVerb := 'POST';
req.Path := '/FileTransferService';

sbContentType := TChilkatStringBuilder.Create(Self);
sbContentType.Append('multipart/related; type="application/xop+xml"; start="XMLUUID"; start-info="text/xml"');
replaceCount := sbContentType.Replace('XMLUUID',xmlUuid);
req.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');

pathToFileOnDisk1 := 'qa_data/ebay/uploadFileRequest.xml';
success := req.AddFileForUpload('uploadFileRequest.xml',pathToFileOnDisk1);
if (success <> 1) then
  begin
    Memo1.Lines.Add(req.LastErrorText);
    Exit;
  end;

pathToFileOnDisk2 := 'qa_data/ebay/BulkDataExchangeRequests.gz';
success := req.AddFileForUpload('BulkDataExchangeRequests.gz',pathToFileOnDisk2);
if (success <> 1) then
  begin
    Memo1.Lines.Add(req.LastErrorText);
    Exit;
  end;

// 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);

resp := http.SynchronousRequest('storage.sandbox.ebay.com',443,1,req.ControlInterface);
if (http.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

Memo1.Lines.Add('Response status code = ' + IntToStr(resp.StatusCode));

xml := TChilkatXml.Create(Self);
xml.LoadXml(resp.BodyStr);

if (resp.StatusCode <> 200) then
  begin
    Memo1.Lines.Add(xml.GetXml());
    Memo1.Lines.Add('Failed.');

    Exit;
  end;

// 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>

Memo1.Lines.Add(xml.GetXml());

// Get the "ack" to see if it's "Failure" or "Success"
if (xml.ChildContentMatches('ack','Success',0)) then
  begin
    Memo1.Lines.Add('Success.');
  end
else
  begin
    Memo1.Lines.Add('Failure.');
  end;
end;