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Lianja Web API Examples

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(Lianja) eBay -- Upload Bulk Data using FileTransferService

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

Chilkat Lianja Extension Download

Chilkat Lianja Extension

// 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 ..."
lcAccessToken = "EBAY_ACCESS_TOKEN"

loHttp = createobject("CkHttp")

lcApiCall = "uploadFile"
lcFileAttachmentUuid = "<urn:uuid:bb47b86a237311e793ae92361f002671>"
lcXmlUuid = "<urn:uuid:bb47b766237311e793ae92361f002671>"

loReq = createobject("CkHttpRequest")

loReq.HttpVerb = "POST"
loReq.Path = "/FileTransferService"

loSbContentType = createobject("CkStringBuilder")
loSbContentType.Append('multipart/related; type="application/xop+xml"; start="XMLUUID"; start-info="text/xml"')
lnReplaceCount = loSbContentType.Replace("XMLUUID",lcXmlUuid)
loReq.ContentType = loSbContentType.GetAsString()

loReq.AddHeader("X-EBAY-SOA-SERVICE-NAME","FileTransferService")
loReq.AddHeader("X-EBAY-SOA-OPERATION-NAME",lcApiCall)
loReq.AddHeader("X-EBAY-SOA-SECURITY-TOKEN",lcAccessToken)
loReq.AddHeader("X-EBAY-SOA-REQUEST-DATA-FORMAT","XML")
loReq.AddHeader("X-EBAY-SOA-RESPONSE-DATA-FORMAT","XML")
loReq.AddHeader("User-Agent","AnythingYouWant")

lcPathToFileOnDisk1 = "qa_data/ebay/uploadFileRequest.xml"
llSuccess = loReq.AddFileForUpload("uploadFileRequest.xml",lcPathToFileOnDisk1)
if (llSuccess <> .T.) then
    ? loReq.LastErrorText
    release loHttp
    release loReq
    release loSbContentType
    return
endif

lcPathToFileOnDisk2 = "qa_data/ebay/BulkDataExchangeRequests.gz"
llSuccess = loReq.AddFileForUpload("BulkDataExchangeRequests.gz",lcPathToFileOnDisk2)
if (llSuccess <> .T.) then
    ? loReq.LastErrorText
    release loHttp
    release loReq
    release loSbContentType
    return
endif

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

loResp = loHttp.SynchronousRequest("storage.sandbox.ebay.com",443,.T.,loReq)
if (loHttp.LastMethodSuccess <> .T.) then
    ? loHttp.LastErrorText
    release loHttp
    release loReq
    release loSbContentType
    return
endif

? "Response status code = " + str(loResp.StatusCode)

loXml = createobject("CkXml")
loXml.LoadXml(loResp.BodyStr)

if (loResp.StatusCode <> 200) then
    ? loXml.GetXml()
    ? "Failed."
    release loResp
    release loHttp
    release loReq
    release loSbContentType
    release loXml
    return
endif

// 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>

? loXml.GetXml()

// Get the "ack" to see if it's "Failure" or "Success"
if (loXml.ChildContentMatches("ack","Success",.F.)) then
    ? "Success."
else
    ? "Failure."
endif

release loResp


release loHttp
release loReq
release loSbContentType
release loXml

 

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