PureBasic

Extract and Save PDF from SOAP XML

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Demonstrates how to extract and save PDF file that is embedded in SOAP XML (or any XML). PureBasic

IncludeFile "CkXml.pb"

Procedure ChilkatExample()

    success.i = 0

    xml.i = CkXml::ckCreate()
    If xml.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkXml::ckLoadXmlFile(xml,"qa_data/soap/soapWithPdf.xml")
    If success <> 1
        Debug CkXml::ckLastErrorText(xml)
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    ; The XML we loaded looks like this:

    ; <?xml version="1.0" encoding="utf-8" ?>
    ; <s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/">
    ;     <s:Body>
    ;         <ObtenerPDFResponse xmlns="http://xyz.org/">
    ;             <ObtenerPDFResult xmlns:a="http://schemas.xyz.org/something" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
    ;                 <a:CBB i:nil="true" />
    ;                 <a:CodigoConfirmacion i:nil="true" />
    ;                 <a:ErrorDetallado />
    ;                 <a:ErrorGeneral i:nil="true" />
    ;                 <a:FechaGenerada i:nil="true" />
    ;                 <a:FolioGenerado i:nil="true" />
    ;                 <a:OperacionExitosa>true</a:OperacionExitosa>
    ;                 <a:PDF>JVBERi0xLjQKJe...</a:PDF>
    ;                 <a:XML i:nil="true" />
    ;             </ObtenerPDFResult>
    ;         </ObtenerPDFResponse>
    ;     </s:Body>
    ; </s:Envelope>

    pdfElement.i = CkXml::ckFindChild(xml,"s:Body|ObtenerPDFResponse|ObtenerPDFResult|a:PDF")
    If CkXml::ckLastMethodSuccess(xml) <> 1
        Debug "Did not find the PDF element at the expected location."
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    success = CkXml::ckSaveBinaryContent(pdfElement,"qa_output/out.pdf",0,0,"")
    If success <> 1
        Debug CkXml::ckLastErrorText(xml)
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    Debug "Successfully extracted and saved the PDF."


    CkXml::ckDispose(xml)


    ProcedureReturn
EndProcedure