Go

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). Go

    success := false

    xml := chilkat.NewXml()

    success = xml.LoadXmlFile("qa_data/soap/soapWithPdf.xml")
    if success != true {
        fmt.Println(xml.LastErrorText())
        xml.DisposeXml()
        return
    }

    // 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 := xml.FindChild("s:Body|ObtenerPDFResponse|ObtenerPDFResult|a:PDF")
    if xml.LastMethodSuccess() != true {
        fmt.Println("Did not find the PDF element at the expected location.")
        xml.DisposeXml()
        return
    }

    success = pdfElement.SaveBinaryContent("qa_output/out.pdf",false,false,"")
    if success != true {
        fmt.Println(xml.LastErrorText())
        xml.DisposeXml()
        return
    }

    fmt.Println("Successfully extracted and saved the PDF.")

    xml.DisposeXml()