Ruby

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). Ruby

require 'chilkat'

success = false

xml = Chilkat::CkXml.new()

success = xml.LoadXmlFile("qa_data/soap/soapWithPdf.xml")
if (success != true)
    print xml.lastErrorText() + "\n";
    exit
end

# 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 is a CkXml
pdfElement = xml.FindChild("s:Body|ObtenerPDFResponse|ObtenerPDFResult|a:PDF")
if (xml.get_LastMethodSuccess() != true)
    print "Did not find the PDF element at the expected location." + "\n";
    exit
end

success = pdfElement.SaveBinaryContent("qa_output/out.pdf",false,false,"")
if (success != true)
    print xml.lastErrorText() + "\n";
    exit
end

print "Successfully extracted and saved the PDF." + "\n";