Node.js

Extract XML from FatturaPA .p7m

See more Digital Signatures Examples

Demonstrates how to verify the signature and extract the XML from a FatturaPA .p7m file. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var bd = new chilkat.BinData();
    success = bd.LoadFile("qa_data/p7m/IT01879020517_abc.xml.p7m");
    if (success !== true) {
        console.log("Failed to load the .p7m file");
        return;
    }

    var crypt = new chilkat.Crypt2();

    // Verify and extrct the payload contained within the .p7m.
    // In this case, the payload is the FatturaPA XML.
    // If successful, the resulting bd will contain only the XML.
    var bVerified = crypt.OpaqueVerifyBd(bd);
    if (bVerified !== true) {
        console.log(crypt.LastErrorText);
        console.log("Failed to extract and verify.");
        return;
    }

    // Save the XML to a file.
    bd.WriteFile("qa_output/zIT01879020517_abc.xml");

    // Alternatively, load into an XML object and emit.
    var xml = new chilkat.Xml();
    xml.LoadXml(bd.GetString("utf-8"));

    console.log(xml.GetXml());

}

chilkatExample();