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(Node.js) Cape Verde Fatura Eletrónica XML Digital Signature

See more XML Digital Signatures Examples

Demonstrates how to sign XML to create a signed invoice compatible with the Cape Verde Fatura Eletrónica requirements.

Note: This example requires Chilkat v9.5.0.89 or greater for a small feature to provide the ability produce mult-line base64 signature ending with 

Install Chilkat for Node.js and Electron using npm at

Chilkat npm packages for Node.js

Chilkat npm packages for Electron

on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node11-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node11-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node11-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node11-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node11-linux64');
    }
} else if (os.platform() == 'darwin') {
    var chilkat = require('@chilkat/ck-node11-macosx');
}

function chilkatExample() {

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

    // First create the following XML to be signed.  This can be created programmatically as shown in the code below, or 
    // you can simply load the XML to be signed from a file..

    // <?xml version="1.0" encoding="utf-8"?>
    // <Dfe xmlns="urn:cv:efatura:xsd:v1.0" DocumentTypeCode="1" Id="CV2210818123456789000010100000000546735014601" Version="1.0">
    //     <Invoice>
    //         <LedCode>1</LedCode>
    //         <Serie>SL</Serie>
    //         <DocumentNumber>5</DocumentNumber>
    //         <IssueDate>2021-08-30</IssueDate>
    //         <IssueTime>00:01:00</IssueTime>
    //         <TaxPointDate>2021-08-18</TaxPointDate>
    //         <EmitterParty>
    //             <TaxId CountryCode="CV">123456789</TaxId>
    //             <Name>Maria</Name>
    //             <Address CountryCode="CV">
    //                 <State>Estado do Emissor</State>
    //                 <City>Cidade do Emissor</City>
    //                 <Region>Regio do Emissor</Region>
    //                 <Street>Rua do Emissor</Street>
    //                 <StreetDetail>Detalhe da rua do Emissor</StreetDetail>
    //                 <BuildingName>Prdio do Emissor</BuildingName>
    //                 <BuildingNumber>1</BuildingNumber>
    //                 <BuildingFloor>2</BuildingFloor>
    //                 <PostalCode>7600</PostalCode>
    //                 <AddressDetail>Detalhe de endereo do Emissor</AddressDetail>
    //                 <AddressCode>CV774999999999999319</AddressCode>
    //             </Address>
    //             <Contacts>
    //                 <Telephone>1234567</Telephone>
    //                 <Mobilephone>1234568</Mobilephone>
    //                 <Telefax>1234569</Telefax>
    //                 <Email>somebody@example.com</Email>
    //                 <Website>emissor.efatura.cv</Website>
    //             </Contacts>
    //         </EmitterParty>
    //         <ReceiverParty>
    //             <TaxId CountryCode="CV">123456789</TaxId>
    //             <Name>Nome do Recetor</Name>
    //             <Address CountryCode="CV">
    //                 <State>Estado do Recetor</State>
    //                 <City>Cidade do Recetor</City>
    //                 <Region>Regio do Recetor</Region>
    //                 <Street>Rua do Recetor</Street>
    //                 <StreetDetail>Detalhe da rua do Recetor</StreetDetail>
    //                 <BuildingName>Prdio do Recetor</BuildingName>
    //                 <BuildingNumber>2</BuildingNumber>
    //                 <BuildingFloor>3</BuildingFloor>
    //                 <PostalCode>7601</PostalCode>
    //                 <AddressDetail>Detalhe de endereo do Recetor</AddressDetail>
    //                 <AddressCode>CV774999999999999319</AddressCode>
    //             </Address>
    //             <Contacts>
    //                 <Telephone>2234567</Telephone>
    //                 <Mobilephone>2234568</Mobilephone>
    //                 <Telefax>2234569</Telefax>
    //                 <Email>rector@efatura.cv</Email>
    //                 <Website>rector.efatura.cv</Website>
    //             </Contacts>
    //         </ReceiverParty>
    //         <Lines>
    //             <Line LineTypeCode="N">
    //                 <Id>01</Id>
    //                 <OrderLineReference>1</OrderLineReference>
    //                 <Quantity UnitCode="EA">3.15</Quantity>
    //                 <Price>123456</Price>
    //                 <PriceExtension>388886</PriceExtension>
    //                 <Discount>15</Discount>
    //                 <NetTotal>252776</NetTotal>
    //                 <Tax TaxTypeCode="IVA">
    //                     <TaxPercentage>15</TaxPercentage>
    //                 </Tax>
    //                 <Item>
    //                     <Description>Telemvel</Description>
    //                     <Name>Telemvel</Name>
    //                     <BrandName>Apple</BrandName>
    //                     <ModelName>iPhone X</ModelName>
    //                     <EmitterIdentification>TLMV</EmitterIdentification>
    //                     <StandardIdentification>
    //                         <GTIN>12345</GTIN>
    //                     </StandardIdentification>
    //                     <HazardousRiskIndicator>false</HazardousRiskIndicator>
    //                 </Item>
    //             </Line>
    //         </Lines>
    //         <Totals>
    //             <PriceExtensionTotalAmount>388886</PriceExtensionTotalAmount>
    //             <ChargeTotalAmount>0</ChargeTotalAmount>
    //             <DiscountTotalAmount>136110</DiscountTotalAmount>
    //             <NetTotalAmount>252776</NetTotalAmount>
    //             <Discount ValueType="P">20</Discount>
    //             <TaxTotalAmount>37916</TaxTotalAmount>
    //             <PayableAmount>290692</PayableAmount>
    //         </Totals>
    //         <References>
    //             <Reference>
    //                 <FiscalDocument IsOldDocument="false">CV1200520123456789000112345678901112345678901</FiscalDocument>
    //                 <PaymentAmount>12345</PaymentAmount>
    //                 <Tax TaxTypeCode="IR">
    //                     <TaxPercentage>10</TaxPercentage>
    //                 </Tax>
    //             </Reference>
    //             <Reference>
    //                 <FiscalDocument IsOldDocument="false">CV1200520123456789000112345678901112345678903</FiscalDocument>
    //                 <PaymentAmount>98765</PaymentAmount>
    //                 <Tax TaxTypeCode="IVA">
    //                     <TaxPercentage>15</TaxPercentage>
    //                 </Tax>
    //             </Reference>
    //         </References>
    //         <Payments>
    //             <PaymentDueDate>2021-12-31</PaymentDueDate>
    //             <PaymentTerms>
    //                 <Note>Juros de 12% a partir da data de vencimento</Note>
    //             </PaymentTerms>
    //             <PayeeFinancialAccount>
    //                 <NIB>123456789012345678901</NIB>
    //                 <Name>Nome da Conta 1</Name>
    //             </PayeeFinancialAccount>
    //             <PayeeFinancialAccount>
    //                 <NIB>123456789012345678902</NIB>
    //                 <Name>Nome da Conta 2</Name>
    //             </PayeeFinancialAccount>
    //         </Payments>
    //         <Note>Texto livre</Note>
    //     </Invoice>
    //     <Transmission>
    //         <IssueMode>2</IssueMode>
    //         <TransmitterTaxId CountryCode="CV">123456789</TransmitterTaxId>
    //         <Software>
    //             <Code>EMIPUB</Code>
    //             <Name>DNRE Emissor Pblico</Name>
    //             <Version>Build #53 12-07-2021 14:00:47 CVT - master</Version>
    //         </Software>
    //         <Contingency>
    //             <LedCode>1</LedCode>
    //             <IssueDate>2020-01-01</IssueDate>
    //             <IssueTime>01:02:03</IssueTime>
    //             <ReasonTypeCode>1</ReasonTypeCode>
    //         </Contingency>
    //     </Transmission>
    //     <RepositoryCode>2</RepositoryCode>
    // </Dfe>

    var success = true;

    // Create the XML to be signed...

    // Use this online tool to generate code from sample XML: 
    // Generate Code to Create XML

    var xmlToSign = new chilkat.Xml();
    xmlToSign.Tag = "Dfe";
    xmlToSign.AddAttribute("xmlns","urn:cv:efatura:xsd:v1.0");
    xmlToSign.AddAttribute("DocumentTypeCode","1");
    xmlToSign.AddAttribute("Id","CV2210818123456789000010100000000546735014601");
    xmlToSign.AddAttribute("Version","1.0");
    xmlToSign.UpdateChildContent("Invoice|LedCode","1");
    xmlToSign.UpdateChildContent("Invoice|Serie","SL");
    xmlToSign.UpdateChildContent("Invoice|DocumentNumber","5");
    xmlToSign.UpdateChildContent("Invoice|IssueDate","2021-08-30");
    xmlToSign.UpdateChildContent("Invoice|IssueTime","00:01:00");
    xmlToSign.UpdateChildContent("Invoice|TaxPointDate","2021-08-18");
    xmlToSign.UpdateAttrAt("Invoice|EmitterParty|TaxId",true,"CountryCode","CV");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|TaxId","123456789");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Name","Maria");
    xmlToSign.UpdateAttrAt("Invoice|EmitterParty|Address",true,"CountryCode","CV");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|State","Estado do Emissor");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|City","Cidade do Emissor");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|Region","Regio do Emissor");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|Street","Rua do Emissor");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|StreetDetail","Detalhe da rua do Emissor");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|BuildingName","Prdio do Emissor");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|BuildingNumber","1");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|BuildingFloor","2");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|PostalCode","7600");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|AddressDetail","Detalhe de endereo do Emissor");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Address|AddressCode","CV774999999999999319");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Contacts|Telephone","1234567");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Contacts|Mobilephone","1234568");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Contacts|Telefax","1234569");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Contacts|Email","somebody@example.com");
    xmlToSign.UpdateChildContent("Invoice|EmitterParty|Contacts|Website","emissor.efatura.cv");
    xmlToSign.UpdateAttrAt("Invoice|ReceiverParty|TaxId",true,"CountryCode","CV");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|TaxId","123456789");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Name","Nome do Recetor");
    xmlToSign.UpdateAttrAt("Invoice|ReceiverParty|Address",true,"CountryCode","CV");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|State","Estado do Recetor");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|City","Cidade do Recetor");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|Region","Regio do Recetor");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|Street","Rua do Recetor");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|StreetDetail","Detalhe da rua do Recetor");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|BuildingName","Prdio do Recetor");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|BuildingNumber","2");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|BuildingFloor","3");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|PostalCode","7601");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|AddressDetail","Detalhe de endereo do Recetor");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Address|AddressCode","CV774999999999999319");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Contacts|Telephone","2234567");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Contacts|Mobilephone","2234568");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Contacts|Telefax","2234569");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Contacts|Email","rector@efatura.cv");
    xmlToSign.UpdateChildContent("Invoice|ReceiverParty|Contacts|Website","rector.efatura.cv");
    xmlToSign.UpdateAttrAt("Invoice|Lines|Line",true,"LineTypeCode","N");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Id","01");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|OrderLineReference","1");
    xmlToSign.UpdateAttrAt("Invoice|Lines|Line|Quantity",true,"UnitCode","EA");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Quantity","3.15");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Price","123456");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|PriceExtension","388886");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Discount","15");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|NetTotal","252776");
    xmlToSign.UpdateAttrAt("Invoice|Lines|Line|Tax",true,"TaxTypeCode","IVA");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Tax|TaxPercentage","15");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Item|Description","Telemvel");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Item|Name","Telemvel");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Item|BrandName","Apple");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Item|ModelName","iPhone X");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Item|EmitterIdentification","TLMV");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Item|StandardIdentification|GTIN","12345");
    xmlToSign.UpdateChildContent("Invoice|Lines|Line|Item|HazardousRiskIndicator","false");
    xmlToSign.UpdateChildContent("Invoice|Totals|PriceExtensionTotalAmount","388886");
    xmlToSign.UpdateChildContent("Invoice|Totals|ChargeTotalAmount","0");
    xmlToSign.UpdateChildContent("Invoice|Totals|DiscountTotalAmount","136110");
    xmlToSign.UpdateChildContent("Invoice|Totals|NetTotalAmount","252776");
    xmlToSign.UpdateAttrAt("Invoice|Totals|Discount",true,"ValueType","P");
    xmlToSign.UpdateChildContent("Invoice|Totals|Discount","20");
    xmlToSign.UpdateChildContent("Invoice|Totals|TaxTotalAmount","37916");
    xmlToSign.UpdateChildContent("Invoice|Totals|PayableAmount","290692");
    xmlToSign.UpdateAttrAt("Invoice|References|Reference|FiscalDocument",true,"IsOldDocument","false");
    xmlToSign.UpdateChildContent("Invoice|References|Reference|FiscalDocument","CV1200520123456789000112345678901112345678901");
    xmlToSign.UpdateChildContent("Invoice|References|Reference|PaymentAmount","12345");
    xmlToSign.UpdateAttrAt("Invoice|References|Reference|Tax",true,"TaxTypeCode","IR");
    xmlToSign.UpdateChildContent("Invoice|References|Reference|Tax|TaxPercentage","10");
    xmlToSign.UpdateAttrAt("Invoice|References|Reference[1]|FiscalDocument",true,"IsOldDocument","false");
    xmlToSign.UpdateChildContent("Invoice|References|Reference[1]|FiscalDocument","CV1200520123456789000112345678901112345678903");
    xmlToSign.UpdateChildContent("Invoice|References|Reference[1]|PaymentAmount","98765");
    xmlToSign.UpdateAttrAt("Invoice|References|Reference[1]|Tax",true,"TaxTypeCode","IVA");
    xmlToSign.UpdateChildContent("Invoice|References|Reference[1]|Tax|TaxPercentage","15");
    xmlToSign.UpdateChildContent("Invoice|Payments|PaymentDueDate","2021-12-31");
    xmlToSign.UpdateChildContent("Invoice|Payments|PaymentTerms|Note","Juros de 12% a partir da data de vencimento");
    xmlToSign.UpdateChildContent("Invoice|Payments|PayeeFinancialAccount|NIB","123456789012345678901");
    xmlToSign.UpdateChildContent("Invoice|Payments|PayeeFinancialAccount|Name","Nome da Conta 1");
    xmlToSign.UpdateChildContent("Invoice|Payments|PayeeFinancialAccount[1]|NIB","123456789012345678902");
    xmlToSign.UpdateChildContent("Invoice|Payments|PayeeFinancialAccount[1]|Name","Nome da Conta 2");
    xmlToSign.UpdateChildContent("Invoice|Note","Texto livre");
    xmlToSign.UpdateChildContent("Transmission|IssueMode","2");
    xmlToSign.UpdateAttrAt("Transmission|TransmitterTaxId",true,"CountryCode","CV");
    xmlToSign.UpdateChildContent("Transmission|TransmitterTaxId","123456789");
    xmlToSign.UpdateChildContent("Transmission|Software|Code","EMIPUB");
    xmlToSign.UpdateChildContent("Transmission|Software|Name","DNRE Emissor Pblico");
    xmlToSign.UpdateChildContent("Transmission|Software|Version","Build #53 12-07-2021 14:00:47 CVT - master");
    xmlToSign.UpdateChildContent("Transmission|Contingency|LedCode","1");
    xmlToSign.UpdateChildContent("Transmission|Contingency|IssueDate","2020-01-01");
    xmlToSign.UpdateChildContent("Transmission|Contingency|IssueTime","01:02:03");
    xmlToSign.UpdateChildContent("Transmission|Contingency|ReasonTypeCode","1");
    xmlToSign.UpdateChildContent("RepositoryCode","2");

    var gen = new chilkat.XmlDSigGen();

    gen.SigLocation = "Dfe";
    gen.SigLocationMod = 0;
    gen.SigId = "xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac";
    gen.SigNamespacePrefix = "ds";
    gen.SigNamespaceUri = "http://www.w3.org/2000/09/xmldsig#";
    gen.SigValueId = "xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-sigvalue";
    gen.SignedInfoCanonAlg = "C14N";
    gen.SignedInfoDigestMethod = "sha256";

    // Set the KeyInfoId before adding references..
    gen.KeyInfoId = "xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-keyinfo";

    // Create an Object to be added to the Signature.
    var object1 = new chilkat.Xml();
    object1.Tag = "xades:QualifyingProperties";
    object1.AddAttribute("xmlns:xades","http://uri.etsi.org/01903/v1.3.2#");
    object1.AddAttribute("xmlns:xades141","http://uri.etsi.org/01903/v1.4.1#");
    object1.AddAttribute("Target","#xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac");
    object1.UpdateAttrAt("xades:SignedProperties",true,"Id","xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-signedprops");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime","TO BE GENERATED BY CHILKAT");
    object1.UpdateAttrAt("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:CertDigest|ds:DigestMethod",true,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha256");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:CertDigest|ds:DigestValue","TO BE GENERATED BY CHILKAT");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:IssuerSerial|ds:X509IssuerName","TO BE GENERATED BY CHILKAT");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:IssuerSerial|ds:X509SerialNumber","TO BE GENERATED BY CHILKAT");
    object1.UpdateAttrAt("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[1]|xades:CertDigest|ds:DigestMethod",true,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha256");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[1]|xades:CertDigest|ds:DigestValue","TO BE GENERATED BY CHILKAT");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[1]|xades:IssuerSerial|ds:X509IssuerName","TO BE GENERATED BY CHILKAT");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[1]|xades:IssuerSerial|ds:X509SerialNumber","TO BE GENERATED BY CHILKAT");
    object1.UpdateAttrAt("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[2]|xades:CertDigest|ds:DigestMethod",true,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha256");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[2]|xades:CertDigest|ds:DigestValue","TO BE GENERATED BY CHILKAT");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[2]|xades:IssuerSerial|ds:X509IssuerName","TO BE GENERATED BY CHILKAT");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert[2]|xades:IssuerSerial|ds:X509SerialNumber","TO BE GENERATED BY CHILKAT");
    object1.UpdateAttrAt("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat",true,"ObjectReference","#xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-ref0");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Description","DFE Signature");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:Identifier","efatura-uri");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:DocumentationReferences|xades:DocumentationReference","https://efatura.cv");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType","text/xml");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Encoding","UTF-8");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:CommitmentTypeIndication|xades:CommitmentTypeId|xades:Identifier","http://uri.etsi.org/01903/v1.2.2#ProofOfApproval");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:CommitmentTypeIndication|xades:CommitmentTypeId|xades:Description","Indicates that the signer has approved the content of the signed data object");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:CommitmentTypeIndication|xades:AllSignedDataObjects","");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:CommitmentTypeIndication[1]|xades:CommitmentTypeId|xades:Identifier","http://uri.etsi.org/01903/v1.2.2#ProofOfOrigin");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:CommitmentTypeIndication[1]|xades:CommitmentTypeId|xades:Description","Indicates that the signer recognizes to have created, approved and sent the signed data object");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:CommitmentTypeIndication[1]|xades:ObjectReference","#xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-ref0");
    object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:CommitmentTypeIndication[1]|xades:CommitmentTypeQualifiers|xades:CommitmentTypeQualifier","CV-FE-123456789");

    gen.AddObject("",object1.GetXml(),"","");

    // -------- Reference 1 --------
    gen.AddSameDocRef("CV2210818123456789000010100000000546735014601","sha256","","","");
    gen.SetRefIdAttr("CV2210818123456789000010100000000546735014601","xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-ref0");

    // -------- Reference 2 --------
    gen.AddSameDocRef("xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-keyinfo","sha256","C14N","","");

    // -------- Reference 3 --------
    gen.AddObjectRef("xmldsig-cbd86598-e75e-4ae4-9a27-3b4ee2a789ac-signedprops","sha256","C14N","","http://uri.etsi.org/01903#SignedProperties");

    // Provide a certificate + private key. (PFX password is test123)
    var cert = new chilkat.Cert();
    success = cert.LoadPfxFile("qa_data/pfx/cert_test123.pfx","test123");
    if (success !== true) {
        console.log(cert.LastErrorText);
        return;
    }

    gen.SetX509Cert(cert,true);

    gen.KeyInfoType = "X509Data";
    gen.X509Type = "IssuerSerial,SubjectName,Certificate";

    // Load XML to be signed...
    var sbXml = new chilkat.StringBuilder();
    xmlToSign.GetXmlSb(sbXml);

    // Note: The last keyword (Base64Cr13Entity) requires Chilkat v9.5.0.89 or later.
    gen.Behaviors = "IndentedSignature,Base64Cr13Entity,ForceAddEnvelopedSignatureTransform,Base64Cr13Entity";

    // Sign the XML...
    success = gen.CreateXmlDSigSb(sbXml);
    if (success !== true) {
        console.log(gen.LastErrorText);
        return;
    }

    // -----------------------------------------------

    // Save the signed XML to a file.
    success = sbXml.WriteFile("qa_output/signedXml.xml","utf-8",false);

    console.log(sbXml.GetAsString());

    // ----------------------------------------
    // Verify the signatures we just produced...
    var verifier = new chilkat.XmlDSig();
    success = verifier.LoadSignatureSb(sbXml);
    if (success !== true) {
        console.log(verifier.LastErrorText);
        return;
    }

    var numSigs = verifier.NumSignatures;
    var verifyIdx = 0;
    while (verifyIdx < numSigs) {
        verifier.Selector = verifyIdx;
        var verified = verifier.VerifySignature(true);
        if (verified !== true) {
            console.log(verifier.LastErrorText);
            return;
        }

        verifyIdx = verifyIdx+1;
    }

    console.log("All signatures were successfully verified.");

}

chilkatExample();

 

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