Dart
Dart
TicketBAI Sign XML Example 2
See more TicketBAI Examples
Second example to demonstrate how to sign XML for TicketBAI.Chilkat Dart Downloads
import 'package:chilkat/chilkat.dart';
void main() {
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
// Create the XML to be signed...
final xmlToSign = CkXml();
xmlToSign.tag = 'T:TicketBai';
xmlToSign.addAttribute('xmlns:T', 'urn:ticketbai:emision');
xmlToSign.updateChildContent('Cabecera|IDVersionTBAI', '1.2');
xmlToSign.updateChildContent('Sujetos|Emisor|NIF', '79732487C');
xmlToSign.updateChildContent('Sujetos|Emisor|ApellidosNombreRazonSocial', 'ARRIOLA LEJARDI ANE');
xmlToSign.updateChildContent('Sujetos|Destinatarios|IDDestinatario|NIF', 'A48012363');
xmlToSign.updateChildContent('Sujetos|Destinatarios|IDDestinatario|ApellidosNombreRazonSocial', 'ACADEMIA ESKOLA');
xmlToSign.updateChildContent('Factura|CabeceraFactura|SerieFactura', 'A2022');
xmlToSign.updateChildContent('Factura|CabeceraFactura|NumFactura', '0400');
xmlToSign.updateChildContent('Factura|CabeceraFactura|FechaExpedicionFactura', '12-05-2022');
xmlToSign.updateChildContent('Factura|CabeceraFactura|HoraExpedicionFactura', '12:20:15');
xmlToSign.updateChildContent('Factura|DatosFactura|DescripcionFactura', 'Venta maquinaria y existencias');
xmlToSign.updateChildContent('Factura|DatosFactura|ImporteTotalFactura', '1936.00');
xmlToSign.updateChildContent('Factura|DatosFactura|Claves|IDClave|ClaveRegimenIvaOpTrascendencia', '01');
xmlToSign.updateChildContent('Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|TipoNoExenta', 'S1');
xmlToSign.updateChildContent('Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|BaseImponible', '1600.00');
xmlToSign.updateChildContent('Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|TipoImpositivo', '21.00');
xmlToSign.updateChildContent('Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|CuotaImpuesto', '336.00');
xmlToSign.updateChildContent('HuellaTBAI|EncadenamientoFacturaAnterior|SerieFacturaAnterior', 'A2022');
xmlToSign.updateChildContent('HuellaTBAI|EncadenamientoFacturaAnterior|NumFacturaAnterior', '0399');
xmlToSign.updateChildContent('HuellaTBAI|EncadenamientoFacturaAnterior|FechaExpedicionFacturaAnterior', '06-05-2022');
xmlToSign.updateChildContent('HuellaTBAI|EncadenamientoFacturaAnterior|SignatureValueFirmaFacturaAnterior', 'KdxKFNXeNJuBZNjgvKEa9lICamXs9MHuin6R+yuFHZw9aMewuBvdhaMr7g0eUz8aNYEa1elpCTr7aLgVZjQrFQK/TjIg353iAVxA');
xmlToSign.updateChildContent('HuellaTBAI|Software|LicenciaTBAI', 'TBAIPRUEBA');
xmlToSign.updateChildContent('HuellaTBAI|Software|EntidadDesarrolladora|NIF', 'A48119820');
xmlToSign.updateChildContent('HuellaTBAI|Software|Nombre', 'DFBTBAI');
xmlToSign.updateChildContent('HuellaTBAI|Software|Version', '1.04.00');
xmlToSign.updateChildContent('HuellaTBAI|NumSerieDispositivo', 'GP4FC5J');
final gen = CkXmlDSigGen();
gen.sigLocation = 'T:TicketBai';
gen.sigLocationMod = 0;
gen.sigId = 'Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-Signature';
gen.sigNamespacePrefix = 'ds';
gen.sigNamespaceUri = 'http://www.w3.org/2000/09/xmldsig#';
gen.sigValueId = 'Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-SignatureValue';
gen.signedInfoCanonAlg = 'C14N';
gen.signedInfoDigestMethod = 'sha256';
// Set the KeyInfoId before adding references..
gen.keyInfoId = 'Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-KeyInfo';
// Create an Object to be added to the Signature.
final object1 = CkXml();
object1.tag = 'xades:QualifyingProperties';
object1.addAttribute('xmlns:xades', 'http://uri.etsi.org/01903/v1.3.2#');
object1.addAttribute('Id', 'Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-QualifyingProperties');
object1.addAttribute('Target', '#Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-Signature');
object1.addAttribute('xmlns:ds', 'http://www.w3.org/2000/09/xmldsig#');
object1.updateAttrAt('xades:SignedProperties', true, 'Id', 'Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-SignedProperties');
object1.updateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime', 'TO BE GENERATED BY CHILKAT');
object1.updateAttrAt('xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestMethod', true, 'Algorithm', 'http://www.w3.org/2001/04/xmlenc#sha512');
object1.updateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestValue', 'TO BE GENERATED BY CHILKAT');
object1.updateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:IssuerSerialV2', 'TO BE GENERATED BY CHILKAT');
object1.updateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyId|xades:Identifier', 'https://www.batuz.eus/fitxategiak/batuz/ticketbai/sinadura_elektronikoaren_zehaztapenak_especificaciones_de_la_firma_electronica_v1_0.pdf');
object1.updateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyId|xades:Description', '');
object1.updateAttrAt('xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyHash|ds:DigestMethod', true, 'Algorithm', 'http://www.w3.org/2001/04/xmlenc#sha256');
object1.updateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyHash|ds:DigestValue', 'Quzn98x3PMbSHwbUzaj5f5KOpiH0u8bvmwbbbNkO9Es=');
object1.updateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyQualifiers|xades:SigPolicyQualifier|xades:SPURI', 'https://www.batuz.eus/fitxategiak/batuz/ticketbai/sinadura_elektronikoaren_zehaztapenak_especificaciones_de_la_firma_electronica_v1_0.pdf');
object1.updateAttrAt('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat', true, 'ObjectReference', '#Reference-43b5c8a3-7ce0-4056-bdbe-d2076d8ac825');
object1.updateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Description', '');
object1.updateAttrAt('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:Identifier', true, 'Qualifier', 'OIDAsURN');
object1.updateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:Identifier', 'urn:oid:1.2.840.10003.5.109.10');
object1.updateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:Description', '');
object1.updateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType', 'text/xml');
object1.updateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Encoding', '');
gen.addObject('', object1.getXml(), '', '');
// -------- Reference 1 --------
gen.addSameDocRef('', 'sha512', 'C14N', '', 'http://www.w3.org/2000/09/xmldsig#Object');
gen.setRefIdAttr('', 'Reference-43b5c8a3-7ce0-4056-bdbe-d2076d8ac825');
// -------- Reference 2 --------
gen.addObjectRef('Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-SignedProperties', 'sha512', '', '', 'http://uri.etsi.org/01903#SignedProperties');
// -------- Reference 3 --------
gen.addSameDocRef('Signature-43861174-a0e6-45f9-afbf-8b48c46c6c13-KeyInfo', 'sha512', '', '', '');
// Provide a certificate + private key. (PFX password is test123)
final cert = CkCert();
try {
cert.loadPfxFile('qa_data/pfx/cert_test123.pfx', 'test123');
} on ChilkatException catch (e) {
print(e.lastErrorText);
return;
}
gen.setX509Cert(cert, true);
gen.keyInfoType = 'X509Data+KeyValue';
gen.x509Type = 'Certificate';
// Load XML to be signed...
final sbXml = CkStringBuilder();
xmlToSign.getXmlSb(sbXml);
gen.behaviors = 'IndentedSignature,TransformSignatureXPath';
// Sign the XML...
try {
gen.createXmlDSigSb(sbXml);
} on ChilkatException catch (e) {
print(e.lastErrorText);
return;
}
// -----------------------------------------------
// Save the signed XML to a file.
sbXml.writeFile('qa_output/signedXml_2.xml', 'utf-8', false);
print(sbXml.getAsString());
// ----------------------------------------
// Verify the signatures we just produced...
final verifier = CkXmlDSig();
try {
verifier.loadSignatureSb(sbXml);
} on ChilkatException catch (e) {
print(e.lastErrorText);
return;
}
final numSigs = verifier.numSignatures;
var verifyIdx = 0;
while (verifyIdx < numSigs) {
verifier.selector = verifyIdx;
try {
verifier.verifySignature(true);
} on ChilkatException catch (e) {
print(e.lastErrorText);
return;
}
verifyIdx++;
}
print('All signatures were successfully verified.');
}