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PHP ActiveX

TicketBAI Sign XML Example 2

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Second example to demonstrate how to sign XML for TicketBAI.

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PHP ActiveX 
<?php

$success = 0;

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

$success = 1;
// Create the XML to be signed...
$xmlToSign = new COM("Chilkat.Xml");
$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');

$gen = new COM("Chilkat.XmlDSigGen");

$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.
$object1 = new COM("Chilkat.Xml");
$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',1,'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',1,'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',1,'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',1,'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',1,'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)
$cert = new COM("Chilkat.Cert");
$success = $cert->LoadPfxFile('qa_data/pfx/cert_test123.pfx','test123');
if ($success != 1) {
    print $cert->LastErrorText . "\n";
    exit;
}

$gen->SetX509Cert($cert,1);

$gen->KeyInfoType = 'X509Data+KeyValue';
$gen->X509Type = 'Certificate';

// Load XML to be signed...
$sbXml = new COM("Chilkat.StringBuilder");
$xmlToSign->GetXmlSb($sbXml);

$gen->Behaviors = 'IndentedSignature,TransformSignatureXPath';

// Sign the XML...
$success = $gen->CreateXmlDSigSb($sbXml);
if ($success != 1) {
    print $gen->LastErrorText . "\n";
    exit;
}

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

// Save the signed XML to a file.
$success = $sbXml->WriteFile('qa_output/signedXml_2.xml','utf-8',0);

print $sbXml->getAsString() . "\n";

// ----------------------------------------
// Verify the signatures we just produced...
$verifier = new COM("Chilkat.XmlDSig");
$success = $verifier->LoadSignatureSb($sbXml);
if ($success != 1) {
    print $verifier->LastErrorText . "\n";
    exit;
}

$numSigs = $verifier->NumSignatures;
$verifyIdx = 0;
while ($verifyIdx < $numSigs) {
    $verifier->Selector = $verifyIdx;
    $verified = $verifier->VerifySignature(1);
    if ($verified != 1) {
        print $verifier->LastErrorText . "\n";
        exit;
    }

    $verifyIdx = $verifyIdx + 1;
}

print 'All signatures were successfully verified.' . "\n";

?>