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Perl

TicketBAI Sign XML Example 1

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First example to demonstrate how to sign XML for TicketBAI.

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Perl 
use chilkat();

$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 = chilkat::CkXml->new();
$xmlToSign->put_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","B00000034");
$xmlToSign->UpdateChildContent("Sujetos|Destinatarios|IDDestinatario|ApellidosNombreRazonSocial","CONSULTORIA GALDETU");
$xmlToSign->UpdateChildContent("Factura|CabeceraFactura|SerieFactura","A2022");
$xmlToSign->UpdateChildContent("Factura|CabeceraFactura|NumFactura","0399");
$xmlToSign->UpdateChildContent("Factura|CabeceraFactura|FechaExpedicionFactura","06-05-2022");
$xmlToSign->UpdateChildContent("Factura|CabeceraFactura|HoraExpedicionFactura","10:30:28");
$xmlToSign->UpdateChildContent("Factura|DatosFactura|DescripcionFactura","Venta Fotocopister�a");
$xmlToSign->UpdateChildContent("Factura|DatosFactura|ImporteTotalFactura","31.46");
$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","26.00");
$xmlToSign->UpdateChildContent("Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|TipoImpositivo","21.00");
$xmlToSign->UpdateChildContent("Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|CuotaImpuesto","5.46");
$xmlToSign->UpdateChildContent("HuellaTBAI|EncadenamientoFacturaAnterior|SerieFacturaAnterior","A2022");
$xmlToSign->UpdateChildContent("HuellaTBAI|EncadenamientoFacturaAnterior|NumFacturaAnterior","0398");
$xmlToSign->UpdateChildContent("HuellaTBAI|EncadenamientoFacturaAnterior|FechaExpedicionFacturaAnterior","05-05-2022");
$xmlToSign->UpdateChildContent("HuellaTBAI|EncadenamientoFacturaAnterior|SignatureValueFirmaFacturaAnterior","KwXaQec65SKpVP7EU9o4nUXOx7SAftIToFsxH+2j2tXPXhpBUnS26dhdSpiMl2DlTuqRsFdZfWyYazaGHgSRQHZZAnFtpbi4BeMk");
$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 = chilkat::CkXmlDSigGen->new();

$gen->put_SigLocation("T:TicketBai");
$gen->put_SigLocationMod(0);
$gen->put_SigId("Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-Signature");
$gen->put_SigNamespacePrefix("ds");
$gen->put_SigNamespaceUri("http://www.w3.org/2000/09/xmldsig#");
$gen->put_SigValueId("Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-SignatureValue");
$gen->put_SignedInfoCanonAlg("C14N");
$gen->put_SignedInfoDigestMethod("sha256");

# Set the KeyInfoId before adding references..
$gen->put_KeyInfoId("Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-KeyInfo");

# Create an Object to be added to the Signature.
$object1 = chilkat::CkXml->new();
$object1->put_Tag("xades:QualifyingProperties");
$object1->AddAttribute("xmlns:xades","http://uri.etsi.org/01903/v1.3.2#");
$object1->AddAttribute("Id","Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-QualifyingProperties");
$object1->AddAttribute("Target","#Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-Signature");
$object1->AddAttribute("xmlns:ds","http://www.w3.org/2000/09/xmldsig#");
$object1->UpdateAttrAt("xades:SignedProperties",1,"Id","Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-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-7e6f3481-4acc-47de-90fd-67878ad15e8e");
$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-7e6f3481-4acc-47de-90fd-67878ad15e8e");

# -------- Reference 2 --------
$gen->AddObjectRef("Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-SignedProperties","sha512","","","http://uri.etsi.org/01903#SignedProperties");

# -------- Reference 3 --------
$gen->AddSameDocRef("Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-KeyInfo","sha512","","","");

# Provide a certificate + private key. (PFX password is test123)
$cert = chilkat::CkCert->new();
$success = $cert->LoadPfxFile("qa_data/pfx/cert_test123.pfx","test123");
if ($success != 1) {
    print $cert->lastErrorText() . "\r\n";
    exit;
}

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

$gen->put_KeyInfoType("X509Data+KeyValue");
$gen->put_X509Type("Certificate");

# Load XML to be signed...
$sbXml = chilkat::CkStringBuilder->new();
$xmlToSign->GetXmlSb($sbXml);

$gen->put_Behaviors("TransformSignatureXPath");

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

# -----------------------------------------------

# Save the signed XML to a file.
$success = $sbXml->WriteFile("qa_output/signedXml_1.xml","utf-8",0);

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

# ----------------------------------------
# Verify the signatures we just produced...
$verifier = chilkat::CkXmlDSig->new();
$success = $verifier->LoadSignatureSb($sbXml);
if ($success != 1) {
    print $verifier->lastErrorText() . "\r\n";
    exit;
}

$numSigs = $verifier->get_NumSignatures();
$verifyIdx = 0;
while ($verifyIdx < $numSigs) {
    $verifier->put_Selector($verifyIdx);
    $verified = $verifier->VerifySignature(1);
    if ($verified != 1) {
        print $verifier->lastErrorText() . "\r\n";
        exit;
    }

    $verifyIdx = $verifyIdx + 1;
}

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