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(PHP Extension) XML-DSig Add Object Reference with Transforms Specified ExplicitlyDemonstrates how to use the new AddObjectRef2 method to explicitly specify the XML Transforms fragment.
<?php include("chilkat.php"); // Use "chilkat_9_5_0.php" for versions of Chilkat < 10.0.0 // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. $success = true; // Build the following XML to be signed: // <?xml version="1.0" encoding="utf-8"?> // <InitUpload xmlns="http://e-dokumenty.mf.gov.pl"> // <DocumentType>JPK</DocumentType> // <Version>01.02.01.20160617</Version> // <EncryptionKey algorithm="RSA" encoding="Base64" mode="ECB" padding="PKCS#1">xxxx</EncryptionKey> // <DocumentList> // <Document> // <FormCode schemaVersion="1-1" systemCode="JPK_VAT (3)">JPK_VAT</FormCode> // <FileName>JPK_VAT_3_v1-1_20181201.xml</FileName> // <ContentLength>8736</ContentLength> // <HashValue algorithm="SHA-256" encoding="Base64">JEDI1pItwh6dj/Xx1uts/x61qnjZ4DLHpkZMhmf1oKQ=</HashValue> // <FileSignatureList filesNumber="1"> // <Packaging> // <SplitZip mode="zip" type="split"/> // </Packaging> // <Encryption> // <AES block="16" mode="CBC" padding="PKCS#7" size="256"> // <IV bytes="16" encoding="Base64">z64oN9zXHt1+S3XACRSCYw==</IV> // </AES> // </Encryption> // <FileSignature> // <OrdinalNumber>1</OrdinalNumber> // <FileName>JPK_VAT_3_v1-1_20181201-000.xml.zip.aes</FileName> // <ContentLength>16</ContentLength> // <HashValue algorithm="MD5" encoding="Base64">5MX0q1935fvMjLFV7E1yDw==</HashValue> // </FileSignature> // </FileSignatureList> // </Document> // </DocumentList> // </InitUpload> // Use this online tool to generate code from sample XML: // Generate Code to Create XML $xmlToSign = new CkXml(); $xmlToSign->put_Tag('InitUpload'); $xmlToSign->AddAttribute('xmlns','http://e-dokumenty.mf.gov.pl'); $xmlToSign->UpdateChildContent('DocumentType','JPK'); $xmlToSign->UpdateChildContent('Version','01.02.01.20160617'); $xmlToSign->UpdateAttrAt('EncryptionKey',true,'algorithm','RSA'); $xmlToSign->UpdateAttrAt('EncryptionKey',true,'encoding','Base64'); $xmlToSign->UpdateAttrAt('EncryptionKey',true,'mode','ECB'); $xmlToSign->UpdateAttrAt('EncryptionKey',true,'padding','PKCS#1'); $xmlToSign->UpdateChildContent('EncryptionKey','xxxx'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FormCode',true,'schemaVersion','1-1'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FormCode',true,'systemCode','JPK_VAT (3)'); $xmlToSign->UpdateChildContent('DocumentList|Document|FormCode','JPK_VAT'); $xmlToSign->UpdateChildContent('DocumentList|Document|FileName','JPK_VAT_3_v1-1_20181201.xml'); $xmlToSign->UpdateChildContent('DocumentList|Document|ContentLength','8736'); $xmlToSign->UpdateAttrAt('DocumentList|Document|HashValue',true,'algorithm','SHA-256'); $xmlToSign->UpdateAttrAt('DocumentList|Document|HashValue',true,'encoding','Base64'); $xmlToSign->UpdateChildContent('DocumentList|Document|HashValue','JEDI1pItwh6dj/Xx1uts/x61qnjZ4DLHpkZMhmf1oKQ='); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList',true,'filesNumber','1'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Packaging|SplitZip',true,'mode','zip'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Packaging|SplitZip',true,'type','split'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Encryption|AES',true,'block','16'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Encryption|AES',true,'mode','CBC'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Encryption|AES',true,'padding','PKCS#7'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Encryption|AES',true,'size','256'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Encryption|AES|IV',true,'bytes','16'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|Encryption|AES|IV',true,'encoding','Base64'); $xmlToSign->UpdateChildContent('DocumentList|Document|FileSignatureList|Encryption|AES|IV','z64oN9zXHt1+S3XACRSCYw=='); $xmlToSign->UpdateChildContent('DocumentList|Document|FileSignatureList|FileSignature|OrdinalNumber','1'); $xmlToSign->UpdateChildContent('DocumentList|Document|FileSignatureList|FileSignature|FileName','JPK_VAT_3_v1-1_20181201-000.xml.zip.aes'); $xmlToSign->UpdateChildContent('DocumentList|Document|FileSignatureList|FileSignature|ContentLength','16'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|FileSignature|HashValue',true,'algorithm','MD5'); $xmlToSign->UpdateAttrAt('DocumentList|Document|FileSignatureList|FileSignature|HashValue',true,'encoding','Base64'); $xmlToSign->UpdateChildContent('DocumentList|Document|FileSignatureList|FileSignature|HashValue','5MX0q1935fvMjLFV7E1yDw=='); $gen = new CkXmlDSigGen(); $gen->put_SigLocation('InitUpload'); $gen->put_SigLocationMod(0); $gen->put_SigId('id-1234'); $gen->put_SigNamespacePrefix('ds'); $gen->put_SigNamespaceUri('http://www.w3.org/2000/09/xmldsig#'); $gen->put_SignedInfoCanonAlg('EXCL_C14N'); $gen->put_SignedInfoDigestMethod('sha256'); // Create an Object to be added to the Signature. // <xades:QualifyingProperties Target="#id-1234" xmlns:xades="http://uri.etsi.org/01903/v1.3.2#"> // <xades:SignedProperties Id="xades-id-1234"> // <xades:SignedSignatureProperties> // <xades:SigningTime>TO BE GENERATED BY CHILKAT</xades:SigningTime> // <xades:SigningCertificate> // <xades:Cert> // <xades:CertDigest> // <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/> // <ds:DigestValue>TO BE GENERATED BY CHILKAT</ds:DigestValue> // </xades:CertDigest> // <xades:IssuerSerial> // <ds:X509IssuerName>TO BE GENERATED BY CHILKAT</ds:X509IssuerName> // <ds:X509SerialNumber>TO BE GENERATED BY CHILKAT</ds:X509SerialNumber> // </xades:IssuerSerial> // </xades:Cert> // </xades:SigningCertificate> // </xades:SignedSignatureProperties> // <xades:SignedDataObjectProperties> // <xades:DataObjectFormat ObjectReference="#r-id-1"> // <xades:MimeType>text/xml</xades:MimeType> // </xades:DataObjectFormat> // </xades:SignedDataObjectProperties> // </xades:SignedProperties> // </xades:QualifyingProperties> $object1 = new CkXml(); $object1->put_Tag('xades:QualifyingProperties'); $object1->AddAttribute('xmlns:xades','http://uri.etsi.org/01903/v1.3.2#'); $object1->AddAttribute('Target','#id-1234'); $object1->UpdateAttrAt('xades:SignedProperties',true,'Id','xades-id-1234'); // Note: It may be that http://www.w3.org/2001/04/xmlenc#sha256 is needed in the following line instead of http://www.w3.org/2000/09/xmldsig#sha1 $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/2000/09/xmldsig#sha1'); $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->UpdateAttrAt('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat',true,'ObjectReference','#r-id-1'); $object1->UpdateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType','text/xml'); $gen->AddObject('',$object1->getXml(),'',''); // -------- Reference 1 -------- // Build the following Transforms fragment: // <ds:Transforms> // <ds:Transform Algorithm="http://www.w3.org/TR/1999/REC-xpath-19991116"> // <ds:XPath>not(ancestor-or-self::ds:Signature)</ds:XPath> // </ds:Transform> // <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/> // </ds:Transforms> $xml1 = new CkXml(); $xml1->put_Tag('ds:Transforms'); $xml1->UpdateAttrAt('ds:Transform',true,'Algorithm','http://www.w3.org/TR/1999/REC-xpath-19991116'); $xml1->UpdateChildContent('ds:Transform|ds:XPath','not(ancestor-or-self::ds:Signature)'); $xml1->UpdateAttrAt('ds:Transform[1]',true,'Algorithm','http://www.w3.org/2001/10/xml-exc-c14n#'); $gen->AddSameDocRef2('','sha256',$xml1,''); $gen->SetRefIdAttr('','r-id-1'); // -------- Reference 2 -------- // Build the following Transforms fragment: // <ds:Transforms> // <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/> // </ds:Transforms> $xml2 = new CkXml(); $xml2->put_Tag('ds:Transforms'); $xml2->UpdateAttrAt('ds:Transform',true,'Algorithm','http://www.w3.org/2001/10/xml-exc-c14n#'); $gen->AddObjectRef2('xades-id-1234','sha256',$xml2,'http://uri.etsi.org/01903#SignedProperties'); // Provide a certificate + private key. (PFX password is test123) $cert = new CkCert(); $success = $cert->LoadPfxFile('qa_data/pfx/cert_test123.pfx','test123'); if ($success != true) { print $cert->lastErrorText() . "\n"; exit; } $gen->SetX509Cert($cert,true); $gen->put_KeyInfoType('X509Data'); $gen->put_X509Type('Certificate'); // Load XML to be signed... $sbXml = new CkStringBuilder(); $xmlToSign->GetXmlSb($sbXml); $gen->put_Behaviors('IndentedSignature'); // Sign the XML... $success = $gen->CreateXmlDSigSb($sbXml); if ($success != true) { print $gen->lastErrorText() . "\n"; exit; } // ----------------------------------------------- // Save the signed XML to a file. $success = $sbXml->WriteFile('qa_output/signedXml.xml','utf-8',false); print $sbXml->getAsString() . "\n"; // ---------------------------------------- // Verify the signatures we just produced... $verifier = new CkXmlDSig(); $success = $verifier->LoadSignatureSb($sbXml); if ($success != true) { print $verifier->lastErrorText() . "\n"; exit; } $numSigs = $verifier->get_NumSignatures(); $verifyIdx = 0; while ($verifyIdx < $numSigs) { $verifier->put_Selector($verifyIdx); $verified = $verifier->VerifySignature(true); if ($verified != true) { print $verifier->lastErrorText() . "\n"; exit; } $verifyIdx = $verifyIdx + 1; } print 'All signatures were successfully verified.' . "\n"; ?> |
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