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(Delphi ActiveX) UBL XAdES Enveloped SignatureDemonstrates how to create a UBL XAdES enveloped signature.
uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB; ... procedure TForm1.Button1Click(Sender: TObject); var success: Integer; xmlToSign: TChilkatXml; gen: TChilkatXmlDSigGen; object1: TChilkatXml; cert: TChilkatCert; sbXml: TChilkatStringBuilder; verifier: TChilkatXmlDSig; numSigs: Integer; verifyIdx: Integer; verified: Integer; begin // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. success := 1; // // The following code creates the XML document to be signed. // (It is also possible to simply load the XML into the Chilkat XML object by calling the LoadXml method.) // A sample (already signed) of this XML is available here: External link: credit-note-en16931-xades-signed.xml // Also, you may use this online tool to generate code from sample XML: // Generate Code to Create XML xmlToSign := TChilkatXml.Create(Self); xmlToSign.Tag := 'CreditNote'; xmlToSign.AddAttribute('xmlns','urn:oasis:names:specification:ubl:schema:xsd:CreditNote-2'); xmlToSign.AddAttribute('xmlns:cac','urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2'); xmlToSign.AddAttribute('xmlns:cbc','urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2'); xmlToSign.AddAttribute('xmlns:ext','urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2'); xmlToSign.UpdateAttrAt('ext:UBLExtensions|ext:UBLExtension',1,'xmlns:sac','urn:oasis:names:specification:ubl:schema:xsd:SignatureAggregateComponents-2'); xmlToSign.UpdateAttrAt('ext:UBLExtensions|ext:UBLExtension',1,'xmlns:sig','urn:oasis:names:specification:ubl:schema:xsd:CommonSignatureComponents-2'); xmlToSign.UpdateChildContent('ext:UBLExtensions|ext:UBLExtension|ext:ExtensionContent|sig:UBLDocumentSignatures|sac:SignatureInformation',''); xmlToSign.UpdateChildContent('cbc:CustomizationID','urn:cen.eu:en16931:2017'); xmlToSign.UpdateChildContent('cbc:ProfileID','P1'); xmlToSign.UpdateChildContent('cbc:ID','c2ad1540-cf12-4e83-b47c-906aac70242e'); xmlToSign.UpdateChildContent('cbc:IssueDate','2009-12-15'); xmlToSign.UpdateAttrAt('cbc:Note',1,'languageID','en'); xmlToSign.UpdateChildContent('cbc:Note','Ordered in our booth at the convention.'); xmlToSign.UpdateAttrAt('cbc:DocumentCurrencyCode',1,'listAgencyID','6'); xmlToSign.UpdateAttrAt('cbc:DocumentCurrencyCode',1,'listID','ISO 4217 Alpha'); xmlToSign.UpdateChildContent('cbc:DocumentCurrencyCode','HRK'); xmlToSign.UpdateChildContent('cbc:AccountingCost','Project cost code 123'); xmlToSign.UpdateChildContent('cac:InvoicePeriod|cbc:StartDate','2009-11-01'); xmlToSign.UpdateChildContent('cac:InvoicePeriod|cbc:EndDate','2009-11-30'); xmlToSign.UpdateChildContent('cac:OrderReference|cbc:ID','123'); xmlToSign.UpdateChildContent('cac:ContractDocumentReference|cbc:ID','Contract321'); xmlToSign.UpdateChildContent('cac:ContractDocumentReference|cbc:DocumentType','Framework agreement'); xmlToSign.UpdateChildContent('cac:AdditionalDocumentReference|cbc:ID','Doc1'); xmlToSign.UpdateChildContent('cac:AdditionalDocumentReference|cbc:DocumentType','Timesheet'); xmlToSign.UpdateChildContent('cac:AdditionalDocumentReference|cac:Attachment|cac:ExternalReference|cbc:URI','http://www.suppliersite.eu/sheet001.html'); xmlToSign.UpdateChildContent('cac:AdditionalDocumentReference[1]|cbc:ID','Doc2'); xmlToSign.UpdateChildContent('cac:AdditionalDocumentReference[1]|cbc:DocumentType','Drawing'); xmlToSign.UpdateAttrAt('cac:AdditionalDocumentReference[1]|cac:Attachment|cbc:EmbeddedDocumentBinaryObject',1,'mimeCode','application/pdf'); xmlToSign.UpdateChildContent('cac:AdditionalDocumentReference[1]|cac:Attachment|cbc:EmbeddedDocumentBinaryObject','UjBsR09EbGhjZ0dTQUxNQUFBUUNBRU1tQ1p0dU1GUXhEUzhi'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PartyIdentification|cbc:ID','9934:18683136487::HR99:276'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PostalAddress|cbc:StreetName','KATANCICEVA'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PostalAddress|cbc:CityName','ZAGREB'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PostalAddress|cbc:PostalZone','10000'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PostalAddress|cac:Country|cbc:IdentificationCode','HR'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PartyTaxScheme|cbc:CompanyID','HR18683136487'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PartyTaxScheme|cac:TaxScheme|cbc:ID','FRE'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:PartyLegalEntity|cbc:RegistrationName','MINISTARSTVO FINANCIJA'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:Contact|cbc:Name','JURAJ MARKOVIC'); xmlToSign.UpdateChildContent('cac:AccountingSupplierParty|cac:Party|cac:Contact|cbc:ElectronicMail','juraj.markovic@fina.hr'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PartyIdentification|cbc:ID','9934:49811265576::HR99:NOVO1'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PostalAddress|cbc:StreetName','GETALDICEVA 4'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PostalAddress|cbc:CityName','ZAGREB'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PostalAddress|cbc:PostalZone','10000'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PostalAddress|cac:Country|cbc:IdentificationCode','HR'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PartyTaxScheme|cbc:CompanyID','HR49811265576'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PartyTaxScheme|cac:TaxScheme|cbc:ID','VAT'); xmlToSign.UpdateChildContent('cac:AccountingCustomerParty|cac:Party|cac:PartyLegalEntity|cbc:RegistrationName','NOVO1'); xmlToSign.UpdateChildContent('cac:Delivery|cac:DeliveryLocation|cac:Address|cac:Country|cbc:IdentificationCode','HR'); xmlToSign.UpdateChildContent('cac:PaymentMeans|cbc:PaymentMeansCode','30'); xmlToSign.UpdateChildContent('cac:PaymentMeans|cbc:InstructionNote','Neki opis placanja'); xmlToSign.UpdateChildContent('cac:PaymentMeans|cbc:PaymentID','HR00 12456'); xmlToSign.UpdateChildContent('cac:PaymentMeans|cac:PayeeFinancialAccount|cbc:ID','HR1210010051863000160'); xmlToSign.UpdateChildContent('cac:PaymentTerms|cbc:Note','Neki uvjeti placanja'); xmlToSign.UpdateAttrAt('cac:TaxTotal|cbc:TaxAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:TaxTotal|cbc:TaxAmount','25.00'); xmlToSign.UpdateAttrAt('cac:TaxTotal|cac:TaxSubtotal|cbc:TaxableAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:TaxTotal|cac:TaxSubtotal|cbc:TaxableAmount','100.00'); xmlToSign.UpdateAttrAt('cac:TaxTotal|cac:TaxSubtotal|cbc:TaxAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:TaxTotal|cac:TaxSubtotal|cbc:TaxAmount','25.00'); xmlToSign.UpdateChildContent('cac:TaxTotal|cac:TaxSubtotal|cac:TaxCategory|cbc:ID','S'); xmlToSign.UpdateChildContent('cac:TaxTotal|cac:TaxSubtotal|cac:TaxCategory|cbc:Percent','25'); xmlToSign.UpdateChildContent('cac:TaxTotal|cac:TaxSubtotal|cac:TaxCategory|cac:TaxScheme|cbc:ID','VAT'); xmlToSign.UpdateAttrAt('cac:LegalMonetaryTotal|cbc:LineExtensionAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:LegalMonetaryTotal|cbc:LineExtensionAmount','100.00'); xmlToSign.UpdateAttrAt('cac:LegalMonetaryTotal|cbc:TaxExclusiveAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:LegalMonetaryTotal|cbc:TaxExclusiveAmount','100.00'); xmlToSign.UpdateAttrAt('cac:LegalMonetaryTotal|cbc:TaxInclusiveAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:LegalMonetaryTotal|cbc:TaxInclusiveAmount','125.00'); xmlToSign.UpdateAttrAt('cac:LegalMonetaryTotal|cbc:PayableAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:LegalMonetaryTotal|cbc:PayableAmount','125.00'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cbc:ID','1'); xmlToSign.UpdateAttrAt('cac:CreditNoteLine|cbc:CreditedQuantity',1,'unitCode','H87'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cbc:CreditedQuantity','1.000'); xmlToSign.UpdateAttrAt('cac:CreditNoteLine|cbc:LineExtensionAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cbc:LineExtensionAmount','100.00'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cbc:Description','Neki detaljniji opis proizvoda ide ovdje'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cbc:Name','Neki proizvod'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:OriginCountry|cbc:IdentificationCode','HR'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:ClassifiedTaxCategory|cbc:ID','S'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:ClassifiedTaxCategory|cbc:Percent','25'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:ClassifiedTaxCategory|cac:TaxScheme|cbc:ID','VAT'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:AdditionalItemProperty|cbc:Name','Boja'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:AdditionalItemProperty|cbc:Value','Plava'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:AdditionalItemProperty[1]|cbc:Name','Masa'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Item|cac:AdditionalItemProperty[1]|cbc:Value','1,2 Kg'); xmlToSign.UpdateAttrAt('cac:CreditNoteLine|cac:Price|cbc:PriceAmount',1,'currencyID','HRK'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Price|cbc:PriceAmount','100.000000'); xmlToSign.UpdateAttrAt('cac:CreditNoteLine|cac:Price|cbc:BaseQuantity',1,'unitCode','H87'); xmlToSign.UpdateChildContent('cac:CreditNoteLine|cac:Price|cbc:BaseQuantity','1.000'); // Use this online tool to generate XAdES code from a sample signed XML: // Generate Code to Creaet XAdES from Sample XAdES // The following code was generated by the online tool. gen := TChilkatXmlDSigGen.Create(Self); gen.SigLocation := 'CreditNote|ext:UBLExtensions|ext:UBLExtension|ext:ExtensionContent|sig:UBLDocumentSignatures|sac:SignatureInformation'; gen.SigLocationMod := 0; gen.SigId := 'Signature-7f4c4719515a4a0a8ce4d1b983a2ec69'; gen.SigNamespacePrefix := ''; gen.SigNamespaceUri := 'http://www.w3.org/2000/09/xmldsig#'; gen.SignedInfoCanonAlg := 'C14N'; gen.SignedInfoDigestMethod := 'sha256'; // Create an Object to be added to the Signature. object1 := TChilkatXml.Create(Self); object1.Tag := 'xades:QualifyingProperties'; object1.AddAttribute('xmlns:ds','http://www.w3.org/2000/09/xmldsig#'); object1.AddAttribute('xmlns:xades','http://uri.etsi.org/01903/v1.3.2#'); object1.AddAttribute('Target','#Signature-7f4c4719515a4a0a8ce4d1b983a2ec69'); object1.UpdateAttrAt('xades:SignedProperties',1,'Id','SignedProperties-6573207f4ad64b49b0310f7a9e2dfadc'); object1.UpdateChildContent('xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime','TO BE GENERATED BY CHILKAT'); // 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.UpdateAttrAt('xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:CertDigest|ds:DigestMethod',1,'Algorithm','http://www.w3.org/2000/09/xmldsig#sha1'); 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:SignedDataObjectProperties|xades:DataObjectFormat',1,'ObjectReference',''); object1.UpdateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Description','document'); object1.UpdateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType','application/xml'); object1.UpdateChildContent('xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Encoding','UTF-8'); gen.AddObject('',object1.GetXml(),'',''); // -------- Reference 1 -------- gen.AddSameDocRef('','sha256','','',''); // -------- Reference 2 -------- gen.AddObjectRef('SignedProperties-6573207f4ad64b49b0310f7a9e2dfadc','sha256','','','http://uri.etsi.org/01903#SignedProperties'); // Provide a certificate + private key. (PFX password is test123) cert := TChilkatCert.Create(Self); success := cert.LoadPfxFile('qa_data/pfx/cert_test123.pfx','test123'); if (success <> 1) then begin Memo1.Lines.Add(cert.LastErrorText); Exit; end; gen.SetX509Cert(cert.ControlInterface,1); gen.KeyInfoType := 'X509Data+KeyValue'; gen.X509Type := 'IssuerSerial,SubjectName,SKI,Certificate'; // Load XML to be signed... sbXml := TChilkatStringBuilder.Create(Self); xmlToSign.GetXmlSb(sbXml.ControlInterface); // Adding the "UBLDocumentSignatures" behavior causes the following Transform to be used for the // first Reference: // <Transform Algorithm="http://www.w3.org/TR/1999/REC-xpath-19991116"><XPath>count(ancestor-or-self::sig:UBLDocumentSignatures | here()/ancestor::sig:UBLDocumentSignatures[1]) > count(ancestor-or-self::sig:UBLDocumentSignatures)</XPath></Transform> gen.Behaviors := 'IndentedSignature,UBLDocumentSignatures'; // Sign the XML... success := gen.CreateXmlDSigSb(sbXml.ControlInterface); if (success <> 1) then begin Memo1.Lines.Add(gen.LastErrorText); Exit; end; // ----------------------------------------------- // Save the signed XML to a file. success := sbXml.WriteFile('qa_output/signedXml.xml','utf-8',0); Memo1.Lines.Add(sbXml.GetAsString()); // ---------------------------------------- // Verify the signature we just produced... verifier := TChilkatXmlDSig.Create(Self); success := verifier.LoadSignatureSb(sbXml.ControlInterface); if (success <> 1) then begin Memo1.Lines.Add(verifier.LastErrorText); Exit; end; // We should have just one signature.. numSigs := verifier.NumSignatures; verifyIdx := 0; while verifyIdx < numSigs do begin verifier.Selector := verifyIdx; verified := verifier.VerifySignature(1); if (verified <> 1) then begin Memo1.Lines.Add(verifier.LastErrorText); Exit; end; verifyIdx := verifyIdx + 1; end; Memo1.Lines.Add('The signature was successfully verified.'); end; |
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