Sample code for 30+ languages & platforms
Lazarus Pascal

Create sii.cl Factura Electrónica (Chile Servicio de Impuestos Internos)

See more XAdES Examples

Demonstrates how to sign an XML invoice according to Chilean Internal Revenue Service regulations.

Chilkat Lazarus Pascal Downloads

Lazarus Pascal
program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.StringBuilder,
  Chilkat.XmlDSigGen,
  Chilkat.Cert,
  Chilkat.XmlDSig;

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

procedure RunDemo;
var
  success: Boolean;
  gen: TXmlDSigGen;
  cert: TCert;
  sbXml: TStringBuilder;
  verifier: TXmlDSig;
  numSigs: Integer;
  verifyIdx: Integer;
  verified: Boolean;

begin
  success := False;

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

  //  See: Apply 2nd Signature to sii.cl Factura Electr�nica (Chile Servicio de Impuestos Internos)
  //  for an example showing how to apply a 2nd signature.

  //  We want to sign XML that looks like the following:

  //  <?xml version="1.0" encoding="iso-8859-1"?>
  //  <DTE version="1.0" xmlns="http://www.sii.cl/SiiDte">
  //      <Documento ID="F13T34">
  //          <Encabezado>
  //              <IdDoc>
  //                  <TipoDTE>34</TipoDTE>
  //                  <Folio>13</Folio>
  //                  <FchEmis>2020-07-17</FchEmis>
  //                  <FmaPago>1</FmaPago>
  //                  <FchVenc>2020-07-17</FchVenc>
  //              </IdDoc>
  //              <Emisor>
  //                  <RUTEmisor>...</RUTEmisor>
  //                  <RznSoc>...</RznSoc>
  //                  <GiroEmis>...</GiroEmis>
  //                  <Acteco>...</Acteco>
  //                  <DirOrigen>...</DirOrigen>
  //                  <CmnaOrigen>...</CmnaOrigen>
  //                  <CiudadOrigen>...</CiudadOrigen>
  //              </Emisor>
  //              <Receptor>
  //                  <RUTRecep>...</RUTRecep>
  //                  <RznSocRecep>...</RznSocRecep>
  //                  <GiroRecep>...</GiroRecep>
  //                  <Contacto/>
  //                  <DirRecep>...</DirRecep>
  //                  <CmnaRecep>...</CmnaRecep>
  //                  <CiudadRecep>...</CiudadRecep>
  //              </Receptor>
  //              <Totales>
  //                  <MntExe>14999</MntExe>
  //                  <MntTotal>14999</MntTotal>
  //              </Totales>
  //          </Encabezado>
  //          <Detalle>
  //              <NroLinDet>1</NroLinDet>
  //              <CdgItem>
  //                  <TpoCodigo>INT</TpoCodigo>
  //                  <VlrCodigo>1</VlrCodigo>
  //              </CdgItem>
  //              <NmbItem>Atenci�n profesional mes de Junio 2020</NmbItem>
  //              <QtyItem>1</QtyItem>
  //              <UnmdItem>UNI</UnmdItem>
  //              <PrcItem>14999</PrcItem>
  //              <MontoItem>14999</MontoItem>
  //          </Detalle>
  //          <TED version="1.0">
  //              <DD>
  //                  <RE>99972220-K</RE>
  //                  <TD>34</TD>
  //                  <F>13</F>
  //                  <FE>2020-07-17</FE>
  //                  <RR>99942999-2</RR>
  //                  <RSR>...</RSR>
  //                  <MNT>14999</MNT>
  //                  <IT1>Atencion profesional mes de Junio 2020</IT1>
  //                  <CAF version="1.0">
  //                      <DA>
  //                          <RE>99972220-K</RE>
  //                          <RS>...</RS>
  //                          <TD>34</TD>
  //                          <RNG>
  //                              <D>3</D>
  //                              <H>12</H>
  //                          </RNG>
  //                          <FA>2019-10-10</FA>
  //                          <RSAPK>
  //                              <M>2zHVYpcVNQRvS2yFuqdrh...TEQZx/m0t9HVTgWKZvlc6LSQ==</M>
  //                              <E>Aw==</E>
  //                          </RSAPK>
  //                          <IDK>300</IDK>
  //                      </DA>
  //                      <FRMA algoritmo="SHA1withRSA">LaVkjISGu...sBtsQL1jR9lw==</FRMA>
  //                  </CAF>
  //                  <TSTED>2020-07-17T13:19:10</TSTED>
  //              </DD>
  //              <FRMT algoritmo="SHA1withRSA">LxZr6zmXRZIfTz7...IXS6sp4vfz2fIsA==</FRMT>
  //          </TED>
  //          <TmstFirma>2020-07-17T13:19:10</TmstFirma>
  //      </Documento>
  //  </DTE>

  success := True;

  gen := TXmlDSigGen.Create;

  gen.SigLocation := 'DTE';
  gen.SigLocationMod := 0;
  gen.SigNamespacePrefix := '';
  gen.SigNamespaceUri := 'http://www.w3.org/2000/09/xmldsig#';
  gen.SignedInfoCanonAlg := 'C14N';
  gen.SignedInfoDigestMethod := 'sha1';

  //  -------- Reference 1 --------
  gen.AddSameDocRef('F13T34','sha1','','','');

  //  Provide a certificate + private key. (PFX password is test123)
  cert := TCert.Create;
  success := cert.LoadPfxFile('qa_data/pfx/cert_test123.pfx','test123');
  if (success <> True) then
    begin
      WriteLn(cert.LastErrorText);
      Exit;
    end;
  gen.SetX509Cert(cert,True);

  gen.KeyInfoType := 'X509Data+KeyValue';
  gen.X509Type := 'Certificate';

  //  Load XML to be signed...
  sbXml := TStringBuilder.Create;
  success := sbXml.LoadFile('qa_data/xml_dsig/sii_cl/xmlToSign.xml','iso-8859-1');
  if (success = False) then
    begin
      WriteLn('Failed to load XML file.');
      Exit;
    end;

  gen.Behaviors := 'IndentedSignature';

  //  Sign the XML...
  success := gen.CreateXmlDSigSb(sbXml);
  if (success <> True) then
    begin
      WriteLn(gen.LastErrorText);
      Exit;
    end;
  //  -----------------------------------------------

  //  Save the signed XML to a file.
  success := sbXml.WriteFile('qa_data/xml_dsig/sii_cl/signed1.xml','iso-8859-1',False);

  WriteLn(sbXml.GetAsString());

  //  ----------------------------------------
  //  Verify the signatures we just produced...
  verifier := TXmlDSig.Create;
  success := verifier.LoadSignatureSb(sbXml);
  if (success <> True) then
    begin
      WriteLn(verifier.LastErrorText);
      Exit;
    end;

  numSigs := verifier.NumSignatures;
  verifyIdx := 0;
  while verifyIdx < numSigs do
    begin
      verifier.Selector := verifyIdx;
      verified := verifier.VerifySignature(True);
      if (verified <> True) then
        begin
          WriteLn(verifier.LastErrorText);
          Exit;
        end;
      verifyIdx := verifyIdx + 1;
    end;

  WriteLn('All signatures were successfully verified.');


  gen.Free;
  cert.Free;
  sbXml.Free;
  verifier.Free;

end;

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

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.