private void AdicionarLtv(string pdfPrimeiraAssinatura, SingInfo singInfo)
{
var inicioCarimbo = DateTime.Now;
var stamping = new StampingProperties();
stamping.UseAppendMode();
PdfDocument pdfDoc = new PdfDocument(
new PdfReader(pdfPrimeiraAssinatura),
new PdfWriter(singInfo.TargetPdf));
LtvVerification v = new LtvVerification(pdfDoc);
SignatureUtil signatureUtil = new SignatureUtil(pdfDoc);
var names = signatureUtil.GetSignatureNames();
var sigName = names[names.Count - 1];
var pkcs7 = signatureUtil.VerifySignature(sigName);
if (pkcs7.IsTsp())
{
v.AddVerification(
sigName,
this.ocspClient,
new CrlClientOnline(this.cadeiaTempo.ToArray()),
LtvVerification.CertificateOption.SIGNING_CERTIFICATE,
LtvVerification.Level.OCSP_CRL,
LtvVerification.CertificateInclusion.YES);
}
else
{
foreach (var name in names)
{
v.AddVerification(
name,
this.ocspClient,
new CrlClientOnline(this.cadeiaTempo.ToArray()),
LtvVerification.CertificateOption.WHOLE_CHAIN,
LtvVerification.Level.OCSP_CRL,
LtvVerification.CertificateInclusion.NO);
}
}
pdfDoc.Close();
Console.WriteLine("Aplicando timestamp........");
PdfReader r = new PdfReader(pdfPrimeiraAssinatura);
PdfSigner pdfSigner = new PdfSigner(r, new FileStream(singInfo.TargetPdf, FileMode.Create), stamping);
pdfSigner.Timestamp(this.tsaClient, null);
var fimCarimbo = DateTime.Now;
var tempoCarimbo = fimCarimbo.Subtract(inicioCarimbo);
Console.WriteLine("Tempo Carimbo: {0}ms", tempoCarimbo.TotalMilliseconds);
}
public string Execute(SingInfo singInfo)
{
var inicioCertificado = DateTime.Now;
var certificate = this.certificadoA3.Obter();
this.cadeiaTempo = this.certificadoA3.CadeiaCertificadoTempo();
this.MontarEstruturaCertificacao(certificate);
var fimCertificado = DateTime.Now;
var pdfAux = Path.Combine(
Path.GetDirectoryName(singInfo.SourcePdf),
Path.GetFileNameWithoutExtension(singInfo.SourcePdf) + "-aux.pdf");
var inicioAssinatura = DateTime.Now;
using (var reader = new PdfReader(singInfo.SourcePdf))
{
var stamping = new StampingProperties();
stamping.UseAppendMode();
var pdfSigner = new PdfSigner(reader, new FileStream(pdfAux, FileMode.Create), stamping);
var caminhoFonte2 = @"C:\Windows\Fonts\cour.ttf";
PdfSignatureAppearance appearance = pdfSigner
.GetSignatureAppearance()
.SetReason(singInfo.SignatureReason)
.SetLocation(singInfo.SignatureLocation)
.SetReuseAppearance(false)
.SetContact(singInfo.SignatureContact)
.SetLayer2Font(PdfFontFactory.CreateFont(caminhoFonte2, iText.IO.Font.PdfEncodings.WINANSI, true));
appearance.SetRenderingMode(PdfSignatureAppearance.RenderingMode.DESCRIPTION);
var pks = new X509Certificate2Signature(certificate, DigestAlgorithms.SHA256);
Console.WriteLine("assinando...");
pdfSigner.SignDetached(
pks,
this.chain.ToArray(),
this.crlList,
this.ocspClient,
this.tsaClient,
EstimatedSize,
CryptoStandard.CMS);
}
var fimAssinatura = DateTime.Now;
var tempoAssinatura = fimAssinatura.Subtract(inicioAssinatura);
var tempoCertificado = fimCertificado.Subtract(inicioCertificado);
Console.WriteLine("Tempo Assinatura: {0}ms", tempoAssinatura.TotalMilliseconds);
Console.WriteLine("Tempo Certificado: {0}ms", tempoCertificado.TotalMilliseconds);
this.AdicionarLtv(pdfAux, singInfo);
this.RemoverArquivoTemporario(pdfAux);
return(singInfo.TargetPdf);
}
