public void insertImageRubrica(PdfReader reader, int pageCount, String fileWrite) { int iniY = 841 - 10; int iniX = 595 - 10; try { // Verificar qual � a imagem para utilizar na rubrica Image img = null; if (LoadImageAction.rubimgSameass) img = LoadImageAction.getAssImagePDF(); else img = LoadImageAction.getRubImagePDF(); // Criar Modelo para as Rubricas ByteArrayOutputStream out = new ByteArrayOutputStream(); PdfStamper stp1 = new PdfStamper(reader, out, '\3', true); PdfFormField sig = PdfFormField.createSignature(stp1.getWriter()); if (LoadImageAction.posRubSame) { int[] coord = LoadImageAction.getImageXY(); if (!LoadImageAction.posMatriz) { // Se for por coordenadas do sample coord[0] = LoadImageAction.getAssX(); coord[1] = LoadImageAction.getAssY(); } sig.setWidget( new Rectangle( coord[0], coord[1], coord[0] + img.getWidth(), coord[1] + img.getHeight()), null); } else { sig.setWidget( new Rectangle(iniX - img.getWidth(), iniY - img.getHeight(), iniX, iniY), null); } sig.setFlags(PdfAnnotation.FLAGS_PRINT); sig.put(PdfName.DA, new PdfString("/Helv 0 Tf 0 g")); sig.setFieldName("Assinaturas"); sig.setPage(1); // Se a imagem da rubrica n for a mesma da assinatura n�o mete na ultima pag if (!LoadImageAction.rubimgSameass) pageCount = pageCount - 1; // Inserir em todas as paginas o Modelo for (int i = 1; i <= pageCount; i++) stp1.addAnnotation(sig, i); stp1.close(); // Guardar/Ler PDF com modelos inseridos reader = new PdfReader(out.toByteArray()); File outputFile = new File(fileWrite); // Preencher Modelo com Dados PdfStamper stp = PdfStamper.createSignature(reader, null, '\0', outputFile, true); PdfSignatureAppearance sap = stp.getSignatureAppearance(); sap.setAcro6Layers(true); reader.close(); sap.setVisibleSignature("Assinaturas"); sap.setLayer2Text("\n\n(Doc. assinado digitalmente)"); sap.setImage(img); PdfSignature dic = new PdfSignature( PdfName.ADOBE_PPKLITE, new PdfName("adbe.pkcs7.detached")); // $NON-NLS-1$ dic.setReason(sap.getReason()); dic.setLocation(sap.getLocation()); dic.setContact(sap.getContact()); dic.setDate(new PdfDate(sap.getSignDate())); sap.setCryptoDictionary(dic); int contentEstimated = 15000; HashMap<Object, Object> exc = new HashMap<Object, Object>(); exc.put(PdfName.CONTENTS, new Integer(contentEstimated * 2 + 2)); sap.preClose(exc); Provider prov = entry.getProvider(); PrivateKey key = entry.getPrivateKey(); Certificate[] chain = entry.getCertificateChain(); PdfPKCS7 sgn = new PdfPKCS7(key, chain, null, "SHA1", prov.getName(), false); // $NON-NLS-1$ InputStream data = sap.getRangeStream(); MessageDigest messageDigest = MessageDigest.getInstance("SHA1"); // $NON-NLS-1$ byte buf[] = new byte[8192]; int n; while ((n = data.read(buf)) > 0) { messageDigest.update(buf, 0, n); } byte hash[] = messageDigest.digest(); Calendar cal = Calendar.getInstance(); byte[] ocsp = null; if (isUseOCSP() && chain.length >= 2) { String url = PdfPKCS7.getOCSPURL((X509Certificate) chain[0]); if (url != null && url.length() > 0) ocsp = new OcspClientBouncyCastle( (X509Certificate) chain[0], (X509Certificate) chain[1], url) .getEncoded(); } byte sh[] = sgn.getAuthenticatedAttributeBytes(hash, cal, ocsp); sgn.update(sh, 0, sh.length); TSAClient tsc = null; if (isUseTSA() && tsaLocation != null) tsc = new TSAClientBouncyCastle(tsaLocation); byte[] encodedSig = sgn.getEncodedPKCS7(hash, cal, tsc, ocsp); if (contentEstimated + 2 < encodedSig.length) throw new Exception("Not enough space"); // $NON-NLS-1$ byte[] paddedSig = new byte[contentEstimated]; PdfDictionary dic2 = new PdfDictionary(); System.arraycopy(encodedSig, 0, paddedSig, 0, encodedSig.length); dic2.put(PdfName.CONTENTS, new PdfString(paddedSig).setHexWriting(true)); sap.close(dic2); } catch (Exception e) { e.printStackTrace(); } }
public String hashSignExternalTimestamp(String read, String write) throws Exception { Provider prov = entry.getProvider(); PrivateKey key = entry.getPrivateKey(); Certificate[] chain = entry.getCertificateChain(); PdfReader reader = new PdfReader(read); int pageCount = reader.getNumberOfPages(); File outputFile = new File(write); PdfStamper stp = PdfStamper.createSignature(reader, null, '\0', outputFile, true); PdfSignatureAppearance sap = stp.getSignatureAppearance(); sap.setProvider(prov.getName()); sap.setReason(getReason()); sap.setLocation(getLocation()); sap.setContact(getContact()); sap.setCrypto(null, chain, null, PdfSignatureAppearance.SELF_SIGNED); int[] coord = LoadImageAction.getImageXY(); if (!LoadImageAction.posMatriz) { // Se for por coordenadas do sample coord[0] = LoadImageAction.getAssX(); coord[1] = LoadImageAction.getAssY(); } // Adicionar imagem ao PDF se for para utilizar if (!isSignatureVisible()) { sap.setLayer2Text(""); } else { if (LoadImageAction.getFlagPDF()) { sap.setAcro6Layers(true); Image img = LoadImageAction.getAssImagePDF(); if (LoadImageAction.getPagToSign() == -1) sap.setVisibleSignature( new Rectangle( coord[0], coord[1], coord[0] + img.getWidth(), coord[1] + img.getHeight()), pageCount, null); else sap.setVisibleSignature( new Rectangle( coord[0], coord[1], coord[0] + img.getWidth(), coord[1] + img.getHeight()), LoadImageAction.getPagToSign(), null); sap.setLayer2Text("\n\n(Doc. assinado digitalmente)"); sap.setImage(img); } else { if (LoadImageAction.getPagToSign() == -1) sap.setVisibleSignature( new Rectangle(coord[0], coord[1], coord[0] + 150, coord[1] + 40), pageCount, null); else sap.setVisibleSignature( new Rectangle(coord[0], coord[1], coord[0] + 150, coord[1] + 40), LoadImageAction.getPagToSign(), null); sap.setLayer2Text(getSignatureText((X509Certificate) chain[0], sap.getSignDate())); } } PdfSignature dic = new PdfSignature(PdfName.ADOBE_PPKLITE, new PdfName("adbe.pkcs7.detached")); // $NON-NLS-1$ dic.setReason(sap.getReason()); dic.setLocation(sap.getLocation()); dic.setContact(sap.getContact()); dic.setDate(new PdfDate(sap.getSignDate())); sap.setCryptoDictionary(dic); int contentEstimated = 15000; HashMap<Object, Object> exc = new HashMap<Object, Object>(); exc.put(PdfName.CONTENTS, new Integer(contentEstimated * 2 + 2)); sap.preClose(exc); PdfPKCS7 sgn = new PdfPKCS7(key, chain, null, "SHA1", prov.getName(), false); InputStream data = sap.getRangeStream(); MessageDigest messageDigest = MessageDigest.getInstance("SHA1"); // $NON-NLS-1$ byte buf[] = new byte[8192]; int n; while ((n = data.read(buf)) > 0) { messageDigest.update(buf, 0, n); } byte hash[] = messageDigest.digest(); Calendar cal = Calendar.getInstance(); byte[] ocsp = null; if (isUseOCSP() && chain.length >= 2) { String url = PdfPKCS7.getOCSPURL((X509Certificate) chain[0]); if (url != null && url.length() > 0) ocsp = new OcspClientBouncyCastle((X509Certificate) chain[0], (X509Certificate) chain[1], url) .getEncoded(); } byte sh[] = sgn.getAuthenticatedAttributeBytes(hash, cal, ocsp); sgn.update(sh, 0, sh.length); TSAClient tsc = null; if (isUseTSA() && tsaLocation != null) tsc = new TSAClientBouncyCastle(tsaLocation); // o PIN/PASS dos certificados � pedido aqui byte[] encodedSig = sgn.getEncodedPKCS7(hash, cal, tsc, ocsp); if (contentEstimated + 2 < encodedSig.length) throw new Exception("Not enough space"); // $NON-NLS-1$ byte[] paddedSig = new byte[contentEstimated]; System.arraycopy(encodedSig, 0, paddedSig, 0, encodedSig.length); PdfDictionary dic2 = new PdfDictionary(); dic2.put(PdfName.CONTENTS, new PdfString(paddedSig).setHexWriting(true)); sap.close(dic2); deleteFile(read); return write; }