List of usage examples for org.apache.pdfbox.cos COSDictionary setItem
public void setItem(String key, COSBase value)
From source file:at.gv.egiz.pdfas.lib.impl.signing.pdfbox.LTVEnabledPADESPDFBOXSigner.java
License:EUPL
/** * Adds the "Certs" dictionary to DSS dictionary as specified in <a href= * "http://www.etsi.org/deliver/etsi_ts%5C102700_102799%5C10277804%5C01.01.02_60%5Cts_10277804v010102p.pdf">PAdES * ETSI TS 102 778-4 v1.1.2, Annex A, "LTV extensions"</a>. * * @param pdDocument/* ww w. ja va2s. c o m*/ * The pdf document (required; must not be {@code null}). * @param dssDictionary * The DSS dictionary (required; must not be {@code null}). * @param certificates * The certificates (required; must not be {@code null}). * @throws IOException * In case there was an error adding a pdf stream to the document. * @throws CertificateEncodingException * In case of an error encoding certificates. */ private void addDSSCerts(PDDocument pdDocument, COSDictionary dssDictionary, Iterable<X509Certificate> certificates) throws IOException, CertificateEncodingException { final COSName COSNAME_CERTS = COSName.getPDFName("Certs"); COSArray certsArray = (COSArray) Objects.requireNonNull(dssDictionary).getDictionaryObject(COSNAME_CERTS); if (certsArray == null) { // add new "Certs" array log.trace("Adding new DSS/Certs dictionary."); // "An array of (indirect references to) streams, each containing one BER-encoded X.509 certificate (see RFC 5280 [7])" certsArray = new COSArray(); dssDictionary.setItem(COSNAME_CERTS, certsArray); } certsArray.setNeedToBeUpdate(true); // add BER-encoded X.509 certificates log.trace("Adding certificates to DSS/Certs dictionary."); for (X509Certificate certificate : certificates) { log.trace("Adding certificate for subject: {}", certificate.getSubjectDN()); try (InputStream in = new ByteArrayInputStream(certificate.getEncoded())) { PDStream pdStream = new PDStream(pdDocument, in); pdStream.addCompression(); certsArray.add(pdStream); } } }
From source file:at.gv.egiz.pdfas.lib.impl.signing.pdfbox.LTVEnabledPADESPDFBOXSigner.java
License:EUPL
/** * Adds the "OCSPs" dictionary to DSS dictionary as specified in <a href= * "http://www.etsi.org/deliver/etsi_ts%5C102700_102799%5C10277804%5C01.01.02_60%5Cts_10277804v010102p.pdf">PAdES * ETSI TS 102 778-4 v1.1.2, Annex A, "LTV extensions"</a>. * * @param pdDocument//from w ww . ja va 2s . c o m * The pdf document (required; must not be {@code null}). * @param dssDictionary * The DSS dictionary (required; must not be {@code null}). * @param encodedOcspResponses * The encoded OCSP responses (required; must not be {@code null}). * @throws IOException * In case there was an error adding a pdf stream to the document. */ private void addDSSOCSPs(PDDocument pdDocument, COSDictionary dssDictionary, Iterable<byte[]> encodedOcspResponses) throws IOException { final COSName COSNAME_OCSPS = COSName.getPDFName("OCSPs"); COSArray ocspssArray = (COSArray) Objects.requireNonNull(dssDictionary).getDictionaryObject(COSNAME_OCSPS); if (ocspssArray == null) { log.trace("Adding new DSS/OCSPs dictionary."); // add "OCSPs" array // "An array of (indirect references to) streams, each containing a BER-encoded Online Certificate Status Protocol (OCSP) response (see RFC 2560 [8])." ocspssArray = new COSArray(); dssDictionary.setItem(COSNAME_OCSPS, ocspssArray); } ocspssArray.setNeedToBeUpdate(true); for (byte[] encodedOcspResponse : encodedOcspResponses) { try (InputStream in = new ByteArrayInputStream(encodedOcspResponse)) { PDStream pdStream = new PDStream(pdDocument, in); pdStream.addCompression(); ocspssArray.add(pdStream); } } }
From source file:at.gv.egiz.pdfas.lib.impl.signing.pdfbox.LTVEnabledPADESPDFBOXSigner.java
License:EUPL
/** * Adds the "CRLs" dictionary to DSS dictionary as specified in <a href= * "http://www.etsi.org/deliver/etsi_ts%5C102700_102799%5C10277804%5C01.01.02_60%5Cts_10277804v010102p.pdf">PAdES * ETSI TS 102 778-4 v1.1.2, Annex A, "LTV extensions"</a>. * * @param pdDocument/*from w w w. j a v a 2s .c o m*/ * The pdf document (required; must not be {@code null}). * @param dssDictionary * The DSS dictionary (required; must not be {@code null}). * @param crls * The CRLs (required; must not be {@code null}). * @throws IOException * In case there was an error adding a pdf stream to the document. * @throws CRLException * In case there was an error encoding CRL data. */ private void addDSSCRLs(PDDocument pdDocument, COSDictionary dssDictionary, Iterable<X509CRL> crls) throws IOException, CRLException { final COSName COSNAME_CRLS = COSName.getPDFName("CRLs"); COSArray crlsArray = (COSArray) Objects.requireNonNull(dssDictionary).getDictionaryObject(COSNAME_CRLS); if (crlsArray == null) { log.trace("Adding new DSS/CRLs dictionary."); // add "CRLs" array // "An array of (indirect references to) streams, each containing a BER-encoded Certificate Revocation List (CRL) (see RFC 5280 [7])." crlsArray = new COSArray(); dssDictionary.setItem(COSNAME_CRLS, crlsArray); } crlsArray.setNeedToBeUpdate(true); for (X509CRL crl : crls) { try (InputStream in = new ByteArrayInputStream(crl.getEncoded())) { PDStream pdStream = new PDStream(pdDocument, in); pdStream.addCompression(); crlsArray.add(pdStream); } } }
From source file:at.gv.egiz.pdfas.lib.impl.signing.pdfbox.PADESPDFBOXSigner.java
License:EUPL
public void signPDF(PDFObject genericPdfObject, RequestedSignature requestedSignature, PDFASSignatureInterface genericSigner) throws PdfAsException { String fisTmpFile = null;/* w w w . j ava2 s. com*/ PDFAsVisualSignatureProperties properties = null; if (!(genericPdfObject instanceof PDFBOXObject)) { // tODO: throw new PdfAsException(); } PDFBOXObject pdfObject = (PDFBOXObject) genericPdfObject; if (!(genericSigner instanceof PDFASPDFBOXSignatureInterface)) { // tODO: throw new PdfAsException(); } PDFASPDFBOXSignatureInterface signer = (PDFASPDFBOXSignatureInterface) genericSigner; TempFileHelper helper = pdfObject.getStatus().getTempFileHelper(); PDDocument doc = pdfObject.getDocument(); SignatureOptions options = new SignatureOptions(); COSDocument visualSignatureDocumentGuard = null; try { fisTmpFile = helper.getStaticFilename(); FileOutputStream tmpOutputStream = null; try { // write to temporary file tmpOutputStream = new FileOutputStream(new File(fisTmpFile)); InputStream tmpis = null; try { tmpis = pdfObject.getOriginalDocument().getInputStream(); IOUtils.copy(tmpis, tmpOutputStream); tmpis.close(); } finally { IOUtils.closeQuietly(tmpis); } SignaturePlaceholderData signaturePlaceholderData = PlaceholderFilter .checkPlaceholderSignature(pdfObject.getStatus(), pdfObject.getStatus().getSettings()); TablePos tablePos = null; if (signaturePlaceholderData != null) { // Placeholder found! logger.info("Placeholder data found."); if (signaturePlaceholderData.getProfile() != null) { logger.debug("Placeholder Profile set to: " + signaturePlaceholderData.getProfile()); requestedSignature.setSignatureProfileID(signaturePlaceholderData.getProfile()); } tablePos = signaturePlaceholderData.getTablePos(); if (tablePos != null) { SignatureProfileConfiguration signatureProfileConfiguration = pdfObject.getStatus() .getSignatureProfileConfiguration(requestedSignature.getSignatureProfileID()); float minWidth = signatureProfileConfiguration.getMinWidth(); if (minWidth > 0) { if (tablePos.getWidth() < minWidth) { tablePos.width = minWidth; logger.debug("Correcting placeholder with to minimum width {}", minWidth); } } logger.debug("Placeholder Position set to: " + tablePos.toString()); } } PDSignature signature = new PDSignature(); signature.setFilter(COSName.getPDFName(signer.getPDFFilter())); // default // filter signature.setSubFilter(COSName.getPDFName(signer.getPDFSubFilter())); SignatureProfileSettings signatureProfileSettings = TableFactory.createProfile( requestedSignature.getSignatureProfileID(), pdfObject.getStatus().getSettings()); ValueResolver resolver = new ValueResolver(requestedSignature, pdfObject.getStatus()); String signerName = resolver.resolve("SIG_SUBJECT", signatureProfileSettings.getValue("SIG_SUBJECT"), signatureProfileSettings); signature.setName(signerName); // take signing time from provided signer... signature.setSignDate(signer.getSigningDate()); // ...and update operation status in order to use exactly this date for the complete signing process requestedSignature.getStatus().setSigningDate(signer.getSigningDate()); String signerReason = signatureProfileSettings.getSigningReason(); if (signerReason == null) { signerReason = "PAdES Signature"; } signature.setReason(signerReason); logger.debug("Signing reason: " + signerReason); logger.debug("Signing @ " + signer.getSigningDate().getTime().toString()); // the signing date, needed for valid signature // signature.setSignDate(signer.getSigningDate()); signer.setPDSignature(signature); int signatureSize = 0x1000; try { String reservedSignatureSizeString = signatureProfileSettings.getValue(SIG_RESERVED_SIZE); if (reservedSignatureSizeString != null) { signatureSize = Integer.parseInt(reservedSignatureSizeString); } logger.debug("Reserving {} bytes for signature", signatureSize); } catch (NumberFormatException e) { logger.warn("Invalid configuration value: {} should be a number using 0x1000", SIG_RESERVED_SIZE); } options.setPreferedSignatureSize(signatureSize); // Is visible Signature if (requestedSignature.isVisual()) { logger.debug("Creating visual signature block"); SignatureProfileConfiguration signatureProfileConfiguration = pdfObject.getStatus() .getSignatureProfileConfiguration(requestedSignature.getSignatureProfileID()); if (tablePos == null) { // ================================================================ // PositioningStage (visual) -> find position or use // fixed // position String posString = pdfObject.getStatus().getSignParamter().getSignaturePosition(); TablePos signaturePos = null; String signaturePosString = signatureProfileConfiguration.getDefaultPositioning(); if (signaturePosString != null) { logger.debug("using signature Positioning: " + signaturePos); signaturePos = new TablePos(signaturePosString); } logger.debug("using Positioning: " + posString); if (posString != null) { // Merge Signature Position tablePos = new TablePos(posString, signaturePos); } else { // Fallback to signature Position! tablePos = signaturePos; } if (tablePos == null) { // Last Fallback default position tablePos = new TablePos(); } } boolean legacy32Position = signatureProfileConfiguration.getLegacy32Positioning(); boolean legacy40Position = signatureProfileConfiguration.getLegacy40Positioning(); // create Table describtion Table main = TableFactory.createSigTable(signatureProfileSettings, MAIN, pdfObject.getStatus(), requestedSignature); IPDFStamper stamper = StamperFactory.createDefaultStamper(pdfObject.getStatus().getSettings()); IPDFVisualObject visualObject = stamper.createVisualPDFObject(pdfObject, main); /* * PDDocument originalDocument = PDDocument .load(new * ByteArrayInputStream(pdfObject.getStatus() * .getPdfObject().getOriginalDocument())); */ PositioningInstruction positioningInstruction = Positioning.determineTablePositioning(tablePos, "", doc, visualObject, legacy32Position, legacy40Position); logger.debug("Positioning: {}", positioningInstruction.toString()); if (positioningInstruction.isMakeNewPage()) { int last = doc.getNumberOfPages() - 1; PDDocumentCatalog root = doc.getDocumentCatalog(); PDPageNode rootPages = root.getPages(); List<PDPage> kids = new ArrayList<PDPage>(); rootPages.getAllKids(kids); PDPage lastPage = kids.get(last); rootPages.getCOSObject().setNeedToBeUpdate(true); PDPage p = new PDPage(lastPage.findMediaBox()); p.setResources(new PDResources()); p.setRotation(lastPage.findRotation()); doc.addPage(p); } // handle rotated page PDDocumentCatalog documentCatalog = doc.getDocumentCatalog(); PDPageNode documentPages = documentCatalog.getPages(); List<PDPage> documentPagesKids = new ArrayList<PDPage>(); documentPages.getAllKids(documentPagesKids); int targetPageNumber = positioningInstruction.getPage(); logger.debug("Target Page: " + targetPageNumber); // rootPages.getAllKids(kids); PDPage targetPage = documentPagesKids.get(targetPageNumber - 1); int rot = targetPage.findRotation(); logger.debug("Page rotation: " + rot); // positioningInstruction.setRotation(positioningInstruction.getRotation() // + rot); logger.debug("resulting Sign rotation: " + positioningInstruction.getRotation()); SignaturePositionImpl position = new SignaturePositionImpl(); position.setX(positioningInstruction.getX()); position.setY(positioningInstruction.getY()); position.setPage(positioningInstruction.getPage()); position.setHeight(visualObject.getHeight()); position.setWidth(visualObject.getWidth()); requestedSignature.setSignaturePosition(position); properties = new PDFAsVisualSignatureProperties(pdfObject.getStatus().getSettings(), pdfObject, (PdfBoxVisualObject) visualObject, positioningInstruction, signatureProfileSettings); properties.buildSignature(); /* * ByteArrayOutputStream sigbos = new * ByteArrayOutputStream(); * sigbos.write(StreamUtils.inputStreamToByteArray * (properties .getVisibleSignature())); sigbos.close(); */ if (signaturePlaceholderData != null) { // Placeholder found! // replace placeholder InputStream is = null; try { is = PADESPDFBOXSigner.class.getResourceAsStream("/placeholder/empty.jpg"); PDJpeg img = new PDJpeg(doc, is); img.getCOSObject().setNeedToBeUpdate(true); PDDocumentCatalog root = doc.getDocumentCatalog(); PDPageNode rootPages = root.getPages(); List<PDPage> kids = new ArrayList<PDPage>(); rootPages.getAllKids(kids); int pageNumber = positioningInstruction.getPage(); // rootPages.getAllKids(kids); PDPage page = kids.get(pageNumber - 1); logger.info("Placeholder name: " + signaturePlaceholderData.getPlaceholderName()); COSDictionary xobjectsDictionary = (COSDictionary) page.findResources() .getCOSDictionary().getDictionaryObject(COSName.XOBJECT); xobjectsDictionary.setItem(signaturePlaceholderData.getPlaceholderName(), img); xobjectsDictionary.setNeedToBeUpdate(true); page.findResources().getCOSObject().setNeedToBeUpdate(true); logger.info("Placeholder name: " + signaturePlaceholderData.getPlaceholderName()); } finally { IOUtils.closeQuietly(is); } } if (signatureProfileSettings.isPDFA()) { PDDocumentCatalog root = doc.getDocumentCatalog(); COSBase base = root.getCOSDictionary().getItem(COSName.OUTPUT_INTENTS); if (base == null) { InputStream colorProfile = null; try { colorProfile = PDDocumentCatalog.class .getResourceAsStream("/icm/sRGB Color Space Profile.icm"); try { PDOutputIntent oi = new PDOutputIntent(doc, colorProfile); oi.setInfo("sRGB IEC61966-2.1"); oi.setOutputCondition("sRGB IEC61966-2.1"); oi.setOutputConditionIdentifier("sRGB IEC61966-2.1"); oi.setRegistryName("http://www.color.org"); root.addOutputIntent(oi); root.getCOSObject().setNeedToBeUpdate(true); logger.info("added Output Intent"); } catch (Throwable e) { throw new PdfAsException("Failed to add Output Intent", e); } } finally { IOUtils.closeQuietly(colorProfile); } } } options.setPage(positioningInstruction.getPage()); options.setVisualSignature(properties.getVisibleSignature()); } visualSignatureDocumentGuard = options.getVisualSignature(); doc.addSignature(signature, signer, options); // set need to update indirect fields array in acro form COSDictionary trailer = doc.getDocument().getTrailer(); if (trailer != null) { COSDictionary troot = (COSDictionary) trailer.getDictionaryObject(COSName.ROOT); if (troot != null) { COSDictionary acroForm = (COSDictionary) troot.getDictionaryObject(COSName.ACRO_FORM); if (acroForm != null) { COSArray tfields = (COSArray) acroForm.getDictionaryObject(COSName.FIELDS); if (tfields != null && !tfields.isDirect()) { tfields.setNeedToBeUpdate(true); } } } } String sigFieldName = signatureProfileSettings.getSignFieldValue(); if (sigFieldName == null) { sigFieldName = "PDF-AS Signatur"; } int count = PdfBoxUtils.countSignatures(doc, sigFieldName); sigFieldName = sigFieldName + count; PDAcroForm acroFormm = doc.getDocumentCatalog().getAcroForm(); PDSignatureField signatureField = null; if (acroFormm != null) { @SuppressWarnings("unchecked") List<PDField> fields = acroFormm.getFields(); if (fields != null) { for (PDField pdField : fields) { if (pdField != null) { if (pdField instanceof PDSignatureField) { PDSignatureField tmpSigField = (PDSignatureField) pdField; if (tmpSigField.getSignature() != null && tmpSigField.getSignature().getDictionary() != null) { if (tmpSigField.getSignature().getDictionary() .equals(signature.getDictionary())) { signatureField = (PDSignatureField) pdField; } } } } } } else { logger.warn("Failed to name Signature Field! [Cannot find Field list in acroForm!]"); } if (signatureField != null) { signatureField.setPartialName(sigFieldName); } if (properties != null) { signatureField.setAlternateFieldName(properties.getAlternativeTableCaption()); } else { signatureField.setAlternateFieldName(sigFieldName); } } else { logger.warn("Failed to name Signature Field! [Cannot find acroForm!]"); } // PDF-UA logger.info("Adding pdf/ua content."); try { PDDocumentCatalog root = doc.getDocumentCatalog(); PDStructureTreeRoot structureTreeRoot = root.getStructureTreeRoot(); if (structureTreeRoot != null) { logger.info("Tree Root: {}", structureTreeRoot.toString()); List<Object> kids = structureTreeRoot.getKids(); if (kids == null) { logger.info("No kid-elements in structure tree Root, maybe not PDF/UA document"); } PDStructureElement docElement = null; for (Object k : kids) { if (k instanceof PDStructureElement) { docElement = (PDStructureElement) k; break; } } PDStructureElement sigBlock = new PDStructureElement("Form", docElement); // create object dictionary and add as child element COSDictionary objectDic = new COSDictionary(); objectDic.setName("Type", "OBJR"); objectDic.setItem("Pg", signatureField.getWidget().getPage()); objectDic.setItem("Obj", signatureField.getWidget()); List<Object> l = new ArrayList<Object>(); l.add(objectDic); sigBlock.setKids(l); sigBlock.setPage(signatureField.getWidget().getPage()); sigBlock.setTitle("Signature Table"); sigBlock.setParent(docElement); docElement.appendKid(sigBlock); // Create and add Attribute dictionary to mitigate PAC // warning COSDictionary sigBlockDic = (COSDictionary) sigBlock.getCOSObject(); COSDictionary sub = new COSDictionary(); sub.setName("O", "Layout"); sub.setName("Placement", "Block"); sigBlockDic.setItem(COSName.A, sub); sigBlockDic.setNeedToBeUpdate(true); // Modify number tree PDNumberTreeNode ntn = structureTreeRoot.getParentTree(); int parentTreeNextKey = structureTreeRoot.getParentTreeNextKey(); if (ntn == null) { ntn = new PDNumberTreeNode(objectDic, null); logger.info("No number-tree-node found!"); } COSArray ntnKids = (COSArray) ntn.getCOSDictionary().getDictionaryObject(COSName.KIDS); COSArray ntnNumbers = (COSArray) ntn.getCOSDictionary().getDictionaryObject(COSName.NUMS); if (ntnNumbers == null && ntnKids != null) {//no number array, so continue with the kids array //create dictionary with limits and nums array COSDictionary pTreeEntry = new COSDictionary(); COSArray limitsArray = new COSArray(); //limits for exact one entry limitsArray.add(COSInteger.get(parentTreeNextKey)); limitsArray.add(COSInteger.get(parentTreeNextKey)); COSArray numsArray = new COSArray(); numsArray.add(COSInteger.get(parentTreeNextKey)); numsArray.add(sigBlock); pTreeEntry.setItem(COSName.NUMS, numsArray); pTreeEntry.setItem(COSName.LIMITS, limitsArray); PDNumberTreeNode newKidsElement = new PDNumberTreeNode(pTreeEntry, PDNumberTreeNode.class); ntnKids.add(newKidsElement); ntnKids.setNeedToBeUpdate(true); //working // List<PDNumberTreeNode> treeRootKids = structureTreeRoot.getParentTree().getKids(); // PDNumberTreeNode last = (PDNumberTreeNode)treeRootKids.get(treeRootKids.size()-1); // COSArray lim1 = (COSArray) last.getCOSDictionary().getDictionaryObject(COSName.LIMITS); // lim1.remove(1); // lim1.add(1, COSInteger.get(parentTreeNextKey)); // PDNumberTreeNode verylast = (PDNumberTreeNode)last.getKids().get(last.getKids().size()-1); // COSArray numa = (COSArray) verylast.getCOSDictionary().getDictionaryObject(COSName.NUMS); // COSArray lim = (COSArray) verylast.getCOSDictionary().getDictionaryObject(COSName.LIMITS); // lim.remove(1); // lim.add(1, COSInteger.get(parentTreeNextKey)); // // int size = numa.size(); // numa.add(size, COSInteger.get(parentTreeNextKey)); // numa.add(sigBlock); //working end } else if (ntnNumbers != null && ntnKids == null) { int arrindex = ntnNumbers.size(); ntnNumbers.add(arrindex, COSInteger.get(parentTreeNextKey)); ntnNumbers.add(arrindex + 1, sigBlock.getCOSObject()); ntnNumbers.getCOSObject().setNeedToBeUpdate(true); structureTreeRoot.setParentTree(ntn); } else if (ntnNumbers == null && ntnKids == null) { //document is not pdfua conform before signature creation throw new PdfAsException("error.pdf.sig.pdfua.1"); } else { //this is not allowed throw new PdfAsException("error.pdf.sig.pdfua.1"); } // set StructureParent for signature field annotation signatureField.getWidget().setStructParent(parentTreeNextKey); //Increase the next Key value in the structure tree root structureTreeRoot.setParentTreeNextKey(parentTreeNextKey + 1); // add the Tabs /S Element for Tabbing through annots PDPage p = signatureField.getWidget().getPage(); p.getCOSDictionary().setName("Tabs", "S"); p.getCOSObject().setNeedToBeUpdate(true); //check alternative signature field name if (signatureField != null) { if (signatureField.getAlternateFieldName().equals("")) signatureField.setAlternateFieldName(sigFieldName); } ntn.getCOSDictionary().setNeedToBeUpdate(true); sigBlock.getCOSObject().setNeedToBeUpdate(true); structureTreeRoot.getCOSObject().setNeedToBeUpdate(true); objectDic.getCOSObject().setNeedToBeUpdate(true); docElement.getCOSObject().setNeedToBeUpdate(true); } } catch (Throwable e) { if (signatureProfileSettings.isPDFUA() == true) { logger.error("Could not create PDF-UA conform document!"); throw new PdfAsException("error.pdf.sig.pdfua.1", e); } else { logger.info("Could not create PDF-UA conform signature"); } } try { applyFilter(doc, requestedSignature); } catch (PDFASError e) { throw new PdfAsErrorCarrier(e); } FileInputStream tmpFileIs = null; try { tmpFileIs = new FileInputStream(new File(fisTmpFile)); synchronized (doc) { doc.saveIncremental(tmpFileIs, tmpOutputStream); } tmpFileIs.close(); } finally { IOUtils.closeQuietly(tmpFileIs); if (options != null) { if (options.getVisualSignature() != null) { options.getVisualSignature().close(); } } } tmpOutputStream.flush(); tmpOutputStream.close(); } finally { IOUtils.closeQuietly(tmpOutputStream); COSDocument visualSignature = options.getVisualSignature(); if (visualSignature != null) { visualSignature.close(); } } FileInputStream readReadyFile = null; try { readReadyFile = new FileInputStream(new File(fisTmpFile)); // write to resulting output stream // ByteArrayOutputStream bos = new ByteArrayOutputStream(); // bos.write(); // bos.close(); pdfObject.setSignedDocument(StreamUtils.inputStreamToByteArray(readReadyFile)); readReadyFile.close(); } finally { IOUtils.closeQuietly(readReadyFile); } } catch (IOException e) { logger.info(MessageResolver.resolveMessage("error.pdf.sig.01") + ": {}", e.toString()); throw new PdfAsException("error.pdf.sig.01", e); } catch (SignatureException e) { logger.info(MessageResolver.resolveMessage("error.pdf.sig.01") + ": {}", e.toString()); throw new PdfAsException("error.pdf.sig.01", e); } catch (COSVisitorException e) { logger.info(MessageResolver.resolveMessage("error.pdf.sig.01") + ": {}", e.toString()); throw new PdfAsException("error.pdf.sig.01", e); } finally { if (doc != null) { try { doc.close(); } catch (IOException e) { logger.debug("Failed to close COS Doc!", e); // Ignore } } if (fisTmpFile != null) { helper.deleteFile(fisTmpFile); } logger.debug("Signature done!"); } }
From source file:at.gv.egiz.pdfas.lib.impl.signing.pdfbox2.PADESPDFBOXSigner.java
License:EUPL
public void signPDF(PDFObject genericPdfObject, RequestedSignature requestedSignature, PDFASSignatureInterface genericSigner) throws PdfAsException { //String fisTmpFile = null; PDFAsVisualSignatureProperties properties = null; if (!(genericPdfObject instanceof PDFBOXObject)) { // tODO:/*from ww w . j a v a2s.com*/ throw new PdfAsException(); } PDFBOXObject pdfObject = (PDFBOXObject) genericPdfObject; if (!(genericSigner instanceof PDFASPDFBOXSignatureInterface)) { // tODO: throw new PdfAsException(); } PDFASPDFBOXSignatureInterface signer = (PDFASPDFBOXSignatureInterface) genericSigner; String pdfaVersion = null; PDDocument doc = null; SignatureOptions options = new SignatureOptions(); COSDocument visualSignatureDocumentGuard = null; try { doc = pdfObject.getDocument(); SignaturePlaceholderData signaturePlaceholderData = PlaceholderFilter .checkPlaceholderSignature(pdfObject.getStatus(), pdfObject.getStatus().getSettings()); TablePos tablePos = null; if (signaturePlaceholderData != null) { // Placeholder found! logger.info("Placeholder data found."); if (signaturePlaceholderData.getProfile() != null) { logger.debug("Placeholder Profile set to: " + signaturePlaceholderData.getProfile()); requestedSignature.setSignatureProfileID(signaturePlaceholderData.getProfile()); } tablePos = signaturePlaceholderData.getTablePos(); if (tablePos != null) { SignatureProfileConfiguration signatureProfileConfiguration = pdfObject.getStatus() .getSignatureProfileConfiguration(requestedSignature.getSignatureProfileID()); float minWidth = signatureProfileConfiguration.getMinWidth(); if (minWidth > 0) { if (tablePos.getWidth() < minWidth) { tablePos.width = minWidth; logger.debug("Correcting placeholder with to minimum width {}", minWidth); } } logger.debug("Placeholder Position set to: " + tablePos.toString()); } } PDSignature signature = new PDSignature(); signature.setFilter(COSName.getPDFName(signer.getPDFFilter())); // default // filter signature.setSubFilter(COSName.getPDFName(signer.getPDFSubFilter())); SignatureProfileSettings signatureProfileSettings = TableFactory .createProfile(requestedSignature.getSignatureProfileID(), pdfObject.getStatus().getSettings()); /* * Check if input document is PDF-A conform * if (signatureProfileSettings.isPDFA()) { // TODO: run preflight parser runPDFAPreflight(pdfObject.getOriginalDocument()); } */ ValueResolver resolver = new ValueResolver(requestedSignature, pdfObject.getStatus()); String signerName = resolver.resolve("SIG_SUBJECT", signatureProfileSettings.getValue("SIG_SUBJECT"), signatureProfileSettings); signature.setName(signerName); // take signing time from provided signer... signature.setSignDate(signer.getSigningDate()); // ...and update operation status in order to use exactly this date for the complete signing process requestedSignature.getStatus().setSigningDate(signer.getSigningDate()); String signerReason = signatureProfileSettings.getSigningReason(); if (signerReason == null) { signerReason = "PAdES Signature"; } signature.setReason(signerReason); logger.debug("Signing reason: " + signerReason); logger.debug("Signing @ " + signer.getSigningDate().getTime().toString()); // the signing date, needed for valid signature // signature.setSignDate(signer.getSigningDate()); signer.setPDSignature(signature); int signatureSize = 0x1000; try { String reservedSignatureSizeString = signatureProfileSettings.getValue(SIG_RESERVED_SIZE); if (reservedSignatureSizeString != null) { signatureSize = Integer.parseInt(reservedSignatureSizeString); } logger.debug("Reserving {} bytes for signature", signatureSize); } catch (NumberFormatException e) { logger.warn("Invalid configuration value: {} should be a number using 0x1000", SIG_RESERVED_SIZE); } options.setPreferredSignatureSize(signatureSize); if (signatureProfileSettings.isPDFA() || signatureProfileSettings.isPDFA3()) { pdfaVersion = getPDFAVersion(doc); signatureProfileSettings.setPDFAVersion(pdfaVersion); } // Is visible Signature if (requestedSignature.isVisual()) { logger.debug("Creating visual signature block"); SignatureProfileConfiguration signatureProfileConfiguration = pdfObject.getStatus() .getSignatureProfileConfiguration(requestedSignature.getSignatureProfileID()); if (tablePos == null) { // ================================================================ // PositioningStage (visual) -> find position or use // fixed // position String posString = pdfObject.getStatus().getSignParamter().getSignaturePosition(); TablePos signaturePos = null; String signaturePosString = signatureProfileConfiguration.getDefaultPositioning(); if (signaturePosString != null) { logger.debug("using signature Positioning: " + signaturePos); signaturePos = new TablePos(signaturePosString); } logger.debug("using Positioning: " + posString); if (posString != null) { // Merge Signature Position tablePos = new TablePos(posString, signaturePos); } else { // Fallback to signature Position! tablePos = signaturePos; } if (tablePos == null) { // Last Fallback default position tablePos = new TablePos(); } } //Legacy Modes not supported with pdfbox2 anymore // boolean legacy32Position = signatureProfileConfiguration.getLegacy32Positioning(); // boolean legacy40Position = signatureProfileConfiguration.getLegacy40Positioning(); // create Table describtion Table main = TableFactory.createSigTable(signatureProfileSettings, MAIN, pdfObject.getStatus(), requestedSignature); IPDFStamper stamper = StamperFactory.createDefaultStamper(pdfObject.getStatus().getSettings()); IPDFVisualObject visualObject = stamper.createVisualPDFObject(pdfObject, main); /* * PDDocument originalDocument = PDDocument .load(new * ByteArrayInputStream(pdfObject.getStatus() * .getPdfObject().getOriginalDocument())); */ PositioningInstruction positioningInstruction = Positioning.determineTablePositioning(tablePos, "", doc, visualObject, pdfObject.getStatus().getSettings()); logger.debug("Positioning: {}", positioningInstruction.toString()); if (positioningInstruction.isMakeNewPage()) { int last = doc.getNumberOfPages() - 1; PDDocumentCatalog root = doc.getDocumentCatalog(); PDPage lastPage = root.getPages().get(last); root.getPages().getCOSObject().setNeedToBeUpdated(true); PDPage p = new PDPage(lastPage.getMediaBox()); p.setResources(new PDResources()); p.setRotation(lastPage.getRotation()); doc.addPage(p); } // handle rotated page int targetPageNumber = positioningInstruction.getPage(); logger.debug("Target Page: " + targetPageNumber); PDPage targetPage = doc.getPages().get(targetPageNumber - 1); int rot = targetPage.getRotation(); logger.debug("Page rotation: " + rot); // positioningInstruction.setRotation(positioningInstruction.getRotation() // + rot); logger.debug("resulting Sign rotation: " + positioningInstruction.getRotation()); SignaturePositionImpl position = new SignaturePositionImpl(); position.setX(positioningInstruction.getX()); position.setY(positioningInstruction.getY()); position.setPage(positioningInstruction.getPage()); position.setHeight(visualObject.getHeight()); position.setWidth(visualObject.getWidth()); requestedSignature.setSignaturePosition(position); properties = new PDFAsVisualSignatureProperties(pdfObject.getStatus().getSettings(), pdfObject, (PdfBoxVisualObject) visualObject, positioningInstruction, signatureProfileSettings); properties.buildSignature(); /* * ByteArrayOutputStream sigbos = new * ByteArrayOutputStream(); * sigbos.write(StreamUtils.inputStreamToByteArray * (properties .getVisibleSignature())); sigbos.close(); */ if (signaturePlaceholderData != null) { // Placeholder found! // replace placeholder URL fileUrl = PADESPDFBOXSigner.class.getResource("/placeholder/empty.jpg"); PDImageXObject img = PDImageXObject.createFromFile(fileUrl.getPath(), doc); img.getCOSObject().setNeedToBeUpdated(true); // PDDocumentCatalog root = doc.getDocumentCatalog(); // PDPageNode rootPages = root.getPages(); // List<PDPage> kids = new ArrayList<PDPage>(); // rootPages.getAllKids(kids); int pageNumber = positioningInstruction.getPage(); PDPage page = doc.getPages().get(pageNumber - 1); logger.info("Placeholder name: " + signaturePlaceholderData.getPlaceholderName()); COSDictionary xobjectsDictionary = (COSDictionary) page.getResources().getCOSObject() .getDictionaryObject(COSName.XOBJECT); xobjectsDictionary.setItem(signaturePlaceholderData.getPlaceholderName(), img); xobjectsDictionary.setNeedToBeUpdated(true); page.getResources().getCOSObject().setNeedToBeUpdated(true); logger.info("Placeholder name: " + signaturePlaceholderData.getPlaceholderName()); } if (signatureProfileSettings.isPDFA() || signatureProfileSettings.isPDFA3()) { PDDocumentCatalog root = doc.getDocumentCatalog(); COSBase base = root.getCOSObject().getItem(COSName.OUTPUT_INTENTS); if (base == null) { InputStream colorProfile = null; try { colorProfile = PDDocumentCatalog.class .getResourceAsStream("/icm/sRGB Color Space Profile.icm"); try { PDOutputIntent oi = new PDOutputIntent(doc, colorProfile); oi.setInfo("sRGB IEC61966-2.1"); oi.setOutputCondition("sRGB IEC61966-2.1"); oi.setOutputConditionIdentifier("sRGB IEC61966-2.1"); oi.setRegistryName("http://www.color.org"); root.addOutputIntent(oi); root.getCOSObject().setNeedToBeUpdated(true); logger.info("added Output Intent"); } catch (Throwable e) { e.printStackTrace(); throw new PdfAsException("Failed to add Output Intent", e); } } finally { IOUtils.closeQuietly(colorProfile); } } } options.setPage(positioningInstruction.getPage()); options.setVisualSignature(properties.getVisibleSignature()); } visualSignatureDocumentGuard = options.getVisualSignature(); doc.addSignature(signature, signer, options); String sigFieldName = signatureProfileSettings.getSignFieldValue(); if (sigFieldName == null) { sigFieldName = "PDF-AS Signatur"; } int count = PdfBoxUtils.countSignatures(doc, sigFieldName); sigFieldName = sigFieldName + count; PDAcroForm acroFormm = doc.getDocumentCatalog().getAcroForm(); // PDStructureTreeRoot pdstRoot = // doc.getDocumentCatalog().getStructureTreeRoot(); // COSDictionary dic = // doc.getDocumentCatalog().getCOSDictionary(); // PDStructureElement el = new PDStructureElement("Widget", // pdstRoot); PDSignatureField signatureField = null; if (acroFormm != null) { @SuppressWarnings("unchecked") List<PDField> fields = acroFormm.getFields(); if (fields != null) { for (PDField pdField : fields) { if (pdField != null) { if (pdField instanceof PDSignatureField) { PDSignatureField tmpSigField = (PDSignatureField) pdField; if (tmpSigField.getSignature() != null && tmpSigField.getSignature().getCOSObject() != null) { if (tmpSigField.getSignature().getCOSObject() .equals(signature.getCOSObject())) { signatureField = (PDSignatureField) pdField; } } } } } } else { logger.warn("Failed to name Signature Field! [Cannot find Field list in acroForm!]"); } if (signatureField != null) { signatureField.setPartialName(sigFieldName); } if (properties != null) { signatureField.setAlternateFieldName(properties.getAlternativeTableCaption()); } else { signatureField.setAlternateFieldName(sigFieldName); } } else { logger.warn("Failed to name Signature Field! [Cannot find acroForm!]"); } // PDF-UA logger.info("Adding pdf/ua content."); try { PDDocumentCatalog root = doc.getDocumentCatalog(); PDStructureTreeRoot structureTreeRoot = root.getStructureTreeRoot(); if (structureTreeRoot != null) { logger.info("Tree Root: {}", structureTreeRoot.toString()); List<Object> kids = structureTreeRoot.getKids(); if (kids == null) { logger.info("No kid-elements in structure tree Root, maybe not PDF/UA document"); } PDStructureElement docElement = null; for (Object k : kids) { if (k instanceof PDStructureElement) { docElement = (PDStructureElement) k; break; } } PDStructureElement sigBlock = new PDStructureElement("Form", docElement); // create object dictionary and add as child element COSDictionary objectDic = new COSDictionary(); objectDic.setName("Type", "OBJR"); objectDic.setItem("Pg", signatureField.getWidget().getPage()); objectDic.setItem("Obj", signatureField.getWidget()); List<Object> l = new ArrayList<Object>(); l.add(objectDic); sigBlock.setKids(l); sigBlock.setPage(signatureField.getWidget().getPage()); sigBlock.setTitle("Signature Table"); sigBlock.setParent(docElement); docElement.appendKid(sigBlock); // Create and add Attribute dictionary to mitigate PAC // warning COSDictionary sigBlockDic = (COSDictionary) sigBlock.getCOSObject(); COSDictionary sub = new COSDictionary(); sub.setName("O", "Layout"); sub.setName("Placement", "Block"); sigBlockDic.setItem(COSName.A, sub); sigBlockDic.setNeedToBeUpdated(true); // Modify number tree PDNumberTreeNode ntn = structureTreeRoot.getParentTree(); int parentTreeNextKey = structureTreeRoot.getParentTreeNextKey(); if (ntn == null) { ntn = new PDNumberTreeNode(objectDic, null); logger.info("No number-tree-node found!"); } COSArray ntnKids = (COSArray) ntn.getCOSObject().getDictionaryObject(COSName.KIDS); COSArray ntnNumbers = (COSArray) ntn.getCOSObject().getDictionaryObject(COSName.NUMS); if (ntnNumbers == null && ntnKids != null) {//no number array, so continue with the kids array //create dictionary with limits and nums array COSDictionary pTreeEntry = new COSDictionary(); COSArray limitsArray = new COSArray(); //limits for exact one entry limitsArray.add(COSInteger.get(parentTreeNextKey)); limitsArray.add(COSInteger.get(parentTreeNextKey)); COSArray numsArray = new COSArray(); numsArray.add(COSInteger.get(parentTreeNextKey)); numsArray.add(sigBlock); pTreeEntry.setItem(COSName.NUMS, numsArray); pTreeEntry.setItem(COSName.LIMITS, limitsArray); PDNumberTreeNode newKidsElement = new PDNumberTreeNode(pTreeEntry, PDNumberTreeNode.class); ntnKids.add(newKidsElement); ntnKids.setNeedToBeUpdated(true); } else if (ntnNumbers != null && ntnKids == null) { int arrindex = ntnNumbers.size(); ntnNumbers.add(arrindex, COSInteger.get(parentTreeNextKey)); ntnNumbers.add(arrindex + 1, sigBlock.getCOSObject()); ntnNumbers.setNeedToBeUpdated(true); structureTreeRoot.setParentTree(ntn); } else if (ntnNumbers == null && ntnKids == null) { //document is not pdfua conform before signature creation throw new PdfAsException("error.pdf.sig.pdfua.1"); } else { //this is not allowed throw new PdfAsException("error.pdf.sig.pdfua.1"); } // set StructureParent for signature field annotation signatureField.getWidget().setStructParent(parentTreeNextKey); //Increase the next Key value in the structure tree root structureTreeRoot.setParentTreeNextKey(parentTreeNextKey + 1); // add the Tabs /S Element for Tabbing through annots PDPage p = signatureField.getWidget().getPage(); p.getCOSObject().setName("Tabs", "S"); p.getCOSObject().setNeedToBeUpdated(true); //check alternative signature field name if (signatureField != null) { if (signatureField.getAlternateFieldName().equals("")) signatureField.setAlternateFieldName(sigFieldName); } ntn.getCOSObject().setNeedToBeUpdated(true); sigBlock.getCOSObject().setNeedToBeUpdated(true); structureTreeRoot.getCOSObject().setNeedToBeUpdated(true); objectDic.setNeedToBeUpdated(true); docElement.getCOSObject().setNeedToBeUpdated(true); } } catch (Throwable e) { if (signatureProfileSettings.isPDFUA() == true) { logger.error("Could not create PDF-UA conform document!"); throw new PdfAsException("error.pdf.sig.pdfua.1", e); } else { logger.info("Could not create PDF-UA conform signature"); } } try { ByteArrayOutputStream bos = new ByteArrayOutputStream(); synchronized (doc) { doc.saveIncremental(bos); byte[] outputDocument = bos.toByteArray(); /* Check if resulting pdf is PDF-A conform */ //if (signatureProfileSettings.isPDFA()) { // // TODO: run preflight parser // runPDFAPreflight(outputDocument); //} pdfObject.setSignedDocument(outputDocument); } } finally { if (options != null) { if (options.getVisualSignature() != null) { options.getVisualSignature().close(); } } } System.gc(); } catch (IOException e) { logger.warn(MessageResolver.resolveMessage("error.pdf.sig.01"), e); throw new PdfAsException("error.pdf.sig.01", e); } finally { if (doc != null) { try { doc.close(); } catch (IOException e) { logger.debug("Failed to close COS Doc!", e); // Ignore } } logger.debug("Signature done!"); } }
From source file:at.gv.egiz.pdfas.lib.impl.stamping.pdfbox.PDFAsVisualSignatureBuilder.java
License:EUPL
public void createWidgetDictionary(PDSignatureField signatureField, PDResources holderFormResources) throws IOException { COSDictionary widgetDict = signatureField.getWidget().getDictionary(); widgetDict.setNeedToBeUpdate(true);//from w ww . j a v a2 s . c o m widgetDict.setItem(COSName.DR, holderFormResources.getCOSObject()); getStructure().setWidgetDictionary(widgetDict); logger.debug("WidgetDictionary has been created"); }
From source file:at.gv.egiz.pdfas.lib.impl.stamping.pdfbox2.PDFAsVisualSignatureBuilder.java
License:EUPL
public void createWidgetDictionary(PDSignatureField signatureField, PDResources holderFormResources) throws IOException { COSDictionary widgetDict = signatureField.getWidgets().get(0).getCOSObject();//TODO: pdfbox2 - is this right was getWidget before? widgetDict.setNeedToBeUpdated(true); widgetDict.setItem(COSName.DR, holderFormResources.getCOSObject()); getStructure().setWidgetDictionary(widgetDict); logger.debug("WidgetDictionary has been crated"); }
From source file:com.aaasec.sigserv.csspsupport.pdfbox.modifications.CsCOSWriter.java
License:Apache License
/** * This will write the pdf document.//from w ww .ja v a 2 s . c o m * * @param doc The document to write. * @param idTime The time seed used to generate the id * * @throws COSVisitorException If an error occurs while generating the data. */ public void write(PDDocument doc, long idTime) throws COSVisitorException { document = doc; if (incrementalUpdate) { prepareIncrement(doc); } // if the document says we should remove encryption, then we shouldn't encrypt if (doc.isAllSecurityToBeRemoved()) { this.willEncrypt = false; // also need to get rid of the "Encrypt" in the trailer so readers // don't try to decrypt a document which is not encrypted COSDocument cosDoc = doc.getDocument(); COSDictionary trailer = cosDoc.getTrailer(); trailer.removeItem(COSName.ENCRYPT); } else { SecurityHandler securityHandler = document.getSecurityHandler(); if (securityHandler != null) { try { securityHandler.prepareDocumentForEncryption(document); this.willEncrypt = true; } catch (IOException e) { throw new COSVisitorException(e); } catch (CryptographyException e) { throw new COSVisitorException(e); } } else { this.willEncrypt = false; } } COSDocument cosDoc = document.getDocument(); COSDictionary trailer = cosDoc.getTrailer(); COSArray idArray = (COSArray) trailer.getDictionaryObject(COSName.ID); if (idArray == null || incrementalUpdate) { try { //algorithm says to use time/path/size/values in doc to generate //the id. We don't have path or size, so do the best we can MessageDigest md = MessageDigest.getInstance("MD5"); md.update(Long.toString(idTime).getBytes("ISO-8859-1")); COSDictionary info = (COSDictionary) trailer.getDictionaryObject(COSName.INFO); if (info != null) { Iterator<COSBase> values = info.getValues().iterator(); while (values.hasNext()) { md.update(values.next().toString().getBytes("ISO-8859-1")); } } idArray = new COSArray(); COSString id = new COSString(md.digest()); idArray.add(id); idArray.add(id); trailer.setItem(COSName.ID, idArray); } catch (NoSuchAlgorithmException e) { throw new COSVisitorException(e); } catch (UnsupportedEncodingException e) { throw new COSVisitorException(e); } } cosDoc.accept(this); }
From source file:com.fangxin365.core.utils.PDFMerger.java
License:Apache License
/** * append all pages from source to destination. * //from w w w .ja v a 2 s. co m * @param destination * the document to receive the pages * @param source * the document originating the new pages * * @throws IOException * If there is an error accessing data from either document. */ public void appendDocument(PDDocument destination, PDDocument source) throws IOException { if (destination.isEncrypted()) { System.out.println("Error: destination PDF is encrypted, can't append encrypted PDF documents."); } if (source.isEncrypted()) { System.out.println("Error: source PDF is encrypted, can't append encrypted PDF documents."); } PDDocumentInformation destInfo = destination.getDocumentInformation(); PDDocumentInformation srcInfo = source.getDocumentInformation(); destInfo.getDictionary().mergeInto(srcInfo.getDictionary()); PDDocumentCatalog destCatalog = destination.getDocumentCatalog(); PDDocumentCatalog srcCatalog = source.getDocumentCatalog(); // use the highest version number for the resulting pdf float destVersion = destination.getDocument().getVersion(); float srcVersion = source.getDocument().getVersion(); if (destVersion < srcVersion) { destination.getDocument().setVersion(srcVersion); } if (destCatalog.getOpenAction() == null) { destCatalog.setOpenAction(srcCatalog.getOpenAction()); } // maybe there are some shared resources for all pages COSDictionary srcPages = (COSDictionary) srcCatalog.getCOSDictionary().getDictionaryObject(COSName.PAGES); COSDictionary srcResources = (COSDictionary) srcPages.getDictionaryObject(COSName.RESOURCES); COSDictionary destPages = (COSDictionary) destCatalog.getCOSDictionary().getDictionaryObject(COSName.PAGES); COSDictionary destResources = (COSDictionary) destPages.getDictionaryObject(COSName.RESOURCES); if (srcResources != null) { if (destResources != null) { destResources.mergeInto(srcResources); } else { destPages.setItem(COSName.RESOURCES, srcResources); } } PDFCloneUtility cloner = new PDFCloneUtility(destination); try { PDAcroForm destAcroForm = destCatalog.getAcroForm(); PDAcroForm srcAcroForm = srcCatalog.getAcroForm(); if (destAcroForm == null) { cloner.cloneForNewDocument(srcAcroForm); destCatalog.setAcroForm(srcAcroForm); } else { if (srcAcroForm != null) { mergeAcroForm(cloner, destAcroForm, srcAcroForm); } } } catch (Exception e) { // if we are not ignoring exceptions, we'll re-throw this if (!ignoreAcroFormErrors) { throw (IOException) e; } } COSArray destThreads = (COSArray) destCatalog.getCOSDictionary().getDictionaryObject(COSName.THREADS); COSArray srcThreads = (COSArray) cloner .cloneForNewDocument(destCatalog.getCOSDictionary().getDictionaryObject(COSName.THREADS)); if (destThreads == null) { destCatalog.getCOSDictionary().setItem(COSName.THREADS, srcThreads); } else { destThreads.addAll(srcThreads); } PDDocumentNameDictionary destNames = destCatalog.getNames(); PDDocumentNameDictionary srcNames = srcCatalog.getNames(); if (srcNames != null) { if (destNames == null) { destCatalog.getCOSDictionary().setItem(COSName.NAMES, cloner.cloneForNewDocument(srcNames)); } else { cloner.cloneMerge(srcNames, destNames); } } PDDocumentOutline destOutline = destCatalog.getDocumentOutline(); PDDocumentOutline srcOutline = srcCatalog.getDocumentOutline(); if (srcOutline != null) { if (destOutline == null) { PDDocumentOutline cloned = new PDDocumentOutline( (COSDictionary) cloner.cloneForNewDocument(srcOutline)); destCatalog.setDocumentOutline(cloned); } else { PDOutlineItem first = srcOutline.getFirstChild(); if (first != null) { PDOutlineItem clonedFirst = new PDOutlineItem( (COSDictionary) cloner.cloneForNewDocument(first)); destOutline.appendChild(clonedFirst); } } } String destPageMode = destCatalog.getPageMode(); String srcPageMode = srcCatalog.getPageMode(); if (destPageMode == null) { destCatalog.setPageMode(srcPageMode); } COSDictionary destLabels = (COSDictionary) destCatalog.getCOSDictionary() .getDictionaryObject(COSName.PAGE_LABELS); COSDictionary srcLabels = (COSDictionary) srcCatalog.getCOSDictionary() .getDictionaryObject(COSName.PAGE_LABELS); if (srcLabels != null) { int destPageCount = destination.getNumberOfPages(); COSArray destNums = null; if (destLabels == null) { destLabels = new COSDictionary(); destNums = new COSArray(); destLabels.setItem(COSName.NUMS, destNums); destCatalog.getCOSDictionary().setItem(COSName.PAGE_LABELS, destLabels); } else { destNums = (COSArray) destLabels.getDictionaryObject(COSName.NUMS); } COSArray srcNums = (COSArray) srcLabels.getDictionaryObject(COSName.NUMS); if (srcNums != null) { for (int i = 0; i < srcNums.size(); i += 2) { COSNumber labelIndex = (COSNumber) srcNums.getObject(i); long labelIndexValue = labelIndex.intValue(); destNums.add(COSInteger.get(labelIndexValue + destPageCount)); destNums.add(cloner.cloneForNewDocument(srcNums.getObject(i + 1))); } } } COSStream destMetadata = (COSStream) destCatalog.getCOSDictionary().getDictionaryObject(COSName.METADATA); COSStream srcMetadata = (COSStream) srcCatalog.getCOSDictionary().getDictionaryObject(COSName.METADATA); if (destMetadata == null && srcMetadata != null) { PDStream newStream = new PDStream(destination, srcMetadata.getUnfilteredStream(), false); newStream.getStream().mergeInto(srcMetadata); newStream.addCompression(); destCatalog.getCOSDictionary().setItem(COSName.METADATA, newStream); } // finally append the pages @SuppressWarnings("unchecked") List<PDPage> pages = srcCatalog.getAllPages(); Iterator<PDPage> pageIter = pages.iterator(); while (pageIter.hasNext()) { PDPage page = pageIter.next(); PDPage newPage = new PDPage((COSDictionary) cloner.cloneForNewDocument(page.getCOSDictionary())); newPage.setCropBox(page.findCropBox()); newPage.setMediaBox(page.findMediaBox()); newPage.setRotation(page.findRotation()); destination.addPage(newPage); } }
From source file:com.formkiq.core.service.generator.pdfbox.SigUtils.java
License:Apache License
/** * Set the access permissions granted for this document in the DocMDP * transform parameters dictionary. Details are described in the table * "Entries in the DocMDP transform parameters dictionary" in the PDF * specification.//from ww w . j a va 2 s. c o m * * @param doc * The document. * @param signature * The signature object. * @param accessPermissions * The permission value (1, 2 or 3). */ public static void setMDPPermission(final PDDocument doc, final PDSignature signature, final int accessPermissions) { COSDictionary sigDict = signature.getCOSObject(); // DocMDP specific stuff COSDictionary transformParameters = new COSDictionary(); transformParameters.setItem(COSName.TYPE, COSName.getPDFName("TransformParams")); transformParameters.setInt(COSName.P, accessPermissions); transformParameters.setName(COSName.V, "1.2"); transformParameters.setNeedToBeUpdated(true); COSDictionary referenceDict = new COSDictionary(); referenceDict.setItem(COSName.TYPE, COSName.getPDFName("SigRef")); referenceDict.setItem("TransformMethod", COSName.DOCMDP); referenceDict.setItem("DigestMethod", COSName.getPDFName("SHA1")); referenceDict.setItem("TransformParams", transformParameters); referenceDict.setNeedToBeUpdated(true); COSArray referenceArray = new COSArray(); referenceArray.add(referenceDict); sigDict.setItem("Reference", referenceArray); referenceArray.setNeedToBeUpdated(true); // Catalog COSDictionary catalogDict = doc.getDocumentCatalog().getCOSObject(); COSDictionary permsDict = new COSDictionary(); catalogDict.setItem(COSName.PERMS, permsDict); permsDict.setItem(COSName.DOCMDP, signature); catalogDict.setNeedToBeUpdated(true); permsDict.setNeedToBeUpdated(true); }