Example usage for com.itextpdf.text.pdf PdfDictionary getAsString

List of usage examples for com.itextpdf.text.pdf PdfDictionary getAsString

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  6. getAsString

Introduction

In this page you can find the example usage for com.itextpdf.text.pdf PdfDictionary getAsString.

Prototype

public PdfString getAsString(final PdfName key)

Source Link

Document

Returns a PdfObject as a PdfString, resolving indirect references.

Usage

From source file:com.poet.ar.remover.AnnotationRemover.java

/**
 * remove annotation that matches keywords
 *
 * @param page/*from  w  ww . j  a va2s. c om*/
 * @return count of removed annotations
 */
private static int doRemoveAnnotation(PdfDictionary page) {

    // all annotations in page i
    PdfArray annoArray = page.getAsArray(PdfName.ANNOTS);
    List<Integer> willRemovedIx = new ArrayList<Integer>();

    if (annoArray != null) {

        PdfDictionary annotation = null;
        PdfDictionary a = null;
        PdfString uri = null;
        for (int i = 0; i < annoArray.size(); i++) {

            annotation = annoArray.getAsDict(i);

            if (annotation == null) {
                continue;
            }

            a = annotation.getAsDict(PdfName.A);

            if (a == null) {
                continue;
            }

            uri = a.getAsString(PdfName.URI);

            if (uri == null) {
                continue;
            }

            String uriStr = uri.toString().trim();

            if (keywords.contains(uriStr)) {
                willRemovedIx.add(i);
            }

        }

        int i = 0;
        for (Integer ix : willRemovedIx) {
            annoArray.remove(ix - i++);
        }

    }

    return willRemovedIx.size();
}

From source file:de.gbv.marginalia.Annotation.java

License:Open Source License

/**
 * Constructs a new Annotation from a given PdfDictionary.
 * Of course the PdfDictionary should contain an annotation.
 *///from   w  w w .j a v a  2  s.  c o  m
// public Annotation(PdfDictionary annot) { this.Annotation(annot,0); }
public Annotation(PdfDictionary annot, int pageNum) {
    this.pageNum = pageNum;
    this.subtype = annot.getAsName(PdfName.SUBTYPE);
    // text | caret | freetext | fileattachment | highlight | ink | line | link | circle | square |
    // polygon | polyline | sound | squiggly | stamp | strikeout | underline 

    this.content = annot.getAsString(PdfName.CONTENTS);
    this.popup = getAsDictionary(annot, PdfName.POPUP);

    // TODO: skipped fields:
    // getAsDictionary(annot,PdfName.AP); // alternative to coords!
    // annot.getAsName(PdfName.AS);
    // getAsDictionary(annot,PdfName.A); // action
    // getAsDictionary(annot,PdfName.A); // additional action

    // annot.getAsNumber(PdfName.STRUCTPARENT);

    // Since PDF 1.5: 
    // RC = contents-richtext

    this.dict = annot;
}

From source file:de.rub.dez6a3.jpdfsigner.control.JPodPDFViewer.java

License:Open Source License

@Override
public ArrayList getAttachments() throws IOException {
    ArrayList files = new ArrayList();
    PdfReader reader = new PdfReader(conf.getPDFFile());
    PdfDictionary root = reader.getCatalog();
    PdfDictionary documentnames = root.getAsDict(PdfName.NAMES);
    PdfDictionary embeddedfiles = documentnames.getAsDict(PdfName.EMBEDDEDFILES);
    PdfArray filespecs = embeddedfiles.getAsArray(PdfName.NAMES);
    PdfDictionary filespec;
    PdfDictionary refs;//from  w  ww.  j a va 2 s .co  m
    for (int i = 0; i < filespecs.size();) {
        filespecs.getAsName(i++);
        filespec = filespecs.getAsDict(i++);
        refs = filespec.getAsDict(PdfName.EF);
        Iterator it = refs.getKeys().iterator();
        while (it.hasNext()) {
            PdfName key = (PdfName) it.next();
            if (key.toString().equals("/F")) {

                String filename = "-";
                String desc = "-";
                int size = -1;
                String moddate = "-";
                String compsize = "-";
                PdfObject pdfobj = null;

                try {
                    filename = filespec.getAsString(key).toString();
                } catch (Exception e) {
                    log.warn("Cannot load attachment-name - " + e.getMessage());
                }
                try {
                    desc = filespec.getAsString(PdfName.DESC).toString();
                } catch (Exception e) {
                    log.warn("Cannot load attachment-description - " + e.getMessage());
                }
                byte[] attBytes = null;
                try {
                    PRStream stream = (PRStream) PdfReader.getPdfObject(refs.getAsIndirectObject(key));
                    attBytes = PdfReader.getStreamBytes(stream);
                    size = attBytes.length;
                } catch (Exception e) {
                    log.warn("Cannot load attachment-size - " + e.getMessage());
                }
                try {
                    pdfobj = PdfReader.getPdfObject(refs.getAsIndirectObject(key));
                } catch (Exception e) {
                    log.warn("Cannot load attachment-pdfobject - " + e.getMessage());
                }

                Hashtable fileData = new Hashtable();
                fileData.put(ATTACHMENT_FILENAME_STRING, filename); //filename
                fileData.put(ATTACHMENT_DESCRIPTION_STRING, desc); //Description
                fileData.put(ATTACHMENT_SIZE_INT, size); //size
                fileData.put(ATTACHMENT_BYTES_ARR, attBytes); //bytes
                files.add(fileData);
            }
        }
    }
    return files;
}

From source file:mkl.testarea.itext5.pdfcleanup.StrictPdfCleanUpProcessor.java

License:Open Source License

/**
 * Deletes redact annotations from the page and substitutes them with either OverlayText or RO object if it's needed.
 *///w w w  .java  2s  .  com
private void deleteRedactAnnots(int pageNum) throws IOException, DocumentException {
    Set<String> indirRefs = redactAnnotIndirRefs.get(pageNum);

    if (indirRefs == null || indirRefs.isEmpty()) {
        return;
    }

    PdfReader reader = pdfStamper.getReader();
    PdfContentByte canvas = pdfStamper.getOverContent(pageNum);
    PdfDictionary pageDict = reader.getPageN(pageNum);
    PdfArray annotsArray = pageDict.getAsArray(PdfName.ANNOTS);

    // j is for access annotRect (i can be decreased, so we need to store additional index,
    // indicating current position in ANNOTS array in case if we don't remove anything
    for (int i = 0, j = 0; i < annotsArray.size(); ++i, ++j) {
        PdfIndirectReference annotIndRef = annotsArray.getAsIndirectObject(i);
        PdfDictionary annotDict = annotsArray.getAsDict(i);

        if (indirRefs.contains(annotIndRef.toString()) || indirRefs.contains(getParentIndRefStr(annotDict))) {
            PdfStream formXObj = annotDict.getAsStream(PdfName.RO);
            PdfString overlayText = annotDict.getAsString(PdfName.OVERLAYTEXT);

            if (fillCleanedArea && formXObj != null) {
                PdfArray rectArray = annotDict.getAsArray(PdfName.RECT);
                Rectangle annotRect = new Rectangle(rectArray.getAsNumber(0).floatValue(),
                        rectArray.getAsNumber(1).floatValue(), rectArray.getAsNumber(2).floatValue(),
                        rectArray.getAsNumber(3).floatValue());

                insertFormXObj(canvas, pageDict, formXObj, clippingRects.get(j), annotRect);
            } else if (fillCleanedArea && overlayText != null && overlayText.toUnicodeString().length() > 0) {
                drawOverlayText(canvas, clippingRects.get(j), overlayText, annotDict.getAsString(PdfName.DA),
                        annotDict.getAsNumber(PdfName.Q), annotDict.getAsBoolean(PdfName.REPEAT));
            }

            annotsArray.remove(i--); // array size is changed, so we need to decrease i
        }
    }

    if (annotsArray.size() == 0) {
        pageDict.remove(PdfName.ANNOTS);
    }
}

From source file:org.roda.common.certification.PDFSignatureUtils.java

private static StringBuilder getExtractionInformation(AcroFields fields, ArrayList<?> names,
        Path outputContents, String filename) throws IOException {

    StringBuilder sb = new StringBuilder();

    for (int i = 0; i < names.size(); i++) {
        String name = (String) names.get(i);
        Item item = fields.getFieldItem(name);

        PdfDictionary widget = item.getWidget(0);
        PdfDictionary infoDictionary = widget.getAsDict(PdfName.V);
        sb.append("<signature>\n");

        try {/*from   www . java 2s  .c om*/
            PdfPKCS7 pk = fields.verifySignature(name);
            sb = addElementToExtractionResult(sb, "name", name);
            sb = addElementToExtractionResult(sb, "sign-name", pk.getSignName());
            sb = addElementToExtractionResult(sb, "version", Integer.toString(pk.getVersion()));
            sb = addElementToExtractionResult(sb, "reason", pk.getReason());
            sb = addElementToExtractionResult(sb, "location", pk.getLocation());

            SimpleDateFormat formatter = new SimpleDateFormat("dd-MM-yyyy");

            if (pk.getTimeStampDate() != null) {
                String timestamp = formatter.format(pk.getTimeStampDate().getTime());
                sb = addElementToExtractionResult(sb, "timestamp-time", timestamp);
            }

            if (pk.getSignDate() != null) {
                String sign = formatter.format(pk.getSignDate().getTime());
                sb = addElementToExtractionResult(sb, "sign-time", sign);
            }

            sb = addElementToExtractionResult(sb, "digest-algorithm", pk.getDigestAlgorithm());
            sb = addElementToExtractionResult(sb, "hash-algorithm", pk.getHashAlgorithm());
            sb = addElementToExtractionResult(sb, "covers-whole-document",
                    Boolean.toString(fields.signatureCoversWholeDocument(name)));
            sb = addElementToExtractionResult(sb, "ft", widget.get(PdfName.FT).toString());

            if (infoDictionary.contains(PdfName.CONTACTINFO))
                sb = addElementToExtractionResult(sb, "contact-info",
                        infoDictionary.getAsString(PdfName.CONTACTINFO).toString());

            if (infoDictionary.contains(PdfName.FILTER))
                sb = addElementToExtractionResult(sb, "filter", infoDictionary.get(PdfName.FILTER).toString());

            if (infoDictionary.contains(PdfName.SUBFILTER))
                sb = addElementToExtractionResult(sb, "subfilter",
                        infoDictionary.get(PdfName.SUBFILTER).toString());

            if (infoDictionary.contains(PdfName.LOCK))
                sb = addElementToExtractionResult(sb, "lock", "true");

            if (infoDictionary.contains(PdfName.CONTENTS)) {
                PdfString elementName = infoDictionary.getAsString(PdfName.CONTENTS);
                Files.write(outputContents, elementName.toUnicodeString().getBytes());
                sb = addElementToExtractionResult(sb, "contents", filename + ".pkcs7");
            }

        } catch (NoSuchFieldError e) {
            LOGGER.warn("DS information extraction did not execute properly");
        }

        sb.append("</signature>");
    }

    return sb;
}

From source file:org.roda.core.plugins.plugins.characterization.PDFSignatureUtils.java

private static StringBuilder getExtractionInformation(AcroFields fields, ArrayList<?> names,
        Path outputContents, String filename) throws IOException {
    StringBuilder sb = new StringBuilder();

    for (int i = 0; i < names.size(); i++) {
        String name = (String) names.get(i);
        Item item = fields.getFieldItem(name);

        PdfDictionary widget = item.getWidget(0);
        PdfDictionary infoDictionary = widget.getAsDict(PdfName.V);
        sb.append("<signature>\n");

        try {//from   ww w  . j a  v a 2s . com
            PdfPKCS7 pk = fields.verifySignature(name);
            sb = addElementToExtractionResult(sb, "name", name);
            sb = addElementToExtractionResult(sb, "sign-name", pk.getSignName());
            sb = addElementToExtractionResult(sb, "version", Integer.toString(pk.getVersion()));
            sb = addElementToExtractionResult(sb, "reason", pk.getReason());
            sb = addElementToExtractionResult(sb, "location", pk.getLocation());

            SimpleDateFormat formatter = new SimpleDateFormat("dd-MM-yyyy");

            if (pk.getTimeStampDate() != null) {
                String timestamp = formatter.format(pk.getTimeStampDate().getTime());
                sb = addElementToExtractionResult(sb, "timestamp-time", timestamp);
            }

            if (pk.getSignDate() != null) {
                String sign = formatter.format(pk.getSignDate().getTime());
                sb = addElementToExtractionResult(sb, "sign-time", sign);
            }

            sb = addElementToExtractionResult(sb, "digest-algorithm", pk.getDigestAlgorithm());
            sb = addElementToExtractionResult(sb, "hash-algorithm", pk.getHashAlgorithm());
            sb = addElementToExtractionResult(sb, "covers-whole-document",
                    Boolean.toString(fields.signatureCoversWholeDocument(name)));
            sb = addElementToExtractionResult(sb, "ft", widget.get(PdfName.FT).toString());

            if (infoDictionary.contains(PdfName.CONTACTINFO))
                sb = addElementToExtractionResult(sb, "contact-info",
                        infoDictionary.getAsString(PdfName.CONTACTINFO).toString());

            if (infoDictionary.contains(PdfName.FILTER))
                sb = addElementToExtractionResult(sb, "filter", infoDictionary.get(PdfName.FILTER).toString());

            if (infoDictionary.contains(PdfName.SUBFILTER))
                sb = addElementToExtractionResult(sb, "subfilter",
                        infoDictionary.get(PdfName.SUBFILTER).toString());

            if (infoDictionary.contains(PdfName.LOCK))
                sb = addElementToExtractionResult(sb, "lock", "true");

            if (infoDictionary.contains(PdfName.CONTENTS)) {
                PdfString elementName = infoDictionary.getAsString(PdfName.CONTENTS);
                Files.write(outputContents, elementName.toUnicodeString().getBytes());
                sb = addElementToExtractionResult(sb, "contents", filename + ".pkcs7");
            }

        } catch (NoSuchFieldError e) {
            LOGGER.warn("DS information extraction did not execute properly");
        }

        sb.append("</signature>");
    }

    return sb;
}

From source file:org.sejda.impl.itext5.component.PdfUnpacker.java

License:Open Source License

private void unpack(Set<PdfDictionary> dictionaries) throws TaskIOException {
    for (PdfDictionary dictionary : dictionaries) {
        PdfName type = dictionary.getAsName(PdfName.TYPE);
        if (PdfName.F.equals(type) || PdfName.FILESPEC.equals(type)) {
            PdfDictionary ef = dictionary.getAsDict(PdfName.EF);
            PdfString fn = dictionary.getAsString(PdfName.F);
            if (fn != null && ef != null) {
                PRStream prs = (PRStream) PdfReader.getPdfObject(ef.get(PdfName.F));
                if (prs != null) {
                    File tmpFile = copyToTemporaryFile(prs);
                    outputWriter.addOutput(file(tmpFile).name(fn.toUnicodeString()));
                }/*from w w  w . ja  v  a 2s . c  o m*/
            }
        }
    }
}