Example usage for org.apache.poi.openxml4j.opc PackageRelationshipCollection size

Introduction

In this page you can find the example usage for org.apache.poi.openxml4j.opc PackageRelationshipCollection size.

Prototype

public int size() 

Source Link

Document

Get the numbe rof relationships in the collection.

Usage

From source file:mj.ocraptor.extraction.tika.parser.pkg.ZipContainerDetector.java

License:Apache License

/**
 * Detects the type of an OfficeOpenXML (OOXML) file from
 *  opened Package /*from  w w w  .  ja  v  a 2s  .  c o m*/
 */
public static MediaType detectOfficeOpenXML(OPCPackage pkg) {
    PackageRelationshipCollection core = pkg.getRelationshipsByType(ExtractorFactory.CORE_DOCUMENT_REL);
    if (core.size() != 1) {
        // Invalid OOXML Package received
        return null;
    }

    // Get the type of the core document part
    PackagePart corePart = pkg.getPart(core.getRelationship(0));
    String coreType = corePart.getContentType();

    // Turn that into the type of the overall document
    String docType = coreType.substring(0, coreType.lastIndexOf('.'));

    // The Macro Enabled formats are a little special
    if (docType.toLowerCase().endsWith("macroenabled")) {
        docType = docType.toLowerCase() + ".12";
    }

    if (docType.toLowerCase().endsWith("macroenabledtemplate")) {
        docType = MACRO_TEMPLATE_PATTERN.matcher(docType).replaceAll("macroenabled.12");
    }

    // Build the MediaType object and return
    return MediaType.parse(docType);
}

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From source file:org.alfresco.repo.content.transform.OOXMLThumbnailContentTransformer.java

License:Open Source License

@Override
protected void transformInternal(ContentReader reader, ContentWriter writer, TransformationOptions options)
        throws Exception {
    final String sourceMimetype = reader.getMimetype();
    final String sourceExtension = getMimetypeService().getExtension(sourceMimetype);
    final String targetMimetype = writer.getMimetype();

    if (log.isDebugEnabled()) {
        StringBuilder msg = new StringBuilder();
        msg.append("Transforming from ").append(sourceMimetype).append(" to ").append(targetMimetype);
        log.debug(msg.toString());//from  w w w. j a  va2s . c  o m
    }

    OPCPackage pkg = null;
    try {
        File ooxmlTempFile = TempFileProvider.createTempFile(this.getClass().getSimpleName() + "_ooxml",
                sourceExtension);
        reader.getContent(ooxmlTempFile);

        // Load the file
        pkg = OPCPackage.open(ooxmlTempFile.getPath());

        // Does it have a thumbnail?
        PackageRelationshipCollection rels = pkg.getRelationshipsByType(PackageRelationshipTypes.THUMBNAIL);
        if (rels.size() > 0) {
            // Get the thumbnail part
            PackageRelationship tRel = rels.getRelationship(0);
            PackagePart tPart = pkg.getPart(tRel);

            // Write it to the target
            InputStream tStream = tPart.getInputStream();
            writer.putContent(tStream);
            tStream.close();
        } else {
            log.debug("No thumbnail present in " + reader.toString());
            throw new UnimportantTransformException(NO_THUMBNAIL_PRESENT_IN_FILE + targetMimetype);
        }
    } catch (IOException e) {
        throw new AlfrescoRuntimeException("Unable to transform " + sourceExtension + " file.", e);
    } finally {
        if (pkg != null) {
            pkg.close();
        }
    }
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXSLFPowerPointExtractorDecorator.java

License:Apache License

/**
 * @see XSLFPowerPointExtractor#getText()
 *///from   w  w  w. ja  v  a 2  s. c  om
protected void buildXHTML(XHTMLContentHandler xhtml) throws SAXException, IOException {

    loadCommentAuthors();

    //TODO: should check for custShowLst and order based on sldLst
    try {

        PackageRelationshipCollection prc = mainDocument
                .getRelationshipsByType(XSLFRelation.SLIDE.getRelation());
        if (prc.size() == 0) {

        }
        for (int i = 0; i < prc.size(); i++) {
            handleSlidePart(mainDocument.getRelatedPart(prc.getRelationship(i)), xhtml);
        }
    } catch (InvalidFormatException e) {
    }
    handleBasicRelatedParts(XSLFRelation.SLIDE_MASTER.getRelation(), "slide-master", mainDocument,
            new PlaceHolderSkipper(new OOXMLWordAndPowerPointTextHandler(new OOXMLTikaBodyPartHandler(xhtml),
                    new HashMap<String, String>())));

    handleBasicRelatedParts(HANDOUT_MASTER, "slide-handout-master", mainDocument,
            new OOXMLWordAndPowerPointTextHandler(new OOXMLTikaBodyPartHandler(xhtml),
                    new HashMap<String, String>()));
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXSLFPowerPointExtractorDecorator.java

License:Apache License

private void loadCommentAuthors() {
    PackageRelationshipCollection prc = null;
    try {/*from ww  w.  j  a va  2 s .c o  m*/
        prc = mainDocument.getRelationshipsByType(XSLFRelation.COMMENT_AUTHORS.getRelation());
    } catch (InvalidFormatException e) {
    }
    if (prc == null || prc.size() == 0) {
        return;
    }

    for (int i = 0; i < prc.size(); i++) {
        PackagePart commentAuthorsPart = null;
        try {
            commentAuthorsPart = commentAuthorsPart = mainDocument.getRelatedPart(prc.getRelationship(i));
        } catch (InvalidFormatException e) {

        }
        if (commentAuthorsPart == null) {
            continue;
        }
        try (InputStream stream = commentAuthorsPart.getInputStream()) {
            context.getSAXParser().parse(new CloseShieldInputStream(stream),
                    new OfflineContentHandler(new XSLFCommentAuthorHandler()));

        } catch (TikaException | SAXException | IOException e) {
            //do something with this
        }
    }

}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXSLFPowerPointExtractorDecorator.java

License:Apache License

/**
 * This should handle the comments, master, notes, etc
 *
 * @param contentType/*from  w ww  .j av a  2 s  .co  m*/
 * @param xhtmlClassLabel
 * @param parentPart
 * @param contentHandler
 */
private void handleBasicRelatedParts(String contentType, String xhtmlClassLabel, PackagePart parentPart,
        ContentHandler contentHandler) throws SAXException {

    PackageRelationshipCollection relatedPartPRC = null;

    try {
        relatedPartPRC = parentPart.getRelationshipsByType(contentType);
    } catch (InvalidFormatException e) {
        //swallow
    }
    if (relatedPartPRC != null && relatedPartPRC.size() > 0) {
        AttributesImpl attributes = new AttributesImpl();

        attributes.addAttribute("", "class", "class", "CDATA", xhtmlClassLabel);
        contentHandler.startElement("", "div", "div", attributes);
        for (int i = 0; i < relatedPartPRC.size(); i++) {
            PackageRelationship relatedPartPackageRelationship = relatedPartPRC.getRelationship(i);
            try {
                PackagePart relatedPartPart = parentPart.getRelatedPart(relatedPartPackageRelationship);
                try (InputStream stream = relatedPartPart.getInputStream()) {
                    context.getSAXParser().parse(stream,
                            new OfflineContentHandler(new EmbeddedContentHandler(contentHandler)));

                } catch (IOException | TikaException e) {
                    //do something with this
                }

            } catch (InvalidFormatException e) {
            }
        }
        contentHandler.endElement("", "div", "div");
    }

}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXSLFPowerPointExtractorDecorator.java

License:Apache License

/**
 * In PowerPoint files, slides have things embedded in them,
 * and slide drawings which have the images
 *///from   ww  w  .j  a v a2s . c  o  m
@Override
protected List<PackagePart> getMainDocumentParts() {
    List<PackagePart> parts = new ArrayList<>();
    //TODO: consider: getPackage().getPartsByName(Pattern.compile("/ppt/embeddings/.*?
    //TODO: consider: getPackage().getPartsByName(Pattern.compile("/ppt/media/.*?
    try {
        PackageRelationshipCollection prc = mainDocument
                .getRelationshipsByType(XSLFRelation.SLIDE.getRelation());
        for (int i = 0; i < prc.size(); i++) {
            PackagePart slidePart = mainDocument.getRelatedPart(prc.getRelationship(i));
            addSlideParts(slidePart, parts);
        }
    } catch (InvalidFormatException e) {
        //log
    }

    parts.add(mainDocument);
    for (String rel : new String[] { XSLFRelation.SLIDE_MASTER.getRelation(), HANDOUT_MASTER }) {
        try {
            PackageRelationshipCollection prc = mainDocument.getRelationshipsByType(rel);
            for (int i = 0; i < prc.size(); i++) {
                PackagePart pp = mainDocument.getRelatedPart(prc.getRelationship(i));
                if (pp != null) {
                    parts.add(pp);
                }
            }

        } catch (InvalidFormatException e) {
            //log
        }
    }

    return parts;
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private void handleDocumentPart(PackagePart documentPart, XHTMLContentHandler xhtml)
        throws IOException, SAXException {
    //load the numbering/list manager and styles from the main document part
    XWPFNumbering numbering = loadNumbering(documentPart);
    XWPFListManager listManager = new XWPFListManager(numbering);
    XWPFStylesShim styles = loadStyles(documentPart);

    //headers/*from   w w w.j  a  v  a 2  s  .  c om*/
    try {
        PackageRelationshipCollection headersPRC = documentPart
                .getRelationshipsByType(XWPFRelation.HEADER.getRelation());
        if (headersPRC != null) {
            for (int i = 0; i < headersPRC.size(); i++) {
                PackagePart header = documentPart.getRelatedPart(headersPRC.getRelationship(i));
                handlePart(header, styles, listManager, xhtml);
            }
        }
    } catch (InvalidFormatException e) {
        //swallow
    }

    //main document
    handlePart(documentPart, styles, listManager, xhtml);

    //for now, just dump other components at end
    for (XWPFRelation rel : new XWPFRelation[] { XWPFRelation.FOOTNOTE, XWPFRelation.COMMENT,
            XWPFRelation.FOOTER, XWPFRelation.ENDNOTE }) {
        try {
            PackageRelationshipCollection prc = documentPart.getRelationshipsByType(rel.getRelation());
            if (prc != null) {
                for (int i = 0; i < prc.size(); i++) {
                    PackagePart packagePart = documentPart.getRelatedPart(prc.getRelationship(i));
                    handlePart(packagePart, styles, listManager, xhtml);
                }
            }
        } catch (InvalidFormatException e) {
            //swallow
        }
    }
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private XWPFStylesShim loadStyles(PackagePart packagePart) {
    try {/*from  w  w  w .  j  a  v  a2s.co m*/
        PackageRelationshipCollection stylesParts = packagePart
                .getRelationshipsByType(XWPFRelation.STYLES.getRelation());
        if (stylesParts.size() > 0) {
            PackageRelationship stylesRelationShip = stylesParts.getRelationship(0);
            if (stylesRelationShip == null) {
                return null;
            }
            PackagePart stylesPart = packagePart.getRelatedPart(stylesRelationShip);
            if (stylesPart == null) {
                return null;
            }

            return new XWPFStylesShim(stylesPart, context);
        }
    } catch (OpenXML4JException e) {
        //swallow
    }
    return null;

}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private XWPFNumbering loadNumbering(PackagePart packagePart) {
    try {/*from  w  ww . j a v  a  2s  . c o  m*/
        PackageRelationshipCollection numberingParts = packagePart
                .getRelationshipsByType(XWPFRelation.NUMBERING.getRelation());
        if (numberingParts.size() > 0) {
            PackageRelationship numberingRelationShip = numberingParts.getRelationship(0);
            if (numberingRelationShip == null) {
                return null;
            }
            PackagePart numberingPart = packagePart.getRelatedPart(numberingRelationShip);
            if (numberingPart == null) {
                return null;
            }
            return new XWPFNumberingShim(numberingPart);
        }
    } catch (IOException | OpenXML4JException e) {
        //swallow
    }
    return null;
}

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From source file:org.apache.tika.parser.microsoft.ooxml.SXWPFWordExtractorDecorator.java

License:Apache License

private void addRelatedParts(PackagePart documentPart, List<PackagePart> relatedParts) {
    for (String relation : MAIN_PART_RELATIONS) {
        PackageRelationshipCollection prc = null;
        try {//ww  w .  j  a  v a2s  .  co  m
            prc = documentPart.getRelationshipsByType(relation);
            if (prc != null) {
                for (int i = 0; i < prc.size(); i++) {
                    PackagePart packagePart = documentPart.getRelatedPart(prc.getRelationship(i));
                    relatedParts.add(packagePart);
                }
            }
        } catch (InvalidFormatException e) {
        }
    }

}

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