Examples with XMPSchemaMediaManagement org.apache.jempbox.xmp.XMPSchemaMediaManagement used on opensource projects

Example 1 with XMPSchemaMediaManagement

use of org.apache.jempbox.xmp.XMPSchemaMediaManagement in project jabref by JabRef.

the class XMPUtilTest method testSimpleUpdate.

/**
     * Tests whether writing BibTex.xmp will preserve existing XMP-descriptions.
     *
     * @throws Exception (indicating an failure)
     */
@Test
public void testSimpleUpdate() throws Exception {
    String s = " <rdf:Description rdf:about=''" + "  xmlns:xmp='http://ns.adobe.com/xap/1.0/'>" + "  <xmp:CreatorTool>Acrobat PDFMaker 7.0.7</xmp:CreatorTool>" + "  <xmp:ModifyDate>2006-08-07T18:50:24+02:00</xmp:ModifyDate>" + "  <xmp:CreateDate>2006-08-07T14:44:24+02:00</xmp:CreateDate>" + "  <xmp:MetadataDate>2006-08-07T18:50:24+02:00</xmp:MetadataDate>" + " </rdf:Description>" + " <rdf:Description rdf:about=''" + "  xmlns:xapMM='http://ns.adobe.com/xap/1.0/mm/'>" + "  <xapMM:DocumentID>uuid:843cd67d-495e-4c1e-a4cd-64178f6b3299</xapMM:DocumentID>" + "  <xapMM:InstanceID>uuid:1e56b4c0-6782-440d-ba76-d2b3d87547d1</xapMM:InstanceID>" + "  <xapMM:VersionID>" + "   <rdf:Seq>" + "    <rdf:li>17</rdf:li>" + "   </rdf:Seq>" + "  </xapMM:VersionID>" + " </rdf:Description>" + " <rdf:Description rdf:about=''" + "  xmlns:dc='http://purl.org/dc/elements/1.1/'>" + "  <dc:format>application/pdf</dc:format>" + "</rdf:Description>";
    writeManually(pdfFile, XMPUtilTest.bibtexXPacket(s));
    // Nothing there yet, but should not crash
    Assert.assertEquals(Collections.emptyList(), XMPUtil.readXMP(pdfFile, xmpPreferences));
    s = " <rdf:Description rdf:about=''" + "  xmlns:xmp='http://ns.adobe.com/xap/1.0/'>" + "  <xmp:CreatorTool>Acrobat PDFMaker 7.0.7</xmp:CreatorTool>" + "  <xmp:ModifyDate>2006-08-07T18:50:24+02:00</xmp:ModifyDate>" + "  <xmp:CreateDate>2006-08-07T14:44:24+02:00</xmp:CreateDate>" + "  <xmp:MetadataDate>2006-08-07T18:50:24+02:00</xmp:MetadataDate>" + " </rdf:Description>" + " <rdf:Description rdf:about=''" + "  xmlns:xapMM='http://ns.adobe.com/xap/1.0/mm/'>" + "  <xapMM:DocumentID>uuid:843cd67d-495e-4c1e-a4cd-64178f6b3299</xapMM:DocumentID>" + "  <xapMM:InstanceID>uuid:1e56b4c0-6782-440d-ba76-d2b3d87547d1</xapMM:InstanceID>" + "  <xapMM:VersionID>" + "   <rdf:Seq>" + "    <rdf:li>17</rdf:li>" + "   </rdf:Seq>" + "  </xapMM:VersionID>" + " </rdf:Description>" + " <rdf:Description rdf:about=''" + "  xmlns:dc='http://purl.org/dc/elements/1.1/'>" + "  <dc:format>application/pdf</dc:format>" + "  <dc:title>" + "   <rdf:Alt>" + "    <rdf:li xml:lang='x-default'>Questionnaire.pdf</rdf:li>" + "   </rdf:Alt>" + "  </dc:title>" + "</rdf:Description>";
    writeManually(pdfFile, XMPUtilTest.bibtexXPacket(s));
    // Title is Questionnaire.pdf so the DublinCore fallback should hit
    // in...
    Assert.assertEquals(1, XMPUtil.readXMP(pdfFile, xmpPreferences).size());
    {
        // Now write new packet and check if it was correctly written
        XMPUtil.writeXMP(pdfFile, t1BibtexEntry(), null, xmpPreferences);
        List<BibEntry> l = XMPUtil.readXMP(pdfFile.getAbsoluteFile(), xmpPreferences);
        Assert.assertEquals(1, l.size());
        BibEntry e = l.get(0);
        assertEqualsBibtexEntry(t1BibtexEntry(), e);
        try (PDDocument document = PDDocument.load(pdfFile.getAbsoluteFile())) {
            if (document.isEncrypted()) {
                throw new IOException("Error: Cannot read metadata from encrypted document.");
            }
            PDDocumentCatalog catalog = document.getDocumentCatalog();
            PDMetadata metaRaw = catalog.getMetadata();
            XMPMetadata meta;
            if (metaRaw == null) {
                meta = new XMPMetadata();
            } else {
                meta = new XMPMetadata(XMLUtil.parse(metaRaw.createInputStream()));
            }
            meta.addXMLNSMapping(XMPSchemaBibtex.NAMESPACE, XMPSchemaBibtex.class);
            List<XMPSchema> schemas = meta.getSchemas();
            Assert.assertEquals(4, schemas.size());
            schemas = meta.getSchemasByNamespaceURI(XMPSchemaBibtex.NAMESPACE);
            Assert.assertEquals(1, schemas.size());
            schemas = meta.getSchemasByNamespaceURI(XMPSchemaDublinCore.NAMESPACE);
            Assert.assertEquals(1, schemas.size());
            XMPSchemaDublinCore dc = (XMPSchemaDublinCore) schemas.get(0);
            Assert.assertEquals("application/pdf", dc.getFormat());
            schemas = meta.getSchemasByNamespaceURI(XMPSchemaBasic.NAMESPACE);
            Assert.assertEquals(1, schemas.size());
            XMPSchemaBasic bs = (XMPSchemaBasic) schemas.get(0);
            Assert.assertEquals("Acrobat PDFMaker 7.0.7", bs.getCreatorTool());
            Calendar c = Calendar.getInstance();
            c.clear();
            c.set(Calendar.YEAR, 2006);
            c.set(Calendar.MONTH, Calendar.AUGUST);
            c.set(Calendar.DATE, 7);
            c.set(Calendar.HOUR, 14);
            c.set(Calendar.MINUTE, 44);
            c.set(Calendar.SECOND, 24);
            c.setTimeZone(TimeZone.getTimeZone("GMT+2"));
            Calendar other = bs.getCreateDate();
            Assert.assertEquals(c.get(Calendar.YEAR), other.get(Calendar.YEAR));
            Assert.assertEquals(c.get(Calendar.MONTH), other.get(Calendar.MONTH));
            Assert.assertEquals(c.get(Calendar.DATE), other.get(Calendar.DATE));
            Assert.assertEquals(c.get(Calendar.HOUR), other.get(Calendar.HOUR));
            Assert.assertEquals(c.get(Calendar.MINUTE), other.get(Calendar.MINUTE));
            Assert.assertEquals(c.get(Calendar.SECOND), other.get(Calendar.SECOND));
            Assert.assertTrue(c.getTimeZone().hasSameRules(other.getTimeZone()));
            schemas = meta.getSchemasByNamespaceURI(XMPSchemaMediaManagement.NAMESPACE);
            Assert.assertEquals(1, schemas.size());
            XMPSchemaMediaManagement mm = (XMPSchemaMediaManagement) schemas.get(0);
            Assert.assertEquals("17", mm.getSequenceList("xapMM:VersionID").get(0));
        }
    }
    // Now alter the Bibtex entry, write it and do all the checks again
    BibEntry toSet = t1BibtexEntry();
    toSet.setField("author", "Pokemon!");
    XMPUtil.writeXMP(pdfFile, toSet, null, xmpPreferences);
    List<BibEntry> l = XMPUtil.readXMP(pdfFile.getAbsoluteFile(), xmpPreferences);
    Assert.assertEquals(1, l.size());
    BibEntry e = l.get(0);
    assertEqualsBibtexEntry(toSet, e);
    try (PDDocument document = PDDocument.load(pdfFile.getAbsoluteFile())) {
        if (document.isEncrypted()) {
            throw new IOException("Error: Cannot read metadata from encrypted document.");
        }
        PDDocumentCatalog catalog = document.getDocumentCatalog();
        PDMetadata metaRaw = catalog.getMetadata();
        XMPMetadata meta;
        if (metaRaw == null) {
            meta = new XMPMetadata();
        } else {
            meta = new XMPMetadata(XMLUtil.parse(metaRaw.createInputStream()));
        }
        meta.addXMLNSMapping(XMPSchemaBibtex.NAMESPACE, XMPSchemaBibtex.class);
        List<XMPSchema> schemas = meta.getSchemas();
        Assert.assertEquals(4, schemas.size());
        schemas = meta.getSchemasByNamespaceURI(XMPSchemaBibtex.NAMESPACE);
        Assert.assertEquals(1, schemas.size());
        schemas = meta.getSchemasByNamespaceURI(XMPSchemaDublinCore.NAMESPACE);
        Assert.assertEquals(1, schemas.size());
        XMPSchemaDublinCore dc = (XMPSchemaDublinCore) schemas.get(0);
        Assert.assertEquals("application/pdf", dc.getFormat());
        schemas = meta.getSchemasByNamespaceURI(XMPSchemaBasic.NAMESPACE);
        Assert.assertEquals(1, schemas.size());
        XMPSchemaBasic bs = (XMPSchemaBasic) schemas.get(0);
        Assert.assertEquals("Acrobat PDFMaker 7.0.7", bs.getCreatorTool());
        Calendar c = Calendar.getInstance();
        c.clear();
        c.set(Calendar.YEAR, 2006);
        c.set(Calendar.MONTH, 7);
        c.set(Calendar.DATE, 7);
        c.set(Calendar.HOUR, 14);
        c.set(Calendar.MINUTE, 44);
        c.set(Calendar.SECOND, 24);
        c.setTimeZone(TimeZone.getTimeZone("GMT+2"));
        Calendar other = bs.getCreateDate();
        Assert.assertEquals(c.get(Calendar.YEAR), other.get(Calendar.YEAR));
        Assert.assertEquals(c.get(Calendar.MONTH), other.get(Calendar.MONTH));
        Assert.assertEquals(c.get(Calendar.DATE), other.get(Calendar.DATE));
        Assert.assertEquals(c.get(Calendar.HOUR), other.get(Calendar.HOUR));
        Assert.assertEquals(c.get(Calendar.MINUTE), other.get(Calendar.MINUTE));
        Assert.assertEquals(c.get(Calendar.SECOND), other.get(Calendar.SECOND));
        Assert.assertTrue(c.getTimeZone().hasSameRules(other.getTimeZone()));
        schemas = meta.getSchemasByNamespaceURI(XMPSchemaMediaManagement.NAMESPACE);
        Assert.assertEquals(1, schemas.size());
        XMPSchemaMediaManagement mm = (XMPSchemaMediaManagement) schemas.get(0);
        Assert.assertEquals("17", mm.getSequenceList("xapMM:VersionID").get(0));
    }
}

Example 2 with XMPSchemaMediaManagement

use of org.apache.jempbox.xmp.XMPSchemaMediaManagement in project tika by apache.

the class JempboxExtractor method extractXMPMM.

/**
     * Extracts Media Management metadata from XMP.
     *
     * Silently swallows exceptions.
     * @param xmp
     * @param metadata
     */
public static void extractXMPMM(XMPMetadata xmp, Metadata metadata) {
    if (xmp == null) {
        return;
    }
    XMPSchemaMediaManagement mmSchema = null;
    try {
        mmSchema = xmp.getMediaManagementSchema();
    } catch (IOException e) {
        //swallow
        return;
    }
    if (mmSchema != null) {
        addMetadata(metadata, XMPMM.DOCUMENTID, mmSchema.getDocumentID());
        //not currently supported by JempBox...
        //          metadata.set(XMPMM.INSTANCEID, mmSchema.getInstanceID());
        ResourceRef derivedFrom = mmSchema.getDerivedFrom();
        if (derivedFrom != null) {
            try {
                addMetadata(metadata, XMPMM.DERIVED_FROM_DOCUMENTID, derivedFrom.getDocumentID());
            } catch (NullPointerException e) {
            }
            try {
                addMetadata(metadata, XMPMM.DERIVED_FROM_INSTANCEID, derivedFrom.getInstanceID());
            } catch (NullPointerException e) {
            }
        //TODO: not yet supported by XMPBox...extract OriginalDocumentID
        //in DerivedFrom section
        }
        if (mmSchema.getHistory() != null) {
            int eventsAdded = 0;
            for (ResourceEvent stevt : mmSchema.getHistory()) {
                if (eventsAdded >= MAX_EVENT_HISTORY_IN_XMPMM) {
                    break;
                }
                String instanceId = null;
                String action = null;
                Calendar when = null;
                String softwareAgent = null;
                try {
                    instanceId = stevt.getInstanceID();
                    action = stevt.getAction();
                    when = stevt.getWhen();
                    softwareAgent = stevt.getSoftwareAgent();
                //instanceid can throw npe; getWhen can throw IOException
                } catch (NullPointerException | IOException e) {
                //swallow
                }
                if (instanceId != null && instanceId.trim().length() > 0) {
                    //for absent data elements, pass in empty strings so
                    //that parallel arrays will have matching offsets
                    //for absent data
                    action = (action == null) ? "" : action;
                    String dateString = (when == null) ? "" : DateUtils.formatDate(when);
                    softwareAgent = (softwareAgent == null) ? "" : softwareAgent;
                    metadata.add(XMPMM.HISTORY_EVENT_INSTANCEID, instanceId);
                    metadata.add(XMPMM.HISTORY_ACTION, action);
                    metadata.add(XMPMM.HISTORY_WHEN, dateString);
                    metadata.add(XMPMM.HISTORY_SOFTWARE_AGENT, softwareAgent);
                    eventsAdded++;
                }
            }
        }
    }
}