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

Example 1 with XMPSchema

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

the class XMPUtil method readXMP.

/**
     * Try to read the given BibTexEntry from the XMP-stream of the given
     * inputstream containing a PDF-file.
     *
     * @param inputStream The inputstream to read from.
     * @return list of BibEntries retrieved from the stream. May be empty, but never null
     * @throws IOException Throws an IOException if the file cannot be read, so the user than remove a lock or cancel
     *                     the operation.
     */
public static List<BibEntry> readXMP(InputStream inputStream, XMPPreferences xmpPreferences) throws IOException {
    List<BibEntry> result = new LinkedList<>();
    try (PDDocument document = loadWithAutomaticDecryption(inputStream)) {
        Optional<XMPMetadata> meta = XMPUtil.getXMPMetadata(document);
        if (meta.isPresent()) {
            List<XMPSchema> schemas = meta.get().getSchemasByNamespaceURI(XMPSchemaBibtex.NAMESPACE);
            for (XMPSchema schema : schemas) {
                XMPSchemaBibtex bib = (XMPSchemaBibtex) schema;
                BibEntry entry = bib.getBibtexEntry();
                if (entry.getType() == null) {
                    entry.setType(BibEntry.DEFAULT_TYPE);
                }
                result.add(entry);
            }
            // If we did not find anything have a look if a Dublin Core exists
            if (result.isEmpty()) {
                schemas = meta.get().getSchemasByNamespaceURI(XMPSchemaDublinCore.NAMESPACE);
                for (XMPSchema schema : schemas) {
                    XMPSchemaDublinCore dc = (XMPSchemaDublinCore) schema;
                    Optional<BibEntry> entry = XMPUtil.getBibtexEntryFromDublinCore(dc, xmpPreferences);
                    if (entry.isPresent()) {
                        if (entry.get().getType() == null) {
                            entry.get().setType(BibEntry.DEFAULT_TYPE);
                        }
                        result.add(entry.get());
                    }
                }
            }
        }
        if (result.isEmpty()) {
            // If we did not find any XMP metadata, search for non XMP metadata
            PDDocumentInformation documentInformation = document.getDocumentInformation();
            Optional<BibEntry> entry = XMPUtil.getBibtexEntryFromDocumentInformation(documentInformation);
            entry.ifPresent(result::add);
        }
    }
    // return empty list, if no metadata was found
    if (result.isEmpty()) {
        return Collections.emptyList();
    }
    return result;
}

Example 2 with XMPSchema

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

the class XMPUtilTest method testReadWriteDC.

@Test
public void testReadWriteDC() throws IOException, TransformerException {
    List<BibEntry> l = new LinkedList<>();
    l.add(t3BibtexEntry());
    XMPUtil.writeXMP(pdfFile, l, null, true, xmpPreferences);
    try (PDDocument document = PDDocument.load(pdfFile.getAbsoluteFile())) {
        if (document.isEncrypted()) {
            Assert.fail("Cannot add metadata to encrypted document.");
        }
        Assert.assertEquals("Kelly Clarkson and Ozzy Osbourne", document.getDocumentInformation().getAuthor());
        Assert.assertEquals("Hypersonic ultra-sound", document.getDocumentInformation().getTitle());
        Assert.assertEquals("Huey Duck and Dewey Duck and Louie Duck", document.getDocumentInformation().getCustomMetadataValue("bibtex/editor"));
        Assert.assertEquals("Clarkson06", document.getDocumentInformation().getCustomMetadataValue("bibtex/bibtexkey"));
        Assert.assertEquals("peanut, butter, jelly", document.getDocumentInformation().getKeywords());
        assertEqualsBibtexEntry(t3BibtexEntry(), XMPUtil.getBibtexEntryFromDocumentInformation(document.getDocumentInformation()).get());
        PDDocumentCatalog catalog = document.getDocumentCatalog();
        PDMetadata metaRaw = catalog.getMetadata();
        if (metaRaw == null) {
            Assert.fail();
            return;
        }
        XMPMetadata meta = new XMPMetadata(XMLUtil.parse(metaRaw.createInputStream()));
        meta.addXMLNSMapping(XMPSchemaBibtex.NAMESPACE, XMPSchemaBibtex.class);
        // Check Dublin Core
        List<XMPSchema> schemas = meta.getSchemasByNamespaceURI("http://purl.org/dc/elements/1.1/");
        Assert.assertEquals(1, schemas.size());
        XMPSchemaDublinCore dcSchema = (XMPSchemaDublinCore) schemas.iterator().next();
        Assert.assertNotNull(dcSchema);
        Assert.assertEquals("Hypersonic ultra-sound", dcSchema.getTitle());
        Assert.assertEquals("1982-07", dcSchema.getSequenceList("dc:date").get(0));
        Assert.assertEquals("Kelly Clarkson", dcSchema.getCreators().get(0));
        Assert.assertEquals("Ozzy Osbourne", dcSchema.getCreators().get(1));
        Assert.assertEquals("Huey Duck", dcSchema.getContributors().get(0));
        Assert.assertEquals("Dewey Duck", dcSchema.getContributors().get(1));
        Assert.assertEquals("Louie Duck", dcSchema.getContributors().get(2));
        Assert.assertEquals("InProceedings".toLowerCase(), dcSchema.getTypes().get(0).toLowerCase());
        Assert.assertTrue(dcSchema.getRelationships().contains("bibtex/bibtexkey/Clarkson06"));
        Assert.assertEquals("peanut", dcSchema.getSubjects().get(0));
        Assert.assertEquals("butter", dcSchema.getSubjects().get(1));
        Assert.assertEquals("jelly", dcSchema.getSubjects().get(2));
        /**
             * Bibtexkey, Journal, pdf, booktitle
             */
        Assert.assertEquals(4, dcSchema.getRelationships().size());
        assertEqualsBibtexEntry(t3BibtexEntry(), XMPUtil.getBibtexEntryFromDublinCore(dcSchema, xmpPreferences).get());
    }
}

Example 3 with XMPSchema

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

the class XMPUtilTest method testResolveStrings2.

/**
     * A better testcase for resolveStrings. Makes sure that also the document information and dublin core are written
     * correctly.
     * <p/>
     * Data was contributed by Philip K.F. Hölzenspies (p.k.f.holzenspies [at] utwente.nl).
     *
     * @throws IOException
     * @throws TransformerException
     */
@Test
public void testResolveStrings2() throws IOException, TransformerException {
    try (BufferedReader fr = Files.newBufferedReader(Paths.get("src/test/resources/org/jabref/util/twente.bib"), StandardCharsets.UTF_8)) {
        ParserResult result = new BibtexParser(importFormatPreferences).parse(fr);
        Assert.assertEquals("Arvind", result.getDatabase().resolveForStrings("#Arvind#"));
        AuthorList originalAuthors = AuthorList.parse("Patterson, David and Arvind and Asanov\\'\\i{}c, Krste and Chiou, Derek and Hoe, James and Kozyrakis, Christos and Lu, S{hih-Lien} and Oskin, Mark and Rabaey, Jan and Wawrzynek, John");
        try {
            XMPUtil.writeXMP(pdfFile, result.getDatabase().getEntryByKey("Patterson06").get(), result.getDatabase(), xmpPreferences);
            // Test whether we the main function can load the bibtex correctly
            BibEntry b = XMPUtil.readXMP(pdfFile, xmpPreferences).get(0);
            Assert.assertNotNull(b);
            Assert.assertEquals(originalAuthors, AuthorList.parse(b.getField("author").get()));
            // Next check from Document Information
            try (PDDocument document = PDDocument.load(pdfFile.getAbsoluteFile())) {
                Assert.assertEquals(originalAuthors, AuthorList.parse(document.getDocumentInformation().getAuthor()));
                b = XMPUtil.getBibtexEntryFromDocumentInformation(document.getDocumentInformation()).get();
                Assert.assertEquals(originalAuthors, AuthorList.parse(b.getField("author").get()));
                // Now check from Dublin Core
                PDDocumentCatalog catalog = document.getDocumentCatalog();
                PDMetadata metaRaw = catalog.getMetadata();
                if (metaRaw == null) {
                    Assert.fail();
                    // To avoid warnings
                    return;
                }
                XMPMetadata meta = new XMPMetadata(XMLUtil.parse(metaRaw.createInputStream()));
                meta.addXMLNSMapping(XMPSchemaBibtex.NAMESPACE, XMPSchemaBibtex.class);
                List<XMPSchema> schemas = meta.getSchemasByNamespaceURI("http://purl.org/dc/elements/1.1/");
                Assert.assertEquals(1, schemas.size());
                XMPSchemaDublinCore dcSchema = (XMPSchemaDublinCore) schemas.iterator().next();
                Assert.assertNotNull(dcSchema);
                Assert.assertEquals("David Patterson", dcSchema.getCreators().get(0));
                Assert.assertEquals("Arvind", dcSchema.getCreators().get(1));
                Assert.assertEquals("Krste Asanov\\'\\i{}c", dcSchema.getCreators().get(2));
                b = XMPUtil.getBibtexEntryFromDublinCore(dcSchema, xmpPreferences).get();
                Assert.assertNotNull(b);
                Assert.assertEquals(originalAuthors, AuthorList.parse(b.getField("author").get()));
            }
        } finally {
            if (!pdfFile.delete()) {
                System.err.println("Cannot delete temporary file");
            }
        }
    }
}

Example 4 with XMPSchema

use of org.apache.jempbox.xmp.XMPSchema 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 5 with XMPSchema

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

the class XMPUtilTest method testReadRawXMP.

@Test
public void testReadRawXMP() throws IOException, TransformerException {
    ParserResult result = BibtexParser.parse(new StringReader("@article{canh05," + "  author = {Crowston, K. and Annabi, H. and Howison, J. and Masango, C.},\n" + "  title = {Effective work practices for floss development: A model and propositions},\n" + "  booktitle = {Hawaii International Conference On System Sciences (HICSS)},\n" + "  year = {2005},\n" + "  owner = {oezbek},\n" + "  timestamp = {2006.05.29},\n" + "  url = {http://james.howison.name/publications.html}}"), importFormatPreferences);
    Collection<BibEntry> c = result.getDatabase().getEntries();
    Assert.assertEquals(1, c.size());
    BibEntry e = c.iterator().next();
    XMPUtil.writeXMP(pdfFile, e, null, xmpPreferences);
    Optional<XMPMetadata> metadata = XMPUtil.readRawXMP(pdfFile);
    Assert.assertTrue(metadata.isPresent());
    List<XMPSchema> schemas = metadata.get().getSchemas();
    Assert.assertEquals(2, schemas.size());
    schemas = metadata.get().getSchemasByNamespaceURI(XMPSchemaBibtex.NAMESPACE);
    Assert.assertEquals(1, schemas.size());
    XMPSchemaBibtex bib = (XMPSchemaBibtex) schemas.get(0);
    List<String> authors = bib.getSequenceList("author");
    Assert.assertEquals(4, authors.size());
    Assert.assertEquals("K. Crowston", authors.get(0));
    Assert.assertEquals("H. Annabi", authors.get(1));
    Assert.assertEquals("J. Howison", authors.get(2));
    Assert.assertEquals("C. Masango", authors.get(3));
    Assert.assertEquals("article", bib.getTextProperty("entrytype"));
    Assert.assertEquals("Effective work practices for floss development: A model and propositions", bib.getTextProperty("title"));
    Assert.assertEquals("Hawaii International Conference On System Sciences (HICSS)", bib.getTextProperty("booktitle"));
    Assert.assertEquals("2005", bib.getTextProperty("year"));
    Assert.assertEquals("oezbek", bib.getTextProperty("owner"));
    Assert.assertEquals("http://james.howison.name/publications.html", bib.getTextProperty("url"));
}