Examples with IMSEntityResolver org.olat.ims.resources.IMSEntityResolver used on opensource projects

Example 6 with IMSEntityResolver

use of org.olat.ims.resources.IMSEntityResolver in project OpenOLAT by OpenOLAT.

the class CPManifestTreeModel method loadDocument.

private Document loadDocument(String documentStr) throws IOException {
    InputStream in = null;
    Document doc = null;
    try {
        in = new ByteArrayInputStream(documentStr.getBytes());
        XMLParser xmlParser = new XMLParser(new IMSEntityResolver());
        doc = xmlParser.parse(in, false);
        in.close();
    } catch (IOException e) {
        throw e;
    } catch (Exception e) {
        throw new IOException("could not read and parse from string " + documentStr, e);
    } finally {
        IOUtils.closeQuietly(in);
    }
    return doc;
}

Example 7 with IMSEntityResolver

use of org.olat.ims.resources.IMSEntityResolver in project OpenOLAT by OpenOLAT.

the class QTIEditHelper method readItemXml.

public static Item readItemXml(VFSLeaf leaf) {
    Document doc = null;
    try {
        InputStream is = leaf.getInputStream();
        XMLParser xmlParser = new XMLParser(new IMSEntityResolver());
        doc = xmlParser.parse(is, false);
        Element item = (Element) doc.selectSingleNode("questestinterop/item");
        ParserManager parser = new ParserManager();
        Item qtiItem = (Item) parser.parse(item);
        is.close();
        return qtiItem;
    } catch (Exception e) {
        log.error("", e);
        return null;
    }
}

Example 8 with IMSEntityResolver

use of org.olat.ims.resources.IMSEntityResolver in project OpenOLAT by OpenOLAT.

the class QTIImportProcessorTest method testImport_QTI12_multipleItems.

@Test
public void testImport_QTI12_multipleItems() throws IOException, URISyntaxException {
    URL itemsUrl = QTIImportProcessorTest.class.getResource("multiple_items.zip");
    Assert.assertNotNull(itemsUrl);
    File itemFile = new File(itemsUrl.toURI());
    // get the document informations
    QTIImportProcessor proc = new QTIImportProcessor(owner, Locale.ENGLISH, itemFile.getName(), itemFile);
    List<QuestionItem> items = proc.process();
    Assert.assertNotNull(items);
    Assert.assertEquals(2, items.size());
    dbInstance.commitAndCloseSession();
    // check the files
    for (QuestionItem item : items) {
        QuestionItemFull itemFull = (QuestionItemFull) item;
        String dir = itemFull.getDirectory();
        String file = itemFull.getRootFilename();
        VFSContainer itemContainer = qpoolFileStorage.getContainer(dir);
        Assert.assertNotNull(itemContainer);
        VFSItem itemLeaf = itemContainer.resolve(file);
        Assert.assertNotNull(itemLeaf);
        Assert.assertTrue(itemLeaf instanceof VFSLeaf);
        // try to parse it
        InputStream is = ((VFSLeaf) itemLeaf).getInputStream();
        XMLParser xmlParser = new XMLParser(new IMSEntityResolver());
        Document doc = xmlParser.parse(is, false);
        Node itemNode = doc.selectSingleNode("questestinterop/item");
        Assert.assertNotNull(itemNode);
        // check the attachments
        if ("Export (blue)".equals(itemFull.getTitle())) {
            Assert.assertTrue(exists(itemFull, "media/blue.png"));
            Assert.assertFalse(exists(itemFull, "media/purple.png"));
        } else if ("Export (purple)".equals(itemFull.getTitle())) {
            Assert.assertFalse(exists(itemFull, "media/blue.png"));
            Assert.assertTrue(exists(itemFull, "media/purple.png"));
        } else {
            Assert.fail();
        }
    }
}

Example 9 with IMSEntityResolver

use of org.olat.ims.resources.IMSEntityResolver in project OpenOLAT by OpenOLAT.

the class QTIStatisticsManagerLargeTest method getItemObjectList.

@SuppressWarnings("rawtypes")
private void getItemObjectList() {
    InputStream in = QTIStatisticsManagerLargeTest.class.getResourceAsStream("qti.xml");
    XMLParser xmlParser = new XMLParser(new IMSEntityResolver());
    Document doc = xmlParser.parse(in, false);
    Element root = doc.getRootElement();
    List items = root.selectNodes("//item");
    itemObjects = new ArrayList<QTIItemObject>();
    for (Iterator iter = items.iterator(); iter.hasNext(); ) {
        Element el_item = (Element) iter.next();
        if (el_item.selectNodes(".//response_lid").size() > 0) {
            itemObjects.add(new ItemWithResponseLid(el_item));
        } else if (el_item.selectNodes(".//response_str").size() > 0) {
            itemObjects.add(new ItemWithResponseStr(el_item));
        }
    }
}

Example 10 with IMSEntityResolver

use of org.olat.ims.resources.IMSEntityResolver in project OpenOLAT by OpenOLAT.

the class QTI21QPoolServiceProvider method extractTextContent.

@Override
public String extractTextContent(QuestionItemFull item) {
    String content = null;
    if (item.getRootFilename() != null) {
        String dir = item.getDirectory();
        VFSContainer container = qpoolFileStorage.getContainer(dir);
        VFSItem file = container.resolve(item.getRootFilename());
        if (file instanceof VFSLeaf) {
            VFSLeaf leaf = (VFSLeaf) file;
            if (leaf.getSize() <= 0l) {
                return "";
            }
            QTI21SAXHandler handler = new QTI21SAXHandler();
            try (InputStream is = leaf.getInputStream()) {
                XMLReader parser = XMLReaderFactory.createXMLReader();
                parser.setContentHandler(handler);
                parser.setEntityResolver(new IMSEntityResolver());
                parser.setFeature("http://xml.org/sax/features/validation", false);
                parser.parse(new InputSource(is));
            } catch (Exception e) {
                log.error("Cannot read the XML file of the question item: " + leaf, e);
            }
            return handler.toString();
        }
    }
    return content;
}