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

Example 1 with IMSEntityResolver

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

the class QTIQPoolServiceProvider 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;
            InputStream is = leaf.getInputStream();
            QTI12SAXHandler handler = new QTI12SAXHandler();
            try {
                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("", e);
            } finally {
                FileUtils.closeSafely(is);
            }
            return handler.toString();
        }
    }
    return content;
}

Example 2 with IMSEntityResolver

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

the class ItemFileResourceValidator method readDocument.

private Document readDocument(InputStream in) {
    try {
        SAXReader reader = new SAXReader();
        reader.setEntityResolver(new IMSEntityResolver());
        reader.setValidation(false);
        return reader.read(in, "");
    } catch (Exception e) {
        return null;
    }
}

Example 3 with IMSEntityResolver

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

the class QTIExportProcessor method readItemXml.

private Element 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");
        is.close();
        return item;
    } catch (Exception e) {
        log.error("", e);
        return null;
    }
}

Example 4 with IMSEntityResolver

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

the class ScormCPManifestTreeModel method loadDocument.

private Document loadDocument(File documentF) {
    FileInputStream in = null;
    BufferedInputStream bis = null;
    Document doc = null;
    try {
        in = new FileInputStream(documentF);
        bis = new BufferedInputStream(in);
        XMLParser xmlParser = new XMLParser(new IMSEntityResolver());
        doc = xmlParser.parse(bis, false);
    } catch (IOException e) {
        throw new OLATRuntimeException(ScormCPManifestTreeModel.class, "could not read and parse from file " + documentF.getAbsolutePath(), e);
    } finally {
        try {
            if (in != null)
                in.close();
            if (bis != null)
                bis.close();
        } catch (Exception e) {
        // we did our best to close the inputStream
        }
    }
    return doc;
}

Example 5 with IMSEntityResolver

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

the class FilePersister method retreiveResultsReporting.

/**
 * Retreive results for this user/aiid
 *
 * @param type The type of results
 * @return
 */
public static Document retreiveResultsReporting(Identity subj, String type, long aiid) {
    File fUserdataRoot = new File(WebappHelper.getUserDataRoot());
    String path = RES_REPORTING + File.separator + subj.getName() + File.separator + type + File.separator + aiid + ".xml";
    File fDoc = new File(fUserdataRoot, path);
    Document doc = null;
    try {
        InputStream is = new FileInputStream(fDoc);
        BufferedInputStream bis = new BufferedInputStream(is);
        XMLParser xmlParser = new XMLParser(new IMSEntityResolver());
        doc = xmlParser.parse(bis, false);
        is.close();
        bis.close();
    } catch (Exception e) {
        throw new OLATRuntimeException(FilePersister.class, "Error retrieving results reporting for subject: '" + subj.getName() + "'; assessment id: '" + aiid + "'", e);
    }
    return doc;
}