Examples with VFSContainer org.olat.core.util.vfs.VFSContainer used on opensource projects

Example 61 with VFSContainer

use of org.olat.core.util.vfs.VFSContainer in project OpenOLAT by OpenOLAT.

the class QTIQPoolServiceProvider method importBeecomItem.

public QuestionItemImpl importBeecomItem(Identity owner, ItemAndMetadata itemAndMetadata, VFSContainer sourceDir, Locale defaultLocale) {
    QTIImportProcessor processor = new QTIImportProcessor(owner, defaultLocale);
    String editor = null;
    String editorVersion = null;
    Item item = itemAndMetadata.getItem();
    if (!item.isAlient()) {
        editor = "OpenOLAT";
        editorVersion = Settings.getVersion();
    }
    Document doc = QTIEditHelper.itemToXml(item);
    Element itemEl = (Element) doc.selectSingleNode("questestinterop/item");
    QuestionItemImpl qitem = processor.processItem(itemEl, "", null, editor, editorVersion, null, itemAndMetadata);
    // save to file System
    VFSContainer baseDir = qpoolFileStorage.getContainer(qitem.getDirectory());
    VFSLeaf leaf = baseDir.createChildLeaf(qitem.getRootFilename());
    QTIEditHelper.serialiazeDoc(doc, leaf);
    if (sourceDir != null) {
        List<String> materials = processor.getMaterials(itemEl);
        // copy materials
        for (String material : materials) {
            VFSItem sourceItem = sourceDir.resolve(material);
            if (sourceItem instanceof VFSLeaf) {
                VFSLeaf targetItem = baseDir.createChildLeaf(material);
                VFSManager.copyContent((VFSLeaf) sourceItem, targetItem);
            }
        }
    }
    return qitem;
}

Example 62 with VFSContainer

use of org.olat.core.util.vfs.VFSContainer 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 63 with VFSContainer

use of org.olat.core.util.vfs.VFSContainer in project OpenOLAT by OpenOLAT.

the class QTIQPoolServiceProvider method exportToEditorPackage.

public void exportToEditorPackage(QTIEditorPackageImpl editorPackage, List<QuestionItemShort> items, boolean newTest) {
    VFSContainer editorContainer = editorPackage.getBaseDir();
    List<Long> itemKeys = toKeys(items);
    List<QuestionItemFull> fullItems = questionItemDao.loadByIds(itemKeys);
    Section section = editorPackage.getQTIDocument().getAssessment().getSections().get(0);
    if (newTest) {
        // remove autogenerated question
        section.getItems().clear();
    }
    QTIExportProcessor processor = new QTIExportProcessor(qpoolFileStorage);
    for (QuestionItemFull fullItem : fullItems) {
        Element itemEl = processor.exportToQTIEditor(fullItem, editorContainer);
        Item item = (Item) new ParserManager().parse(itemEl);
        item.setIdent(QTIEditHelper.generateNewIdent(item.getIdent()));
        section.getItems().add(item);
    }
}

Example 64 with VFSContainer

use of org.olat.core.util.vfs.VFSContainer in project OpenOLAT by OpenOLAT.

the class QTIQPoolServiceProvider method createItem.

public QuestionItem createItem(Identity owner, QTI12ItemFactory.Type type, String title, Locale defaultLocale) {
    Translator trans = Util.createPackageTranslator(QTIEditorMainController.class, defaultLocale);
    Item item;
    switch(type) {
        case sc:
            item = QTIEditHelper.createSCItem(trans);
            break;
        case mc:
            item = QTIEditHelper.createMCItem(trans);
            break;
        case kprim:
            item = QTIEditHelper.createKPRIMItem(trans);
            break;
        case fib:
            item = QTIEditHelper.createFIBItem(trans);
            break;
        case essay:
            item = QTIEditHelper.createEssayItem(trans);
            break;
        default:
            return null;
    }
    item.setLabel(title);
    item.setTitle(title);
    QTIImportProcessor processor = new QTIImportProcessor(owner, defaultLocale);
    Document doc = QTIEditHelper.itemToXml(item);
    Element itemEl = (Element) doc.selectSingleNode("questestinterop/item");
    QuestionItemImpl qitem = processor.processItem(itemEl, "", null, "OpenOLAT", Settings.getVersion(), null, null);
    // save to file System
    VFSContainer baseDir = qpoolFileStorage.getContainer(qitem.getDirectory());
    VFSLeaf leaf = baseDir.createChildLeaf(qitem.getRootFilename());
    QTIEditHelper.serialiazeDoc(doc, leaf);
    return qitem;
}

Example 65 with VFSContainer

use of org.olat.core.util.vfs.VFSContainer in project OpenOLAT by OpenOLAT.

the class QTIImportProcessor method processItemFiles.

/**
 * Process the file of an item's package
 * @param item
 * @param itemInfos
 */
protected void processItemFiles(QuestionItemImpl item, DocInfos docInfos) {
    // a package with an item
    String dir = item.getDirectory();
    String rootFilename = item.getRootFilename();
    VFSContainer container = qpoolFileStorage.getContainer(dir);
    if (docInfos != null && docInfos.getRoot() != null) {
        try {
            Path destDir = ((LocalImpl) container).getBasefile().toPath();
            // unzip to container
            Path path = docInfos.getRoot();
            Files.walkFileTree(path, new CopyVisitor(path, destDir, new YesMatcher()));
        } catch (IOException e) {
            log.error("", e);
        }
    } else if (importedFilename.toLowerCase().endsWith(".zip")) {
        ZipUtil.unzipStrict(importedFile, container);
    } else {
        VFSLeaf endFile = container.createChildLeaf(rootFilename);
        OutputStream out = null;
        FileInputStream in = null;
        try {
            out = endFile.getOutputStream(false);
            in = new FileInputStream(importedFile);
            IOUtils.copy(in, out);
        } catch (IOException e) {
            log.error("", e);
        } finally {
            IOUtils.closeQuietly(out);
            IOUtils.closeQuietly(in);
        }
    }
}