Examples with QuestionItemFull org.olat.modules.qpool.QuestionItemFull used on opensource projects

Example 16 with QuestionItemFull

use of org.olat.modules.qpool.QuestionItemFull in project openolat by klemens.

the class AssessmentTestComposerController method doInsert.

private void doInsert(UserRequest ureq, List<QuestionItemView> items) {
    TreeNode selectedNode = menuTree.getSelectedNode();
    TreeNode sectionNode = getNearestSection(selectedNode);
    boolean allOk = true;
    String firstItemId = null;
    Map<AssessmentItemRef, AssessmentItem> flyingObjects = new HashMap<>();
    try {
        AssessmentSection section = (AssessmentSection) sectionNode.getUserObject();
        for (QuestionItemView item : items) {
            QuestionItemFull qItem = qti21QPoolServiceProvider.getFullQuestionItem(item);
            AssessmentItem assessmentItem = qti21QPoolServiceProvider.exportToQTIEditor(qItem, getLocale(), unzippedDirRoot);
            if (assessmentItem != null) {
                AssessmentItemRef itemRef = doInsert(section, assessmentItem);
                if (firstItemId == null) {
                    firstItemId = itemRef.getIdentifier().toString();
                }
                flyingObjects.put(itemRef, assessmentItem);
                ManifestMetadataBuilder metadata = manifestBuilder.getResourceBuilderByHref(itemRef.getHref().toString());
                metadata.appendMetadataFrom(qItem, assessmentItem, getLocale());
                metadata.setOpenOLATMetadataCopiedAt(new Date());
            } else {
                allOk &= false;
            }
        }
    } catch (IOException | URISyntaxException e) {
        showError("error.import.question");
        logError("", e);
    }
    if (!allOk) {
        showError("error.import.question");
    }
    if (firstItemId != null) {
        // persist metadata
        doSaveAssessmentTest(ureq, flyingObjects);
        doSaveManifest();
        updateTreeModel(false);
        TreeNode newItemNode = menuTree.getTreeModel().getNodeById(firstItemId);
        menuTree.setSelectedNode(newItemNode);
        menuTree.open(newItemNode);
        partEditorFactory(ureq, newItemNode);
    }
}

Example 17 with QuestionItemFull

use of org.olat.modules.qpool.QuestionItemFull in project openolat by klemens.

the class QTIQPoolServiceProvider method exportToQTIEditor.

/**
 * Export to QTI editor an item from the pool. The ident of the item
 * is always regenerated as an UUID.
 * @param qitem
 * @param editorContainer
 * @return
 */
public Item exportToQTIEditor(QuestionItemShort qitem, VFSContainer editorContainer) {
    QTIExportProcessor processor = new QTIExportProcessor(qpoolFileStorage);
    QuestionItemFull fullItem = questionItemDao.loadById(qitem.getKey());
    Element itemEl = processor.exportToQTIEditor(fullItem, editorContainer);
    Item exportedItem = (Item) new ParserManager().parse(itemEl);
    exportedItem.setIdent(QTIEditHelper.generateNewIdent(exportedItem.getIdent()));
    return exportedItem;
}

Example 18 with QuestionItemFull

use of org.olat.modules.qpool.QuestionItemFull in project openolat by klemens.

the class QTIExportProcessor method assembleTest.

/**
 * <li>List all items
 * <li>Rewrite path
 * <li>Assemble qti.xml
 * <li>Write files at new path
 * @param fullItems
 * @param zout
 */
public void assembleTest(List<QuestionItemFull> fullItems, ZipOutputStream zout) {
    ItemsAndMaterials itemAndMaterials = new ItemsAndMaterials();
    for (QuestionItemFull fullItem : fullItems) {
        collectMaterials(fullItem, itemAndMaterials);
    }
    try {
        byte[] buffer = new byte[FileUtils.BSIZE];
        // write qti.xml
        Element sectionEl = createSectionBasedAssessment("Assessment");
        for (Element itemEl : itemAndMaterials.getItemEls()) {
            // generate new ident per item
            String ident = getAttributeValue(itemEl, "ident");
            String exportIdent = QTIEditHelper.generateNewIdent(ident);
            itemEl.addAttribute("ident", exportIdent);
            sectionEl.add(itemEl);
        }
        zout.putNextEntry(new ZipEntry("qti.xml"));
        XMLWriter xw = new XMLWriter(zout, new OutputFormat("  ", true));
        xw.write(sectionEl.getDocument());
        zout.closeEntry();
        // write materials
        for (ItemMaterial material : itemAndMaterials.getMaterials()) {
            String exportPath = material.getExportUri();
            zout.putNextEntry(new ZipEntry(exportPath));
            InputStream in = material.getLeaf().getInputStream();
            int c;
            while ((c = in.read(buffer, 0, buffer.length)) != -1) {
                zout.write(buffer, 0, c);
            }
            IOUtils.closeQuietly(in);
            zout.closeEntry();
        }
    } catch (IOException e) {
        log.error("", e);
    }
}

Example 19 with QuestionItemFull

use of org.olat.modules.qpool.QuestionItemFull in project openolat by klemens.

the class QTIQPoolServiceProvider method assembleTest.

public void assembleTest(List<QuestionItemShort> items, ZipOutputStream zout) {
    List<Long> itemKeys = new ArrayList<>();
    for (QuestionItemShort item : items) {
        itemKeys.add(item.getKey());
    }
    List<QuestionItemFull> fullItems = questionItemDao.loadByIds(itemKeys);
    QTIExportProcessor processor = new QTIExportProcessor(qpoolFileStorage);
    processor.assembleTest(fullItems, zout);
}

Example 20 with QuestionItemFull

use of org.olat.modules.qpool.QuestionItemFull in project openolat by klemens.

the class ExportQItemsZipResource method prepare.

@Override
public void prepare(HttpServletResponse hres) {
    try {
        hres.setCharacterEncoding(encoding);
    } catch (Exception e) {
        log.error("", e);
    }
    String label = "ExportItems";
    String file = StringHelper.transformDisplayNameToFileSystemName(label) + ".zip";
    String encodedFileName = StringHelper.urlEncodeUTF8(file);
    hres.setHeader("Content-Disposition", "attachment; filename*=UTF-8''" + encodedFileName);
    hres.setHeader("Content-Description", encodedFileName);
    try (ZipOutputStream zout = new ZipOutputStream(hres.getOutputStream())) {
        zout.setLevel(9);
        Set<String> names = new HashSet<>();
        QPoolService qpoolService = CoreSpringFactory.getImpl(QPoolService.class);
        for (QuestionItemFull item : items) {
            qpoolService.exportItem(item, zout, locale, names);
        }
    } catch (IOException e) {
        log.error("", e);
    }
}