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

Example 16 with LocalImpl

use of org.olat.core.util.vfs.LocalImpl in project openolat by klemens.

the class FileUploadController method doUpload.

private void doUpload(UserRequest ureq) {
    // check for available space
    if (remainingQuotKB != -1 && (fileEl.getUploadFile().length() / 1024 > remainingQuotKB)) {
        fileEl.setErrorKey("QuotaExceeded", null);
        fileEl.getUploadFile().delete();
        return;
    }
    String fileName = fileEl.getUploadFileName();
    if (metaDataCtr != null && StringHelper.containsNonWhitespace(metaDataCtr.getFilename())) {
        fileName = metaDataCtr.getFilename();
    }
    File uploadedFile = fileEl.getUploadFile();
    if (resizeImg && fileName != null && imageExtPattern.matcher(fileName.toLowerCase()).find() && resizeEl.isSelected(0)) {
        String extension = FileUtils.getFileSuffix(fileName);
        File imageScaled = new File(uploadedFile.getParentFile(), "scaled_" + uploadedFile.getName() + "." + extension);
        if (imageHelper.scaleImage(uploadedFile, extension, imageScaled, 1280, 1280, false) != null) {
            // problem happen, special GIF's (see bug http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6358674)
            // don't try to scale if not all ok
            uploadedFile = imageScaled;
        }
    }
    // check if such a filename does already exist
    existingVFSItem = uploadVFSContainer.resolve(fileName);
    if (existingVFSItem == null) {
        uploadNewFile(ureq, uploadedFile, fileName);
    } else {
        // rename file and ask user what to do
        if (!(existingVFSItem instanceof LocalImpl)) {
            throw new AssertException("Can only LocalImpl VFS items, don't know what to do with file of type::" + existingVFSItem.getClass().getCanonicalName());
        }
        String renamedFilename = VFSManager.rename(uploadVFSContainer, existingVFSItem.getName());
        newFile = uploadVFSContainer.createChildLeaf(renamedFilename);
        // Copy content to tmp file
        boolean success = false;
        try (InputStream in = new FileInputStream(uploadedFile);
            BufferedOutputStream out = new BufferedOutputStream(newFile.getOutputStream(false))) {
            success = FileUtils.copy(in, out);
            uploadedFile.delete();
        } catch (IOException e) {
            success = false;
        }
        if (success) {
            boolean locked = vfsLockManager.isLockedForMe(existingVFSItem, getIdentity(), ureq.getUserSession().getRoles());
            if (locked) {
                // the file is locked and cannot be overwritten
                lockedFileDialog(ureq, renamedFilename);
            } else if (existingVFSItem instanceof Versionable && ((Versionable) existingVFSItem).getVersions().isVersioned()) {
                uploadVersionedFile(ureq, renamedFilename);
            } else {
                askOverwriteOrRename(ureq, renamedFilename);
            }
        } else {
            showError("failed");
            status = FolderCommandStatus.STATUS_FAILED;
            fireEvent(ureq, Event.FAILED_EVENT);
        }
    }
}

Example 17 with LocalImpl

use of org.olat.core.util.vfs.LocalImpl in project openolat by klemens.

the class ZipUtil method zip.

// zip
public static boolean zip(List<VFSItem> vfsFiles, VFSLeaf target, boolean compress) {
    boolean success = true;
    String zname = target.getName();
    if (target instanceof LocalImpl) {
        zname = ((LocalImpl) target).getBasefile().getAbsolutePath();
    }
    OutputStream out = target.getOutputStream(false);
    if (out == null) {
        throw new OLATRuntimeException(ZipUtil.class, "Error getting output stream for file: " + zname, null);
    }
    long s = System.currentTimeMillis();
    ZipOutputStream zipOut = new ZipOutputStream(new BufferedOutputStream(out, FileUtils.BSIZE));
    if (vfsFiles.size() == 0) {
        try {
            zipOut.close();
        } catch (IOException e) {
        // 
        }
        return true;
    }
    zipOut.setLevel(compress ? 9 : 0);
    for (Iterator<VFSItem> iter = vfsFiles.iterator(); success && iter.hasNext(); ) {
        success = addToZip(iter.next(), "", zipOut);
    }
    try {
        zipOut.flush();
        zipOut.close();
        log.info("zipped (" + (compress ? "compress" : "store") + ") " + zname + " t=" + Long.toString(System.currentTimeMillis() - s));
    } catch (IOException e) {
        throw new OLATRuntimeException(ZipUtil.class, "I/O error closing file: " + zname, null);
    }
    return success;
}

Example 18 with LocalImpl

use of org.olat.core.util.vfs.LocalImpl in project openolat by klemens.

the class QTI21QPoolServiceProvider method createItem.

public QuestionItem createItem(Identity identity, QTI21QuestionType type, String title, Locale locale) {
    AssessmentItemBuilder itemBuilder = null;
    Translator translator = Util.createPackageTranslator(AssessmentTestComposerController.class, locale);
    switch(type) {
        case sc:
            itemBuilder = new SingleChoiceAssessmentItemBuilder(translator.translate("new.sc"), translator.translate("new.answer"), qtiService.qtiSerializer());
            break;
        case mc:
            itemBuilder = new MultipleChoiceAssessmentItemBuilder(translator.translate("new.mc"), translator.translate("new.answer"), qtiService.qtiSerializer());
            break;
        case kprim:
            itemBuilder = new KPrimAssessmentItemBuilder(translator.translate("new.kprim"), translator.translate("new.answer"), qtiService.qtiSerializer());
            break;
        case match:
            itemBuilder = new MatchAssessmentItemBuilder(translator.translate("new.match"), QTI21Constants.CSS_MATCH_MATRIX, qtiService.qtiSerializer());
            break;
        case matchdraganddrop:
            itemBuilder = new MatchAssessmentItemBuilder(translator.translate("new.match"), QTI21Constants.CSS_MATCH_DRAG_AND_DROP, qtiService.qtiSerializer());
            break;
        case matchtruefalse:
            itemBuilder = new MatchAssessmentItemBuilder(translator.translate("new.match"), QTI21Constants.CSS_MATCH_TRUE_FALSE, translator.translate("match.unanswered"), translator.translate("match.true"), translator.translate("match.false"), qtiService.qtiSerializer());
            break;
        case fib:
            itemBuilder = new FIBAssessmentItemBuilder(translator.translate("new.fib"), EntryType.text, qtiService.qtiSerializer());
            break;
        case numerical:
            itemBuilder = new FIBAssessmentItemBuilder(translator.translate("new.fib.numerical"), EntryType.numerical, qtiService.qtiSerializer());
            break;
        case essay:
            itemBuilder = new EssayAssessmentItemBuilder(translator.translate("new.essay"), qtiService.qtiSerializer());
            break;
        case upload:
            itemBuilder = new UploadAssessmentItemBuilder(translator.translate("new.upload"), qtiService.qtiSerializer());
            break;
        case drawing:
            itemBuilder = new DrawingAssessmentItemBuilder(translator.translate("new.drawing"), qtiService.qtiSerializer());
            break;
        case hotspot:
            itemBuilder = new HotspotAssessmentItemBuilder(translator.translate("new.hotspot"), qtiService.qtiSerializer());
            break;
        case hottext:
            itemBuilder = new HottextAssessmentItemBuilder(translator.translate("new.hottext"), translator.translate("new.hottext.start"), translator.translate("new.hottext.text"), qtiService.qtiSerializer());
            break;
        default:
            return null;
    }
    AssessmentItem assessmentItem = itemBuilder.getAssessmentItem();
    assessmentItem.setLabel(title);
    assessmentItem.setTitle(title);
    AssessmentItemMetadata itemMetadata = new AssessmentItemMetadata();
    itemMetadata.setQuestionType(type);
    QTI21ImportProcessor processor = new QTI21ImportProcessor(identity, locale);
    QuestionItemImpl qitem = processor.processItem(assessmentItem, "", null, "OpenOLAT", Settings.getVersion(), itemMetadata);
    VFSContainer baseDir = qpoolFileStorage.getContainer(qitem.getDirectory());
    VFSLeaf leaf = baseDir.createChildLeaf(qitem.getRootFilename());
    File itemFile = ((LocalImpl) leaf).getBasefile();
    qtiService.persistAssessmentObject(itemFile, assessmentItem);
    // create imsmanifest
    ManifestBuilder manifest = ManifestBuilder.createAssessmentItemBuilder();
    manifest.appendAssessmentItem(itemFile.getName());
    manifest.write(new File(itemFile.getParentFile(), "imsmanifest.xml"));
    return qitem;
}