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

Example 26 with VFSMediaResource

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

the class IFrameDeliveryMapper method deliverFile.

protected MediaResource deliverFile(HttpServletRequest httpRequest, String path, boolean isPopUp) {
    MediaResource mr;
    VFSLeaf vfsLeaf = null;
    VFSItem vfsItem = null;
    // if directory gets renamed root becomes null
    if (rootDir == null) {
        return new NotFoundMediaResource();
    } else {
        vfsItem = rootDir.resolve(path);
    }
    // only files are allowed, but somehow it happened that folders showed up here
    if (vfsItem instanceof VFSLeaf) {
        vfsLeaf = (VFSLeaf) rootDir.resolve(path);
    } else {
        mr = new NotFoundMediaResource();
    }
    if (vfsLeaf == null) {
        mr = new NotFoundMediaResource();
    } else {
        // and accept positions of this string at length-3 or length-4
        if (path.toLowerCase().lastIndexOf(FILE_SUFFIX_HTM) >= (path.length() - 4)) {
            // set the http content-type and the encoding
            Page page = loadPageWithGuess(vfsLeaf);
            String pageEncoding = page.getEncoding();
            if (page.isUseLoadedPageString()) {
                mr = prepareMediaResource(httpRequest, page.getPage(), pageEncoding, page.getContentType(), isPopUp);
            } else {
                // found a new charset other than iso-8859-1, load string with proper encoding
                String content = FileUtils.load(vfsLeaf.getInputStream(), pageEncoding);
                mr = prepareMediaResource(httpRequest, content, pageEncoding, page.getContentType(), isPopUp);
            }
            if (contentEncoding == null) {
                contentEncoding = pageEncoding;
            }
        } else if (path.endsWith(FILE_SUFFIX_JS)) {
            // a javascript library
            VFSMediaResource vmr = new VFSMediaResource(vfsLeaf);
            // that loads the .js file
            if (jsEncoding != null) {
                vmr.setEncoding(jsEncoding);
            } else if (contentEncoding != null) {
                vmr.setEncoding(contentEncoding);
            }
            mr = vmr;
        } else {
            // binary data: not .html, not .htm, not .js -> treated as is
            VFSMediaResource vmr = new VFSMediaResource(vfsLeaf);
            String filename = vfsLeaf.getName();
            // This is to prevent the login prompt in Excel, Word and PowerPoint
            if (filename.endsWith(".xlsx") || filename.endsWith(".pptx") || filename.endsWith(".docx")) {
                vmr.setDownloadable(true);
            }
            mr = vmr;
        }
    }
    return mr;
}

Example 27 with VFSMediaResource

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

the class CertificateDispatcher method execute.

@Override
public void execute(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    String uriPrefix = DispatcherModule.getLegacyUriPrefix(request);
    final String origUri = request.getRequestURI();
    String uuid = origUri.substring(uriPrefix.length());
    int indexSuffix = uuid.indexOf('/');
    if (indexSuffix > 0) {
        uuid = uuid.substring(0, indexSuffix);
    }
    MediaResource resource;
    Certificate certificate = certificatesManager.getCertificateByUuid(uuid);
    if (certificate == null) {
        resource = new NotFoundMediaResource();
    } else {
        VFSLeaf certificateFile = certificatesManager.getCertificateLeaf(certificate);
        resource = new VFSMediaResource(certificateFile);
    }
    ServletUtil.serveResource(request, response, resource);
}

Example 28 with VFSMediaResource

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

the class DialogElementListController method doFileDelivery.

/**
 * deliver the selected file and show in a popup
 *
 * @param ureq
 * @param command
 */
private void doFileDelivery(UserRequest ureq, DialogElement element) {
    VFSContainer forumContainer = dialogElementsManager.getDialogContainer(element);
    List<VFSItem> items = forumContainer.getItems(new VFSLeafFilter());
    if (items.size() > 0 && items.get(0) instanceof VFSLeaf) {
        VFSLeaf vl = (VFSLeaf) items.get(0);
        ureq.getDispatchResult().setResultingMediaResource(new VFSMediaResource(vl));
        ThreadLocalUserActivityLogger.log(CourseLoggingAction.DIALOG_ELEMENT_FILE_DOWNLOADED, getClass(), LoggingResourceable.wrapBCFile(vl.getName()));
    } else {
        logError("No file to discuss: " + forumContainer, null);
    }
}

Example 29 with VFSMediaResource

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

the class TaskController method doFileDelivery.

/**
 * deliver the selected file and show in a popup
 *	 tableController*
 * @param ureq
 * @param command
 */
private boolean doFileDelivery(UserRequest ureq, String taskFile) {
    OlatRootFolderImpl forumContainer = new OlatRootFolderImpl(TACourseNode.getTaskFolderPathRelToFolderRoot(courseEnv, node), null);
    VFSItem item = forumContainer.resolve(taskFile);
    if (item instanceof VFSLeaf) {
        VFSLeaf leaf = (VFSLeaf) item;
        ureq.getDispatchResult().setResultingMediaResource(new VFSMediaResource(leaf));
        return true;
    } else if (item == null) {
        log.warn("Can not cast to VFSLeaf. item==null, taskFile=" + taskFile);
        return false;
    } else {
        log.warn("Can not cast to VFSLeaf. item.class.name=" + item.getClass().getName() + ", taskFile=" + taskFile);
        return false;
    }
}

Example 30 with VFSMediaResource

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

the class HtmlStaticMapper method handle.

public MediaResource handle(String relPath, HttpServletRequest request) {
    if (log.isDebug())
        log.debug("CPComponent Mapper relPath=" + relPath);
    VFSItem currentItem = mapperRootContainer.resolve(relPath);
    if (currentItem == null || (currentItem instanceof VFSContainer)) {
        return new NotFoundMediaResource();
    }
    VFSMediaResource vmr = new VFSMediaResource((VFSLeaf) currentItem);
    String encoding = SimpleHtmlParser.extractHTMLCharset(((VFSLeaf) currentItem));
    if (log.isDebug())
        log.debug("CPComponent Mapper set encoding=" + encoding);
    // 
    vmr.setEncoding(encoding);
    return vmr;
}