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

Example 46 with VFSMediaResource

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

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 47 with VFSMediaResource

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

the class CPDisplayController method switchToPage.

public void switchToPage(UserRequest ureq, TreeNode tn) {
    String identifierRes = (String) tn.getUserObject();
    OLATResourceable ores = OresHelper.createOLATResourceableInstanceWithoutCheck("path=" + identifierRes, 0l);
    addToHistory(ureq, ores, null);
    // security check
    if (identifierRes.indexOf("../") != -1)
        throw new AssertException("a non-normalized url encountered in a manifest item:" + identifierRes);
    // Check also for XML resources that use XSLT for rendering
    if (identifierRes.toLowerCase().lastIndexOf(FILE_SUFFIX_HTM) >= (identifierRes.length() - 4) || identifierRes.toLowerCase().endsWith(FILE_SUFFIX_XML)) {
        // display html files inline or in an iframe
        if (cpContentCtr != null)
            cpContentCtr.setCurrentURI(identifierRes);
        if (cpComponent != null)
            cpComponent.setCurrentURI(identifierRes);
    } else {
        // initialized. Delegates displaying to the browser (and its plugins).
        if (cpContentCtr != null) {
            cpContentCtr.setCurrentURI(identifierRes);
        } else {
            // if an entry in a manifest points e.g. to a pdf file and the iframe
            // controller has not been initialized display it non-inline
            VFSItem currentItem = rootContainer.resolve(identifierRes);
            MediaResource mr;
            if (currentItem == null || !(currentItem instanceof VFSLeaf))
                mr = new NotFoundMediaResource();
            else
                mr = new VFSMediaResource((VFSLeaf) currentItem);
            ureq.getDispatchResult().setResultingMediaResource(mr);
            // Prevent 'don't reload' warning
            cpTree.setDirty(false);
        }
    }
    updateNextPreviousLink(tn);
    ThreadLocalUserActivityLogger.log(CourseLoggingAction.CP_GET_FILE, getClass(), LoggingResourceable.wrapCpNode(identifierRes));
}

Example 48 with VFSMediaResource

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

the class CPPrintMapper method deliverFile.

protected MediaResource deliverFile(HttpServletRequest httpRequest, String path) {
    // if directory gets renamed root becomes null
    if (rootDir == null) {
        return new NotFoundMediaResource();
    }
    VFSLeaf vfsLeaf = null;
    VFSItem vfsItem = rootDir.resolve(path);
    // only files are allowed, but somehow it happened that folders showed up here
    if (vfsItem instanceof VFSLeaf) {
        vfsLeaf = (VFSLeaf) vfsItem;
    } else {
        return new NotFoundMediaResource();
    }
    MediaResource mr;
    // 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);
        g_encoding = page.getEncoding();
        if (page.isUseLoadedPageString()) {
            mr = prepareMediaResource(httpRequest, page.getPage(), g_encoding, page.getContentType());
        } else {
            // found a new charset other than iso-8859-1, load string with proper encoding
            String content = FileUtils.load(vfsLeaf.getInputStream(), g_encoding);
            mr = prepareMediaResource(httpRequest, content, g_encoding, page.getContentType());
        }
    } else if (path.toLowerCase().lastIndexOf(FILE_SUFFIX_CSS) >= (path.length() - 4)) {
        // set the http content-type and the encoding
        mr = deliverCssFile(vfsLeaf, httpRequest);
    } 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 (g_encoding != null)
            vmr.setEncoding(g_encoding);
        mr = vmr;
    } else {
        // binary data: not .html, not .htm, not .js -> treated as is
        mr = new VFSMediaResource(vfsLeaf);
    }
    return mr;
}