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

Example 41 with VFSMediaResource

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

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 42 with VFSMediaResource

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

the class MailAttachmentMapper method handle.

@Override
public MediaResource handle(String relPath, HttpServletRequest request) {
    if (relPath != null && relPath.indexOf(ATTACHMENT_CONTEXT) >= 0) {
        int startIndex = relPath.indexOf(ATTACHMENT_CONTEXT);
        int endIndex = relPath.indexOf("/", startIndex + ATTACHMENT_CONTEXT.length());
        if (startIndex >= 0 && endIndex > startIndex) {
            String attachmentKey = relPath.substring(startIndex + ATTACHMENT_CONTEXT.length(), endIndex);
            try {
                Long key = new Long(attachmentKey);
                VFSLeaf datas = mailManager.getAttachmentDatas(key);
                MediaResource resource = new VFSMediaResource(datas);
                return resource;
            } catch (NumberFormatException e) {
                return new NotFoundMediaResource();
            }
        }
    }
    return new NotFoundMediaResource();
}

Example 43 with VFSMediaResource

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

the class DialogElementController method doDownload.

private void doDownload(UserRequest ureq) {
    VFSLeaf file = dialogElmsMgr.getDialogLeaf(element);
    if (file != null) {
        ureq.getDispatchResult().setResultingMediaResource(new VFSMediaResource(file));
        ThreadLocalUserActivityLogger.log(CourseLoggingAction.DIALOG_ELEMENT_FILE_DOWNLOADED, getClass(), LoggingResourceable.wrapBCFile(element.getFilename()));
    } else {
        ureq.getDispatchResult().setResultingMediaResource(new NotFoundMediaResource());
        logError("No file to discuss: " + element, null);
    }
}

Example 44 with VFSMediaResource

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

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 45 with VFSMediaResource

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

the class CheckboxEditController method doDownloadFile.

private void doDownloadFile(UserRequest ureq) {
    VFSContainer container = getFileContainer();
    VFSItem item = container.resolve(checkbox.getFilename());
    if (item instanceof VFSLeaf) {
        VFSMediaResource rsrc = new VFSMediaResource((VFSLeaf) item);
        rsrc.setDownloadable(true);
        ureq.getDispatchResult().setResultingMediaResource(rsrc);
    }
}