Examples with NotFoundMediaResource org.olat.core.gui.media.NotFoundMediaResource used on opensource projects

Example 11 with NotFoundMediaResource

use of org.olat.core.gui.media.NotFoundMediaResource in project openolat by klemens.

the class GlossaryDefinitionMapper method handle.

/**
 * @see org.olat.core.dispatcher.mapper.Mapper#handle(java.lang.String,
 *      javax.servlet.http.HttpServletRequest)
 */
public MediaResource handle(String relPath, HttpServletRequest request) {
    GlossaryItemManager gIM = GlossaryItemManager.getInstance();
    String[] parts = relPath.split("/");
    String glossaryId = parts[1];
    String glossaryFolderString = FolderConfig.getCanonicalRoot() + FolderConfig.getRepositoryHome() + "/" + glossaryId + "/" + GlossaryMarkupItemController.INTERNAL_FOLDER_NAME;
    File glossaryFolderFile = new File(glossaryFolderString);
    if (!glossaryFolderFile.isDirectory()) {
        logWarn("GlossaryDefinition delivery failed; path to glossaryFolder not existing: " + relPath, null);
        return new NotFoundMediaResource();
    }
    VFSContainer glossaryFolder = new LocalFolderImpl(glossaryFolderFile);
    if (!gIM.isFolderContainingGlossary(glossaryFolder)) {
        logWarn("GlossaryDefinition delivery failed; glossaryFolder doesn't contain a valid Glossary: " + glossaryFolder, null);
        return new NotFoundMediaResource();
    }
    String glossaryMainTerm = parts[2];
    if (parts.length > 2) {
        // this handle / or \ in a term
        for (int i = 3; i < parts.length; i++) {
            glossaryMainTerm += "/" + parts[i];
        }
    }
    // cut away ".html" if necessary
    if (glossaryMainTerm.endsWith(".html")) {
        glossaryMainTerm = glossaryMainTerm.substring(0, glossaryMainTerm.length() - 5);
    }
    glossaryMainTerm = glossaryMainTerm.toLowerCase();
    Set<String> alternatives = new HashSet<>();
    prepareAlternatives(glossaryMainTerm, alternatives);
    // Create a media resource
    StringMediaResource resource = new StringMediaResource() {

        @Override
        public void prepare(HttpServletResponse hres) {
        // don't use normal string media headers which prevent caching,
        // use standard browser caching based on last modified timestamp
        }
    };
    resource.setLastModified(gIM.getGlossaryLastModifiedTime(glossaryFolder));
    resource.setContentType("text/html");
    List<GlossaryItem> glossItems = gIM.getGlossaryItemListByVFSItem(glossaryFolder);
    GlossaryItem foundItem = null;
    for (GlossaryItem glossaryItem : glossItems) {
        String item = glossaryItem.getGlossTerm().toLowerCase();
        if (alternatives.contains(item)) {
            foundItem = glossaryItem;
            break;
        }
    }
    if (foundItem == null) {
        return new NotFoundMediaResource();
    }
    StringBuilder sb = new StringBuilder();
    sb.append("<dd><dt>").append(foundItem.getGlossTerm()).append("</dt><dl>").append(foundItem.getGlossDef()).append("</dl></dd>");
    resource.setData(sb.toString());
    resource.setEncoding("utf-8");
    if (isLogDebugEnabled())
        logDebug("loaded definition for " + glossaryMainTerm, null);
    return resource;
}

Example 12 with NotFoundMediaResource

use of org.olat.core.gui.media.NotFoundMediaResource in project openolat by klemens.

the class ResourcesMapper method handle.

@Override
public MediaResource handle(String relPath, HttpServletRequest request) {
    String filename = null;
    MediaResource resource = null;
    try {
        File root = new File(assessmentObjectUri.getPath());
        String href = request.getParameter("href");
        if (StringHelper.containsNonWhitespace(href)) {
            filename = href;
        } else if (StringHelper.containsNonWhitespace(relPath)) {
            filename = relPath;
            if (filename.startsWith("/")) {
                filename = filename.substring(1, filename.length());
            }
        }
        File file = new File(root.getParentFile(), filename);
        if (file.exists()) {
            if (file.getName().endsWith(".xml")) {
                resource = new ForbiddenMediaResource();
            } else if (FileUtils.isInSubDirectory(root.getParentFile(), file)) {
                resource = new FileMediaResource(file, true);
            } else {
                resource = new ForbiddenMediaResource();
            }
        } else if (filename.endsWith("/raw/_noversion_/images/transparent.gif")) {
            String realPath = request.getServletContext().getRealPath("/static/images/transparent.gif");
            resource = new FileMediaResource(new File(realPath), true);
        } else {
            String submissionName = null;
            File storage = null;
            if (filename.startsWith("submissions/")) {
                String submission = filename.substring("submissions/".length());
                int candidateSessionIndex = submission.indexOf('/');
                if (candidateSessionIndex > 0) {
                    submissionName = submission.substring(candidateSessionIndex + 1);
                    if (submissionDirectory != null) {
                        storage = submissionDirectory;
                    } else if (submissionDirectoryMaps != null) {
                        String sessionKey = submission.substring(0, candidateSessionIndex);
                        if (StringHelper.isLong(sessionKey)) {
                            try {
                                storage = submissionDirectoryMaps.get(new Long(sessionKey));
                            } catch (Exception e) {
                                log.error("", e);
                            }
                        }
                    }
                }
            }
            if (storage != null && StringHelper.containsNonWhitespace(submissionName)) {
                File submissionFile = new File(storage, submissionName);
                if (submissionFile.exists()) {
                    resource = new FileMediaResource(submissionFile, true);
                } else {
                    resource = new NotFoundMediaResource();
                }
            } else {
                resource = new NotFoundMediaResource();
            }
        }
    } catch (Exception e) {
        log.error("", e);
        resource = new NotFoundMediaResource();
    }
    return resource;
}

Example 13 with NotFoundMediaResource

use of org.olat.core.gui.media.NotFoundMediaResource in project openolat by klemens.

the class QTI21AssessmentRunController method doDownloadSignature.

private void doDownloadSignature(UserRequest ureq) {
    MediaResource resource = null;
    if (courseNode instanceof IQTESTCourseNode) {
        IQTESTCourseNode testCourseNode = (IQTESTCourseNode) courseNode;
        AssessmentEntry assessmentEntry = testCourseNode.getUserAssessmentEntry(userCourseEnv);
        AssessmentTestSession session = qtiService.getAssessmentTestSession(assessmentEntry.getAssessmentId());
        File signature = qtiService.getAssessmentResultSignature(session);
        if (signature.exists()) {
            resource = new DownloadeableMediaResource(signature);
        }
    }
    if (resource == null) {
        resource = new NotFoundMediaResource();
    }
    ureq.getDispatchResult().setResultingMediaResource(resource);
}

Example 14 with NotFoundMediaResource

use of org.olat.core.gui.media.NotFoundMediaResource in project openolat by klemens.

the class MessageListController method doDeliverAttachment.

private void doDeliverAttachment(UserRequest ureq, String cmd) {
    MediaResource res = null;
    try {
        int index = cmd.lastIndexOf("_");
        String attachmentPosition = cmd.substring(cmd.indexOf("_") + 1, index);
        String messageKey = cmd.substring(index + 1);
        int position = Integer.parseInt(attachmentPosition);
        Long key = new Long(messageKey);
        for (MessageView view : backupViews) {
            if (view.getKey().equals(key)) {
                List<VFSItem> attachments = view.getAttachments();
                // velocity counter start with 1
                VFSLeaf attachment = (VFSLeaf) attachments.get(position - 1);
                VFSMediaResource fileResource = new VFSMediaResource(attachment);
                // prevent XSS attack
                fileResource.setDownloadable(true);
                res = fileResource;
            }
        }
    } catch (Exception e) {
        logError("Cannot deliver message attachment", e);
    }
    if (res == null) {
        res = new NotFoundMediaResource();
    }
    ureq.getDispatchResult().setResultingMediaResource(res);
}

Example 15 with NotFoundMediaResource

use of org.olat.core.gui.media.NotFoundMediaResource in project OpenOLAT by OpenOLAT.

the class VideoHandler method getAsMediaResource.

@Override
public MediaResource getAsMediaResource(OLATResourceable res, boolean backwardsCompatible) {
    RepositoryManager repoManager = CoreSpringFactory.getImpl(RepositoryManager.class);
    RepositoryEntry repoEntry = repoManager.lookupRepositoryEntry(res, false);
    if (repoEntry == null) {
        return new NotFoundMediaResource();
    }
    VideoManager videoManager = CoreSpringFactory.getImpl(VideoManager.class);
    VideoExportMediaResource exportResource = videoManager.getVideoExportMediaResource(repoEntry);
    return exportResource;
}