Examples with MCRPath org.mycore.datamodel.niofs.MCRPath used on opensource projects

Example 46 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRMETSServlet method doGetPost.

@Override
protected void doGetPost(MCRServletJob job) throws Exception {
    HttpServletRequest request = job.getRequest();
    HttpServletResponse response = job.getResponse();
    LOGGER.info(request.getPathInfo());
    String derivate = getOwnerID(request.getPathInfo());
    MCRPath rootPath = MCRPath.getPath(derivate, "/");
    if (!Files.isDirectory(rootPath)) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND, MessageFormat.format("Derivate {0} does not exist.", derivate));
        return;
    }
    request.setAttribute("XSL.derivateID", derivate);
    Collection<String> linkList = MCRLinkTableManager.instance().getSourceOf(derivate);
    if (linkList.isEmpty()) {
        MCRDerivate derivate2 = MCRMetadataManager.retrieveMCRDerivate(MCRObjectID.getInstance(derivate));
        MCRObjectID ownerID = derivate2.getOwnerID();
        if (ownerID != null && ownerID.toString().length() != 0) {
            linkList.add(ownerID.toString());
        } else {
            response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, MessageFormat.format("Derivate {0} is not linked with a MCRObject. Please contact an administrator.", derivate));
            return;
        }
    }
    request.setAttribute("XSL.objectID", linkList.iterator().next());
    response.setContentType("text/xml");
    long lastModified = Files.getLastModifiedTime(rootPath).toMillis();
    MCRFrontendUtil.writeCacheHeaders(response, (long) CACHE_TIME, lastModified, useExpire);
    long start = System.currentTimeMillis();
    MCRContent metsContent = getMetsSource(job, useExistingMets(request), derivate);
    MCRLayoutService.instance().doLayout(request, response, metsContent);
    LOGGER.info("Generation of code by {} took {} ms", this.getClass().getSimpleName(), System.currentTimeMillis() - start);
}

Example 47 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRIView2Commands method forAllImages.

private static List<String> forAllImages(String derivateID, String batchCommandSyntax) throws IOException {
    if (!MCRIView2Tools.isDerivateSupported(derivateID)) {
        LOGGER.info("Skipping tiling of derivate {} as it's main file is not supported by IView2.", derivateID);
        return null;
    }
    MCRPath derivateRoot = MCRPath.getPath(derivateID, "/");
    if (!Files.exists(derivateRoot)) {
        throw new MCRException("Derivate " + derivateID + " does not exist or is not a directory!");
    }
    List<MCRPath> supportedFiles = getSupportedFiles(derivateRoot);
    return supportedFiles.stream().map(image -> MessageFormat.format(batchCommandSyntax, derivateID, image.getOwnerRelativePath())).collect(Collectors.toList());
}

Example 48 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRIView2Commands method fixDeadEntries.

@MCRCommand(syntax = "fix dead tile jobs", help = "Deletes entries for files which dont exist anymore!")
public static void fixDeadEntries() {
    EntityManager em = MCREntityManagerProvider.getCurrentEntityManager();
    TypedQuery<MCRTileJob> allTileJobQuery = em.createNamedQuery("MCRTileJob.all", MCRTileJob.class);
    List<MCRTileJob> tiles = allTileJobQuery.getResultList();
    tiles.stream().filter(tj -> {
        MCRPath path = MCRPath.getPath(tj.getDerivate(), tj.getPath());
        return !Files.exists(path);
    }).peek(tj -> LOGGER.info("Delete TileJob {}:{}", tj.getDerivate(), tj.getPath())).forEach(em::remove);
}

Example 49 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRPDFThumbnailServlet method getContent.

/* (non-Javadoc)
     * @see org.mycore.frontend.servlets.MCRContentServlet#getContent(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
@Override
public MCRContent getContent(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    try {
        ThumnailInfo thumbnailInfo = getThumbnailInfo(req.getPathInfo());
        MCRPath pdfFile = MCRPath.getPath(thumbnailInfo.derivate, thumbnailInfo.filePath);
        LOGGER.info("PDF file: {}", pdfFile);
        if (Files.notExists(pdfFile)) {
            resp.sendError(HttpServletResponse.SC_NOT_FOUND, MessageFormat.format("Could not find pdf file for {0}{1}", thumbnailInfo.derivate, thumbnailInfo.filePath));
            return null;
        }
        String centerThumb = req.getParameter("centerThumb");
        String imgSize = req.getParameter("ts");
        // defaults to "yes"
        boolean centered = !"no".equals(centerThumb);
        int thumbnailSize = imgSize == null ? this.thumbnailSize : Integer.parseInt(imgSize);
        BasicFileAttributes attrs = Files.readAttributes(pdfFile, BasicFileAttributes.class);
        MCRContent imageContent = pdfTools.getThumnail(pdfFile, attrs, thumbnailSize, centered);
        if (imageContent != null) {
            resp.setHeader("Cache-Control", "max-age=" + MAX_AGE);
            Date expires = new Date(System.currentTimeMillis() + MAX_AGE * 1000);
            LOGGER.debug("Last-Modified: {}, expire on: {}", new Date(attrs.lastModifiedTime().toMillis()), expires);
            resp.setDateHeader("Expires", expires.getTime());
        }
        return imageContent;
    } finally {
        LOGGER.debug("Finished sending {}", req.getPathInfo());
    }
}

Example 50 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRThumbnailResource method getThumbnail.

private Response getThumbnail(String documentId, int size, String ext) {
    List<MCRObjectID> derivateIds = MCRMetadataManager.getDerivateIds(MCRJerseyUtil.getID(documentId), 1, TimeUnit.MINUTES);
    for (MCRObjectID derivateId : derivateIds) {
        if (MCRAccessManager.checkPermissionForReadingDerivate(derivateId.toString())) {
            String nameOfMainFile = MCRMetadataManager.retrieveMCRDerivate(derivateId).getDerivate().getInternals().getMainDoc();
            if (nameOfMainFile != null && !nameOfMainFile.equals("")) {
                MCRPath mainFile = MCRPath.getPath(derivateId.toString(), '/' + nameOfMainFile);
                try {
                    String mimeType = Files.probeContentType(mainFile);
                    String generators = MCRConfiguration.instance().getString("MCR.Media.Thumbnail.Generators");
                    for (String generator : generators.split(",")) {
                        Class<MCRThumbnailGenerator> classObject = (Class<MCRThumbnailGenerator>) Class.forName(generator);
                        Constructor<MCRThumbnailGenerator> constructor = classObject.getConstructor();
                        MCRThumbnailGenerator thumbnailGenerator = constructor.newInstance();
                        if (thumbnailGenerator.matchesFileType(mimeType, mainFile)) {
                            FileTime lastModified = Files.getLastModifiedTime(mainFile);
                            Date lastModifiedDate = new Date(lastModified.toMillis());
                            Response.ResponseBuilder resp = request.evaluatePreconditions(lastModifiedDate);
                            if (resp == null) {
                                Optional<BufferedImage> thumbnail = thumbnailGenerator.getThumbnail(mainFile, size);
                                if (thumbnail.isPresent()) {
                                    CacheControl cc = new CacheControl();
                                    cc.setMaxAge((int) TimeUnit.DAYS.toSeconds(1));
                                    String type = "image/png";
                                    if ("jpg".equals(ext) || "jpeg".equals(ext)) {
                                        type = "image/jpeg";
                                    }
                                    return Response.ok(thumbnail.get()).cacheControl(cc).lastModified(lastModifiedDate).type(type).build();
                                }
                                return Response.status(Response.Status.NOT_FOUND).build();
                            }
                            return resp.build();
                        }
                    }
                } catch (IOException | ReflectiveOperationException e) {
                    throw new WebApplicationException(e, Response.Status.INTERNAL_SERVER_ERROR);
                }
            }
        }
    }
    return Response.status(Response.Status.NOT_FOUND).build();
}