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

Example 21 with SystemItemFilter

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

the class VersionsFileManager method pruneVersionHistory.

private void pruneVersionHistory(VFSContainer container, long maxHistoryLength, ProgressDelegate progress, int count) {
    List<VFSItem> children = container.getItems(new SystemItemFilter());
    for (VFSItem child : children) {
        if (child instanceof VFSContainer) {
            if (progress != null)
                progress.setActual(++count);
            pruneVersionHistory((VFSContainer) child, maxHistoryLength, progress, count);
        }
        if (child instanceof VFSLeaf) {
            VFSLeaf versionsLeaf = (VFSLeaf) child;
            pruneVersionHistory(versionsLeaf, maxHistoryLength, progress);
        }
    }
}

Example 22 with SystemItemFilter

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

the class VFSWebservice method resolveFile.

protected VFSItem resolveFile(List<PathSegment> path) {
    VFSContainer directory = container;
    VFSItem resolvedItem = directory;
    boolean notFound = false;
    // remove trailing segment if a trailing / is used
    if (path.size() > 0 && !StringHelper.containsNonWhitespace(path.get(path.size() - 1).getPath())) {
        path = path.subList(0, path.size() - 1);
    }
    a_a: for (PathSegment seg : path) {
        String segPath = seg.getPath();
        for (VFSItem item : directory.getItems(new SystemItemFilter())) {
            if (normalize(item.getName()).equals(segPath)) {
                if (item instanceof VFSLeaf) {
                    if (path.get(path.size() - 1) == seg) {
                        resolvedItem = item;
                        break a_a;
                    }
                } else if (item instanceof VFSContainer) {
                    resolvedItem = directory = (VFSContainer) item;
                    continue a_a;
                }
            }
        }
        notFound = true;
    }
    if (notFound) {
        return null;
    }
    return resolvedItem;
}

Example 23 with SystemItemFilter

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

the class VFSWebservice method resolveContainer.

protected VFSContainer resolveContainer(List<PathSegment> path, boolean create) {
    VFSContainer directory = container;
    boolean notFound = false;
    // remove trailing segment if a trailing / is used
    if (path.size() > 0 && !StringHelper.containsNonWhitespace(path.get(path.size() - 1).getPath())) {
        path = path.subList(0, path.size() - 1);
    }
    a_a: for (PathSegment seg : path) {
        String segPath = seg.getPath();
        for (VFSItem item : directory.getItems(new SystemItemFilter())) {
            if (item instanceof VFSLeaf) {
            // 
            } else if (item instanceof VFSContainer && normalize(item.getName()).equals(segPath)) {
                directory = (VFSContainer) item;
                continue a_a;
            }
        }
        if (create) {
            directory = directory.createChildContainer(segPath);
        } else if (path.get(path.size() - 1) == seg) {
            break a_a;
        } else {
            notFound = true;
        }
    }
    if (notFound) {
        return null;
    }
    return directory;
}

Example 24 with SystemItemFilter

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

the class VFSWebservice method get.

protected Response get(List<PathSegment> path, UriInfo uriInfo, Request request) {
    VFSItem vItem = resolveFile(path);
    if (vItem == null) {
        return Response.serverError().status(Status.NOT_FOUND).build();
    } else if (vItem instanceof VFSContainer) {
        VFSContainer directory = (VFSContainer) vItem;
        List<VFSItem> items = directory.getItems(new SystemItemFilter());
        int count = 0;
        FileVO[] links = new FileVO[items.size()];
        for (VFSItem item : items) {
            UriBuilder builder = uriInfo.getAbsolutePathBuilder();
            String uri = builder.path(normalize(item.getName())).build().toString();
            if (item instanceof VFSLeaf) {
                links[count++] = new FileVO("self", uri, item.getName(), ((VFSLeaf) item).getSize());
            } else {
                links[count++] = new FileVO("self", uri, item.getName());
            }
        }
        return Response.ok(links).build();
    } else if (vItem instanceof VFSLeaf) {
        VFSLeaf leaf = (VFSLeaf) vItem;
        Date lastModified = new Date(leaf.getLastModified());
        Response.ResponseBuilder response = request.evaluatePreconditions(lastModified);
        if (response == null) {
            String mimeType = WebappHelper.getMimeType(leaf.getName());
            if (mimeType == null) {
                mimeType = MediaType.APPLICATION_OCTET_STREAM;
            }
            response = Response.ok(leaf.getInputStream(), mimeType).lastModified(lastModified).cacheControl(cc);
        }
        return response.build();
    }
    return Response.serverError().status(Status.BAD_REQUEST).build();
}

Example 25 with SystemItemFilter

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

the class ForumWebService method getAttachments.

private FileVO[] getAttachments(Message mess, UriInfo uriInfo) {
    VFSContainer container = fom.getMessageContainer(mess.getForum().getKey(), mess.getKey());
    List<FileVO> attachments = new ArrayList<FileVO>();
    for (VFSItem item : container.getItems(new SystemItemFilter())) {
        UriBuilder attachmentUri = uriInfo.getBaseUriBuilder().path("repo").path("forums").path(mess.getForum().getKey().toString()).path("posts").path(mess.getKey().toString()).path("attachments").path(format(item.getName()));
        String uri = attachmentUri.build().toString();
        if (item instanceof VFSLeaf) {
            attachments.add(new FileVO("self", uri, item.getName(), ((VFSLeaf) item).getSize()));
        } else {
            attachments.add(new FileVO("self", uri, item.getName()));
        }
    }
    FileVO[] attachmentArr = new FileVO[attachments.size()];
    attachmentArr = attachments.toArray(attachmentArr);
    return attachmentArr;
}