Examples with Trellis org.trellisldp.vocabulary.Trellis used on opensource projects

Example 1 with Trellis

use of org.trellisldp.vocabulary.Trellis in project trellis by trellis-ldp.

the class WebDAVUtils method recursiveDelete.

/**
 * Recursively delete resources under the given identifier.
 * @param services the trellis services
 * @param session the session
 * @param identifier the identifier
 * @param baseUrl the baseURL
 */
public static void recursiveDelete(final ServiceBundler services, final Session session, final IRI identifier, final String baseUrl) {
    final List<IRI> resources = services.getResourceService().get(identifier).thenApply(res -> res.stream(LDP.PreferContainment).map(Quad::getObject).filter(IRI.class::isInstance).map(IRI.class::cast).collect(toList())).toCompletableFuture().join();
    resources.forEach(id -> recursiveDelete(services, session, id, baseUrl));
    resources.stream().parallel().map(id -> {
        final Dataset immutable = rdf.createDataset();
        services.getAuditService().creation(id, session).stream().map(skolemizeQuads(services.getResourceService(), baseUrl)).forEachOrdered(immutable::add);
        return services.getResourceService().delete(Metadata.builder(id).interactionModel(LDP.Resource).container(identifier).build()).thenCompose(future -> services.getResourceService().add(id, immutable)).whenComplete((a, b) -> closeDataset(immutable)).thenRun(() -> services.getNotificationService().emit(new SimpleNotification(externalUrl(id, baseUrl), session.getAgent(), List.of(PROV.Activity, AS.Delete), List.of(LDP.Resource), null)));
    }).map(CompletionStage::toCompletableFuture).forEach(CompletableFuture::join);
}

Example 2 with Trellis

use of org.trellisldp.vocabulary.Trellis in project trellis by trellis-ldp.

the class WebAcService method initialize.

/**
 * Initializes the root ACL, if there is no root ACL.
 */
@PostConstruct
public void initialize() {
    defaultRootAuthorizations = unmodifiableList(getDefaultRootAuthorizations(defaultAuthResourceLocation));
    if (initializeRoot) {
        try (final Dataset dataset = generateDefaultRootAuthorizationsDataset(defaultAuthResourceLocation)) {
            this.resourceService.get(root).thenCompose(res -> initialize(res, dataset)).exceptionally(err -> {
                LOGGER.warn("Unable to auto-initialize Trellis: {}. See DEBUG log for more info", err.getMessage());
                LOGGER.debug("Error auto-initializing Trellis", err);
                return null;
            }).toCompletableFuture().join();
        } catch (final Exception ex) {
            throw new TrellisRuntimeException("Error initializing Trellis ACL", ex);
        }
    }
}

Example 3 with Trellis

use of org.trellisldp.vocabulary.Trellis in project trellis-extensions by trellis-ldp.

the class S3MementoService method put.

@Override
public CompletionStage<Void> put(final Resource resource) {
    return runAsync(() -> {
        try {
            final File file = createTempFile("trellis-memento-", ".nq");
            file.deleteOnExit();
            final Map<String, String> metadata = new HashMap<>();
            metadata.put(S3Resource.INTERACTION_MODEL, resource.getInteractionModel().getIRIString());
            metadata.put(S3Resource.MODIFIED, resource.getModified().toString());
            resource.getContainer().map(IRI::getIRIString).ifPresent(c -> metadata.put(S3Resource.CONTAINER, c));
            resource.getBinaryMetadata().ifPresent(b -> {
                metadata.put(S3Resource.BINARY_LOCATION, b.getIdentifier().getIRIString());
                b.getMimeType().ifPresent(m -> metadata.put(S3Resource.BINARY_TYPE, m));
            });
            resource.getMembershipResource().map(IRI::getIRIString).ifPresent(m -> metadata.put(S3Resource.MEMBERSHIP_RESOURCE, m));
            resource.getMemberRelation().map(IRI::getIRIString).ifPresent(m -> metadata.put(S3Resource.MEMBER_RELATION, m));
            resource.getMemberOfRelation().map(IRI::getIRIString).ifPresent(m -> metadata.put(S3Resource.MEMBER_OF_RELATION, m));
            resource.getInsertedContentRelation().map(IRI::getIRIString).ifPresent(m -> metadata.put(S3Resource.INSERTED_CONTENT_RELATION, m));
            try (final Dataset dataset = rdf.createDataset();
                final OutputStream output = Files.newOutputStream(file.toPath());
                final Stream<? extends Quad> quads = resource.stream()) {
                quads.forEachOrdered(dataset::add);
                metadata.put(S3Resource.METADATA_GRAPHS, dataset.getGraphNames().filter(IRI.class::isInstance).map(IRI.class::cast).filter(graph -> !IGNORE.contains(graph)).map(IRI::getIRIString).collect(joining(",")));
                RDFDataMgr.write(output, toJena(dataset), NQUADS);
            }
            final ObjectMetadata md = new ObjectMetadata();
            md.setContentType("application/n-quads");
            md.setUserMetadata(metadata);
            final PutObjectRequest req = new PutObjectRequest(bucketName, getKey(resource.getIdentifier(), resource.getModified().truncatedTo(SECONDS)), file);
            client.putObject(req.withMetadata(md));
            Files.delete(file.toPath());
        } catch (final Exception ex) {
            throw new TrellisRuntimeException("Error deleting locally buffered file", ex);
        }
    });
}

Example 4 with Trellis

use of org.trellisldp.vocabulary.Trellis in project trellis by trellis-ldp.

the class WebDAVUtils method copy.

/**
 * Copy a resource to another location.
 * @param services the trellis services
 * @param session the session
 * @param resource the resource
 * @param destination the destination identifier
 * @param baseUrl the baseURL
 * @return the next stage of completion
 */
public static CompletionStage<Void> copy(final ServiceBundler services, final Session session, final Resource resource, final IRI destination, final String baseUrl) {
    final Metadata.Builder builder = Metadata.builder(destination).interactionModel(resource.getInteractionModel());
    resource.getContainer().ifPresent(builder::container);
    resource.getBinaryMetadata().ifPresent(builder::binary);
    resource.getInsertedContentRelation().ifPresent(builder::insertedContentRelation);
    resource.getMemberOfRelation().ifPresent(builder::memberOfRelation);
    resource.getMemberRelation().ifPresent(builder::memberRelation);
    resource.getMembershipResource().ifPresent(builder::membershipResource);
    builder.metadataGraphNames(resource.getMetadataGraphNames());
    try (final Stream<Quad> stream = resource.stream(Trellis.PreferUserManaged)) {
        LOGGER.debug("Copying {} to {}", resource.getIdentifier(), destination);
        final Dataset mutable = stream.collect(toDataset());
        return services.getResourceService().create(builder.build(), mutable).whenComplete((a, b) -> closeDataset(mutable)).thenCompose(future -> {
            final Dataset immutable = rdf.createDataset();
            services.getAuditService().creation(resource.getIdentifier(), session).stream().map(skolemizeQuads(services.getResourceService(), baseUrl)).forEachOrdered(immutable::add);
            return services.getResourceService().add(resource.getIdentifier(), immutable).whenComplete((a, b) -> closeDataset(immutable));
        }).thenCompose(future -> services.getMementoService().put(services.getResourceService(), resource.getIdentifier())).thenRun(() -> services.getNotificationService().emit(new SimpleNotification(externalUrl(destination, baseUrl), session.getAgent(), List.of(PROV.Activity, AS.Create), List.of(resource.getInteractionModel()), null)));
    }
}