Examples with Resource io.milton.resource.Resource used on opensource projects

Example 26 with Resource

use of io.milton.resource.Resource in project lobcder by skoulouzis.

the class LockHandler method process.

@Override
public void process(HttpManager httpManager, Request request, Response response) throws ConflictException, NotAuthorizedException, BadRequestException, NotFoundException {
    if (!handlerHelper.checkExpects(responseHandler, request, response)) {
        return;
    }
    String host = request.getHostHeader();
    String url = HttpManager.decodeUrl(request.getAbsolutePath());
    Resource r = httpManager.getResourceFactory().getResource(host, url);
    try {
        // Find a resource if it exists
        if (r != null) {
            processExistingResource(httpManager, request, response, r);
        } else {
            processNonExistingResource(httpManager, request, response, host, url);
        }
    } catch (IOException ex) {
        throw new BadRequestException(r);
    } catch (SAXException ex) {
        throw new BadRequestException(r);
    } catch (LockedException ex) {
        responseHandler.respondLocked(request, response, r);
    } catch (PreConditionFailedException ex) {
        responseHandler.respondPreconditionFailed(request, response, r);
    }
}

Example 27 with Resource

use of io.milton.resource.Resource in project lobcder by skoulouzis.

the class MoveHandler method processExistingResource.

@Override
public void processExistingResource(HttpManager manager, Request request, Response response, Resource resource) throws NotAuthorizedException, BadRequestException, ConflictException {
    MoveableResource r = (MoveableResource) resource;
    Dest dest = Utils.getDecodedDestination(request.getDestinationHeader());
    Resource rDest = manager.getResourceFactory().getResource(dest.host, dest.url);
    log.debug("process: moving from: " + r.getName() + " -> " + dest.url + " with name: " + dest.name);
    if (rDest == null) {
        log.debug("process: destination parent does not exist: " + dest);
        responseHandler.respondConflict(resource, response, request, "Destination parent does not exist: " + dest);
    } else if (!(rDest instanceof CollectionResource)) {
        log.debug("process: destination exists but is not a collection");
        responseHandler.respondConflict(resource, response, request, "Destination exists but is not a collection: " + dest);
    } else {
        boolean wasDeleted = false;
        CollectionResource colDest = (CollectionResource) rDest;
        // check if the dest exists
        Resource rExisting = colDest.child(dest.name);
        if (rExisting != null) {
            // check for overwrite header
            if (!canOverwrite(request)) {
                log.info("destination resource exists, and overwrite header is not set. dest name: " + dest.name + " dest folder: " + colDest.getName());
                responseHandler.respondPreconditionFailed(request, response, rExisting);
                return;
            } else {
                if (deleteExistingBeforeMove) {
                    if (rExisting instanceof DeletableResource) {
                        log.debug("deleting existing resource");
                        DeletableResource drExisting = (DeletableResource) rExisting;
                        if (deleteHelper.isLockedOut(request, drExisting)) {
                            log.debug("destination resource exists but is locked");
                            responseHandler.respondLocked(request, response, drExisting);
                            return;
                        }
                        log.debug("deleting pre-existing destination resource");
                        deleteHelper.delete(drExisting, manager.getEventManager());
                        wasDeleted = true;
                    } else {
                        log.warn("destination exists, and overwrite header is set, but destination is not a DeletableResource");
                        responseHandler.respondConflict(resource, response, request, "A resource exists at the destination, and it cannot be deleted");
                        return;
                    }
                }
            }
        }
        log.debug("process: moving resource to: " + rDest.getName());
        try {
            if (!handlerHelper.checkAuthorisation(manager, colDest, request, request.getMethod(), request.getAuthorization())) {
                responseHandler.respondUnauthorised(colDest, response, request);
                return;
            }
            manager.getEventManager().fireEvent(new MoveEvent(resource, colDest, dest.name));
            r.moveTo(colDest, dest.name);
            // See http://www.ettrema.com:8080/browse/MIL-87
            if (wasDeleted) {
                responseHandler.respondNoContent(resource, response, request);
            } else {
                responseHandler.respondCreated(resource, response, request);
            }
        } catch (ConflictException ex) {
            log.warn("conflict", ex);
            responseHandler.respondConflict(resource, response, request, dest.toString());
        }
    }
    log.debug("process: finished");
}

Example 28 with Resource

use of io.milton.resource.Resource in project lobcder by skoulouzis.

the class MoveJsonResource method processForm.

@Override
public String processForm(Map<String, String> parameters, Map<String, FileItem> files) throws BadRequestException, NotAuthorizedException {
    String dest = parameters.get("destination");
    if (dest == null) {
        throw new BadRequestException(this, "The destination parameter is null");
    } else if (dest.trim().length() == 0) {
        throw new BadRequestException(this, "The destination parameter is empty");
    }
    Path pDest = Path.path(dest);
    if (pDest == null) {
        throw new BadRequestException(this, "Couldnt parse the destination header, returned null from: " + dest);
    }
    String parentPath = "/";
    if (pDest.getParent() != null) {
        parentPath = pDest.getParent().toString();
    }
    Resource rDestParent = resourceFactory.getResource(host, parentPath);
    if (rDestParent == null)
        throw new BadRequestException(wrapped, "The destination parent does not exist");
    if (rDestParent instanceof CollectionResource) {
        CollectionResource colDestParent = (CollectionResource) rDestParent;
        if (colDestParent.child(pDest.getName()) == null) {
            try {
                wrapped.moveTo(colDestParent, pDest.getName());
            } catch (ConflictException ex) {
                log.warn("Exception copying to: " + pDest.getName(), ex);
                throw new BadRequestException(rDestParent, "conflict: " + ex.getMessage());
            }
            return null;
        } else {
            log.warn("destination already exists: " + pDest.getName() + " in folder: " + colDestParent.getName());
            throw new BadRequestException(rDestParent, "File already exists");
        }
    } else {
        throw new BadRequestException(wrapped, "The destination parent is not a collection resource");
    }
}

Example 29 with Resource

use of io.milton.resource.Resource in project lobcder by skoulouzis.

the class PutJsonResource method processForm.

@Override
public String processForm(Map<String, String> parameters, Map<String, FileItem> files) throws ConflictException, NotAuthorizedException, BadRequestException {
    log.info("processForm: " + wrapped.getClass());
    if (files.isEmpty()) {
        log.debug("no files uploaded");
        return null;
    }
    newFiles = new ArrayList<NewFile>();
    for (FileItem file : files.values()) {
        NewFile nf = new NewFile();
        String ua = HttpManager.request().getUserAgentHeader();
        String f = Utils.truncateFileName(ua, file.getName());
        nf.setOriginalName(f);
        nf.setContentType(file.getContentType());
        nf.setLength(file.getSize());
        newFiles.add(nf);
        String newName = getName(f, parameters);
        log.info("creating resource: " + newName + " size: " + file.getSize());
        InputStream in = null;
        Resource newResource;
        try {
            in = file.getInputStream();
            Resource existing = wrapped.child(newName);
            if (existing != null) {
                if (existing instanceof ReplaceableResource) {
                    log.trace("existing resource is replaceable, so replace content");
                    ReplaceableResource rr = (ReplaceableResource) existing;
                    rr.replaceContent(in, null);
                    log.trace("completed POST processing for file. Updated: " + existing.getName());
                    eventManager.fireEvent(new PutEvent(rr));
                    newResource = rr;
                } else {
                    log.trace("existing resource is not replaceable, will be deleted");
                    if (existing instanceof DeletableResource) {
                        DeletableResource dr = (DeletableResource) existing;
                        dr.delete();
                        newResource = wrapped.createNew(newName, in, file.getSize(), file.getContentType());
                        log.trace("completed POST processing for file. Deleted, then created: " + newResource.getName());
                        eventManager.fireEvent(new PutEvent(newResource));
                    } else {
                        throw new BadRequestException(existing, "existing resource could not be deleted, is not deletable");
                    }
                }
            } else {
                newResource = wrapped.createNew(newName, in, file.getSize(), file.getContentType());
                log.info("completed POST processing for file. Created: " + newResource.getName());
                eventManager.fireEvent(new PutEvent(newResource));
            }
            String newHref = buildNewHref(href, newResource.getName());
            nf.setHref(newHref);
        } catch (NotAuthorizedException ex) {
            throw new RuntimeException(ex);
        } catch (BadRequestException ex) {
            throw new RuntimeException(ex);
        } catch (ConflictException ex) {
            throw new RuntimeException(ex);
        } catch (IOException ex) {
            throw new RuntimeException("Exception creating resource", ex);
        } finally {
            FileUtils.close(in);
        }
    }
    log.trace("completed all POST processing");
    return null;
}

Example 30 with Resource

use of io.milton.resource.Resource in project lobcder by skoulouzis.

the class DefaultPropFindPropertyBuilder method processResource.

@Override
public void processResource(List<PropFindResponse> responses, PropFindableResource resource, PropertiesRequest parseResult, String href, int requestedDepth, int currentDepth, String collectionHref) throws NotAuthorizedException, BadRequestException {
    final LinkedHashMap<QName, ValueAndType> knownProperties = new LinkedHashMap<QName, ValueAndType>();
    final ArrayList<NameAndError> unknownProperties = new ArrayList<NameAndError>();
    if (resource instanceof CollectionResource) {
        if (!href.endsWith("/")) {
            href = href + "/";
        }
    }
    Set<QName> requestedFields;
    if (parseResult.isAllProp()) {
        requestedFields = findAllProps(resource);
    } else {
        requestedFields = parseResult.getNames();
    }
    Iterator<QName> it = requestedFields.iterator();
    while (it.hasNext()) {
        QName field = it.next();
        LogUtils.trace(log, "processResoource: find property:", field);
        if (field.getLocalPart().equals("href")) {
            knownProperties.put(field, new ValueAndType(href, String.class));
        } else {
            boolean found = false;
            for (PropertySource source : propertySources) {
                LogUtils.trace(log, "look for field", field, " in property source", source.getClass());
                PropertyMetaData meta = source.getPropertyMetaData(field, resource);
                if (meta != null && !meta.isUnknown()) {
                    Object val;
                    try {
                        val = source.getProperty(field, resource);
                        LogUtils.trace(log, "processResource: got value", val, "from source", source.getClass());
                        if (val == null) {
                            // null, but we still need type information to write it so use meta
                            knownProperties.put(field, new ValueAndType(val, meta.getValueType()));
                        } else {
                            // non-null, so use more robust class info
                            knownProperties.put(field, new ValueAndType(val, val.getClass()));
                        }
                    } catch (NotAuthorizedException ex) {
                        unknownProperties.add(new NameAndError(field, "Not authorised"));
                    }
                    found = true;
                    break;
                }
            }
            if (!found) {
                if (log.isDebugEnabled()) {
                    log.debug("property not found in any property source: " + field.toString());
                }
                unknownProperties.add(new NameAndError(field, null));
            }
        }
    }
    if (log.isDebugEnabled()) {
        if (unknownProperties.size() > 0) {
            log.debug("some properties could not be resolved. Listing property sources:");
            for (PropertySource ps : propertySources) {
                log.debug(" - " + ps.getClass().getCanonicalName());
            }
        }
    }
    // Map<Status, List<NameAndError>> errorProperties = new HashMap<Status, List<NameAndError>>();
    Map<Status, List<NameAndError>> errorProperties = new EnumMap<Status, List<NameAndError>>(Status.class);
    errorProperties.put(Status.SC_NOT_FOUND, unknownProperties);
    PropFindResponse r = new PropFindResponse(href, knownProperties, errorProperties);
    responses.add(r);
    if (requestedDepth > currentDepth && resource instanceof CollectionResource) {
        CollectionResource col = (CollectionResource) resource;
        List<? extends Resource> list = col.getChildren();
        list = new ArrayList<Resource>(list);
        for (Resource child : list) {
            if (child instanceof PropFindableResource) {
                String childName = child.getName();
                if (childName == null) {
                    log.warn("null name for resource of type: " + child.getClass() + " in folder: " + href + " WILL NOT be returned in PROPFIND response!!");
                } else {
                    String childHref = href + Utils.percentEncode(childName);
                    // Note that the new collection href, is just the current href
                    processResource(responses, (PropFindableResource) child, parseResult, childHref, requestedDepth, currentDepth + 1, href);
                }
            }
        }
    }
}