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

Example 1 with PropFindableResource

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

the class PropFindHandler method processExistingResource.

@Override
public void processExistingResource(HttpManager manager, Request request, Response response, Resource resource) throws NotAuthorizedException, BadRequestException, ConflictException {
    log.trace("processExistingResource");
    PropFindableResource pfr = (PropFindableResource) resource;
    int depth = request.getDepthHeader();
    response.setStatus(Response.Status.SC_MULTI_STATUS);
    response.setContentTypeHeader(Response.XML);
    PropertiesRequest parseResult;
    try {
        parseResult = requestFieldParser.getRequestedFields(request.getInputStream());
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
    String url = request.getAbsoluteUrl();
    // Check that the current user has permission to write requested fields
    Set<QName> allFields = getAllFields(parseResult, pfr);
    Set<PropertyAuthoriser.CheckResult> errorFields = permissionService.checkPermissions(request, request.getMethod(), PropertyAuthoriser.PropertyPermission.READ, allFields, resource);
    if (errorFields != null && errorFields.size() > 0) {
        if (log.isTraceEnabled()) {
            log.trace("permissionService denied access: " + permissionService.getClass().getCanonicalName());
        }
        responseHandler.respondUnauthorised(resource, response, request);
    } else {
        List<PropFindResponse> propFindResponses;
        try {
            propFindResponses = propertyBuilder.buildProperties(pfr, depth, parseResult, url);
        } catch (URISyntaxException ex) {
            log.error("Exception parsing url. request class: " + request.getClass() + ". Please check the client application is usign percentage encoding (see http://en.wikipedia.org/wiki/Percent-encoding)");
            throw new RuntimeException("Exception parsing url, indicating the requested URL is not correctly encoded. Please check the client application. Requested url is: " + url, ex);
        }
        if (log.isTraceEnabled()) {
            log.trace("responses: " + propFindResponses.size());
        }
        responseHandler.respondPropFind(propFindResponses, response, request, pfr);
    }
}

Example 2 with PropFindableResource

use of io.milton.resource.PropFindableResource 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);
                }
            }
        }
    }
}