/*
* (C) Copyright 2013 Nuxeo SA (http://nuxeo.com/) and others.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Contributors:
*/
package org.nuxeo.ecm.core.opencmis.impl;
import java.math.BigInteger;
import java.util.GregorianCalendar;
import javax.servlet.http.HttpServletResponse;
import org.apache.chemistry.opencmis.commons.data.ExtensionsData;
import org.apache.chemistry.opencmis.commons.data.ObjectInFolderList;
import org.apache.chemistry.opencmis.commons.enums.IncludeRelationships;
import org.apache.chemistry.opencmis.commons.exceptions.CmisObjectNotFoundException;
import org.apache.chemistry.opencmis.commons.exceptions.CmisRuntimeException;
import org.apache.chemistry.opencmis.commons.impl.DateTimeHelper;
import org.apache.chemistry.opencmis.commons.server.CallContext;
import org.apache.chemistry.opencmis.commons.server.CmisService;
import org.apache.chemistry.opencmis.server.support.wrapper.AbstractCmisServiceWrapper;
import org.nuxeo.ecm.core.api.CoreSession;
import org.nuxeo.ecm.core.api.DocumentModel;
import org.nuxeo.ecm.core.api.DocumentRef;
import org.nuxeo.ecm.core.api.IdRef;
import org.nuxeo.ecm.core.opencmis.impl.server.NuxeoCmisService;
/**
* Test service wrapper that adds "Last-Modified" header to GetChildren NavigationService response.
*
* @since 6.0
*/
public class LastModifiedServiceWrapper extends AbstractCmisServiceWrapper {
public LastModifiedServiceWrapper(CmisService service) {
super(service);
}
@Override
public ObjectInFolderList getChildren(String repositoryId, String folderId, String filter, String orderBy,
Boolean includeAllowableActions, IncludeRelationships includeRelationships, String renditionFilter,
Boolean includePathSegment, BigInteger maxItems, BigInteger skipCount, ExtensionsData extension) {
GregorianCalendar lastModified;
DocumentModel doc = getDocumentModel(folderId);
lastModified = (GregorianCalendar) doc.getPropertyValue("dc:modified");
ObjectInFolderList children = getWrappedService().getChildren(repositoryId, folderId, filter, orderBy,
includeAllowableActions, includeRelationships, renditionFilter, includePathSegment, maxItems,
skipCount, extension);
String lastModifiedResHeader = DateTimeHelper.formatHttpDateTime(lastModified);
setResponseHeader("Last-Modified", lastModifiedResHeader);
return children;
}
private DocumentModel getDocumentModel(String id) {
NuxeoCmisService nuxeoCmisService = NuxeoCmisService.extractFromCmisService(this);
CoreSession coreSession = nuxeoCmisService.getCoreSession();
DocumentRef docRef = new IdRef(id);
if (!coreSession.exists(docRef)) {
throw new CmisObjectNotFoundException(docRef.toString());
}
DocumentModel doc = coreSession.getDocument(docRef);
if (nuxeoCmisService.isFilteredOut(doc)) {
throw new CmisObjectNotFoundException(docRef.toString());
}
return doc;
}
private void setResponseHeader(String headerName, String headerValue) {
HttpServletResponse response = (HttpServletResponse) getCallContext().get(CallContext.HTTP_SERVLET_RESPONSE);
response.setHeader(headerName, headerValue);
}
}