/**
* Copyright (C) 2010 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.xcmis.restatom.collections;
import org.apache.abdera.i18n.iri.IRI;
import org.apache.abdera.model.Element;
import org.apache.abdera.model.Entry;
import org.apache.abdera.model.Feed;
import org.apache.abdera.protocol.server.RequestContext;
import org.apache.abdera.protocol.server.context.ResponseContextException;
import org.xcmis.restatom.AtomCMIS;
import org.xcmis.spi.CmisConstants;
import org.xcmis.spi.Connection;
import org.xcmis.spi.InvalidArgumentException;
import org.xcmis.spi.ItemsTree;
import org.xcmis.spi.ObjectNotFoundException;
import org.xcmis.spi.model.CmisObject;
import org.xcmis.spi.model.IncludeRelationships;
import java.util.List;
/**
* @author <a href="mailto:andrey.parfonov@exoplatform.com">Andrey Parfonov</a>
* @version $Id: FolderTreeCollection.java 216 2010-02-12 17:19:50Z andrew00x $
*/
public class FolderTreeCollection extends FolderDescentantsCollection
{
public FolderTreeCollection(Connection connection)
{
super(connection);
setHref("/foldertree");
}
/**
* {@inheritDoc}
*/
@Override
public String getTitle(RequestContext request)
{
return "Folder Tree";
}
/**
* {@inheritDoc}
*/
@Override
protected void addFeedDetails(Feed feed, RequestContext request) throws ResponseContextException
{
try
{
boolean includeAllowableActions = getBooleanParameter(request, AtomCMIS.PARAM_INCLUDE_ALLOWABLE_ACTIONS, false);
boolean includePathSegments = getBooleanParameter(request, AtomCMIS.PARAM_INCLUDE_PATH_SEGMENT, false);
String propertyFilter = request.getParameter(AtomCMIS.PARAM_FILTER);
String renditionFilter = request.getParameter(AtomCMIS.PARAM_RENDITION_FILTER);
IncludeRelationships includeRelationships;
try
{
includeRelationships =
request.getParameter(AtomCMIS.PARAM_INCLUDE_RELATIONSHIPS) == null
|| request.getParameter(AtomCMIS.PARAM_INCLUDE_RELATIONSHIPS).length() == 0 ? IncludeRelationships.NONE
: IncludeRelationships.fromValue(request.getParameter(AtomCMIS.PARAM_INCLUDE_RELATIONSHIPS));
}
catch (IllegalArgumentException iae)
{
String msg = "Invalid parameter " + request.getParameter(AtomCMIS.PARAM_INCLUDE_RELATIONSHIPS);
throw new ResponseContextException(msg, 400);
}
int depth = getIntegerParameter(request, AtomCMIS.PARAM_DEPTH, CmisConstants.DEPTH);
Connection connection = getConnection(request);
String objectId = getId(request);
// Parent link for not root folder.
if (!objectId.equals(connection.getStorage().getRepositoryInfo().getRootFolderId()))
{
CmisObject parent = connection.getFolderParent(objectId, true, null);
feed.addLink(getObjectLink(getId(parent), request), AtomCMIS.LINK_UP, AtomCMIS.MEDIATYPE_ATOM_ENTRY, null,
null, -1);
}
List<ItemsTree<CmisObject>> tree =
connection.getFolderTree(objectId, depth, includeAllowableActions, includeRelationships, includePathSegments,
true, propertyFilter, renditionFilter);
if (tree.size() > 0)
{
// add cmisra:numItems
Element numItems = feed.addExtension(AtomCMIS.NUM_ITEMS);
numItems.setText(Integer.toString(tree.size()));
for (ItemsTree<CmisObject> oifContainer : tree)
{
Entry e = feed.addEntry();
IRI feedIri = new IRI(getFeedIriForEntry(oifContainer.getContainer(), request));
addEntryDetails(request, e, feedIri, oifContainer.getContainer());
if (oifContainer.getContainer().getPathSegment() != null)
{
// add cmisra:pathSegment
Element pathSegment = e.addExtension(AtomCMIS.PATH_SEGMENT);
pathSegment.setText(oifContainer.getContainer().getPathSegment());
}
if (oifContainer.getChildren() != null && oifContainer.getChildren().size() > 0)
{
addChildren(e, oifContainer.getChildren(), feedIri, request);
}
}
}
}
catch (ObjectNotFoundException onfe)
{
throw new ResponseContextException(createErrorResponse(onfe, 404));
}
catch (InvalidArgumentException iae)
{
throw new ResponseContextException(createErrorResponse(iae, 400));
}
catch (Exception t)
{
throw new ResponseContextException(createErrorResponse(t, 500));
}
}
}