//=============================================================================
//=== Copyright (C) 2001-2007 Food and Agriculture Organization of the
//=== United Nations (FAO-UN), United Nations World Food Programme (WFP)
//=== and United Nations Environment Programme (UNEP)
//===
//=== This program is free software; you can redistribute it and/or modify
//=== it under the terms of the GNU General Public License as published by
//=== the Free Software Foundation; either version 2 of the License, or (at
//=== your option) any later version.
//===
//=== This program 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
//=== General Public License for more details.
//===
//=== You should have received a copy of the GNU General Public License
//=== along with this program; if not, write to the Free Software
//=== Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
//===
//=== Contact: Jeroen Ticheler - FAO - Viale delle Terme di Caracalla 2,
//=== Rome - Italy. email: geonetwork@osgeo.org
//==============================================================================
package org.fao.geonet.services.metadata;
import jeeves.constants.Jeeves;
import jeeves.server.ServiceConfig;
import jeeves.server.UserSession;
import jeeves.server.context.ServiceContext;
import org.fao.geonet.GeonetContext;
import org.fao.geonet.Util;
import org.fao.geonet.constants.Geonet;
import org.fao.geonet.constants.Params;
import org.fao.geonet.domain.Metadata;
import org.fao.geonet.domain.MetadataType;
import org.fao.geonet.kernel.AccessManager;
import org.fao.geonet.kernel.DataManager;
import org.fao.geonet.kernel.SelectionManager;
import org.fao.geonet.kernel.mef.MEFLib;
import org.fao.geonet.lib.Lib;
import org.fao.geonet.repository.MetadataRepository;
import org.fao.geonet.util.FileCopyMgr;
import org.jdom.Element;
import java.io.File;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
/**
* Removes a metadata from the system.
*/
public class BatchDelete extends BackupFileService {
public void init(String appPath, ServiceConfig params) throws Exception {
super.init(appPath, params);
}
//--------------------------------------------------------------------------
//---
//--- Service
//---
//--------------------------------------------------------------------------
public Element serviceSpecificExec(Element params, ServiceContext context) throws Exception {
GeonetContext gc = (GeonetContext) context.getHandlerContext(Geonet.CONTEXT_NAME);
DataManager dataMan = gc.getBean(DataManager.class);
AccessManager accessMan = gc.getBean(AccessManager.class);
UserSession session = context.getUserSession();
Set<Integer> metadata = new HashSet<Integer>();
Set<Integer> notFound = new HashSet<Integer>();
Set<Integer> notOwner = new HashSet<Integer>();
boolean backupFile = Util.getParam(params, Params.BACKUP_FILE, true);
if(context.isDebugEnabled())
context.debug("Get selected metadata");
SelectionManager sm = SelectionManager.getManager(session);
synchronized(sm.getSelection("metadata")) {
for (Iterator<String> iter = sm.getSelection("metadata").iterator(); iter.hasNext();) {
String uuid = (String) iter.next();
if(context.isDebugEnabled())
context.debug("Deleting metadata with uuid:"+ uuid);
String id = dataMan.getMetadataId(uuid);
//--- Metadata may have been deleted since selection
if (id != null) {
//-----------------------------------------------------------------------
//--- check access
Metadata info = context.getBean(MetadataRepository.class).findOne(id);
if (info == null) {
notFound.add(Integer.valueOf(id));
} else if (!accessMan.isOwner(context, id)) {
notOwner.add(Integer.valueOf(id));
} else {
//--- backup metadata in 'removed' folder
if (backupFile && info.getDataInfo().getType() != MetadataType.SUB_TEMPLATE) {
backupFile(context, id, info.getUuid(), MEFLib.doExport(context, info.getUuid(), "full", false, true, false));
}
//--- remove the metadata directory
File pb = new File(Lib.resource.getMetadataDir(context, id));
FileCopyMgr.removeDirectoryOrFile(pb);
//--- delete metadata and return status
dataMan.deleteMetadata(context, id);
if(context.isDebugEnabled())
context.debug(" Metadata with id " + id + " deleted.");
metadata.add(Integer.valueOf(id));
}
} else
if(context.isDebugEnabled())
context.debug(" Metadata not found in db:"+ uuid);
// TODO : add to notFound set
}
}
// Clear the selection after delete
SelectionManager.updateSelection("metadata", session, params.addContent(new Element("selected").setText("remove-all")), context);
// -- for the moment just return the sizes - we could return the ids
// -- at a later stage for some sort of result display
return new Element(Jeeves.Elem.RESPONSE)
.addContent(new Element("done") .setText(metadata.size()+""))
.addContent(new Element("notOwner").setText(notOwner.size()+""))
.addContent(new Element("notFound").setText(notFound.size()+""));
}
}