//=============================================================================
//=== 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.interfaces.Service;
import jeeves.server.ServiceConfig;
import jeeves.server.context.ServiceContext;
import org.fao.geonet.GeonetContext;
import org.fao.geonet.constants.Geonet;
import org.fao.geonet.domain.Metadata;
import org.fao.geonet.domain.MetadataCategory;
import org.fao.geonet.kernel.AccessManager;
import org.fao.geonet.kernel.DataManager;
import org.fao.geonet.repository.MetadataCategoryRepository;
import org.fao.geonet.repository.MetadataRepository;
import org.fao.geonet.services.Utils;
import org.jdom.Element;
import java.util.HashSet;
import java.util.List;
//=============================================================================
/** Given a metadata id returns all associated categories. Called by the
* metadata.category service
*/
public class GetCategories implements Service
{
//--------------------------------------------------------------------------
//---
//--- Init
//---
//--------------------------------------------------------------------------
public void init(String appPath, ServiceConfig params) throws Exception {}
//--------------------------------------------------------------------------
//---
//--- Service
//---
//--------------------------------------------------------------------------
public Element exec(Element params, ServiceContext context) throws Exception
{
AccessManager am = context.getBean(AccessManager.class);
String id = Utils.getIdentifierFromParameters(params, context);
//-----------------------------------------------------------------------
//--- check access
int iLocalId = Integer.parseInt(id);
final Metadata metadata = context.getBean(MetadataRepository.class).findOne(iLocalId);
if (metadata == null) {
throw new IllegalArgumentException("Metadata not found --> " + id);
}
Element isOwner = new Element("owner");
if (am.isOwner(context, id)) {
isOwner.setText("true");
} else {
isOwner.setText("false");
}
//-----------------------------------------------------------------------
//--- retrieve metadata categories
HashSet<String> hsMetadataCat = new HashSet<String>();
for (MetadataCategory cat : metadata.getCategories()) {
hsMetadataCat.add(cat.getId() + "");
}
//-----------------------------------------------------------------------
//--- retrieve groups operations
final MetadataCategoryRepository categoryRepository = context.getBean(MetadataCategoryRepository.class);
Element elCateg = categoryRepository.findAllAsXml();
@SuppressWarnings("unchecked")
List<Element> list = elCateg.getChildren();
for (Element el : list) {
el.setName(Geonet.Elem.CATEGORY);
//--- get all operations that this group can do on given metadata
if (hsMetadataCat.contains(el.getChildText("id")))
el.addContent(new Element("on"));
}
//-----------------------------------------------------------------------
//--- put all together
Element elRes = new Element(Jeeves.Elem.RESPONSE)
.addContent(new Element(Geonet.Elem.ID).setText(id))
.addContent(elCateg)
.addContent(isOwner);
return elRes;
}
}
//=============================================================================