//=============================================================================
//=== Copyright (C) 2001-2005 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//===
//=== Contact: Jeroen Ticheler - FAO - Viale delle Terme di Caracalla 2,
//=== Rome - Italy. email: GeoNetwork@fao.org
//==============================================================================
package org.fao.geonet.services.thesaurus;
import jeeves.constants.Jeeves;
import jeeves.interfaces.Service;
import jeeves.server.ServiceConfig;
import jeeves.server.UserSession;
import jeeves.server.context.ServiceContext;
import org.fao.geonet.utils.Log;
import org.fao.geonet.Util;
import org.fao.geonet.GeonetContext;
import org.fao.geonet.constants.Geonet;
import org.fao.geonet.kernel.ThesaurusManager;
import org.fao.geonet.kernel.search.KeywordsSearcher;
import org.fao.geonet.kernel.search.keyword.KeywordSort;
import org.fao.geonet.kernel.search.keyword.SortDirection;
import org.jdom.Element;
/**
* Returns a list of keywords given a list of thesaurus
*/
public class GetKeywords implements Service {
public void init(String appPath, ServiceConfig params) throws Exception {
}
// --------------------------------------------------------------------------
// ---
// --- Service
// ---
// --------------------------------------------------------------------------
public Element exec(Element params, ServiceContext context)
throws Exception {
Element response = new Element(Jeeves.Elem.RESPONSE);
UserSession session = context.getUserSession();
KeywordsSearcher searcher = null;
boolean newSearch = Util.getParam(params, "pNewSearch").equals("true");
if (newSearch) {
// perform the search and save search result into session
GeonetContext gc = (GeonetContext) context
.getHandlerContext(Geonet.CONTEXT_NAME);
ThesaurusManager thesaurusMan = gc.getBean(ThesaurusManager.class);
if(Log.isDebugEnabled("KeywordsManager")) Log.debug("KeywordsManager","Creating new keywords searcher");
searcher = new KeywordsSearcher(context, thesaurusMan);
searcher.search(context.getLanguage(), params);
searcher.sortResults(KeywordSort.defaultLabelSorter(SortDirection.DESC));
session
.setProperty(Geonet.Session.SEARCH_KEYWORDS_RESULT,
searcher);
} else {
searcher = (KeywordsSearcher) session
.getProperty(Geonet.Session.SEARCH_KEYWORDS_RESULT);
}
// get the results
response.addContent(searcher.getXmlResults());
// If editing
if (params.getChild("pMode") != null) {
String mode = Util.getParam(params, "pMode");
if (mode.equals("edit") || mode.equals("consult")) {
String thesaurus = Util.getParam(params, "pThesauri","");
response.addContent(new Element("thesaurus")
.addContent(thesaurus));
response.addContent((new Element("mode")).addContent(mode));
}
}
return response;
}
}
// =============================================================================