//=============================================================================
//=== Copyright (C) 2010 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.logo;
import org.fao.geonet.exceptions.BadParameterEx;
import jeeves.interfaces.Service;
import jeeves.server.ServiceConfig;
import jeeves.server.context.ServiceContext;
import org.fao.geonet.Util;
import org.fao.geonet.constants.Params;
import org.fao.geonet.resources.Resources;
import org.jdom.Element;
import java.io.File;
public class Delete implements Service {
private volatile String logoDirectory;
public void init(String appPath, ServiceConfig params) throws Exception {
}
public Element exec(Element params, ServiceContext context)
throws Exception {
synchronized (this) {
if(logoDirectory == null) {
logoDirectory = Resources.locateHarvesterLogosDir(context);
}
}
String file = Util.getParam(params, Params.FNAME);
if (file.contains("..")) {
throw new BadParameterEx("Invalid character found in resource name.", file);
}
if ("".equals(file)) {
throw new Exception("Logo name is not defined.");
}
File logoFile = new File(logoDirectory, file);
Element response = new Element("response");
if (logoFile.exists()) {
if (logoFile.delete()) {
response.addContent(new Element("status")
.setText("Logo removed."));
} else {
throw new Exception("Unable to remove logo.");
}
} else {
throw new Exception("Logo does not exist.");
}
return response;
}
}