org.fao.geonet.services.logo.Add.java Source code

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Here is the source code for org.fao.geonet.services.logo.Add.java

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//=============================================================================
//===   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 java.io.File;

import jeeves.exceptions.BadParameterEx;
import jeeves.interfaces.Service;
import jeeves.server.ServiceConfig;
import jeeves.server.context.ServiceContext;
import jeeves.utils.Util;

import org.apache.commons.io.FileUtils;
import org.fao.geonet.constants.Params;
import org.fao.geonet.resources.Resources;
import org.jdom.Element;

public class Add implements Service {
    private 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 inFile = new File(context.getUploadDir(), file);
        File outFile = new File(logoDirectory, file);

        try {
            FileUtils.moveFile(inFile, outFile);
        } catch (Exception e) {
            inFile.delete();
            throw new Exception(
                    "Unable to move uploaded thumbnail to destination: " + outFile + ". Error: " + e.getMessage());
        }

        Element response = new Element("response");
        response.addContent(new Element("status").setText("Logo added."));
        return response;
    }
}