/**
* This file is part of the Iritgo/Aktera Framework.
*
* Copyright (C) 2005-2011 Iritgo Technologies.
* Copyright (C) 2003-2005 BueroByte GbR.
*
* Iritgo licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package de.iritgo.aktera.base.tools;
import de.iritgo.aktera.model.ModelException;
import de.iritgo.aktera.model.ModelRequest;
import de.iritgo.aktera.model.ModelResponse;
import de.iritgo.aktera.model.Output;
import de.iritgo.aktera.model.StandardLogEnabledModel;
import de.iritgo.aktera.tools.FileTools;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.FilenameUtils;
import org.apache.commons.io.filefilter.TrueFileFilter;
import java.io.File;
import java.util.Collections;
import java.util.Comparator;
import java.util.LinkedList;
import java.util.List;
/**
* @avalon.component
* @avalon.service type="de.iritgo.aktera.model.Model"
* @x-avalon.info name="aktera.tools.download-list"
* @x-avalon.lifestyle type="singleton"
* @model.model name="aktera.tools.download-list" id="aktera.tools.download-list" logger="aktera"
*/
public class DownloadList extends StandardLogEnabledModel
{
/**
* Execute the model.
*
* @param request The model request.
* @return The model response.
*/
public ModelResponse execute(ModelRequest request) throws ModelException
{
ModelResponse response = request.createResponse();
String downloadDir = getConfiguration().getChild("directory").getValue(null);
if (downloadDir == null)
{
log.error("No download directory specified");
throw new ModelException("No download directory specified");
}
String urlBase = getConfiguration().getChild("url").getValue(null);
if (urlBase == null)
{
log.error("No URL base specified");
throw new ModelException("No URL base specified");
}
Output outList = response.createOutput("list");
response.add(outList);
List<File> files = new LinkedList(FileUtils.listFiles(FileTools.newAkteraFile(downloadDir),
TrueFileFilter.INSTANCE, null));
Collections.sort(files, new Comparator<File>()
{
public int compare(File o1, File o2)
{
return o1.getName().compareToIgnoreCase(o2.getName());
}
});
for (File file : files)
{
Output outFile = response.createOutput("file" + file.hashCode());
outFile.setContent(file.getName());
outFile.setAttribute("extension", FilenameUtils.getExtension(file.getName()));
outFile.setAttribute("url", urlBase + "/" + file.getName());
outList.add(outFile);
}
response.setAttribute("forward", "aktera.tools.download-list");
return response;
}
}