/* ********************************************************************** **
** Copyright notice **
** **
** (c) 2005-2009 RSSOwl Development Team **
** http://www.rssowl.org/ **
** **
** All rights reserved **
** **
** This program and the accompanying materials are made available under **
** the terms of the Eclipse Public License v1.0 which accompanies this **
** distribution, and is available at: **
** http://www.rssowl.org/legal/epl-v10.html **
** **
** A copy is found in the file epl-v10.html and important notices to the **
** license from the team is found in the textfile LICENSE.txt distributed **
** in this package. **
** **
** This copyright notice MUST APPEAR in all copies of the file! **
** **
** Contributors: **
** RSSOwl Development Team - initial API and implementation **
** **
** ********************************************************************** */
package org.rssowl.ui.internal.filter;
import org.eclipse.osgi.util.NLS;
import org.rssowl.core.INewsAction;
import org.rssowl.core.persist.IAttachment;
import org.rssowl.core.persist.IEntity;
import org.rssowl.core.persist.INews;
import org.rssowl.core.util.CoreUtils;
import org.rssowl.core.util.StringUtils;
import org.rssowl.core.util.URIUtils;
import org.rssowl.ui.internal.Activator;
import org.rssowl.ui.internal.Controller;
import org.rssowl.ui.internal.services.DownloadService.DownloadRequest;
import java.io.File;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Collections;
import java.util.List;
import java.util.Map;
/**
* An implementation of {@link INewsAction} to download all attachments of the
* news.
*
* @author bpasero
*/
public class DownloadAttachmentsNewsAction implements INewsAction {
/** Unique ID of this Action */
public static final String ID = "org.rssowl.ui.DownloadAttachmentsNewsAction"; //$NON-NLS-1$
/*
* @see org.rssowl.core.INewsAction#run(java.util.List, java.util.Map, java.lang.Object)
*/
public List<IEntity> run(List<INews> news, Map<INews, INews> replacements, Object data) {
/* Ensure to Pickup Replaces */
news = CoreUtils.replace(news, replacements);
/* Run Filter */
if (data != null && data instanceof String) {
File folder = new File((String) data);
if (folder.exists()) {
for (INews newsitem : news) {
/* Download Attachments */
List<IAttachment> attachments = newsitem.getAttachments();
for (IAttachment attachment : attachments) {
URI link = attachment.getLink();
if (link != null) {
if (!link.isAbsolute()) {
try {
link = URIUtils.resolve(URIUtils.toHTTP(newsitem.getFeedReference().getLink()), link);
} catch (URISyntaxException e) {
Activator.safeLogError(e.getMessage(), e);
continue; //Proceed with other Attachments
}
}
}
if (link != null)
Controller.getDefault().getDownloadService().download(DownloadRequest.createAttachmentDownloadRequest(attachment, link, folder, false, null));
}
/* In case of no Attachments, consider the news link itself */
if (attachments.isEmpty()) {
String newslink = CoreUtils.getLink(newsitem);
if (StringUtils.isSet(newslink) && !newslink.endsWith(".html")) { //$NON-NLS-1$
try {
Controller.getDefault().getDownloadService().download(DownloadRequest.createNewsDownloadRequest(newsitem, new URI(newslink), folder));
} catch (URISyntaxException e) {
/* Fail gracefully in this case as this is not a normal attachment anyway */
}
}
}
}
}
}
/* Nothing to Save */
return Collections.emptyList();
}
/*
* @see org.rssowl.core.INewsAction#conflictsWith(org.rssowl.core.INewsAction)
*/
public boolean conflictsWith(INewsAction otherAction) {
return false;
}
/*
* @see org.rssowl.core.INewsAction#getLabel(java.lang.Object)
*/
public String getLabel(Object data) {
if (data != null && data instanceof String)
return NLS.bind(Messages.DownloadAttachmentsNewsAction_DOWNLOAD_TO_N, data);
return null;
}
}