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/*******************************************************************************
* Copyright (c) 2015 Wind River Systems, Inc. and others. 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.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.filesystem.ui.internal.handlers;
import java.io.File;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.List;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.URIUtil;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.osgi.service.datalocation.Location;
import org.eclipse.swt.widgets.DirectoryDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.tcf.te.runtime.callback.Callback;
import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.runtime.IFSTreeNode;
import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.runtime.IRuntimeModel;
import org.eclipse.tcf.te.tcf.filesystem.ui.activator.UIPlugin;
import org.eclipse.tcf.te.tcf.filesystem.ui.nls.Messages;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* The handler that downloads the selected files or folders to a local destination folder.
*/
public class DownloadFilesHandler extends AbstractHandler {
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
Shell shell = HandlerUtil.getActiveShellChecked(event);
DirectoryDialog dlg = new DirectoryDialog(shell);
dlg.setFilterPath(getFilterPath());
dlg.setText(Messages.DownloadFilesHandler_folderDlg_text);
dlg.setMessage(Messages.DownloadFilesHandler_folderDlg_message);
final String destination = dlg.open();
if (destination == null)
return null;
final File destinationFile = new File(destination);
saveFilterPath(destinationFile);
IStructuredSelection selection = (IStructuredSelection) HandlerUtil.getCurrentSelection(event);
List<IFSTreeNode> nodes = selection.toList();
IRuntimeModel peer = nodes.get(0).getRuntimeModel();
peer.operationDownload(nodes, destinationFile, new MoveCopyCallback()).runInUserJob(new Callback() {
@Override
protected void internalDone(Object caller, IStatus status) {
for (IContainer container : ResourcesPlugin.getWorkspace().getRoot().findContainersForLocationURI(destinationFile.toURI())) {
if (container != null) {
try {
container.refreshLocal(IResource.DEPTH_ONE, null);
}
catch (CoreException e) {
e.printStackTrace();
}
}
}
}
});
return null;
}
private String getFilterPath() {
String lastFolder = UIPlugin.getDefault().getDialogSettings().get(getClass().getName() + ".lastFolder"); //$NON-NLS-1$
if (lastFolder != null)
return lastFolder;
Location loc = Platform.getInstanceLocation();
if (loc != null) {
URL url = loc.getURL();
try {
File file = URIUtil.toFile(url.toURI());
if (file != null)
return file.getPath();
} catch (URISyntaxException e) {
}
}
return null;
}
private void saveFilterPath(File destinationFile) {
if (destinationFile != null) {
UIPlugin.getDefault().getDialogSettings().put(getClass().getName() + ".lastFolder", destinationFile.getPath()); //$NON-NLS-1$
}
}
}
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