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/*******************************************************************************
* Copyright (c) 2011 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:
* William Chen (Wind River) - [345552] Edit the remote files with a proper editor
*******************************************************************************/
package org.eclipse.tm.te.tcf.filesystem.internal.autosave;
import java.io.File;
import java.net.URI;
import org.eclipse.compare.CompareUI;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.IExecutionListener;
import org.eclipse.core.commands.NotHandledException;
import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.tm.te.tcf.filesystem.internal.compare.LocalTypedElement;
import org.eclipse.tm.te.tcf.filesystem.internal.compare.MergeEditorInput;
import org.eclipse.tm.te.tcf.filesystem.internal.compare.RemoteTypedElement;
import org.eclipse.tm.te.tcf.filesystem.internal.exceptions.TCFException;
import org.eclipse.tm.te.tcf.filesystem.internal.handlers.CacheManager;
import org.eclipse.tm.te.tcf.filesystem.internal.handlers.StateManager;
import org.eclipse.tm.te.tcf.filesystem.internal.nls.Messages;
import org.eclipse.tm.te.tcf.filesystem.model.CacheState;
import org.eclipse.tm.te.tcf.filesystem.model.FSModel;
import org.eclipse.tm.te.tcf.filesystem.model.FSTreeNode;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IURIEditorInput;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* The execution listener of command "SAVE", which synchronizes the local file
* with the one on the target server after it is saved.
*/
public class SaveListener implements IExecutionListener {
// Dirty node that should be committed or merged.
private FSTreeNode dirtyNode;
// The file system fModel.
private FSModel model;
/**
* Create a SaveListener listening to command "SAVE".
*/
public SaveListener() {
this.model = FSModel.getInstance();
}
/* (non-Javadoc)
* @see org.eclipse.core.commands.IExecutionListener#postExecuteSuccess(java.lang.String, java.lang.Object)
*/
@Override
public void postExecuteSuccess(String commandId, Object returnValue) {
if (dirtyNode != null) {
try{
// Refresh the fDirtyNode's state.
StateManager.getInstance().refreshState(dirtyNode);
if (CacheManager.getInstance().isAutoSaving()) {
CacheState state = StateManager.getInstance().getCacheState(dirtyNode);
switch (state) {
case conflict:
String title = Messages.SaveListener_StateChangedDialogTitle;
String message = NLS.bind(Messages.SaveListener_StateChangedMessage, dirtyNode.name);
IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
IWorkbenchPage page = window.getActivePage();
Shell parent = window.getShell();
MessageDialog msgDialog = new MessageDialog(parent, title, null, message, MessageDialog.QUESTION,
new String[] { Messages.SaveListener_Merge, Messages.SaveListener_SaveAnyway, Messages.SaveListener_Cancel }, 0);
int index = msgDialog.open();
if (index == 0) {// Merge
LocalTypedElement local = new LocalTypedElement(dirtyNode);
RemoteTypedElement remote = new RemoteTypedElement(dirtyNode);
MergeEditorInput mergeInput = new MergeEditorInput(local, remote, page);
CompareUI.openCompareDialog(mergeInput);
} else if (index == 1) {// Save anyway.
CacheManager.getInstance().upload(dirtyNode);
}
break;
case modified:
// Save anyway
CacheManager.getInstance().upload(dirtyNode);
break;
case consistent:
break;
case outdated:
break;
}
}
}catch(TCFException tcfe){
Shell parent = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
MessageDialog.openError(parent, Messages.StateManager_RefreshFailureTitle, tcfe.getLocalizedMessage());
}
}
}
/* (non-Javadoc)
* @see org.eclipse.core.commands.IExecutionListener#preExecute(java.lang.String, org.eclipse.core.commands.ExecutionEvent)
*/
@Override
public void preExecute(String commandId, ExecutionEvent event) {
dirtyNode = null;
IEditorInput input = HandlerUtil.getActiveEditorInput(event);
if (input instanceof IURIEditorInput) {
IURIEditorInput fileInput = (IURIEditorInput) input;
URI uri = fileInput.getURI();
try {
IFileStore store = EFS.getStore(uri);
File localFile = store.toLocalFile(0, new NullProgressMonitor());
if (localFile != null) {
dirtyNode = model.getTreeNode(localFile.toString());
}
}catch(CoreException e){
}
}
}
/* (non-Javadoc)
* @see org.eclipse.core.commands.IExecutionListener#notHandled(java.lang.String, org.eclipse.core.commands.NotHandledException)
*/
@Override
public void notHandled(String commandId, NotHandledException exception) {
}
/* (non-Javadoc)
* @see org.eclipse.core.commands.IExecutionListener#postExecuteFailure(java.lang.String, org.eclipse.core.commands.ExecutionException)
*/
@Override
public void postExecuteFailure(String commandId, ExecutionException exception) {
}
}
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