/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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 org.apache.directory.studio.apacheds.configuration.actions;
import java.io.File;
import org.apache.directory.studio.apacheds.configuration.ApacheDS2ConfigurationPlugin;
import org.apache.directory.studio.apacheds.configuration.ApacheDS2ConfigurationPluginConstants;
import org.apache.directory.studio.apacheds.configuration.editor.Configuration;
import org.apache.directory.studio.apacheds.configuration.editor.ServerConfigurationEditor;
import org.apache.directory.studio.apacheds.configuration.jobs.LoadConfigurationRunnable;
import org.apache.directory.studio.common.ui.CommonUIUtils;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
import org.eclipse.ui.dialogs.ISelectionStatusValidator;
import org.eclipse.ui.model.WorkbenchContentProvider;
import org.eclipse.ui.model.WorkbenchLabelProvider;
/**
* This class implements the create connection action for an ApacheDS 2.0 server.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class EditorImportConfigurationAction extends Action
{
private static final String DIALOG_TITLE = Messages
.getString( "EditorImportConfigurationAction.SelectConfigurationFile" ); //$NON-NLS-1$
/** The associated editor */
private ServerConfigurationEditor editor;
/**
* Creates a new instance of EditorImportConfigurationAction.
*
* @param editor the associated editor
*/
public EditorImportConfigurationAction( ServerConfigurationEditor editor )
{
this.editor = editor;
}
/**
* {@inheritDoc}
*/
public ImageDescriptor getImageDescriptor()
{
return ApacheDS2ConfigurationPlugin.getDefault().getImageDescriptor(
ApacheDS2ConfigurationPluginConstants.IMG_IMPORT );
}
/**
* {@inheritDoc}
*/
public String getText()
{
return Messages.getString( "EditorImportConfigurationAction.ImportConfiguration" ); //$NON-NLS-1$
}
/**
* {@inheritDoc}
*/
public void run()
{
try
{
// Checking if the editor has unsaved modifications
if ( editor.isDirty() )
{
// Requiring a confirmation from the user before discarding the unsaved modifications
if ( !MessageDialog
.openConfirm(
editor.getSite().getShell(),
Messages.getString( "EditorImportConfigurationAction.UnsavedModifications" ), //$NON-NLS-1$
Messages
.getString( "EditorImportConfigurationAction.ConfigurationHasUnsavedModificationsSureToContinue" ) ) ) //$NON-NLS-1$
{
return;
}
}
// The file that will be used to load the configuration
File file = null;
// detect IDE or RCP:
boolean isIDE = CommonUIUtils.isIDEEnvironment();
if ( isIDE )
{
// Opening a dialog for file selection
ElementTreeSelectionDialog dialog = createWorkspaceFileSelectionDialog();
if ( dialog.open() == Dialog.OK )
{
// Getting the input stream for the selected file
Object firstResult = dialog.getFirstResult();
if ( firstResult instanceof IFile )
{
file = ( ( IFile ) firstResult ).getLocation().toFile();
}
}
else
{
// Cancel button has been clicked
return;
}
}
else
{
// Opening a dialog for file selection
FileDialog dialog = new FileDialog( editor.getSite().getShell(), SWT.OPEN | SWT.SINGLE );
dialog.setText( DIALOG_TITLE );
dialog.setFilterPath( System.getProperty( "user.home" ) ); //$NON-NLS-1$
String filePath = dialog.open();
if ( filePath == null )
{
// Cancel button has been clicked
return;
}
// Checking the file
file = new File( filePath );
if ( !file.exists() || !file.isFile() || !file.canRead() )
{
// This is not a valid file
return;
}
}
// Checking if we found an input stream
if ( file == null )
{
return;
}
// Requiring a confirmation from the user
if ( !MessageDialog
.openConfirm(
editor.getSite().getShell(),
Messages.getString( "EditorImportConfigurationAction.OverwriteExistingConfiguration" ), //$NON-NLS-1$
Messages
.getString( "EditorImportConfigurationAction.AreYouSureYouWantToOverwriteTheExistingConfiguration" ) ) ) //$NON-NLS-1$
{
return;
}
// Reading the configuration of the file
Configuration configuration = LoadConfigurationRunnable.readConfiguration( file );
// Resetting the configuration back to the editor
editor.resetConfiguration( configuration );
}
catch ( Exception e )
{
ApacheDS2ConfigurationPlugin.getDefault().getLog().log(
new Status( Status.ERROR, "org.apache.directory.studio.apacheds.configuration",
e.getMessage() ) );
MessageDialog
.openError(
editor.getSite().getShell(),
Messages.getString( "EditorImportConfigurationAction.ErrorImportingConfigurationFile" ), //$NON-NLS-1$
NLS.bind(
Messages
.getString( "EditorImportConfigurationAction.AnErrorOccurredWhenImportingTheSelectedFile" ), //$NON-NLS-1$
e.getMessage() ) );
}
}
/**
* Creates a {@link Dialog} to select a single file in the workspace.
*
* @return a {@link Dialog} to select a single file in the workspace
*/
private ElementTreeSelectionDialog createWorkspaceFileSelectionDialog()
{
ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog( editor.getSite().getShell(),
new WorkbenchLabelProvider(), new WorkbenchContentProvider() );
dialog.setInput( ResourcesPlugin.getWorkspace().getRoot() );
dialog.setMessage( Messages.getString( "EditorImportConfigurationAction.SelectConfigurationFileToImport" ) ); //$NON-NLS-1$
dialog.setTitle( DIALOG_TITLE );
dialog.setAllowMultiple( false );
dialog.setStatusLineAboveButtons( false );
dialog.setValidator( new ISelectionStatusValidator()
{
/** The validated status */
private Status validated = new Status( IStatus.OK, ApacheDS2ConfigurationPluginConstants.PLUGIN_ID,
IStatus.OK, "", null ); //$NON-NLS-1$
/** The not validated status */
private Status notValidated = new Status( IStatus.ERROR, ApacheDS2ConfigurationPluginConstants.PLUGIN_ID,
IStatus.ERROR, "", null ); //$NON-NLS-1$
public IStatus validate( Object[] selection )
{
if ( selection != null )
{
if ( selection.length > 0 )
{
Object selectedObject = selection[0];
if ( selectedObject instanceof IFile )
{
return validated;
}
}
}
return notValidated;
}
} );
return dialog;
}
}