/*
* 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.connection.ui.wizards;
import java.io.File;
import org.apache.commons.lang.StringUtils;
import org.apache.directory.api.util.Strings;
import org.apache.directory.studio.common.ui.CommonUIUtils;
import org.apache.directory.studio.common.ui.widgets.BaseWidgetUtils;
import org.apache.directory.studio.connection.ui.ConnectionUIConstants;
import org.apache.directory.studio.connection.ui.ConnectionUIPlugin;
import org.eclipse.jface.dialogs.DialogPage;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.ComboViewer;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
/**
* This class implements the Export Certificate wizard page.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class ExportCertificateWizardPage extends WizardPage
{
// UI widgets
/** The certificate file name */
private Text fileText;
/** The button for overwriting teh file */
private Button overwriteFileButton;
/** The combo for the certificate format (DER or PEM) */
private ComboViewer formatComboViewer;
/**
* Creates a new instance of NewConnectionWizard.
*
* @param page the page
* @param wizard the wizard
*/
public ExportCertificateWizardPage()
{
super( "ExportCertificateWizardPage" ); //$NON-NLS-1$
setTitle( Messages.getString( "ExportCertificateWizardPage.ExportCertificate" ) ); //$NON-NLS-1$
setDescription( Messages.getString( "ExportCertificateWizardPage.PleaseSelectFileAndFormat" ) ); //$NON-NLS-1$
setImageDescriptor( ConnectionUIPlugin.getDefault().getImageDescriptor(
ConnectionUIConstants.IMG_CERTIFICATE_EXPORT_WIZARD ) );
}
/**
* {@inheritDoc}
*/
public void createControl( Composite parent )
{
// Creating the composite
Composite composite = BaseWidgetUtils.createColumnContainer( parent, 1, 1 );
composite.setLayoutData( new GridData( SWT.FILL, SWT.NONE, true, false ) );
// Creating the file's group widget
Group fileGroup = BaseWidgetUtils.createGroup( composite,
Messages.getString( "ExportCertificateWizardPage.File" ), 1 ); //$NON-NLS-1$
fileGroup.setLayoutData( new GridData( SWT.FILL, SWT.NONE, true, false ) );
Composite fileComposite = BaseWidgetUtils.createColumnContainer( fileGroup, 2, 1 );
fileComposite.setLayoutData( new GridData( SWT.FILL, SWT.NONE, true, false ) );
// Creating the file's text widget
fileText = BaseWidgetUtils.createText( fileComposite, StringUtils.EMPTY, 1 ); //$NON-NLS-1$
fileText.setLayoutData( new GridData( SWT.FILL, SWT.CENTER, true, false ) );
fileText.addModifyListener( new ModifyListener()
{
/**
* {@InheritDoc}
*/
public void modifyText( ModifyEvent event )
{
validate();
}
} );
// Creating the file's 'Browse' button widget
Button browseButton = BaseWidgetUtils.createButton( fileComposite,
Messages.getString( "ExportCertificateWizardPage.Browse" ), 1 ); //$NON-NLS-1$
browseButton.addSelectionListener( new SelectionAdapter()
{
/**
* {@inheritDoc}
*/
public void widgetSelected( SelectionEvent event )
{
chooseExportFile();
validate();
}
} );
// Creating the file's 'Overwrite' button widget
overwriteFileButton = BaseWidgetUtils.createCheckbox( fileComposite,
Messages.getString( "ExportCertificateWizardPage.OverwriteExistingFile" ), 2 ); //$NON-NLS-1$
overwriteFileButton.addSelectionListener( new SelectionAdapter()
{
/**
* {@InheritDoc}
*/
public void widgetSelected( SelectionEvent event )
{
validate();
}
} );
// Creating the format's group widget
Group formatGroup = BaseWidgetUtils.createGroup( composite,
Messages.getString( "ExportCertificateWizardPage.Format" ), 1 ); //$NON-NLS-1$
formatGroup.setLayoutData( new GridData( SWT.FILL, SWT.NONE, true, false ) );
// Creating the format's combo viewer widget
formatComboViewer = new ComboViewer( formatGroup );
formatComboViewer.setContentProvider( new ArrayContentProvider() );
formatComboViewer.setLabelProvider( new LabelProvider()
{
/**
* {@InheritDoc}
*/
public String getText( Object element )
{
if ( element instanceof CertificateExportFormat )
{
CertificateExportFormat format = ( CertificateExportFormat ) element;
if ( format == CertificateExportFormat.DER )
{
return Messages.getString( "ExportCertificateWizardPage.X509CertificateDER" ); //$NON-NLS-1$
}
else
{
return Messages.getString( "ExportCertificateWizardPage.X509CertificatePEM" ); //$NON-NLS-1$
}
}
return super.getText( element );
}
} );
formatComboViewer.setInput( new CertificateExportFormat[]
{ CertificateExportFormat.DER, CertificateExportFormat.PEM } );
formatComboViewer.setSelection( new StructuredSelection( CertificateExportFormat.DER ) );
formatComboViewer.getControl().setLayoutData( new GridData( SWT.FILL, SWT.NONE, true, false ) );
displayErrorMessage( null );
setPageComplete( false );
setControl( composite );
}
/**
* Validates the page.
*/
private void validate()
{
File file = new File( fileText.getText() );
if ( file.isDirectory() )
{
displayErrorMessage( Messages.getString( "ExportCertificateWizardPage.ErrorFileNotAFile" ) ); //$NON-NLS-1$
return;
}
else if ( file.exists() && !overwriteFileButton.getSelection() )
{
displayErrorMessage( Messages.getString( "ExportCertificateWizardPage.ErrorFileAlreadyExists" ) ); //$NON-NLS-1$
return;
}
else if ( file.exists() && !file.canWrite() )
{
displayErrorMessage( Messages.getString( "ExportCertificateWizardPage.ErrorFileNotWritable" ) ); //$NON-NLS-1$
return;
}
else if ( file.getParentFile() == null )
{
displayErrorMessage( Messages.getString( "ExportCertificateWizardPage.ErrorFileDirectoryNotWritable" ) ); //$NON-NLS-1$
return;
}
displayErrorMessage( null );
}
/**
* Displays an error message and set the page status as incomplete
* if the message is not null.
*
* @param message the message to display
*/
protected void displayErrorMessage( String message )
{
setMessage( null, DialogPage.NONE );
setErrorMessage( message );
setPageComplete( message == null );
}
/**
* This method is called when the 'browse' button is selected.
*/
private void chooseExportFile()
{
FileDialog dialog = new FileDialog( PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), SWT.SAVE );
dialog.setText( Messages.getString( "ExportCertificateWizardPage.ChooseFile" ) ); //$NON-NLS-1$
if ( !Strings.isEmpty( fileText.getText() ) ) //$NON-NLS-1$
{
dialog.setFilterPath( fileText.getText() );
}
String selectedFile = dialog.open();
fileText.setText( CommonUIUtils.getTextValue( selectedFile ) );
}
/**
* Returns the export file.
*
* @return the export file
*/
public File getExportFile()
{
return new File( fileText.getText() );
}
/**
* Gets the certificate export format.
*
* @return the certificate export format
*/
public CertificateExportFormat getCertificateExportFormat()
{
StructuredSelection selection = ( StructuredSelection ) formatComboViewer.getSelection();
if ( !selection.isEmpty() )
{
return ( CertificateExportFormat ) selection.getFirstElement();
}
// Default format
return CertificateExportFormat.DER;
}
/**
* This enum represents the various certificate export formats.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
enum CertificateExportFormat
{
DER, PEM
}
}