/*
* 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;
import org.apache.directory.studio.connection.core.ConnectionCorePlugin;
import org.apache.directory.studio.connection.core.ConnectionParameter;
import org.apache.directory.studio.connection.core.Credentials;
import org.apache.directory.studio.connection.core.IAuthHandler;
import org.apache.directory.studio.connection.core.ICredentials;
import org.apache.directory.studio.connection.core.PasswordsKeyStoreManager;
import org.apache.directory.studio.connection.ui.dialogs.PasswordDialog;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.PlatformUI;
/**
* Default authentication handler that ask for the password using
* a UI dialog.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class UIAuthHandler implements IAuthHandler
{
/**
* {@inheritDoc}
*/
public ICredentials getCredentials( final ConnectionParameter connectionParameter )
{
// Checking if the bind principal is null or empty (no authentication)
if ( connectionParameter.getBindPrincipal() == null || "".equals( connectionParameter.getBindPrincipal() ) ) //$NON-NLS-1$
{
return new Credentials( "", "", connectionParameter ); //$NON-NLS-1$ //$NON-NLS-2$
}
else
{
// Checking of the connection passwords keystore is enabled
if ( PasswordsKeyStoreManagerUtils.isPasswordsKeystoreEnabled() )
{
// Getting the passwords keystore manager
PasswordsKeyStoreManager passwordsKeyStoreManager = ConnectionCorePlugin.getDefault()
.getPasswordsKeyStoreManager();
// Checking if the keystore is not loaded
if ( !passwordsKeyStoreManager.isLoaded() )
{
// Asking the user to load the keystore
if ( !PasswordsKeyStoreManagerUtils.askUserToLoadKeystore() )
{
// The user failed to load the keystore and cancelled
return null;
}
}
// Getting the password
String password = passwordsKeyStoreManager.getConnectionPassword( connectionParameter.getId() );
// Checking if the bind password is available (the user chose to store the password)
if ( password != null
&& !"".equals( password ) ) //$NON-NLS-1$
{
return new Credentials( connectionParameter.getBindPrincipal(),
password, connectionParameter );
}
// The user chose NOT to store the password, we need to ask him
else
{
return askConnectionPassword( connectionParameter );
}
}
// Connection passwords keystore is NOT enabled
else
{
// Checking if the bind password is available (the user chose to store the password)
if ( connectionParameter.getBindPassword() != null
&& !"".equals( connectionParameter.getBindPassword() ) ) //$NON-NLS-1$
{
return new Credentials( connectionParameter.getBindPrincipal(),
connectionParameter.getBindPassword(), connectionParameter );
}
// The user chose NOT to store the password, we need to ask him
else
{
return askConnectionPassword( connectionParameter );
}
}
}
}
/**
* Asks the user for the connection password.
*
* @param connectionParameter the connection parameter
* @return the corresponding credentials
*/
private Credentials askConnectionPassword( final ConnectionParameter connectionParameter )
{
final String[] password = new String[1];
PlatformUI.getWorkbench().getDisplay().syncExec( new Runnable()
{
public void run()
{
PasswordDialog dialog = new PasswordDialog(
PlatformUI.getWorkbench().getDisplay().getActiveShell(),
NLS.bind(
Messages.getString( "UIAuthHandler.EnterPasswordFor" ), new String[] { connectionParameter.getName() } ), //$NON-NLS-1$
NLS.bind(
Messages.getString( "UIAuthHandler.PleaseEnterPasswordOfUser" ), connectionParameter.getBindPrincipal() ), "" ); //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
if ( dialog.open() == PasswordDialog.OK )
{
password[0] = dialog.getPassword();
}
}
} );
if ( password[0] != null )
{
return new Credentials( connectionParameter.getBindPrincipal(), password[0],
connectionParameter );
}
return null;
}
}