/*
* Copyright (c) 2012 Data Harmonisation Panel
*
* All rights reserved. This program and the accompanying materials are made
* available under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution. If not, see <http://www.gnu.org/licenses/>.
*
* Contributors:
* HUMBOLDT EU Integrated Project #030962
* Data Harmonisation Panel <http://www.dhpanel.eu>
*/
package eu.esdihumboldt.hale.io.jdbc.ui;
import java.util.Map;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import eu.esdihumboldt.hale.common.core.io.IOProvider;
import eu.esdihumboldt.hale.common.core.io.Value;
import eu.esdihumboldt.hale.common.core.io.project.model.IOConfiguration;
import eu.esdihumboldt.hale.io.jdbc.JDBCConstants;
import eu.esdihumboldt.hale.ui.io.IOWizard;
import eu.esdihumboldt.hale.ui.io.IOWizardPage;
import eu.esdihumboldt.hale.ui.io.config.AbstractConfigurationPage;
/**
* Configuration page for specifying database connection user name and password.
*
* @author Simon Templer
*/
public class UserPasswordPage extends AbstractConfigurationPage<IOProvider, IOWizard<IOProvider>>
implements JDBCConstants {
private Text user;
private Text password;
/**
* Default constructor
*/
public UserPasswordPage() {
super("userPassword", "Authentication", null);
setDescription("Please enter user name and password for the database connection");
}
/**
* @see AbstractConfigurationPage#enable()
*/
@Override
public void enable() {
// do nothing
}
/**
* @see AbstractConfigurationPage#disable()
*/
@Override
public void disable() {
// do nothing
}
/**
* @see IOWizardPage#updateConfiguration(IOProvider)
*/
@Override
public boolean updateConfiguration(IOProvider provider) {
provider.setParameter(PARAM_USER,
Value.of((user.getText().isEmpty()) ? (null) : (user.getText())));
provider.setParameter(PARAM_PASSWORD, Value.of(password.getText()));
return true;
}
@Override
protected void createContent(Composite page) {
page.setLayout(GridLayoutFactory.swtDefaults().numColumns(2).create());
// user
Label labelUser = new Label(page, SWT.NONE);
labelUser.setText("User:");
labelUser.setLayoutData(GridDataFactory.swtDefaults().align(SWT.END, SWT.CENTER).create());
user = new Text(page, SWT.BORDER | SWT.SINGLE);
user.setLayoutData(GridDataFactory.swtDefaults().align(SWT.FILL, SWT.CENTER)
.grab(true, false).create());
// user
Label labelPassword = new Label(page, SWT.NONE);
labelPassword.setText("Password:");
labelPassword.setLayoutData(GridDataFactory.swtDefaults().align(SWT.END, SWT.CENTER)
.create());
password = new Text(page, SWT.BORDER | SWT.SINGLE | SWT.PASSWORD);
password.setLayoutData(GridDataFactory.swtDefaults().align(SWT.FILL, SWT.CENTER)
.grab(true, false).create());
// filler
new Label(page, SWT.NONE);
// label with warning message
Composite warnComp = new Composite(page, SWT.NONE);
GridLayoutFactory.swtDefaults().numColumns(2).applyTo(warnComp);
GridDataFactory.fillDefaults().grab(true, false).applyTo(warnComp);
Label warnImage = new Label(warnComp, SWT.NONE);
warnImage.setImage(PlatformUI.getWorkbench().getSharedImages()
.getImage(ISharedImages.IMG_OBJS_WARN_TSK));
GridDataFactory.swtDefaults().align(SWT.CENTER, SWT.BEGINNING).applyTo(warnImage);
Label warn = new Label(warnComp, SWT.WRAP);
warn.setText("User and password may be saved in the project configuration as plain text. Be aware of this when distributing the project.");
GridDataFactory.swtDefaults().align(SWT.FILL, SWT.BEGINNING).grab(true, false)
.hint(300, SWT.DEFAULT).applyTo(warn);
setPageComplete(false);
}
@Override
protected void onShowPage(boolean firstShow) {
if (firstShow) {
// setPageComplete(true);
setPageComplete(true);
}
user.setFocus();
}
/**
* @see eu.esdihumboldt.hale.ui.io.IOWizardPage#loadPreSelection(eu.esdihumboldt.hale.common.core.io.project.model.IOConfiguration)
*/
@Override
public void loadPreSelection(IOConfiguration conf) {
Map<String, Value> configs = conf.getProviderConfiguration();
user.setText(configs.get(PARAM_USER).getStringRepresentation());
password.setText(configs.get(PARAM_PASSWORD).getStringRepresentation());
}
}