/*
* DavMail POP/IMAP/SMTP/CalDav/LDAP Exchange Gateway
* Copyright (C) 2009 Mickael Guessant
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package davmail.ui;
import davmail.BundleMessage;
import davmail.http.DavGatewayX509TrustManager;
import davmail.ui.tray.DavGatewayTray;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.lang.reflect.InvocationTargetException;
import java.security.cert.X509Certificate;
import java.text.DateFormat;
import java.util.Date;
/**
* Accept certificate dialog
*/
public class AcceptCertificateDialog extends JDialog {
protected boolean accepted;
/**
* Accept status.
*
* @return true if user accepted certificate
*/
public boolean isAccepted() {
return accepted;
}
/**
* Add a new JLabel to panel with label: value text.
*
* @param panel certificate details panel
* @param label certificate attribute label
* @param value certificate attribute value
*/
protected void addFieldValue(JPanel panel, String label, String value) {
JPanel fieldPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
StringBuilder buffer = new StringBuilder();
buffer.append("");
buffer.append(label);
buffer.append(":");
fieldPanel.add(new JLabel(buffer.toString()));
fieldPanel.add(new JLabel(value));
panel.add(fieldPanel);
}
/**
* Accept certificate dialog.
*
* @param certificate certificate sent by server
*/
public AcceptCertificateDialog(X509Certificate certificate) {
setAlwaysOnTop(true);
String sha1Hash = DavGatewayX509TrustManager.getFormattedHash(certificate);
DateFormat formatter = DateFormat.getDateInstance(DateFormat.MEDIUM);
setTitle(BundleMessage.format("UI_ACCEPT_CERTIFICATE"));
try {
setIconImage(DavGatewayTray.getFrameIcon());
} catch (NoSuchMethodError error) {
DavGatewayTray.debug(new BundleMessage("LOG_UNABLE_TO_SET_ICON_IMAGE"));
}
JPanel subjectPanel = new JPanel();
subjectPanel.setLayout(new BoxLayout(subjectPanel, BoxLayout.Y_AXIS));
subjectPanel.setBorder(BorderFactory.createTitledBorder(BundleMessage.format("UI_SERVER_CERTIFICATE")));
addFieldValue(subjectPanel, BundleMessage.format("UI_ISSUED_TO"), DavGatewayX509TrustManager.getRDN(certificate.getSubjectDN()));
addFieldValue(subjectPanel, BundleMessage.format("UI_ISSUED_BY"), DavGatewayX509TrustManager.getRDN(certificate.getIssuerDN()));
Date now = new Date();
String notBefore = formatter.format(certificate.getNotBefore());
if (now.before(certificate.getNotBefore())) {
notBefore = "" + notBefore + "";
}
addFieldValue(subjectPanel, BundleMessage.format("UI_VALID_FROM"), notBefore);
String notAfter = formatter.format(certificate.getNotAfter());
if (now.after(certificate.getNotAfter())) {
notAfter = "" + notAfter + "";
}
addFieldValue(subjectPanel, BundleMessage.format("UI_VALID_UNTIL"), notAfter);
addFieldValue(subjectPanel, BundleMessage.format("UI_SERIAL"), DavGatewayX509TrustManager.getFormattedSerial(certificate));
addFieldValue(subjectPanel, BundleMessage.format("UI_FINGERPRINT"), sha1Hash);
JPanel warningPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
JLabel imageLabel = new JLabel();
imageLabel.setIcon(UIManager.getIcon("OptionPane.warningIcon"));
imageLabel.setText(BundleMessage.format("UI_UNTRUSTED_CERTIFICATE_HTML"));
warningPanel.add(imageLabel);
add(warningPanel, BorderLayout.NORTH);
add(subjectPanel, BorderLayout.CENTER);
add(getButtonPanel(), BorderLayout.SOUTH);
setModal(true);
pack();
// center frame
setLocation(getToolkit().getScreenSize().width / 2 -
getSize().width / 2,
getToolkit().getScreenSize().height / 2 -
getSize().height / 2);
setAlwaysOnTop(true);
setVisible(true);
}
protected JPanel getButtonPanel() {
JPanel buttonPanel = new JPanel();
JButton accept = new JButton(BundleMessage.format("UI_BUTTON_ACCEPT"));
JButton deny = new JButton(BundleMessage.format("UI_BUTTON_DENY"));
accept.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
accepted = true;
setVisible(false);
}
});
deny.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
accepted = false;
setVisible(false);
}
});
buttonPanel.add(accept);
buttonPanel.add(deny);
return buttonPanel;
}
/**
* Display certificate accept dialog and get user answer.
*
* @param certificate certificate sent by server
* @return true if user accepted certificate
*/
public static boolean isCertificateTrusted(final X509Certificate certificate) {
final boolean[] answer = new boolean[1];
try {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
AcceptCertificateDialog certificateDialog = new AcceptCertificateDialog(certificate);
answer[0] = certificateDialog.isAccepted();
}
});
} catch (InterruptedException ie) {
DavGatewayTray.error(new BundleMessage("UI_ERROR_WAITING_FOR_CERTIFICATE_CHECK"), ie);
} catch (InvocationTargetException ite) {
DavGatewayTray.error(new BundleMessage("UI_ERROR_WAITING_FOR_CERTIFICATE_CHECK"), ite);
}
return answer[0];
}
}