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package ui;
import model.asn1.ASN1Object;
import model.asn1.UtcTime;
import model.pki.cert.Certificate;
import model.pki.crl.Reason;
import model.pki.crl.RevokedCertificate;
import ui.widgets.GCBuilder;
import ui.widgets.UIUtils;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.util.Arrays;
import static java.awt.GridBagConstraints.HORIZONTAL;
import static java.awt.GridBagConstraints.WEST;
import static ui.widgets.UIUtils.alert;
/**
* A dialog that presents user with cert info, revocation reason, and revocation time.
* +----------------------------+
* |Revoking: CN=xyz (Serial: 1)|
* |Reason: (Drop Down) |
* |Time: (ISO-8601 text) |
* | |
* | Revoke Cancel|
* +----------------------------+
*/
public class RevokeDialog extends JDialog {
/**
* ISO8601
*/
private static final DateTimeFormatter DATE_FORMAT = DateTimeFormatter.ISO_OFFSET_DATE_TIME;
/**
* The incoming certificate.
*/
private final Certificate crt;
/**
* The result.
*/
private RevokedCertificate res;
/**
* Root pane
*/
private JPanel contentPane;
/**
* OK button
*/
private JButton buttonOK;
/**
* Cancel button
*/
private JButton buttonCancel;
/**
* Reason
*/
private JComboBox<String> comboBoxReason;
/**
* Subject (not editable)
*/
private JTextField textFieldSubject;
/**
* Time
*/
private JFormattedTextField formattedTextFieldTime;
/**
* EFFECTS: Init GUI with the given cert.
*/
public RevokeDialog(Certificate crt) {
this.crt = crt;
contentPane = new JPanel();
contentPane.setLayout(new BoxLayout(contentPane, BoxLayout.PAGE_AXIS));
contentPane.setBorder(BorderFactory.createEmptyBorder(8, 8, 8, 8));
contentPane.add(renderForm());
contentPane.add(UIUtils.createActionsPane(buttonOK = new JButton("Revoke"),
buttonCancel = new JButton("Cancel")));
buttonOK.addActionListener(this::onOK);
buttonCancel.addActionListener(this::onCancel);
setContentPane(contentPane);
setModal(true);
getRootPane().setDefaultButton(buttonOK);
setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
setTitle("Revoke certificate");
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
onCancel(null);
}
});
contentPane.registerKeyboardAction(this::onCancel,
KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0),
JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
}
/**
* EFFECTS: Init GUI.
* MODIFIES: this
*/
private JPanel renderForm() {
final JPanel panelForm = new JPanel();
panelForm.setLayout(new GridBagLayout());
panelForm.add(new JLabel("Revoking: "), new GCBuilder().anchor(WEST).build());
panelForm.add(new JLabel("Reason: "), new GCBuilder().gridY(1).anchor(WEST).build());
panelForm.add(new JLabel("Time: "), new GCBuilder().gridY(2).anchor(WEST).build());
textFieldSubject = new JTextField(String.format("%s (Serial: %d)",
crt.getCertificate().getSubject().toString(), crt.getCertificate().getSerialNumber().getLong()));
textFieldSubject.setEditable(false);
panelForm.add(textFieldSubject, new GCBuilder().gridX(1).anchor(WEST).fill(HORIZONTAL).build());
comboBoxReason = new JComboBox<>(Arrays.stream(Reason.values()).map(Enum::toString).toArray(String[]::new));
panelForm.add(comboBoxReason, new GCBuilder().gridXY(1, 1).anchor(WEST).fill(HORIZONTAL).build());
formattedTextFieldTime = new JFormattedTextField(DATE_FORMAT.toFormat());
formattedTextFieldTime.setText(ZonedDateTime.now().format(DATE_FORMAT));
panelForm.add(formattedTextFieldTime, new GCBuilder().gridXY(1, 2).anchor(WEST).fill(HORIZONTAL).build());
panelForm.add(new JPanel(), new GCBuilder().gridXY(1, 3).expandXY().fill(HORIZONTAL).build());
return panelForm;
}
/**
* EFFECTS: Validate form, set result, and close dialog.
* Time must be a valid ISO-8601 string with offset, and it will be converted into UTC.
* Reason must be supported.
* MODIFIES: this
*/
private void onOK(ActionEvent ev) {
try {
res = new RevokedCertificate(ASN1Object.TAG_SEQUENCE, null,
crt.getCertificate().getSerialNumber(),
new UtcTime(UtcTime.TAG, null,
ZonedDateTime.parse(formattedTextFieldTime.getText(), DATE_FORMAT)
.withZoneSameInstant(ZoneId.of("UTC"))),
Reason.valueOf(comboBoxReason.getSelectedItem().toString()));
dispose();
} catch (DateTimeParseException e) {
alert(rootPane, "Revoke certificate", "Invalid time: " + formattedTextFieldTime.getText()
+ ". It must be a valid ISO8601 time with offset, like '1919-08-10T11:45:14+09:00'.");
} catch (IllegalArgumentException e) {
alert(rootPane, "Revoke certificate", "Invalid reason.");
}
}
/**
* EFFECTS: Clear the result and close dialog.
* MODIFIES: this
*/
private void onCancel(ActionEvent ev) {
res = null;
dispose();
}
/**
* EFFECTS: Get result.
*/
public RevokedCertificate getRes() {
return res;
}
}
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