src/main/java/de/todesbaum/jsite/gui/KeyDialog.java

   1 /*
   2  * jSite - KeyDialog.java - Copyright © 2010–2012 David Roden
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18
  19 package de.todesbaum.jsite.gui;
  20
  21 import java.awt.BorderLayout;
  22 import java.awt.Component;
  23 import java.awt.Dimension;
  24 import java.awt.FlowLayout;
  25 import java.awt.GridBagConstraints;
  26 import java.awt.GridBagLayout;
  27 import java.awt.Insets;
  28 import java.awt.Toolkit;
  29 import java.awt.event.ActionEvent;
  30 import java.awt.event.ActionListener;
  31 import java.awt.event.InputEvent;
  32 import java.awt.event.KeyEvent;
  33 import java.awt.event.WindowAdapter;
  34 import java.awt.event.WindowEvent;
  35 import java.io.IOException;
  36 import java.text.MessageFormat;
  37 import java.util.ArrayList;
  38 import java.util.Collection;
  39 import java.util.List;
  40
  41 import javax.swing.AbstractAction;
  42 import javax.swing.Action;
  43 import javax.swing.BorderFactory;
  44 import javax.swing.DefaultListCellRenderer;
  45 import javax.swing.JButton;
  46 import javax.swing.JComboBox;
  47 import javax.swing.JDialog;
  48 import javax.swing.JFrame;
  49 import javax.swing.JLabel;
  50 import javax.swing.JList;
  51 import javax.swing.JOptionPane;
  52 import javax.swing.JPanel;
  53 import javax.swing.JSeparator;
  54 import javax.swing.JTextField;
  55 import javax.swing.KeyStroke;
  56 import javax.swing.SwingConstants;
  57
  58 import net.pterodactylus.util.swing.ComboBoxModelList;
  59 import de.todesbaum.jsite.application.Freenet7Interface;
  60 import de.todesbaum.jsite.i18n.I18n;
  61 import de.todesbaum.jsite.i18n.I18nContainer;
  62 import de.todesbaum.util.freenet.fcp2.wot.OwnIdentity;
  63
  64 /**
  65  * A dialog that lets the user edit the private and public key for a project.
  66  *
  67  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  68  */
  69 public class KeyDialog extends JDialog {
  70
  71         /** Interface to the freenet node. */
  72         private final Freenet7Interface freenetInterface;
  73
  74         /** The public key. */
  75         private String publicKey;
  76
  77         /** The private key. */
  78         private String privateKey;
  79
  80         /** The “OK” button’s action. */
  81         private Action okAction;
  82
  83         /** The “Cancel” button’s action. */
  84         private Action cancelAction;
  85
  86         /** The “Regenerate” button’s action. */
  87         private Action generateAction;
  88
  89         /** The “Copy from Identity” action. */
  90         private Action copyFromIdentityAction;
  91
  92         /** The text field for the private key. */
  93         private JTextField privateKeyTextField;
  94
  95         /** The text field for the public key. */
  96         private JTextField publicKeyTextField;
  97
  98         /** The select box for the own identities. */
  99         private JComboBox ownIdentitiesComboBox;
 100
 101         /** Whether the dialog was cancelled. */
 102         private boolean cancelled;
 103
 104         /** The list of own identities. */
 105         private final List<OwnIdentity> ownIdentities = new ArrayList<OwnIdentity>();
 106
 107         /**
 108          * Creates a new key dialog.
 109          *
 110          * @param freenetInterface
 111          *            Interface to the freenet node
 112          * @param parent
 113          *            The parent frame
 114          */
 115         public KeyDialog(Freenet7Interface freenetInterface, JFrame parent) {
 116                 super(parent, I18n.getMessage("jsite.key-dialog.title"), true);
 117                 this.freenetInterface = freenetInterface;
 118                 addWindowListener(new WindowAdapter() {
 119
 120                         @Override
 121                         @SuppressWarnings("synthetic-access")
 122                         public void windowClosing(WindowEvent windowEvent) {
 123                                 actionCancel();
 124                         }
 125                 });
 126                 initDialog();
 127         }
 128
 129         //
 130         // ACCESSORS
 131         //
 132
 133         /**
 134          * Returns whether the dialog was cancelled.
 135          *
 136          * @return {@code true} if the dialog was cancelled, {@code false} otherwise
 137          */
 138         public boolean wasCancelled() {
 139                 return cancelled;
 140         }
 141
 142         /**
 143          * Returns the public key.
 144          *
 145          * @return The public key
 146          */
 147         public String getPublicKey() {
 148                 return publicKey;
 149         }
 150
 151         /**
 152          * Sets the public key.
 153          *
 154          * @param publicKey
 155          *            The public key
 156          */
 157         public void setPublicKey(String publicKey) {
 158                 this.publicKey = publicKey;
 159                 publicKeyTextField.setText(publicKey);
 160                 pack();
 161         }
 162
 163         /**
 164          * Returns the private key.
 165          *
 166          * @return The private key
 167          */
 168         public String getPrivateKey() {
 169                 return privateKey;
 170         }
 171
 172         /**
 173          * Sets the private key.
 174          *
 175          * @param privateKey
 176          *            The private key
 177          */
 178         public void setPrivateKey(String privateKey) {
 179                 this.privateKey = privateKey;
 180                 privateKeyTextField.setText(privateKey);
 181                 pack();
 182         }
 183
 184         /**
 185          * Sets the own identities to display and copy URIs from.
 186          *
 187          * @param ownIdentities
 188          *            The list of own identities
 189          */
 190         public void setOwnIdentities(Collection<? extends OwnIdentity> ownIdentities) {
 191                 synchronized (this.ownIdentities) {
 192                         this.ownIdentities.clear();
 193                         this.ownIdentities.addAll(ownIdentities);
 194                 }
 195                 int selectedIndex = -1;
 196                 int index = 0;
 197                 for (OwnIdentity ownIdentity : ownIdentities) {
 198                         if (ownIdentity.getInsertUri().equals(privateKey) && ownIdentity.getRequestUri().equals(publicKey)) {
 199                                 selectedIndex = index;
 200                         }
 201                         index++;
 202                 }
 203                 ownIdentitiesComboBox.setSelectedIndex(selectedIndex);
 204         }
 205
 206         //
 207         // ACTIONS
 208         //
 209
 210         /**
 211          * {@inheritDoc}
 212          */
 213         @Override
 214         public void pack() {
 215                 super.pack();
 216                 Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
 217                 setLocation((screenSize.width - getWidth()) / 2, (screenSize.height - getHeight()) / 2);
 218         }
 219
 220         //
 221         // PRIVATE METHODS
 222         //
 223
 224         /**
 225          * Creates all necessary actions.
 226          */
 227         private void createActions() {
 228                 okAction = new AbstractAction(I18n.getMessage("jsite.general.ok")) {
 229
 230                         @Override
 231                         @SuppressWarnings("synthetic-access")
 232                         public void actionPerformed(ActionEvent actionEvent) {
 233                                 actionOk();
 234                         }
 235                 };
 236                 okAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.ok.tooltip"));
 237                 okAction.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_ENTER);
 238
 239                 cancelAction = new AbstractAction(I18n.getMessage("jsite.general.cancel")) {
 240
 241                         @Override
 242                         @SuppressWarnings("synthetic-access")
 243                         public void actionPerformed(ActionEvent actionEvent) {
 244                                 actionCancel();
 245                         }
 246                 };
 247                 cancelAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.cancel.tooltip"));
 248                 cancelAction.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_ESCAPE);
 249
 250                 copyFromIdentityAction = new AbstractAction(I18n.getMessage("jsite.key-dialog.button.copy-from-identity")) {
 251
 252                         @Override
 253                         @SuppressWarnings("synthetic-access")
 254                         public void actionPerformed(ActionEvent actionevent) {
 255                                 actionCopyFromIdentity();
 256                         }
 257                 };
 258                 copyFromIdentityAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.copy-from-identity.tooltip"));
 259                 copyFromIdentityAction.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_C, InputEvent.CTRL_DOWN_MASK));
 260
 261                 generateAction = new AbstractAction(I18n.getMessage("jsite.key-dialog.button.generate")) {
 262
 263                         @Override
 264                         @SuppressWarnings("synthetic-access")
 265                         public void actionPerformed(ActionEvent actionEvent) {
 266                                 actionGenerate();
 267                         }
 268                 };
 269                 generateAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.generate.tooltip"));
 270                 generateAction.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_R, InputEvent.CTRL_DOWN_MASK));
 271         }
 272
 273         /**
 274          * Initializes the dialog and all its components.
 275          */
 276         private void initDialog() {
 277                 createActions();
 278                 JPanel dialogPanel = new JPanel(new BorderLayout(12, 12));
 279                 dialogPanel.setBorder(BorderFactory.createEmptyBorder(12, 12, 12, 12));
 280
 281                 JPanel contentPanel = new JPanel(new GridBagLayout());
 282                 dialogPanel.add(contentPanel, BorderLayout.CENTER);
 283
 284                 final JLabel keysLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.keys"));
 285                 contentPanel.add(keysLabel, new GridBagConstraints(0, 0, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0));
 286
 287                 final JLabel privateKeyLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.private-key"));
 288                 contentPanel.add(privateKeyLabel, new GridBagConstraints(0, 1, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.NONE, new Insets(12, 18, 0, 0), 0, 0));
 289
 290                 privateKeyTextField = new JTextField();
 291                 contentPanel.add(privateKeyTextField, new GridBagConstraints(1, 1, 2, 1, 1.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(6, 12, 0, 0), 0, 0));
 292
 293                 final JLabel publicKeyLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.public-key"));
 294                 contentPanel.add(publicKeyLabel, new GridBagConstraints(0, 2, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.NONE, new Insets(6, 18, 0, 0), 0, 0));
 295
 296                 publicKeyTextField = new JTextField();
 297                 contentPanel.add(publicKeyTextField, new GridBagConstraints(1, 2, 2, 1, 1.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(6, 12, 0, 0), 0, 0));
 298
 299                 final JLabel identitiesLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.identities"));
 300                 contentPanel.add(identitiesLabel, new GridBagConstraints(0, 3, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.NONE, new Insets(12, 0, 0, 0), 0, 0));
 301
 302                 final JLabel identityLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.identity"));
 303                 contentPanel.add(identityLabel, new GridBagConstraints(0, 4, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.NONE, new Insets(12, 18, 0, 0), 0, 0));
 304
 305                 ownIdentitiesComboBox = new JComboBox(new ComboBoxModelList<OwnIdentity>(ownIdentities));
 306                 ownIdentitiesComboBox.addActionListener(new ActionListener() {
 307
 308                         @Override
 309                         @SuppressWarnings("synthetic-access")
 310                         public void actionPerformed(ActionEvent actionevent) {
 311                                 copyFromIdentityAction.setEnabled(ownIdentitiesComboBox.getSelectedIndex() > -1);
 312                         }
 313                 });
 314                 ownIdentitiesComboBox.setRenderer(new DefaultListCellRenderer() {
 315
 316                         @Override
 317                         public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
 318                                 super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
 319                                 if (value == null) {
 320                                         setText("");
 321                                 } else {
 322                                         OwnIdentity ownIdentity = (OwnIdentity) value;
 323                                         setText(String.format("%s (%s)", ownIdentity.getNickname(), ownIdentity.getRequestUri().substring(0, ownIdentity.getRequestUri().indexOf(','))));
 324                                 }
 325                                 return this;
 326                         }
 327                 });
 328                 contentPanel.add(ownIdentitiesComboBox, new GridBagConstraints(1, 4, 1, 1, 1.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(6, 12, 0, 0), 0, 0));
 329
 330                 JButton copyFromIdentityButton = new JButton(copyFromIdentityAction);
 331                 contentPanel.add(copyFromIdentityButton, new GridBagConstraints(2, 4, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_END, GridBagConstraints.NONE, new Insets(6, 12, 0, 0), 0, 0));
 332
 333                 final JLabel actionsLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.actions"));
 334                 contentPanel.add(actionsLabel, new GridBagConstraints(0, 5, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.NONE, new Insets(12, 0, 0, 0), 0, 0));
 335
 336                 JPanel actionButtonPanel = new JPanel(new FlowLayout(FlowLayout.LEADING, 12, 12));
 337                 actionButtonPanel.setBorder(BorderFactory.createEmptyBorder(-12, -12, -12, -12));
 338                 contentPanel.add(actionButtonPanel, new GridBagConstraints(0, 6, 3, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.NONE, new Insets(12, 18, 0, 0), 0, 0));
 339
 340                 actionButtonPanel.add(new JButton(generateAction));
 341
 342                 JPanel separatorPanel = new JPanel(new BorderLayout(12, 12));
 343                 dialogPanel.add(separatorPanel, BorderLayout.PAGE_END);
 344                 separatorPanel.add(new JSeparator(SwingConstants.HORIZONTAL), BorderLayout.PAGE_START);
 345
 346                 JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.TRAILING, 12, 12));
 347                 buttonPanel.setBorder(BorderFactory.createEmptyBorder(-12, -12, -12, -12));
 348                 separatorPanel.add(buttonPanel, BorderLayout.CENTER);
 349                 buttonPanel.add(new JButton(okAction));
 350                 buttonPanel.add(new JButton(cancelAction));
 351
 352                 I18nContainer.getInstance().registerRunnable(new Runnable() {
 353
 354                         @Override
 355                         public void run() {
 356                                 keysLabel.setText(I18n.getMessage("jsite.key-dialog.label.keys"));
 357                                 privateKeyLabel.setText(I18n.getMessage("jsite.key-dialog.label.private-key"));
 358                                 publicKeyLabel.setText(I18n.getMessage("jsite.key-dialog.label.public-key"));
 359                                 identitiesLabel.setText(I18n.getMessage("jsite.key-dialog.label.identities"));
 360                                 identityLabel.setText(I18n.getMessage("jsite.key-dialog.label.identity"));
 361                                 actionsLabel.setText(I18n.getMessage("jsite.key-dialog.label.actions"));
 362                         }
 363                 });
 364
 365                 getContentPane().add(dialogPanel, BorderLayout.CENTER);
 366                 pack();
 367                 setResizable(false);
 368         }
 369
 370         //
 371         // PRIVATE ACTIONS
 372         //
 373
 374         /**
 375          * Quits the dialog, accepting all changes.
 376          */
 377         private void actionOk() {
 378                 publicKey = publicKeyTextField.getText();
 379                 privateKey = privateKeyTextField.getText();
 380                 cancelled = false;
 381                 setVisible(false);
 382         }
 383
 384         /**
 385          * Quits the dialog, discarding all changes.
 386          */
 387         private void actionCancel() {
 388                 cancelled = true;
 389                 setVisible(false);
 390         }
 391
 392         /**
 393          * Copies the public and private key from the selected identity.
 394          */
 395         private void actionCopyFromIdentity() {
 396                 OwnIdentity ownIdentity = (OwnIdentity) ownIdentitiesComboBox.getSelectedItem();
 397                 if (ownIdentity == null) {
 398                         return;
 399                 }
 400                 setPublicKey(ownIdentity.getRequestUri());
 401                 setPrivateKey(ownIdentity.getInsertUri());
 402         }
 403
 404         /**
 405          * Generates a new key pair.
 406          */
 407         private void actionGenerate() {
 408                 if (JOptionPane.showConfirmDialog(this, I18n.getMessage("jsite.project.warning.generate-new-key"), null, JOptionPane.OK_CANCEL_OPTION) == JOptionPane.CANCEL_OPTION) {
 409                         return;
 410                 }
 411                 String[] keyPair = null;
 412                 try {
 413                         keyPair = freenetInterface.generateKeyPair();
 414                 } catch (IOException ioe1) {
 415                         JOptionPane.showMessageDialog(this, MessageFormat.format(I18n.getMessage("jsite.project.keygen.io-error"), ioe1.getMessage()), null, JOptionPane.ERROR_MESSAGE);
 416                         return;
 417                 }
 418                 publicKeyTextField.setText(keyPair[1].substring(keyPair[1].indexOf('@') + 1, keyPair[1].lastIndexOf('/')));
 419                 privateKeyTextField.setText(keyPair[0].substring(keyPair[0].indexOf('@') + 1, keyPair[0].lastIndexOf('/')));
 420                 pack();
 421         }
 422
 423 }