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.Collections;
  40 import java.util.Comparator;
  41 import java.util.List;
  42
  43 import javax.swing.AbstractAction;
  44 import javax.swing.Action;
  45 import javax.swing.BorderFactory;
  46 import javax.swing.DefaultListCellRenderer;
  47 import javax.swing.JButton;
  48 import javax.swing.JComboBox;
  49 import javax.swing.JDialog;
  50 import javax.swing.JFrame;
  51 import javax.swing.JLabel;
  52 import javax.swing.JList;
  53 import javax.swing.JOptionPane;
  54 import javax.swing.JPanel;
  55 import javax.swing.JSeparator;
  56 import javax.swing.JTextField;
  57 import javax.swing.KeyStroke;
  58 import javax.swing.SwingConstants;
  59
  60 import net.pterodactylus.util.swing.ComboBoxModelList;
  61 import de.todesbaum.jsite.application.Freenet7Interface;
  62 import de.todesbaum.jsite.i18n.I18n;
  63 import de.todesbaum.jsite.i18n.I18nContainer;
  64 import de.todesbaum.util.freenet.fcp2.wot.OwnIdentity;
  65
  66 /**
  67  * A dialog that lets the user edit the private and public key for a project.
  68  *
  69  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  70  */
  71 public class KeyDialog extends JDialog {
  72
  73         /** Interface to the freenet node. */
  74         private final Freenet7Interface freenetInterface;
  75
  76         /** The public key. */
  77         private String publicKey;
  78
  79         /** The private key. */
  80         private String privateKey;
  81
  82         /** The “OK” button’s action. */
  83         private Action okAction;
  84
  85         /** The “Cancel” button’s action. */
  86         private Action cancelAction;
  87
  88         /** The “Regenerate” button’s action. */
  89         private Action generateAction;
  90
  91         /** The “Copy from Identity” action. */
  92         private Action copyFromIdentityAction;
  93
  94         /** The text field for the private key. */
  95         private JTextField privateKeyTextField;
  96
  97         /** The text field for the public key. */
  98         private JTextField publicKeyTextField;
  99
 100         /** The select box for the own identities. */
 101         private JComboBox ownIdentitiesComboBox;
 102
 103         /** Whether the dialog was cancelled. */
 104         private boolean cancelled;
 105
 106         /** The list of own identities. */
 107         private final List<OwnIdentity> ownIdentities = new ArrayList<OwnIdentity>();
 108
 109         /**
 110          * Creates a new key dialog.
 111          *
 112          * @param freenetInterface
 113          *            Interface to the freenet node
 114          * @param parent
 115          *            The parent frame
 116          */
 117         public KeyDialog(Freenet7Interface freenetInterface, JFrame parent) {
 118                 super(parent, I18n.getMessage("jsite.key-dialog.title"), true);
 119                 this.freenetInterface = freenetInterface;
 120                 addWindowListener(new WindowAdapter() {
 121
 122                         @Override
 123                         @SuppressWarnings("synthetic-access")
 124                         public void windowClosing(WindowEvent windowEvent) {
 125                                 actionCancel();
 126                         }
 127                 });
 128                 initDialog();
 129         }
 130
 131         //
 132         // ACCESSORS
 133         //
 134
 135         /**
 136          * Returns whether the dialog was cancelled.
 137          *
 138          * @return {@code true} if the dialog was cancelled, {@code false} otherwise
 139          */
 140         public boolean wasCancelled() {
 141                 return cancelled;
 142         }
 143
 144         /**
 145          * Returns the public key.
 146          *
 147          * @return The public key
 148          */
 149         public String getPublicKey() {
 150                 return publicKey;
 151         }
 152
 153         /**
 154          * Sets the public key.
 155          *
 156          * @param publicKey
 157          *            The public key
 158          */
 159         public void setPublicKey(String publicKey) {
 160                 this.publicKey = publicKey;
 161                 publicKeyTextField.setText(publicKey);
 162                 pack();
 163         }
 164
 165         /**
 166          * Returns the private key.
 167          *
 168          * @return The private key
 169          */
 170         public String getPrivateKey() {
 171                 return privateKey;
 172         }
 173
 174         /**
 175          * Sets the private key.
 176          *
 177          * @param privateKey
 178          *            The private key
 179          */
 180         public void setPrivateKey(String privateKey) {
 181                 this.privateKey = privateKey;
 182                 privateKeyTextField.setText(privateKey);
 183                 pack();
 184         }
 185
 186         /**
 187          * Sets the own identities to display and copy URIs from.
 188          *
 189          * @param ownIdentities
 190          *            The list of own identities
 191          */
 192         public void setOwnIdentities(Collection<? extends OwnIdentity> ownIdentities) {
 193                 synchronized (this.ownIdentities) {
 194                         this.ownIdentities.clear();
 195                         this.ownIdentities.addAll(ownIdentities);
 196                         Collections.sort(this.ownIdentities, new Comparator<OwnIdentity>() {
 197
 198                                 @Override
 199                                 public int compare(OwnIdentity leftOwnIdentity, OwnIdentity rightOwnIdentity) {
 200                                         return leftOwnIdentity.getNickname().compareToIgnoreCase(rightOwnIdentity.getNickname());
 201                                 }
 202                         });
 203                 }
 204                 int selectedIndex = -1;
 205                 int index = 0;
 206                 for (OwnIdentity ownIdentity : this.ownIdentities) {
 207                         if (ownIdentity.getInsertUri().equals(privateKey) && ownIdentity.getRequestUri().equals(publicKey)) {
 208                                 selectedIndex = index;
 209                         }
 210                         index++;
 211                 }
 212                 ownIdentitiesComboBox.setSelectedIndex(selectedIndex);
 213         }
 214
 215         //
 216         // ACTIONS
 217         //
 218
 219         /**
 220          * {@inheritDoc}
 221          */
 222         @Override
 223         public void pack() {
 224                 super.pack();
 225                 Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
 226                 setLocation((screenSize.width - getWidth()) / 2, (screenSize.height - getHeight()) / 2);
 227         }
 228
 229         //
 230         // PRIVATE METHODS
 231         //
 232
 233         /**
 234          * Creates all necessary actions.
 235          */
 236         private void createActions() {
 237                 okAction = new AbstractAction(I18n.getMessage("jsite.general.ok")) {
 238
 239                         @Override
 240                         @SuppressWarnings("synthetic-access")
 241                         public void actionPerformed(ActionEvent actionEvent) {
 242                                 actionOk();
 243                         }
 244                 };
 245                 okAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.ok.tooltip"));
 246                 okAction.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_ENTER);
 247
 248                 cancelAction = new AbstractAction(I18n.getMessage("jsite.general.cancel")) {
 249
 250                         @Override
 251                         @SuppressWarnings("synthetic-access")
 252                         public void actionPerformed(ActionEvent actionEvent) {
 253                                 actionCancel();
 254                         }
 255                 };
 256                 cancelAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.cancel.tooltip"));
 257                 cancelAction.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_ESCAPE);
 258
 259                 copyFromIdentityAction = new AbstractAction(I18n.getMessage("jsite.key-dialog.button.copy-from-identity")) {
 260
 261                         @Override
 262                         @SuppressWarnings("synthetic-access")
 263                         public void actionPerformed(ActionEvent actionevent) {
 264                                 actionCopyFromIdentity();
 265                         }
 266                 };
 267                 copyFromIdentityAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.copy-from-identity.tooltip"));
 268                 copyFromIdentityAction.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_C, InputEvent.CTRL_DOWN_MASK));
 269
 270                 generateAction = new AbstractAction(I18n.getMessage("jsite.key-dialog.button.generate")) {
 271
 272                         @Override
 273                         @SuppressWarnings("synthetic-access")
 274                         public void actionPerformed(ActionEvent actionEvent) {
 275                                 actionGenerate();
 276                         }
 277                 };
 278                 generateAction.putValue(Action.SHORT_DESCRIPTION, I18n.getMessage("jsite.key-dialog.button.generate.tooltip"));
 279                 generateAction.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_R, InputEvent.CTRL_DOWN_MASK));
 280         }
 281
 282         /**
 283          * Initializes the dialog and all its components.
 284          */
 285         private void initDialog() {
 286                 createActions();
 287                 JPanel dialogPanel = new JPanel(new BorderLayout(12, 12));
 288                 dialogPanel.setBorder(BorderFactory.createEmptyBorder(12, 12, 12, 12));
 289
 290                 JPanel contentPanel = new JPanel(new GridBagLayout());
 291                 dialogPanel.add(contentPanel, BorderLayout.CENTER);
 292
 293                 final JLabel keysLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.keys"));
 294                 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));
 295
 296                 final JLabel privateKeyLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.private-key"));
 297                 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));
 298
 299                 privateKeyTextField = new JTextField();
 300                 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));
 301
 302                 final JLabel publicKeyLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.public-key"));
 303                 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));
 304
 305                 publicKeyTextField = new JTextField();
 306                 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));
 307
 308                 final JLabel identitiesLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.identities"));
 309                 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));
 310
 311                 final JLabel identityLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.identity"));
 312                 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));
 313
 314                 ownIdentitiesComboBox = new JComboBox(new ComboBoxModelList<OwnIdentity>(ownIdentities));
 315                 ownIdentitiesComboBox.addActionListener(new ActionListener() {
 316
 317                         @Override
 318                         @SuppressWarnings("synthetic-access")
 319                         public void actionPerformed(ActionEvent actionevent) {
 320                                 copyFromIdentityAction.setEnabled(ownIdentitiesComboBox.getSelectedIndex() > -1);
 321                         }
 322                 });
 323                 ownIdentitiesComboBox.setRenderer(new DefaultListCellRenderer() {
 324
 325                         @Override
 326                         public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
 327                                 super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
 328                                 if (value == null) {
 329                                         setText("");
 330                                 } else {
 331                                         OwnIdentity ownIdentity = (OwnIdentity) value;
 332                                         setText(String.format("%s (%s)", ownIdentity.getNickname(), ownIdentity.getRequestUri().substring(0, ownIdentity.getRequestUri().indexOf(','))));
 333                                 }
 334                                 return this;
 335                         }
 336                 });
 337                 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));
 338
 339                 JButton copyFromIdentityButton = new JButton(copyFromIdentityAction);
 340                 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));
 341
 342                 final JLabel actionsLabel = new JLabel(I18n.getMessage("jsite.key-dialog.label.actions"));
 343                 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));
 344
 345                 JPanel actionButtonPanel = new JPanel(new FlowLayout(FlowLayout.LEADING, 12, 12));
 346                 actionButtonPanel.setBorder(BorderFactory.createEmptyBorder(-12, -12, -12, -12));
 347                 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));
 348
 349                 actionButtonPanel.add(new JButton(generateAction));
 350
 351                 JPanel separatorPanel = new JPanel(new BorderLayout(12, 12));
 352                 dialogPanel.add(separatorPanel, BorderLayout.PAGE_END);
 353                 separatorPanel.add(new JSeparator(SwingConstants.HORIZONTAL), BorderLayout.PAGE_START);
 354
 355                 JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.TRAILING, 12, 12));
 356                 buttonPanel.setBorder(BorderFactory.createEmptyBorder(-12, -12, -12, -12));
 357                 separatorPanel.add(buttonPanel, BorderLayout.CENTER);
 358                 buttonPanel.add(new JButton(okAction));
 359                 buttonPanel.add(new JButton(cancelAction));
 360
 361                 I18nContainer.getInstance().registerRunnable(new Runnable() {
 362
 363                         @Override
 364                         public void run() {
 365                                 keysLabel.setText(I18n.getMessage("jsite.key-dialog.label.keys"));
 366                                 privateKeyLabel.setText(I18n.getMessage("jsite.key-dialog.label.private-key"));
 367                                 publicKeyLabel.setText(I18n.getMessage("jsite.key-dialog.label.public-key"));
 368                                 identitiesLabel.setText(I18n.getMessage("jsite.key-dialog.label.identities"));
 369                                 identityLabel.setText(I18n.getMessage("jsite.key-dialog.label.identity"));
 370                                 actionsLabel.setText(I18n.getMessage("jsite.key-dialog.label.actions"));
 371                         }
 372                 });
 373
 374                 getContentPane().add(dialogPanel, BorderLayout.CENTER);
 375                 pack();
 376                 setResizable(false);
 377         }
 378
 379         //
 380         // PRIVATE ACTIONS
 381         //
 382
 383         /**
 384          * Quits the dialog, accepting all changes.
 385          */
 386         private void actionOk() {
 387                 publicKey = publicKeyTextField.getText();
 388                 privateKey = privateKeyTextField.getText();
 389                 cancelled = false;
 390                 setVisible(false);
 391         }
 392
 393         /**
 394          * Quits the dialog, discarding all changes.
 395          */
 396         private void actionCancel() {
 397                 cancelled = true;
 398                 setVisible(false);
 399         }
 400
 401         /**
 402          * Copies the public and private key from the selected identity.
 403          */
 404         private void actionCopyFromIdentity() {
 405                 OwnIdentity ownIdentity = (OwnIdentity) ownIdentitiesComboBox.getSelectedItem();
 406                 if (ownIdentity == null) {
 407                         return;
 408                 }
 409                 setPublicKey(ownIdentity.getRequestUri());
 410                 setPrivateKey(ownIdentity.getInsertUri());
 411         }
 412
 413         /**
 414          * Generates a new key pair.
 415          */
 416         private void actionGenerate() {
 417                 if (JOptionPane.showConfirmDialog(this, I18n.getMessage("jsite.project.warning.generate-new-key"), null, JOptionPane.OK_CANCEL_OPTION) == JOptionPane.CANCEL_OPTION) {
 418                         return;
 419                 }
 420                 String[] keyPair = null;
 421                 try {
 422                         keyPair = freenetInterface.generateKeyPair();
 423                 } catch (IOException ioe1) {
 424                         JOptionPane.showMessageDialog(this, MessageFormat.format(I18n.getMessage("jsite.project.keygen.io-error"), ioe1.getMessage()), null, JOptionPane.ERROR_MESSAGE);
 425                         return;
 426                 }
 427                 publicKeyTextField.setText(keyPair[1].substring(keyPair[1].indexOf('@') + 1, keyPair[1].lastIndexOf('/')));
 428                 privateKeyTextField.setText(keyPair[0].substring(keyPair[0].indexOf('@') + 1, keyPair[0].lastIndexOf('/')));
 429                 pack();
 430         }
 431
 432 }