src/de/todesbaum/jsite/main/Main.java

   1 /*
   2  * jSite - a tool for uploading websites into Freenet
   3  * Copyright (C) 2006 David Roden
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 package de.todesbaum.jsite.main;
  21
  22 import java.awt.event.ActionEvent;
  23 import java.awt.event.ActionListener;
  24 import java.io.File;
  25 import java.io.IOException;
  26 import java.text.MessageFormat;
  27 import java.util.Date;
  28 import java.util.HashMap;
  29 import java.util.Locale;
  30 import java.util.Map;
  31 import java.util.Set;
  32 import java.util.Map.Entry;
  33
  34 import javax.swing.AbstractAction;
  35 import javax.swing.Action;
  36 import javax.swing.ButtonGroup;
  37 import javax.swing.Icon;
  38 import javax.swing.JList;
  39 import javax.swing.JMenu;
  40 import javax.swing.JMenuBar;
  41 import javax.swing.JOptionPane;
  42 import javax.swing.JPanel;
  43 import javax.swing.JRadioButtonMenuItem;
  44 import javax.swing.event.ListSelectionEvent;
  45 import javax.swing.event.ListSelectionListener;
  46
  47 import de.todesbaum.jsite.application.FileOption;
  48 import de.todesbaum.jsite.application.Freenet7Interface;
  49 import de.todesbaum.jsite.application.Node;
  50 import de.todesbaum.jsite.application.Project;
  51 import de.todesbaum.jsite.gui.NodeManagerListener;
  52 import de.todesbaum.jsite.gui.NodeManagerPage;
  53 import de.todesbaum.jsite.gui.ProjectFilesPage;
  54 import de.todesbaum.jsite.gui.ProjectInsertPage;
  55 import de.todesbaum.jsite.gui.ProjectPage;
  56 import de.todesbaum.jsite.gui.UpdateChecker;
  57 import de.todesbaum.jsite.gui.UpdateListener;
  58 import de.todesbaum.jsite.i18n.I18n;
  59 import de.todesbaum.jsite.i18n.I18nContainer;
  60 import de.todesbaum.util.image.IconLoader;
  61 import de.todesbaum.util.swing.TWizard;
  62 import de.todesbaum.util.swing.TWizardPage;
  63 import de.todesbaum.util.swing.WizardListener;
  64
  65 /**
  66  * The main class that ties together everything.
  67  *
  68  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  69  */
  70 public class Main implements ActionListener, ListSelectionListener, WizardListener, NodeManagerListener, UpdateListener {
  71
  72         /** Whether the debug mode is activated. */
  73         private static boolean debug = false;
  74
  75         /** The version. */
  76         private static final Version VERSION = new Version(0, 7);
  77
  78         /** The configuration. */
  79         private Configuration configuration;
  80
  81         /** The freenet interface. */
  82         private Freenet7Interface freenetInterface = new Freenet7Interface();
  83
  84         /** The update checker. */
  85         private final UpdateChecker updateChecker;
  86
  87         /** The jSite icon. */
  88         private Icon jSiteIcon;
  89
  90         /**
  91          * Enumeration for all possible pages.
  92          *
  93          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  94          */
  95         private static enum PageType {
  96
  97                 /** The node manager page. */
  98                 PAGE_NODE_MANAGER,
  99
 100                 /** The project page. */
 101                 PAGE_PROJECTS,
 102
 103                 /** The project files page. */
 104                 PAGE_PROJECT_FILES,
 105
 106                 /** The project insert page. */
 107                 PAGE_INSERT_PROJECT
 108
 109         }
 110
 111         /** The supported locales. */
 112         private static final Locale[] SUPPORTED_LOCALES = new Locale[] { Locale.ENGLISH, Locale.GERMAN, Locale.FRENCH, Locale.ITALIAN, new Locale("pl") };
 113
 114         /** The actions that switch the language. */
 115         private Map<Locale, Action> languageActions = new HashMap<Locale, Action>();
 116
 117         /** The “manage nodes” action. */
 118         private Action manageNodeAction;
 119
 120         /** The “check for updates” action. */
 121         private Action checkForUpdatesAction;
 122
 123         /** The “about jSite” action. */
 124         private Action aboutAction;
 125
 126         /** The wizard. */
 127         private TWizard wizard;
 128
 129         /** The node menu. */
 130         private JMenu nodeMenu;
 131
 132         /** The currently selected node. */
 133         private Node selectedNode;
 134
 135         /** Mapping from page type to page. */
 136         private final Map<PageType, TWizardPage> pages = new HashMap<PageType, TWizardPage>();
 137
 138         /**
 139          * Creates a new core with the default configuration file.
 140          */
 141         private Main() {
 142                 this(null);
 143         }
 144
 145         /**
 146          * Creates a new core with the given configuration from the given file.
 147          *
 148          * @param configFilename
 149          *            The name of the configuration file
 150          */
 151         private Main(String configFilename) {
 152                 if (configFilename != null) {
 153                         configuration = new Configuration(configFilename);
 154                 } else {
 155                         configuration = new Configuration();
 156                 }
 157                 Locale.setDefault(configuration.getLocale());
 158                 I18n.setLocale(configuration.getLocale());
 159                 if (!configuration.createLockFile()) {
 160                         int option = JOptionPane.showOptionDialog(null, I18n.getMessage("jsite.main.already-running"), "", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, new Object[] { I18n.getMessage("jsite.main.already-running.override"), I18n.getMessage("jsite.wizard.quit") }, I18n.getMessage("jsite.wizard.quit"));
 161                         if (option != 0) {
 162                                 throw new IllegalStateException("Lockfile override not active, refusing start.");
 163                         }
 164                         configuration.removeLockfileOnExit();
 165                 }
 166                 wizard = new TWizard();
 167                 createActions();
 168                 wizard.setJMenuBar(createMenuBar());
 169                 wizard.setQuitName(I18n.getMessage("jsite.wizard.quit"));
 170                 wizard.setPreviousEnabled(false);
 171                 wizard.setNextEnabled(true);
 172                 wizard.addWizardListener(this);
 173                 jSiteIcon = IconLoader.loadIcon("/jsite-icon.png");
 174                 wizard.setIcon(jSiteIcon);
 175
 176                 updateChecker = new UpdateChecker(freenetInterface);
 177                 updateChecker.addUpdateListener(this);
 178                 updateChecker.start();
 179
 180                 initPages();
 181                 showPage(PageType.PAGE_PROJECTS);
 182         }
 183
 184         /**
 185          * Creates all actions.
 186          */
 187         private void createActions() {
 188                 for (final Locale locale : SUPPORTED_LOCALES) {
 189                         languageActions.put(locale, new AbstractAction(I18n.getMessage("jsite.menu.language." + locale.getLanguage()), IconLoader.loadIcon("/flag-" + locale.getLanguage() + ".png")) {
 190
 191                                 @SuppressWarnings("synthetic-access")
 192                                 public void actionPerformed(ActionEvent actionEvent) {
 193                                         switchLanguage(locale);
 194                                 }
 195                         });
 196                 }
 197                 manageNodeAction = new AbstractAction(I18n.getMessage("jsite.menu.nodes.manage-nodes")) {
 198
 199                         @SuppressWarnings("synthetic-access")
 200                         public void actionPerformed(ActionEvent actionEvent) {
 201                                 showPage(PageType.PAGE_NODE_MANAGER);
 202                                 wizard.setPreviousName(I18n.getMessage("jsite.wizard.previous"));
 203                                 wizard.setNextName(I18n.getMessage("jsite.wizard.next"));
 204                         }
 205                 };
 206                 checkForUpdatesAction = new AbstractAction(I18n.getMessage("jsite.menu.help.check-for-updates")) {
 207
 208                         /**
 209                          * {@inheritDoc}
 210                          */
 211                         @SuppressWarnings("synthetic-access")
 212                         public void actionPerformed(ActionEvent actionEvent) {
 213                                 showLatestUpdate();
 214                         }
 215                 };
 216                 aboutAction = new AbstractAction(I18n.getMessage("jsite.menu.help.about")) {
 217
 218                         @SuppressWarnings("synthetic-access")
 219                         public void actionPerformed(ActionEvent e) {
 220                                 JOptionPane.showMessageDialog(wizard, MessageFormat.format(I18n.getMessage("jsite.about.message"), getVersion().toString()), null, JOptionPane.INFORMATION_MESSAGE, jSiteIcon);
 221                         }
 222                 };
 223
 224                 I18nContainer.getInstance().registerRunnable(new Runnable() {
 225
 226                         @SuppressWarnings("synthetic-access")
 227                         public void run() {
 228                                 manageNodeAction.putValue(Action.NAME, I18n.getMessage("jsite.menu.nodes.manage-nodes"));
 229                                 aboutAction.putValue(Action.NAME, I18n.getMessage("jsite.menu.help.about"));
 230                         }
 231                 });
 232         }
 233
 234         /**
 235          * Creates the menu bar.
 236          *
 237          * @return The menu bar
 238          */
 239         private JMenuBar createMenuBar() {
 240                 JMenuBar menuBar = new JMenuBar();
 241                 final JMenu languageMenu = new JMenu(I18n.getMessage("jsite.menu.languages"));
 242                 menuBar.add(languageMenu);
 243                 ButtonGroup languageButtonGroup = new ButtonGroup();
 244                 for (Locale locale : SUPPORTED_LOCALES) {
 245                         Action languageAction = languageActions.get(locale);
 246                         JRadioButtonMenuItem menuItem = new JRadioButtonMenuItem(languageActions.get(locale));
 247                         if (locale.equals(Locale.getDefault())) {
 248                                 menuItem.setSelected(true);
 249                         }
 250                         languageAction.putValue("menuItem", menuItem);
 251                         languageButtonGroup.add(menuItem);
 252                         languageMenu.add(menuItem);
 253                 }
 254                 nodeMenu = new JMenu(I18n.getMessage("jsite.menu.nodes"));
 255                 menuBar.add(nodeMenu);
 256                 selectedNode = configuration.getSelectedNode();
 257                 nodesUpdated(configuration.getNodes());
 258
 259                 /* evil hack to right-align the help menu */
 260                 JPanel panel = new JPanel();
 261                 panel.setOpaque(false);
 262                 menuBar.add(panel);
 263
 264                 final JMenu helpMenu = new JMenu(I18n.getMessage("jsite.menu.help"));
 265                 menuBar.add(helpMenu);
 266                 helpMenu.add(checkForUpdatesAction);
 267                 helpMenu.add(aboutAction);
 268
 269                 I18nContainer.getInstance().registerRunnable(new Runnable() {
 270
 271                         @SuppressWarnings("synthetic-access")
 272                         public void run() {
 273                                 languageMenu.setText(I18n.getMessage("jsite.menu.languages"));
 274                                 nodeMenu.setText(I18n.getMessage("jsite.menu.nodes"));
 275                                 helpMenu.setText(I18n.getMessage("jsite.menu.help"));
 276                                 for (Map.Entry<Locale, Action> languageActionEntry : languageActions.entrySet()) {
 277                                         languageActionEntry.getValue().putValue(Action.NAME, I18n.getMessage("jsite.menu.language." + languageActionEntry.getKey().getLanguage()));
 278                                 }
 279                         }
 280                 });
 281
 282                 return menuBar;
 283         }
 284
 285         /**
 286          * Initializes all pages.
 287          */
 288         private void initPages() {
 289                 NodeManagerPage nodeManagerPage = new NodeManagerPage(wizard);
 290                 nodeManagerPage.setName("page.node-manager");
 291                 nodeManagerPage.addNodeManagerListener(this);
 292                 nodeManagerPage.setNodes(configuration.getNodes());
 293                 pages.put(PageType.PAGE_NODE_MANAGER, nodeManagerPage);
 294
 295                 ProjectPage projectPage = new ProjectPage(wizard);
 296                 projectPage.setName("page.project");
 297                 projectPage.setProjects(configuration.getProjects());
 298                 projectPage.setFreenetInterface(freenetInterface);
 299                 projectPage.addListSelectionListener(this);
 300                 pages.put(PageType.PAGE_PROJECTS, projectPage);
 301
 302                 ProjectFilesPage projectFilesPage = new ProjectFilesPage(wizard);
 303                 projectFilesPage.setName("page.project.files");
 304                 pages.put(PageType.PAGE_PROJECT_FILES, projectFilesPage);
 305
 306                 ProjectInsertPage projectInsertPage = new ProjectInsertPage(wizard);
 307                 projectInsertPage.setDebug(debug);
 308                 projectInsertPage.setName("page.project.insert");
 309                 projectInsertPage.setFreenetInterface(freenetInterface);
 310                 pages.put(PageType.PAGE_INSERT_PROJECT, projectInsertPage);
 311         }
 312
 313         /**
 314          * Shows the page with the given type.
 315          *
 316          * @param pageType
 317          *            The page type to show
 318          */
 319         private void showPage(PageType pageType) {
 320                 wizard.setPreviousEnabled(pageType.ordinal() > 0);
 321                 wizard.setNextEnabled(pageType.ordinal() < (pages.size() - 1));
 322                 wizard.setPage(pages.get(pageType));
 323                 wizard.setTitle(pages.get(pageType).getHeading() + " - jSite");
 324         }
 325
 326         /**
 327          * Saves the configuration.
 328          *
 329          * @return <code>true</code> if the configuration could be saved,
 330          *         <code>false</code> otherwise
 331          */
 332         private boolean saveConfiguration() {
 333                 NodeManagerPage nodeManagerPage = (NodeManagerPage) pages.get(PageType.PAGE_NODE_MANAGER);
 334                 configuration.setNodes(nodeManagerPage.getNodes());
 335                 if (selectedNode != null) {
 336                         configuration.setSelectedNode(selectedNode);
 337                 }
 338
 339                 ProjectPage projectPage = (ProjectPage) pages.get(PageType.PAGE_PROJECTS);
 340                 configuration.setProjects(projectPage.getProjects());
 341
 342                 return configuration.save();
 343         }
 344
 345         /**
 346          * Finds a supported locale for the given locale.
 347          *
 348          * @param forLocale
 349          *            The locale to find a supported locale for
 350          * @return The supported locale that was found, or the default locale if no
 351          *         supported locale could be found
 352          */
 353         private Locale findSupportedLocale(Locale forLocale) {
 354                 for (Locale locale : SUPPORTED_LOCALES) {
 355                         if (locale.equals(forLocale)) {
 356                                 return locale;
 357                         }
 358                 }
 359                 for (Locale locale : SUPPORTED_LOCALES) {
 360                         if (locale.getCountry().equals(forLocale.getCountry()) && locale.getLanguage().equals(forLocale.getLanguage())) {
 361                                 return locale;
 362                         }
 363                 }
 364                 for (Locale locale : SUPPORTED_LOCALES) {
 365                         if (locale.getLanguage().equals(forLocale.getLanguage())) {
 366                                 return locale;
 367                         }
 368                 }
 369                 return SUPPORTED_LOCALES[0];
 370         }
 371
 372         /**
 373          * Returns the version.
 374          *
 375          * @return The version
 376          */
 377         public static final Version getVersion() {
 378                 return VERSION;
 379         }
 380
 381         //
 382         // ACTIONS
 383         //
 384
 385         /**
 386          * Switches the language of the interface to the given locale.
 387          *
 388          * @param locale
 389          *            The locale to switch to
 390          */
 391         private void switchLanguage(Locale locale) {
 392                 Locale supportedLocale = findSupportedLocale(locale);
 393                 Action languageAction = languageActions.get(supportedLocale);
 394                 JRadioButtonMenuItem menuItem = (JRadioButtonMenuItem) languageAction.getValue("menuItem");
 395                 menuItem.setSelected(true);
 396                 I18n.setLocale(supportedLocale);
 397                 for (Runnable i18nRunnable : I18nContainer.getInstance()) {
 398                         try {
 399                                 i18nRunnable.run();
 400                         } catch (Throwable t) {
 401                                 /* we probably shouldn't swallow this. */
 402                         }
 403                 }
 404                 wizard.setPage(wizard.getPage());
 405                 configuration.setLocale(supportedLocale);
 406         }
 407
 408         /**
 409          * Shows a dialog box that shows the last version that was found by the
 410          * {@link UpdateChecker}.
 411          */
 412         private void showLatestUpdate() {
 413                 Version latestVersion = updateChecker.getLatestVersion();
 414                 int versionDifference = latestVersion.compareTo(VERSION);
 415                 if (versionDifference > 0) {
 416                         JOptionPane.showMessageDialog(wizard, MessageFormat.format(I18n.getMessage("jsite.update-checker.latest-version.newer.message"), VERSION, latestVersion), I18n.getMessage("jsite.update-checker.latest-version.title"), JOptionPane.INFORMATION_MESSAGE);
 417                 } else if (versionDifference < 0) {
 418                         JOptionPane.showMessageDialog(wizard, MessageFormat.format(I18n.getMessage("jsite.update-checker.latest-version.older.message"), VERSION, latestVersion), I18n.getMessage("jsite.update-checker.latest-version.title"), JOptionPane.INFORMATION_MESSAGE);
 419                 } else {
 420                         JOptionPane.showMessageDialog(wizard, MessageFormat.format(I18n.getMessage("jsite.update-checker.latest-version.okay.message"), VERSION, latestVersion), I18n.getMessage("jsite.update-checker.latest-version.title"), JOptionPane.INFORMATION_MESSAGE);
 421                 }
 422         }
 423
 424         //
 425         // INTERFACE ListSelectionListener
 426         //
 427
 428         /**
 429          * {@inheritDoc}
 430          */
 431         public void valueChanged(ListSelectionEvent e) {
 432                 JList list = (JList) e.getSource();
 433                 int selectedRow = list.getSelectedIndex();
 434                 wizard.setNextEnabled(selectedRow > -1);
 435         }
 436
 437         //
 438         // INTERFACE WizardListener
 439         //
 440
 441         /**
 442          * {@inheritDoc}
 443          */
 444         public void wizardNextPressed(TWizard wizard) {
 445                 String pageName = wizard.getPage().getName();
 446                 if ("page.node-manager".equals(pageName)) {
 447                         showPage(PageType.PAGE_PROJECTS);
 448                 } else if ("page.project".equals(pageName)) {
 449                         ProjectPage projectPage = (ProjectPage) wizard.getPage();
 450                         Project project = projectPage.getSelectedProject();
 451                         if ((project.getLocalPath() == null) || (project.getLocalPath().trim().length() == 0)) {
 452                                 JOptionPane.showMessageDialog(wizard, I18n.getMessage("jsite.project.warning.no-local-path"), null, JOptionPane.ERROR_MESSAGE);
 453                                 return;
 454                         }
 455                         if ((project.getPath() == null) || (project.getPath().trim().length() == 0)) {
 456                                 JOptionPane.showMessageDialog(wizard, I18n.getMessage("jsite.project.warning.no-path"), null, JOptionPane.ERROR_MESSAGE);
 457                                 return;
 458                         }
 459                         ((ProjectFilesPage) pages.get(PageType.PAGE_PROJECT_FILES)).setProject(project);
 460                         ((ProjectInsertPage) pages.get(PageType.PAGE_INSERT_PROJECT)).setProject(project);
 461                         showPage(PageType.PAGE_PROJECT_FILES);
 462                 } else if ("page.project.files".equals(pageName)) {
 463                         ProjectPage projectPage = (ProjectPage) pages.get(PageType.PAGE_PROJECTS);
 464                         Project project = projectPage.getSelectedProject();
 465                         if (selectedNode == null) {
 466                                 JOptionPane.showMessageDialog(wizard, I18n.getMessage("jsite.project-files.no-node-selected"), null, JOptionPane.ERROR_MESSAGE);
 467                                 return;
 468                         }
 469                         if ((project.getIndexFile() == null) || (project.getIndexFile().length() == 0)) {
 470                                 if (JOptionPane.showConfirmDialog(wizard, I18n.getMessage("jsite.project-files.empty-index"), null, JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE) != JOptionPane.OK_OPTION) {
 471                                         return;
 472                                 }
 473                         } else {
 474                                 File indexFile = new File(project.getLocalPath(), project.getIndexFile());
 475                                 if (!indexFile.exists()) {
 476                                         JOptionPane.showMessageDialog(wizard, I18n.getMessage("jsite.project-files.index-missing"), null, JOptionPane.ERROR_MESSAGE);
 477                                         return;
 478                                 }
 479                         }
 480                         String indexFile = project.getIndexFile();
 481                         boolean hasIndexFile = (indexFile != null);
 482                         if (hasIndexFile && !project.getFileOption(indexFile).getContainer().equals("")) {
 483                                 if (JOptionPane.showConfirmDialog(wizard, I18n.getMessage("jsite.project-files.container-index"), null, JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE) != JOptionPane.OK_OPTION) {
 484                                         return;
 485                                 }
 486                         }
 487                         if (hasIndexFile && !project.getFileOption(indexFile).getMimeType().equals("text/html")) {
 488                                 if (JOptionPane.showConfirmDialog(wizard, I18n.getMessage("jsite.project-files.index-not-html"), null, JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE) != JOptionPane.OK_OPTION) {
 489                                         return;
 490                                 }
 491                         }
 492                         Map<String, FileOption> fileOptions = project.getFileOptions();
 493                         Set<Entry<String, FileOption>> fileOptionEntries = fileOptions.entrySet();
 494                         for (Entry<String, FileOption> fileOptionEntry : fileOptionEntries) {
 495                                 FileOption fileOption = fileOptionEntry.getValue();
 496                                 if (!fileOption.isInsert() && ((fileOption.getCustomKey().length() == 0) || "CHK@".equals(fileOption.getCustomKey()))) {
 497                                         JOptionPane.showMessageDialog(wizard, MessageFormat.format(I18n.getMessage("jsite.project-files.no-custom-key"), fileOptionEntry.getKey()), null, JOptionPane.ERROR_MESSAGE);
 498                                         return;
 499                                 }
 500                         }
 501                         boolean nodeRunning = false;
 502                         try {
 503                                 nodeRunning = freenetInterface.isNodePresent();
 504                         } catch (IOException e) {
 505                                 /* ignore. */
 506                         }
 507                         if (!nodeRunning) {
 508                                 JOptionPane.showMessageDialog(wizard, I18n.getMessage("jsite.project-files.no-node-running"), null, JOptionPane.ERROR_MESSAGE);
 509                                 return;
 510                         }
 511                         configuration.save();
 512                         showPage(PageType.PAGE_INSERT_PROJECT);
 513                         ((ProjectInsertPage) pages.get(PageType.PAGE_INSERT_PROJECT)).startInsert();
 514                         nodeMenu.setEnabled(false);
 515                 } else if ("page.project.insert".equals(pageName)) {
 516                         showPage(PageType.PAGE_PROJECTS);
 517                         nodeMenu.setEnabled(true);
 518                 }
 519         }
 520
 521         /**
 522          * {@inheritDoc}
 523          */
 524         public void wizardPreviousPressed(TWizard wizard) {
 525                 String pageName = wizard.getPage().getName();
 526                 if ("page.project".equals(pageName)) {
 527                         showPage(PageType.PAGE_NODE_MANAGER);
 528                 } else if ("page.project.files".equals(pageName)) {
 529                         showPage(PageType.PAGE_PROJECTS);
 530                 } else if ("page.project.insert".equals(pageName)) {
 531                         showPage(PageType.PAGE_PROJECT_FILES);
 532                 }
 533         }
 534
 535         /**
 536          * {@inheritDoc}
 537          */
 538         public void wizardQuitPressed(TWizard wizard) {
 539                 if (JOptionPane.showConfirmDialog(wizard, I18n.getMessage("jsite.quit.question"), null, JOptionPane.OK_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE) == JOptionPane.OK_OPTION) {
 540                         if (saveConfiguration()) {
 541                                 System.exit(0);
 542                         }
 543                         if (JOptionPane.showConfirmDialog(wizard, I18n.getMessage("jsite.quit.config-not-saved"), null, JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE) == JOptionPane.OK_OPTION) {
 544                                 System.exit(0);
 545                         }
 546                 }
 547         }
 548
 549         //
 550         // INTERFACE NodeManagerListener
 551         //
 552
 553         /**
 554          * {@inheritDoc}
 555          */
 556         public void nodesUpdated(Node[] nodes) {
 557                 nodeMenu.removeAll();
 558                 ButtonGroup nodeButtonGroup = new ButtonGroup();
 559                 Node newSelectedNode = null;
 560                 for (Node node : nodes) {
 561                         JRadioButtonMenuItem nodeMenuItem = new JRadioButtonMenuItem(node.getName());
 562                         nodeMenuItem.putClientProperty("Node", node);
 563                         nodeMenuItem.addActionListener(this);
 564                         nodeButtonGroup.add(nodeMenuItem);
 565                         if (node.equals(selectedNode)) {
 566                                 newSelectedNode = node;
 567                                 nodeMenuItem.setSelected(true);
 568                         }
 569                         nodeMenu.add(nodeMenuItem);
 570                 }
 571                 nodeMenu.addSeparator();
 572                 nodeMenu.add(manageNodeAction);
 573                 selectedNode = newSelectedNode;
 574                 freenetInterface.setNode(selectedNode);
 575         }
 576
 577         /**
 578          * {@inheritDoc}
 579          */
 580         public void actionPerformed(ActionEvent e) {
 581                 Object source = e.getSource();
 582                 if (source instanceof JRadioButtonMenuItem) {
 583                         JRadioButtonMenuItem menuItem = (JRadioButtonMenuItem) source;
 584                         Node node = (Node) menuItem.getClientProperty("Node");
 585                         selectedNode = node;
 586                         freenetInterface.setNode(selectedNode);
 587                 }
 588         }
 589
 590         //
 591         // INTERFACE UpdateListener
 592         //
 593
 594         /**
 595          * {@inheritDoc}
 596          */
 597         public void foundUpdateData(Version foundVersion, long versionTimestamp) {
 598                 if (foundVersion.compareTo(VERSION) > 0) {
 599                         JOptionPane.showMessageDialog(wizard, MessageFormat.format(I18n.getMessage("jsite.update-checker.found-version.message"), foundVersion.toString(), new Date(versionTimestamp)), I18n.getMessage("jsite.update-checker.found-version.title"), JOptionPane.INFORMATION_MESSAGE);
 600                 }
 601         }
 602
 603         //
 604         // MAIN METHOD
 605         //
 606
 607         /**
 608          * Main method that is called by the VM.
 609          *
 610          * @param args
 611          *            The command-line arguments
 612          */
 613         public static void main(String[] args) {
 614                 String configFilename = null;
 615                 boolean nextIsConfigFilename = false;
 616                 for (String argument : args) {
 617                         if (nextIsConfigFilename) {
 618                                 configFilename = argument;
 619                                 nextIsConfigFilename = false;
 620                         }
 621                         if ("--help".equals(argument)) {
 622                                 printHelp();
 623                                 return;
 624                         } else if ("--debug".equals(argument)) {
 625                                 debug = true;
 626                         } else if ("--config-file".equals(argument)) {
 627                                 nextIsConfigFilename = true;
 628                         }
 629                 }
 630                 if (nextIsConfigFilename) {
 631                         System.out.println("--config-file needs parameter!");
 632                         return;
 633                 }
 634                 new Main(configFilename);
 635         }
 636
 637         /**
 638          * Prints a small syntax help.
 639          */
 640         private static void printHelp() {
 641                 System.out.println("--help\tshows this cruft");
 642                 System.out.println("--debug\tenables some debug output");
 643                 System.out.println("--config-file <file>\tuse specified configuration file");
 644         }
 645
 646 }