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