src/main/java/net/pterodactylus/sone/web/WebInterface.java

   1 /*
   2  * Sone - WebInterface.java - Copyright © 2010 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 3 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, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.sone.web;
  19
  20 import java.io.IOException;
  21 import java.io.InputStream;
  22 import java.io.InputStreamReader;
  23 import java.io.Reader;
  24 import java.io.StringReader;
  25 import java.io.UnsupportedEncodingException;
  26 import java.util.ArrayList;
  27 import java.util.Collection;
  28 import java.util.Collections;
  29 import java.util.HashMap;
  30 import java.util.HashSet;
  31 import java.util.List;
  32 import java.util.Map;
  33 import java.util.Set;
  34 import java.util.UUID;
  35 import java.util.logging.Level;
  36 import java.util.logging.Logger;
  37
  38 import net.pterodactylus.sone.core.Core;
  39 import net.pterodactylus.sone.core.CoreListener;
  40 import net.pterodactylus.sone.data.Post;
  41 import net.pterodactylus.sone.data.Reply;
  42 import net.pterodactylus.sone.data.Sone;
  43 import net.pterodactylus.sone.freenet.L10nFilter;
  44 import net.pterodactylus.sone.freenet.wot.Identity;
  45 import net.pterodactylus.sone.freenet.wot.Trust;
  46 import net.pterodactylus.sone.main.SonePlugin;
  47 import net.pterodactylus.sone.notify.ListNotification;
  48 import net.pterodactylus.sone.template.CollectionAccessor;
  49 import net.pterodactylus.sone.template.CssClassNameFilter;
  50 import net.pterodactylus.sone.template.HttpRequestAccessor;
  51 import net.pterodactylus.sone.template.IdentityAccessor;
  52 import net.pterodactylus.sone.template.JavascriptFilter;
  53 import net.pterodactylus.sone.template.ParserFilter;
  54 import net.pterodactylus.sone.template.PostAccessor;
  55 import net.pterodactylus.sone.template.ReplyAccessor;
  56 import net.pterodactylus.sone.template.ReplyGroupFilter;
  57 import net.pterodactylus.sone.template.RequestChangeFilter;
  58 import net.pterodactylus.sone.template.SoneAccessor;
  59 import net.pterodactylus.sone.template.SubstringFilter;
  60 import net.pterodactylus.sone.template.TrustAccessor;
  61 import net.pterodactylus.sone.template.UnknownDateFilter;
  62 import net.pterodactylus.sone.text.Part;
  63 import net.pterodactylus.sone.text.SonePart;
  64 import net.pterodactylus.sone.text.SoneTextParser;
  65 import net.pterodactylus.sone.web.ajax.BookmarkAjaxPage;
  66 import net.pterodactylus.sone.web.ajax.CreatePostAjaxPage;
  67 import net.pterodactylus.sone.web.ajax.CreateReplyAjaxPage;
  68 import net.pterodactylus.sone.web.ajax.DeletePostAjaxPage;
  69 import net.pterodactylus.sone.web.ajax.DeleteProfileFieldAjaxPage;
  70 import net.pterodactylus.sone.web.ajax.DeleteReplyAjaxPage;
  71 import net.pterodactylus.sone.web.ajax.DismissNotificationAjaxPage;
  72 import net.pterodactylus.sone.web.ajax.DistrustAjaxPage;
  73 import net.pterodactylus.sone.web.ajax.EditProfileFieldAjaxPage;
  74 import net.pterodactylus.sone.web.ajax.FollowSoneAjaxPage;
  75 import net.pterodactylus.sone.web.ajax.GetLikesAjaxPage;
  76 import net.pterodactylus.sone.web.ajax.GetNotificationAjaxPage;
  77 import net.pterodactylus.sone.web.ajax.GetPostAjaxPage;
  78 import net.pterodactylus.sone.web.ajax.GetReplyAjaxPage;
  79 import net.pterodactylus.sone.web.ajax.GetStatusAjaxPage;
  80 import net.pterodactylus.sone.web.ajax.GetTimesAjaxPage;
  81 import net.pterodactylus.sone.web.ajax.GetTranslationPage;
  82 import net.pterodactylus.sone.web.ajax.LikeAjaxPage;
  83 import net.pterodactylus.sone.web.ajax.LockSoneAjaxPage;
  84 import net.pterodactylus.sone.web.ajax.MarkAsKnownAjaxPage;
  85 import net.pterodactylus.sone.web.ajax.MoveProfileFieldAjaxPage;
  86 import net.pterodactylus.sone.web.ajax.TrustAjaxPage;
  87 import net.pterodactylus.sone.web.ajax.UnbookmarkAjaxPage;
  88 import net.pterodactylus.sone.web.ajax.UnfollowSoneAjaxPage;
  89 import net.pterodactylus.sone.web.ajax.UnlikeAjaxPage;
  90 import net.pterodactylus.sone.web.ajax.UnlockSoneAjaxPage;
  91 import net.pterodactylus.sone.web.ajax.UntrustAjaxPage;
  92 import net.pterodactylus.sone.web.page.PageToadlet;
  93 import net.pterodactylus.sone.web.page.PageToadletFactory;
  94 import net.pterodactylus.sone.web.page.RedirectPage;
  95 import net.pterodactylus.sone.web.page.StaticPage;
  96 import net.pterodactylus.sone.web.page.TemplatePage;
  97 import net.pterodactylus.util.cache.Cache;
  98 import net.pterodactylus.util.cache.CacheException;
  99 import net.pterodactylus.util.cache.CacheItem;
 100 import net.pterodactylus.util.cache.DefaultCacheItem;
 101 import net.pterodactylus.util.cache.MemoryCache;
 102 import net.pterodactylus.util.cache.ValueRetriever;
 103 import net.pterodactylus.util.collection.SetBuilder;
 104 import net.pterodactylus.util.filter.Filters;
 105 import net.pterodactylus.util.logging.Logging;
 106 import net.pterodactylus.util.notify.Notification;
 107 import net.pterodactylus.util.notify.NotificationManager;
 108 import net.pterodactylus.util.notify.TemplateNotification;
 109 import net.pterodactylus.util.template.CollectionSortFilter;
 110 import net.pterodactylus.util.template.ContainsFilter;
 111 import net.pterodactylus.util.template.DateFilter;
 112 import net.pterodactylus.util.template.FormatFilter;
 113 import net.pterodactylus.util.template.HtmlFilter;
 114 import net.pterodactylus.util.template.MatchFilter;
 115 import net.pterodactylus.util.template.Provider;
 116 import net.pterodactylus.util.template.ReflectionAccessor;
 117 import net.pterodactylus.util.template.ReplaceFilter;
 118 import net.pterodactylus.util.template.StoreFilter;
 119 import net.pterodactylus.util.template.Template;
 120 import net.pterodactylus.util.template.TemplateContext;
 121 import net.pterodactylus.util.template.TemplateContextFactory;
 122 import net.pterodactylus.util.template.TemplateException;
 123 import net.pterodactylus.util.template.TemplateParser;
 124 import net.pterodactylus.util.template.XmlFilter;
 125 import net.pterodactylus.util.thread.Ticker;
 126 import net.pterodactylus.util.version.Version;
 127 import freenet.clients.http.SessionManager;
 128 import freenet.clients.http.SessionManager.Session;
 129 import freenet.clients.http.ToadletContainer;
 130 import freenet.clients.http.ToadletContext;
 131 import freenet.l10n.BaseL10n;
 132 import freenet.support.api.HTTPRequest;
 133
 134 /**
 135  * Bundles functionality that a web interface of a Freenet plugin needs, e.g.
 136  * references to l10n helpers.
 137  *
 138  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
 139  */
 140 public class WebInterface implements CoreListener {
 141
 142         /** The logger. */
 143         private static final Logger logger = Logging.getLogger(WebInterface.class);
 144
 145         /** The notification manager. */
 146         private final NotificationManager notificationManager = new NotificationManager();
 147
 148         /** The Sone plugin. */
 149         private final SonePlugin sonePlugin;
 150
 151         /** The registered toadlets. */
 152         private final List<PageToadlet> pageToadlets = new ArrayList<PageToadlet>();
 153
 154         /** The form password. */
 155         private final String formPassword;
 156
 157         /** The template context factory. */
 158         private final TemplateContextFactory templateContextFactory;
 159
 160         /** The Sone text parser. */
 161         private final SoneTextParser soneTextParser;
 162
 163         /** The “new Sone” notification. */
 164         private final ListNotification<Sone> newSoneNotification;
 165
 166         /** The “new post” notification. */
 167         private final ListNotification<Post> newPostNotification;
 168
 169         /** The “new reply” notification. */
 170         private final ListNotification<Reply> newReplyNotification;
 171
 172         /** The invisible “local post” notification. */
 173         private final ListNotification<Post> localPostNotification;
 174
 175         /** The invisible “local reply” notification. */
 176         private final ListNotification<Reply> localReplyNotification;
 177
 178         /** The “you have been mentioned” notification. */
 179         private final ListNotification<Post> mentionNotification;
 180
 181         /** The “rescuing Sone” notification. */
 182         private final ListNotification<Sone> rescuingSonesNotification;
 183
 184         /** The “Sone rescued” notification. */
 185         private final ListNotification<Sone> sonesRescuedNotification;
 186
 187         /** Sone locked notification ticker objects. */
 188         private final Map<Sone, Object> lockedSonesTickerObjects = Collections.synchronizedMap(new HashMap<Sone, Object>());
 189
 190         /** The “Sone locked” notification. */
 191         private final ListNotification<Sone> lockedSonesNotification;
 192
 193         /** The “new version” notification. */
 194         private final TemplateNotification newVersionNotification;
 195
 196         /**
 197          * Creates a new web interface.
 198          *
 199          * @param sonePlugin
 200          *            The Sone plugin
 201          */
 202         @SuppressWarnings("synthetic-access")
 203         public WebInterface(SonePlugin sonePlugin) {
 204                 this.sonePlugin = sonePlugin;
 205                 formPassword = sonePlugin.pluginRespirator().getToadletContainer().getFormPassword();
 206                 soneTextParser = new SoneTextParser(getCore(), getCore());
 207
 208                 templateContextFactory = new TemplateContextFactory();
 209                 templateContextFactory.addAccessor(Object.class, new ReflectionAccessor());
 210                 templateContextFactory.addAccessor(Collection.class, new CollectionAccessor());
 211                 templateContextFactory.addAccessor(Sone.class, new SoneAccessor(getCore()));
 212                 templateContextFactory.addAccessor(Post.class, new PostAccessor(getCore()));
 213                 templateContextFactory.addAccessor(Reply.class, new ReplyAccessor(getCore()));
 214                 templateContextFactory.addAccessor(Identity.class, new IdentityAccessor(getCore()));
 215                 templateContextFactory.addAccessor(Trust.class, new TrustAccessor());
 216                 templateContextFactory.addAccessor(HTTPRequest.class, new HttpRequestAccessor());
 217                 templateContextFactory.addFilter("date", new DateFilter());
 218                 templateContextFactory.addFilter("html", new HtmlFilter());
 219                 templateContextFactory.addFilter("replace", new ReplaceFilter());
 220                 templateContextFactory.addFilter("store", new StoreFilter());
 221                 templateContextFactory.addFilter("l10n", new L10nFilter(getL10n()));
 222                 templateContextFactory.addFilter("substring", new SubstringFilter());
 223                 templateContextFactory.addFilter("xml", new XmlFilter());
 224                 templateContextFactory.addFilter("change", new RequestChangeFilter());
 225                 templateContextFactory.addFilter("match", new MatchFilter());
 226                 templateContextFactory.addFilter("css", new CssClassNameFilter());
 227                 templateContextFactory.addFilter("js", new JavascriptFilter());
 228                 templateContextFactory.addFilter("parse", new ParserFilter(getCore(), templateContextFactory, soneTextParser));
 229                 templateContextFactory.addFilter("unknown", new UnknownDateFilter(getL10n(), "View.Sone.Text.UnknownDate"));
 230                 templateContextFactory.addFilter("format", new FormatFilter());
 231                 templateContextFactory.addFilter("sort", new CollectionSortFilter());
 232                 templateContextFactory.addFilter("replyGroup", new ReplyGroupFilter());
 233                 templateContextFactory.addFilter("in", new ContainsFilter());
 234                 templateContextFactory.addProvider(Provider.TEMPLATE_CONTEXT_PROVIDER);
 235                 templateContextFactory.addProvider(new ClassPathTemplateProvider());
 236                 templateContextFactory.addTemplateObject("webInterface", this);
 237                 templateContextFactory.addTemplateObject("formPassword", formPassword);
 238
 239                 /* create notifications. */
 240                 Template newSoneNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/newSoneNotification.html"));
 241                 newSoneNotification = new ListNotification<Sone>("new-sone-notification", "sones", newSoneNotificationTemplate, false);
 242
 243                 Template newPostNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/newPostNotification.html"));
 244                 newPostNotification = new ListNotification<Post>("new-post-notification", "posts", newPostNotificationTemplate, false);
 245
 246                 Template localPostNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/newPostNotification.html"));
 247                 localPostNotification = new ListNotification<Post>("local-post-notification", "posts", localPostNotificationTemplate, false);
 248
 249                 Template newReplyNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/newReplyNotification.html"));
 250                 newReplyNotification = new ListNotification<Reply>("new-reply-notification", "replies", newReplyNotificationTemplate, false);
 251
 252                 Template localReplyNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/newReplyNotification.html"));
 253                 localReplyNotification = new ListNotification<Reply>("local-reply-notification", "replies", localReplyNotificationTemplate, false);
 254
 255                 Template mentionNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/mentionNotification.html"));
 256                 mentionNotification = new ListNotification<Post>("mention-notification", "posts", mentionNotificationTemplate, false);
 257
 258                 Template rescuingSonesTemplate = TemplateParser.parse(createReader("/templates/notify/rescuingSonesNotification.html"));
 259                 rescuingSonesNotification = new ListNotification<Sone>("sones-being-rescued-notification", "sones", rescuingSonesTemplate);
 260
 261                 Template sonesRescuedTemplate = TemplateParser.parse(createReader("/templates/notify/sonesRescuedNotification.html"));
 262                 sonesRescuedNotification = new ListNotification<Sone>("sones-rescued-notification", "sones", sonesRescuedTemplate);
 263
 264                 Template lockedSonesTemplate = TemplateParser.parse(createReader("/templates/notify/lockedSonesNotification.html"));
 265                 lockedSonesNotification = new ListNotification<Sone>("sones-locked-notification", "sones", lockedSonesTemplate);
 266
 267                 Template newVersionTemplate = TemplateParser.parse(createReader("/templates/notify/newVersionNotification.html"));
 268                 newVersionNotification = new TemplateNotification("new-version-notification", newVersionTemplate);
 269         }
 270
 271         //
 272         // ACCESSORS
 273         //
 274
 275         /**
 276          * Returns the Sone core used by the Sone plugin.
 277          *
 278          * @return The Sone core
 279          */
 280         public Core getCore() {
 281                 return sonePlugin.core();
 282         }
 283
 284         /**
 285          * Returns the template context factory of the web interface.
 286          *
 287          * @return The template context factory
 288          */
 289         public TemplateContextFactory getTemplateContextFactory() {
 290                 return templateContextFactory;
 291         }
 292
 293         /**
 294          * Returns the current session, creating a new session if there is no
 295          * current session.
 296          *
 297          * @param toadletContenxt
 298          *            The toadlet context
 299          * @return The current session, or {@code null} if there is no current
 300          *         session
 301          */
 302         public Session getCurrentSession(ToadletContext toadletContenxt) {
 303                 return getCurrentSession(toadletContenxt, true);
 304         }
 305
 306         /**
 307          * Returns the current session, creating a new session if there is no
 308          * current session and {@code create} is {@code true}.
 309          *
 310          * @param toadletContenxt
 311          *            The toadlet context
 312          * @param create
 313          *            {@code true} to create a new session if there is no current
 314          *            session, {@code false} otherwise
 315          * @return The current session, or {@code null} if there is no current
 316          *         session
 317          */
 318         public Session getCurrentSession(ToadletContext toadletContenxt, boolean create) {
 319                 Session session = getSessionManager().useSession(toadletContenxt);
 320                 if (create && (session == null)) {
 321                         session = getSessionManager().createSession(UUID.randomUUID().toString(), toadletContenxt);
 322                 }
 323                 return session;
 324         }
 325
 326         /**
 327          * Returns the currently logged in Sone.
 328          *
 329          * @param toadletContext
 330          *            The toadlet context
 331          * @return The currently logged in Sone, or {@code null} if no Sone is
 332          *         currently logged in
 333          */
 334         public Sone getCurrentSone(ToadletContext toadletContext) {
 335                 return getCurrentSone(toadletContext, true);
 336         }
 337
 338         /**
 339          * Returns the currently logged in Sone.
 340          *
 341          * @param toadletContext
 342          *            The toadlet context
 343          * @param create
 344          *            {@code true} to create a new session if no session exists,
 345          *            {@code false} to not create a new session
 346          * @return The currently logged in Sone, or {@code null} if no Sone is
 347          *         currently logged in
 348          */
 349         public Sone getCurrentSone(ToadletContext toadletContext, boolean create) {
 350                 Set<Sone> localSones = getCore().getLocalSones();
 351                 if (localSones.size() == 1) {
 352                         return localSones.iterator().next();
 353                 }
 354                 return getCurrentSone(getCurrentSession(toadletContext, create));
 355         }
 356
 357         /**
 358          * Returns the currently logged in Sone.
 359          *
 360          * @param session
 361          *            The session
 362          * @return The currently logged in Sone, or {@code null} if no Sone is
 363          *         currently logged in
 364          */
 365         public Sone getCurrentSone(Session session) {
 366                 if (session == null) {
 367                         return null;
 368                 }
 369                 String soneId = (String) session.getAttribute("Sone.CurrentSone");
 370                 if (soneId == null) {
 371                         return null;
 372                 }
 373                 return getCore().getLocalSone(soneId, false);
 374         }
 375
 376         /**
 377          * Sets the currently logged in Sone.
 378          *
 379          * @param toadletContext
 380          *            The toadlet context
 381          * @param sone
 382          *            The Sone to set as currently logged in
 383          */
 384         public void setCurrentSone(ToadletContext toadletContext, Sone sone) {
 385                 Session session = getCurrentSession(toadletContext);
 386                 if (sone == null) {
 387                         session.removeAttribute("Sone.CurrentSone");
 388                 } else {
 389                         session.setAttribute("Sone.CurrentSone", sone.getId());
 390                 }
 391         }
 392
 393         /**
 394          * Returns the notification manager.
 395          *
 396          * @return The notification manager
 397          */
 398         public NotificationManager getNotifications() {
 399                 return notificationManager;
 400         }
 401
 402         /**
 403          * Returns the l10n helper of the node.
 404          *
 405          * @return The node’s l10n helper
 406          */
 407         public BaseL10n getL10n() {
 408                 return sonePlugin.l10n().getBase();
 409         }
 410
 411         /**
 412          * Returns the session manager of the node.
 413          *
 414          * @return The node’s session manager
 415          */
 416         public SessionManager getSessionManager() {
 417                 return sonePlugin.pluginRespirator().getSessionManager("Sone");
 418         }
 419
 420         /**
 421          * Returns the node’s form password.
 422          *
 423          * @return The form password
 424          */
 425         public String getFormPassword() {
 426                 return formPassword;
 427         }
 428
 429         /**
 430          * Returns the posts that have been announced as new in the
 431          * {@link #newPostNotification}.
 432          *
 433          * @return The new posts
 434          */
 435         public Set<Post> getNewPosts() {
 436                 return new SetBuilder<Post>().addAll(newPostNotification.getElements()).addAll(localPostNotification.getElements()).get();
 437         }
 438
 439         /**
 440          * Returns the replies that have been announced as new in the
 441          * {@link #newReplyNotification}.
 442          *
 443          * @return The new replies
 444          */
 445         public Set<Reply> getNewReplies() {
 446                 return new SetBuilder<Reply>().addAll(newReplyNotification.getElements()).addAll(localReplyNotification.getElements()).get();
 447         }
 448
 449         /**
 450          * Sets whether the current start of the plugin is the first start. It is
 451          * considered a first start if the configuration file does not exist.
 452          *
 453          * @param firstStart
 454          *            {@code true} if no configuration file existed when Sone was
 455          *            loaded, {@code false} otherwise
 456          */
 457         public void setFirstStart(boolean firstStart) {
 458                 if (firstStart) {
 459                         Template firstStartNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/firstStartNotification.html"));
 460                         Notification firstStartNotification = new TemplateNotification("first-start-notification", firstStartNotificationTemplate);
 461                         notificationManager.addNotification(firstStartNotification);
 462                 }
 463         }
 464
 465         /**
 466          * Sets whether Sone was started with a fresh configuration file.
 467          *
 468          * @param newConfig
 469          *            {@code true} if Sone was started with a fresh configuration,
 470          *            {@code false} if the existing configuration could be read
 471          */
 472         public void setNewConfig(boolean newConfig) {
 473                 if (newConfig && !hasFirstStartNotification()) {
 474                         Template configNotReadNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/configNotReadNotification.html"));
 475                         Notification configNotReadNotification = new TemplateNotification("config-not-read-notification", configNotReadNotificationTemplate);
 476                         notificationManager.addNotification(configNotReadNotification);
 477                 }
 478         }
 479
 480         //
 481         // PRIVATE ACCESSORS
 482         //
 483
 484         /**
 485          * Returns whether the first start notification is currently displayed.
 486          *
 487          * @return {@code true} if the first-start notification is currently
 488          *         displayed, {@code false} otherwise
 489          */
 490         private boolean hasFirstStartNotification() {
 491                 return notificationManager.getNotification("first-start-notification") != null;
 492         }
 493
 494         //
 495         // ACTIONS
 496         //
 497
 498         /**
 499          * Starts the web interface and registers all toadlets.
 500          */
 501         public void start() {
 502                 registerToadlets();
 503
 504                 /* notification templates. */
 505                 Template startupNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/startupNotification.html"));
 506
 507                 final TemplateNotification startupNotification = new TemplateNotification("startup-notification", startupNotificationTemplate);
 508                 notificationManager.addNotification(startupNotification);
 509
 510                 Ticker.getInstance().registerEvent(System.currentTimeMillis() + (120 * 1000), new Runnable() {
 511
 512                         @Override
 513                         public void run() {
 514                                 startupNotification.dismiss();
 515                         }
 516                 }, "Sone Startup Notification Remover");
 517
 518                 Template wotMissingNotificationTemplate = TemplateParser.parse(createReader("/templates/notify/wotMissingNotification.html"));
 519                 final TemplateNotification wotMissingNotification = new TemplateNotification("wot-missing-notification", wotMissingNotificationTemplate);
 520                 Ticker.getInstance().registerEvent(System.currentTimeMillis() + (15 * 1000), new Runnable() {
 521
 522                         @Override
 523                         @SuppressWarnings("synthetic-access")
 524                         public void run() {
 525                                 if (getCore().getIdentityManager().isConnected()) {
 526                                         wotMissingNotification.dismiss();
 527                                 } else {
 528                                         notificationManager.addNotification(wotMissingNotification);
 529                                 }
 530                                 Ticker.getInstance().registerEvent(System.currentTimeMillis() + (15 * 1000), this, "Sone WoT Connector Checker");
 531                         }
 532
 533                 }, "Sone WoT Connector Checker");
 534         }
 535
 536         /**
 537          * Stops the web interface and unregisters all toadlets.
 538          */
 539         public void stop() {
 540                 unregisterToadlets();
 541                 Ticker.getInstance().stop();
 542         }
 543
 544         //
 545         // PRIVATE METHODS
 546         //
 547
 548         /**
 549          * Register all toadlets.
 550          */
 551         private void registerToadlets() {
 552                 Template emptyTemplate = TemplateParser.parse(new StringReader(""));
 553                 Template loginTemplate = TemplateParser.parse(createReader("/templates/login.html"));
 554                 Template indexTemplate = TemplateParser.parse(createReader("/templates/index.html"));
 555                 Template knownSonesTemplate = TemplateParser.parse(createReader("/templates/knownSones.html"));
 556                 Template createSoneTemplate = TemplateParser.parse(createReader("/templates/createSone.html"));
 557                 Template createPostTemplate = TemplateParser.parse(createReader("/templates/createPost.html"));
 558                 Template createReplyTemplate = TemplateParser.parse(createReader("/templates/createReply.html"));
 559                 Template bookmarksTemplate = TemplateParser.parse(createReader("/templates/bookmarks.html"));
 560                 Template searchTemplate = TemplateParser.parse(createReader("/templates/search.html"));
 561                 Template editProfileTemplate = TemplateParser.parse(createReader("/templates/editProfile.html"));
 562                 Template editProfileFieldTemplate = TemplateParser.parse(createReader("/templates/editProfileField.html"));
 563                 Template deleteProfileFieldTemplate = TemplateParser.parse(createReader("/templates/deleteProfileField.html"));
 564                 Template viewSoneTemplate = TemplateParser.parse(createReader("/templates/viewSone.html"));
 565                 Template viewPostTemplate = TemplateParser.parse(createReader("/templates/viewPost.html"));
 566                 Template deletePostTemplate = TemplateParser.parse(createReader("/templates/deletePost.html"));
 567                 Template deleteReplyTemplate = TemplateParser.parse(createReader("/templates/deleteReply.html"));
 568                 Template deleteSoneTemplate = TemplateParser.parse(createReader("/templates/deleteSone.html"));
 569                 Template noPermissionTemplate = TemplateParser.parse(createReader("/templates/noPermission.html"));
 570                 Template optionsTemplate = TemplateParser.parse(createReader("/templates/options.html"));
 571                 Template rescueTemplate = TemplateParser.parse(createReader("/templates/rescue.html"));
 572                 Template aboutTemplate = TemplateParser.parse(createReader("/templates/about.html"));
 573                 Template invalidTemplate = TemplateParser.parse(createReader("/templates/invalid.html"));
 574                 Template postTemplate = TemplateParser.parse(createReader("/templates/include/viewPost.html"));
 575                 Template replyTemplate = TemplateParser.parse(createReader("/templates/include/viewReply.html"));
 576                 Template openSearchTemplate = TemplateParser.parse(createReader("/templates/xml/OpenSearch.xml"));
 577
 578                 PageToadletFactory pageToadletFactory = new PageToadletFactory(sonePlugin.pluginRespirator().getHLSimpleClient(), "/Sone/");
 579                 pageToadlets.add(pageToadletFactory.createPageToadlet(new RedirectPage("", "index.html")));
 580                 pageToadlets.add(pageToadletFactory.createPageToadlet(new IndexPage(indexTemplate, this), "Index"));
 581                 pageToadlets.add(pageToadletFactory.createPageToadlet(new CreateSonePage(createSoneTemplate, this), "CreateSone"));
 582                 pageToadlets.add(pageToadletFactory.createPageToadlet(new KnownSonesPage(knownSonesTemplate, this), "KnownSones"));
 583                 pageToadlets.add(pageToadletFactory.createPageToadlet(new EditProfilePage(editProfileTemplate, this), "EditProfile"));
 584                 pageToadlets.add(pageToadletFactory.createPageToadlet(new EditProfileFieldPage(editProfileFieldTemplate, this)));
 585                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DeleteProfileFieldPage(deleteProfileFieldTemplate, this)));
 586                 pageToadlets.add(pageToadletFactory.createPageToadlet(new CreatePostPage(createPostTemplate, this)));
 587                 pageToadlets.add(pageToadletFactory.createPageToadlet(new CreateReplyPage(createReplyTemplate, this)));
 588                 pageToadlets.add(pageToadletFactory.createPageToadlet(new ViewSonePage(viewSoneTemplate, this)));
 589                 pageToadlets.add(pageToadletFactory.createPageToadlet(new ViewPostPage(viewPostTemplate, this)));
 590                 pageToadlets.add(pageToadletFactory.createPageToadlet(new LikePage(emptyTemplate, this)));
 591                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnlikePage(emptyTemplate, this)));
 592                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DeletePostPage(deletePostTemplate, this)));
 593                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DeleteReplyPage(deleteReplyTemplate, this)));
 594                 pageToadlets.add(pageToadletFactory.createPageToadlet(new LockSonePage(emptyTemplate, this)));
 595                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnlockSonePage(emptyTemplate, this)));
 596                 pageToadlets.add(pageToadletFactory.createPageToadlet(new FollowSonePage(emptyTemplate, this)));
 597                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnfollowSonePage(emptyTemplate, this)));
 598                 pageToadlets.add(pageToadletFactory.createPageToadlet(new TrustPage(emptyTemplate, this)));
 599                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DistrustPage(emptyTemplate, this)));
 600                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UntrustPage(emptyTemplate, this)));
 601                 pageToadlets.add(pageToadletFactory.createPageToadlet(new MarkAsKnownPage(emptyTemplate, this)));
 602                 pageToadlets.add(pageToadletFactory.createPageToadlet(new BookmarkPage(emptyTemplate, this)));
 603                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnbookmarkPage(emptyTemplate, this)));
 604                 pageToadlets.add(pageToadletFactory.createPageToadlet(new BookmarksPage(bookmarksTemplate, this), "Bookmarks"));
 605                 pageToadlets.add(pageToadletFactory.createPageToadlet(new SearchPage(searchTemplate, this)));
 606                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DeleteSonePage(deleteSoneTemplate, this), "DeleteSone"));
 607                 pageToadlets.add(pageToadletFactory.createPageToadlet(new LoginPage(loginTemplate, this), "Login"));
 608                 pageToadlets.add(pageToadletFactory.createPageToadlet(new LogoutPage(emptyTemplate, this), "Logout"));
 609                 pageToadlets.add(pageToadletFactory.createPageToadlet(new OptionsPage(optionsTemplate, this), "Options"));
 610                 pageToadlets.add(pageToadletFactory.createPageToadlet(new RescuePage(rescueTemplate, this), "Rescue"));
 611                 pageToadlets.add(pageToadletFactory.createPageToadlet(new AboutPage(aboutTemplate, this, SonePlugin.VERSION), "About"));
 612                 pageToadlets.add(pageToadletFactory.createPageToadlet(new SoneTemplatePage("noPermission.html", noPermissionTemplate, "Page.NoPermission.Title", this)));
 613                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DismissNotificationPage(emptyTemplate, this)));
 614                 pageToadlets.add(pageToadletFactory.createPageToadlet(new SoneTemplatePage("invalid.html", invalidTemplate, "Page.Invalid.Title", this)));
 615                 pageToadlets.add(pageToadletFactory.createPageToadlet(new StaticPage("css/", "/static/css/", "text/css")));
 616                 pageToadlets.add(pageToadletFactory.createPageToadlet(new StaticPage("javascript/", "/static/javascript/", "text/javascript")));
 617                 pageToadlets.add(pageToadletFactory.createPageToadlet(new StaticPage("images/", "/static/images/", "image/png")));
 618                 pageToadlets.add(pageToadletFactory.createPageToadlet(new TemplatePage("OpenSearch.xml", "application/opensearchdescription+xml", templateContextFactory, openSearchTemplate)));
 619                 pageToadlets.add(pageToadletFactory.createPageToadlet(new GetTranslationPage(this)));
 620                 pageToadlets.add(pageToadletFactory.createPageToadlet(new GetStatusAjaxPage(this)));
 621                 pageToadlets.add(pageToadletFactory.createPageToadlet(new GetNotificationAjaxPage(this)));
 622                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DismissNotificationAjaxPage(this)));
 623                 pageToadlets.add(pageToadletFactory.createPageToadlet(new CreatePostAjaxPage(this)));
 624                 pageToadlets.add(pageToadletFactory.createPageToadlet(new CreateReplyAjaxPage(this)));
 625                 pageToadlets.add(pageToadletFactory.createPageToadlet(new GetReplyAjaxPage(this, replyTemplate)));
 626                 pageToadlets.add(pageToadletFactory.createPageToadlet(new GetPostAjaxPage(this, postTemplate)));
 627                 pageToadlets.add(pageToadletFactory.createPageToadlet(new GetTimesAjaxPage(this)));
 628                 pageToadlets.add(pageToadletFactory.createPageToadlet(new MarkAsKnownAjaxPage(this)));
 629                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DeletePostAjaxPage(this)));
 630                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DeleteReplyAjaxPage(this)));
 631                 pageToadlets.add(pageToadletFactory.createPageToadlet(new LockSoneAjaxPage(this)));
 632                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnlockSoneAjaxPage(this)));
 633                 pageToadlets.add(pageToadletFactory.createPageToadlet(new FollowSoneAjaxPage(this)));
 634                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnfollowSoneAjaxPage(this)));
 635                 pageToadlets.add(pageToadletFactory.createPageToadlet(new TrustAjaxPage(this)));
 636                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DistrustAjaxPage(this)));
 637                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UntrustAjaxPage(this)));
 638                 pageToadlets.add(pageToadletFactory.createPageToadlet(new LikeAjaxPage(this)));
 639                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnlikeAjaxPage(this)));
 640                 pageToadlets.add(pageToadletFactory.createPageToadlet(new GetLikesAjaxPage(this)));
 641                 pageToadlets.add(pageToadletFactory.createPageToadlet(new BookmarkAjaxPage(this)));
 642                 pageToadlets.add(pageToadletFactory.createPageToadlet(new UnbookmarkAjaxPage(this)));
 643                 pageToadlets.add(pageToadletFactory.createPageToadlet(new EditProfileFieldAjaxPage(this)));
 644                 pageToadlets.add(pageToadletFactory.createPageToadlet(new DeleteProfileFieldAjaxPage(this)));
 645                 pageToadlets.add(pageToadletFactory.createPageToadlet(new MoveProfileFieldAjaxPage(this)));
 646
 647                 ToadletContainer toadletContainer = sonePlugin.pluginRespirator().getToadletContainer();
 648                 toadletContainer.getPageMaker().addNavigationCategory("/Sone/index.html", "Navigation.Menu.Name", "Navigation.Menu.Tooltip", sonePlugin);
 649                 for (PageToadlet toadlet : pageToadlets) {
 650                         String menuName = toadlet.getMenuName();
 651                         if (menuName != null) {
 652                                 toadletContainer.register(toadlet, "Navigation.Menu.Name", toadlet.path(), true, "Navigation.Menu.Item." + menuName + ".Name", "Navigation.Menu.Item." + menuName + ".Tooltip", false, toadlet);
 653                         } else {
 654                                 toadletContainer.register(toadlet, null, toadlet.path(), true, false);
 655                         }
 656                 }
 657         }
 658
 659         /**
 660          * Unregisters all toadlets.
 661          */
 662         private void unregisterToadlets() {
 663                 ToadletContainer toadletContainer = sonePlugin.pluginRespirator().getToadletContainer();
 664                 for (PageToadlet pageToadlet : pageToadlets) {
 665                         toadletContainer.unregister(pageToadlet);
 666                 }
 667                 toadletContainer.getPageMaker().removeNavigationCategory("Navigation.Menu.Name");
 668         }
 669
 670         /**
 671          * Creates a {@link Reader} from the {@link InputStream} for the resource
 672          * with the given name.
 673          *
 674          * @param resourceName
 675          *            The name of the resource
 676          * @return A {@link Reader} for the resource
 677          */
 678         private Reader createReader(String resourceName) {
 679                 try {
 680                         return new InputStreamReader(getClass().getResourceAsStream(resourceName), "UTF-8");
 681                 } catch (UnsupportedEncodingException uee1) {
 682                         return null;
 683                 }
 684         }
 685
 686         /**
 687          * Returns all {@link Core#isLocalSone(Sone) local Sone}s that are
 688          * referenced by {@link SonePart}s in the given text (after parsing it using
 689          * {@link SoneTextParser}).
 690          *
 691          * @param text
 692          *            The text to parse
 693          * @return All mentioned local Sones
 694          */
 695         private Set<Sone> getMentionedSones(String text) {
 696                 /* we need no context to find mentioned Sones. */
 697                 Set<Sone> mentionedSones = new HashSet<Sone>();
 698                 try {
 699                         for (Part part : soneTextParser.parse(null, new StringReader(text))) {
 700                                 if (part instanceof SonePart) {
 701                                         mentionedSones.add(((SonePart) part).getSone());
 702                                 }
 703                         }
 704                 } catch (IOException ioe1) {
 705                         logger.log(Level.WARNING, "Could not parse post text: " + text, ioe1);
 706                 }
 707                 return Filters.filteredSet(mentionedSones, Sone.LOCAL_SONE_FILTER);
 708         }
 709
 710         //
 711         // CORELISTENER METHODS
 712         //
 713
 714         /**
 715          * {@inheritDoc}
 716          */
 717         @Override
 718         public void rescuingSone(Sone sone) {
 719                 rescuingSonesNotification.add(sone);
 720                 notificationManager.addNotification(rescuingSonesNotification);
 721         }
 722
 723         /**
 724          * {@inheritDoc}
 725          */
 726         @Override
 727         public void rescuedSone(Sone sone) {
 728                 rescuingSonesNotification.remove(sone);
 729                 sonesRescuedNotification.add(sone);
 730                 notificationManager.addNotification(sonesRescuedNotification);
 731         }
 732
 733         /**
 734          * {@inheritDoc}
 735          */
 736         @Override
 737         public void newSoneFound(Sone sone) {
 738                 newSoneNotification.add(sone);
 739                 if (!hasFirstStartNotification()) {
 740                         notificationManager.addNotification(newSoneNotification);
 741                 }
 742         }
 743
 744         /**
 745          * {@inheritDoc}
 746          */
 747         @Override
 748         public void newPostFound(Post post) {
 749                 boolean isLocal = getCore().isLocalSone(post.getSone());
 750                 if (isLocal) {
 751                         localPostNotification.add(post);
 752                 } else {
 753                         newPostNotification.add(post);
 754                 }
 755                 if (!hasFirstStartNotification()) {
 756                         notificationManager.addNotification(isLocal ? localPostNotification : newPostNotification);
 757                         if (!getMentionedSones(post.getText()).isEmpty() && !isLocal) {
 758                                 mentionNotification.add(post);
 759                                 notificationManager.addNotification(mentionNotification);
 760                         }
 761                 } else {
 762                         getCore().markPostKnown(post);
 763                 }
 764         }
 765
 766         /**
 767          * {@inheritDoc}
 768          */
 769         @Override
 770         public void newReplyFound(Reply reply) {
 771                 boolean isLocal = getCore().isLocalSone(reply.getSone());
 772                 if (isLocal) {
 773                         localReplyNotification.add(reply);
 774                 } else {
 775                         newReplyNotification.add(reply);
 776                 }
 777                 if (!hasFirstStartNotification()) {
 778                         notificationManager.addNotification(isLocal ? localReplyNotification : newReplyNotification);
 779                         if (!getMentionedSones(reply.getText()).isEmpty() && !isLocal) {
 780                                 mentionNotification.add(reply.getPost());
 781                                 notificationManager.addNotification(mentionNotification);
 782                         }
 783                 } else {
 784                         getCore().markReplyKnown(reply);
 785                 }
 786         }
 787
 788         /**
 789          * {@inheritDoc}
 790          */
 791         @Override
 792         public void markSoneKnown(Sone sone) {
 793                 newSoneNotification.remove(sone);
 794         }
 795
 796         /**
 797          * {@inheritDoc}
 798          */
 799         @Override
 800         public void markPostKnown(Post post) {
 801                 newPostNotification.remove(post);
 802                 localPostNotification.remove(post);
 803                 mentionNotification.remove(post);
 804         }
 805
 806         /**
 807          * {@inheritDoc}
 808          */
 809         @Override
 810         public void markReplyKnown(Reply reply) {
 811                 newReplyNotification.remove(reply);
 812                 localReplyNotification.remove(reply);
 813                 mentionNotification.remove(reply.getPost());
 814         }
 815
 816         /**
 817          * {@inheritDoc}
 818          */
 819         @Override
 820         public void soneRemoved(Sone sone) {
 821                 newSoneNotification.remove(sone);
 822         }
 823
 824         /**
 825          * {@inheritDoc}
 826          */
 827         @Override
 828         public void postRemoved(Post post) {
 829                 newPostNotification.remove(post);
 830                 localPostNotification.remove(post);
 831         }
 832
 833         /**
 834          * {@inheritDoc}
 835          */
 836         @Override
 837         public void replyRemoved(Reply reply) {
 838                 newReplyNotification.remove(reply);
 839                 localReplyNotification.remove(reply);
 840         }
 841
 842         /**
 843          * {@inheritDoc}
 844          */
 845         @Override
 846         public void soneLocked(final Sone sone) {
 847                 Object tickerObject = Ticker.getInstance().registerEvent(System.currentTimeMillis() + (5 * 60) * 1000, new Runnable() {
 848
 849                         @Override
 850                         @SuppressWarnings("synthetic-access")
 851                         public void run() {
 852                                 lockedSonesNotification.add(sone);
 853                                 lockedSonesTickerObjects.remove(sone);
 854                                 notificationManager.addNotification(lockedSonesNotification);
 855                         }
 856                 }, "Sone Locked Notification");
 857                 lockedSonesTickerObjects.put(sone, tickerObject);
 858         }
 859
 860         /**
 861          * {@inheritDoc}
 862          */
 863         @Override
 864         public void soneUnlocked(Sone sone) {
 865                 lockedSonesNotification.remove(sone);
 866                 Ticker.getInstance().deregisterEvent(lockedSonesTickerObjects.remove(sone));
 867         }
 868
 869         /**
 870          * {@inheritDoc}
 871          */
 872         @Override
 873         public void updateFound(Version version, long releaseTime, long latestEdition) {
 874                 newVersionNotification.getTemplateContext().set("latestVersion", version);
 875                 newVersionNotification.getTemplateContext().set("latestEdition", latestEdition);
 876                 newVersionNotification.getTemplateContext().set("releaseTime", releaseTime);
 877                 notificationManager.addNotification(newVersionNotification);
 878         }
 879
 880         /**
 881          * Template provider implementation that uses
 882          * {@link WebInterface#createReader(String)} to load templates for
 883          * inclusion.
 884          *
 885          * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
 886          */
 887         private class ClassPathTemplateProvider implements Provider {
 888
 889                 /** Cache for templates. */
 890                 private final Cache<String, Template> templateCache = new MemoryCache<String, Template>(new ValueRetriever<String, Template>() {
 891
 892                         @Override
 893                         @SuppressWarnings("synthetic-access")
 894                         public CacheItem<Template> retrieve(String key) throws CacheException {
 895                                 Template template = findTemplate(key);
 896                                 if (template != null) {
 897                                         return new DefaultCacheItem<Template>(template);
 898                                 }
 899                                 return null;
 900                         }
 901                 });
 902
 903                 /**
 904                  * {@inheritDoc}
 905                  */
 906                 @Override
 907                 @SuppressWarnings("synthetic-access")
 908                 public Template getTemplate(TemplateContext templateContext, String templateName) {
 909                         try {
 910                                 return templateCache.get(templateName);
 911                         } catch (CacheException ce1) {
 912                                 logger.log(Level.WARNING, "Could not get template for " + templateName + "!", ce1);
 913                                 return null;
 914                         }
 915                 }
 916
 917                 /**
 918                  * Locates a template in the class path.
 919                  *
 920                  * @param templateName
 921                  *            The name of the template to load
 922                  * @return The loaded template, or {@code null} if no template could be
 923                  *         found
 924                  */
 925                 @SuppressWarnings("synthetic-access")
 926                 private Template findTemplate(String templateName) {
 927                         Reader templateReader = createReader("/templates/" + templateName);
 928                         if (templateReader == null) {
 929                                 return null;
 930                         }
 931                         Template template = null;
 932                         try {
 933                                 template = TemplateParser.parse(templateReader);
 934                         } catch (TemplateException te1) {
 935                                 logger.log(Level.WARNING, "Could not parse template “" + templateName + "” for inclusion!", te1);
 936                         }
 937                         return template;
 938                 }
 939
 940         }
 941
 942 }