src/main/java/net/pterodactylus/sone/main/SonePlugin.java

   1 /*
   2  * Sone - SonePlugin.java - Copyright © 2010–2019 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.main;
  19
  20 import static java.util.logging.Logger.*;
  21
  22 import java.util.logging.Logger;
  23 import java.util.logging.*;
  24
  25 import net.pterodactylus.sone.core.*;
  26 import net.pterodactylus.sone.fcp.*;
  27 import net.pterodactylus.sone.freenet.wot.*;
  28 import net.pterodactylus.sone.web.*;
  29 import net.pterodactylus.sone.web.notification.NotificationHandler;
  30
  31 import freenet.l10n.BaseL10n.*;
  32 import freenet.l10n.*;
  33 import freenet.pluginmanager.*;
  34 import freenet.support.*;
  35 import freenet.support.api.*;
  36
  37 import com.google.common.annotations.*;
  38 import com.google.common.eventbus.*;
  39 import com.google.common.cache.*;
  40 import com.google.inject.*;
  41 import com.google.inject.Module;
  42 import com.google.inject.name.*;
  43 import kotlin.jvm.functions.*;
  44
  45 /**
  46  * This class interfaces with Freenet. It is the class that is loaded by the
  47  * node and starts up the whole Sone system.
  48  */
  49 public class SonePlugin implements FredPlugin, FredPluginFCP, FredPluginL10n, FredPluginBaseL10n, FredPluginThreadless, FredPluginVersioned {
  50
  51         private static final Logger soneLogger = getLogger("net.pterodactylus.sone");
  52
  53         static {
  54                 /* initialize logging. */
  55                 soneLogger.setUseParentHandlers(false);
  56                 soneLogger.setLevel(Level.ALL);
  57                 soneLogger.addHandler(new Handler() {
  58                         private final LoadingCache<String, Class<?>> classCache = CacheBuilder.newBuilder()
  59                                         .build(new CacheLoader<String, Class<?>>() {
  60                                                 @Override
  61                                                 public Class<?> load(String key) throws Exception {
  62                                                         return SonePlugin.class.getClassLoader().loadClass(key);
  63                                                 }
  64                                         });
  65
  66                         @Override
  67                         public void publish(LogRecord logRecord) {
  68                                 int recordLevel = logRecord.getLevel().intValue();
  69                                 Class<?> loggingClass = classCache.getUnchecked(logRecord.getLoggerName());
  70                                 if (recordLevel < Level.FINE.intValue()) {
  71                                         freenet.support.Logger.debug(loggingClass, logRecord.getMessage(), logRecord.getThrown());
  72                                 } else if (recordLevel < Level.INFO.intValue()) {
  73                                         freenet.support.Logger.minor(loggingClass, logRecord.getMessage(), logRecord.getThrown());
  74                                 } else if (recordLevel < Level.WARNING.intValue()) {
  75                                         freenet.support.Logger.normal(loggingClass, logRecord.getMessage(), logRecord.getThrown());
  76                                 } else if (recordLevel < Level.SEVERE.intValue()) {
  77                                         freenet.support.Logger.warning(loggingClass, logRecord.getMessage(), logRecord.getThrown());
  78                                 } else {
  79                                         freenet.support.Logger.error(loggingClass, logRecord.getMessage(), logRecord.getThrown());
  80                                 }
  81                         }
  82
  83                         @Override
  84                         public void flush() {
  85                         }
  86
  87                         @Override
  88                         public void close() {
  89                         }
  90                 });
  91         }
  92
  93         /** The current year at time of release. */
  94         private static final int YEAR = 2019;
  95         private static final String SONE_HOMEPAGE = "USK@nwa8lHa271k2QvJ8aa0Ov7IHAV-DFOCFgmDt3X6BpCI,DuQSUZiI~agF8c-6tjsFFGuZ8eICrzWCILB60nT8KKo,AQACAAE/sone/";
  96         private static final int LATEST_EDITION = 79;
  97
  98         /** The logger. */
  99         private static final Logger logger = getLogger(SonePlugin.class.getName());
 100
 101         private final Function1<Module[], Injector> injectorCreator;
 102
 103         /** The plugin respirator. */
 104         private PluginRespirator pluginRespirator;
 105
 106         /** The core. */
 107         private Core core;
 108
 109         /** The web interface. */
 110         private WebInterface webInterface;
 111
 112         /** The FCP interface. */
 113         private FcpInterface fcpInterface;
 114
 115         /** The l10n helper. */
 116         private PluginL10n l10n;
 117
 118         /** The web of trust connector. */
 119         private WebOfTrustConnector webOfTrustConnector;
 120
 121         public SonePlugin() {
 122                 this(Guice::createInjector);
 123         }
 124
 125         @VisibleForTesting
 126         public SonePlugin(Function1<Module[], Injector> injectorCreator) {
 127                 this.injectorCreator = injectorCreator;
 128         }
 129
 130         //
 131         // ACCESSORS
 132         //
 133
 134         /**
 135          * Returns the plugin respirator for this plugin.
 136          *
 137          * @return The plugin respirator
 138          */
 139         public PluginRespirator pluginRespirator() {
 140                 return pluginRespirator;
 141         }
 142
 143         /**
 144          * Returns the core started by this plugin.
 145          *
 146          * @return The core
 147          */
 148         public Core core() {
 149                 return core;
 150         }
 151
 152         /**
 153          * Returns the plugin’s l10n helper.
 154          *
 155          * @return The plugin’s l10n helper
 156          */
 157         public PluginL10n l10n() {
 158                 return l10n;
 159         }
 160
 161         public static String getPluginVersion() {
 162                 net.pterodactylus.sone.main.Version version = VersionParserKt.getParsedVersion();
 163                 return (version == null) ? "unknown" : version.getNice();
 164         }
 165
 166         public int getYear() {
 167                 return YEAR;
 168         }
 169
 170         public String getHomepage() {
 171                 return SONE_HOMEPAGE + LATEST_EDITION;
 172         }
 173
 174         public static long getLatestEdition() {
 175                 return LATEST_EDITION;
 176         }
 177
 178         //
 179         // FREDPLUGIN METHODS
 180         //
 181
 182         /**
 183          * {@inheritDoc}
 184          */
 185         @Override
 186         public void runPlugin(PluginRespirator pluginRespirator) {
 187                 this.pluginRespirator = pluginRespirator;
 188
 189                 Injector injector = createInjector();
 190                 core = injector.getInstance(Core.class);
 191
 192                 /* create web of trust connector. */
 193                 webOfTrustConnector = injector.getInstance(WebOfTrustConnector.class);
 194
 195                 /* create FCP interface. */
 196                 fcpInterface = injector.getInstance(FcpInterface.class);
 197
 198                 /* create the web interface. */
 199                 webInterface = injector.getInstance(WebInterface.class);
 200                 NotificationHandler notificationHandler = injector.getInstance(NotificationHandler.class);
 201
 202                 /* start core! */
 203                 core.start();
 204                 webInterface.start();
 205                 webInterface.setFirstStart(injector.getInstance(Key.get(Boolean.class, Names.named("FirstStart"))));
 206                 webInterface.setNewConfig(injector.getInstance(Key.get(Boolean.class, Names.named("NewConfig"))));
 207                 notificationHandler.start();
 208         }
 209
 210         @VisibleForTesting
 211         protected Injector createInjector() {
 212                 FreenetModule freenetModule = new FreenetModule(pluginRespirator);
 213                 AbstractModule soneModule = new SoneModule(this, new EventBus());
 214                 Module webInterfaceModule = new WebInterfaceModule();
 215
 216                 return createInjector(freenetModule, soneModule, webInterfaceModule);
 217         }
 218
 219         @VisibleForTesting
 220         protected Injector createInjector(Module... modules) {
 221                 return injectorCreator.invoke(modules);
 222         }
 223
 224         /**
 225          * {@inheritDoc}
 226          */
 227         @Override
 228         public void terminate() {
 229                 try {
 230                         /* stop the web interface. */
 231                         webInterface.stop();
 232
 233                         /* stop the core. */
 234                         core.stop();
 235
 236                         /* stop the web of trust connector. */
 237                         webOfTrustConnector.stop();
 238                 } catch (Throwable t1) {
 239                         logger.log(Level.SEVERE, "Error while shutting down!", t1);
 240                 } finally {
 241                         deregisterLoggerHandlers();
 242                 }
 243         }
 244
 245         private void deregisterLoggerHandlers() {
 246                 for (Handler handler : soneLogger.getHandlers()) {
 247                         soneLogger.removeHandler(handler);
 248                 }
 249         }
 250
 251         //
 252         // INTERFACE FredPluginFCP
 253         //
 254
 255         /**
 256          * {@inheritDoc}
 257          */
 258         @Override
 259         public void handle(PluginReplySender pluginReplySender, SimpleFieldSet parameters, Bucket data, int accessType) {
 260                 fcpInterface.handle(pluginReplySender, parameters, data, accessType);
 261         }
 262
 263         //
 264         // INTERFACE FredPluginL10n
 265         //
 266
 267         /**
 268          * {@inheritDoc}
 269          */
 270         @Override
 271         public String getString(String key) {
 272                 return l10n.getBase().getString(key);
 273         }
 274
 275         /**
 276          * {@inheritDoc}
 277          */
 278         @Override
 279         public void setLanguage(LANGUAGE newLanguage) {
 280                 l10n = new PluginL10n(this, newLanguage);
 281         }
 282
 283         //
 284         // INTERFACE FredPluginBaseL10n
 285         //
 286
 287         /**
 288          * {@inheritDoc}
 289          */
 290         @Override
 291         public String getL10nFilesBasePath() {
 292                 return "i18n";
 293         }
 294
 295         /**
 296          * {@inheritDoc}
 297          */
 298         @Override
 299         public String getL10nFilesMask() {
 300                 return "sone.${lang}.properties";
 301         }
 302
 303         /**
 304          * {@inheritDoc}
 305          */
 306         @Override
 307         public String getL10nOverrideFilesMask() {
 308                 return "sone.${lang}.override.properties";
 309         }
 310
 311         /**
 312          * {@inheritDoc}
 313          */
 314         @Override
 315         public ClassLoader getPluginClassLoader() {
 316                 return SonePlugin.class.getClassLoader();
 317         }
 318
 319         //
 320         // INTERFACE FredPluginVersioned
 321         //
 322
 323         /**
 324          * {@inheritDoc}
 325          */
 326         @Override
 327         public String getVersion() {
 328                 return getPluginVersion();
 329         }
 330
 331 }