Remove channel we’re kicked from from the correct collection.
[xudocci.git] / src / main / java / net / pterodactylus / xdcc / core / Core.java
index d13b486..30da4a8 100644 (file)
 
 package net.pterodactylus.xdcc.core;
 
+import static java.lang.String.format;
+import static net.pterodactylus.irc.event.ChannelNotJoined.Reason.banned;
+import static net.pterodactylus.irc.event.ChannelNotJoined.Reason.registeredNicknamesOnly;
+import static net.pterodactylus.irc.util.MessageCleaner.getDefaultInstance;
 import static net.pterodactylus.xdcc.data.Channel.TO_NETWORK;
 import static net.pterodactylus.xdcc.data.Download.FILTER_RUNNING;
 
@@ -32,15 +36,16 @@ import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Level;
-import java.util.logging.Logger;
+import java.util.stream.Collectors;
 
 import net.pterodactylus.irc.Connection;
-import net.pterodactylus.irc.ConnectionBuilder;
+import net.pterodactylus.irc.ConnectionFactory;
 import net.pterodactylus.irc.DccReceiver;
+import net.pterodactylus.irc.DefaultConnection;
 import net.pterodactylus.irc.event.ChannelJoined;
 import net.pterodactylus.irc.event.ChannelLeft;
 import net.pterodactylus.irc.event.ChannelMessageReceived;
+import net.pterodactylus.irc.event.ChannelNotJoined;
 import net.pterodactylus.irc.event.ClientQuit;
 import net.pterodactylus.irc.event.ConnectionClosed;
 import net.pterodactylus.irc.event.ConnectionEstablished;
@@ -49,11 +54,11 @@ import net.pterodactylus.irc.event.DccAcceptReceived;
 import net.pterodactylus.irc.event.DccDownloadFailed;
 import net.pterodactylus.irc.event.DccDownloadFinished;
 import net.pterodactylus.irc.event.DccSendReceived;
+import net.pterodactylus.irc.event.KickedFromChannel;
 import net.pterodactylus.irc.event.NicknameChanged;
 import net.pterodactylus.irc.event.PrivateMessageReceived;
 import net.pterodactylus.irc.event.PrivateNoticeReceived;
 import net.pterodactylus.irc.event.ReplyReceived;
-import net.pterodactylus.irc.util.MessageCleaner;
 import net.pterodactylus.irc.util.RandomNickname;
 import net.pterodactylus.xdcc.core.event.BotAdded;
 import net.pterodactylus.xdcc.core.event.CoreStarted;
@@ -65,12 +70,12 @@ import net.pterodactylus.xdcc.core.event.GenericMessage;
 import net.pterodactylus.xdcc.core.event.MessageReceived;
 import net.pterodactylus.xdcc.data.Bot;
 import net.pterodactylus.xdcc.data.Channel;
+import net.pterodactylus.xdcc.data.ConnectedNetwork;
 import net.pterodactylus.xdcc.data.Download;
 import net.pterodactylus.xdcc.data.Network;
 import net.pterodactylus.xdcc.data.Pack;
 import net.pterodactylus.xdcc.data.Server;
 
-import com.google.common.base.Function;
 import com.google.common.base.Optional;
 import com.google.common.base.Predicate;
 import com.google.common.collect.FluentIterable;
@@ -88,6 +93,7 @@ import com.google.common.eventbus.Subscribe;
 import com.google.common.io.Closeables;
 import com.google.common.util.concurrent.AbstractExecutionThreadService;
 import com.google.inject.Inject;
+import org.apache.log4j.Logger;
 
 /**
  * The core of XDCC Downloader.
@@ -99,8 +105,12 @@ public class Core extends AbstractExecutionThreadService {
        /** The logger. */
        private static final Logger logger = Logger.getLogger(Core.class.getName());
 
+       private final Object syncObject = new Object();
        /** The event bus. */
        private final EventBus eventBus;
+       private final ConnectionFactory connectionFactory;
+       private final ChannelBanManager channelBanManager =
+                       new ChannelBanManager();
 
        /** The temporary directory to download files to. */
        private final String temporaryDirectory;
@@ -140,8 +150,9 @@ public class Core extends AbstractExecutionThreadService {
         *              The directory to move finished files to
         */
        @Inject
-       public Core(EventBus eventBus, String temporaryDirectory, String finalDirectory) {
+       public Core(EventBus eventBus, ConnectionFactory connectionFactory, String temporaryDirectory, String finalDirectory) {
                this.eventBus = eventBus;
+               this.connectionFactory = connectionFactory;
                this.temporaryDirectory = temporaryDirectory;
                this.finalDirectory = finalDirectory;
        }
@@ -173,13 +184,25 @@ public class Core extends AbstractExecutionThreadService {
         *
         * @return All connected networks
         */
-       public Collection<Network> connectedNetworks() {
-               return Lists.newArrayList(Optional.presentInstances(FluentIterable.from(networkConnections.values()).transform(new Function<Connection, Optional<Network>>() {
-                       @Override
-                       public Optional<Network> apply(Connection connection) {
-                               return getNetwork(connection);
-                       }
-               })));
+       public Collection<ConnectedNetwork> connectedNetworks() {
+               return networkConnections.entrySet().stream().map((entry) -> {
+                       Network network = entry.getKey();
+                       Collection<Bot> bots = networkBots.row(network).values();
+                       int packCount = bots.stream().mapToInt((bot) -> bot.packs().size()).reduce((a, b) -> a + b).orElse(0);
+                       return new ConnectedNetwork(network, entry.getValue().hostname(),
+                                       entry.getValue().port(), entry.getValue().nickname(),
+                                       channels.stream()
+                                                       .filter((channel) -> channel.network()
+                                                                       .equals(network))
+                                                       .map(Channel::name)
+                                                       .collect(Collectors.<String>toList()),
+                                       extraChannels.stream()
+                                                       .filter((channel) -> channel.network()
+                                                                       .equals(network))
+                                                       .map(Channel::name)
+                                                       .collect(Collectors.<String>toList()),
+                                       bots.size(), packCount);
+               }).collect(Collectors.<ConnectedNetwork>toList());
        }
 
        /**
@@ -281,7 +304,7 @@ public class Core extends AbstractExecutionThreadService {
                try {
                        connection.sendMessage(bot.name(), "XDCC SEND " + pack.id());
                } catch (IOException ioe1) {
-                       logger.log(Level.WARNING, "Could not send message to bot!", ioe1);
+                       logger.warn("Could not send message to bot!", ioe1);
                }
        }
 
@@ -318,7 +341,7 @@ public class Core extends AbstractExecutionThreadService {
                try {
                        connection.sendMessage(bot.name(), String.format("XDCC %s", (download.get().dccReceiver() != null) ? "CANCEL" : "REMOVE"));
                } catch (IOException ioe1) {
-                       logger.log(Level.WARNING, String.format("Could not cancel DCC from %s (%s)!", bot.name(), bot.network().name()), ioe1);
+                       logger.warn(String.format("Could not cancel DCC from %s (%s)!", bot.name(), bot.network().name()), ioe1);
                }
        }
 
@@ -354,10 +377,15 @@ public class Core extends AbstractExecutionThreadService {
        @Override
        protected void run() throws Exception {
                while (isRunning()) {
-                       try {
-                               Thread.sleep(TimeUnit.MINUTES.toMillis(1));
-                       } catch (InterruptedException ie1) {
-                               /* ignore. */
+                       synchronized (syncObject) {
+                               try {
+                                       syncObject.wait(TimeUnit.MINUTES.toMillis(1));
+                               } catch (InterruptedException ie1) {
+                                       /* ignore. */
+                               }
+                       }
+                       if (!isRunning()) {
+                               break;
                        }
 
                        /* find channels that should be monitored but are not. */
@@ -366,6 +394,11 @@ public class Core extends AbstractExecutionThreadService {
                                        continue;
                                }
 
+                               /* are we banned from this channel? */
+                               if (channelBanManager.isBanned(channel)) {
+                                       continue;
+                               }
+
                                connectNetwork(channel.network());
                                Connection connection = networkConnections.get(channel.network());
                                if (connection.established()) {
@@ -381,7 +414,10 @@ public class Core extends AbstractExecutionThreadService {
        }
 
        @Override
-       protected void shutDown() {
+       protected void triggerShutdown() {
+               synchronized (syncObject) {
+                       syncObject.notifyAll();
+               }
        }
 
        //
@@ -404,10 +440,11 @@ public class Core extends AbstractExecutionThreadService {
                                return;
                        }
                        Server server = servers.get((int) (Math.random() * servers.size()));
-                       Connection connection = new ConnectionBuilder(eventBus).connect(server.hostname()).port(server.unencryptedPorts().iterator().next()).build();
+                       Connection connection = connectionFactory.createConnection(server.hostname(),
+                                       server.unencryptedPorts().iterator().next());
                        connection.username(RandomNickname.get()).realName(RandomNickname.get());
                        networkConnections.put(network, connection);
-                       connection.start();
+                       connection.open();
                }
        }
 
@@ -422,6 +459,9 @@ public class Core extends AbstractExecutionThreadService {
                if (!network.isPresent()) {
                        return;
                }
+               if (!connection.established()) {
+                       return;
+               }
 
                /* find all channels that need to be removed. */
                for (Collection<Channel> channels : ImmutableList.of(joinedChannels, extraChannels)) {
@@ -481,7 +521,7 @@ public class Core extends AbstractExecutionThreadService {
                                        eventBus.post(new GenericMessage(String.format("Trying to join %s on %s...", channel.name(), network.get().name())));
                                        connectionEstablished.connection().joinChannel(channel.name());
                                } catch (IOException ioe1) {
-                                       logger.log(Level.WARNING, String.format("Could not join %s on %s!", channel.name(), network.get().name()), ioe1);
+                                       logger.warn(String.format("Could not join %s on %s!", channel.name(), network.get().name()), ioe1);
                                }
                        }
                }
@@ -504,6 +544,7 @@ public class Core extends AbstractExecutionThreadService {
         * @param connectionFailed
         *              The connection failed event
         */
+       @Subscribe
        public void connectionFailed(ConnectionFailed connectionFailed) {
                removeConnection(connectionFailed.connection());
        }
@@ -530,11 +571,54 @@ public class Core extends AbstractExecutionThreadService {
                                return;
                        }
 
+                       channelBanManager.unban(channel.get());
                        joinedChannels.add(channel.get());
                        logger.info(String.format("Joined Channel %s on %s.", channelJoined.channel(), network.get().name()));
                }
        }
 
+       @Subscribe
+       public void channelNotJoined(ChannelNotJoined channelNotJoined) {
+               Optional<Network> network = getNetwork(channelNotJoined.connection());
+               if (!network.isPresent()) {
+                       return;
+               }
+
+               Optional<Channel> channel = getChannel(network.get(), channelNotJoined.channel());
+               if (!channel.isPresent()) {
+                       eventBus.post(new GenericMessage(format("Could not join %s but didn’t try to join, either.", channel.get())));
+                       return;
+               }
+
+               /* remove all bots for this channel, we might have been kicked. */
+               Collection<Bot> botsToRemove = networkBots.row(network.get())
+                               .values().stream()
+                               .filter(bot -> bot.channel()
+                                               .equalsIgnoreCase(channel.get().name()))
+                               .collect(Collectors.toSet());
+               botsToRemove.stream()
+                               .forEach(bot -> networkBots.row(network.get())
+                                               .remove(bot.name()));
+
+               if (channelNotJoined.reason() == registeredNicknamesOnly) {
+                       channels.remove(channel.get());
+                       eventBus.post(new GenericMessage(
+                                       format("Not trying to join %s anymore.", channel.get())));
+                       return;
+               }
+               if (channelNotJoined.reason() == banned) {
+                       channelBanManager.ban(channel.get());
+                       eventBus.post(new GenericMessage(
+                                       format("Banned from %s, suspending join for a day.",
+                                                       channel.get())));
+                       return;
+               }
+
+               eventBus.post(new GenericMessage(
+                               format("Could not join %s: %s", channelNotJoined.channel(),
+                                               channelNotJoined.reason())));
+       }
+
        /**
         * Removes bots that leave a channel, or channels when it’s us that’s leaving.
         *
@@ -575,6 +659,41 @@ public class Core extends AbstractExecutionThreadService {
                networkBots.remove(network.get(), channelLeft.client().nick().get());
        }
 
+       @Subscribe
+       public void kickedFromChannel(KickedFromChannel kickedFromChannel) {
+               Optional<Network> network = getNetwork(kickedFromChannel.connection());
+               if (!network.isPresent()) {
+                       return;
+               }
+
+               /* have we been kicked? */
+               if (nicknameMatchesConnection(kickedFromChannel.connection(), kickedFromChannel.kickee())) {
+                       Optional<Channel> channel = getChannel(network.get(), kickedFromChannel.channel());
+                       if (!channel.isPresent()) {
+                               /* maybe it was an extra channel? */
+                               channel = getExtraChannel(network.get(), kickedFromChannel.channel());
+                               if (!channel.isPresent()) {
+                                       /* okay, whatever. */
+                                       return;
+                               }
+
+                               extraChannels.remove(channel.get());
+                       } else {
+                               joinedChannels.remove(channel.get());
+                       }
+                       eventBus.post(new GenericMessage(format(
+                                       "Kicked from %s by %s: %s",
+                                       kickedFromChannel.channel(),
+                                       kickedFromChannel.kicker(),
+                                       kickedFromChannel.reason().or("<unknown>")
+                       )));
+               }
+       }
+
+       private boolean nicknameMatchesConnection(Connection connection, String nickname) {
+               return connection.nickname().equalsIgnoreCase(nickname);
+       }
+
        /**
         * Removes a client (which may be a bot) from the table of known bots.
         *
@@ -622,7 +741,7 @@ public class Core extends AbstractExecutionThreadService {
         */
        @Subscribe
        public void channelMessageReceived(ChannelMessageReceived channelMessageReceived) {
-               String message = MessageCleaner.getDefaultInstance().clean(channelMessageReceived.message());
+               String message = getDefaultInstance().clean(channelMessageReceived.message());
                if (!message.startsWith("#")) {
                        /* most probably not a pack announcement. */
                        return;
@@ -643,7 +762,8 @@ public class Core extends AbstractExecutionThreadService {
                Bot bot;
                synchronized (networkBots) {
                        if (!networkBots.contains(network.get(), channelMessageReceived.source().nick().get())) {
-                               bot = new Bot(network.get(), channelMessageReceived.source().nick().get());
+                               bot = new Bot(network.get(), channelMessageReceived.channel(),
+                                               channelMessageReceived.source().nick().get());
                                networkBots.put(network.get(), channelMessageReceived.source().nick().get(), bot);
                                eventBus.post(new BotAdded(bot));
                        } else {
@@ -653,7 +773,7 @@ public class Core extends AbstractExecutionThreadService {
 
                /* add pack. */
                bot.addPack(pack.get());
-               logger.fine(String.format("Bot %s now has %d packs.", bot, bot.packs().size()));
+               logger.debug(String.format("Bot %s now has %d packs.", bot, bot.packs().size()));
        }
 
        /**
@@ -680,7 +800,7 @@ public class Core extends AbstractExecutionThreadService {
                        return;
                }
 
-               eventBus.post(new GenericMessage(String.format("Notice from %s (%s): %s", privateNoticeReceived.reply().source().get(), network.get(), privateNoticeReceived.text())));
+               eventBus.post(new GenericMessage(String.format("Notice from %s (%s): %s", privateNoticeReceived.source(), network.get(), privateNoticeReceived.text())));
        }
 
        /**
@@ -808,7 +928,7 @@ public class Core extends AbstractExecutionThreadService {
                        File outputFile = new File(temporaryDirectory, dccAcceptReceived.filename());
                        if (outputFile.length() != dccAcceptReceived.position()) {
                                eventBus.post(new GenericError(String.format("Download %s from %s does not start at the right position!")));
-                               logger.log(Level.WARNING, String.format("Download %s from %s: have %d bytes but wants to resume from %d!", dccAcceptReceived.filename(), dccAcceptReceived.source(), outputFile.length(), dccAcceptReceived.position()));
+                               logger.warn(String.format("Download %s from %s: have %d bytes but wants to resume from %d!", dccAcceptReceived.filename(), dccAcceptReceived.source(), outputFile.length(), dccAcceptReceived.position()));
 
                                downloads.removeAll(download.pack().name());
                                return;
@@ -837,7 +957,7 @@ public class Core extends AbstractExecutionThreadService {
                Collection<Download> requestedDownload = FluentIterable.from(downloads.get(dccDownloadFinished.dccReceiver().filename())).filter(FILTER_RUNNING).toSet();
                if (requestedDownload.isEmpty()) {
                        /* this seems wrong. */
-                       logger.warning("Download finished but could not be located.");
+                       logger.warn("Download finished but could not be located.");
                        return;
                }
                Download download = requestedDownload.iterator().next();
@@ -851,7 +971,7 @@ public class Core extends AbstractExecutionThreadService {
                        downloads.removeAll(download.pack().name());
                } catch (IOException ioe1) {
                        /* TODO - handle all the errors. */
-                       logger.log(Level.WARNING, String.format("Could not move file %s to directory %s.", download.filename(), finalDirectory), ioe1);
+                       logger.warn(String.format("Could not move file %s to directory %s.", download.filename(), finalDirectory), ioe1);
                }
        }
 
@@ -868,7 +988,7 @@ public class Core extends AbstractExecutionThreadService {
                Collection<Download> requestedDownload = FluentIterable.from(downloads.get(dccDownloadFailed.dccReceiver().filename())).filter(FILTER_RUNNING).toSet();
                if (requestedDownload.isEmpty()) {
                        /* this seems wrong. */
-                       logger.warning("Download finished but could not be located.");
+                       logger.warn("Download finished but could not be located.");
                        return;
                }
                Download download = requestedDownload.iterator().next();
@@ -885,7 +1005,7 @@ public class Core extends AbstractExecutionThreadService {
 
        @Subscribe
        public void replyReceived(ReplyReceived replyReceived) {
-               logger.log(Level.FINEST, String.format("%s: %s", replyReceived.connection().hostname(), replyReceived.reply()));
+               logger.trace(String.format("%s: %s", replyReceived.connection().hostname(), replyReceived.reply()));
        }
 
        //