- public void sendMessage(String recipient, String message) throws IOException {
- connectionHandler.sendCommand("PRIVMSG", recipient, message);
- }
-
- //
- // ABSTRACTEXECUTIONTHREADSERVICE METHODS
- //
-
- @Override
- protected void startUp() throws IllegalStateException {
- checkState(username.isPresent(), "username must be set");
- checkState(realName.isPresent(), "realName must be set");
- }
-
- @Override
- protected void run() {
-
- /* connect to remote socket. */
- try {
- Socket socket = socketFactory.createSocket(hostname, port);
- connectionHandler = new ConnectionHandler(socket.getInputStream(), socket.getOutputStream());
-
- /* register connection. */
- if (password.isPresent()) {
- connectionHandler.sendCommand("PASSWORD", password.get());
- }
- connectionHandler.sendCommand("USER", username.get(), "8", "*", realName.get());
- nickname = nicknameChooser.getNickname();
- connectionHandler.sendCommand("NICK", nickname);
-
- } catch (IOException ioe1) {
- eventBus.post(new ConnectionFailed(this, ioe1));
- return;
- }
-
- /* now read replies and react. */
- try {
- /* some status variables. */
- int oldConnectionStatus = 0;
- int connectionStatus = 0;
- boolean connected = true;
- StringBuilder motd = new StringBuilder();
- Set<Nickname> nicks = Sets.newHashSet();
-
- /* server modes. */
- Map<String, String> nickPrefixes = Maps.newHashMap();
- Set<Character> channelTypes = Sets.newHashSet();
-
- while (connected) {
- Reply reply = connectionHandler.readReply();
- logger.finest(String.format("<< %s", reply));
- String command = reply.command();
- List<String> parameters = reply.parameters();
-
- /* most common events. */
- if (command.equalsIgnoreCase("PRIVMSG")) {
- String recipient = parameters.get(0);
- String message = parameters.get(1);
- if (message.startsWith("\u0001") && message.endsWith("\u0001")) {
- /* CTCP! */
- String[] messageWords = message.substring(1, message.length() - 1).split(" +");
- String ctcpCommand = messageWords[0];
- if (ctcpCommand.equalsIgnoreCase("DCC")) {
- if (messageWords[1].equalsIgnoreCase("SEND")) {
- Optional<InetAddress> inetAddress = parseInetAddress(messageWords[3]);
- Optional<Integer> port = Optional.fromNullable(Ints.tryParse(messageWords[4]));
- long fileSize = Optional.fromNullable(Longs.tryParse(messageWords[5])).or(-1L);
- if (inetAddress.isPresent() && port.isPresent()) {
- eventBus.post(new DccSendReceived(this, reply.source().get(), messageWords[2], inetAddress.get(), port.get(), fileSize));
- } else {
- logger.warning(String.format("Received malformed DCC SEND: “%s”", message));
- }
- }
- }
- } else if (!channelTypes.contains(recipient.charAt(0))) {
- eventBus.post(new PrivateMessageReceived(this, reply.source().get(), message));
- } else {
- eventBus.post(new ChannelMessageReceived(this, recipient, reply.source().get(), message));
- }
-
- /* replies 001-004 don’t hold information but they have to be sent on a successful connection. */
- } else if (command.equals("001")) {
- connectionStatus |= 0x01;
- } else if (command.equals("002")) {
- connectionStatus |= 0x02;
- } else if (command.equals("003")) {
- connectionStatus |= 0x04;
- } else if (command.equals("004")) {
- connectionStatus |= 0x08;
-
- /* 005 originally was a bounce message, now used to transmit useful information about the server. */
- } else if (command.equals("005")) {
- for (String parameter : parameters) {
- if (parameter.startsWith("PREFIX=")) {
- int openParen = parameter.indexOf('(');
- int closeParen = parameter.indexOf(')');
- if ((openParen != -1) && (closeParen != -1)) {
- for (int modeCharacterIndex = 1; modeCharacterIndex < (closeParen - openParen); ++modeCharacterIndex) {
- char modeCharacter = parameter.charAt(openParen + modeCharacterIndex);
- char modeSymbol = parameter.charAt(closeParen + modeCharacterIndex);
- nickPrefixes.put(String.valueOf(modeSymbol), String.valueOf(modeCharacter));
- }
- logger.fine(String.format("Parsed Prefixes: %s", nickPrefixes));
- }
- } else if (parameter.startsWith("CHANTYPES=")) {
- for (int typeIndex = 10; typeIndex < parameter.length(); ++typeIndex) {
- channelTypes.add(parameter.charAt(typeIndex));
- }
- logger.fine(String.format("Parsed Channel Types: %s", channelTypes));
- }
- }
-
- /* 375, 372, and 376 handle the server’s MOTD. */
- } else if (command.equals("375")) {
- /* MOTD starts. */
- motd.append(parameters.get(1)).append('\n');
- } else if (command.equals("372")) {
- motd.append(parameters.get(1)).append('\n');
- } else if (command.equals("376")) {
- motd.append(parameters.get(1)).append('\n');
- eventBus.post(new MotdReceived(this, motd.toString()));
- motd.setLength(0);
-
- /* 43x replies are for nick change errors. */
- } else if (command.equals("431")) {
- eventBus.post(new NoNicknameGivenReceived(this, reply));
- } else if (command.equals("433")) {
- if (connectionStatus == 0) {
- nickname = nicknameChooser.getNickname();
- connectionHandler.sendCommand("NICK", nickname);
- } else {
- eventBus.post(new NicknameInUseReceived(this, reply));
- }
-
- /* channel stuff. */
- } else if (command.equalsIgnoreCase("JOIN")) {
- eventBus.post(new ChannelJoined(this, parameters.get(0), reply.source().get()));
- } else if (command.equals("331")) {
- /* no topic is set. */
- } else if (command.equals("332")) {
- eventBus.post(new ChannelTopic(this, parameters.get(1), parameters.get(2)));
- } else if (command.equals("353")) {
- for (String nickname : parameters.get(3).split(" ")) {
- if (nickPrefixes.containsKey(nickname.substring(0, 1))) {
- nicks.add(new Nickname(nickname.substring(1), nickname.substring(0, 1)));
- } else {
- nicks.add(new Nickname(nickname, ""));
- }
- }
- } else if (command.equals("366")) {
- eventBus.post(new ChannelNicknames(this, parameters.get(1), nicks));
- nicks.clear();
-
- /* common channel join errors. */
- } else if (command.equals("474")) {
- eventBus.post(new ChannelNotJoined(this, parameters.get(1), Reason.banned));
- } else if (command.equals("473")) {
- eventBus.post(new ChannelNotJoined(this, parameters.get(1), Reason.inviteOnly));
- } else if (command.equals("475")) {
- eventBus.post(new ChannelNotJoined(this, parameters.get(1), Reason.badChannelKey));
-
- /* basic connection housekeeping. */
- } else if (command.equalsIgnoreCase("PING")) {
- connectionHandler.sendCommand("PONG", getOptional(parameters, 0), getOptional(parameters, 1));
-
- /* okay, everything else. */
- } else {
- eventBus.post(new UnknownReplyReceived(this, reply));
- }
-
- if ((connectionStatus == 0x0f) && (connectionStatus != oldConnectionStatus)) {
- /* connection succeeded! */
- eventBus.post(new ConnectionEstablished(this));
- }
- oldConnectionStatus = connectionStatus;
- }
- } catch (IOException ioe1) {
- logger.log(Level.WARNING, "I/O error", ioe1);
- } finally {
- logger.info("Closing Connection.");
- try {
- Closeables.close(connectionHandler, true);
- } catch (IOException ioe1) {
- /* will not be thrown. */
- }
- }
-
- }
-
- //
- // PRIVATE METHODS
- //