public synchronized boolean connect() {
try {
connection = new Socket((String) servers.get(currentServer), port);
connection.setSoTimeout(10000);
receiver = new BufferedReader(new InputStreamReader(connection.getInputStream(), encoding));
sender = new BufferedWriter(new OutputStreamWriter(connection.getOutputStream(), encoding));
sender.write(irc.nick(myNick));
sender.write(irc.user(myNick, mode, realname));
sender.flush();
} catch (SocketTimeoutException e) {
log.error("socket timeout while connecting", e);
sendErrorEvent("Bot.connect", "SocketTimeoutException", e.getMessage());
return false;
} catch (IOException e) {
log.error("error while connecting", e);
sendErrorEvent("Bot.connect", "IOException", e.getMessage());
return false;
}
return true;
}
public List<IIrcMessage> receive() throws SocketTimeoutException, IOException {
List<IIrcMessage> output;
if (receiver.ready() == true) {
String input = receiver.readLine();
output = irc.parse(input, myNick);
return output;
} else {
output = null;
return output;
}
}
public void respondToIrcEvent(IIrcEvent event) {
log.info("Responding to event " + event);
IIrcMessage command = event.getIRCMessage();
if (command.getCommand().equalsIgnoreCase("PING")) {
consecutiveErrors = 0;
log.info("Sending pong");
String self = hostname;
if (command.getEscapedParams() != null && command.getEscapedParams().length() > 0)
self = command.getEscapedParams();
enqueueCommand(irc.pong(self));
} else if (command.getCommand().equalsIgnoreCase("ERROR")) {
consecutiveErrors++;
if (consecutiveErrors > 1) {
nextServer();
}
reconnect("IRC Error!");
} else if (command.getCommand().equals("433")) { // nick collision
log.info("Nick collision. Cycling nicks");
currentNick++;
if (currentNick == nicks.size()) {
currentNick = 0;
}
myNick = (String) nicks.get(currentNick);
enqueueCommand(irc.nick(myNick));
log.info("(Re)Joining channels");
for (IChannel c : channels) {
c.join();
}
} else if (command.getCommand().equalsIgnoreCase("CTCP_VERSION")) {
enqueueCommand(irc.ctcpVersion(command.getPrefixNick(), description, version, environment));
} else if (command.getCommand().equalsIgnoreCase("CTCP_PING")) {
enqueueCommand(irc.ctcpPing(command.getPrefixNick(), command.getEscapedParams()));
} else if (command.getCommand().equalsIgnoreCase("CTCP_TIME")) {
String dateTime = df.format(new Date(System.currentTimeMillis()));
enqueueCommand(irc.ctcpTime(command.getPrefixNick(), dateTime));
}
}
public synchronized void disconnect(String reason) throws IOException {
log.info("Disconnecting");
for (IChannel c : channels) {
c.part();
}
log.info("Closing server connection");
sender.write(irc.quit(reason));
sender.flush();
sender.close();
receiver.close();
if (!connection.isClosed()) {
connection.close();
}
}