gistfile1.js

var con = require('net').Socket();

con.on('connect', connected);
con.setEncoding('utf8');
con.connect(6667, 'irc.ss23.geek.nz');

function connected() {
        // Connected!

        // As soon as we receive some data, we can write our NICK / USER
        con.once('data', function() {
                send('NICK ss23bot');
                send('USER ss23 ss23`bot ss23`bot :ss23`bot');
        });

        // Parse incoming data
        con.on('data', function(data) {
                // The socket will receive data in 'chunks', so we need to split it off, then process it
                var lines = data.split('\n');
                for (i in lines) {
                        lines[i] = lines[i].replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1");
                        if (lines[i] != '') {
                                require('util').log('Adding');
                                process.nextTick(
                                        (function(x) {
                                                parse(lines[x]);
                                        })(i)
                                );
                        }
                }
        });

        con.on('end', function() {
                console.log('Connection Closed');
        });

        con.on('timeout', function() {
                console.log('Connection Closed (timeout)');
        });

        con.on('close', function(had_error) {
                console.log('Closed: ' + had_error);
        });

};

function parse(msg) {
        // Parse the incoming message
        log(msg, false);
}

function send(msg) {
        con.write(msg + '\n');
        log(msg, true);
}

/**
 * Log a message. Like a fancified console.log
 * @param string msg  Message being logged
 * @param bool   send Is this message being sent or received?
 */
function log(msg, send) {
        // Oh, how I miss you default parameters!
        send = typeof(send) != 'boolean' ? false : send;

        // We can write to a file here too
        var date = new Date();
        var date_out = '[' + date.getFullYear() + '-' + date.getMonth() + '-' + date.getDate() + ' ' + date.getHours() + ':' + date.getMinutes() + ':' + date.getSeconds() + ']';

        if (send) {
                console.log(date_out + '-> ' + msg);
        } else {
                console.log(date_out + '<- ' + msg);
        }
}