<?php /** * Simple PHP IRC Bot * * PHP Version 5 * * LICENSE: This source file is subject to Creative Commons Attribution * 3.0 License that is available through the world-wide-web at the following URI: * http://creativecommons.org/licenses/by/3.0/. Basically you are free to adapt * and use this script commercially/non-commercially. My only requirement is that * you keep this header as an attribution to my work. Enjoy! * * @category Chat Room Scipt * @package Simple PHP IRC Bot * @author NyZ <admin@andrewz.jw.lt> * @copyright 2010, The Nystic Network * @license http://creativecommons.org/licenses/by/3.0/ * @link http://andrewz.jw.lt(Visit for updated versions and more free scripts!) * @version 1.0.0 (Last updated 03-20-2010) * */ //So the bot doesnt stop. set_time_limit(0); ini_set('display_errors', 'on'); //Sample connection data. $config = array( 'server' => 'chat.freenode.net', 'port' => 6667, 'channel' => '#trojan', 'name' => 'troya-bot', 'nick' => 'trojan-bot', 'pass' => '', ); /* //Set your connection data. $config = array( 'server' => 'example.com', 'port' => 6667, 'channel' => '#channel', 'name' => 'real name', 'nick' => 'user', 'pass' => 'pass', ); */ class IRCBot { //This is going to hold our TCP/IP connection var $socket; //This is going to hold all of the messages both server and client var $ex = array(); /* Construct item, opens the server connection, logs the bot in @param array */ function __construct($config) { $this->socket = fsockopen($config['server'], $config['port']); $this->login($config); $this->main($config); } /* Logs the bot in on the server @param array */ function login($config) { $this->send_data('USER', $config['nick'].' wildphp.com '.$config['nick'].' :'.$config['name']); $this->send_data('NICK', $config['nick']); $this->join_channel($config['channel']); } /* This is the workhorse function, grabs the data from the server and displays on the browser */ function main($config) { $data = fgets($this->socket, 256); echo nl2br($data); flush(); $this->ex = explode(' ', $data); if($this->ex[0] == 'PING') { $this->send_data('PONG', $this->ex[1]); //Plays ping-pong with the server to stay connected. } $command = str_replace(array(chr(10), chr(13)), '', $this->ex[3]); switch($command) //List of commands the bot responds to from a user. { case ':!join': $this->join_channel($this->ex[4]); break; case ':!part': $this->send_data('PART '.$this->ex[4].' :', 'Wildphp.com Free IRC Bot Script'); break; case ':!say': $message = ""; for($i=5; $i <= (count($this->ex)); $i++) { $message .= $this->ex[$i]." "; } $this->send_data('PRIVMSG '.$this->ex[4].' :', $message); break; case ':!restart': echo "<meta http-equiv=\"refresh\" content=\"5\">"; exit; case ':!shutdown': $this->send_data('QUIT', 'Wildphp.com Free IRC Bot Script'); exit; } $this->main($config); } function send_data($cmd, $msg = null) //displays stuff to the broswer and sends data to the server. { if($msg == null) { fputs($this->socket, $cmd."\r "); echo '<strong>'.$cmd.'</strong><br />'; } else { fputs($this->socket, $cmd.' '.$msg."\r "); echo '<strong>'.$cmd.' '.$msg.'</strong><br />'; } } function join_channel($channel) //Joins a channel, used in the join function. { if(is_array($channel)) { foreach($channel as $chan) { $this->send_data('JOIN', $chan); } } else { $this->send_data('JOIN', $channel); } } } //Start the bot $bot = new IRCBot($config); ?>

Features and Functions

!join #channel – Joins the specified IRC channel
!part #channel – Leaves the specified IRC channel
!say #channel Message – Says message in the specified IRC channel
!restart – Quits and restarts the script. (Helpful while testing the script)
!shutdown – Quits and stops the script.

Usage and output:

<random-user> !say #trojan-bot hello there
<trojan-bot> hello there

Code Lines of Note

Lines 24 – 48: This is where you set your connection data
Line 101: Prints all the output you see on the screen
Line 115-140: Contains all commands
Line 180: Starts the bot

Help/Support

If you are having any problems with the PHP bot, need help extending it, or just have an idea, feel free to make a post on our forum.