March 2010 – Acodemics

OOP IRC Bot, easy to maintain and update. Has admin functions. Quite old now so maybe one day I will port it Python or something, not that active on IRC anymore.

<!--?php   
    define("WARNING", "You do not have access to this command.");   
    class IrcBot {      
        var $server;        
        var $port;      
        var $nick;      
        var $buffer;        
        var $fsock;         
        var $errno;         
        var $errstr;        
        var $stage;         
        var $autojoin;      
        var $nickserv; //Nickserv password.         
        #!stats variables.      
        var $start_ts; //Starting timestamp for !stats uptime data.         
        var $ping_count;        
        # Variables for use after parsing.      
        var $adminpass; //Administrator password.       
        var $admins = array(); //Array of currently logged in admins.       
        var $user_nick;  //Nick of the person who sent the message.         
        var $ident;  //Ident of the person who sent the message.        
        var $host;  //Host of the person who sent the message.      
        var $action;  //Action: PRIVMSG, JOIN etc.      
        var $chan;  //The channel the message came from or the person.      
        var $msg;  //The message that was sent can be exploded.         

        public function __construct() {             
            $this->server = 'irc.freenode.net';
            $this->port = 6667;
            $this->nick = 'bot';
            $this->autojoin = '#bots';
            $this->adminpass = 'password';
            $this->nickserv = 'pass';
            $this->start_ts = date('U');
            $this->ping_count = 0;
            $this->fsock = fsockopen($this->server, $this->port, $this->errno, $this->errstr, 30);

            IrcBot::Connect();

        }

        public function Connect() {

            $this->stage = 'connect';

            if(!$this->fsock) {
                die('(' . $this->errno . ') ' . $this->errstr . ' at ' . $this->server . "\n");
            }

            IrcBot::GetData();

        }

        public function GetData() {

            while(!feof($this->fsock)) {

                $this->buffer = fgets($this->fsock, 1024);

                if($this->buffer != '') {
                    echo date('G:i:s - ') . $this->buffer;
                } else {
                    usleep(5);
                    IrcBot::GetData();
                }

                IrcBot::Parse($this->buffer);
            }

        }

        public function Parse() {

            if($this->stage == 'connect') {
                fwrite($this->fsock, sprintf("USER %s %s %s %s\r\n", $this->nick, $this->server, $this->server, $this->nick));
                fwrite($this->fsock, sprintf("NICK %s\r\n", $this->nick));
                $this->stage = 'identify';
            }

                if (preg_match('^PING (:.+?)$^', $this->buffer, $arr)) {
                            fwrite($this->fsock, 'PONG ' . $arr[0] . "\r\n");
                            $this->ping_count++;

            }

            if($this->stage == 'identify') {
                IrcBot::SendMsg('Nickserv', $this->nickserv);
                fwrite($this->fsock, sprintf("MODE %s +B\r\n", $this->nick));
                fwrite($this->fsock, sprintf("JOIN %s\r\n", $this->autojoin));
                $this->stage = 'normal';
            }

                    $pattern = '^:(.+?)!(.*)@(.*\S+) (\S+) (\S+) :(.+?)$^';
                    preg_match($pattern, $this->buffer , $block);
                    $this->user_nick = $block[1];
                    $this->ident = $block[2];
                    $this->host = $block[3];
                    $this->action = $block[4];
                    $this->chan = $block[5];
                    $this->msg = trim($block[6]);

                    $this->msg = explode(' ', $this->msg);
                    $push = array_shift($this->msg);

            switch(strtolower($push)) {

                case '!say':
                    IrcBot::Say();
                    break;
                case '!chansay':
                    IrcBot::ChanSay();
                    break;
                case '!nick':
                    IrcBot::Nick();
                    break;
                case '!join':
                    IrcBot::Join();
                    break;
                case '!part':
                    IrcBot::Part();
                    break;
                case '!quit':
                    IrcBot::Quit();
                    break;;
                case '!system':
                    IrcBot::System();
                    break;
                case '!login':
                    IrcBot::Login();
                    break;
                case '!stats':
                    IrcBot::Stats();
                    break;
                case '!rss':
                    IrcBot::Rss();
                    break;
            }

            IrcBot::GetData();

        }

        public function SendMsg($channel, $msg) {
            #Sends the given message to the given channel or user.
            fwrite($this->fsock, sprintf("PRIVMSG %s :%s\r\n", $channel, $msg));
            echo date('G:i:s - ') . 'PRIVMSG ' . $channel . ' :' . $msg . "\n";

        }

        # Functions associated with Parse() go here.

        public function Say() {

            IrcBot::SendMsg($this->chan, implode(' ',$this->msg));
            IrcBot::GetData();
        }

        public function ChanSay() {

            if(in_array($this->user_nick, $this->admins)) {
                $push = array_shift($this->msg);
                IrcBot::SendMsg($push, trim(implode(' ', $this->msg)));
            } else {
                IrcBot::SendMsg($this->chan, WARNING);
            }

            IrcBot::GetData();
        }

        public function Nick() {

            if(in_array($this->user_nick, $this->admins)) {
                fwrite($this->fsock, sprintf("NICK %s\r\n", $this->msg[0]));
            } else {
                IrcBot::SendMsg($this->chan, WARNING);
            }

            IrcBot::GetData();
        }

        public function Join() {

            if(in_array($this->user_nick, $this->admins)) {
                fwrite($this->fsock, sprintf("JOIN %s\r\n", $this->msg[0]));
            } else {
                IrcBot::SendMsg($this->chan, WARNING);
            }

            IrcBot::GetData();
        }

        public function Part() {

            if(in_array($this->user_nick, $this->admins)) {
                if($this->msg[0] == '') {
                    fwrite($this->fsock, sprintf("PART %s\r\n", $this->chan));
                } else {
                    fwrite($this->fsock, sprintf("PART %s\r\n", $this->msg[0]));
                }
            } else {
                IrcBot::SendMsg($this->chan, WARNING);
            }

            IrcBot::GetData();

        }

        public function Quit() {

            if(in_array($this->user_nick, $this->admins)) {
                fwrite($this->fsock, "QUIT\r\n");
                die('User closed session.' . "\n");
            } else {
                IrcBot::SendMsg($this->chan, WARNING);
                IrcBot::GetData();
            }

        }

        public function System() {

            if(in_array($this->user_nick, $this->admins)) {
                switch($this->msg[0]) {

                    case 'uptime':
                        $return = shell_exec('uptime');
                        IrcBot::SendMsg($this->chan, $return);
                        break;
                    case 'shutdown':
                        IrcBot::SendMsg($this->chan, 'Shutting down now.');
                        system('halt');
                        break;
                    case 'reboot':
                        IrcBot::SendMsg($this->chan, 'Rebooting now.');
                        system('reboot');
                        break;
                    case 'wget':
                        if(!file_exists('wget/'))
                            mkdir('wget/');
                        IrcBot::SendMsg($this->chan, 'Fetching ' . $this->msg[1] . ' (' .  gethostbyname($this->msg[1]) . ')');
                        system('wget -x -P wget/ ' . $this->msg[1]);
                        IrcBot::SendMsg($this->chan, 'Done.');
                        break;
                    case 'user':
                        if($this->msg[1] != '') {

                            $this->msg = array_slice($this->msg, 1);
                            $return = shell_exec(implode(' ',$this->msg));

                            if($return != '') {
                                IrcBot::SendMsg($this->chan, $return);
                            } else {
                                IrcBot::SendMsg($this->chan, 'No result.');
                            }
                        }
                        break;
                    case 'ping':
                        exec("ping -c2 -w2 " . $this->msg[1], $output, $return);
                        if($return == 0) {
                            IrcBot::SendMsg($this->chan, $this->msg[1] . ' : UP');
                        } elseif($return == 2) {
                            IrcBot::SendMsg($this->chan, $this->msg[1] . ' : UNKNOWN HOST');
                        } else {
                            IrcBot::SendMsg($this->chan, $this->msg[1] . ' : DOWN');
                        }
                        break;
                    default:
                        IrcBot::SendMsg($this->chan, 'Commands: ping , user <command></command>, wget , uptime');
                        break;
                }
            } else {
                IrcBot::SendMsg($this->chan, WARNING);
            }

            IrcBot::GetData();
        }

        public function Login() {

            switch($this->msg[0]) {

                case 'pass':
                    if($this->msg[1] == $this->adminpass) {
                        $this->admins[] = $this->user_nick;
                        IrcBot::SendMsg($this->user_nick, 'Password accepted, admin status given.');
                        echo 'Admin status given to user: \'' . $this->user_nick . "'\n";
                    } else {
                        IrcBot::SendMsg($this->user_nick, 'Password Incorrect - Attempt logged.');
                        echo 'Incorrect admin password attempt - user: \'' . $this->user_nick . '!' . $this->ident . '@' . $this->host . '\' password: \'' . $this->msg[1] . "'\n";
                    }
                    break;
                case 'logout':
                    if(in_array($this->user_nick, $this->admins)) {
                        $key = array_search($this->user_nick, $this->admins);
                        unset($this->admins[$key]);
                        echo $this->user_nick . " logged out.\n";
                        IrcBot::SendMsg($this->user_nick, 'Successfully logged out.');
                    }
                    break;
                case 'users':
                    if(in_array($this->user_nick, $this->admins))
                        IrcBot::SendMsg($this->user_nick, 'Logged in admins: ' . implode(' ', $this->admins));
                    break;
                default:
                    IrcBot::SendMsg($this->user_nick, 'Commands: pass, users, logout.');
                    break;
            }

            IrcBot::GetData();

        }

        public function Stats() {

            echo "Stats requested.\n";
            $current_time = date('U');
            $current_time = ($current_time - $this->start_ts);
            $final_ts = $current_time/60;
            $filesize = filesize(basename(__FILE__));

            IrcBot::SendMsg($this->chan, sprintf('Current uptime: %01.2f minutes. Ping Count: %d. File size: %d bytes.', $final_ts, $this->ping_count, $filesize));
            IrcBot::GetData();
        }

        public function Rss() {

            switch($this->msg[0]) {

                case 'bbc':
                    $data = file_get_contents('http://newsrss.bbc.co.uk/rss/newsonline_uk_edition/front_page/rss.xml');
                    $xml = new SimpleXMLElement($data);
                    IrcBot::SendMsg($this->chan, $xml->channel->item[0]->title . ' - ' . $xml->channel->item[0]->link);
                break;
                case 'slashdot':
                    $data = file_get_contents('http://rss.slashdot.org/Slashdot/slashdot');
                    $xml = new SimpleXMLElement($data);
                    IrcBot::SendMsg($this->chan, $xml->item[0]->title . ' - ' . $xml->item[0]->link);            
                break;
                default:
                    IrcBot::SendMsg($this->chan, "No news source selected. bbc | slashdot");
                break;
            }

            IrcBot::GetData();
        }

    }

    $new = new IrcBot;

?>

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<!--?php

define("WARNING", "You do not have access to this command.");

class IrcBot {

var $server;

var $port;

var $nick;

var $buffer;

var $fsock;

var $errno;

var $errstr;

var $stage;

var $autojoin;

var $nickserv; //Nickserv password.

#!stats variables.

var $start_ts; //Starting timestamp for !stats uptime data.

var $ping_count;

# Variables for use after parsing.

var $adminpass; //Administrator password.

var $admins = array(); //Array of currently logged in admins.

var $user_nick; //Nick of the person who sent the message.

var $ident; //Ident of the person who sent the message.

var $host; //Host of the person who sent the message.

var $action; //Action: PRIVMSG, JOIN etc.

var $chan; //The channel the message came from or the person.

var $msg; //The message that was sent can be exploded.

public function __construct() {

$this->server = 'irc.freenode.net';

$this->port = 6667;

$this->nick = 'bot';

$this->autojoin = '#bots';

$this->adminpass = 'password';

$this->nickserv = 'pass';

$this->start_ts = date('U');

$this->ping_count = 0;

$this->fsock = fsockopen($this->server, $this->port, $this->errno, $this->errstr, 30);

IrcBot::Connect();

}

public function Connect() {

$this->stage = 'connect';

if(!$this->fsock) {

die('(' . $this->errno . ') ' . $this->errstr . ' at ' . $this->server . "\n");

}

IrcBot::GetData();

}

public function GetData() {

while(!feof($this->fsock)) {

$this->buffer = fgets($this->fsock, 1024);

if($this->buffer != '') {

echo date('G:i:s - ') . $this->buffer;

} else {

usleep(5);

IrcBot::GetData();

}

IrcBot::Parse($this->buffer);

}

public function Parse() {

if($this->stage == 'connect') {

fwrite($this->fsock, sprintf("USER %s %s %s %s\r\n", $this->nick, $this->server, $this->server, $this->nick));

fwrite($this->fsock, sprintf("NICK %s\r\n", $this->nick));

$this->stage = 'identify';

}

if (preg_match('^PING (:.+?)$^', $this->buffer, $arr)) {

fwrite($this->fsock, 'PONG ' . $arr[0] . "\r\n");

$this->ping_count++;

}

if($this->stage == 'identify') {

IrcBot::SendMsg('Nickserv', $this->nickserv);

fwrite($this->fsock, sprintf("MODE %s +B\r\n", $this->nick));

fwrite($this->fsock, sprintf("JOIN %s\r\n", $this->autojoin));

$this->stage = 'normal';

}

$pattern = '^:(.+?)!(.*)@(.*\S+) (\S+) (\S+) :(.+?)$^';

preg_match($pattern, $this->buffer , $block);

$this->user_nick = $block[1];

$this->ident = $block[2];

$this->host = $block[3];

$this->action = $block[4];

$this->chan = $block[5];

$this->msg = trim($block[6]);

$this->msg = explode(' ', $this->msg);

$push = array_shift($this->msg);

switch(strtolower($push)) {

case '!say':

IrcBot::Say();

break;

case '!chansay':

IrcBot::ChanSay();

break;

case '!nick':

IrcBot::Nick();

break;

case '!join':

IrcBot::Join();

break;

case '!part':

IrcBot::Part();

break;

case '!quit':

IrcBot::Quit();

break;;

case '!system':

IrcBot::System();

break;

case '!login':

IrcBot::Login();

break;

case '!stats':

IrcBot::Stats();

break;

case '!rss':

IrcBot::Rss();

break;

}

IrcBot::GetData();

}

public function SendMsg($channel, $msg) {

#Sends the given message to the given channel or user.

fwrite($this->fsock, sprintf("PRIVMSG %s :%s\r\n", $channel, $msg));

echo date('G:i:s - ') . 'PRIVMSG ' . $channel . ' :' . $msg . "\n";

}

# Functions associated with Parse() go here.

public function Say() {

IrcBot::SendMsg($this->chan, implode(' ',$this->msg));

IrcBot::GetData();

}

public function ChanSay() {

if(in_array($this->user_nick, $this->admins)) {

$push = array_shift($this->msg);

IrcBot::SendMsg($push, trim(implode(' ', $this->msg)));

} else {

IrcBot::SendMsg($this->chan, WARNING);

}

IrcBot::GetData();

}

public function Nick() {

if(in_array($this->user_nick, $this->admins)) {

fwrite($this->fsock, sprintf("NICK %s\r\n", $this->msg[0]));

} else {

IrcBot::SendMsg($this->chan, WARNING);

}

IrcBot::GetData();

}

public function Join() {

if(in_array($this->user_nick, $this->admins)) {

fwrite($this->fsock, sprintf("JOIN %s\r\n", $this->msg[0]));

} else {

IrcBot::SendMsg($this->chan, WARNING);

}

IrcBot::GetData();

}

public function Part() {

if(in_array($this->user_nick, $this->admins)) {

if($this->msg[0] == '') {

fwrite($this->fsock, sprintf("PART %s\r\n", $this->chan));

} else {

fwrite($this->fsock, sprintf("PART %s\r\n", $this->msg[0]));

}

} else {

IrcBot::SendMsg($this->chan, WARNING);

}

IrcBot::GetData();

}

public function Quit() {

if(in_array($this->user_nick, $this->admins)) {

fwrite($this->fsock, "QUIT\r\n");

die('User closed session.' . "\n");

} else {

IrcBot::SendMsg($this->chan, WARNING);

IrcBot::GetData();

}

public function System() {

if(in_array($this->user_nick, $this->admins)) {

switch($this->msg[0]) {

case 'uptime':

$return = shell_exec('uptime');

IrcBot::SendMsg($this->chan, $return);

break;

case 'shutdown':

IrcBot::SendMsg($this->chan, 'Shutting down now.');

system('halt');

break;

case 'reboot':

IrcBot::SendMsg($this->chan, 'Rebooting now.');

system('reboot');

break;

case 'wget':

if(!file_exists('wget/'))

mkdir('wget/');

IrcBot::SendMsg($this->chan, 'Fetching ' . $this->msg[1] . ' (' . gethostbyname($this->msg[1]) . ')');

system('wget -x -P wget/ ' . $this->msg[1]);

IrcBot::SendMsg($this->chan, 'Done.');

break;

case 'user':

if($this->msg[1] != '') {

$this->msg = array_slice($this->msg, 1);

$return = shell_exec(implode(' ',$this->msg));

if($return != '') {

IrcBot::SendMsg($this->chan, $return);

} else {

IrcBot::SendMsg($this->chan, 'No result.');

}

break;

case 'ping':

exec("ping -c2 -w2 " . $this->msg[1], $output, $return);

if($return == 0) {

IrcBot::SendMsg($this->chan, $this->msg[1] . ' : UP');

} elseif($return == 2) {

IrcBot::SendMsg($this->chan, $this->msg[1] . ' : UNKNOWN HOST');

} else {

IrcBot::SendMsg($this->chan, $this->msg[1] . ' : DOWN');

}

break;

default:

IrcBot::SendMsg($this->chan, 'Commands: ping , user <command></command>, wget , uptime');

break;

}

} else {

IrcBot::SendMsg($this->chan, WARNING);

}

IrcBot::GetData();

}

public function Login() {

switch($this->msg[0]) {

case 'pass':

if($this->msg[1] == $this->adminpass) {

$this->admins[] = $this->user_nick;

IrcBot::SendMsg($this->user_nick, 'Password accepted, admin status given.');

echo 'Admin status given to user: \'' . $this->user_nick . "'\n";

} else {

IrcBot::SendMsg($this->user_nick, 'Password Incorrect - Attempt logged.');

echo 'Incorrect admin password attempt - user: \'' . $this->user_nick . '!' . $this->ident . '@' . $this->host . '\' password: \'' . $this->msg[1] . "'\n";

}

break;

case 'logout':

if(in_array($this->user_nick, $this->admins)) {

$key = array_search($this->user_nick, $this->admins);

unset($this->admins[$key]);

echo $this->user_nick . " logged out.\n";

IrcBot::SendMsg($this->user_nick, 'Successfully logged out.');

}

break;

case 'users':

if(in_array($this->user_nick, $this->admins))

IrcBot::SendMsg($this->user_nick, 'Logged in admins: ' . implode(' ', $this->admins));

break;

default:

IrcBot::SendMsg($this->user_nick, 'Commands: pass, users, logout.');

break;

}

IrcBot::GetData();

}

public function Stats() {

echo "Stats requested.\n";

$current_time = date('U');

$current_time = ($current_time - $this->start_ts);

$final_ts = $current_time/60;

$filesize = filesize(basename(__FILE__));

IrcBot::SendMsg($this->chan, sprintf('Current uptime: %01.2f minutes. Ping Count: %d. File size: %d bytes.', $final_ts, $this->ping_count, $filesize));

IrcBot::GetData();

}

public function Rss() {

switch($this->msg[0]) {

case 'bbc':

$data = file_get_contents('http://newsrss.bbc.co.uk/rss/newsonline_uk_edition/front_page/rss.xml');

$xml = new SimpleXMLElement($data);

IrcBot::SendMsg($this->chan, $xml->channel->item[0]->title . ' - ' . $xml->channel->item[0]->link);

break;

case 'slashdot':

$data = file_get_contents('http://rss.slashdot.org/Slashdot/slashdot');

$xml = new SimpleXMLElement($data);

IrcBot::SendMsg($this->chan, $xml->item[0]->title . ' - ' . $xml->item[0]->link);

break;

default:

IrcBot::SendMsg($this->chan, "No news source selected. bbc | slashdot");

break;

}

IrcBot::GetData();

}

$new = new IrcBot;

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