IRC BOT geschrieben in Perl

#!/usr/local/bin/perl -w
# irc.pl
# A simple IRC robot.
# Usage: perl irc.pl

use strict;

# We will use a raw socket to connect to the IRC server.
use IO::Socket;

# The server to connect to and our details.
my $server = „irc.freenode.net“;
my $nick = „simple_bot“;
my $login = „simple_bot“;

# The channel which the bot will join.
my $channel = „#irchacks“;

# Connect to the IRC server.
my $sock = new IO::Socket::INET(PeerAddr => $server,
PeerPort => 6667,
Proto => ‚tcp‘) or
die „Can’t connect\n“;

# Log on to the server.
print $sock „NICK $nick\r\n“;
print $sock „USER $login 8 * :Perl IRC Hacks Robot\r\n“;

# Read lines from the server until it tells us we have connected.
while (my $input = <$sock>) {
# Check the numerical responses from the server.
if ($input =~ /004/) {
# We are now logged in.
last;
}
elsif ($input =~ /433/) {
die „Nickname is already in use.“;
}
}

# Join the channel.
print $sock „JOIN $channel\r\n“;

# Keep reading lines from the server.
while (my $input = <$sock>) {
chop $input;
if ($input =~ /^PING(.*)$/i) {
# We must respond to PINGs to avoid being disconnected.
print $sock „PONG $1\r\n“;
}
else {
# Print the raw line received by the bot.
print „$input\n“;
}
}
(c) by http://oreilly.com/pub/h/1964