# Example how to react on specific messages:

# !reverse <text> sends back the text reversed.

use Irssi;
use strict;
use vars qw($VERSION %IRSSI);

$VERSION = "1.00";
%IRSSI = (
    authors     => 'Timo Sirainen',
    name        => 'msg-event',
    description => 'Event example',
    license     => 'Public Domain'
);

sub event_privmsg {
    # $server = server record where the message came
    # $data = the raw data received from server, with PRIVMSGs it is:
    #         "target :text" where target is either your nick or #channel
    # $nick = the nick who sent the message
    # $host = host of the nick who sent the message
    my ($server, $data, $nick, $host) = @_;

    # split data to target/text
    my ($target, $text) = $data =~ /^(\S*)\s:(.*)/;

    # skip lines not beginning with !reverse
    return if ($text !~ /!reverse (.*)/);
    $text = $1;

    if (!$server->ischannel($target)) {
        # private message, $target contains our nick, so we'll need
        # to change it to $nick
        $target = $nick;
    }

    $server->command("notice $target reversed $text = ".reverse($text));
}

Irssi::signal_add('event privmsg', 'event_privmsg');