/usr/share/irssi/scripts/dccself.pl is in irssi-scripts 20160301.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | use strict;
use vars qw/%IRSSI/;
use Irssi qw(command_bind active_server);
%IRSSI = (
authors => "David Leadbeater",
contact => "dgl\@dgl.cx",
name => "dccself",
description => "/dccself ip port, starts a dcc chat with yourself on that
host/port, best used with /set dcc_autochat_masks.",
license => "GPL",
);
# I tried using Juerd's style for this script - seems to make it easier to read
# :)
command_bind('dccself', sub {
my $data = shift;
my($ip,$port) = split / |:/, $data, 2;
return unless ref active_server;
my $nick = active_server->{nick};
$ip = dcc_ip($ip);
active_server->command("ctcp $nick DCC CHAT CHAT $ip $port");
} );
sub dcc_ip {
my $ip = shift;
# This could block!
$ip = sprintf("%d.%d.%d.%d", unpack('C4',(gethostbyname($ip))[4]))
unless $ip =~ /\d$/;
my @a = split /\./, $ip, 4;
# Thanks to perlguy/grifferz/AndrewR
return $a[0]*0x1000000 + $a[1]*0x10000 + $a[2]*0x100 + $a[3];
}
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