#!/usr/bin/perl
# xchat_ircx_supp v0.6 - IRCX support.
# Copyright (C) 2004 James Michael Fultz <jmf@gtcom.net>
# License: GNU GPLv2 or later

use strict;
use warnings;

my %script  = (
    name        => 'xchat_ircx_supp',
    version     => '0.6',
    description => 'IRCX support.'
);

my %ircx_serv;

Xchat::register($script{'name'}, $script{'version'}, $script{'description'});

Xchat::print("$script{'name'} v$script{'version'} - Loaded.");

Xchat::hook_server('001', \&hook_ircrpl_welcome);
Xchat::hook_server('800', \&hook_ircrpl_ircx);
Xchat::hook_server('KNOCK', \&hook_knock);
Xchat::hook_server('WHISPER', \&hook_whisper);

Xchat::hook_command(
    'owhisper',
    \&cmd_owhisper,
    {help_text => 'OWHISPER <message>, Send IRCX Whisper to channel ops.'}
);

sub hook_ircrpl_welcome {
    my $serv            = Xchat::get_info('server');

    $ircx_serv{$serv}   = 0
        if exists $ircx_serv{$serv};

    Xchat::command('quote ISIRCX');

    return Xchat::EAT_NONE();
}

sub hook_ircrpl_ircx {
    my $state       = $_[0][3];
    my $serv        = Xchat::get_info('server');

    if (not $ircx_serv{$serv} and $state == 0) {
        $ircx_serv{$serv} = 1;

        Xchat::command('quote IRCX');
    }
    elsif ($ircx_serv{$serv} and $state == 1) {
        ircx_supp();
    }

    return Xchat::EAT_XCHAT();
}

sub ircx_supp {
    my $serv    = Xchat::get_info('server');
    my $nick    = Xchat::get_info('nick');
    my $netw    = Xchat::get_info('network');

    Xchat::print("IRCX support enabled for $netw.", undef, $serv);

    Xchat::command('recv :' . $serv . ' 005 :' . $nick . ' PREFIX=(qov).@+');
}

sub hook_knock {
    my $ident               = $_[0][0];
    $ident                  =~ s/^://;
    my ($nick, $userhost)   = split(/!/, $ident, 2);
    my $channel             = $_[0][2];
    my $numeric             = $_[0][3];
    my $knock_msg           = "$nick ($userhost) $channel knock";
    my %error               = (
        471 => 'Channel is full',
        472 => 'Unknown mode',
        473 => 'Channel is invite only',
        474 => 'Banned from channel',
        475 => 'Bad channel key',
        476 => 'Bad channel mask'
    );

    if ($error{$numeric}) {
        $knock_msg  .= ' [' . $error{$numeric} . ']';
    }

    Xchat::emit_print('Server Notice', $knock_msg);

    return Xchat::EAT_XCHAT();
}

sub hook_whisper {
    my $ident               = $_[0][0];
    $ident                  =~ s/^://;
    my ($nick, $userhost)   = split(/!/, $ident, 2);
    my $channel             = $_[0][2];
    my $targets             = $_[0][3];
    $targets                =~ s/,/ /g;
    my $message             = $_[1][4];
    $message                =~ s/^://;

    my $whisper_msg         = "$nick/Whisper [$channel: $targets] $message";

    Xchat::emit_print('Server Notice', $whisper_msg);

    return Xchat::EAT_XCHAT();
}

sub cmd_owhisper {
    my $channel = Xchat::get_info('channel');
    my $message = $_[1][1];

    return if not $channel;

    my @users   = Xchat::get_list('users');
    my @chanops;

    foreach (@users) {
        if ($_->{'prefix'} eq '.' or $_->{'prefix'} eq '@') {
            push @chanops, $_->{'nick'};
        }
    }

    return if not @chanops;

    my $chops   = join ',', @chanops;

    Xchat::command(
        "quote WHISPER " . $channel . " " . $chops . " :To Ops: "
        . $message
    );
}