From f205760b443c4b641e0af9c701ad3e3eabb27233 Mon Sep 17 00:00:00 2001
From: Douglas Freed
Date: Sat, 23 Aug 2014 12:23:44 +0000
Subject: qchallengeauth: QuakeNet Q auth script

---
 scripts/qchallengeauth.pl | 55 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100755 scripts/qchallengeauth.pl

(limited to 'scripts/qchallengeauth.pl')

diff --git a/scripts/qchallengeauth.pl b/scripts/qchallengeauth.pl
new file mode 100755
index 0000000..5eae4c2
--- /dev/null
+++ b/scripts/qchallengeauth.pl
@@ -0,0 +1,55 @@
+use strict;
+use warnings;
+use Irssi;
+use Digest::SHA qw(sha256_hex hmac_sha256_hex);
+use vars qw($VERSION %IRSSI);
+# $Id$
+
+$VERSION = "1.0";
+
+%IRSSI = (
+    authors     => 'Doug Freed',
+    contact     => 'dwfreed!#irssi@freenode',
+    name        => 'qchallengeauth.pl',
+    description => 'Authenticates you to QuakeNet\'s Q immediately on connect using CHALLENGEAUTH',
+    license     => 'GPLv3+',
+);
+
+Irssi::settings_add_str('misc', 'quakenet_server_tag', 'QuakeNet');
+Irssi::settings_add_str('misc', 'quakenet_username', '');
+Irssi::settings_add_str('misc', 'quakenet_password', '');
+
+Irssi::signal_add('server connected', 'server_connected');
+
+sub server_connected() {
+	my ($server) = @_;
+	return unless ($server->{tag} eq Irssi::settings_get_str('quakenet_server_tag'));
+	Irssi::signal_add_first('event connected', 'event_connected');
+}
+
+sub event_connected() {
+	my ($server) = @_;
+	return unless ($server->{tag} eq Irssi::settings_get_str('quakenet_server_tag'));
+	Irssi::signal_add_first('message irc notice', 'message_irc_notice');
+	Irssi::signal_remove('event connected', 'event_connected');
+	$server->send_raw('PRIVMSG Q@cserve.quakenet.org :CHALLENGE');
+	Irssi::signal_stop();
+}
+
+sub message_irc_notice() {
+	my ($server, $message, $nick, $address, $target) = @_;
+	return unless ($server->{tag} eq Irssi::settings_get_str('quakenet_server_tag'));
+	return unless ($target eq $server->{nick});
+	return unless ($nick eq 'Q');
+	if ($message =~ /^CHALLENGE ([[:xdigit:]]+)/){
+		Irssi::signal_stop();
+		my $username = Irssi::settings_get_str('quakenet_username');
+		my $hashed_password = sha256_hex(substr(Irssi::settings_get_str('quakenet_password'), 0, 10));
+		my $key = sha256_hex("$username:$hashed_password");
+		my $response = hmac_sha256_hex($1, $key);
+		$server->send_raw("PRIVMSG Q\@cserve.quakenet.org :CHALLENGEAUTH $username $response HMAC-SHA-256");
+	} else {
+		Irssi::signal_remove('message irc notice', 'message_irc_notice');
+		Irssi::signal_emit('event connected', $server);
+	}
+}
-- 
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