From 2fbb225236f506dddee2dd269fa52eb30a5b739d Mon Sep 17 00:00:00 2001
From: Fumitoshi UKAI <ukai@debian.or.jp>
Date: Fri, 21 Dec 2001 19:25:01 +0000
Subject: more restrict tlang

---
 scripts/w3mhelp.cgi.in | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'scripts/w3mhelp.cgi.in')

diff --git a/scripts/w3mhelp.cgi.in b/scripts/w3mhelp.cgi.in
index 87ab916..0cf4a5b 100644
--- a/scripts/w3mhelp.cgi.in
+++ b/scripts/w3mhelp.cgi.in
@@ -1,5 +1,5 @@
 #!@PERL@
-# $Id: w3mhelp.cgi.in,v 1.5 2001/12/21 19:21:13 ukai Exp $
+# $Id: w3mhelp.cgi.in,v 1.6 2001/12/21 19:25:01 ukai Exp $
 
 $helpdir = "@HELP_DIR@";
 unshift(@INC, $helpdir);
@@ -28,7 +28,9 @@ if (defined($ENV{'QUERY_STRING'})) {
 	local($tlang) = $2;
 	$tlang =~ s/\+|%([0-9A-Fa-f][0-9A-Fa-f])/$& eq '+' ? ' ' : pack('C', hex($1))/ge;
 	$tlang =~ tr/A-Z/a-z/;
-	$tlang =~ s/([a-z][a-z]).*/$1/;	# lang code is 'en', 'ja', ...
+	if ($tlang !~ /^[a-z][a-z]$/) {
+	    $tlang = 'en';
+	}
 	print "tlang=$tlang\n";
 	eval {require "w3mhelp-funcdesc.$tlang.pl";};
 	if (defined(%funcdesc)) {
-- 
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