#! /usr/bin/perl##    B9DDNS - BIND 9 dynamic DNS webmin module.#    Copyright (C) 2003 John Horne. <john.horne@plymouth.ac.uk>##    This program is free software; you can redistribute it and/or modify#    it under the terms of the GNU General Public License as published by#    the Free Software Foundation; either version 2 of the License, or#    (at your option) any later version.##    This program is distributed in the hope that it will be useful,#    but WITHOUT ANY WARRANTY; without even the implied warranty of#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the#    GNU General Public License for more details.##    You should have received a copy of the GNU General Public License#    along with this program; if not, write to the Free Software#    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.### Save global files options.#use strict;no strict 'vars';require './b9ddns-lib.pl';my $conf = my $options = '';%access = &get_module_acl();unless ($access{'defaults'}) {	&terror('files_ecannot');}&error_setup($text{'files_err'});&ReadParse();&lock_file($config{'chroot'} . $config{'named_conf'});$conf = &get_config();$options = &find('options', $conf);$options = &create_entry('options', $conf) unless (defined($options));&save_opt('directory', \&dir_check, $options, 1);&save_opt('statistics-file', \&file_check, $options, 1);&save_opt('dump-file', \&file_check, $options, 1);&save_opt('pid-file', \&file_check, $options, 1);&flush_file_lines();&unlock_file($config{'chroot'} . $config{'named_conf'});&webmin_log('files', undef, undef, \%in);&redirect('');exit;sub file_check {	return (! $_[0] || $_[0] =~ /(\.\.|[\s;{}&])/o) ? $text{'files_efile'} : '';}sub dir_check {	return ( $_[0] !~ /(\.\.|\s)/o && $_[0] =~ /^\//o && -d $_[0]) ? '' : $text{'files_edir'};}