<?php
-# Copyright (C) 2006 Jason Woofenden
-#
-# 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 3 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, see <http://www.gnu.org/licenses/>.
+# This program is in the public domain within the United States. Additionally,
+# we waive copyright and related rights in the work worldwide through the CC0
+# 1.0 Universal public domain dedication, which can be found at
+# http://creativecommons.org/publicdomain/zero/1.0/
# This file is for making a tar archive out of some strings you pass. See
# $extra: (optional) a function to be called right before tar-ing.
function make_tar($dirname, $files, $pre_archive_func = false, $tmpdir = false) {
if(!$tmpdir) {
- if($GLOBALS['wfpl_tmpdir']) {
+ if(isset($GLOBALS['wfpl_tmpdir']) && $GLOBALS['wfpl_tmpdir']) {
$tmpdir = $GLOBALS['wfpl_tmpdir'];
} else {
$tmpdir = 'tmp';
$tmpdir .= '/' . sprintf('%08x%08x', mt_rand(), mt_rand());
mkdir($tmpdir);
- $dirname = preg_replace('|[^a-z0-9_-]|', '', $dirname);
+ $dirname = preg_replace('|[^a-z0-9_-]|i', '', $dirname);
if($dirname == '') $dirname = 'foo';
mkdir("$tmpdir/$dirname");
foreach($files as $filename => $file_data) {