X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=blobdiff_plain;f=tar.php;h=d5f7021d154a1bf0763f2e3310ad9b9b661674d6;hp=bba514eeba611143c36da4257429218e2dbf17e8;hb=HEAD;hpb=fe9a487e1b5ed0700481aee4609055dc6c47505d

diff --git a/tar.php b/tar.php
index bba514e..d5f7021 100644
--- a/tar.php
+++ b/tar.php
@@ -1,19 +1,9 @@
 <?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
@@ -40,7 +30,7 @@ function write_file($name, $data) {
 #    $extra: (optional) a function to be called right before tar-ing.
 function make_tar($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 {
 			$tmpdir = 'tmp';
@@ -51,7 +41,7 @@ function make_tar($dirname, $files, $pre_archive_func = false, $tmpdir = false)
 	$tmpdir .= '/' . sprintf('%08x%08x', mt_rand(), mt_rand());
 	mkdir($tmpdir);
 
-	$dirname = ereg_replace('[^a-z0-9_-]', '', $dirname);
+	$dirname = preg_replace('|[^a-z0-9_-]|i', '', $dirname);
 	if($dirname == '') $dirname = 'foo';
 	mkdir("$tmpdir/$dirname");
 	foreach($files as $filename => $file_data) {
@@ -61,12 +51,12 @@ function make_tar($dirname, $files, $pre_archive_func = false, $tmpdir = false)
 		} else {
 			$link = false;
 		}
-		$filename_fixed = ereg_replace('[^a-zA-Z0-9_.-]', '', $filename);
+		$filename_fixed = preg_replace('|[^a-z0-9_.-]|i', '', $filename);
 		if($filename != $filename_fixed) {
 			die("Invalid filename for tar archive");
 		}
 		if($link) {
-			$target = ereg_replace('[^a-zA-Z0-9_./-]', '', $file_data);
+			$target = preg_replace('|[^a-z0-9_./-]|i', '', $file_data);
 			system("/bin/ln -s $file_data \"$tmpdir/$dirname/$filename\"");
 		} else {
 			write_file("$tmpdir/$dirname/$filename", $file_data);