From a8c343f2838765f8034ee6b91263b1b417f3a7ec Mon Sep 17 00:00:00 2001
From: Michael Hamann <michael@content-space.de>
Date: Sun, 29 Jul 2012 12:09:31 +0200
Subject: [PATCH] Fix utf8_basename for files in the root directory

---
 _test/tests/inc/utf8_basename.test.php | 4 ++++
 inc/utf8.php                           | 6 ++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/_test/tests/inc/utf8_basename.test.php b/_test/tests/inc/utf8_basename.test.php
index 62d006088..475b7ada8 100644
--- a/_test/tests/inc/utf8_basename.test.php
+++ b/_test/tests/inc/utf8_basename.test.php
@@ -62,6 +62,10 @@ class utf8_basename_test extends DokuWikiTest {
 
             array('bar.test.png', '', 'bar.test.png'),
             array('bar.test.png', '.png', 'bar.test'),
+
+            array('/bar.test.png', '', 'bar.test.png'),
+            array('\\bar.test.png', '', 'bar.test.png'),
+            array('/bar.test.png', '.png', 'bar.test'),
         );
 
         foreach($data as $test){
diff --git a/inc/utf8.php b/inc/utf8.php
index 273c344c6..e3e7e8c1a 100644
--- a/inc/utf8.php
+++ b/inc/utf8.php
@@ -91,8 +91,10 @@ if(!function_exists('utf8_basename')){
      * @return string
      */
     function utf8_basename($path, $suffix=''){
-        $rpos = max(strrpos($path, '/'), strrpos($path, '\\'));
-        if($rpos) $path = substr($path, $rpos+1);
+        $slashrpos = strrpos($path, '/');
+        $bslashrpos = strrpos($path, '\\');
+        $rpos = max($slashrpos === false ? -1 : $slashrpos, $bslashrpos === false ? -1 : $bslashrpos);
+        $path = substr($path, $rpos+1);
 
         $suflen = strlen($suffix);
         if($suflen && (substr($path, -$suflen) == $suffix)){
-- 
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