From 3ab9008e1c42d8b59f3ec197ddcffdfc748223c8 Mon Sep 17 00:00:00 2001
From: patdenice <patdenice@piwigo.org>
Date: Sun, 30 Nov 2008 12:50:37 +0000
Subject: [PATCH] - Bug in eval_syntax function in LocalFiles Editor
 function... Come back to previous function (svn 2588)

git-svn-id: http://piwigo.org/svn/trunk@2914 68402e56-0260-453c-a942-63ccdbb3a9ee
---
 plugins/LocalFilesEditor/functions.inc.php | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/plugins/LocalFilesEditor/functions.inc.php b/plugins/LocalFilesEditor/functions.inc.php
index 63162d5d4..97813dce0 100644
--- a/plugins/LocalFilesEditor/functions.inc.php
+++ b/plugins/LocalFilesEditor/functions.inc.php
@@ -30,9 +30,22 @@
 function eval_syntax($code)
 {
   $code = str_replace(array('<?php', '?>'), '', $code);
-  if (!@eval('return true;' . $code))
+  if (function_exists('token_get_all'))
   {
-    return false;
+    $b = 0;
+    foreach (token_get_all($code) as $token)
+    {
+      if ('{' == $token) ++$b;
+      else if ('}' == $token) --$b;
+    }
+    if ($b) return false;
+    else
+    {
+      ob_start();
+      $eval = eval('if(0){' . $code . '}');
+      ob_end_clean();
+      if ($eval === false) return false;
+    }
   }
   return '<?php' . $code . '?>';
 }