From 5211fb037de625f589624e589e4de3cccff9b254 Mon Sep 17 00:00:00 2001
From: wangyidong <wangyidong@cnezsoft.com>
Date: Thu, 13 Jun 2013 07:35:51 +0000
Subject: [PATCH]  * fix a bug for ls in nginx.

---
 framework/helper.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/framework/helper.class.php b/framework/helper.class.php
index 3ad3cd4499..4117b34618 100644
--- a/framework/helper.class.php
+++ b/framework/helper.class.php
@@ -400,7 +400,7 @@ class helper
         $files = array();
         $dir = realpath($dir);
         if(is_dir($dir)) $files = glob($dir . DIRECTORY_SEPARATOR . '*' . $pattern);
-        return $files;
+        return empty($files) ? array() : $files;
     }
 
     /**