From a8bf53fe5422752eb4758e92059b3b0cf892e58f Mon Sep 17 00:00:00 2001
From: ngleader <ngleader@gmail.com>
Date: Wed, 22 Feb 2012 05:28:00 +0000
Subject: [PATCH] Issue 1475 fixed a php warning on document item

git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0@10169 201d5d3c-b55e-5fd7-737f-ddc643e51545
---
 modules/document/document.item.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/document/document.item.php b/modules/document/document.item.php
index 7767fbbf8..1f6b592ca 100644
--- a/modules/document/document.item.php
+++ b/modules/document/document.item.php
@@ -474,7 +474,7 @@
 
         function getExtraValueHTML($idx) {
             $extra_vars = $this->getExtraVars();
-            if(array_key_exists($idx,$extra_vars)){
+            if(is_array($extra_vars) && array_key_exists($idx,$extra_vars)){
                 return $extra_vars[$idx]->getValueHTML();
             }else{
                 return '';