From f2dc6872029c4ea6df2791fa6eea1f58cb3287d3 Mon Sep 17 00:00:00 2001
From: Laurent Destailleur <eldy@destailleur.fr>
Date: Wed, 27 Feb 2019 13:26:37 +0100
Subject: [PATCH] Update html.formfile.class.php

---
 htdocs/core/class/html.formfile.class.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/htdocs/core/class/html.formfile.class.php b/htdocs/core/class/html.formfile.class.php
index 52336e3759e..7d18d7e3a5d 100644
--- a/htdocs/core/class/html.formfile.class.php
+++ b/htdocs/core/class/html.formfile.class.php
@@ -176,7 +176,13 @@ class FormFile
 			if ($savingdocmask)
             {
             	//add a global variable for disable the auto renaming on upload
-                if($conf->global->MAIN_DOC_UPLOAD_NOT_RENAME_BY_DEFAULT==1){$rename='';}else{$rename='checked';}
+                if (! empty($conf->global->MAIN_DOC_UPLOAD_NOT_RENAME_BY_DEFAULT))
+                {
+                    $rename='';
+                }
+                else {
+                    $rename='checked';
+                }
                 
                 $out .= '<tr>';
    	            if (! empty($options)) $out .= '<td>'.$options.'</td>';