From 52099aabb2761aac67c4b8a46871e1a3d442dd3d Mon Sep 17 00:00:00 2001
From: Mark Baker <mark@lange.demon.co.uk>
Date: Thu, 8 Nov 2012 09:29:55 +0000
Subject: [PATCH] Use temporary folder for temporary chart images in HTML
 Writer

---
 Classes/PHPExcel/Writer/HTML.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Classes/PHPExcel/Writer/HTML.php b/Classes/PHPExcel/Writer/HTML.php
index 762ed23d..46adb2ee 100644
--- a/Classes/PHPExcel/Writer/HTML.php
+++ b/Classes/PHPExcel/Writer/HTML.php
@@ -639,7 +639,7 @@ class PHPExcel_Writer_HTML extends PHPExcel_Writer_Abstract implements PHPExcel_
 			    $chartCoordinates = $chart->getTopLeftPosition();
 				if ($chartCoordinates['cell'] == $coordinates) {
 //					$chartFileName = tempnam(PHPExcel_Shared_File::sys_get_temp_dir(),'xlc');
-					$chartFileName = './'.uniqid().'.png';
+					$chartFileName = PHPExcel_Shared_File::sys_get_temp_dir().'/'.uniqid().'.png';
 					if (!$chart->render($chartFileName)) {
 						return;
 					}