From 2cd4c7e044d25e9838a2ffceee6efef85972cba4 Mon Sep 17 00:00:00 2001
From: Mark Baker <mark@lange.demon.co.uk>
Date: Tue, 5 Jun 2012 14:18:55 +0000
Subject: [PATCH] Validate Graph and PDF Renderer library directories

git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@91353 2327b42d-5241-43d6-9e2a-de5ac946f064
---
 Classes/PHPExcel/Settings.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Classes/PHPExcel/Settings.php b/Classes/PHPExcel/Settings.php
index 4326013..a6c855d 100644
--- a/Classes/PHPExcel/Settings.php
+++ b/Classes/PHPExcel/Settings.php
@@ -220,6 +220,9 @@ class PHPExcel_Settings
 	 * @return	 boolean					Success or failure
 	 */
 	public static function setChartRendererPath($libraryBaseDir) {
+		if ((file_exists($libraryBaseDir) === false) || (is_readable($libraryBaseDir) === false)) {
+			return FALSE;
+		}
 		self::$_chartRendererPath = $libraryBaseDir;
 
 		return TRUE;
@@ -293,6 +296,9 @@ class PHPExcel_Settings
 	 * @return	 boolean					Success or failure
 	 */
 	public static function setPdfRendererPath($libraryBaseDir) {
+		if ((file_exists($libraryBaseDir) === false) || (is_readable($libraryBaseDir) === false)) {
+			return FALSE;
+		}
 		self::$_pdfRendererPath = $libraryBaseDir;
 
 		return TRUE;