From a87094fb16001188e8b7ba856e51185534e64ce1 Mon Sep 17 00:00:00 2001
From: Will Rossiter <will.rossiter@gmail.com>
Date: Sun, 8 Apr 2012 21:27:53 +1200
Subject: [PATCH] BUGFIX: check for valid directory before opening

---
 code/DocumentationService.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/code/DocumentationService.php b/code/DocumentationService.php
index f9a7b24..be119d1 100755
--- a/code/DocumentationService.php
+++ b/code/DocumentationService.php
@@ -330,7 +330,7 @@ class DocumentationService {
 	 * @return string
 	 */
 	private static function find_page_recursive($base, $goal) {
-		$handle = opendir($base);
+		$handle = (is_dir($base)) ? opendir($base) : false;
 
 		$name = self::trim_extension_off(strtolower(array_shift($goal)));
 		if(!$name || $name == '/') $name = 'index';
@@ -377,10 +377,10 @@ class DocumentationService {
 					}
 				}
 			}
+			
+			closedir($handle);
 		}
 		
-		closedir($handle);
-		
 		return false;
 	}