From c40d132f815f8abb422e59ef30d1c86466a99c2d Mon Sep 17 00:00:00 2001
From: Majna <majnaggz@gmail.com>
Date: Fri, 17 Feb 2012 20:46:52 +0100
Subject: [PATCH] Fix Folder::tree() when excluding dot files or folders.

When 'exclude' param is array('.') files/folders are not skipped. Added test.
---
 lib/Cake/Test/Case/Utility/FolderTest.php | 3 +++
 lib/Cake/Utility/Folder.php               | 6 +-----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/lib/Cake/Test/Case/Utility/FolderTest.php b/lib/Cake/Test/Case/Utility/FolderTest.php
index 2664d16fe..99b7a3d3f 100644
--- a/lib/Cake/Test/Case/Utility/FolderTest.php
+++ b/lib/Cake/Test/Case/Utility/FolderTest.php
@@ -476,6 +476,9 @@ class FolderTest extends CakeTestCase {
 		$result = $Folder->tree(null, true);
 		$this->assertEquals($expected, $result);
 
+		$result = $Folder->tree(null, array('.'));
+		$this->assertEquals($expected, $result);
+
 		$expected = array(
 			array(
 				$Folder->path,
diff --git a/lib/Cake/Utility/Folder.php b/lib/Cake/Utility/Folder.php
index fa9e821fd..d523ea7d3 100644
--- a/lib/Cake/Utility/Folder.php
+++ b/lib/Cake/Utility/Folder.php
@@ -413,10 +413,6 @@ class Folder {
 
 		if (is_array($exceptions)) {
 			$exceptions = array_flip($exceptions);
-			if (isset($exceptions['.'])) {
-				$skipHidden = true;
-				unset($exceptions['.']);
-			}
 		}
 		$skipHidden = false;
 		if ($exceptions === true) {
@@ -435,7 +431,7 @@ class Folder {
 			}
 			return array();
 		}
-		$pathLength = strlen($path);
+
 		foreach ($iterator as $itemPath => $fsIterator) {
 			if ($skipHidden) {
 				$subPathName = $fsIterator->getSubPathname();