From fe2aebf831dace839a61548455985d63a64a767c Mon Sep 17 00:00:00 2001
From: Stephen Holdaway <stephen@heyday.co.nz>
Date: Wed, 10 Jul 2013 13:33:31 +1200
Subject: [PATCH] UPDATE: Remove / + and = characters from hash for URL

---
 README.md                  | 2 +-
 code/HashPathExtension.php | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index d2930ca..3f76b93 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ The following is required in your root `.htaccess` file.
 
     RewriteCond %{REQUEST_FILENAME} !-f
     RewriteCond %{REQUEST_FILENAME} !-d
-    RewriteRule ^(.+)\.(v[A-Za-z0-9\+]+)\.(js|css|png|jpg|gif)$ $1.$3 [L]
+    RewriteRule ^(.+)\.(v[A-Za-z0-9]+)\.(js|css|png|jpg|gif)$ $1.$3 [L]
 </IfModule>
 ```
 
diff --git a/code/HashPathExtension.php b/code/HashPathExtension.php
index 16e4cc6..56d3da2 100644
--- a/code/HashPathExtension.php
+++ b/code/HashPathExtension.php
@@ -43,7 +43,7 @@ public function HashFile($path, $theme = true)
 
         if (file_exists($path)) {
             $hash = md5_file($path);
-            return preg_replace('/=+$/', '', base64_encode(pack('H*', $hash)));
+            return str_replace(array('/', '+','='), '', base64_encode(pack('H*', $hash)));
         }
         
         return '';