From c96ad9c1680f3a0aa3f5736dc8886460bf801c77 Mon Sep 17 00:00:00 2001
From: Mark Crane <markjcrane@gmail.com>
Date: Sat, 28 Sep 2013 21:06:16 +0000
Subject: [PATCH] To speed up the install and upgrade schema only copy files
 that don't exist in the destination directory.

---
 resources/classes/install.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/resources/classes/install.php b/resources/classes/install.php
index 5ba7c0ed25..465a71757b 100644
--- a/resources/classes/install.php
+++ b/resources/classes/install.php
@@ -50,7 +50,9 @@ include "root.php";
 			while(false !== ($file = readdir($dir))) {
 				if (($file != '.') && ($file != '..')) {
 					if (is_dir($src.'/'.$file)) {
-						$this->recursive_copy($src.'/'.$file, $dst.'/'.$file);
+						if (!file_exists($dst.'/'.$file)) {
+							$this->recursive_copy($src.'/'.$file, $dst.'/'.$file);
+						}
 					}
 					else {
 						//show debug info