From 3ed654c8474ae2859a760b669beb1c33d085129b Mon Sep 17 00:00:00 2001
From: ryan <ryan@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Thu, 9 Dec 2010 19:29:00 +0000
Subject: [PATCH] Go back to sanitize_user() so that dots are allowed. Props
 ocean90. see #14910

git-svn-id: http://svn.automattic.com/wordpress/trunk@16848 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/ms-functions.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/ms-functions.php b/wp-includes/ms-functions.php
index 65f629cb1..b0696d661 100644
--- a/wp-includes/ms-functions.php
+++ b/wp-includes/ms-functions.php
@@ -843,7 +843,7 @@ function wpmu_create_user( $user_name, $password, $email) {
 }
 
 function wpmu_create_blog($domain, $path, $title, $user_id, $meta = '', $site_id = 1) {
-	$domain = preg_replace( '/\s+/', '', sanitize_key( $domain ) );
+	$domain = preg_replace( '/\s+/', '', sanitize_user( $domain, true ) );
 
 	if ( is_subdomain_install() )
 		$domain = str_replace( '@', '', $domain );