From f5e4af9b533bae5a0e70f4ae7d468d44db98f92d Mon Sep 17 00:00:00 2001
From: ryan <ryan@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Tue, 14 Feb 2012 18:08:45 +0000
Subject: [PATCH] Properly redirect to install.php when visiting wp-login.php
 with a config file but no db. Props SergeyBiryukov. fixes #18397

git-svn-id: http://svn.automattic.com/wordpress/trunk@19923 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/functions.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index a5975f12f..bd3a02475 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -3048,7 +3048,7 @@ function wp_guess_url() {
 		$url = WP_SITEURL;
 	} else {
 		$schema = is_ssl() ? 'https://' : 'http://';
-		$url = preg_replace('|/wp-admin/.*|i', '', $schema . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
+		$url = preg_replace('#/(wp-admin/.*|wp-login.php)#i', '', $schema . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
 	}
 	return rtrim($url, '/');
 }