From c6119d3de95c8ecf8faa681ce3165f2ab0a160cd Mon Sep 17 00:00:00 2001
From: Will Rossiter <will.rossiter@gmail.com>
Date: Tue, 26 Mar 2013 22:30:38 +1300
Subject: [PATCH] Upgrades for 3.1 compatibility

---
 _config.php            | 2 +-
 code/GoogleSitemap.php | 2 +-
 composer.json          | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/_config.php b/_config.php
index ee3c4b1..07af9ac 100644
--- a/_config.php
+++ b/_config.php
@@ -2,7 +2,7 @@
 
 // add the extension to pages
 if (class_exists('SiteTree')) {
-	Object::add_extension('SiteTree', 'GoogleSitemapSiteTreeExtension');
+	SiteTree::add_extension('GoogleSitemapSiteTreeExtension');
 }
 
 // if you need to add this to DataObjects include the following in
diff --git a/code/GoogleSitemap.php b/code/GoogleSitemap.php
index adf4451..b95ef0a 100644
--- a/code/GoogleSitemap.php
+++ b/code/GoogleSitemap.php
@@ -60,7 +60,7 @@ class GoogleSitemap {
 	 */
 	public static function register_dataobject($className, $changeFreq = 'monthly', $priority = '0.6') {
 		if (!self::is_registered($className)) {
-			Object::add_extension($className, 'GoogleSitemapExtension');
+			$className::add_extension('GoogleSitemapExtension');
 			
 			self::$dataobjects[$className] = array(
 				'frequency' => ($changeFreq) ? $changeFreq : 'monthly',
diff --git a/composer.json b/composer.json
index b97dfbe..053482b 100644
--- a/composer.json
+++ b/composer.json
@@ -10,6 +10,6 @@
 		"email": "will@fullscreen.io"
 	}],
 	"require": {
-		"silverstripe/framework": "3.0.*"
+		"silverstripe/framework": ">=3.1.*"
 	}
 }