From 17195d4e868518d773be086616e113dc70709b52 Mon Sep 17 00:00:00 2001
From: Ingo Schommer <ingo@silverstripe.com>
Date: Wed, 27 Feb 2013 10:48:57 +0100
Subject: [PATCH] 3.0 compatibibility (Object::has_extension)

SiteTree::has_extension() is only available in 3.1,
split off 3.0 compat branch to avoid deprecation warnings.

See https://github.com/silverstripe/silverstripe-translatable/issues/98#issuecomment-14020318
---
 code/controller/TranslatableCMSMainExtension.php | 2 +-
 code/model/Translatable.php                      | 4 ++--
 composer.json                                    | 4 ++--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/code/controller/TranslatableCMSMainExtension.php b/code/controller/TranslatableCMSMainExtension.php
index ba04454..251944a 100644
--- a/code/controller/TranslatableCMSMainExtension.php
+++ b/code/controller/TranslatableCMSMainExtension.php
@@ -211,7 +211,7 @@ class TranslatableCMSMainExtension extends Extension {
 	 * @return boolean
 	 */
 	function IsTranslatableEnabled() {
-		return SiteTree::has_extension('Translatable');
+		return Object::has_extension('SiteTree', 'Translatable');
 	}
 	
 }
\ No newline at end of file
diff --git a/code/model/Translatable.php b/code/model/Translatable.php
index 13fff60..4ebb4ec 100755
--- a/code/model/Translatable.php
+++ b/code/model/Translatable.php
@@ -495,7 +495,7 @@ class Translatable extends DataExtension implements PermissionProvider {
 	 */
 	static function is_enabled() {
 		if(class_exists('SiteTree')){
-			return SiteTree::has_extension('Translatable');
+			return Object::has_extension('SiteTree', 'Translatable');
 		}else{
 			return false;
 		}
@@ -1454,7 +1454,7 @@ class Translatable extends DataExtension implements PermissionProvider {
 	}
 	
 	function providePermissions() {
-		if(!SiteTree::has_extension('Translatable') || !class_exists('SiteTree')) return false;
+		if(!Object::has_extension('SiteTree', 'Translatable') || !class_exists('SiteTree')) return false;
 		
 		$locales = self::get_allowed_locales();
 		
diff --git a/composer.json b/composer.json
index f61f00c..2020b14 100644
--- a/composer.json
+++ b/composer.json
@@ -16,8 +16,8 @@
 	"require": 
 		{
 			"php": ">=5.3.2",
-			"silverstripe/framework": ">=3.0.1",
-			"silverstripe/cms": ">=3.0.1"
+			"silverstripe/framework": ">=3.0.1,<3.1",
+			"silverstripe/cms": ">=3.0.1,<3.1"
 		},
 	"extra":
 		{