From dbd5797c521285d468c1fe001e4a0c7a869656f0 Mon Sep 17 00:00:00 2001
From: Nik <NikxDa@users.noreply.github.com>
Date: Tue, 13 Oct 2020 00:12:31 +0200
Subject: [PATCH] Add Site class reference

String 'Site' will not work with the current setup in SS4 anymore, so this check always fails, resulting in the preview not being hidden as intended.
---
 src/Admin/MultisitesCmsMainExtension.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Admin/MultisitesCmsMainExtension.php b/src/Admin/MultisitesCmsMainExtension.php
index 93ac7db..522d543 100644
--- a/src/Admin/MultisitesCmsMainExtension.php
+++ b/src/Admin/MultisitesCmsMainExtension.php
@@ -104,7 +104,7 @@ public function updateEditForm($form) {
         $classNameField = $form->Fields()->dataFieldByName('ClassName');
         if ($classNameField) {
             $className = $classNameField->Value();
-            if ($className === 'Site') 
+            if ($className === Site::class) 
             {
             	$form->Fields()->removeByName(array(SilverStripeNavigator::class));
                 $form->removeExtraClass('cms-previewable');