From 46c9b7026549ddbd0e5d16563428c2cc456ec5fb Mon Sep 17 00:00:00 2001
From: Andrew Ozz <azaozz@git.wordpress.org>
Date: Wed, 8 Sep 2021 19:14:49 +0000
Subject: [PATCH] Editor: fix the replacement of `wp.editor` with
 `wp.oldEditor` in the inline script outputted when enqueueing the old editor.

Props fullofcaffeine, davidbinda, grantmkin, get_dave, azaozz.
Fixes #53762.

git-svn-id: https://develop.svn.wordpress.org/trunk@51748 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-includes/class-wp-editor.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/wp-includes/class-wp-editor.php b/src/wp-includes/class-wp-editor.php
index 9ec353c907..5387d850d5 100644
--- a/src/wp-includes/class-wp-editor.php
+++ b/src/wp-includes/class-wp-editor.php
@@ -969,8 +969,12 @@ final class _WP_Editors {
 		?>
 		<script type="text/javascript">
 		window.wp = window.wp || {};
-		window.wp.editor = window.wp.oldEditor = window.wp.oldEditor || {};
-		window.wp.oldEditor.getDefaultSettings = function() {
+		window.wp.editor = window.wp.editor || {};
+		window.wp.oldEditor = window.wp.oldEditor || {};
+
+		// Add getDefaultSettings() to both wp.editor and wp.oldEditor for back compat.
+		// Use of wp.editor for "old editor" functionality should be deprecated.
+		window.wp.editor.getDefaultSettings = window.wp.oldEditor.getDefaultSettings = function() {
 			return {
 				tinymce: <?php echo $settings; ?>,
 				quicktags: {