From e77bf1ec99be67f7a0bb6ce7c5627dc8bd6e7c84 Mon Sep 17 00:00:00 2001
From: Andrew Ozz <azaozz@git.wordpress.org>
Date: Fri, 14 Jul 2023 20:57:53 +0000
Subject: [PATCH] Editir: Fix open_basedir warnings on the classic Edit Post
 screen when additional TinyMCE plugins are used.

Props: rembem, MadtownLems, njsamsatli, sabernhardt, azaozz.
Fixes: #54354.

git-svn-id: https://develop.svn.wordpress.org/trunk@56235 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 8e661120a7..bd73540bc9 100644
--- a/src/wp-includes/class-wp-editor.php
+++ b/src/wp-includes/class-wp-editor.php
@@ -511,9 +511,13 @@ final class _WP_Editors {
 							// Try to load langs/[locale].js and langs/[locale]_dlg.js.
 							if ( ! in_array( $name, $loaded_langs, true ) ) {
 								$path = str_replace( content_url(), '', $plugurl );
-								$path = WP_CONTENT_DIR . $path . '/langs/';
+								$path = realpath( WP_CONTENT_DIR . $path . '/langs/' );
 
-								$path = trailingslashit( realpath( $path ) );
+								if ( ! $path ) {
+									continue;
+								}
+
+								$path = trailingslashit( $path );
 
 								if ( @is_file( $path . $mce_locale . '.js' ) ) {
 									$strings .= @file_get_contents( $path . $mce_locale . '.js' ) . "\n";