From 921cb5205edfda7ac2a6541af642193cd7acabcc Mon Sep 17 00:00:00 2001
From: Roman Zimmermann <roman@more-onion.com>
Date: Fri, 9 May 2025 11:55:50 +0200
Subject: [PATCH] fix(wysiwyg): Avoid notice for pseudo-themes
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wysiwyg uses names like wysiwyg_default_theme for referencing special
themes. Those don’t actually exist and cause notices.
---
 modules/wysiwyg.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/wysiwyg.php b/modules/wysiwyg.php
index 6a29353..e4b4845 100644
--- a/modules/wysiwyg.php
+++ b/modules/wysiwyg.php
@@ -12,6 +12,9 @@
  */
 function _d7csp_get_base_themes(string $theme): array {
   $themes = list_themes();
+  if (!isset($themes[$theme])) {
+    return [];
+  }
   $result = [$theme];
   while ($base_theme = $themes[$theme]->base_theme ?? NULL) {
     $theme = $base_theme;