MDL-76389 output: Ensure we don't try to iterate over null

Just convert nulls to empty array before trying to iterate it.
2022-11-20 11:42:02 +01:00
parent 2da8a31849
commit 5d16d55949
1 changed files with 1 additions and 1 deletions
@@ -963,7 +963,7 @@ class theme_config {
                $files['plugin_'.$plugin] = $sheetfile;
            }

-            $subplugintypes = core_component::get_subplugins("editor_{$plugin}");
+            $subplugintypes = core_component::get_subplugins("editor_{$plugin}") ?? [];
            // Fetch sheets for any editor subplugins.
            foreach ($subplugintypes as $plugintype => $subplugins) {
                foreach ($subplugins as $subplugin) {