Allow to export null values

Bug: T110960
Change-Id: Idd90c8b6370547b1d9caa8b93e3d5b27942418d8

diff --git a/maintenance/getConfiguration.php b/maintenance/getConfiguration.php
index d5f6834..5838201 100644 (file)
--- a/maintenance/getConfiguration.php
+++ b/maintenance/getConfiguration.php
@@ -184,7 +184,7 @@ class GetConfiguration extends Maintenance {
                        }
 
                        return true;
-               } elseif ( is_scalar( $value ) ) {
+               } elseif ( is_scalar( $value ) || $value === null ) {
                        return true;
                }