(bug 38897) Fix unhandled exception when visiting e.g. MediaWiki:Somemessage/0

Change-Id: I9876e4fb21c2a1a3a0a14bff05633c7aef6a3fd3

diff --git a/includes/LocalisationCache.php b/includes/LocalisationCache.php
index 94e823e..f6f5a76 100644 (file)
--- a/includes/LocalisationCache.php
+++ b/includes/LocalisationCache.php
@@ -1160,7 +1160,7 @@ class LCStore_CDB implements LCStore {
        }
 
        protected function getFileName( $code ) {
-               if ( !$code || strpos( $code, '/' ) !== false ) {
+               if ( strval( $code ) === '' || strpos( $code, '/' ) !== false ) {
                        throw new MWException( __METHOD__ . ": Invalid language \"$code\"" );
                }
                return "{$this->directory}/l10n_cache-$code.cdb";