protected function specialSearch( $search, $limit ) {
global $wgContLang;
- list( $searchKey, $subpageSearch ) = explode( '/', $search, 2 );
+ $searchParts = explode( '/', $search, 2 );
+ $searchKey = $searchParts[0];
+ $subpageSearch = isset( $searchParts[1] ) ? $searchParts[1] : null;
// Handle subpage search separately.
if ( $subpageSearch !== null ) {