I9329573da7d4f2af60515ef32b3b64bb769e3755 calls a hook for extensions to state whether the user exists on both the global and current wiki.
function onLoadGlobalCssJs( User $user, $global, $current ) {
$caUser = CentralAuthUser::getInstance( $user );
return $caUser->attachedOn( $global ) && $caUser->attachedOn( $current );
}
...or something like that.
Version: unspecified
Severity: enhancement