$session = array();
}
- if ( $request->getVal( 'uselang' ) !== null ) {
+ if ( $request->getCheck( 'uselang' ) ) {
$langCode = $request->getVal( 'uselang' );
} elseif ( isset( $session['settings']['_UserLang'] ) ) {
$langCode = $session['settings']['_UserLang'];