<?php

$res = array("expanding" => false, 'results' => array());
$fieldname = get_input('field');
$value = get_input('value');
$level = get_input('level');
if ( !$value ) 
    $value = null;
if ( $fieldname == "curriculumSubject" ) {
    //$res['expanding'] = true;
    $x = getCurriculumSiblings($value, $level);
    if ( $x == false ) {
        // end
    } else {
        $res['expanding'] = true;
        foreach ( $x as $el ) {
            $res['results'] = $x;
        }
    }
}
print json_encode($res);

?>