<?php
session_start();
require_once 'util.function.php';
if(!$_SESSION['researcher_id'] || !bedfile_access_permission($_SESSION['researcher_id'], $_GET['ids'])) {
    exit;
}

require_once 'db.function.php';
$db = getDB();

$qmarks = join(',', array_fill(0, count($_GET['ids']), '?'));
$db->query("update bedfile set is_reference = is_reference XOR 1 where bedfile_id in ($qmarks)", $_GET['ids']);

$db->commit();

$err = '';
print json_encode(array('err' => $err, "ids" => $_GET['ids']));

?>