* @license
 * @created    28/08/2015
 * @edited     28/08/2015
 */
define("STATUS", "s");
define("FEATURES", "f");
$response = array();
session_start();
if (isset($_SESSION['id'])) {
    if (isset($_POST['info_id']) && isset($_POST['column_index'])) {
        $info_id = $_POST['info_id'];
        $column_index = $_POST['column_index'];
        if (preg_match("/[0-9]+/", $info_id) && preg_match("/[0-9]+/", $column_index)) {
            include "Opr.php";
            $opr = new Opr();
            $features = $opr->get_item_column_features($info_id, $column_index);
            if ($features === false) {
                $response[STATUS] = 3;
            } else {
                $response[STATUS] = 7;
                $response[FEATURES] = $features;
            }
        } else {
            $response[STATUS] = 2;
        }
    } else {
        $response[STATUS] = 1;
    }
} else {
    $response[STATUS] = 0;
}