geojsonconverter.php

См. документацию.

<?php
 
namespace Bitrix\Location\Geometry\Converter;
 
use Bitrix\Location\Geometry\Type\BaseGeometry;
use Bitrix\Main\Web\Json;
use Bitrix\Main\ArgumentException;
 
class GeoJsonConverter extends ArrayConverter
{
    public function read($input): ?BaseGeometry
    {
        try
        {
            $input = Json::decode($input);
        }
        catch (ArgumentException $ex)
        {
            return null;
        }
 
        if (!is_array($input))
        {
            return null;
        }
 
        return parent::read($input);
    }

    public function write(BaseGeometry $geometry)
    {
        return Json::encode(
            parent::write($geometry)
        );
    }
}