factory.php

См. документацию.

<?php
 
namespace Bitrix\Seo\Checkout;
 
use Bitrix\Main\ArgumentOutOfRangeException;

class Factory
{
    public static function create($object, $type, $parameters = null)
    {
        $spaceList = explode('\\', $object);
        $objectClassName = array_pop($spaceList);
        array_push($spaceList, 'Services', $objectClassName);
        $className = implode('\\', $spaceList).mb_strtoupper(mb_substr($type, 0, 1)).mb_strtolower(mb_substr($type, 1));
 
        if (!class_exists($object))
        {
            throw new ArgumentOutOfRangeException('Object');
        }
 
        if (!class_exists($className))
        {
            throw new ArgumentOutOfRangeException('Type');
        }
 
        $instance = new $className($parameters);
 
        return $instance;
    }
}