paginator.php

См. документацию.

<?php
 
namespace Bitrix\Seo\Retargeting;
 
class Paginator implements \IteratorAggregate
{
    private $request;

    private $params;

    public function __construct(
        Request $request,
        array $params
    )
    {
        $this->request = $request;
        $this->params = $params;
    }

    public function getIterator() : \Generator
    {
        do
        {
            $response = $this->request->send($this->params);
 
            $next = $response instanceof PagingInterface && $this->params = $response->prepareRequestParams($this->params);
 
            yield $response;
        }
        while($next);
    }
}