Request.php

См. документацию.

<?php
 
namespace Bitrix\Main\UpdateSystem;
 
use Bitrix\Main\SystemException;
use Bitrix\Main\Web\HttpClient;
use Bitrix\Main\Web\HttpHeaders;
use Bitrix\Main\Web\Uri;
 
class Request
{
    private string $method = 'POST';
    private ?array $body = null;
    private Uri $url;
    private HttpClient $httpClient;
 
    public function __construct()
    {
        $this->httpClient = new HttpClient();
        $this->httpClient->setVersion('1.0');
    }
 
    public function setHeaders(HttpHeaders $headers): void
    {
        $this->httpClient->setHeaders($headers->toArray());
    }
 
    public function setUrl(Uri $url): void
    {
        $this->url = $url;
    }
 
    public function setMethod(string $method): void
    {
        $this->method = $method;
    }
 
    public function setProxy(array $proxyData): void
    {
        if (
            isset($proxyData['host'])
            && !empty($proxyData['host'])
            && isset($proxyData['port'])
            && !empty($proxyData['port'])
        ) {
            $this->httpClient->setProxy(
                $proxyData['host'],
                $proxyData['port'],
                $proxyData['user'] ?? null,
                $proxyData['password'] ?? null,
            );
        }
    }
 
    public function setBody(array $body): void
    {
        $this->body = $body;
    }

    public function send(): string
    {
        $this->url->addParams($this->body);
        $isSuccess = $this->httpClient->query(
            $this->method,
            $this->url->getLocator(),
            $this->body
        );
 
        if ($isSuccess)
        {
            return $this->httpClient->getResult();
        }
        else
        {
            if ($this->httpClient->getStatus() === 0 && empty($this->httpClient->getError()))
            {
                throw new \Exception('Invalid response from host: '.$this->url->getHost().' [RS01]', 400);
            }
            else
            {
                throw new SystemException(implode('\r\n', $this->httpClient->getError()).' [RS02]');
            }
        }
    }
}