CurlRequest.php

<?php
namespace AmazonAdvertisingApi;

class CurlRequest
{
    private $handle = null;
    public $requestId = null;

    public function __construct($host = null)
    {
        $this->reset($host);
    }

    public function reset($host = null)
    {
        $this->handle = curl_init();
        curl_setopt($this->handle, CURLOPT_PORT, 443);
        curl_setopt($this->handle, CURLOPT_SSL_VERIFYPEER, true);
        curl_setopt($this->handle, CURLOPT_SSL_VERIFYHOST, 2);
        curl_setopt($this->handle, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($this->handle, CURLOPT_HEADER, false);
        if (defined("CURLOPT_IPRESOLVE")) {
            curl_setopt($this->handle, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
        }
        curl_setopt($this->handle, CURLOPT_HEADERFUNCTION, array($this, "_handleHeaderLine"));
    }

    public function setOption($name, $value)
    {
        curl_setopt($this->handle, $name, $value);
    }

    public function execute()
    {

        return curl_exec($this->handle);
    }

    public function getInfo()
    {
        return curl_getinfo($this->handle);
    }

    public function getError()
    {
        return curl_error($this->handle);
    }

    public function close()
    {
        curl_close($this->handle);
    }

    private function _handleHeaderLine($ch, $line)
    {
        $matches = array();
        if (preg_match("/x-amz-request-id:\ \S+/", $line)) {
            preg_match_all("/[^\ ]\S+/", $line, $matches);
            if (count($matches) > 0) {
                if (count($matches[0]) > 1) {
                    $this->requestId = $matches[0][1];
                }
            }
        }
        return strlen($line);
    }
}