เรียกใช้ Requests for PHP สำหรับใช้งาน HTTP library ใน codeigniter

<?php
if (!defined('BASEPATH')) exit('No direct script access allowed');
require_once APPPATH."/third_party/Requests.php";
class PHPRequests {
    public function __construct() {
        Requests::register_autoloader();
    }
}

<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class Example extends CI_Controller {

    public function __construct()
    {
        parent::__construct();
        $this->load->library('PHPRequests');
    }

    public function index(){
        $headers = array('Accept' => 'application/json');
        $options = array('auth' => array('user', 'pass'));
        $response = Requests::get('https://api.github.com/gists', $headers, $options);

        echo "<pre>";
        echo $response->status_code."<br>";
        var_dump($response->status_code);
// int(200)

        var_dump($response->headers['content-type']);
// string(31) "application/json; charset=utf-8"

        var_dump($response->body);
        echo "</pre>";
    }
}