PEAR::HTTP_Request usage sample code

PEAR::HTTP_Request.php

<?php 
// Some sample codes
// For more information, see http://pear.php.net/manual/en/package.http.http-request.php

require_once "HTTP/Request.php";

// request url 
$url = "http://www.example.com"; 

$option = array( 
    "timeout" => "10",
    "allowRedirects" => true,
    "maxRedirects" => 3,
); 

// HTTP_Request init 
$req =& new HTTP_Request($url, $option); 

// Header 
$req->addHeader("User-Agent", "My PEAR PROGRAM"); 
$req->addHeader("Referer", "http://www.yahoo.co.jp/");
$req->addHeader('Authorization', "OAuth $access_token");

// set HTTP method
$req->setMethod(HTTP_REQUEST_METHOD_POST);

$post_data = array('status' => $message);

// if POST, set post data
if ($req->_method == HTTP_REQUEST_METHOD_POST) {
    foreach ($post_data as $key => $value){
        $req->addPostData($key, $value);
    }
}

// Basic Authentication
$req->setBasicAuth("johndoe", "foo");

// Adding a cookie to the request
$req->addCookie("version", phpversion());

// Using Proxy
$req->setProxy("proxy.example.com", 8080);
// Using proxy authorization
$req->setProxy("proxy.example.com", 8080, "johndoe", "foo");

// send http request
$response = $req->sendRequest(); 
if (!PEAR::isError($response)) { 
    $res_code = $req->getResponseCode();
    $res_header = $req->getResponseHeader();
    $res_body = $req->getResponseBody();
    $cookie = $req-> getResponseCookies();
}

// if request success
if($res_code === 200){

    $data = json_decode($res_body, true);
    // continue your code..
}