access_token.php

<?php
/**
 * HTTP_OAuth
 *
 * Implementation of the OAuth specification
 *
 * PHP version 5.2.0+
 *
 * LICENSE: This source file is subject to the New BSD license that is
 * available through the world-wide-web at the following URI:
 * http://www.opensource.org/licenses/bsd-license.php. If you did not receive  
 * a copy of the New BSD License and are unable to obtain it through the web, 
 * please send a note to license@php.net so we can mail you a copy immediately.
 *
 * @category  HTTP
 * @package   HTTP_OAuth
 * @author    Jeff Hodsdon <jeffhodsdon@gmail.com> 
 * @copyright 2009 Jeff Hodsdon <jeffhodsdon@gmail.com> 
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD License
 * @link      http://pear.php.net/package/HTTP_OAuth_Provider
 * @link      http://github.com/jeffhodsdon/HTTP_OAuth_Provider
 */

require_once 'examples-config.php';
include_once 'HTTP/OAuth/Consumer.php';

$consumer = new HTTP_OAuth_Consumer(
    $config->consumer_key,
    $config->consumer_secret,
    $config->token,
    $config->token_secret
);
$consumer->accept($request);

$args = array();
if ($config->method == 'POST' && !empty($_GET['args'])) {
    $args = $config->args;
}

try {
    $consumer->getAccessToken($config->access_token_url, $config->verifier,
        $args, $config->method);
    echo json_encode(
        array(
            'token'        => $consumer->getToken(),
            'token_secret' => $consumer->getTokenSecret()
        )
    );
} catch (HTTP_OAuth_Consumer_Exception_InvalidResponse $e) {
    echo $e->getBody();
} catch (Exception $e) {
    echo $e->getMessage();
}

?>