gnu-social/lib/twitterbasicauthclient.php

237 lines
7.4 KiB
PHP

<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Class for doing OAuth calls against Twitter
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Integration
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET') && !defined('LACONICA')) {
exit(1);
}
/**
* Exception wrapper for cURL errors
*
* @category Integration
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*
*/
class BasicAuthCurlException extends Exception
{
}
/**
* Class for talking to the Twitter API with HTTP Basic Auth.
*
* @category Integration
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*
*/
class TwitterBasicAuthClient
{
var $screen_name = null;
var $password = null;
/**
* constructor
*
* @param Foreign_link $flink a Foreign_link storing the
* Twitter user's password, etc.
*/
function __construct($flink)
{
$fuser = $flink->getForeignUser();
$this->screen_name = $fuser->nickname;
$this->password = $flink->credentials;
}
/**
* Calls Twitter's /stutuses/update API method
*
* @param string $status text of the status
* @param int $in_reply_to_status_id optional id of the status it's
* a reply to
*
* @return mixed the status
*/
function statusesUpdate($status, $in_reply_to_status_id = null)
{
$url = 'https://twitter.com/statuses/update.json';
$params = array('status' => $status,
'source' => common_config('integration', 'source'),
'in_reply_to_status_id' => $in_reply_to_status_id);
$response = $this->httpRequest($url, $params, true);
$status = json_decode($response);
return $status;
}
/**
* Calls Twitter's /stutuses/friends_timeline API method
*
* @param int $since_id show statuses after this id
* @param int $max_id show statuses before this id
* @param int $cnt number of statuses to show
* @param int $page page number
*
* @return mixed an array of statuses
*/
function statusesFriendsTimeline($since_id = null, $max_id = null,
$cnt = null, $page = null)
{
$url = 'https://twitter.com/statuses/friends_timeline.json';
$params = array('since_id' => $since_id,
'max_id' => $max_id,
'count' => $cnt,
'page' => $page);
$qry = http_build_query($params);
if (!empty($qry)) {
$url .= "?$qry";
}
$response = $this->httpRequest($url, null, true);
$statuses = json_decode($response);
return $statuses;
}
/**
* Calls Twitter's /stutuses/friends API method
*
* @param int $id id of the user whom you wish to see friends of
* @param int $user_id numerical user id
* @param int $screen_name screen name
* @param int $page page number
*
* @return mixed an array of twitter users and their latest status
*/
function statusesFriends($id = null, $user_id = null, $screen_name = null,
$page = null)
{
$url = "https://twitter.com/statuses/friends.json";
$params = array('id' => $id,
'user_id' => $user_id,
'screen_name' => $screen_name,
'page' => $page);
$qry = http_build_query($params);
if (!empty($qry)) {
$url .= "?$qry";
}
$response = $this->httpRequest($url);
$friends = json_decode($response);
return $friends;
}
/**
* Calls Twitter's /stutuses/friends/ids API method
*
* @param int $id id of the user whom you wish to see friends of
* @param int $user_id numerical user id
* @param int $screen_name screen name
* @param int $page page number
*
* @return mixed a list of ids, 100 per page
*/
function friendsIds($id = null, $user_id = null, $screen_name = null,
$page = null)
{
$url = "https://twitter.com/friends/ids.json";
$params = array('id' => $id,
'user_id' => $user_id,
'screen_name' => $screen_name,
'page' => $page);
$qry = http_build_query($params);
if (!empty($qry)) {
$url .= "?$qry";
}
$response = $this->httpRequest($url);
$ids = json_decode($response);
return $ids;
}
/**
* Make a HTTP request using cURL.
*
* @param string $url Where to make the request
* @param array $params post parameters
*
* @return mixed the request
*/
function httpRequest($url, $params = null, $auth = false)
{
$options = array(
CURLOPT_RETURNTRANSFER => true,
CURLOPT_FAILONERROR => true,
CURLOPT_HEADER => false,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_USERAGENT => 'StatusNet',
CURLOPT_CONNECTTIMEOUT => 120,
CURLOPT_TIMEOUT => 120,
CURLOPT_HTTPAUTH => CURLAUTH_ANY,
CURLOPT_SSL_VERIFYPEER => false,
// Twitter is strict about accepting invalid "Expect" headers
CURLOPT_HTTPHEADER => array('Expect:')
);
if (isset($params)) {
$options[CURLOPT_POST] = true;
$options[CURLOPT_POSTFIELDS] = $params;
}
if ($auth) {
$options[CURLOPT_USERPWD] = $this->screen_name .
':' . $this->password;
}
$ch = curl_init($url);
curl_setopt_array($ch, $options);
$response = curl_exec($ch);
if ($response === false) {
$msg = curl_error($ch);
$code = curl_errno($ch);
throw new BasicAuthCurlException($msg, $code);
}
curl_close($ch);
return $response;
}
}