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<?php
require_once(dirname(dirname(dirname(dirname(dirname(__FILE__))))) . '/oauth/libextinc/OAuth.php');
/**
* Authenticate using MySpace.
*
* @author Brook Schofield, TERENA.
* @package simpleSAMLphp
*/
class sspmod_authmyspace_Auth_Source_MySpace extends SimpleSAML_Auth_Source {
/**
* The string used to identify our states.
*/
const STAGE_INIT = 'authmyspace:init';
/**
* The key of the AuthId field in the state.
*/
const AUTHID = 'authmyspace:AuthId';
private $key;
private $secret;
/**
* Constructor for this authentication source.
*
* @param array $info Information about this authentication source.
* @param array $config Configuration.
*/
public function __construct($info, $config) {
assert('is_array($info)');
assert('is_array($config)');
/* Call the parent constructor first, as required by the interface. */
parent::__construct($info, $config);
if (!array_key_exists('key', $config))
throw new Exception('MySpace authentication source is not properly configured: missing [key]');
$this->key = $config['key'];
if (!array_key_exists('secret', $config))
throw new Exception('MySpace authentication source is not properly configured: missing [secret]');
$this->secret = $config['secret'];
}
/**
* Log-in using MySpace platform
*
* @param array &$state Information about the current authentication.
*/
public function authenticate(&$state) {
assert('is_array($state)');
/* We are going to need the authId in order to retrieve this authentication source later. */
$state[self::AUTHID] = $this->authId;
$consumer = new sspmod_oauth_Consumer($this->key, $this->secret);
// Get the request token
$requestToken = $consumer->getRequestToken('http://api.myspace.com/request_token');
SimpleSAML_Logger::debug("Got a request token from the OAuth service provider [" .
$requestToken->key . "] with the secret [" . $requestToken->secret . "]");
$state['authmyspace:requestToken'] = $requestToken;
$stateID = SimpleSAML_Auth_State::saveState($state, self::STAGE_INIT);
SimpleSAML_Logger::debug('authmyspace auth state id = ' . $stateID);
// Authorize the request token
$consumer->getAuthorizeRequest('http://api.myspace.com/authorize', $requestToken, TRUE, SimpleSAML_Module::getModuleUrl('authmyspace') . '/linkback.php?stateid=' . $stateID);
}
public function finalStep(&$state) {
$requestToken = $state['authmyspace:requestToken'];
$consumer = new sspmod_oauth_Consumer($this->key, $this->secret);
SimpleSAML_Logger::debug("oauth: Using this request token [" .
$requestToken->key . "] with the secret [" . $requestToken->secret . "]");
// Replace the request token with an access token
$accessToken = $consumer->getAccessToken('http://api.myspace.com/access_token', $requestToken);
SimpleSAML_Logger::debug("Got an access token from the OAuth service provider [" .
$accessToken->key . "] with the secret [" . $accessToken->secret . "]");
// API depricated on 20th September 2010
//$userdata = $consumer->getUserInfo('http://api.myspace.com/v1/user.json', $accessToken);
// People API - http://developerwiki.myspace.com/index.php?title=People_API
$userdata = $consumer->getUserInfo('http://api.myspace.com/1.0/people/@me/@self?fields=@all', $accessToken);
$attributes = array();
if (is_array($userdata['person'])) {
foreach($userdata['person'] AS $key => $value) {
if (is_string($value) || is_int($value))
$attributes['myspace.' . $key] = array((string)$value);
if (is_array($value)) {
foreach($value AS $key2 => $value2) {
if (is_string($value2) || is_int($value2))
$attributes['myspace.' . $key . '.' . $key2] = array((string)$value2);
}
}
}
if (array_key_exists('id', $userdata['person']) ) {
// person-id in the format of myspace.com.person.1234567890
if (preg_match('/(\d+)$/',$userdata['person']['id'],$matches)) {
$attributes['myspace_targetedID'] = array('http://myspace.com!' . $matches[1]);
$attributes['myspace_uid'] = array($matches[1]);
$attributes['myspace_user'] = array($matches[1] . '@myspace.com');
}
}
// profileUrl in the format http://www.myspace.com/username
if (array_key_exists('profileUrl', $userdata['person']) ) {
if (preg_match('@/([^/]+)$@',$userdata['person']['profileUrl'],$matches)) {
$attributes['myspace_username'] = array($matches[1]);
$attributes['myspace_user'] = array($matches[1] . '@myspace.com');
}
}
}
SimpleSAML_Logger::debug('MySpace Returned Attributes: '. implode(", ",array_keys($attributes)));
$state['Attributes'] = $attributes;
}
}
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