oauth2-server/src/Grant/ClientCredentialsGrant.php
2014-07-27 17:15:55 +01:00

110 lines
3.2 KiB
PHP

<?php
/**
* OAuth 2.0 Client credentials grant
*
* @package league/oauth2-server
* @author Alex Bilbie <hello@alexbilbie.com>
* @copyright Copyright (c) Alex Bilbie
* @license http://mit-license.org/
* @link https://github.com/thephpleague/oauth2-server
*/
namespace League\OAuth2\Server\Grant;
use League\OAuth2\Server\Entity\AccessTokenEntity;
use League\OAuth2\Server\Entity\ClientEntity;
use League\OAuth2\Server\Entity\SessionEntity;
use League\OAuth2\Server\Exception;
use League\OAuth2\Server\Util\SecureKey;
/**
* Client credentials grant class
*/
class ClientCredentialsGrant extends AbstractGrant
{
/**
* Grant identifier
* @var string
*/
protected $identifier = 'client_credentials';
/**
* Response type
* @var string
*/
protected $responseType = null;
/**
* AuthServer instance
* @var AuthServer
*/
protected $server = null;
/**
* Access token expires in override
* @var int
*/
protected $accessTokenTTL = null;
/**
* Complete the client credentials grant
* @param null|array $inputParams
* @return array
*/
public function completeFlow()
{
// Get the required params
$clientId = $this->server->getRequest()->request->get('client_id', null);
if (is_null($clientId)) {
throw new Exception\InvalidRequestException('client_id');
}
$clientSecret = $this->server->getRequest()->request->get('client_secret', null);
if (is_null($clientSecret)) {
throw new Exception\InvalidRequestException('client_secret');
}
// Validate client ID and client secret
$client = $this->server->getStorage('client')->get(
$clientId,
$clientSecret,
null,
$this->getIdentifier()
);
if (($client instanceof ClientEntity) === false) {
throw new Exception\InvalidClientException();
}
// Validate any scopes that are in the request
$scopeParam = $this->server->getRequest()->request->get('scope', '');
$scopes = $this->validateScopes($scopeParam);
// Create a new session
$session = new SessionEntity($this->server);
$session->setOwner('client', $client->getId());
$session->associateClient($client);
// Generate an access token
$accessToken = new AccessTokenEntity($this->server);
$accessToken->setId(SecureKey::generate());
$accessToken->setExpireTime($this->server->getAccessTokenTTL() + time());
// Associate scopes with the session and access token
foreach ($scopes as $scope) {
$accessToken->associateScope($scope);
$session->associateScope($scope);
}
// Save everything
$session->save($this->server->getStorage('session'));
$accessToken->setSession($session);
$accessToken->save($this->server->getStorage('access_token'));
$this->server->getTokenType()->set('access_token', $accessToken->getId());
$this->server->getTokenType()->set('expires_in', $this->server->getAccessTokenTTL());
return $this->server->getTokenType()->generateResponse();
}
}