pickles/src/OAuth2/Resource.php
2014-10-16 19:25:57 -04:00

141 lines
4.9 KiB
PHP

<?php
namespace Pickles\OAuth2;
use \League\OAuth2\Exception\OAuthException;
use \League\OAuth2\Server\AuthorizationServer;
use \League\OAuth2\Server\Grant\PasswordGrant;
use \League\OAuth2\Server\Grant\RefreshTokenGrant;
use \Pickles\App\Models\User;
use \Pickles\Config;
class Resource extends \Pickles\Resource
{
public function POST()
{
if (!isset($this->config['oauth'][$_SERVER['__version']]))
{
throw new \Exception('Forbidden.', 403);
}
elseif (!isset($_REQUEST['grant_type']))
{
throw new \Exception('Bad Request.', 400);
}
$config = $this->config['oauth'][$_SERVER['__version']];
switch (substr($_REQUEST['request'], strlen($_SERVER['__version']) + 2))
{
case 'oauth/access_token':
try
{
$server = new AuthorizationServer;
$server->setSessionStorage(new SessionStorage);
$server->setAccessTokenStorage(new AccessTokenStorage);
$server->setClientStorage(new ClientStorage);
$server->setScopeStorage(new ScopeStorage);
$server->setRefreshTokenStorage(new RefreshTokenStorage);
$grant_type = $_REQUEST['grant_type'];
$grants = ['password'];
if (isset($config['grants']))
{
$grants = array_unique(array_merge($grants, $config['grants']));
}
if (!in_array($grant_type, $grants))
{
throw new \Exception('Unsupported grant type.', 403);
}
// Defaults TTLs to 1 day and 1 week respectively
$token_ttl = 3600;
$refresh_ttl = 604800;
if (isset($config['ttl']['access_token']))
{
$token_ttl = $config['ttl']['access_token'];
}
switch ($grant_type)
{
case 'authorization_code':
throw new \Exception('Not Implemented', 501);
break;
case 'client_credentials':
throw new \Exception('Not Implemented', 501);
break;
case 'implicit':
throw new \Exception('Not Implemented', 501);
break;
case 'password':
$grant = new PasswordGrant;
$grant->setAccessTokenTTL($token_ttl);
$grant->setVerifyCredentialsCallback(function ($username, $password)
{
$user = new User([
'conditions' => [
'email' => $username,
],
]);
return $user->count()
&& password_verify($password, $user->record['password']);
});
break;
case 'refresh_token':
throw new \Exception('Not Implemented', 501);
// @todo Need to work through this, appears lib is busted
$grant = new RefreshTokenGrant;
//$grant->setAccessTokenTTL($refresh_ttl);
$server->addGrantType($grant);
break;
}
$server->addGrantType($grant);
// Adds the refresh token grant if enabled
if ($grant_type != 'refresh_token'
&& in_array('refresh_token', $grants))
{
if (isset($config['ttl']['refresh_token']))
{
$refresh_ttl = $config['ttl']['refresh_token'];
}
$grant = new RefreshTokenGrant;
$grant->setAccessTokenTTL($refresh_ttl);
$server->addGrantType($grant);
}
$response = $server->issueAccessToken();
return $response;
}
catch (OAuthException $e)
{
throw new \Exception($e->getMessage(), $e->httpStatusCode);
}
catch (\Exception $e)
{
throw new \Exception($e->getMessage(), $e->getCode());
}
break;
default:
throw new \Exception('Not Found.', 404);
break;
}
}
}