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<?php
namespace OAuth\OAuth2\Service;
use OAuth\OAuth2\Token\StdOAuth2Token;
use OAuth\Common\Http\Exception\TokenResponseException;
use OAuth\Common\Http\Uri\Uri;
use OAuth\Common\Consumer\CredentialsInterface;
use OAuth\Common\Http\Client\ClientInterface;
use OAuth\Common\Storage\TokenStorageInterface;
use OAuth\Common\Http\Uri\UriInterface;
/**
* Heroku service.
*
* @author Thomas Welton <thomaswelton@me.com>
* @link https://devcenter.heroku.com/articles/oauth
*/
class Heroku extends AbstractService
{
/**
* Defined scopes
* @link https://devcenter.heroku.com/articles/oauth#scopes
*/
const SCOPE_GLOBAL = 'global';
const SCOPE_IDENTITY = 'identity';
const SCOPE_READ = 'read';
const SCOPE_WRITE = 'write';
const SCOPE_READ_PROTECTED = 'read-protected';
const SCOPE_WRITE_PROTECTED = 'write-protected';
/**
* {@inheritdoc}
*/
public function __construct(
CredentialsInterface $credentials,
ClientInterface $httpClient,
TokenStorageInterface $storage,
$scopes = array(),
UriInterface $baseApiUri = null
) {
parent::__construct($credentials, $httpClient, $storage, $scopes, $baseApiUri);
if (null === $baseApiUri) {
$this->baseApiUri = new Uri('https://api.heroku.com/');
}
}
/**
* {@inheritdoc}
*/
public function getAuthorizationEndpoint()
{
return new Uri('https://id.heroku.com/oauth/authorize');
}
/**
* {@inheritdoc}
*/
public function getAccessTokenEndpoint()
{
return new Uri('https://id.heroku.com/oauth/token');
}
/**
* {@inheritdoc}
*/
protected function getAuthorizationMethod()
{
return static::AUTHORIZATION_METHOD_HEADER_BEARER;
}
/**
* {@inheritdoc}
*/
protected function parseAccessTokenResponse($responseBody)
{
$data = json_decode($responseBody, true);
if (null === $data || !is_array($data)) {
throw new TokenResponseException('Unable to parse response.');
} elseif (isset($data['error_description']) || isset($data['error'])) {
throw new TokenResponseException(
sprintf(
'Error in retrieving token: "%s"',
isset($data['error_description']) ? $data['error_description'] : $data['error']
)
);
}
$token = new StdOAuth2Token();
$token->setAccessToken($data['access_token']);
$token->setLifeTime($data['expires_in']);
if (isset($data['refresh_token'])) {
$token->setRefreshToken($data['refresh_token']);
unset($data['refresh_token']);
}
unset($data['access_token']);
unset($data['expires_in']);
$token->setExtraParams($data);
return $token;
}
/**
* {@inheritdoc}
*/
protected function getExtraOAuthHeaders()
{
return array('Accept' => 'application/vnd.heroku+json; version=3');
}
/**
* {@inheritdoc}
*/
protected function getExtraApiHeaders()
{
return array('Accept' => 'application/vnd.heroku+json; version=3', 'Content-Type' => 'application/json');
}
}
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