/**
* Tries to refresh an access token if an refresh token is available.
* Returns the new received access token or throws an excepion
*
* @param \PSX\Oauth2\AccessToken $accessToken
* @return \PSX\Oauth2\AccessToken
*/
public function refreshToken(AccessToken $accessToken)
{
// request data
$refreshToken = $accessToken->getRefreshToken();
$scope = $accessToken->getScope();
if (empty($refreshToken)) {
throw new Exception('No refresh token was set');
}
$data = array('grant_type' => 'refresh_token', 'refresh_token' => $refreshToken);
if (!empty($scope)) {
$data['scope'] = $scope;
}
// authentication
$header = array();
if ($this->type == self::AUTH_BASIC) {
$header['Authorization'] = 'Basic ' . base64_encode($this->clientId . ':' . $this->clientSecret);
}
if ($this->type == self::AUTH_POST) {
$data['client_id'] = $this->clientId;
$data['client_secret'] = $this->clientSecret;
}
$request = new PostRequest($this->url, $header, $data);
$response = $this->http->request($request);
if ($response->getStatusCode() == 200) {
return $this->importer->import($this->createAccessToken(), $response);
} else {
throw new Exception('Could not refresh access token');
}
}
protected function onAccessToken(AccessToken $accessToken)
{
$this->testCase->assertEquals('2YotnFZFEjr1zCsicMWpAA', $accessToken->getAccessToken());
$this->testCase->assertEquals('example', $accessToken->getTokenType());
$this->testCase->assertEquals(3600, $accessToken->getExpiresIn());
$this->testCase->assertEquals('tGzv3JOkF0XG5Qx2TlKWIA', $accessToken->getRefreshToken());
$this->response->setStatus(200);
$this->response->getBody()->write('SUCCESS');
}
