/**
* Revoke an OAuth2 access token or refresh token. This method will revoke the current access
* token, if a token isn't provided.
* @throws Exception
* @param string|null $token The token (access token or a refresh token) that should be revoked.
* @return boolean Returns True if the revocation was successful, otherwise False.
*/
public function revokeToken($token = null)
{
if (!$token) {
if (!$this->token) {
// Not initialized, no token to actually revoke
return false;
} elseif (array_key_exists('refresh_token', $this->token)) {
$token = $this->token['refresh_token'];
} else {
$token = $this->token['access_token'];
}
}
$request = new Request(self::OAUTH2_REVOKE_URI, 'POST', array(), "token={$token}");
$request->disableGzip();
$response = $this->client->getIo()->makeRequest($request);
$code = $response->getResponseHttpCode();
if ($code == 200) {
$this->token = null;
return true;
}
return false;
}
