Hi, I'm following this tutorial: https://dev.fitbit.com/apps/oauthinteractivetutorial I've installed Fitbit Provider for OAuth 2.0 Client (https://github.com/djchen/oauth2-fitbit) using Composer OAuth 2.0 Application Type is set to Client My callback URL is set to https://www.edge-trainer.com/fitbit/djchen-test.php in the Fitbit dev console as well as within https://www.edge-trainer.com/fitbit/djchen-test.php. I get a page error stating "Invalid state" after clicking the link below: https://www.fitbit.com/oauth2/authorize?response_type=code&client_id=22CN76&redirect_uri=https%3A%2F%2Fwww.edge-trainer.com%2Ffitbit%2Fdjchen-test.php&scope=activity%20heartrate%20location%20nutrition%20profile%20settings%20sleep%20social%20weight&expires_in=604800 This is the contents of djchen-test.php: <?php
require_once 'vendor/autoload.php';
use djchen\OAuth2\Client\Provider\Fitbit;
$provider = new Fitbit([
'clientId' => '22CMHC',
'clientSecret' => 'c4116719a2e03d8f0a88a880456e73b4',
'redirectUri' => 'https://www.edge-trainer.com/fitbit/djchen-test.php'
]);
// start the session
session_start();
// If we don't have an authorization code then get one
if (!isset($_GET['code'])) {
// Fetch the authorization URL from the provider; this returns the
// urlAuthorize option and generates and applies any necessary parameters
// (e.g. state).
$authorizationUrl = $provider->getAuthorizationUrl();
// Get the state generated for you and store it to the session.
$_SESSION['oauth2state'] = $provider->getState();
// Redirect the user to the authorization URL.
header('Location: ' . $authorizationUrl);
exit;
// Check given state against previously stored one to mitigate CSRF attack
} elseif (empty($_GET['state']) || array_key_exists('oauth2state', $_SESSION) && ($_GET['state'] !== $_SESSION['oauth2state'])) {
unset($_SESSION['oauth2state']);
exit('Invalid state');
} else {
try {
// Try to get an access token using the authorization code grant.
$accessToken = $provider->getAccessToken('authorization_code', [
'code' => $_GET['code']
]);
// We have an access token, which we may use in authenticated
// requests against the service provider's API.
echo $accessToken->getToken() . "\n";
echo $accessToken->getRefreshToken() . "\n";
echo $accessToken->getExpires() . "\n";
echo ($accessToken->hasExpired() ? 'expired' : 'not expired') . "\n";
// Using the access token, we may look up details about the
// resource owner.
$resourceOwner = $provider->getResourceOwner($accessToken);
var_export($resourceOwner->toArray());
// The provider provides a way to get an authenticated API request for
// the service, using the access token; it returns an object conforming
// to Psr\Http\Message\RequestInterface.
$request = $provider->getAuthenticatedRequest(
Fitbit::METHOD_GET,
Fitbit::BASE_FITBIT_API_URL . '/1/user/-/profile.json',
$accessToken,
['headers' => [Fitbit::HEADER_ACCEPT_LANG => 'en_US'], [Fitbit::HEADER_ACCEPT_LOCALE => 'en_US']]
// Fitbit uses the Accept-Language for setting the unit system used
// and setting Accept-Locale will return a translated response if available.
// https://dev.fitbit.com/docs/basics/#localization
);
// Make the authenticated API request and get the parsed response.
$response = $provider->getParsedResponse($request);
// If you would like to get the response headers in addition to the response body, use:
//$response = $provider->getResponse($request);
//$headers = $response->getHeaders();
//$parsedResponse = $provider->parseResponse($response);
} catch (\League\OAuth2\Client\Provider\Exception\IdentityProviderException $e) {
// Failed to get the access token or user details.
exit($e->getMessage());
}
} I've been spending weeks on this with no progress. Any help would be much appreciated! Thanks, Tim
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