<?php require_once './config/config.php'; // initialize a new generic provider $provider = new \League\OAuth2\Client\Provider\GenericProvider(['clientId' => CLIENT_ID, 'clientSecret' => SECRET_KEY, 'redirectUri' => REDIRECT_URL, 'urlAuthorize' => 'https://connect.stripe.com/oauth/authorize', 'urlAccessToken' => 'https://connect.stripe.com/oauth/token', 'urlResourceOwnerDetails' => 'https://api.stripe.com/v1/account']); // Check for an authorization code if (isset($_GET['code'])) { $code = $_GET['code']; // Try to retrieve the access token try { $accessToken = $provider->getAccessToken('authorization_code', ['code' => $_GET['code']]); // You could retrieve the API key with `$accessToken->getToken()`, but it's better to authenticate using the Stripe-account header (below) // Retrieve the account ID to be used for authentication: https://stripe.com/docs/connect/authentication // TODO: Save this account ID to your database for later use. $account_id = $provider->getResourceOwner($accessToken)->getId(); // Retrieve the account from Stripe: https://stripe.com/docs/api/php#retrieve_account $account = \Stripe\Account::Retrieve($account_id); $success = "Your Stripe account has been connected!"; } catch (Exception $e) { $error = $e->getMessage(); } } elseif (isset($_GET['error'])) { $error = $_GET['error_description']; } else { $error = "No authorization code received"; }