* Verify credentials and redirect to based on response from Twitter. */ /* Start session and load lib */ session_start(); require_once dirname(__DIR__) . '/TwitterOAuth.php'; require_once 'config.php'; use twitteroauth\TwitterOAuth; /* If the oauth_token is old redirect to the connect page. */ if (isset($_REQUEST['oauth_token']) && $_SESSION['oauth_token'] !== $_REQUEST['oauth_token']) { $_SESSION['oauth_status'] = 'oldtoken'; header('Location: ./clearsessions.php'); } /* Create TwitteroAuth object with app key/secret and token key/secret from default phase */ $connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $_SESSION['oauth_token'], $_SESSION['oauth_token_secret']); /* Request access tokens from twitter */ $access_token = $connection->getAccessToken($_REQUEST['oauth_verifier']); /* Save the access tokens. Normally these would be saved in a database for future use. */ $_SESSION['access_token'] = $access_token; /* Remove no longer needed request tokens */ unset($_SESSION['oauth_token']); unset($_SESSION['oauth_token_secret']); $response_info = $connection->getLastResponseInfo(); /* If HTTP response is 200 continue otherwise send to connect page to retry */ if (200 == $response_info['http_code']) { /* The user has been verified and the access tokens can be saved for future use */ $_SESSION['status'] = 'verified'; header('Location: ./index.php'); } else { /* Save HTTP status for error dialog on connnect page.*/ header('Location: ./clearsessions.php'); }