* @author Jim Jagielski (jimjag) * @author Andy Prevost (codeworxtech) * @author Brent R. Matzelle (original founder) * @copyright 2012 - 2020 Marcus Bointon * @copyright 2010 - 2012 Jim Jagielski * @copyright 2004 - 2009 Andy Prevost * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License * @note This program is distributed in the hope that it will be useful - WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. */ /** * Get an OAuth2 token from an OAuth2 provider. * * Install this script on your server so that it's accessible * as [https/http]:////get_oauth_token.php * e.g.: http://localhost/phpmailer/get_oauth_token.php * * Ensure dependencies are installed with 'composer install' * * Set up an app in your Google/Yahoo/Microsoft account * * Set the script address as the app's redirect URL * If no refresh token is obtained when running this file, * revoke access to your app and run the script again. */ namespace PHPMailer\PHPMailer; /** * Aliases for League Provider Classes * Make sure you have added these to your composer.json and run `composer install` * Plenty to choose from here: * @see http://oauth2-client.thephpleague.com/providers/thirdparty/ */ // @see https://github.com/thephpleague/oauth2-google use League\OAuth2\Client\Provider\Google; // @see https://packagist.org/packages/hayageek/oauth2-yahoo use Hayageek\OAuth2\Client\Provider\Yahoo; // @see https://github.com/stevenmaguire/oauth2-microsoft use Stevenmaguire\OAuth2\Client\Provider\Microsoft; if (!isset($_GET['code']) && !isset($_GET['provider'])) { ?> Select Provider:
Google
Yahoo
Microsoft/Outlook/Hotmail/Live/Office365
$clientId, 'clientSecret' => $clientSecret, 'redirectUri' => $redirectUri, 'accessType' => 'offline' ]; $options = []; $provider = null; switch ($providerName) { case 'Google': $provider = new Google($params); $options = [ 'scope' => [ 'https://mail.google.com/' ] ]; break; case 'Yahoo': $provider = new Yahoo($params); break; case 'Microsoft': $provider = new Microsoft($params); $options = [ 'scope' => [ 'wl.imap', 'wl.offline_access' ] ]; break; } if (null === $provider) { exit('Provider missing'); } if (!isset($_GET['code'])) { // If we don't have an authorization code then get one $authUrl = $provider->getAuthorizationUrl($options); $_SESSION['oauth2state'] = $provider->getState(); header('Location: ' . $authUrl); exit; // Check given state against previously stored one to mitigate CSRF attack } elseif (empty($_GET['state']) || ($_GET['state'] !== $_SESSION['oauth2state'])) { unset($_SESSION['oauth2state']); unset($_SESSION['provider']); exit('Invalid state'); } else { unset($_SESSION['provider']); // Try to get an access token (using the authorization code grant) $token = $provider->getAccessToken( 'authorization_code', [ 'code' => $_GET['code'] ] ); // Use this to interact with an API on the users behalf // Use this to get a new access token if the old one expires echo 'Refresh Token: ', $token->getRefreshToken(); }