* Check if there is an error present
*/
if (isset($_GET["error"])) {
die(@$_GET["error_description"]);
}
// Load the client class
$client = new OAuthClient($config);
/**
* EXAMPLE - LISTENING FOR A AUTHORIZE CODE AND GETTING AN ACCESS TOKEN
*
* If there is a $_GET parameter "code", we must assume that the user has been authoricated and that
* the OAuth Server is giving us an "Access Code" that we can use to abtain an access token.
*
* Once we have an Access Code present we can simply request an access_token.
* - Access Codes are only valid for a maximum of 10 minutes. Please refer to the OAuth Server for it spcific speficatons.
*/
if (isset($_GET['code'])) {
// Get the access token along with other information from the server as well
$feedback = $client->_getAccessToken();
/** OPTION but RECOMMENDED - STORAGE */
// Store the access token, refresh token as well as exiration from information gathered from the
// OAuth Server. Here the example simple adds the entire respose from the OAuth Server into a
// session. One could also save the this information to a database so it can be used later.
// An access_token is only good as long as the OAuth Server specifies.
$_SESSION['USER'] = $feedback;
// Once you have an access token, you know that user has signed in sucessfully and that they have
// authorized your application (if scope is supported). Here is where you can call the resource server
// and get user informaiton about the user. What you do with this information is up to you.
// In this example, we are simply going to redirect back to the home page.
//header("Location: /");
}
