Updated examples

examples/public/refresh_token.php

@@ -0,0 +1,56 @@
+<?php
+
+use League\OAuth2\Server\Exception\OAuthServerException;
+use League\OAuth2\Server\Grant\RefreshTokenGrant;
+use League\OAuth2\Server\Server;
+
+use OAuth2ServerExamples\Repositories\AccessTokenRepository;
+use OAuth2ServerExamples\Repositories\ClientRepository;
+use OAuth2ServerExamples\Repositories\RefreshTokenRepository;
+use OAuth2ServerExamples\Repositories\ScopeRepository;
+use OAuth2ServerExamples\Repositories\UserRepository;
+
+use Slim\App;
+use Slim\Http\Request;
+use Slim\Http\Response;
+
+include(__DIR__ . '/../vendor/autoload.php');
+
+// Setup the authorization server
+$server = new Server('file://' . __DIR__ . '/../private.key');
+
+// Init our repositories
+$userRepository = new UserRepository();
+$clientRepository = new ClientRepository();
+$scopeRepository = new ScopeRepository();
+$accessTokenRepository = new AccessTokenRepository();
+$refreshTokenRepository = new RefreshTokenRepository();
+
+// Enable the client credentials grant on the server
+$refreshTokenGrant = new RefreshTokenGrant(
+    'file://' . __DIR__ . '/../public.key',
+    $clientRepository,
+    $scopeRepository,
+    $accessTokenRepository,
+    $refreshTokenRepository
+);
+$server->enableGrantType($refreshTokenGrant);
+
+// App
+$app = new App([Server::class => $server]);
+
+$app->post('/access_token', function (Request $request, Response $response) {
+    /** @var Server $server */
+    $server = $this->get(Server::class);
+    try {
+        return $server->respondToRequest($request);
+    } catch (OAuthServerException $e) {
+        return $e->generateHttpResponse();
+    } catch (\Exception $e) {
+        return $response->withStatus(500)->write(
+            sprintf('<h1>%s</h1><p>%s</p>', get_class($e), $e->getMessage())
+        );
+    }
+});
+
+$app->run();