File list (Check if you may need any files):
oauth2-demo-php-master
......................\.gitignore
......................\README.md
......................\composer.json
......................\data
......................\....\parameters.json.dist
......................\....\rebuild_db.php
......................\src
......................\...\OAuth2Demo
......................\...\..........\Client
......................\...\..........\......\Client.php
......................\...\..........\......\Controllers
......................\...\..........\......\...........\Homepage.php
......................\...\..........\......\...........\ReceiveAuthorizationCode.php
......................\...\..........\......\...........\RequestResource.php
......................\...\..........\......\...........\RequestToken.php
......................\...\..........\Server
......................\...\..........\......\Controllers
......................\...\..........\......\...........\Authorize.php
......................\...\..........\......\...........\Resource.php
......................\...\..........\......\...........\Token.php
......................\...\..........\......\Server.php
......................\...\..........\Shared
......................\...\..........\......\Curl.php
......................\...\..........\......\Twig
......................\...\..........\......\....\JsonStringifyExtension.php
......................\views
......................\.....\client
......................\.....\......\_environment.twig
......................\.....\......\_error.twig
......................\.....\......\base.twig
......................\.....\......\failed_authorization.twig
......................\.....\......\failed_token_request.twig
......................\.....\......\index.twig
......................\.....\......\show_access_token.twig
......................\.....\......\show_authorization_code.twig
......................\.....\......\show_resource.twig
......................\.....\server
......................\.....\......\_header.html
......................\.....\......\authorize.twig
......................\.....\......\base.twig
......................\.....\shared
......................\.....\......\_analytics.twig
......................\.....\......\_github.twig
......................\web
......................\...\.htaccess
......................\...\css
......................\...\...\demo.css
......................\...\...\lockdin.css
......................\...\...\shared.css
......................\...\images
......................\...\......\select-arrow.jpg
......................\...\index.php