Add config to the Readme

README.md

@@ -37,4 +37,38 @@ php bin/console make:user
 
 Note that you have to answer **no** to the question `Does this app need to hash/check user passwords?`
 
-Then, you could copy the files `TrackMania.php` in `src/Controller/OAuth2/` and `TrackManiaAuthenticator.php` in `src/Security/`
+Then, you could copy the files `TrackMania.php` in `src/Controller/OAuth2/` and `TrackManiaAuthenticator.php` in `src/Security/`
+
+Then change the `config/packages/knpu_oauth2_client.yaml` file like this:
+
+```yaml
+knpu_oauth2_client:
+    clients:
+        TrackMania:
+            type: generic
+            provider_class: \Beu\TrackMania\OAuth2\Client\Provider\TrackManiaProvider
+
+            client_id: '%env(OAUTH2_TRACKMANIA_CLIENTID)%'
+            client_secret: '%env(OAUTH2_TRACKMANIA_SECRET)%'
+            redirect_route: connect_trackmania_check
+            redirect_params: {}
+```
+
+and in the `config/packages/security.yaml` file, in the security -> firewalls -> main part:
+
+remove the property `provider` and add these lines: 
+
+```yaml
+custom_authenticators:
+    - App\Security\TrackManiaAuthenticator
+
+logout:
+    path: app_logout
+```
+
+After that, you will need to get the Client ID and the Secret on https://api.trackmania.com/ and add them in your `.env` file like this:
+
+```
+OAUTH2_TRACKMANIA_CLIENTID=XXXXXXXXXXXXXXXXXXX
+OAUTH2_TRACKMANIA_SECRET=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
+```