Added Android code

[wl-app.git] / Android / app / src / main / java / com / moiseum / wolnelektury / connection / interceptors / UnauthorizedInterceptor.java

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/connection/interceptors/UnauthorizedInterceptor.java b/Android/app/src/main/java/com/moiseum/wolnelektury/connection/interceptors/UnauthorizedInterceptor.java
new file mode 100644 (file)
index 0000000..91dc357
--- /dev/null
+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/connection/interceptors/UnauthorizedInterceptor.java
@@ -0,0 +1,40 @@
+package com.moiseum.wolnelektury.connection.interceptors;
+
+import android.content.Context;
+import android.support.annotation.NonNull;
+import android.util.Log;
+
+import com.moiseum.wolnelektury.R;
+import com.moiseum.wolnelektury.base.WLApplication;
+import com.moiseum.wolnelektury.connection.RestClient;
+import com.moiseum.wolnelektury.view.main.MainActivity;
+
+import java.io.IOException;
+import java.net.HttpURLConnection;
+
+import okhttp3.Interceptor;
+import okhttp3.Response;
+
+/**
+ * Created by Piotr Ostrowski on 23.06.2018.
+ */
+public class UnauthorizedInterceptor implements Interceptor {
+
+       private static final String TAG = UnauthorizedInterceptor.class.getSimpleName();
+
+       @Override
+       public Response intercept(@NonNull Chain chain) throws IOException {
+               Response response = chain.proceed(chain.request());
+               if (response.code() == HttpURLConnection.HTTP_UNAUTHORIZED) {
+                       Log.e(TAG, "Provided credentials were invalid. Re-launching app");
+
+                       WLApplication.getInstance().getPreferences().clearUserData();
+                       WLApplication.getInstance().getRestClient().clearOAuthTokens();
+
+                       Context context = WLApplication.getInstance().getApplicationContext();
+                       MainActivity.MainIntent intent = new MainActivity.MainIntent(R.string.unauthorized, context);
+                       context.startActivity(intent);
+               }
+               return response;
+       }
+}