1 files changed, 98 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/ProviderApiConnector.java b/app/src/main/java/se/leap/bitmaskclient/ProviderApiConnector.java
new file mode 100644
index 00000000..af79a95e
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/ProviderApiConnector.java
@@ -0,0 +1,98 @@
+/**
+ * Copyright (c) 2018 LEAP Encryption Access Project and contributers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package se.leap.bitmaskclient;
+
+import android.support.annotation.NonNull;
+import android.util.Pair;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.List;
+import java.util.Locale;
+import java.util.Scanner;
+
+import okhttp3.MediaType;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+
+/**
+ * Created by cyberta on 08.01.18.
+ */
+
+public class ProviderApiConnector {
+
+    private static final MediaType JSON
+            = MediaType.parse("application/json; charset=utf-8");
+
+
+    public static boolean delete(OkHttpClient okHttpClient, String deleteUrl) {
+        try {
+            Request.Builder requestBuilder = new Request.Builder()
+                    .url(deleteUrl)
+                    .delete();
+            Request request = requestBuilder.build();
+
+            Response response = okHttpClient.newCall(request).execute();
+            //response code 401: already logged out
+            if (response.isSuccessful() || response.code() == 401) {
+                return true;
+            }
+        }  catch (IOException | RuntimeException e) {
+            return false;
+        }
+
+        return false;
+    }
+
+    public static boolean canConnect(@NonNull OkHttpClient okHttpClient, String url) throws RuntimeException, IOException {
+        Request.Builder requestBuilder = new Request.Builder()
+                .url(url)
+                .method("GET", null);
+        Request request = requestBuilder.build();
+
+        Response response = okHttpClient.newCall(request).execute();
+        return response.isSuccessful();
+
+    }
+
+    public static String requestStringFromServer(@NonNull String url, @NonNull String request_method, String jsonString, @NonNull List<Pair<String, String>> headerArgs, @NonNull OkHttpClient okHttpClient) throws RuntimeException, IOException {
+
+        RequestBody jsonBody = jsonString != null ? RequestBody.create(JSON, jsonString) : null;
+        Request.Builder requestBuilder = new Request.Builder()
+                .url(url)
+                .method(request_method, jsonBody);
+        for (Pair<String, String> keyValPair : headerArgs) {
+            requestBuilder.addHeader(keyValPair.first, keyValPair.second);
+        }
+
+        //TODO: move to getHeaderArgs()?
+        String locale = Locale.getDefault().getLanguage() + Locale.getDefault().getCountry();
+        requestBuilder.addHeader("Accept-Language", locale);
+        Request request = requestBuilder.build();
+
+        Response response = okHttpClient.newCall(request).execute();
+        InputStream inputStream = response.body().byteStream();
+        Scanner scanner = new Scanner(inputStream).useDelimiter("\\A");
+        if (scanner.hasNext()) {
+            return scanner.next();
+        }
+        return null;
+    }
+}