Make a toggle to allow community translation (closes #681)

Since it is hard for me to check languages other than the ones that
I speak myself, languages other than English/German default to off.
This might change if I have someone trusted to review other languages.

2 files changed, 16 insertions, 4 deletions

diff --git a/main/src/ui/java/de/blinkt/openvpn/activities/BaseActivity.java b/main/src/ui/java/de/blinkt/openvpn/activities/BaseActivity.java
index 0e143042..cca8b155 100644
--- a/main/src/ui/java/de/blinkt/openvpn/activities/BaseActivity.java
+++ b/main/src/ui/java/de/blinkt/openvpn/activities/BaseActivity.java
@@ -6,12 +6,16 @@
 package de.blinkt.openvpn.activities;
 
 import android.app.UiModeManager;
+import android.content.Context;
 import android.content.res.Configuration;
 import android.os.Bundle;
 import android.view.Window;
 
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
 
+import de.blinkt.openvpn.core.LocaleHelper;
+
 public abstract class BaseActivity extends AppCompatActivity {
     boolean isAndroidTV() {
         final UiModeManager uiModeManager = (UiModeManager) getSystemService(UI_MODE_SERVICE);
@@ -29,12 +33,13 @@ public abstract class BaseActivity extends AppCompatActivity {
     }
 
     @Override
-    protected void onResume() {
-        super.onResume();
+    protected void attachBaseContext(Context base) {
+        super.attachBaseContext(LocaleHelper.updateResources(base));
     }
 
     @Override
-    protected void onPause() {
-        super.onPause();
+    public void onConfigurationChanged(@NonNull Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        LocaleHelper.onConfigurationChange(this);
     }
 }
diff --git a/main/src/ui/res/xml/general_settings.xml b/main/src/ui/res/xml/general_settings.xml
index 5c2ff8aa..dcaafde2 100644
--- a/main/src/ui/res/xml/general_settings.xml
+++ b/main/src/ui/res/xml/general_settings.xml
@@ -13,6 +13,13 @@
                 android:summary="@string/show_log_summary"
                 android:title="@string/show_log_window"/>
 
+        <CheckBoxPreference
+            android:defaultValue="@bool/allowTranslationDefault"
+            android:key="allow_translation"
+            android:title="@string/allow_translations_title"
+            android:summary="@string/allow_translatiosn_summary"
+        />
+
 
         <CheckBoxPreference
             android:defaultValue="false"