From 3127f73508d50cb85ab6789ad521accefe71ad33 Mon Sep 17 00:00:00 2001
From: Arne Schwabe <arne@rfc2549.org>
Date: Sat, 10 Sep 2022 19:17:35 +0200
Subject: Implement setting on pause on idle via app restrictions

---
 .../main/java/de/blinkt/openvpn/api/AppRestrictions.java | 16 +++++++++++++---
 main/src/main/res/values/untranslatable.xml              |  1 +
 main/src/main/res/xml/app_restrictions.xml               |  5 +++++
 3 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/main/src/main/java/de/blinkt/openvpn/api/AppRestrictions.java b/main/src/main/java/de/blinkt/openvpn/api/AppRestrictions.java
index 175ecb70..c06b01b3 100644
--- a/main/src/main/java/de/blinkt/openvpn/api/AppRestrictions.java
+++ b/main/src/main/java/de/blinkt/openvpn/api/AppRestrictions.java
@@ -155,20 +155,30 @@ public class AppRestrictions {
             pm.removeProfile(c, vp);
         }
 
+        SharedPreferences defaultPrefs = Preferences.getDefaultSharedPreferences(c);
+
         if (!TextUtils.isEmpty(defaultprofile)) {
             if (!defaultprofileProvisioned) {
                 VpnStatus.logError("App restrictions: Setting a default profile UUID without providing a profile with that UUID");
             } else {
-                SharedPreferences prefs = Preferences.getDefaultSharedPreferences(c);
-                String uuid = prefs.getString("alwaysOnVpn", null);
+                String uuid = defaultPrefs.getString("alwaysOnVpn", null);
                 if (!defaultprofile.equals(uuid))
                 {
-                    SharedPreferences.Editor editor = prefs.edit();
+                    SharedPreferences.Editor editor = defaultPrefs.edit();
                     editor.putString("alwaysOnVpn", defaultprofile);
                     editor.apply();
+
                 }
             }
         }
+
+        if(restrictions.containsKey("screenoffpausevpn"))
+        {
+            boolean pauseVPN = restrictions.getBoolean("screenoffpausevpn");
+            SharedPreferences.Editor editor = defaultPrefs.edit();
+            editor.putBoolean("screenoff", pauseVPN);
+            editor.apply();
+        }
     }
 
     private String prepare(String config) {
diff --git a/main/src/main/res/values/untranslatable.xml b/main/src/main/res/values/untranslatable.xml
index 0260de8d..cde0d8a5 100644
--- a/main/src/main/res/values/untranslatable.xml
+++ b/main/src/main/res/values/untranslatable.xml
@@ -82,6 +82,7 @@
     <string name="abi_mismatch">Preferred native ABI precedence of this device (%1$s) and ABI reported by native libraries (%2$s) mismatch</string>
     <string name="faq_title_ncp">Failed to negotiate cipher with server</string>
     <string name="import_from_URL">URL</string>
+    <string name="restriction_pausevpn">Pause VPN when screen is off and less than 64 kB transferred data in 60s</string>
 
     <string-array name="tls_profile_values" translatable="false">
         <item>insecure</item>
diff --git a/main/src/main/res/xml/app_restrictions.xml b/main/src/main/res/xml/app_restrictions.xml
index 813e9bd3..167e48e8 100644
--- a/main/src/main/res/xml/app_restrictions.xml
+++ b/main/src/main/res/xml/app_restrictions.xml
@@ -66,4 +66,9 @@
             android:restrictionType="string"
             android:defaultValue=""
             />
+    <restriction
+        android:key="screenoffpausevpn"
+        android:title="@string/restriction_pausevpn"
+        android:restrictionType="bool"
+                />
 </restrictions>
\ No newline at end of file
-- 
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