Add option to allow loading the legacy provider

2 files changed, 11 insertions, 4 deletions

diff --git a/main/src/ui/java/de/blinkt/openvpn/activities/ConfigConverter.kt b/main/src/ui/java/de/blinkt/openvpn/activities/ConfigConverter.kt
index 5426f669..73a3f75e 100644
--- a/main/src/ui/java/de/blinkt/openvpn/activities/ConfigConverter.kt
+++ b/main/src/ui/java/de/blinkt/openvpn/activities/ConfigConverter.kt
@@ -37,7 +37,6 @@ import de.blinkt.openvpn.views.FileSelectLayout
 import de.blinkt.openvpn.views.FileSelectLayout.FileSelectCallback
 import java.io.*
 import java.net.URLDecoder
-import java.nio.charset.StandardCharsets
 import java.util.*
 
 class ConfigConverter : BaseActivity(), FileSelectCallback, View.OnClickListener {
@@ -127,11 +126,16 @@ class ConfigConverter : BaseActivity(), FileSelectCallback, View.OnClickListener
         }
 
         mResult!!.mCompatMode = Utils.mapCompatMode(mCompatmode.selectedItemPosition)
+        /* If you need compability with such an old version there is a high chance that
+           the legacy provider is needed as well
+         */
+        if (mResult!!.mCompatMode <= 20400)
+            mResult!!.mUseLegacyProvider = true;
 
-        val `in` = installPKCS12()
+        val intent = installPKCS12()
 
-        if (`in` != null)
-            startActivityForResult(`in`, RESULT_INSTALLPKCS12)
+        if (intent != null)
+            startActivityForResult(intent, RESULT_INSTALLPKCS12)
         else
             saveProfile()
 
diff --git a/main/src/ui/java/de/blinkt/openvpn/fragments/Settings_Basic.java b/main/src/ui/java/de/blinkt/openvpn/fragments/Settings_Basic.java
index 0899dd13..d4ea3d92 100644
--- a/main/src/ui/java/de/blinkt/openvpn/fragments/Settings_Basic.java
+++ b/main/src/ui/java/de/blinkt/openvpn/fragments/Settings_Basic.java
@@ -26,6 +26,7 @@ public class Settings_Basic extends KeyChainSettingsFragment implements OnItemSe
     private FileSelectLayout mCaCert;
     private FileSelectLayout mClientKey;
     private CheckBox mUseLzo;
+    private CheckBox mUseLegacyProvider;
     private Spinner mType;
     private Spinner mCompatMode;
     private FileSelectLayout mpkcs12;
@@ -68,6 +69,7 @@ public class Settings_Basic extends KeyChainSettingsFragment implements OnItemSe
         mpkcs12 = mView.findViewById(id.pkcs12select);
         mCrlFile = mView.findViewById(id.crlfile);
         mUseLzo = mView.findViewById(id.lzo);
+        mUseLegacyProvider = mView.findViewById(R.id.legacyprovider);
         mType = mView.findViewById(id.type);
         mCompatMode = mView.findViewById(id.compatmode);
         mPKCS12Password = mView.findViewById(id.pkcs12password);
@@ -191,6 +193,7 @@ public class Settings_Basic extends KeyChainSettingsFragment implements OnItemSe
         mCrlFile.setData(mProfile.mCrlFilename, getActivity());
 
         mUseLzo.setChecked(mProfile.mUseLzo);
+        mUseLegacyProvider.setChecked(mProfile.mUseLegacyProvider);
         mType.setSelection(mProfile.mAuthenticationType);
         mCompatMode.setSelection(Utils.mapCompatVer(mProfile.mCompatMode));
         mpkcs12.setData(mProfile.mPKCS12Filename, getActivity());