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package de.blinkt.vpndialogxposed;
import android.Manifest;
import android.app.ListActivity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.*;
import android.os.Bundle;
import android.widget.AbsListView;
import android.widget.ArrayAdapter;
import android.widget.ListAdapter;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.*;
/**
* Created by arne on 06.10.13.
*/
public class AllowedVPNsChooser extends ListActivity {
public static final String ALLOWED_APPS = "allowedApps";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Collection<VpnApp> vpnApps = getVpnAppList();
ListAdapter la = new ArrayAdapter<VpnApp>(this, android.R.layout.simple_list_item_multiple_choice, vpnApps.toArray(new VpnApp[vpnApps.size()]));
setListAdapter(la);
setContentView(R.layout.vpnapplayout);
getListView().setChoiceMode(AbsListView.CHOICE_MODE_MULTIPLE);
Collection<String> allowedapps = getAllowedApps();
for(int i=0; i < vpnApps.size(); i++) {
VpnApp va= (VpnApp) getListView().getItemAtPosition(i);
boolean allowed = allowedapps.contains(va.mPkg);
getListView().setItemChecked(i,allowed);
}
}
private Collection<String> getAllowedApps(){
SharedPreferences prefs = getPreferences(MODE_WORLD_READABLE);
HashSet<String> defaultapps = new HashSet<String>();
defaultapps.add("de.blinkt.openvpn");
return prefs.getStringSet(ALLOWED_APPS,defaultapps );
}
private void saveAllowedApps(Set<String> allowedApps)
{
SharedPreferences prefs = getPreferences(MODE_WORLD_READABLE);
prefs.edit().putStringSet(ALLOWED_APPS,allowedApps)
.putInt("random",new Random().nextInt()).apply();
}
@Override
protected void onStop() {
super.onStop();
HashSet<String> allowedPkgs= new HashSet<String>();
for(int i=0;i < getListView().getChildCount();i++) {
if(getListView().getCheckedItemPositions().get(i)) {
allowedPkgs.add(((VpnApp)getListView().getItemAtPosition(i)).mPkg);
}
}
saveAllowedApps(allowedPkgs);
}
private Collection<VpnApp> getVpnAppList() {
PackageManager pm = getPackageManager();
Intent vpnOpen = new Intent();
vpnOpen.setAction("android.net.VpnService");
Vector<VpnApp> vpnApps = new Vector<VpnApp>();
// Hack but should work
for(PackageInfo pkg : pm.getInstalledPackages(PackageManager.GET_SERVICES)) {
if (pkg.services != null) {
for(ServiceInfo serviceInfo:pkg.services) {
if(Manifest.permission.BIND_VPN_SERVICE.equals(serviceInfo.permission))
vpnApps.add(new VpnApp(pkg.applicationInfo.loadLabel(pm), pkg.packageName));
}
}
}
/* public abstract List<ResolveInfo> queryIntentServicesAsUser(Intent intent,
int flags, int userId);
*/
/* This does not work ... */
/*
Class<?>[] queryIntentServicesAsUserSignature = {Intent.class, int.class, int.class};
try {
Method queryIntentServicesAsUser = pm.getClass().getMethod("queryIntentServicesAsUser", queryIntentServicesAsUserSignature);
List<ApplicationInfo> installedApps = pm.getInstalledApplications(0);
for (ApplicationInfo app : installedApps) {
List<ResolveInfo> apps;
if (app.packageName.equals(getPackageName())) {
apps = pm.queryIntentServices(vpnOpen, 0);
} else {
apps = (List<ResolveInfo>) queryIntentServicesAsUser.invoke(pm, vpnOpen, 0, app.uid);
}
for (ResolveInfo ri : apps) {
vpnApps.add(new VpnApp(ri.toString()));
}
}
} catch (NoSuchMethodException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
*/
return vpnApps;
}
static class VpnApp {
private final String mPkg;
private CharSequence mName;
public VpnApp(CharSequence name, String pkg) {
mName = name;
mPkg = pkg;
}
@Override
public String toString() {
return mName.toString();
}
}
}
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