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package de.blinkt.openvpn;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.StreamCorruptedException;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Set;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Bundle;
import android.os.Parcelable;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceClickListener;
import android.preference.PreferenceFragment;
import android.preference.PreferenceScreen;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.widget.EditText;
import android.widget.Toast;
import de.blinkt.openvpn.VPNConfigPreference.OnQuickSettingsClickListener;
public class VPNProfileList extends PreferenceFragment implements OnPreferenceClickListener, OnQuickSettingsClickListener {
private static final String PREFS_NAME = "VPNList";
private static final int MENU_ADD_PROFILE = Menu.FIRST;
private HashMap<String,VpnProfile> profiles;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.vpn_profile_list);
setHasOptionsMenu(true);
}
@Override
public void onResume() {
super.onResume();
refreshList();
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
menu.add(0, MENU_ADD_PROFILE, 0, R.string.menu_add_profile)
.setIcon(android.R.drawable.ic_menu_add)
.setAlphabeticShortcut('a')
.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM
| MenuItem.SHOW_AS_ACTION_WITH_TEXT);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
final int itemId = item.getItemId();
if (itemId == MENU_ADD_PROFILE) {
onAddProfileClicked();
return true;
} else {
return super.onOptionsItemSelected(item);
}
}
private void onAddProfileClicked() {
Context context = getActivity();
if (context != null) {
final EditText entry = new EditText(context);
entry.setSingleLine();
AlertDialog.Builder dialog = new AlertDialog.Builder(context);
dialog.setTitle(R.string.menu_add_profile);
dialog.setMessage(R.string.add_profile_name_prompt);
dialog.setView(entry);
dialog.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
String name = entry.getText().toString();
if (getProfileByName(name)==null) {
VpnProfile profile = new VpnProfile(name);
addProfile(profile);
refreshList();
} else {
Toast.makeText(getActivity(), R.string.duplicate_profile_name, Toast.LENGTH_LONG).show();
}
}
});
dialog.setNegativeButton(android.R.string.cancel,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
}
});
dialog.create().show();
}
}
public VpnProfile getProfileByName(String name) {
for (VpnProfile vpnp : profiles.values()) {
if(vpnp.getName().equals(name)) {
return vpnp;
}
}
return null;
}
private void addProfile(VpnProfile profile) {
profiles.put(profile.getUUID().toString(),profile);
Editor editor = getActivity().getSharedPreferences(PREFS_NAME,Activity.MODE_PRIVATE).edit();
editor.putStringSet("vpnlist", profiles.keySet());
editor.commit();
saveProfile(profile);
}
private void saveProfile(VpnProfile profile) {
ObjectOutputStream vpnfile;
try {
vpnfile = new ObjectOutputStream(getActivity().openFileOutput((profile.getUUID().toString() + ".vp"),Activity.MODE_PRIVATE));
vpnfile.writeObject(profile);
vpnfile.flush();
vpnfile.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
private void loadVPNList() {
profiles = new HashMap<String, VpnProfile>();
SharedPreferences settings =getActivity().getSharedPreferences(PREFS_NAME,Activity.MODE_PRIVATE);
Set<String> vlist = settings.getStringSet("vpnlist", null);
if(vlist==null){
vlist = new HashSet<String>();
}
for (String vpnentry : vlist) {
try {
ObjectInputStream vpnfile = new ObjectInputStream(getActivity().openFileInput(vpnentry + ".vp"));
VpnProfile vp = ((VpnProfile) vpnfile.readObject());
profiles.put(vp.getUUID().toString(), vp);
} catch (StreamCorruptedException e) {
e.printStackTrace();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
}
public void refreshList() {
PreferenceScreen plist = getPreferenceScreen();
if (plist != null) {
plist.removeAll();
loadVPNList();
for (VpnProfile vpnprofile: profiles.values()) {
Bundle args = new Bundle();
//TODO
String profileuuid = vpnprofile.getUUID().toString();
args.putParcelable("Profile", vpnprofile);
//args.putString("name", vpnentry);
VPNConfigPreference vpref = new VPNConfigPreference(this, args);
vpref.setKey(profileuuid);
vpref.setTitle(vpnprofile.getName());
vpref.setPersistent(false);
// vpref.setSelectable(true);
vpref.setOnPreferenceClickListener(this);
vpref.setOnQuickSettingsClickListener(this);
plist.addPreference(vpref);
}
}
}
@Override
public boolean onPreferenceClick(Preference preference) {
String key= preference.getKey();
return true;
}
@Override
public boolean onQuickSettingsClick(Preference preference) {
String key = preference.getKey();
VpnProfile vprofile = profiles.get(key);
Intent vprefintent = new Intent(getActivity(),VPNPreferences.class)
.putExtra("VpnProfile", (Parcelable)vprofile);
startActivity(vprefintent);
return true;
}
}
|
