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/*
* Copyright (c) 2012-2016 Arne Schwabe
* Distributed under the GNU GPL v2 with additional terms. For full terms see the file doc/LICENSE.txt
*/
package de.blinkt.openvpn.fragments;
import android.os.Bundle;
import android.widget.Toast;
import androidx.preference.CheckBoxPreference;
import androidx.preference.EditTextPreference;
import androidx.preference.ListPreference;
import androidx.preference.Preference;
import java.util.Locale;
import de.blinkt.openvpn.R;
import de.blinkt.openvpn.VpnProfile;
public class Settings_Obscure extends OpenVpnPreferencesFragment implements Preference.OnPreferenceChangeListener {
private CheckBoxPreference mUseRandomHostName;
private CheckBoxPreference mUseFloat;
private CheckBoxPreference mUseCustomConfig;
private EditTextPreference mCustomConfig;
private EditTextPreference mMssFixValue;
private CheckBoxPreference mMssFixCheckBox;
private CheckBoxPreference mPeerInfo;
private CheckBoxPreference mPersistent;
private ListPreference mConnectRetrymax;
private EditTextPreference mConnectRetry;
private EditTextPreference mConnectRetryMaxTime;
private EditTextPreference mTunMtu;
public void onCreateBehaviour(Bundle savedInstanceState) {
mPersistent = (CheckBoxPreference) findPreference("usePersistTun");
mConnectRetrymax = (ListPreference) findPreference("connectretrymax");
mConnectRetry = (EditTextPreference) findPreference("connectretry");
mConnectRetryMaxTime = (EditTextPreference) findPreference("connectretrymaxtime");
mPeerInfo = (CheckBoxPreference) findPreference("peerInfo");
mConnectRetrymax.setOnPreferenceChangeListener(this);
mConnectRetrymax.setSummary("%s");
mConnectRetry.setOnPreferenceChangeListener(this);
mConnectRetryMaxTime.setOnPreferenceChangeListener(this);
}
protected void loadSettingsBehaviour() {
mPersistent.setChecked(mProfile.mPersistTun);
mPeerInfo.setChecked(mProfile.mPushPeerInfo);
mConnectRetrymax.setValue(mProfile.mConnectRetryMax);
onPreferenceChange(mConnectRetrymax, mProfile.mConnectRetryMax);
mConnectRetry.setText(mProfile.mConnectRetry);
onPreferenceChange(mConnectRetry, mProfile.mConnectRetry);
mConnectRetryMaxTime.setText(mProfile.mConnectRetryMaxTime);
onPreferenceChange(mConnectRetryMaxTime, mProfile.mConnectRetryMaxTime);
}
protected void saveSettingsBehaviour() {
mProfile.mConnectRetryMax = mConnectRetrymax.getValue();
mProfile.mPersistTun = mPersistent.isChecked();
mProfile.mConnectRetry = mConnectRetry.getText();
mProfile.mPushPeerInfo = mPeerInfo.isChecked();
mProfile.mConnectRetryMaxTime = mConnectRetryMaxTime.getText();
}
public boolean onPreferenceChangeBehaviour(Preference preference, Object newValue) {
if (preference == mConnectRetrymax) {
if(newValue==null) {
newValue="5";
}
mConnectRetrymax.setDefaultValue(newValue);
for(int i=0;i< mConnectRetrymax.getEntryValues().length;i++){
if(mConnectRetrymax.getEntryValues().equals(newValue))
mConnectRetrymax.setSummary(mConnectRetrymax.getEntries()[i]);
}
} else if (preference == mConnectRetry) {
if(newValue==null || newValue=="")
newValue="2";
mConnectRetry.setSummary(String.format("%s s", newValue));
} else if (preference == mConnectRetryMaxTime) {
if(newValue==null || newValue=="")
newValue="300";
mConnectRetryMaxTime.setSummary(String.format("%s s", newValue));
}
return true;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Load the preferences from an XML resource
addPreferencesFromResource(R.xml.vpn_obscure);
mUseRandomHostName = (CheckBoxPreference) findPreference("useRandomHostname");
mUseFloat = (CheckBoxPreference) findPreference("useFloat");
mUseCustomConfig = (CheckBoxPreference) findPreference("enableCustomOptions");
mCustomConfig = (EditTextPreference) findPreference("customOptions");
mMssFixCheckBox = (CheckBoxPreference) findPreference("mssFix");
mMssFixValue = (EditTextPreference) findPreference("mssFixValue");
mMssFixValue.setOnPreferenceChangeListener(this);
mTunMtu = (EditTextPreference) findPreference("tunmtu");
mTunMtu.setOnPreferenceChangeListener(this);;
onCreateBehaviour(savedInstanceState);
loadSettings();
}
@Override
public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
}
protected void loadSettings() {
mUseRandomHostName.setChecked(mProfile.mUseRandomHostname);
mUseFloat.setChecked(mProfile.mUseFloat);
mUseCustomConfig.setChecked(mProfile.mUseCustomConfig);
mCustomConfig.setText(mProfile.mCustomConfigOptions);
if (mProfile.mMssFix == 0) {
mMssFixValue.setText(String.valueOf(VpnProfile.DEFAULT_MSSFIX_SIZE));
mMssFixCheckBox.setChecked(false);
setMssSummary(VpnProfile.DEFAULT_MSSFIX_SIZE);
} else {
mMssFixValue.setText(String.valueOf(mProfile.mMssFix));
mMssFixCheckBox.setChecked(true);
setMssSummary(mProfile.mMssFix);
}
int tunmtu = mProfile.mTunMtu;
if (mProfile.mTunMtu < 48)
tunmtu = 1500;
mTunMtu.setText(String.valueOf(tunmtu));
setMtuSummary(tunmtu);
loadSettingsBehaviour();
}
private void setMssSummary(int value) {
mMssFixValue.setSummary(String.format(Locale.getDefault(),"Configured MSS value: %d", value));
}
private void setMtuSummary(int value) {
if (value == 1500)
mTunMtu.setSummary(String.format(Locale.getDefault(),"Using default (1500) MTU", value));
else
mTunMtu.setSummary(String.format(Locale.getDefault(),"Configured MTU value: %d", value));
}
protected void saveSettings() {
mProfile.mUseRandomHostname = mUseRandomHostName.isChecked();
mProfile.mUseFloat = mUseFloat.isChecked();
mProfile.mUseCustomConfig = mUseCustomConfig.isChecked();
mProfile.mCustomConfigOptions = mCustomConfig.getText();
if (mMssFixCheckBox.isChecked())
mProfile.mMssFix=Integer.parseInt(mMssFixValue.getText());
else
mProfile.mMssFix=0;
mProfile.mTunMtu = Integer.parseInt(mTunMtu.getText());
saveSettingsBehaviour();
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
if (preference.getKey().equals("mssFixValue"))
try {
int v = Integer.parseInt((String) newValue);
if (v < 0 || v > 9000)
throw new NumberFormatException("mssfix value");
setMssSummary(v);
} catch(NumberFormatException e) {
Toast.makeText(getActivity(), R.string.mssfix_invalid_value, Toast.LENGTH_LONG).show();
return false;
}
else if (preference.getKey().equals("tunmtu"))
try {
int v = Integer.parseInt((String) newValue);
if (v < 48 || v > 9000)
throw new NumberFormatException("mtu value");
setMtuSummary(v);
} catch(NumberFormatException e) {
Toast.makeText(getActivity(), R.string.mtu_invalid_value, Toast.LENGTH_LONG).show();
return false;
}
return onPreferenceChangeBehaviour(preference, newValue);
}
}
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