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package se.leap.bitmaskclient.base.utils;
import android.content.Context;
import android.content.SharedPreferences;
import androidx.annotation.NonNull;
import org.json.JSONException;
import org.json.JSONObject;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashSet;
import java.util.Set;
import de.blinkt.openvpn.VpnProfile;
import se.leap.bitmaskclient.base.models.Provider;
import static android.content.Context.MODE_PRIVATE;
import static se.leap.bitmaskclient.base.models.Constants.ALLOW_TETHERING_BLUETOOTH;
import static se.leap.bitmaskclient.base.models.Constants.ALLOW_TETHERING_USB;
import static se.leap.bitmaskclient.base.models.Constants.ALLOW_TETHERING_WIFI;
import static se.leap.bitmaskclient.base.models.Constants.ALWAYS_ON_SHOW_DIALOG;
import static se.leap.bitmaskclient.base.models.Constants.DEFAULT_SHARED_PREFS_BATTERY_SAVER;
import static se.leap.bitmaskclient.base.models.Constants.EXCLUDED_APPS;
import static se.leap.bitmaskclient.base.models.Constants.LAST_UPDATE_CHECK;
import static se.leap.bitmaskclient.base.models.Constants.LAST_USED_PROFILE;
import static se.leap.bitmaskclient.base.models.Constants.PROVIDER_CONFIGURED;
import static se.leap.bitmaskclient.base.models.Constants.PROVIDER_EIP_DEFINITION;
import static se.leap.bitmaskclient.base.models.Constants.PROVIDER_PRIVATE_KEY;
import static se.leap.bitmaskclient.base.models.Constants.PROVIDER_VPN_CERTIFICATE;
import static se.leap.bitmaskclient.base.models.Constants.RESTART_ON_UPDATE;
import static se.leap.bitmaskclient.base.models.Constants.SHARED_PREFERENCES;
import static se.leap.bitmaskclient.base.models.Constants.SHOW_EXPERIMENTAL;
import static se.leap.bitmaskclient.base.models.Constants.USE_IPv6_FIREWALL;
import static se.leap.bitmaskclient.base.models.Constants.USE_PLUGGABLE_TRANSPORTS;
/**
* Created by cyberta on 18.03.18.
*/
public class PreferenceHelper {
public static Provider getSavedProviderFromSharedPreferences(@NonNull SharedPreferences preferences) {
Provider provider = new Provider();
try {
provider.setMainUrl(new URL(preferences.getString(Provider.MAIN_URL, "")));
provider.setProviderIp(preferences.getString(Provider.PROVIDER_IP, ""));
provider.setProviderApiIp(preferences.getString(Provider.PROVIDER_API_IP, ""));
provider.setGeoipUrl(preferences.getString(Provider.GEOIP_URL, ""));
provider.define(new JSONObject(preferences.getString(Provider.KEY, "")));
provider.setCaCert(preferences.getString(Provider.CA_CERT, ""));
provider.setVpnCertificate(preferences.getString(PROVIDER_VPN_CERTIFICATE, ""));
provider.setPrivateKey(preferences.getString(PROVIDER_PRIVATE_KEY, ""));
provider.setEipServiceJson(new JSONObject(preferences.getString(PROVIDER_EIP_DEFINITION, "")));
} catch (MalformedURLException | JSONException e) {
e.printStackTrace();
}
return provider;
}
public static String getFromPersistedProvider(String toFetch, String providerDomain, SharedPreferences preferences) {
return preferences.getString(toFetch + "." + providerDomain, "");
}
// TODO: replace commit with apply after refactoring EIP
//FIXME: don't save private keys in shared preferences! use the keystore
public static void storeProviderInPreferences(SharedPreferences preferences, Provider provider) {
preferences.edit().putBoolean(PROVIDER_CONFIGURED, true).
putString(Provider.PROVIDER_IP, provider.getProviderIp()).
putString(Provider.GEOIP_URL, provider.getGeoipUrl().toString()).
putString(Provider.PROVIDER_API_IP, provider.getProviderApiIp()).
putString(Provider.MAIN_URL, provider.getMainUrlString()).
putString(Provider.KEY, provider.getDefinitionString()).
putString(Provider.CA_CERT, provider.getCaCert()).
putString(PROVIDER_EIP_DEFINITION, provider.getEipServiceJsonString()).
putString(PROVIDER_PRIVATE_KEY, provider.getPrivateKey()).
putString(PROVIDER_VPN_CERTIFICATE, provider.getVpnCertificate()).
commit();
String providerDomain = provider.getDomain();
preferences.edit().putBoolean(PROVIDER_CONFIGURED, true).
putString(Provider.PROVIDER_IP + "." + providerDomain, provider.getProviderIp()).
putString(Provider.PROVIDER_API_IP + "." + providerDomain, provider.getProviderApiIp()).
putString(Provider.MAIN_URL + "." + providerDomain, provider.getMainUrlString()).
putString(Provider.GEOIP_URL + "." + providerDomain, provider.getGeoipUrl().toString()).
putString(Provider.KEY + "." + providerDomain, provider.getDefinitionString()).
putString(Provider.CA_CERT + "." + providerDomain, provider.getCaCert()).
putString(PROVIDER_EIP_DEFINITION + "." + providerDomain, provider.getEipServiceJsonString()).
apply();
}
/**
* Sets the profile that is connected (to connect if the service restarts)
*/
public static void setLastUsedVpnProfile(Context context, VpnProfile connectedProfile) {
SharedPreferences prefs = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
SharedPreferences.Editor prefsedit = prefs.edit();
prefsedit.putString(LAST_USED_PROFILE, connectedProfile.toJson());
prefsedit.apply();
}
/**
* Returns the profile that was last connected (to connect if the service restarts)
*/
public static VpnProfile getLastConnectedVpnProfile(Context context) {
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
String lastConnectedProfileJson = preferences.getString(LAST_USED_PROFILE, null);
return VpnProfile.fromJson(lastConnectedProfileJson);
}
public static void deleteProviderDetailsFromPreferences(@NonNull SharedPreferences preferences, String providerDomain) {
preferences.edit().
remove(Provider.KEY + "." + providerDomain).
remove(Provider.CA_CERT + "." + providerDomain).
remove(Provider.PROVIDER_IP + "." + providerDomain).
remove(Provider.PROVIDER_API_IP + "." + providerDomain).
remove(Provider.MAIN_URL + "." + providerDomain).
remove(Provider.GEOIP_URL + "." + providerDomain).
remove(PROVIDER_EIP_DEFINITION + "." + providerDomain).
remove(PROVIDER_PRIVATE_KEY + "." + providerDomain).
remove(PROVIDER_VPN_CERTIFICATE + "." + providerDomain).
apply();
}
public static void setLastAppUpdateCheck(Context context) {
putLong(context, LAST_UPDATE_CHECK, System.currentTimeMillis());
}
public static long getLastAppUpdateCheck(Context context) {
return getLong(context, LAST_UPDATE_CHECK, 0);
}
public static void restartOnUpdate(Context context, boolean isEnabled) {
putBoolean(context, RESTART_ON_UPDATE, isEnabled);
}
public static boolean getRestartOnUpdate(Context context) {
return getBoolean(context, RESTART_ON_UPDATE, false);
}
public static boolean getUsePluggableTransports(Context context) {
return getBoolean(context, USE_PLUGGABLE_TRANSPORTS, false);
}
public static void usePluggableTransports(Context context, boolean isEnabled) {
putBoolean(context, USE_PLUGGABLE_TRANSPORTS, isEnabled);
}
public static void saveBattery(Context context, boolean isEnabled) {
putBoolean(context, DEFAULT_SHARED_PREFS_BATTERY_SAVER, isEnabled);
}
public static boolean getSaveBattery(Context context) {
return getBoolean(context, DEFAULT_SHARED_PREFS_BATTERY_SAVER, false);
}
public static void allowUsbTethering(Context context, boolean isEnabled) {
putBoolean(context, ALLOW_TETHERING_USB, isEnabled);
}
public static boolean isUsbTetheringAllowed(Context context) {
return getBoolean(context, ALLOW_TETHERING_USB, false);
}
public static void allowWifiTethering(Context context, boolean isEnabled) {
putBoolean(context, ALLOW_TETHERING_WIFI, isEnabled);
}
public static boolean isWifiTetheringAllowed(Context context) {
return getBoolean(context, ALLOW_TETHERING_WIFI, false);
}
public static void allowBluetoothTethering(Context context, boolean isEnabled) {
putBoolean(context, ALLOW_TETHERING_BLUETOOTH, isEnabled);
}
public static boolean isBluetoothTetheringAllowed(Context context) {
return getBoolean(context, ALLOW_TETHERING_BLUETOOTH, false);
}
public static void setShowExperimentalFeatures(Context context, boolean show) {
putBoolean(context, SHOW_EXPERIMENTAL, show);
}
public static boolean showExperimentalFeatures(Context context) {
return getBoolean(context, SHOW_EXPERIMENTAL, false);
}
public static void setUseIPv6Firewall(Context context, boolean useFirewall) {
putBoolean(context, USE_IPv6_FIREWALL, useFirewall);
}
public static boolean useIpv6Firewall(Context context) {
return getBoolean(context, USE_IPv6_FIREWALL, false);
}
public static void saveShowAlwaysOnDialog(Context context, boolean showAlwaysOnDialog) {
putBoolean(context, ALWAYS_ON_SHOW_DIALOG, showAlwaysOnDialog);
}
public static boolean getShowAlwaysOnDialog(Context context) {
return getBoolean(context, ALWAYS_ON_SHOW_DIALOG, true);
}
public static JSONObject getEipDefinitionFromPreferences(SharedPreferences preferences) {
JSONObject result = new JSONObject();
try {
String eipDefinitionString = preferences.getString(PROVIDER_EIP_DEFINITION, "");
if (!eipDefinitionString.isEmpty()) {
result = new JSONObject(eipDefinitionString);
}
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return result;
}
public static void setExcludedApps(Context context, Set<String> apps) {
SharedPreferences prefs = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
SharedPreferences.Editor prefsedit = prefs.edit();
prefsedit.putStringSet(EXCLUDED_APPS, apps);
prefsedit.apply();
}
public static Set<String> getExcludedApps(Context context) {
if (context == null) {
return null;
}
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
return preferences.getStringSet(EXCLUDED_APPS, new HashSet<>());
}
public static long getLong(Context context, String key, long defValue) {
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
return preferences.getLong(key, defValue);
}
public static void putLong(Context context, String key, long value) {
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
preferences.edit().putLong(key, value).apply();
}
public static String getString(Context context, String key, String defValue) {
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
return preferences.getString(key, defValue);
}
public static void putString(Context context, String key, String value) {
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
preferences.edit().putString(key, value).apply();
}
public static Boolean getBoolean(Context context, String key, Boolean defValue) {
if (context == null) {
return false;
}
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
return preferences.getBoolean(key, defValue);
}
public static void putBoolean(Context context, String key, Boolean value) {
if (context == null) {
return;
}
SharedPreferences preferences = context.getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
preferences.edit().putBoolean(key, value).apply();
}
}
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