173 lines
5.8 KiB
Java
173 lines
5.8 KiB
Java
/*
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* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
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* Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.sufficientlysecure.keychain.helper;
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import org.spongycastle.bcpg.HashAlgorithmTags;
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import org.spongycastle.openpgp.PGPEncryptedData;
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import org.sufficientlysecure.keychain.Constants;
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import org.sufficientlysecure.keychain.Id;
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import android.content.Context;
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import android.content.SharedPreferences;
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import java.util.Vector;
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/**
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* Singleton Implementation of a Preference Helper
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*/
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public class Preferences {
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private static Preferences mPreferences;
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private SharedPreferences mSharedPreferences;
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public static synchronized Preferences getPreferences(Context context) {
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return getPreferences(context, false);
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}
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public static synchronized Preferences getPreferences(Context context, boolean force_new) {
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if (mPreferences == null || force_new) {
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mPreferences = new Preferences(context);
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}
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return mPreferences;
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}
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private Preferences(Context context) {
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mSharedPreferences = context.getSharedPreferences("APG.main", Context.MODE_PRIVATE);
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}
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public String getLanguage() {
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return mSharedPreferences.getString(Constants.pref.LANGUAGE, "");
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}
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public void setLanguage(String value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putString(Constants.pref.LANGUAGE, value);
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editor.commit();
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}
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public long getPassPhraseCacheTtl() {
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int ttl = mSharedPreferences.getInt(Constants.pref.PASS_PHRASE_CACHE_TTL, 180);
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// fix the value if it was set to "never" in previous versions, which currently is not
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// supported
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if (ttl == 0) {
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ttl = 180;
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}
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return (long) ttl;
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}
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public void setPassPhraseCacheTtl(int value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putInt(Constants.pref.PASS_PHRASE_CACHE_TTL, value);
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editor.commit();
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}
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public int getDefaultEncryptionAlgorithm() {
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return mSharedPreferences.getInt(Constants.pref.DEFAULT_ENCRYPTION_ALGORITHM,
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PGPEncryptedData.AES_256);
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}
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public void setDefaultEncryptionAlgorithm(int value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putInt(Constants.pref.DEFAULT_ENCRYPTION_ALGORITHM, value);
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editor.commit();
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}
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public int getDefaultHashAlgorithm() {
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return mSharedPreferences.getInt(Constants.pref.DEFAULT_HASH_ALGORITHM,
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HashAlgorithmTags.SHA512);
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}
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public void setDefaultHashAlgorithm(int value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putInt(Constants.pref.DEFAULT_HASH_ALGORITHM, value);
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editor.commit();
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}
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public int getDefaultMessageCompression() {
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return mSharedPreferences.getInt(Constants.pref.DEFAULT_MESSAGE_COMPRESSION,
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Id.choice.compression.zlib);
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}
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public void setDefaultMessageCompression(int value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putInt(Constants.pref.DEFAULT_MESSAGE_COMPRESSION, value);
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editor.commit();
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}
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public int getDefaultFileCompression() {
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return mSharedPreferences.getInt(Constants.pref.DEFAULT_FILE_COMPRESSION,
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Id.choice.compression.none);
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}
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public void setDefaultFileCompression(int value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putInt(Constants.pref.DEFAULT_FILE_COMPRESSION, value);
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editor.commit();
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}
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public boolean getDefaultAsciiArmour() {
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return mSharedPreferences.getBoolean(Constants.pref.DEFAULT_ASCII_ARMOUR, false);
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}
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public void setDefaultAsciiArmour(boolean value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putBoolean(Constants.pref.DEFAULT_ASCII_ARMOUR, value);
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editor.commit();
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}
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public boolean getForceV3Signatures() {
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return mSharedPreferences.getBoolean(Constants.pref.FORCE_V3_SIGNATURES, false);
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}
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public void setForceV3Signatures(boolean value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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editor.putBoolean(Constants.pref.FORCE_V3_SIGNATURES, value);
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editor.commit();
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}
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public String[] getKeyServers() {
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String rawData = mSharedPreferences.getString(Constants.pref.KEY_SERVERS,
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Constants.defaults.KEY_SERVERS);
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Vector<String> servers = new Vector<String>();
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String chunks[] = rawData.split(",");
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for (String c : chunks) {
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String tmp = c.trim();
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if (tmp.length() > 0) {
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servers.add(tmp);
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}
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}
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return servers.toArray(chunks);
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}
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public void setKeyServers(String[] value) {
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SharedPreferences.Editor editor = mSharedPreferences.edit();
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String rawData = "";
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for (String v : value) {
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String tmp = v.trim();
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if (tmp.length() == 0) {
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continue;
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}
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if (!"".equals(rawData)) {
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rawData += ",";
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}
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rawData += tmp;
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}
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editor.putString(Constants.pref.KEY_SERVERS, rawData);
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editor.commit();
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}
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}
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