380 lines
18 KiB
Java
380 lines
18 KiB
Java
/*
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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.ui;
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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 org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.helper.Preferences;
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import org.sufficientlysecure.keychain.ui.widget.IntegerListPreference;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Build;
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import android.os.Bundle;
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import android.preference.CheckBoxPreference;
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import android.preference.Preference;
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import android.preference.PreferenceActivity;
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import android.preference.PreferenceFragment;
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import android.preference.PreferenceScreen;
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import android.support.v7.app.ActionBarActivity;
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import java.util.List;
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@SuppressLint("NewApi")
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public class PreferencesActivity extends PreferenceActivity {
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public final static String ACTION_PREFS_GEN = "org.sufficientlysecure.keychain.ui.PREFS_GEN";
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public final static String ACTION_PREFS_ADV = "org.sufficientlysecure.keychain.ui.PREFS_ADV";
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private PreferenceScreen mKeyServerPreference = null;
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private static Preferences mPreferences;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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mPreferences = Preferences.getPreferences(this);
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super.onCreate(savedInstanceState);
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// final ActionBar actionBar = getSupportActionBar();
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// actionBar.setDisplayShowTitleEnabled(true);
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// actionBar.setDisplayHomeAsUpEnabled(false);
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// actionBar.setHomeButtonEnabled(false);
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//addPreferencesFromResource(R.xml.preferences);
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String action = getIntent().getAction();
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if (action != null && action.equals(ACTION_PREFS_GEN)) {
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addPreferencesFromResource(R.xml.gen_preferences);
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initializePassPassPhraceCacheTtl(
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(IntegerListPreference) findPreference(Constants.pref.PASS_PHRASE_CACHE_TTL));
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mKeyServerPreference = (PreferenceScreen) findPreference(Constants.pref.KEY_SERVERS);
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String servers[] = mPreferences.getKeyServers();
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mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_key_servers,
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servers.length, servers.length));
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mKeyServerPreference
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.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
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public boolean onPreferenceClick(Preference preference) {
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Intent intent = new Intent(PreferencesActivity.this,
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PreferencesKeyServerActivity.class);
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intent.putExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS,
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mPreferences.getKeyServers());
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startActivityForResult(intent, Id.request.key_server_preference);
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return false;
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}
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});
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} else if (action != null && action.equals(ACTION_PREFS_ADV)) {
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addPreferencesFromResource(R.xml.adv_preferences);
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initializeEncryptionAlgorithm(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_ENCRYPTION_ALGORITHM));
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int[] valueIds = new int[] { Id.choice.compression.none, Id.choice.compression.zip,
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Id.choice.compression.zlib, Id.choice.compression.bzip2, };
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String[] entries = new String[] {
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getString(R.string.choice_none) + " (" + getString(R.string.compression_fast) + ")",
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"ZIP (" + getString(R.string.compression_fast) + ")",
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"ZLIB (" + getString(R.string.compression_fast) + ")",
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"BZIP2 (" + getString(R.string.compression_very_slow) + ")", };
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String[] values = new String[valueIds.length];
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for (int i = 0; i < values.length; ++i) {
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values[i] = "" + valueIds[i];
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}
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initializeHashAlgorithm(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_HASH_ALGORITHM),
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valueIds, entries, values);
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initializeMessageCompression(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_MESSAGE_COMPRESSION),
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valueIds, entries, values);
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initializeFileCompression(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_FILE_COMPRESSION),
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entries, values);
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initializeAsciiArmour((CheckBoxPreference) findPreference(Constants.pref.DEFAULT_ASCII_ARMOUR));
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initializeForceV3Signatures((CheckBoxPreference) findPreference(Constants.pref.FORCE_V3_SIGNATURES));
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} else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
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// Load the legacy preferences headers
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addPreferencesFromResource(R.xml.preference_headers_legacy);
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}
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}
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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switch (requestCode) {
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case Id.request.key_server_preference: {
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if (resultCode == RESULT_CANCELED || data == null) {
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return;
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}
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String servers[] = data
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.getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS);
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mPreferences.setKeyServers(servers);
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mKeyServerPreference.setSummary(getResources().getQuantityString(
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R.plurals.n_key_servers, servers.length, servers.length));
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break;
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}
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default: {
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super.onActivityResult(requestCode, resultCode, data);
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break;
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}
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}
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}
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/* Called only on Honeycomb and later */
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@Override
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public void onBuildHeaders(List<Header> target) {
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super.onBuildHeaders(target);
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loadHeadersFromResource(R.xml.preference_headers, target);
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}
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/** This fragment shows the general preferences in android 3.0+ */
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public static class GeneralPrefsFragment extends PreferenceFragment {
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private PreferenceScreen mKeyServerPreference = null;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// Load the preferences from an XML resource
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addPreferencesFromResource(R.xml.gen_preferences);
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initializePassPassPhraceCacheTtl(
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(IntegerListPreference) findPreference(Constants.pref.PASS_PHRASE_CACHE_TTL));
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mKeyServerPreference = (PreferenceScreen) findPreference(Constants.pref.KEY_SERVERS);
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String servers[] = mPreferences.getKeyServers();
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mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_key_servers,
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servers.length, servers.length));
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mKeyServerPreference
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.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
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public boolean onPreferenceClick(Preference preference) {
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Intent intent = new Intent(getActivity(),
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PreferencesKeyServerActivity.class);
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intent.putExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS,
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mPreferences.getKeyServers());
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startActivityForResult(intent, Id.request.key_server_preference);
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return false;
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}
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});
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}
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent data) {
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switch (requestCode) {
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case Id.request.key_server_preference: {
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if (resultCode == RESULT_CANCELED || data == null) {
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return;
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}
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String servers[] = data
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.getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS);
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mPreferences.setKeyServers(servers);
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mKeyServerPreference.setSummary(getResources().getQuantityString(
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R.plurals.n_key_servers, servers.length, servers.length));
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break;
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}
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default: {
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super.onActivityResult(requestCode, resultCode, data);
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break;
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}
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}
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}
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}
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/** This fragment shows the advanced preferences in android 3.0+ */
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public static class AdvancedPrefsFragment extends PreferenceFragment {
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// Load the preferences from an XML resource
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addPreferencesFromResource(R.xml.adv_preferences);
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initializeEncryptionAlgorithm(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_ENCRYPTION_ALGORITHM));
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int[] valueIds = new int[] { Id.choice.compression.none, Id.choice.compression.zip,
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Id.choice.compression.zlib, Id.choice.compression.bzip2, };
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String[] entries = new String[] {
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getString(R.string.choice_none) + " (" + getString(R.string.compression_fast) + ")",
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"ZIP (" + getString(R.string.compression_fast) + ")",
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"ZLIB (" + getString(R.string.compression_fast) + ")",
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"BZIP2 (" + getString(R.string.compression_very_slow) + ")", };
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String[] values = new String[valueIds.length];
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for (int i = 0; i < values.length; ++i) {
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values[i] = "" + valueIds[i];
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}
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initializeHashAlgorithm(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_HASH_ALGORITHM),
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valueIds, entries, values);
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initializeMessageCompression(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_MESSAGE_COMPRESSION),
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valueIds, entries, values);
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initializeFileCompression(
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(IntegerListPreference) findPreference(Constants.pref.DEFAULT_FILE_COMPRESSION),
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entries, values);
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initializeAsciiArmour((CheckBoxPreference) findPreference(Constants.pref.DEFAULT_ASCII_ARMOUR));
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initializeForceV3Signatures((CheckBoxPreference) findPreference(Constants.pref.FORCE_V3_SIGNATURES));
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}
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}
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protected boolean isValidFragment (String fragmentName) {
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return AdvancedPrefsFragment.class.getName().equals(fragmentName)
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|| GeneralPrefsFragment.class.getName().equals(fragmentName)
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|| super.isValidFragment(fragmentName);
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}
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private static void initializePassPassPhraceCacheTtl(final IntegerListPreference mPassphraseCacheTtl) {
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mPassphraseCacheTtl.setValue("" + mPreferences.getPassPhraseCacheTtl());
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mPassphraseCacheTtl.setSummary(mPassphraseCacheTtl.getEntry());
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mPassphraseCacheTtl
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.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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mPassphraseCacheTtl.setValue(newValue.toString());
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mPassphraseCacheTtl.setSummary(mPassphraseCacheTtl.getEntry());
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mPreferences.setPassPhraseCacheTtl(Integer.parseInt(newValue.toString()));
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return false;
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}
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});
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}
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private static void initializeEncryptionAlgorithm(final IntegerListPreference mEncryptionAlgorithm) {
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int valueIds[] = { PGPEncryptedData.AES_128, PGPEncryptedData.AES_192,
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PGPEncryptedData.AES_256, PGPEncryptedData.BLOWFISH, PGPEncryptedData.TWOFISH,
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PGPEncryptedData.CAST5, PGPEncryptedData.DES, PGPEncryptedData.TRIPLE_DES,
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PGPEncryptedData.IDEA, };
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String entries[] = { "AES-128", "AES-192", "AES-256", "Blowfish", "Twofish", "CAST5",
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"DES", "Triple DES", "IDEA", };
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String values[] = new String[valueIds.length];
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for (int i = 0; i < values.length; ++i) {
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values[i] = "" + valueIds[i];
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}
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mEncryptionAlgorithm.setEntries(entries);
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mEncryptionAlgorithm.setEntryValues(values);
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mEncryptionAlgorithm.setValue("" + mPreferences.getDefaultEncryptionAlgorithm());
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mEncryptionAlgorithm.setSummary(mEncryptionAlgorithm.getEntry());
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mEncryptionAlgorithm
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.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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mEncryptionAlgorithm.setValue(newValue.toString());
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mEncryptionAlgorithm.setSummary(mEncryptionAlgorithm.getEntry());
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mPreferences.setDefaultEncryptionAlgorithm(Integer.parseInt(newValue
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.toString()));
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return false;
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}
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});
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}
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private static void initializeHashAlgorithm
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(final IntegerListPreference mHashAlgorithm, int[] valueIds, String[] entries, String[] values) {
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valueIds = new int[] { HashAlgorithmTags.MD5, HashAlgorithmTags.RIPEMD160,
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HashAlgorithmTags.SHA1, HashAlgorithmTags.SHA224, HashAlgorithmTags.SHA256,
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HashAlgorithmTags.SHA384, HashAlgorithmTags.SHA512, };
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entries = new String[] { "MD5", "RIPEMD-160", "SHA-1", "SHA-224", "SHA-256", "SHA-384",
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"SHA-512", };
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values = new String[valueIds.length];
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for (int i = 0; i < values.length; ++i) {
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values[i] = "" + valueIds[i];
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}
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mHashAlgorithm.setEntries(entries);
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mHashAlgorithm.setEntryValues(values);
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mHashAlgorithm.setValue("" + mPreferences.getDefaultHashAlgorithm());
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mHashAlgorithm.setSummary(mHashAlgorithm.getEntry());
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mHashAlgorithm.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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mHashAlgorithm.setValue(newValue.toString());
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mHashAlgorithm.setSummary(mHashAlgorithm.getEntry());
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mPreferences.setDefaultHashAlgorithm(Integer.parseInt(newValue.toString()));
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return false;
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}
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});
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}
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private static void initializeMessageCompression
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(final IntegerListPreference mMessageCompression, int[] valueIds, String[] entries, String[] values) {
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mMessageCompression.setEntries(entries);
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mMessageCompression.setEntryValues(values);
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mMessageCompression.setValue("" + mPreferences.getDefaultMessageCompression());
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mMessageCompression.setSummary(mMessageCompression.getEntry());
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mMessageCompression
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.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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mMessageCompression.setValue(newValue.toString());
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mMessageCompression.setSummary(mMessageCompression.getEntry());
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mPreferences.setDefaultMessageCompression(Integer.parseInt(newValue
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.toString()));
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return false;
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}
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});
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}
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private static void initializeFileCompression
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(final IntegerListPreference mFileCompression, String[] entries, String[] values) {
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mFileCompression.setEntries(entries);
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mFileCompression.setEntryValues(values);
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mFileCompression.setValue("" + mPreferences.getDefaultFileCompression());
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mFileCompression.setSummary(mFileCompression.getEntry());
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mFileCompression.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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mFileCompression.setValue(newValue.toString());
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mFileCompression.setSummary(mFileCompression.getEntry());
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mPreferences.setDefaultFileCompression(Integer.parseInt(newValue.toString()));
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return false;
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}
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});
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}
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private static void initializeAsciiArmour(final CheckBoxPreference mAsciiArmour) {
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mAsciiArmour.setChecked(mPreferences.getDefaultAsciiArmour());
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mAsciiArmour.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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mAsciiArmour.setChecked((Boolean) newValue);
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mPreferences.setDefaultAsciiArmour((Boolean) newValue);
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return false;
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}
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});
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}
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private static void initializeForceV3Signatures(final CheckBoxPreference mForceV3Signatures) {
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mForceV3Signatures.setChecked(mPreferences.getForceV3Signatures());
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mForceV3Signatures
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.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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mForceV3Signatures.setChecked((Boolean) newValue);
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mPreferences.setForceV3Signatures((Boolean) newValue);
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return false;
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}
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});
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}
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} |