/* * Copyright (C) 2010-2014 Thialfihar * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ package org.sufficientlysecure.keychain.ui; import android.annotation.SuppressLint; import android.content.Intent; import android.os.Build; import android.os.Bundle; import android.preference.CheckBoxPreference; import android.preference.Preference; import android.preference.PreferenceActivity; import android.preference.PreferenceFragment; import android.preference.PreferenceScreen; import org.spongycastle.bcpg.HashAlgorithmTags; import org.spongycastle.openpgp.PGPEncryptedData; import org.sufficientlysecure.keychain.Constants; import org.sufficientlysecure.keychain.R; import org.sufficientlysecure.keychain.helper.Preferences; import org.sufficientlysecure.keychain.ui.widget.IntegerListPreference; import java.util.List; @SuppressLint("NewApi") public class PreferencesActivity extends PreferenceActivity { public static final String ACTION_PREFS_GEN = "org.sufficientlysecure.keychain.ui.PREFS_GEN"; public static final String ACTION_PREFS_ADV = "org.sufficientlysecure.keychain.ui.PREFS_ADV"; public static final int REQUEST_CODE_KEYSERVER_PREF = 0x00007005; private PreferenceScreen mKeyServerPreference = null; private static Preferences sPreferences; @Override protected void onCreate(Bundle savedInstanceState) { sPreferences = Preferences.getPreferences(this); super.onCreate(savedInstanceState); // final ActionBar actionBar = getSupportActionBar(); // actionBar.setDisplayShowTitleEnabled(true); // actionBar.setDisplayHomeAsUpEnabled(false); // actionBar.setHomeButtonEnabled(false); String action = getIntent().getAction(); if (action != null && action.equals(ACTION_PREFS_GEN)) { addPreferencesFromResource(R.xml.gen_preferences); initializePassPassphraceCacheTtl( (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL)); mKeyServerPreference = (PreferenceScreen) findPreference(Constants.Pref.KEY_SERVERS); String servers[] = sPreferences.getKeyServers(); mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_keyservers, servers.length, servers.length)); mKeyServerPreference .setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() { public boolean onPreferenceClick(Preference preference) { Intent intent = new Intent(PreferencesActivity.this, PreferencesKeyServerActivity.class); intent.putExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS, sPreferences.getKeyServers()); startActivityForResult(intent, REQUEST_CODE_KEYSERVER_PREF); return false; } }); } else if (action != null && action.equals(ACTION_PREFS_ADV)) { addPreferencesFromResource(R.xml.adv_preferences); initializeEncryptionAlgorithm( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_ENCRYPTION_ALGORITHM)); int[] valueIds = new int[]{ Constants.choice.compression.none, Constants.choice.compression.zip, Constants.choice.compression.zlib, Constants.choice.compression.bzip2, }; String[] entries = new String[]{ getString(R.string.choice_none) + " (" + getString(R.string.compression_fast) + ")", "ZIP (" + getString(R.string.compression_fast) + ")", "ZLIB (" + getString(R.string.compression_fast) + ")", "BZIP2 (" + getString(R.string.compression_very_slow) + ")",}; String[] values = new String[valueIds.length]; for (int i = 0; i < values.length; ++i) { values[i] = "" + valueIds[i]; } initializeHashAlgorithm( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_HASH_ALGORITHM), valueIds, entries, values); initializeMessageCompression( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_MESSAGE_COMPRESSION), valueIds, entries, values); initializeFileCompression( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_FILE_COMPRESSION), entries, values); initializeAsciiArmor( (CheckBoxPreference) findPreference(Constants.Pref.DEFAULT_ASCII_ARMOR)); initializeForceV3Signatures( (CheckBoxPreference) findPreference(Constants.Pref.FORCE_V3_SIGNATURES)); } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) { // Load the legacy preferences headers addPreferencesFromResource(R.xml.preference_headers_legacy); } } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { switch (requestCode) { case REQUEST_CODE_KEYSERVER_PREF: { if (resultCode == RESULT_CANCELED || data == null) { return; } String servers[] = data .getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS); sPreferences.setKeyServers(servers); mKeyServerPreference.setSummary(getResources().getQuantityString( R.plurals.n_keyservers, servers.length, servers.length)); break; } default: { super.onActivityResult(requestCode, resultCode, data); break; } } } /* Called only on Honeycomb and later */ @Override public void onBuildHeaders(List
target) { super.onBuildHeaders(target); loadHeadersFromResource(R.xml.preference_headers, target); } /** * This fragment shows the general preferences in android 3.0+ */ public static class GeneralPrefsFragment extends PreferenceFragment { private PreferenceScreen mKeyServerPreference = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // Load the preferences from an XML resource addPreferencesFromResource(R.xml.gen_preferences); initializePassPassphraceCacheTtl( (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL)); mKeyServerPreference = (PreferenceScreen) findPreference(Constants.Pref.KEY_SERVERS); String servers[] = sPreferences.getKeyServers(); mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_keyservers, servers.length, servers.length)); mKeyServerPreference .setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() { public boolean onPreferenceClick(Preference preference) { Intent intent = new Intent(getActivity(), PreferencesKeyServerActivity.class); intent.putExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS, sPreferences.getKeyServers()); startActivityForResult(intent, REQUEST_CODE_KEYSERVER_PREF); return false; } }); } @Override public void onActivityResult(int requestCode, int resultCode, Intent data) { switch (requestCode) { case REQUEST_CODE_KEYSERVER_PREF: { if (resultCode == RESULT_CANCELED || data == null) { return; } String servers[] = data .getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS); sPreferences.setKeyServers(servers); mKeyServerPreference.setSummary(getResources().getQuantityString( R.plurals.n_keyservers, servers.length, servers.length)); break; } default: { super.onActivityResult(requestCode, resultCode, data); break; } } } } /** * This fragment shows the advanced preferences in android 3.0+ */ public static class AdvancedPrefsFragment extends PreferenceFragment { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // Load the preferences from an XML resource addPreferencesFromResource(R.xml.adv_preferences); initializeEncryptionAlgorithm( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_ENCRYPTION_ALGORITHM)); int[] valueIds = new int[]{ Constants.choice.compression.none, Constants.choice.compression.zip, Constants.choice.compression.zlib, Constants.choice.compression.bzip2, }; String[] entries = new String[]{ getString(R.string.choice_none) + " (" + getString(R.string.compression_fast) + ")", "ZIP (" + getString(R.string.compression_fast) + ")", "ZLIB (" + getString(R.string.compression_fast) + ")", "BZIP2 (" + getString(R.string.compression_very_slow) + ")", }; String[] values = new String[valueIds.length]; for (int i = 0; i < values.length; ++i) { values[i] = "" + valueIds[i]; } initializeHashAlgorithm( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_HASH_ALGORITHM), valueIds, entries, values); initializeMessageCompression( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_MESSAGE_COMPRESSION), valueIds, entries, values); initializeFileCompression( (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_FILE_COMPRESSION), entries, values); initializeAsciiArmor( (CheckBoxPreference) findPreference(Constants.Pref.DEFAULT_ASCII_ARMOR)); initializeForceV3Signatures( (CheckBoxPreference) findPreference(Constants.Pref.FORCE_V3_SIGNATURES)); } } protected boolean isValidFragment(String fragmentName) { return AdvancedPrefsFragment.class.getName().equals(fragmentName) || GeneralPrefsFragment.class.getName().equals(fragmentName) || super.isValidFragment(fragmentName); } private static void initializePassPassphraceCacheTtl(final IntegerListPreference mPassphraseCacheTtl) { mPassphraseCacheTtl.setValue("" + sPreferences.getPassphraseCacheTtl()); mPassphraseCacheTtl.setSummary(mPassphraseCacheTtl.getEntry()); mPassphraseCacheTtl .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { public boolean onPreferenceChange(Preference preference, Object newValue) { mPassphraseCacheTtl.setValue(newValue.toString()); mPassphraseCacheTtl.setSummary(mPassphraseCacheTtl.getEntry()); sPreferences.setPassphraseCacheTtl(Integer.parseInt(newValue.toString())); return false; } }); } private static void initializeEncryptionAlgorithm(final IntegerListPreference mEncryptionAlgorithm) { int valueIds[] = {PGPEncryptedData.AES_128, PGPEncryptedData.AES_192, PGPEncryptedData.AES_256, PGPEncryptedData.BLOWFISH, PGPEncryptedData.TWOFISH, PGPEncryptedData.CAST5, PGPEncryptedData.DES, PGPEncryptedData.TRIPLE_DES, PGPEncryptedData.IDEA,}; String entries[] = {"AES-128", "AES-192", "AES-256", "Blowfish", "Twofish", "CAST5", "DES", "Triple DES", "IDEA",}; String values[] = new String[valueIds.length]; for (int i = 0; i < values.length; ++i) { values[i] = "" + valueIds[i]; } mEncryptionAlgorithm.setEntries(entries); mEncryptionAlgorithm.setEntryValues(values); mEncryptionAlgorithm.setValue("" + sPreferences.getDefaultEncryptionAlgorithm()); mEncryptionAlgorithm.setSummary(mEncryptionAlgorithm.getEntry()); mEncryptionAlgorithm .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { public boolean onPreferenceChange(Preference preference, Object newValue) { mEncryptionAlgorithm.setValue(newValue.toString()); mEncryptionAlgorithm.setSummary(mEncryptionAlgorithm.getEntry()); sPreferences.setDefaultEncryptionAlgorithm(Integer.parseInt(newValue .toString())); return false; } }); } private static void initializeHashAlgorithm (final IntegerListPreference mHashAlgorithm, int[] valueIds, String[] entries, String[] values) { valueIds = new int[]{HashAlgorithmTags.MD5, HashAlgorithmTags.RIPEMD160, HashAlgorithmTags.SHA1, HashAlgorithmTags.SHA224, HashAlgorithmTags.SHA256, HashAlgorithmTags.SHA384, HashAlgorithmTags.SHA512,}; entries = new String[]{"MD5", "RIPEMD-160", "SHA-1", "SHA-224", "SHA-256", "SHA-384", "SHA-512",}; values = new String[valueIds.length]; for (int i = 0; i < values.length; ++i) { values[i] = "" + valueIds[i]; } mHashAlgorithm.setEntries(entries); mHashAlgorithm.setEntryValues(values); mHashAlgorithm.setValue("" + sPreferences.getDefaultHashAlgorithm()); mHashAlgorithm.setSummary(mHashAlgorithm.getEntry()); mHashAlgorithm.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { public boolean onPreferenceChange(Preference preference, Object newValue) { mHashAlgorithm.setValue(newValue.toString()); mHashAlgorithm.setSummary(mHashAlgorithm.getEntry()); sPreferences.setDefaultHashAlgorithm(Integer.parseInt(newValue.toString())); return false; } }); } private static void initializeMessageCompression( final IntegerListPreference mMessageCompression, int[] valueIds, String[] entries, String[] values) { mMessageCompression.setEntries(entries); mMessageCompression.setEntryValues(values); mMessageCompression.setValue("" + sPreferences.getDefaultMessageCompression()); mMessageCompression.setSummary(mMessageCompression.getEntry()); mMessageCompression .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { public boolean onPreferenceChange(Preference preference, Object newValue) { mMessageCompression.setValue(newValue.toString()); mMessageCompression.setSummary(mMessageCompression.getEntry()); sPreferences.setDefaultMessageCompression(Integer.parseInt(newValue .toString())); return false; } }); } private static void initializeFileCompression (final IntegerListPreference mFileCompression, String[] entries, String[] values) { mFileCompression.setEntries(entries); mFileCompression.setEntryValues(values); mFileCompression.setValue("" + sPreferences.getDefaultFileCompression()); mFileCompression.setSummary(mFileCompression.getEntry()); mFileCompression.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { public boolean onPreferenceChange(Preference preference, Object newValue) { mFileCompression.setValue(newValue.toString()); mFileCompression.setSummary(mFileCompression.getEntry()); sPreferences.setDefaultFileCompression(Integer.parseInt(newValue.toString())); return false; } }); } private static void initializeAsciiArmor(final CheckBoxPreference mAsciiArmor) { mAsciiArmor.setChecked(sPreferences.getDefaultAsciiArmor()); mAsciiArmor.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { public boolean onPreferenceChange(Preference preference, Object newValue) { mAsciiArmor.setChecked((Boolean) newValue); sPreferences.setDefaultAsciiArmor((Boolean) newValue); return false; } }); } private static void initializeForceV3Signatures(final CheckBoxPreference mForceV3Signatures) { mForceV3Signatures.setChecked(sPreferences.getForceV3Signatures()); mForceV3Signatures .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { public boolean onPreferenceChange(Preference preference, Object newValue) { mForceV3Signatures.setChecked((Boolean) newValue); sPreferences.setForceV3Signatures((Boolean) newValue); return false; } }); } }