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/*
* Copyright (C) 2013 Dominik Schürmann <dominik@dominikschuermann.de>
*
* 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 <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.service.remote;
import org.spongycastle.openpgp.PGPSecretKey;
import org.spongycastle.openpgp.PGPSecretKeyRing;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.Id;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.ui.SelectSecretKeyActivity;
import org.sufficientlysecure.keychain.ui.adapter.KeyValueSpinnerAdapter;
import org.sufficientlysecure.keychain.util.AlgorithmNames;
import org.sufficientlysecure.keychain.util.Log;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.Spinner;
import android.widget.TextView;
public class AppSettingsFragment extends Fragment {
// model
private AppSettings appSettings;
// view
private LinearLayout mAdvancedSettingsContainer;
private Button mAdvancedSettingsButton;
private TextView mAppNameView;
private ImageView mAppIconView;
private TextView mKeyUserId;
private TextView mKeyUserIdRest;
private Button mSelectKeyButton;
private Spinner mEncryptionAlgorithm;
private Spinner mHashAlgorithm;
private Spinner mCompression;
KeyValueSpinnerAdapter encryptionAdapter;
KeyValueSpinnerAdapter hashAdapter;
KeyValueSpinnerAdapter compressionAdapter;
public AppSettings getAppSettings() {
return appSettings;
}
public void setAppSettings(AppSettings appSettings) {
this.appSettings = appSettings;
setPackage(appSettings.getPackageName());
updateSelectedKeyView(appSettings.getKeyId());
mEncryptionAlgorithm.setSelection(encryptionAdapter.getPosition(appSettings
.getEncryptionAlgorithm()));
mHashAlgorithm.setSelection(hashAdapter.getPosition(appSettings.getHashAlgorithm()));
mCompression.setSelection(compressionAdapter.getPosition(appSettings.getCompression()));
}
/**
* Inflate the layout for this fragment
*/
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.api_app_settings_fragment, container, false);
initView(view);
return view;
}
private void initView(View view) {
mAdvancedSettingsButton = (Button) view.findViewById(R.id.api_app_settings_advanced_button);
mAdvancedSettingsContainer = (LinearLayout) view
.findViewById(R.id.api_app_settings_advanced);
mAppNameView = (TextView) view.findViewById(R.id.api_app_settings_app_name);
mAppIconView = (ImageView) view.findViewById(R.id.api_app_settings_app_icon);
mKeyUserId = (TextView) view.findViewById(R.id.api_app_settings_user_id);
mKeyUserIdRest = (TextView) view.findViewById(R.id.api_app_settings_user_id_rest);
mSelectKeyButton = (Button) view.findViewById(R.id.api_app_settings_select_key_button);
mEncryptionAlgorithm = (Spinner) view
.findViewById(R.id.api_app_settings_encryption_algorithm);
mHashAlgorithm = (Spinner) view.findViewById(R.id.api_app_settings_hash_algorithm);
mCompression = (Spinner) view.findViewById(R.id.api_app_settings_compression);
AlgorithmNames algorithmNames = new AlgorithmNames(getActivity());
encryptionAdapter = new KeyValueSpinnerAdapter(getActivity(),
algorithmNames.getEncryptionNames());
mEncryptionAlgorithm.setAdapter(encryptionAdapter);
mEncryptionAlgorithm.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
appSettings.setEncryptionAlgorithm((int) id);
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
hashAdapter = new KeyValueSpinnerAdapter(getActivity(), algorithmNames.getHashNames());
mHashAlgorithm.setAdapter(hashAdapter);
mHashAlgorithm.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
appSettings.setHashAlgorithm((int) id);
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
compressionAdapter = new KeyValueSpinnerAdapter(getActivity(),
algorithmNames.getCompressionNames());
mCompression.setAdapter(compressionAdapter);
mCompression.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
appSettings.setCompression((int) id);
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
mSelectKeyButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
selectSecretKey();
}
});
final Animation visibleAnimation = new AlphaAnimation(0.0f, 1.0f);
visibleAnimation.setDuration(250);
final Animation invisibleAnimation = new AlphaAnimation(1.0f, 0.0f);
invisibleAnimation.setDuration(250);
// TODO: Better: collapse/expand animation
// final Animation animation2 = new TranslateAnimation(Animation.RELATIVE_TO_SELF, 0.0f,
// Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF, -1.0f,
// Animation.RELATIVE_TO_SELF, 0.0f);
// animation2.setDuration(150);
mAdvancedSettingsButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (mAdvancedSettingsContainer.getVisibility() == View.VISIBLE) {
mAdvancedSettingsContainer.startAnimation(invisibleAnimation);
mAdvancedSettingsContainer.setVisibility(View.INVISIBLE);
mAdvancedSettingsButton.setText(R.string.api_settings_show_advanced);
} else {
mAdvancedSettingsContainer.startAnimation(visibleAnimation);
mAdvancedSettingsContainer.setVisibility(View.VISIBLE);
mAdvancedSettingsButton.setText(R.string.api_settings_hide_advanced);
}
}
});
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
}
private void selectSecretKey() {
Intent intent = new Intent(getActivity(), SelectSecretKeyActivity.class);
startActivityForResult(intent, Id.request.secret_keys);
}
private void setPackage(String packageName) {
PackageManager pm = getActivity().getApplicationContext().getPackageManager();
// get application name and icon from package manager
String appName = null;
Drawable appIcon = null;
try {
ApplicationInfo ai = pm.getApplicationInfo(packageName, 0);
appName = (String) pm.getApplicationLabel(ai);
appIcon = pm.getApplicationIcon(ai);
} catch (final NameNotFoundException e) {
// fallback
appName = packageName;
}
mAppNameView.setText(appName);
mAppIconView.setImageDrawable(appIcon);
}
private void updateSelectedKeyView(long secretKeyId) {
if (secretKeyId == Id.key.none) {
mKeyUserId.setText(R.string.api_settings_no_key);
mKeyUserIdRest.setText("");
} else {
String uid = getResources().getString(R.string.unknownUserId);
String uidExtra = "";
PGPSecretKeyRing keyRing = ProviderHelper.getPGPSecretKeyRingByMasterKeyId(
getActivity(), secretKeyId);
if (keyRing != null) {
PGPSecretKey key = PgpKeyHelper.getMasterKey(keyRing);
if (key != null) {
String userId = PgpKeyHelper.getMainUserIdSafe(getActivity(), key);
String chunks[] = userId.split(" <", 2);
uid = chunks[0];
if (chunks.length > 1) {
uidExtra = "<" + chunks[1];
}
}
}
mKeyUserId.setText(uid);
mKeyUserIdRest.setText(uidExtra);
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
Log.d(Constants.TAG, "onactivityresult " + requestCode + " " + resultCode);
switch (requestCode) {
case Id.request.secret_keys: {
long secretKeyId;
if (resultCode == Activity.RESULT_OK) {
Bundle bundle = data.getExtras();
secretKeyId = bundle.getLong(SelectSecretKeyActivity.RESULT_EXTRA_MASTER_KEY_ID);
} else {
secretKeyId = Id.key.none;
}
appSettings.setKeyId(secretKeyId);
updateSelectedKeyView(secretKeyId);
break;
}
default: {
break;
}
}
super.onActivityResult(requestCode, resultCode, data);
}
}
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