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/*
* Copyright (C) 2014 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.ui;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.os.Message;
import android.os.Messenger;
import android.support.v4.app.Fragment;
import android.support.v4.app.LoaderManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.keyimport.ParcelableKeyRing;
import org.sufficientlysecure.keychain.operations.results.DecryptVerifyResult;
import org.sufficientlysecure.keychain.operations.results.ImportKeyResult;
import org.sufficientlysecure.keychain.service.KeychainIntentService;
import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler;
import org.sufficientlysecure.keychain.ui.CreateKeyActivity.FragAction;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
import org.sufficientlysecure.keychain.util.Preferences;
public class CreateKeyYubiFragment extends Fragment {
private static final String ARG_FINGERPRINT = "fingerprint";
CreateKeyActivity mCreateKeyActivity;
private byte[] mScannedFingerprint;
private long mScannedMasterKeyId;
private TextView mUnknownFingerprint;
public static Fragment createInstance(byte[] scannedFingerprint) {
Bundle args = new Bundle();
args.putByteArray(ARG_FINGERPRINT, scannedFingerprint);
CreateKeyYubiFragment frag = new CreateKeyYubiFragment();
frag.setArguments(args);
return frag;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mScannedFingerprint = getArguments().getByteArray(ARG_FINGERPRINT);
mScannedMasterKeyId = getKeyIdFromFingerprint(mScannedFingerprint);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.create_yubikey_fragment, container, false);
mUnknownFingerprint = (TextView) view.findViewById(R.id.create_yubikey_unknown_fp);
View mBackButton = view.findViewById(R.id.create_key_back_button);
View mNextButton = view.findViewById(R.id.create_key_next_button);
mBackButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mCreateKeyActivity.loadFragment(null, FragAction.TO_LEFT);
}
});
mNextButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
nextClicked();
}
});
return view;
}
@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
mCreateKeyActivity = (CreateKeyActivity) getActivity();
}
private void nextClicked() {
importKey();
}
public void importKey() {
// Message is received after decrypting is done in KeychainIntentService
KeychainIntentServiceHandler saveHandler = new KeychainIntentServiceHandler(getActivity()) {
public void handleMessage(Message message) {
// handle messages by standard KeychainIntentServiceHandler first
super.handleMessage(message);
if (message.arg1 == MessageStatus.OKAY.ordinal()) {
// get returned data bundle
Bundle returnData = message.getData();
ImportKeyResult result =
returnData.getParcelable(DecryptVerifyResult.EXTRA_RESULT);
result.createNotify(getActivity()).show();
}
}
};
// Send all information needed to service to decrypt in other thread
Intent intent = new Intent(getActivity(), KeychainIntentService.class);
// fill values for this action
Bundle data = new Bundle();
intent.setAction(KeychainIntentService.ACTION_IMPORT_KEYRING);
String hexFp = KeyFormattingUtils.convertFingerprintToHex(mScannedFingerprint);
ArrayList<ParcelableKeyRing> keyList = new ArrayList<>();
keyList.add(new ParcelableKeyRing(hexFp, null, null));
data.putParcelableArrayList(KeychainIntentService.IMPORT_KEY_LIST, keyList);
{
Preferences prefs = Preferences.getPreferences(getActivity());
Preferences.CloudSearchPrefs cloudPrefs =
new Preferences.CloudSearchPrefs(true, true, prefs.getPreferredKeyserver());
data.putString(KeychainIntentService.IMPORT_KEY_SERVER, cloudPrefs.keyserver);
}
intent.putExtra(KeychainIntentService.EXTRA_DATA, data);
// Create a new Messenger for the communication back
Messenger messenger = new Messenger(saveHandler);
intent.putExtra(KeychainIntentService.EXTRA_MESSENGER, messenger);
// start service with intent
getActivity().startService(intent);
}
static long getKeyIdFromFingerprint(byte[] fingerprint) {
ByteBuffer buf = ByteBuffer.wrap(fingerprint);
// skip first 12 bytes of the fingerprint
buf.position(12);
// the last eight bytes are the key id (big endian, which is default order in ByteBuffer)
return buf.getLong();
}
}
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