268 lines
9.9 KiB
Java
268 lines
9.9 KiB
Java
/*
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* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.ui;
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import java.io.IOException;
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import java.nio.ByteBuffer;
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import java.util.ArrayList;
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import android.app.Activity;
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import android.app.ProgressDialog;
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import android.content.Intent;
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import android.os.Bundle;
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import android.os.Message;
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import android.os.Messenger;
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import android.support.v4.app.Fragment;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import org.spongycastle.util.encoders.Hex;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.keyimport.ParcelableKeyRing;
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import org.sufficientlysecure.keychain.operations.results.DecryptVerifyResult;
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import org.sufficientlysecure.keychain.operations.results.ImportKeyResult;
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import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
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import org.sufficientlysecure.keychain.service.KeychainService;
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import org.sufficientlysecure.keychain.service.ServiceProgressHandler;
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import org.sufficientlysecure.keychain.ui.CreateKeyActivity.FragAction;
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import org.sufficientlysecure.keychain.ui.CreateKeyActivity.NfcListenerFragment;
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import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
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import org.sufficientlysecure.keychain.util.Preferences;
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public class CreateKeyYubiKeyImportFragment extends Fragment implements NfcListenerFragment {
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private static final String ARG_FINGERPRINT = "fingerprint";
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public static final String ARG_AID = "aid";
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public static final String ARG_USER_ID = "user_ids";
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CreateKeyActivity mCreateKeyActivity;
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private byte[] mNfcFingerprints;
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private byte[] mNfcAid;
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private String mNfcUserId;
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private String mNfcFingerprint;
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private ImportKeysListFragment mListFragment;
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private TextView vSerNo;
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private TextView vUserId;
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public static Fragment newInstance(byte[] scannedFingerprints, byte[] nfcAid, String userId) {
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CreateKeyYubiKeyImportFragment frag = new CreateKeyYubiKeyImportFragment();
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Bundle args = new Bundle();
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args.putByteArray(ARG_FINGERPRINT, scannedFingerprints);
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args.putByteArray(ARG_AID, nfcAid);
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args.putString(ARG_USER_ID, userId);
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frag.setArguments(args);
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return frag;
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}
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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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Bundle args = savedInstanceState != null ? savedInstanceState : getArguments();
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mNfcFingerprints = args.getByteArray(ARG_FINGERPRINT);
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mNfcAid = args.getByteArray(ARG_AID);
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mNfcUserId = args.getString(ARG_USER_ID);
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byte[] fp = new byte[20];
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ByteBuffer.wrap(fp).put(mNfcFingerprints, 0, 20);
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mNfcFingerprint = KeyFormattingUtils.convertFingerprintToHex(fp);
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.create_yubi_key_import_fragment, container, false);
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vSerNo = (TextView) view.findViewById(R.id.yubikey_serno);
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vUserId = (TextView) view.findViewById(R.id.yubikey_userid);
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{
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View mBackButton = view.findViewById(R.id.create_key_back_button);
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mBackButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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if (getFragmentManager().getBackStackEntryCount() == 0) {
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getActivity().setResult(Activity.RESULT_CANCELED);
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getActivity().finish();
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} else {
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mCreateKeyActivity.loadFragment(null, FragAction.TO_LEFT);
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}
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}
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});
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View mNextButton = view.findViewById(R.id.create_key_next_button);
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mNextButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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importKey();
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}
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});
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}
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mListFragment = ImportKeysListFragment.newInstance(null, null,
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"0x" + mNfcFingerprint, true, null);
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view.findViewById(R.id.button_search).setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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refreshSearch();
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}
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});
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setData();
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getFragmentManager().beginTransaction()
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.replace(R.id.yubikey_import_fragment, mListFragment, "yubikey_import")
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.commit();
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return view;
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}
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@Override
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public void onSaveInstanceState(Bundle args) {
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super.onSaveInstanceState(args);
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args.putByteArray(ARG_FINGERPRINT, mNfcFingerprints);
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args.putByteArray(ARG_AID, mNfcAid);
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args.putString(ARG_USER_ID, mNfcUserId);
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}
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@Override
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public void onAttach(Activity activity) {
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super.onAttach(activity);
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mCreateKeyActivity = (CreateKeyActivity) getActivity();
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}
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public void setData() {
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String serno = Hex.toHexString(mNfcAid, 10, 4);
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vSerNo.setText(getString(R.string.yubikey_serno, serno));
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if (!mNfcUserId.isEmpty()) {
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vUserId.setText(getString(R.string.yubikey_key_holder, mNfcUserId));
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} else {
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vUserId.setText(getString(R.string.yubikey_key_holder_not_set));
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}
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}
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public void refreshSearch() {
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mListFragment.loadNew(new ImportKeysListFragment.CloudLoaderState("0x" + mNfcFingerprint,
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Preferences.getPreferences(getActivity()).getCloudSearchPrefs()));
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}
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public void importKey() {
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// Message is received after decrypting is done in KeychainService
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ServiceProgressHandler saveHandler = new ServiceProgressHandler(getActivity()) {
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@Override
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public void handleMessage(Message message) {
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// handle messages by standard KeychainIntentServiceHandler first
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super.handleMessage(message);
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if (message.arg1 == MessageStatus.OKAY.ordinal()) {
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// get returned data bundle
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Bundle returnData = message.getData();
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ImportKeyResult result =
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returnData.getParcelable(DecryptVerifyResult.EXTRA_RESULT);
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long[] masterKeyIds = result.getImportedMasterKeyIds();
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// TODO handle masterKeyIds.length != 1...? sorta outlandish scenario
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if (!result.success() || masterKeyIds.length == 0) {
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result.createNotify(getActivity()).show();
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return;
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}
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Intent intent = new Intent(getActivity(), ViewKeyActivity.class);
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// use the imported masterKeyId, not the one from the yubikey, because
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// that one might* just have been a subkey of the imported key
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intent.setData(KeyRings.buildGenericKeyRingUri(masterKeyIds[0]));
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intent.putExtra(ViewKeyActivity.EXTRA_DISPLAY_RESULT, result);
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intent.putExtra(ViewKeyActivity.EXTRA_NFC_AID, mNfcAid);
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intent.putExtra(ViewKeyActivity.EXTRA_NFC_USER_ID, mNfcUserId);
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intent.putExtra(ViewKeyActivity.EXTRA_NFC_FINGERPRINTS, mNfcFingerprints);
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startActivity(intent);
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getActivity().finish();
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}
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}
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};
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// Send all information needed to service to decrypt in other thread
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Intent intent = new Intent(getActivity(), KeychainService.class);
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// fill values for this action
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Bundle data = new Bundle();
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intent.setAction(KeychainService.ACTION_IMPORT_KEYRING);
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ArrayList<ParcelableKeyRing> keyList = new ArrayList<>();
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keyList.add(new ParcelableKeyRing(mNfcFingerprint, null, null));
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data.putParcelableArrayList(KeychainService.IMPORT_KEY_LIST, keyList);
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{
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Preferences prefs = Preferences.getPreferences(getActivity());
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Preferences.CloudSearchPrefs cloudPrefs =
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new Preferences.CloudSearchPrefs(true, true, prefs.getPreferredKeyserver());
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data.putString(KeychainService.IMPORT_KEY_SERVER, cloudPrefs.keyserver);
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}
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intent.putExtra(KeychainService.EXTRA_DATA, data);
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// Create a new Messenger for the communication back
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Messenger messenger = new Messenger(saveHandler);
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intent.putExtra(KeychainService.EXTRA_MESSENGER, messenger);
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saveHandler.showProgressDialog(
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getString(R.string.progress_importing),
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ProgressDialog.STYLE_HORIZONTAL, false
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);
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// start service with intent
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getActivity().startService(intent);
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}
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@Override
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public void onNfcPerform() throws IOException {
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mNfcFingerprints = mCreateKeyActivity.nfcGetFingerprints();
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mNfcAid = mCreateKeyActivity.nfcGetAid();
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mNfcUserId = mCreateKeyActivity.nfcGetUserId();
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byte[] fp = new byte[20];
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ByteBuffer.wrap(fp).put(mNfcFingerprints, 0, 20);
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mNfcFingerprint = KeyFormattingUtils.convertFingerprintToHex(fp);
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setData();
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refreshSearch();
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}
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}
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