277 lines
9.7 KiB
Java
277 lines
9.7 KiB
Java
/*
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* Copyright (C) 2015 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.transfer.view;
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import android.app.Activity;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.graphics.Bitmap;
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import android.net.NetworkInfo;
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import android.net.wifi.WifiManager;
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import android.os.Build.VERSION_CODES;
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import android.os.Bundle;
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import android.os.Parcelable;
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import android.support.annotation.Nullable;
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import android.support.annotation.RequiresApi;
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import android.support.v4.app.Fragment;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentManager.OnBackStackChangedListener;
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import android.support.v7.widget.RecyclerView;
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import android.support.v7.widget.RecyclerView.Adapter;
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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.view.ViewTreeObserver.OnGlobalLayoutListener;
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import android.widget.ImageView;
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import android.widget.TextView;
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import android.widget.ViewAnimator;
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import com.google.zxing.client.android.Intents;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.operations.results.ImportKeyResult;
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import org.sufficientlysecure.keychain.operations.results.OperationResult;
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import org.sufficientlysecure.keychain.ui.QrCodeCaptureActivity;
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import org.sufficientlysecure.keychain.ui.base.CryptoOperationHelper;
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import org.sufficientlysecure.keychain.ui.base.CryptoOperationHelper.Callback;
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import org.sufficientlysecure.keychain.ui.transfer.presenter.TransferPresenter;
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import org.sufficientlysecure.keychain.ui.transfer.presenter.TransferPresenter.TransferMvpView;
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import org.sufficientlysecure.keychain.ui.util.Notify;
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import org.sufficientlysecure.keychain.ui.util.Notify.Style;
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@RequiresApi(api = VERSION_CODES.LOLLIPOP)
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public class TransferFragment extends Fragment implements TransferMvpView {
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public static final int VIEW_WAITING = 0;
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public static final int VIEW_CONNECTED = 1;
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public static final int VIEW_RECEIVING = 2;
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public static final int VIEW_NO_WIFI = 3;
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public static final int REQUEST_CODE_SCAN = 1;
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public static final int LOADER_ID = 1;
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private ImageView vQrCodeImage;
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private TransferPresenter presenter;
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private ViewAnimator vTransferAnimator;
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private TextView vConnectionStatusText1;
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private TextView vConnectionStatusText2;
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private RecyclerView vTransferKeyList;
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private RecyclerView vReceivedKeyList;
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private CryptoOperationHelper currentCryptoOperationHelper;
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private BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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if (WifiManager.NETWORK_STATE_CHANGED_ACTION.equals(intent.getAction())) {
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NetworkInfo networkInfo = intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);
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if (networkInfo != null && networkInfo.isConnected()) {
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presenter.onWifiConnected();
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}
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}
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}
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};
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@Override
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public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.transfer_fragment, container, false);
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vTransferAnimator = (ViewAnimator) view.findViewById(R.id.transfer_animator);
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vConnectionStatusText1 = (TextView) view.findViewById(R.id.connection_status_1);
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vConnectionStatusText2 = (TextView) view.findViewById(R.id.connection_status_2);
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vTransferKeyList = (RecyclerView) view.findViewById(R.id.transfer_key_list);
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vReceivedKeyList = (RecyclerView) view.findViewById(R.id.received_key_list);
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vQrCodeImage = (ImageView) view.findViewById(R.id.qr_code_image);
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view.findViewById(R.id.button_scan).setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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if (presenter != null) {
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presenter.onUiClickScan();
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}
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}
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});
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presenter = new TransferPresenter(getContext(), getLoaderManager(), LOADER_ID, this);
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return view;
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}
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@Override
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public void onStart() {
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super.onStart();
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presenter.onUiStart();
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}
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@Override
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public void onResume() {
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super.onResume();
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IntentFilter intentFilter = new IntentFilter();
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intentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
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getContext().registerReceiver(broadcastReceiver, intentFilter);
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}
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@Override
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public void onPause() {
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super.onPause();
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getContext().unregisterReceiver(broadcastReceiver);
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}
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@Override
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public void onStop() {
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super.onStop();
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presenter.onUiStop();
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}
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@Override
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public void showNotOnWifi() {
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vTransferAnimator.setDisplayedChild(VIEW_NO_WIFI);
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}
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@Override
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public void showWaitingForConnection() {
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vTransferAnimator.setDisplayedChild(VIEW_WAITING);
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}
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@Override
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public void showConnectionEstablished(String hostname) {
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vConnectionStatusText1.setText("Connected to: " + hostname);
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vConnectionStatusText2.setText("Connected to: " + hostname);
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vTransferAnimator.setDisplayedChild(VIEW_CONNECTED);
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}
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@Override
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public void showReceivingKeys() {
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vTransferAnimator.setDisplayedChild(VIEW_RECEIVING);
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}
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@Override
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public void showViewDisconnected() {
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vConnectionStatusText1.setText("Disconnected!");
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vConnectionStatusText2.setText("Disconnected!");
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}
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@Override
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public void setQrImage(final Bitmap qrCode) {
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vQrCodeImage.getViewTreeObserver().addOnGlobalLayoutListener(
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new OnGlobalLayoutListener() {
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@Override
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public void onGlobalLayout() {
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// create actual bitmap in display dimensions
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Bitmap scaled = Bitmap.createScaledBitmap(qrCode,
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vQrCodeImage.getWidth(), vQrCodeImage.getWidth(), false);
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vQrCodeImage.setImageBitmap(scaled);
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}
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});
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vQrCodeImage.requestLayout();
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}
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@Override
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public void scanQrCode() {
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Intent intent = new Intent(getActivity(), QrCodeCaptureActivity.class);
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startActivityForResult(intent, REQUEST_CODE_SCAN);
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}
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@Override
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public void setSecretKeyAdapter(Adapter adapter) {
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vTransferKeyList.setAdapter(adapter);
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}
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@Override
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public void setReceivedKeyAdapter(Adapter adapter) {
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vReceivedKeyList.setAdapter(adapter);
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}
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@Override
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public <T extends Parcelable, S extends OperationResult> CryptoOperationHelper<T,S> createCryptoOperationHelper(Callback<T, S> callback) {
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CryptoOperationHelper<T,S> cryptoOperationHelper = new CryptoOperationHelper<>(1, this, callback, null);
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currentCryptoOperationHelper = cryptoOperationHelper;
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return cryptoOperationHelper;
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}
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@Override
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public void releaseCryptoOperationHelper() {
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currentCryptoOperationHelper = null;
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}
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@Override
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public void showErrorBadKey() {
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Notify.create(getActivity(), "Failed reading incoming key!", Style.ERROR).show();
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}
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@Override
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public void showErrorConnectionFailed() {
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Notify.create(getActivity(), "Connection failed!", Style.ERROR).show();
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}
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@Override
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public void showResultNotification(ImportKeyResult result) {
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result.createNotify(getActivity()).show();
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}
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@Override
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public void addFakeBackStackItem(final String tag) {
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FragmentManager fragmentManager = getFragmentManager();
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fragmentManager.beginTransaction()
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.addToBackStack(tag)
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.commitAllowingStateLoss();
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fragmentManager.executePendingTransactions();
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fragmentManager.addOnBackStackChangedListener(new OnBackStackChangedListener() {
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@Override
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public void onBackStackChanged() {
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FragmentManager fragMan = getFragmentManager();
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fragMan.popBackStack(tag, FragmentManager.POP_BACK_STACK_INCLUSIVE);
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fragMan.removeOnBackStackChangedListener(this);
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presenter.onUiBackStackPop();
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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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if (currentCryptoOperationHelper != null &&
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currentCryptoOperationHelper.handleActivityResult(requestCode, resultCode, data)) {
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return;
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}
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switch (requestCode) {
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case REQUEST_CODE_SCAN:
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if (resultCode == Activity.RESULT_OK) {
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String qrCodeData = data.getStringExtra(Intents.Scan.RESULT);
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presenter.onUiQrCodeScanned(qrCodeData);
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}
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break;
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default:
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super.onActivityResult(requestCode, resultCode, data);
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}
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}
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}
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