474 lines
18 KiB
Java
474 lines
18 KiB
Java
/*
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* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
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* Copyright (C) 2011 Senecaso
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.sufficientlysecure.keychain.ui;
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import org.sufficientlysecure.keychain.Constants;
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import org.sufficientlysecure.keychain.Id;
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import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
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import org.sufficientlysecure.keychain.helper.OtherHelper;
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import org.sufficientlysecure.keychain.service.KeychainIntentService;
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import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler;
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import org.sufficientlysecure.keychain.ui.dialog.DeleteFileDialogFragment;
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import org.sufficientlysecure.keychain.ui.dialog.FileDialogFragment;
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import org.sufficientlysecure.keychain.util.Log;
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import org.sufficientlysecure.keychain.R;
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import android.app.AlertDialog;
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import android.app.ProgressDialog;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.os.Bundle;
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import android.os.Handler;
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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.FragmentManager;
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import android.support.v4.app.FragmentTransaction;
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import android.view.View;
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import android.widget.Toast;
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import com.actionbarsherlock.app.SherlockFragmentActivity;
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import com.actionbarsherlock.view.Menu;
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import com.actionbarsherlock.view.MenuItem;
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import com.google.zxing.integration.android.IntentIntegrator;
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import com.google.zxing.integration.android.IntentResult;
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public class ImportKeysActivity extends SherlockFragmentActivity {
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public static final String ACTION_IMPORT = Constants.INTENT_PREFIX + "IMPORT";
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public static final String ACTION_IMPORT_FROM_FILE = Constants.INTENT_PREFIX
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+ "IMPORT_FROM_FILE";
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public static final String ACTION_IMPORT_FROM_QR_CODE = Constants.INTENT_PREFIX
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+ "IMPORT_FROM_QR_CODE";
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public static final String ACTION_IMPORT_FROM_NFC = Constants.INTENT_PREFIX + "IMPORT_FROM_NFC";
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// only used by IMPORT
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public static final String EXTRA_TEXT = "text";
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public static final String EXTRA_KEYRING_BYTES = "keyringBytes";
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// public static final String EXTRA_KEY_ID = "keyId";
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protected String mImportFilename;
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protected byte[] mImportData;
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protected boolean mDeleteAfterImport = false;
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FileDialogFragment mFileDialog;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.import_keys);
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// set actionbar without home button if called from another app
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OtherHelper.setActionBarBackButton(this);
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handleActions(getIntent());
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}
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/**
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* ActionBar menu is created based on class variables to change it at runtime
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*
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*/
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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menu.add(1, Id.menu.option.import_from_file, 0, R.string.menu_importFromFile)
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.setShowAsAction(
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MenuItem.SHOW_AS_ACTION_IF_ROOM | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
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menu.add(1, Id.menu.option.import_from_qr_code, 1, R.string.menu_importFromQrCode)
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.setShowAsAction(
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MenuItem.SHOW_AS_ACTION_IF_ROOM | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
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menu.add(1, Id.menu.option.import_from_nfc, 2, R.string.menu_importFromNfc)
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.setShowAsAction(
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MenuItem.SHOW_AS_ACTION_IF_ROOM | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case android.R.id.home:
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// app icon in Action Bar clicked; go home
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Intent intent = new Intent(this, MainActivity.class);
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intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivity(intent);
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return true;
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case Id.menu.option.import_from_file:
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showImportFromFileDialog();
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return true;
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case Id.menu.option.import_from_qr_code:
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importFromQrCode();
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return true;
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case Id.menu.option.import_from_nfc:
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importFromNfc();
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return true;
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default:
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return super.onOptionsItemSelected(item);
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}
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}
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protected void handleActions(Intent intent) {
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String action = intent.getAction();
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Bundle extras = intent.getExtras();
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if (extras == null) {
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extras = new Bundle();
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}
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/**
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* Android Standard Actions
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*/
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if (Intent.ACTION_VIEW.equals(action)) {
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// Android's Action when opening file associated to APG (see AndroidManifest.xml)
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// override action to delegate it to APGs ACTION_IMPORT
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action = ACTION_IMPORT;
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}
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/**
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* APG's own Actions
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*/
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if (ACTION_IMPORT.equals(action)) {
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if ("file".equals(intent.getScheme()) && intent.getDataString() != null) {
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mImportFilename = intent.getData().getPath();
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mImportData = null;
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} else if (extras.containsKey(EXTRA_TEXT)) {
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mImportData = intent.getStringExtra(EXTRA_TEXT).getBytes();
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mImportFilename = null;
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} else if (extras.containsKey(EXTRA_KEYRING_BYTES)) {
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mImportData = intent.getByteArrayExtra(EXTRA_KEYRING_BYTES);
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mImportFilename = null;
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}
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loadKeyListFragment();
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} else if (ACTION_IMPORT_FROM_FILE.equals(action)) {
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if ("file".equals(intent.getScheme()) && intent.getDataString() != null) {
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mImportFilename = intent.getData().getPath();
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mImportData = null;
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}
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showImportFromFileDialog();
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} else if (ACTION_IMPORT_FROM_QR_CODE.equals(action)) {
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importFromQrCode();
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} else if (ACTION_IMPORT_FROM_NFC.equals(action)) {
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importFromNfc();
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}
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}
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public void loadKeyListFragment() {
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if (mImportData != null || mImportFilename != null) {
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// generate list of keyrings
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FragmentManager fragmentManager = getSupportFragmentManager();
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FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
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ImportKeysListFragment listFragment = new ImportKeysListFragment();
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Bundle args = new Bundle();
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args.putByteArray(ImportKeysListFragment.ARG_KEYRING_BYTES, mImportData);
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args.putString(ImportKeysListFragment.ARG_IMPORT_FILENAME, mImportFilename);
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listFragment.setArguments(args);
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// replace container in view with fragment
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fragmentTransaction.replace(R.id.import_keys_list_container, listFragment);
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fragmentTransaction.commit();
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}
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}
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private void importFromQrCode() {
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new IntentIntegrator(this).initiateScan();
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}
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private void importFromNfc() {
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// show nfc help
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Intent intent = new Intent(this, HelpActivity.class);
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intent.putExtra(HelpActivity.EXTRA_SELECTED_TAB, 1);
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startActivityForResult(intent, 0);
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}
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/**
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* Show to dialog from where to import keys
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*/
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public void showImportFromFileDialog() {
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// Message is received after file is selected
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Handler returnHandler = new Handler() {
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@Override
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public void handleMessage(Message message) {
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if (message.what == FileDialogFragment.MESSAGE_OKAY) {
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Bundle data = message.getData();
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mImportFilename = data.getString(FileDialogFragment.MESSAGE_DATA_FILENAME);
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mDeleteAfterImport = data.getBoolean(FileDialogFragment.MESSAGE_DATA_CHECKED);
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Log.d(Constants.TAG, "mImportFilename: " + mImportFilename);
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Log.d(Constants.TAG, "mDeleteAfterImport: " + mDeleteAfterImport);
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loadKeyListFragment();
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}
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}
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};
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// Create a new Messenger for the communication back
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final Messenger messenger = new Messenger(returnHandler);
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DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
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public void run() {
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mFileDialog = FileDialogFragment.newInstance(messenger,
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getString(R.string.title_importKeys),
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getString(R.string.specifyFileToImportFrom), Constants.path.APP_DIR + "/",
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null, Id.request.filename);
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mFileDialog.show(getSupportFragmentManager(), "fileDialog");
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}
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});
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}
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// private void importAndSignOld(final long keyId, final String expectedFingerprint) {
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// if (expectedFingerprint != null && expectedFingerprint.length() > 0) {
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//
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// Thread t = new Thread() {
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// @Override
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// public void run() {
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// try {
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// // TODO: display some sort of spinner here while the user waits
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//
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// // TODO: there should be only 1
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// HkpKeyServer server = new HkpKeyServer(mPreferences.getKeyServers()[0]);
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// String encodedKey = server.get(keyId);
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//
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// PGPKeyRing keyring = PGPHelper.decodeKeyRing(new ByteArrayInputStream(
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// encodedKey.getBytes()));
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// if (keyring != null && keyring instanceof PGPPublicKeyRing) {
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// PGPPublicKeyRing publicKeyRing = (PGPPublicKeyRing) keyring;
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//
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// // make sure the fingerprints match before we cache this thing
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// String actualFingerprint = PGPHelper.convertFingerprintToHex(publicKeyRing
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// .getPublicKey().getFingerprint());
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// if (expectedFingerprint.equals(actualFingerprint)) {
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// // store the signed key in our local cache
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// int retval = PGPMain.storeKeyRingInCache(publicKeyRing);
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// if (retval != Id.return_value.ok
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// && retval != Id.return_value.updated) {
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// status.putString(EXTRA_ERROR,
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// "Failed to store signed key in local cache");
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// } else {
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// Intent intent = new Intent(ImportFromQRCodeActivity.this,
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// SignKeyActivity.class);
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// intent.putExtra(EXTRA_KEY_ID, keyId);
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// startActivityForResult(intent, Id.request.sign_key);
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// }
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// } else {
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// status.putString(
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// EXTRA_ERROR,
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// "Scanned fingerprint does NOT match the fingerprint of the received key. You shouldnt trust this key.");
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// }
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// }
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// } catch (QueryException e) {
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// Log.e(TAG, "Failed to query KeyServer", e);
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// status.putString(EXTRA_ERROR, "Failed to query KeyServer");
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// status.putInt(Constants.extras.STATUS, Id.message.done);
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// } catch (IOException e) {
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// Log.e(TAG, "Failed to query KeyServer", e);
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// status.putString(EXTRA_ERROR, "Failed to query KeyServer");
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// status.putInt(Constants.extras.STATUS, Id.message.done);
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// }
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// }
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// };
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//
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// t.setName("KeyExchange Download Thread");
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// t.setDaemon(true);
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// t.start();
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// }
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// }
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public void scanAgainOnClick(View view) {
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new IntentIntegrator(this).initiateScan();
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}
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public void finishOnClick(View view) {
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finish();
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}
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public void importOnClick(View view) {
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Log.d(Constants.TAG, "Import key button clicked!");
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importKeys();
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}
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/**
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* Import keys with mImportData
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*/
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public void importKeys() {
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if (mImportData != null || mImportFilename != null) {
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Log.d(Constants.TAG, "importKeys started");
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// Send all information needed to service to import key in other thread
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Intent intent = new Intent(this, KeychainIntentService.class);
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intent.putExtra(KeychainIntentService.EXTRA_ACTION, KeychainIntentService.ACTION_IMPORT_KEYRING);
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// fill values for this action
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Bundle data = new Bundle();
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// TODO: check for key type?
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// data.putInt(ApgIntentService.IMPORT_KEY_TYPE, Id.type.secret_key);
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if (mImportData != null) {
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data.putInt(KeychainIntentService.TARGET, KeychainIntentService.TARGET_BYTES);
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data.putByteArray(KeychainIntentService.IMPORT_BYTES, mImportData);
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} else {
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data.putInt(KeychainIntentService.TARGET, KeychainIntentService.TARGET_FILE);
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data.putString(KeychainIntentService.IMPORT_FILENAME, mImportFilename);
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}
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intent.putExtra(KeychainIntentService.EXTRA_DATA, data);
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// Message is received after importing is done in ApgService
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KeychainIntentServiceHandler saveHandler = new KeychainIntentServiceHandler(this,
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R.string.progress_importing, ProgressDialog.STYLE_HORIZONTAL) {
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public void handleMessage(Message message) {
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// handle messages by standard ApgHandler first
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super.handleMessage(message);
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if (message.arg1 == KeychainIntentServiceHandler.MESSAGE_OKAY) {
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// get returned data bundle
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Bundle returnData = message.getData();
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int added = returnData.getInt(KeychainIntentService.RESULT_IMPORT_ADDED);
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int updated = returnData.getInt(KeychainIntentService.RESULT_IMPORT_UPDATED);
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int bad = returnData.getInt(KeychainIntentService.RESULT_IMPORT_BAD);
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String toastMessage;
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if (added > 0 && updated > 0) {
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toastMessage = getString(R.string.keysAddedAndUpdated, added, updated);
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} else if (added > 0) {
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toastMessage = getString(R.string.keysAdded, added);
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} else if (updated > 0) {
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toastMessage = getString(R.string.keysUpdated, updated);
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} else {
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toastMessage = getString(R.string.noKeysAddedOrUpdated);
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}
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Toast.makeText(ImportKeysActivity.this, toastMessage, Toast.LENGTH_SHORT)
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.show();
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if (bad > 0) {
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AlertDialog.Builder alert = new AlertDialog.Builder(
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ImportKeysActivity.this);
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alert.setIcon(android.R.drawable.ic_dialog_alert);
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alert.setTitle(R.string.warning);
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alert.setMessage(ImportKeysActivity.this.getString(
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R.string.badKeysEncountered, bad));
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alert.setPositiveButton(android.R.string.ok,
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int id) {
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dialog.cancel();
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}
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});
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alert.setCancelable(true);
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alert.create().show();
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} else if (mDeleteAfterImport) {
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// everything went well, so now delete, if that was turned on
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DeleteFileDialogFragment deleteFileDialog = DeleteFileDialogFragment
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.newInstance(mImportFilename);
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deleteFileDialog.show(getSupportFragmentManager(), "deleteDialog");
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}
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}
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};
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};
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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(KeychainIntentService.EXTRA_MESSENGER, messenger);
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// show progress dialog
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saveHandler.showProgressDialog(this);
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// start service with intent
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startService(intent);
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} else {
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Toast.makeText(this, R.string.error_nothingImport, Toast.LENGTH_LONG).show();
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}
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}
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public void signAndUploadOnClick(View view) {
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// first, import!
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importOnClick(view);
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// TODO: implement sign and upload!
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Toast.makeText(ImportKeysActivity.this, "Not implemented right now!", Toast.LENGTH_SHORT)
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.show();
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}
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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switch (requestCode) {
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case Id.request.filename: {
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if (resultCode == RESULT_OK && data != null) {
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try {
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String path = data.getData().getPath();
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Log.d(Constants.TAG, "path=" + path);
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// set filename used in export/import dialogs
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mFileDialog.setFilename(path);
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} catch (NullPointerException e) {
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Log.e(Constants.TAG, "Nullpointer while retrieving path!", e);
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}
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}
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return;
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}
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case IntentIntegrator.REQUEST_CODE: {
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IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode,
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data);
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if (scanResult != null && scanResult.getFormatName() != null) {
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// mScannedContent = scanResult.getContents();
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mImportData = scanResult.getContents().getBytes();
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mImportFilename = null;
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// mContentView.setText(mScannedContent);
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// String[] bits = scanResult.getContents().split(",");
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// if (bits.length != 2) {
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// return; // dont know how to handle this. Not a valid code
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// }
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//
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// long keyId = Long.parseLong(bits[0]);
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// String expectedFingerprint = bits[1];
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// importAndSign(keyId, expectedFingerprint);
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}
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break;
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}
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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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@Override
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protected void onResume() {
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super.onResume();
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loadKeyListFragment();
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}
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}
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