/*
* Copyright (C) 2016 Tobias Erthal
* Copyright (C) 2013-2016 Dominik Schürmann <dominik@dominikschuermann.de>
* Copyright (C) 2014-2015 Vincent Breitmoser <v.breitmoser@mugenguild.com>
*
* 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 android.animation.ObjectAnimator;
import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.support.v4.view.MenuItemCompat;
import android.support.v7.widget.SearchView;
import android.text.TextUtils;
import android.view.ActionMode;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ViewAnimator;
import com.futuremind.recyclerviewfastscroll.FastScroller;
import com.getbase.floatingactionbutton.FloatingActionButton;
import com.getbase.floatingactionbutton.FloatingActionsMenu;
import com.tonicartos.superslim.LayoutManager;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.keyimport.ParcelableHkpKeyserver;
import org.sufficientlysecure.keychain.keyimport.ParcelableKeyRing;
import org.sufficientlysecure.keychain.operations.results.BenchmarkResult;
import org.sufficientlysecure.keychain.operations.results.ConsolidateResult;
import org.sufficientlysecure.keychain.operations.results.ImportKeyResult;
import org.sufficientlysecure.keychain.operations.results.OperationResult;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
import org.sufficientlysecure.keychain.provider.KeychainDatabase;
import org.sufficientlysecure.keychain.provider.KeyRepository;
import org.sufficientlysecure.keychain.service.BenchmarkInputParcel;
import org.sufficientlysecure.keychain.service.ConsolidateInputParcel;
import org.sufficientlysecure.keychain.service.ImportKeyringParcel;
import org.sufficientlysecure.keychain.ui.adapter.KeySectionedListAdapter;
import org.sufficientlysecure.keychain.ui.base.CryptoOperationHelper;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
import org.sufficientlysecure.keychain.ui.util.Notify;
import org.sufficientlysecure.keychain.ui.base.RecyclerFragment;
import org.sufficientlysecure.keychain.util.FabContainer;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.util.Preferences;
import java.io.IOException;
import java.util.ArrayList;
public class KeyListFragment extends RecyclerFragment<KeySectionedListAdapter>
implements SearchView.OnQueryTextListener,
LoaderManager.LoaderCallbacks<Cursor>, FabContainer {
static final int REQUEST_ACTION = 1;
private static final int REQUEST_DELETE = 2;
private static final int REQUEST_VIEW_KEY = 3;
// saves the mode object for multiselect, needed for reset at some point
private ActionMode mActionMode = null;
private Button vSearchButton;
private ViewAnimator vSearchContainer;
private String mQuery;
private FloatingActionsMenu mFab;
// for CryptoOperationHelper import
private ArrayList<ParcelableKeyRing> mKeyList;
private ParcelableHkpKeyserver mKeyserver;
private CryptoOperationHelper<ImportKeyringParcel, ImportKeyResult> mImportOpHelper;
// for ConsolidateOperation
private CryptoOperationHelper<ConsolidateInputParcel, ConsolidateResult> mConsolidateOpHelper;
// Callbacks related to listview and menu events
private final ActionMode.Callback mActionCallback
= new ActionMode.Callback() {
@Override
public boolean onCreateActionMode(ActionMode mode, Menu menu) {
getActivity().getMenuInflater().inflate(R.menu.key_list_multi, menu);
return true;
}
@Override
public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
return false;
}
@Override
public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_key_list_multi_encrypt: {
long[] keyIds = getAdapter().getSelectedMasterKeyIds();
Intent intent = new Intent(getActivity(), EncryptFilesActivity.class);
intent.setAction(EncryptFilesActivity.ACTION_ENCRYPT_DATA);
intent.putExtra(EncryptFilesActivity.EXTRA_ENCRYPTION_KEY_IDS, keyIds);
startActivityForResult(intent, REQUEST_ACTION);
mode.finish();
break;
}
case R.id.menu_key_list_multi_delete: {
long[] keyIds = getAdapter().getSelectedMasterKeyIds();
boolean hasSecret = getAdapter().isAnySecretKeySelected();
Intent intent = new Intent(getActivity(), DeleteKeyDialogActivity.class);
intent.putExtra(DeleteKeyDialogActivity.EXTRA_DELETE_MASTER_KEY_IDS, keyIds);
intent.putExtra(DeleteKeyDialogActivity.EXTRA_HAS_SECRET, hasSecret);
if (hasSecret) {
intent.putExtra(DeleteKeyDialogActivity.EXTRA_KEYSERVER,
Preferences.getPreferences(getActivity()).getPreferredKeyserver());
}
startActivityForResult(intent, REQUEST_DELETE);
break;
}
}
return false;
}
@Override
public void onDestroyActionMode(ActionMode mode) {
mActionMode = null;
if (getAdapter() != null) {
getAdapter().finishSelection();
}
}
};
private final KeySectionedListAdapter.KeyListListener mKeyListener
= new KeySectionedListAdapter.KeyListListener() {
@Override
public void onKeyDummyItemClicked() {
createKey();
}
@Override
public void onKeyItemClicked(long masterKeyId) {
Intent viewIntent = new Intent(getActivity(), ViewKeyActivity.class);
viewIntent.setData(KeyRings.buildGenericKeyRingUri(masterKeyId));
startActivityForResult(viewIntent, REQUEST_VIEW_KEY);
}
@Override
public void onSlingerButtonClicked(long masterKeyId) {
Intent safeSlingerIntent = new Intent(getActivity(), SafeSlingerActivity.class);
safeSlingerIntent.putExtra(SafeSlingerActivity.EXTRA_MASTER_KEY_ID, masterKeyId);
startActivityForResult(safeSlingerIntent, REQUEST_ACTION);
}
@Override
public void onSelectionStateChanged(int selectedCount) {
if (selectedCount < 1) {
if (mActionMode != null) {
mActionMode.finish();
}
} else {
if (mActionMode == null) {
mActionMode = getActivity().startActionMode(mActionCallback);
}
String keysSelected = getResources().getQuantityString(
R.plurals.key_list_selected_keys, selectedCount, selectedCount);
mActionMode.setTitle(keysSelected);
}
}
};
/**
* Load custom layout
*/
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.key_list_fragment, container, false);
mFab = (FloatingActionsMenu) view.findViewById(R.id.fab_main);
FloatingActionButton fabQrCode = (FloatingActionButton) view.findViewById(R.id.fab_add_qr_code);
FloatingActionButton fabCloud = (FloatingActionButton) view.findViewById(R.id.fab_add_cloud);
FloatingActionButton fabFile = (FloatingActionButton) view.findViewById(R.id.fab_add_file);
fabQrCode.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
mFab.collapse();
scanQrCode();
}
});
fabCloud.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
mFab.collapse();
searchCloud();
}
});
fabFile.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
mFab.collapse();
importFile();
}
});
return view;
}
/**
* Define Adapter and Loader on create of Activity
*/
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
// show app name instead of "keys" from nav drawer
final FragmentActivity activity = getActivity();
activity.setTitle(R.string.app_name);
// We have a menu item to show in action bar.
setHasOptionsMenu(true);
// Start out with a progress indicator.
hideList(false);
// click on search button (in empty view) starts query for search string
vSearchContainer = (ViewAnimator) activity.findViewById(R.id.search_container);
vSearchButton = (Button) activity.findViewById(R.id.search_button);
vSearchButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
startSearchForQuery();
}
});
KeySectionedListAdapter adapter = new KeySectionedListAdapter(getContext(), null);
adapter.setKeyListener(mKeyListener);
setAdapter(adapter);
setLayoutManager(new LayoutManager(getActivity()));
FastScroller fastScroller = (FastScroller) getActivity().findViewById(R.id.fastscroll);
fastScroller.setRecyclerView(getRecyclerView());
// Prepare the loader. Either re-connect with an existing one,
// or start a new one.
getLoaderManager().initLoader(0, null, this);
}
private void startSearchForQuery() {
Activity activity = getActivity();
if (activity == null) {
return;
}
Intent searchIntent = new Intent(activity, ImportKeysActivity.class);
searchIntent.putExtra(ImportKeysActivity.EXTRA_QUERY, mQuery);
searchIntent.setAction(ImportKeysActivity.ACTION_IMPORT_KEY_FROM_KEYSERVER);
startActivity(searchIntent);
}
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
// This is called when a new Loader needs to be created. This
// sample only has one Loader, so we don't care about the ID.
Uri uri;
if (!TextUtils.isEmpty(mQuery)) {
uri = KeyRings.buildUnifiedKeyRingsFindByUserIdUri(mQuery);
} else {
uri = KeyRings.buildUnifiedKeyRingsUri();
}
// Now create and return a CursorLoader that will take care of
// creating a Cursor for the data being displayed.
return new CursorLoader(getActivity(), uri,
KeySectionedListAdapter.KeyListCursor.PROJECTION, null, null,
KeySectionedListAdapter.KeyListCursor.ORDER);
}
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
// Swap the new cursor in. (The framework will take care of closing the
// old cursor once we return.)
getAdapter().setSearchQuery(mQuery);
getAdapter().swapCursor(KeySectionedListAdapter.KeyListCursor.wrap(data));
// end action mode, if any
if (mActionMode != null) {
mActionMode.finish();
}
// The list should now be shown.
showList(isResumed());
}
@Override
public void onLoaderReset(Loader<Cursor> loader) {
// This is called when the last Cursor provided to onLoadFinished()
// above is about to be closed. We need to make sure we are no
// longer using it.
getAdapter().swapCursor(null);
}
@Override
public void onCreateOptionsMenu(final Menu menu, final MenuInflater inflater) {
inflater.inflate(R.menu.key_list, menu);
if (Constants.DEBUG) {
menu.findItem(R.id.menu_key_list_debug_cons).setVisible(true);
menu.findItem(R.id.menu_key_list_debug_bench).setVisible(true);
menu.findItem(R.id.menu_key_list_debug_read).setVisible(true);
menu.findItem(R.id.menu_key_list_debug_write).setVisible(true);
menu.findItem(R.id.menu_key_list_debug_first_time).setVisible(true);
}
// Get the searchview
MenuItem searchItem = menu.findItem(R.id.menu_key_list_search);
SearchView searchView = (SearchView) MenuItemCompat.getActionView(searchItem);
// Execute this when searching
searchView.setOnQueryTextListener(this);
// Erase search result without focus
MenuItemCompat.setOnActionExpandListener(searchItem, new MenuItemCompat.OnActionExpandListener() {
@Override
public boolean onMenuItemActionExpand(MenuItem item) {
// disable swipe-to-refresh
// mSwipeRefreshLayout.setIsLocked(true);
return true;
}
@Override
public boolean onMenuItemActionCollapse(MenuItem item) {
mQuery = null;
getLoaderManager().restartLoader(0, null, KeyListFragment.this);
// enable swipe-to-refresh
// mSwipeRefreshLayout.setIsLocked(false);
return true;
}
});
super.onCreateOptionsMenu(menu, inflater);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_key_list_create: {
createKey();
return true;
}
case R.id.menu_key_list_update_all_keys: {
updateAllKeys();
return true;
}
case R.id.menu_key_list_debug_read: {
try {
KeychainDatabase.debugBackup(getActivity(), true);
Notify.create(getActivity(), "Restored debug_backup.db", Notify.Style.OK).show();
getActivity().getContentResolver().notifyChange(KeychainContract.KeyRings.CONTENT_URI, null);
} catch (IOException e) {
Log.e(Constants.TAG, "IO Error", e);
Notify.create(getActivity(), "IO Error " + e.getMessage(), Notify.Style.ERROR).show();
}
return true;
}
case R.id.menu_key_list_debug_write: {
try {
KeychainDatabase.debugBackup(getActivity(), false);
Notify.create(getActivity(), "Backup to debug_backup.db completed", Notify.Style.OK).show();
} catch (IOException e) {
Log.e(Constants.TAG, "IO Error", e);
Notify.create(getActivity(), "IO Error: " + e.getMessage(), Notify.Style.ERROR).show();
}
return true;
}
case R.id.menu_key_list_debug_first_time: {
Preferences prefs = Preferences.getPreferences(getActivity());
prefs.setFirstTime(true);
Intent intent = new Intent(getActivity(), CreateKeyActivity.class);
intent.putExtra(CreateKeyActivity.EXTRA_FIRST_TIME, true);
startActivity(intent);
getActivity().finish();
return true;
}
case R.id.menu_key_list_debug_cons: {
consolidate();
return true;
}
case R.id.menu_key_list_debug_bench: {
benchmark();
return true;
}
default: {
return super.onOptionsItemSelected(item);
}
}
}
@Override
public boolean onQueryTextSubmit(String s) {
return true;
}
@Override
public boolean onQueryTextChange(String s) {
Log.d(Constants.TAG, "onQueryTextChange s:" + s);
// Called when the action bar search text has changed. Update the
// search filter, and restart the loader to do a new query with this
// filter.
// If the nav drawer is opened, onQueryTextChange("") is executed.
// This hack prevents restarting the loader.
if (!s.equals(mQuery)) {
mQuery = s;
getLoaderManager().restartLoader(0, null, this);
}
if (s.length() > 2) {
vSearchButton.setText(getString(R.string.btn_search_for_query, mQuery));
vSearchContainer.setDisplayedChild(1);
vSearchContainer.setVisibility(View.VISIBLE);
} else {
vSearchContainer.setDisplayedChild(0);
vSearchContainer.setVisibility(View.GONE);
}
return true;
}
private void searchCloud() {
Intent importIntent = new Intent(getActivity(), ImportKeysActivity.class);
importIntent.putExtra(ImportKeysActivity.EXTRA_QUERY, (String) null); // hack to show only cloud tab
startActivity(importIntent);
}
private void scanQrCode() {
Intent scanQrCode = new Intent(getActivity(), ImportKeysProxyActivity.class);
scanQrCode.setAction(ImportKeysProxyActivity.ACTION_SCAN_IMPORT);
startActivityForResult(scanQrCode, REQUEST_ACTION);
}
private void importFile() {
Intent intentImportExisting = new Intent(getActivity(), ImportKeysActivity.class);
intentImportExisting.setAction(ImportKeysActivity.ACTION_IMPORT_KEY_FROM_FILE_AND_RETURN);
startActivityForResult(intentImportExisting, REQUEST_ACTION);
}
private void createKey() {
Intent intent = new Intent(getActivity(), CreateKeyActivity.class);
startActivityForResult(intent, REQUEST_ACTION);
}
private void updateAllKeys() {
Activity activity = getActivity();
if (activity == null) {
return;
}
KeyRepository keyRepository =
KeyRepository.createDatabaseInteractor(getContext());
Cursor cursor = keyRepository.getContentResolver().query(
KeyRings.buildUnifiedKeyRingsUri(), new String[]{
KeyRings.FINGERPRINT
}, null, null, null
);
if (cursor == null) {
Notify.create(activity, R.string.error_loading_keys, Notify.Style.ERROR);
return;
}
ArrayList<ParcelableKeyRing> keyList = new ArrayList<>();
try {
while (cursor.moveToNext()) {
byte[] blob = cursor.getBlob(0); //fingerprint column is 0
String fingerprint = KeyFormattingUtils.convertFingerprintToHex(blob);
ParcelableKeyRing keyEntry = new ParcelableKeyRing(fingerprint, null, null, null);
keyList.add(keyEntry);
}
mKeyList = keyList;
} finally {
cursor.close();
}
// search config
mKeyserver = Preferences.getPreferences(getActivity()).getPreferredKeyserver();
CryptoOperationHelper.Callback<ImportKeyringParcel, ImportKeyResult> callback
= new CryptoOperationHelper.Callback<ImportKeyringParcel, ImportKeyResult>() {
@Override
public ImportKeyringParcel createOperationInput() {
return new ImportKeyringParcel(mKeyList, mKeyserver);
}
@Override
public void onCryptoOperationSuccess(ImportKeyResult result) {
result.createNotify(getActivity()).show();
}
@Override
public void onCryptoOperationCancelled() {
}
@Override
public void onCryptoOperationError(ImportKeyResult result) {
result.createNotify(getActivity()).show();
}
@Override
public boolean onCryptoSetProgress(String msg, int progress, int max) {
return false;
}
};
mImportOpHelper = new CryptoOperationHelper<>(1, this, callback, R.string.progress_updating);
mImportOpHelper.setProgressCancellable(true);
mImportOpHelper.cryptoOperation();
}
private void consolidate() {
CryptoOperationHelper.Callback<ConsolidateInputParcel, ConsolidateResult> callback
= new CryptoOperationHelper.Callback<ConsolidateInputParcel, ConsolidateResult>() {
@Override
public ConsolidateInputParcel createOperationInput() {
return new ConsolidateInputParcel(false); // we want to perform a full consolidate
}
@Override
public void onCryptoOperationSuccess(ConsolidateResult result) {
result.createNotify(getActivity()).show();
}
@Override
public void onCryptoOperationCancelled() {
}
@Override
public void onCryptoOperationError(ConsolidateResult result) {
result.createNotify(getActivity()).show();
}
@Override
public boolean onCryptoSetProgress(String msg, int progress, int max) {
return false;
}
};
mConsolidateOpHelper = new CryptoOperationHelper<>(2, this, callback, R.string.progress_importing);
mConsolidateOpHelper.cryptoOperation();
}
private void benchmark() {
CryptoOperationHelper.Callback<BenchmarkInputParcel, BenchmarkResult> callback
= new CryptoOperationHelper.Callback<BenchmarkInputParcel, BenchmarkResult>() {
@Override
public BenchmarkInputParcel createOperationInput() {
return new BenchmarkInputParcel(); // we want to perform a full consolidate
}
@Override
public void onCryptoOperationSuccess(BenchmarkResult result) {
result.createNotify(getActivity()).show();
}
@Override
public void onCryptoOperationCancelled() {
}
@Override
public void onCryptoOperationError(BenchmarkResult result) {
result.createNotify(getActivity()).show();
}
@Override
public boolean onCryptoSetProgress(String msg, int progress, int max) {
return false;
}
};
CryptoOperationHelper opHelper = new CryptoOperationHelper<>(2, this, callback, R.string.progress_importing);
opHelper.cryptoOperation();
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (mImportOpHelper != null) {
mImportOpHelper.handleActivityResult(requestCode, resultCode, data);
}
if (mConsolidateOpHelper != null) {
mConsolidateOpHelper.handleActivityResult(requestCode, resultCode, data);
}
switch (requestCode) {
case REQUEST_DELETE: {
if (mActionMode != null) {
mActionMode.finish();
}
if (data != null && data.hasExtra(OperationResult.EXTRA_RESULT)) {
OperationResult result = data.getParcelableExtra(OperationResult.EXTRA_RESULT);
result.createNotify(getActivity()).show();
} else {
super.onActivityResult(requestCode, resultCode, data);
}
break;
}
case REQUEST_ACTION: {
// if a result has been returned, display a notify
if (data != null && data.hasExtra(OperationResult.EXTRA_RESULT)) {
OperationResult result = data.getParcelableExtra(OperationResult.EXTRA_RESULT);
result.createNotify(getActivity()).show();
} else {
super.onActivityResult(requestCode, resultCode, data);
}
break;
}
case REQUEST_VIEW_KEY: {
if (data != null && data.hasExtra(OperationResult.EXTRA_RESULT)) {
OperationResult result = data.getParcelableExtra(OperationResult.EXTRA_RESULT);
result.createNotify(getActivity()).show();
} else {
super.onActivityResult(requestCode, resultCode, data);
}
break;
}
}
}
@Override
public void fabMoveUp(int height) {
ObjectAnimator anim = ObjectAnimator.ofFloat(mFab, "translationY", 0, -height);
// we're a little behind, so skip 1/10 of the time
anim.setDuration(270);
anim.start();
}
@Override
public void fabRestorePosition() {
ObjectAnimator anim = ObjectAnimator.ofFloat(mFab, "translationY", 0);
// we're a little ahead, so wait a few ms
anim.setStartDelay(70);
anim.setDuration(300);
anim.start();
}
}