354 lines
13 KiB
Java
354 lines
13 KiB
Java
/*
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* Copyright (C) 2012-2014 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 android.app.Activity;
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import android.net.Uri;
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import android.os.Bundle;
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import android.support.v4.app.ListFragment;
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import android.support.v4.app.LoaderManager;
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import android.support.v4.content.Loader;
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import android.view.View;
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import android.widget.ListView;
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import com.devspark.appmsg.AppMsg;
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import org.sufficientlysecure.keychain.Constants;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.helper.Preferences;
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import org.sufficientlysecure.keychain.ui.adapter.AsyncTaskResultWrapper;
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import org.sufficientlysecure.keychain.ui.adapter.ImportKeysAdapter;
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import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListEntry;
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import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListKeybaseLoader;
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import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListLoader;
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import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListServerLoader;
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import org.sufficientlysecure.keychain.util.InputData;
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import org.sufficientlysecure.keychain.util.KeyServer;
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import org.sufficientlysecure.keychain.util.Log;
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import java.io.ByteArrayInputStream;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.List;
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public class ImportKeysListFragment extends ListFragment implements
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LoaderManager.LoaderCallbacks<AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>> {
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private static final String ARG_DATA_URI = "uri";
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private static final String ARG_BYTES = "bytes";
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private static final String ARG_SERVER_QUERY = "query";
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private Activity mActivity;
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private ImportKeysAdapter mAdapter;
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private byte[] mKeyBytes;
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private Uri mDataUri;
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private String mServerQuery;
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private String mKeyServer;
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private String mKeybaseQuery;
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private static final int LOADER_ID_BYTES = 0;
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private static final int LOADER_ID_SERVER_QUERY = 1;
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private static final int LOADER_ID_KEYBASE = 2;
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public byte[] getKeyBytes() {
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return mKeyBytes;
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}
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public Uri getDataUri() {
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return mDataUri;
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}
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public String getServerQuery() {
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return mServerQuery;
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}
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public String getKeybaseQuery() {
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return mKeybaseQuery;
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}
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public String getKeyServer() {
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return mKeyServer;
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}
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public List<ImportKeysListEntry> getData() {
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return mAdapter.getData();
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}
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public ArrayList<ImportKeysListEntry> getSelectedData() {
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return mAdapter.getSelectedData();
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}
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/**
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* Creates new instance of this fragment
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*/
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public static ImportKeysListFragment newInstance(byte[] bytes, Uri dataUri, String serverQuery) {
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ImportKeysListFragment frag = new ImportKeysListFragment();
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Bundle args = new Bundle();
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args.putByteArray(ARG_BYTES, bytes);
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args.putParcelable(ARG_DATA_URI, dataUri);
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args.putString(ARG_SERVER_QUERY, serverQuery);
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frag.setArguments(args);
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return frag;
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}
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/**
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* Define Adapter and Loader on create of Activity
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*/
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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mActivity = getActivity();
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// Give some text to display if there is no data. In a real
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// application this would come from a resource.
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setEmptyText(mActivity.getString(R.string.error_nothing_import));
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// Create an empty adapter we will use to display the loaded data.
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mAdapter = new ImportKeysAdapter(mActivity);
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setListAdapter(mAdapter);
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mDataUri = getArguments().getParcelable(ARG_DATA_URI);
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mKeyBytes = getArguments().getByteArray(ARG_BYTES);
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mServerQuery = getArguments().getString(ARG_SERVER_QUERY);
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// TODO: this is used when scanning QR Code. Currently it simply uses keyserver nr 0
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mKeyServer = Preferences.getPreferences(getActivity())
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.getKeyServers()[0];
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if (mDataUri != null || mKeyBytes != null) {
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// Start out with a progress indicator.
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setListShown(false);
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// Prepare the loader. Either re-connect with an existing one,
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// or start a new one.
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// give arguments to onCreateLoader()
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getLoaderManager().initLoader(LOADER_ID_BYTES, null, this);
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}
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if (mServerQuery != null && mKeyServer != null) {
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// Start out with a progress indicator.
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setListShown(false);
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// Prepare the loader. Either re-connect with an existing one,
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// or start a new one.
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// give arguments to onCreateLoader()
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getLoaderManager().initLoader(LOADER_ID_SERVER_QUERY, null, this);
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}
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if (mKeybaseQuery != null) {
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// Start out with a progress indicator.
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setListShown(false);
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// Prepare the loader. Either re-connect with an existing one,
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// or start a new one.
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// give arguments to onCreateLoader()
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getLoaderManager().initLoader(LOADER_ID_KEYBASE, null, this);
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}
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}
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@Override
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public void onListItemClick(ListView l, View v, int position, long id) {
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super.onListItemClick(l, v, position, id);
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// Select checkbox!
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// Update underlying data and notify adapter of change. The adapter will
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// update the view automatically.
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ImportKeysListEntry entry = mAdapter.getItem(position);
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entry.setSelected(!entry.isSelected());
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mAdapter.notifyDataSetChanged();
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}
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public void loadNew(byte[] keyBytes, Uri dataUri, String serverQuery, String keyServer, String keybaseQuery) {
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mKeyBytes = keyBytes;
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mDataUri = dataUri;
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mServerQuery = serverQuery;
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mKeyServer = keyServer;
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mKeybaseQuery = keybaseQuery;
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if (mKeyBytes != null || mDataUri != null) {
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// Start out with a progress indicator.
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setListShown(false);
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getLoaderManager().restartLoader(LOADER_ID_BYTES, null, this);
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}
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if (mServerQuery != null && mKeyServer != null) {
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// Start out with a progress indicator.
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setListShown(false);
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getLoaderManager().restartLoader(LOADER_ID_SERVER_QUERY, null, this);
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}
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if (mKeybaseQuery != null) {
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// Start out with a progress indicator.
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setListShown(false);
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getLoaderManager().restartLoader(LOADER_ID_KEYBASE, null, this);
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}
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}
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@Override
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public Loader<AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>>
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onCreateLoader(int id, Bundle args) {
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switch (id) {
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case LOADER_ID_BYTES: {
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InputData inputData = getInputData(mKeyBytes, mDataUri);
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return new ImportKeysListLoader(mActivity, inputData);
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}
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case LOADER_ID_SERVER_QUERY: {
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return new ImportKeysListServerLoader(getActivity(), mServerQuery, mKeyServer);
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}
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case LOADER_ID_KEYBASE: {
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return new ImportKeysListKeybaseLoader(getActivity(), mKeybaseQuery);
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}
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default:
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return null;
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}
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}
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@Override
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public void onLoadFinished(Loader<AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>> loader,
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AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>> data) {
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// Swap the new cursor in. (The framework will take care of closing the
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// old cursor once we return.)
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Log.d(Constants.TAG, "data: " + data.getResult());
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// swap in the real data!
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mAdapter.setData(data.getResult());
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mAdapter.notifyDataSetChanged();
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setListAdapter(mAdapter);
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// The list should now be shown.
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if (isResumed()) {
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setListShown(true);
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} else {
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setListShownNoAnimation(true);
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}
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Exception error = data.getError();
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switch (loader.getId()) {
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case LOADER_ID_BYTES:
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if (error == null) {
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// No error
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} else if (error instanceof ImportKeysListLoader.FileHasNoContent) {
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AppMsg.makeText(getActivity(), R.string.error_import_file_no_content,
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AppMsg.STYLE_ALERT).show();
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} else if (error instanceof ImportKeysListLoader.NonPgpPart) {
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AppMsg.makeText(getActivity(),
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((ImportKeysListLoader.NonPgpPart) error).getCount() + " " + getResources().
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getQuantityString(R.plurals.error_import_non_pgp_part,
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((ImportKeysListLoader.NonPgpPart) error).getCount()),
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new AppMsg.Style(AppMsg.LENGTH_LONG, R.color.confirm)).show();
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} else {
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AppMsg.makeText(getActivity(), R.string.error_generic_report_bug,
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new AppMsg.Style(AppMsg.LENGTH_LONG, R.color.alert)).show();
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}
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break;
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case LOADER_ID_SERVER_QUERY:
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if (error == null) {
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AppMsg.makeText(
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getActivity(), getResources().getQuantityString(R.plurals.keys_found,
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mAdapter.getCount(), mAdapter.getCount()),
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AppMsg.STYLE_INFO
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).show();
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} else if (error instanceof KeyServer.InsufficientQuery) {
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AppMsg.makeText(getActivity(), R.string.error_keyserver_insufficient_query,
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AppMsg.STYLE_ALERT).show();
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} else if (error instanceof KeyServer.QueryException) {
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AppMsg.makeText(getActivity(), R.string.error_keyserver_query,
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AppMsg.STYLE_ALERT).show();
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} else if (error instanceof KeyServer.TooManyResponses) {
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AppMsg.makeText(getActivity(), R.string.error_keyserver_too_many_responses,
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AppMsg.STYLE_ALERT).show();
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}
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break;
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case LOADER_ID_KEYBASE:
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if (error == null) {
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AppMsg.makeText(
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getActivity(), getResources().getQuantityString(R.plurals.keys_found,
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mAdapter.getCount(), mAdapter.getCount()),
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AppMsg.STYLE_INFO
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).show();
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} else if (error instanceof KeyServer.QueryException) {
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AppMsg.makeText(getActivity(), R.string.error_keyserver_query,
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AppMsg.STYLE_ALERT).show();
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}
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default:
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break;
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}
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}
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@Override
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public void onLoaderReset(Loader<AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>> loader) {
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switch (loader.getId()) {
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case LOADER_ID_BYTES:
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// Clear the data in the adapter.
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mAdapter.clear();
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break;
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case LOADER_ID_SERVER_QUERY:
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// Clear the data in the adapter.
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mAdapter.clear();
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break;
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case LOADER_ID_KEYBASE:
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// Clear the data in the adapter.
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mAdapter.clear();
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break;
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default:
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break;
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}
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}
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private InputData getInputData(byte[] importBytes, Uri dataUri) {
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InputData inputData = null;
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if (importBytes != null) {
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inputData = new InputData(new ByteArrayInputStream(importBytes), importBytes.length);
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} else if (dataUri != null) {
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try {
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InputStream inputStream = getActivity().getContentResolver().openInputStream(dataUri);
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int length = inputStream.available();
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inputData = new InputData(inputStream, length);
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} catch (FileNotFoundException e) {
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Log.e(Constants.TAG, "FileNotFoundException!", e);
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} catch (IOException e) {
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Log.e(Constants.TAG, "IOException!", e);
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}
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}
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return inputData;
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}
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}
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