149 lines
5.4 KiB
Java
149 lines
5.4 KiB
Java
/*
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* Copyright (C) 2017 Schürmann & Breitmoser GbR
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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.remote.ui;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import androidx.lifecycle.LiveData;
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import androidx.lifecycle.ViewModelProviders;
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import android.os.Bundle;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.model.SubKey.UnifiedKeyInfo;
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import org.sufficientlysecure.keychain.daos.KeyRepository;
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import org.sufficientlysecure.keychain.ui.adapter.KeyChoiceAdapter;
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import org.sufficientlysecure.keychain.ui.base.RecyclerFragment;
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import org.sufficientlysecure.keychain.ui.keyview.GenericViewModel;
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public class SelectPublicKeyFragment extends RecyclerFragment<KeyChoiceAdapter> {
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public static final String ARG_PRESELECTED_KEY_IDS = "preselected_key_ids";
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private Set<Long> selectedMasterKeyIds;
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private KeyChoiceAdapter keyChoiceAdapter;
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private KeyRepository keyRepository;
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public static SelectPublicKeyFragment newInstance(long[] preselectedKeyIds) {
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SelectPublicKeyFragment frag = new SelectPublicKeyFragment();
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Bundle args = new Bundle();
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args.putLongArray(ARG_PRESELECTED_KEY_IDS, preselectedKeyIds);
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frag.setArguments(args);
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return frag;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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keyRepository = KeyRepository.create(requireContext());
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selectedMasterKeyIds = new HashSet<>();
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for (long preselectedKey : getArguments().getLongArray(ARG_PRESELECTED_KEY_IDS)) {
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selectedMasterKeyIds.add(preselectedKey);
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}
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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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setEmptyText(getString(R.string.list_empty));
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setLayoutManager(new LinearLayoutManager(getContext()));
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hideList(false);
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GenericViewModel viewModel = ViewModelProviders.of(this).get(GenericViewModel.class);
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LiveData<List<UnifiedKeyInfo>> liveData = viewModel.getGenericLiveData(requireContext(), this::loadSortedUnifiedKeyInfo);
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liveData.observe(this, this::onLoadUnifiedKeyData);
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}
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@NonNull
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private List<UnifiedKeyInfo> loadSortedUnifiedKeyInfo() {
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List<UnifiedKeyInfo> keyInfos = keyRepository.getAllUnifiedKeyInfo();
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Collections.sort(keyInfos, sortKeysByPreselectionComparator());
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return keyInfos;
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}
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@NonNull
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private Comparator<UnifiedKeyInfo> sortKeysByPreselectionComparator() {
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return (first, second) -> {
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if (first == second) {
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return 0;
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}
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boolean firstIsPreselected = selectedMasterKeyIds.contains(first.master_key_id());
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boolean secondIsPreselected = selectedMasterKeyIds.contains(second.master_key_id());
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if (firstIsPreselected != secondIsPreselected) {
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return firstIsPreselected ? -1 : 1;
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}
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String firstUid = first.user_id();
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String secondUid = second.user_id();
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if (firstUid != null && secondUid != null) {
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return firstUid.compareTo(secondUid);
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} else {
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return firstUid == null ? -1 : -1;
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}
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};
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}
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public long[] getSelectedMasterKeyIds() {
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if (keyChoiceAdapter == null) {
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return null;
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}
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// *sigh
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Set<Long> selectionIds = keyChoiceAdapter.getSelectionIds();
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long[] result = new long[selectionIds.size()];
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int i = 0;
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for (Long selectionId : selectionIds) {
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result[i++] = selectionId;
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}
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return result;
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}
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public void onLoadUnifiedKeyData(List<UnifiedKeyInfo> data) {
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if (keyChoiceAdapter == null) {
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keyChoiceAdapter = KeyChoiceAdapter.createMultiChoiceAdapter(requireContext(), data, (keyInfo -> {
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if (keyInfo.is_revoked()) {
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return R.string.keychoice_revoked;
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} else if (keyInfo.is_expired()) {
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return R.string.keychoice_expired;
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} else if (!keyInfo.is_secure()) {
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return R.string.keychoice_insecure;
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} else if (!keyInfo.has_encrypt_key()) {
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return R.string.keychoice_cannot_encrypt;
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} else {
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return null;
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}
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}));
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setAdapter(keyChoiceAdapter);
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keyChoiceAdapter.setSelectionByIds(selectedMasterKeyIds);
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} else {
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keyChoiceAdapter.setUnifiedKeyInfoItems(data);
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}
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boolean animateShowList = !isResumed();
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showList(animateShowList);
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}
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}
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