301 lines
10 KiB
Java
301 lines
10 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.adapter;
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import android.content.Context;
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import android.database.Cursor;
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import android.support.v4.content.ContextCompat;
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import android.support.v7.widget.RecyclerView;
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import android.text.format.DateUtils;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.CheckBox;
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import android.widget.ImageView;
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import android.widget.TextView;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.provider.KeychainContract;
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import org.sufficientlysecure.keychain.ui.adapter.KeyCursorAdapter;
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import org.sufficientlysecure.keychain.ui.util.FormattingUtils;
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import org.sufficientlysecure.keychain.ui.util.Highlighter;
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import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
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import org.sufficientlysecure.keychain.ui.util.adapter.CursorAdapter;
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import java.util.ArrayList;
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import java.util.Arrays;
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public class SelectEncryptKeyAdapter extends KeyCursorAdapter<SelectEncryptKeyAdapter.PublicKeyCursor,
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SelectEncryptKeyAdapter.EncryptKeyItemHolder> {
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private ArrayList<Integer> mSelected;
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public SelectEncryptKeyAdapter(Context context, PublicKeyCursor cursor) {
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super(context, cursor);
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mSelected = new ArrayList<>();
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}
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private boolean isSelected(int position) {
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return mSelected.contains(position);
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}
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private void select(int position) {
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if (!isSelected(position)) {
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mSelected.add(position);
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notifyItemChanged(position);
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}
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}
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private void switchSelected(int position) {
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int index = mSelected.indexOf(position);
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if (index < 0) {
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mSelected.add(position);
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} else {
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mSelected.remove(index);
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}
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notifyItemChanged(position);
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}
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public long[] getMasterKeyIds() {
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long[] selected = new long[mSelected.size()];
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for (int i = 0; i < selected.length; i++) {
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int position = mSelected.get(i);
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if (!moveCursor(position)) {
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return selected;
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}
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selected[i] = getCursor().getKeyId();
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}
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return selected;
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}
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public void preselectMasterKeyIds(long[] keyIds) {
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if (keyIds != null) {
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int count = 0;
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for (int i = 0; i < getItemCount(); i++) {
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if (!moveCursor(i)) {
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continue;
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}
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long id = getCursor().getKeyId();
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for (long keyId : keyIds) {
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if (id == keyId) {
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select(i);
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count++;
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break;
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}
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}
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if (count >= keyIds.length) {
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return;
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}
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}
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}
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}
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@Override
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public void onContentChanged() {
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mSelected.clear();
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super.onContentChanged();
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}
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@Override
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public void onBindViewHolder(EncryptKeyItemHolder holder, PublicKeyCursor cursor, String query) {
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holder.bind(cursor, query, isSelected(holder.getAdapterPosition()));
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}
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@Override
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public EncryptKeyItemHolder onCreateViewHolder(ViewGroup parent, int viewType) {
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return new EncryptKeyItemHolder(LayoutInflater.from(parent.getContext())
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.inflate(R.layout.select_encrypt_key_item, parent, false));
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}
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class EncryptKeyItemHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
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private TextView mUserIdText;
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private TextView mUserIdRestText;
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private TextView mCreationText;
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private ImageView mStatusIcon;
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private CheckBox mChecked;
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public EncryptKeyItemHolder(View itemView) {
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super(itemView);
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itemView.setOnClickListener(this);
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mUserIdText = itemView.findViewById(R.id.select_key_item_name);
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mUserIdRestText = itemView.findViewById(R.id.select_key_item_email);
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mCreationText = itemView.findViewById(R.id.select_key_item_creation);
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mStatusIcon = itemView.findViewById(R.id.select_key_item_status_icon);
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mChecked = itemView.findViewById(R.id.selected);
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}
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public void bind(PublicKeyCursor cursor, String query, boolean selected) {
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Highlighter highlighter = new Highlighter(itemView.getContext(), query);
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Context context = itemView.getContext();
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{ // set name and stuff, common to both key types
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String name = cursor.getName();
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String email = cursor.getEmail();
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if (name != null) {
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mUserIdText.setText(highlighter.highlight(name));
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} else {
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mUserIdText.setText(R.string.user_id_no_name);
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}
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if (email != null) {
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mUserIdRestText.setText(highlighter.highlight(email));
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mUserIdRestText.setVisibility(View.VISIBLE);
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} else {
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mUserIdRestText.setVisibility(View.GONE);
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}
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}
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boolean enabled;
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{ // set edit button and status, specific by key type. Note: order is important!
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int textColor;
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if (cursor.isRevoked()) {
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KeyFormattingUtils.setStatusImage(
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context,
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mStatusIcon,
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null,
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KeyFormattingUtils.State.REVOKED,
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R.color.key_flag_gray
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);
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mStatusIcon.setVisibility(View.VISIBLE);
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enabled = false;
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textColor = ContextCompat.getColor(context, R.color.key_flag_gray);
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} else if (cursor.isExpired()) {
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KeyFormattingUtils.setStatusImage(
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context,
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mStatusIcon,
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null,
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KeyFormattingUtils.State.EXPIRED,
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R.color.key_flag_gray
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);
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mStatusIcon.setVisibility(View.VISIBLE);
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enabled = false;
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textColor = ContextCompat.getColor(context, R.color.key_flag_gray);
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} else if (!cursor.hasEncrypt()) {
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KeyFormattingUtils.setStatusImage(
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context,
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mStatusIcon,
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KeyFormattingUtils.State.UNAVAILABLE
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);
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mStatusIcon.setVisibility(View.VISIBLE);
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enabled = false;
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textColor = ContextCompat.getColor(context, R.color.key_flag_gray);
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} else if (cursor.isVerified()) {
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KeyFormattingUtils.setStatusImage(
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context,
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mStatusIcon,
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KeyFormattingUtils.State.VERIFIED
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);
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mStatusIcon.setVisibility(View.VISIBLE);
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enabled = true;
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textColor = FormattingUtils.getColorFromAttr(context, R.attr.colorText);
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} else {
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KeyFormattingUtils.setStatusImage(
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context,
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mStatusIcon,
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KeyFormattingUtils.State.UNVERIFIED
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);
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mStatusIcon.setVisibility(View.VISIBLE);
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enabled = true;
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textColor = FormattingUtils.getColorFromAttr(context, R.attr.colorText);
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}
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mUserIdText.setTextColor(textColor);
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mUserIdRestText.setTextColor(textColor);
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if (cursor.hasDuplicate()) {
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String dateTime = DateUtils.formatDateTime(context,
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cursor.getCreationTime(),
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DateUtils.FORMAT_SHOW_DATE
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| DateUtils.FORMAT_SHOW_TIME
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| DateUtils.FORMAT_SHOW_YEAR
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| DateUtils.FORMAT_ABBREV_MONTH);
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mCreationText.setText(context.getString(R.string.label_key_created,
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dateTime));
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mCreationText.setTextColor(textColor);
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mCreationText.setVisibility(View.VISIBLE);
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} else {
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mCreationText.setVisibility(View.GONE);
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}
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}
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itemView.setEnabled(enabled);
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itemView.setClickable(enabled);
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mChecked.setChecked(enabled && selected);
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}
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@Override
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public void onClick(View v) {
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switchSelected(getAdapterPosition());
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}
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}
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public static class PublicKeyCursor extends CursorAdapter.KeyCursor {
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public static final String[] PROJECTION;
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static {
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ArrayList<String> arr = new ArrayList<>();
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arr.addAll(Arrays.asList(KeyCursor.PROJECTION));
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arr.addAll(Arrays.asList(
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KeychainContract.KeyRings.HAS_ENCRYPT,
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KeychainContract.KeyRings.VERIFIED
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));
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PROJECTION = arr.toArray(new String[arr.size()]);
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}
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public static PublicKeyCursor wrap(Cursor cursor) {
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if (cursor != null) {
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return new PublicKeyCursor(cursor);
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} else {
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return null;
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}
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}
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private PublicKeyCursor(Cursor cursor) {
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super(cursor);
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}
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public boolean hasEncrypt() {
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int index = getColumnIndexOrThrow(KeychainContract.KeyRings.HAS_ENCRYPT);
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return getInt(index) != 0;
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}
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public boolean isVerified() {
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int index = getColumnIndexOrThrow(KeychainContract.KeyRings.VERIFIED);
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return getInt(index) != 0;
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}
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}
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}
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