115 lines
4.7 KiB
Java
115 lines
4.7 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.nio.CharBuffer;
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import android.annotation.SuppressLint;
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import android.app.Activity;
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import android.app.Dialog;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import androidx.annotation.NonNull;
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import androidx.fragment.app.DialogFragment;
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import androidx.fragment.app.FragmentActivity;
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import android.view.ContextThemeWrapper;
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import android.view.LayoutInflater;
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import android.view.View;
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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.ui.dialog.CustomAlertDialogBuilder;
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import org.sufficientlysecure.keychain.ui.util.ThemeChanger;
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import org.sufficientlysecure.keychain.ui.widget.PrefixedEditText;
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import org.sufficientlysecure.keychain.util.Numeric9x4PassphraseUtil;
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import org.sufficientlysecure.keychain.util.Passphrase;
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public class RemoteDisplayTransferCodeActivity extends FragmentActivity {
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public static final String EXTRA_TRANSFER_CODE = "transfer_code";
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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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if (savedInstanceState == null) {
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DisplayTransferCodeDialogFragment frag = new DisplayTransferCodeDialogFragment();
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frag.setArguments(getIntent().getExtras());
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frag.show(getSupportFragmentManager(), "displayTransferCode");
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}
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}
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public static class DisplayTransferCodeDialogFragment extends DialogFragment {
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@NonNull
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@Override
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public Dialog onCreateDialog(Bundle savedInstanceState) {
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final Activity activity = getActivity();
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Passphrase transferCode = getArguments().getParcelable(EXTRA_TRANSFER_CODE);
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ContextThemeWrapper theme = ThemeChanger.getDialogThemeWrapper(activity);
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CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(theme);
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@SuppressLint("InflateParams")
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View view = LayoutInflater.from(theme).inflate(R.layout.api_display_transfer_code, null, false);
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alert.setView(view);
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alert.setPositiveButton(R.string.button_got_it, (dialog, which) -> dismiss());
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TextView[] transferCodeTextViews = new TextView[9];
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transferCodeTextViews[0] = view.findViewById(R.id.transfer_code_block_1);
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transferCodeTextViews[1] = view.findViewById(R.id.transfer_code_block_2);
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transferCodeTextViews[2] = view.findViewById(R.id.transfer_code_block_3);
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transferCodeTextViews[3] = view.findViewById(R.id.transfer_code_block_4);
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transferCodeTextViews[4] = view.findViewById(R.id.transfer_code_block_5);
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transferCodeTextViews[5] = view.findViewById(R.id.transfer_code_block_6);
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transferCodeTextViews[6] = view.findViewById(R.id.transfer_code_block_7);
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transferCodeTextViews[7] = view.findViewById(R.id.transfer_code_block_8);
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transferCodeTextViews[8] = view.findViewById(R.id.transfer_code_block_9);
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setTransferCode(transferCodeTextViews, transferCode);
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return alert.create();
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}
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private void setTransferCode(TextView[] view, Passphrase transferCode) {
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CharBuffer transferCodeChars = CharBuffer.wrap(transferCode.getCharArray()).asReadOnlyBuffer();
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if (!Numeric9x4PassphraseUtil.isNumeric9x4Passphrase(transferCodeChars)) {
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throw new IllegalStateException("Illegal passphrase format!");
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}
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PrefixedEditText prefixedEditText = (PrefixedEditText) view[0];
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prefixedEditText.setHint("34");
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prefixedEditText.setPrefix(transferCodeChars.subSequence(0, 2));
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prefixedEditText.setText(transferCodeChars.subSequence(2, 4));
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for (int i = 1; i < 9; i++) {
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view[i].setText(transferCodeChars.subSequence(i*5, i*5+4));
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}
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}
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@Override
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public void onDismiss(DialogInterface dialog) {
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super.onDismiss(dialog);
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getActivity().finish();
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}
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}
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}
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