244 lines
8.4 KiB
Dart
244 lines
8.4 KiB
Dart
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:flutter_sodium/flutter_sodium.dart';
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import 'package:flutter_windowmanager/flutter_windowmanager.dart';
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import 'package:logging/logging.dart';
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import 'package:photos/core/configuration.dart';
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import 'package:photos/services/user_service.dart';
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import 'package:photos/ui/app_lock.dart';
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import 'package:photos/ui/password_entry_page.dart';
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import 'package:photos/ui/recovery_key_dialog.dart';
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import 'package:photos/ui/settings/settings_section_title.dart';
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import 'package:photos/ui/settings/settings_text_item.dart';
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import 'package:photos/utils/auth_util.dart';
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import 'package:photos/utils/crypto_util.dart';
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import 'package:photos/utils/dialog_util.dart';
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import 'package:photos/utils/toast_util.dart';
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class SecuritySectionWidget extends StatefulWidget {
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SecuritySectionWidget({Key key}) : super(key: key);
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@override
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_SecuritySectionWidgetState createState() => _SecuritySectionWidgetState();
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}
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class _SecuritySectionWidgetState extends State<SecuritySectionWidget> {
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final _config = Configuration.instance;
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@override
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void initState() {
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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final List<Widget> children = [];
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children.addAll([
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SettingsSectionTitle("security"),
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]);
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if (_config.hasConfiguredAccount()) {
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children.addAll(
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[
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GestureDetector(
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behavior: HitTestBehavior.translucent,
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onTap: () async {
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final result = await requestAuthentication();
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if (!result) {
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showToast("please authenticate to view your recovery key");
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return;
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}
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var recoveryKey;
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try {
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recoveryKey = await _getOrCreateRecoveryKey();
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} catch (e) {
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showGenericErrorDialog(context);
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return;
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}
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showDialog(
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context: context,
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builder: (BuildContext context) {
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return RecoveryKeyDialog(recoveryKey, "ok", () {});
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},
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barrierColor: Colors.black.withOpacity(0.85),
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);
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},
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child: SettingsTextItem(
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text: "recovery key", icon: Icons.navigate_next),
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),
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Platform.isIOS
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? Padding(padding: EdgeInsets.all(2))
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: Padding(padding: EdgeInsets.all(4)),
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Divider(height: 4),
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GestureDetector(
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behavior: HitTestBehavior.translucent,
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onTap: () async {
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final result = await requestAuthentication();
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if (!result) {
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showToast("please authenticate to change your password");
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return;
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}
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Navigator.of(context).push(
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MaterialPageRoute(
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builder: (BuildContext context) {
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return PasswordEntryPage(
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mode: PasswordEntryMode.update,
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);
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},
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),
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);
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},
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child: SettingsTextItem(
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text: "change password", icon: Icons.navigate_next),
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),
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],
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);
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}
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children.addAll([
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Padding(padding: EdgeInsets.all(2)),
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Divider(height: 4),
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Platform.isIOS
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? Padding(padding: EdgeInsets.all(2))
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: Padding(padding: EdgeInsets.all(4)),
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Container(
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height: 36,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text("lockscreen"),
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Switch(
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value: _config.shouldShowLockScreen(),
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onChanged: (value) async {
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AppLock.of(context).disable();
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final result = await requestAuthentication();
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if (result) {
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AppLock.of(context).setEnabled(value);
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_config.setShouldShowLockScreen(value);
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setState(() {});
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} else {
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AppLock.of(context)
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.setEnabled(_config.shouldShowLockScreen());
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}
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},
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),
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],
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),
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),
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]);
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if (Platform.isAndroid) {
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children.addAll([
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Padding(padding: EdgeInsets.all(4)),
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Divider(height: 4),
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Padding(padding: EdgeInsets.all(4)),
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Container(
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height: 36,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text("hide from recents"),
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Switch(
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value: _config.shouldHideFromRecents(),
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onChanged: (value) async {
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if (value) {
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AlertDialog alert = AlertDialog(
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title: Text("hide from recents?"),
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content: SingleChildScrollView(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.start,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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"hiding from the task switcher will prevent you from taking screenshots in this app.",
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style: TextStyle(
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height: 1.5,
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),
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),
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Padding(padding: EdgeInsets.all(8)),
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Text(
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"are you sure?",
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style: TextStyle(
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height: 1.5,
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),
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),
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],
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),
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),
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actions: [
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TextButton(
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child:
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Text("no", style: TextStyle(color: Colors.white)),
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onPressed: () {
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Navigator.of(context, rootNavigator: true)
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.pop('dialog');
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},
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),
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TextButton(
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child: Text("yes",
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style: TextStyle(
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color: Colors.white.withOpacity(0.8))),
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onPressed: () async {
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Navigator.of(context, rootNavigator: true)
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.pop('dialog');
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await _config.setShouldHideFromRecents(true);
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await FlutterWindowManager.addFlags(
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FlutterWindowManager.FLAG_SECURE);
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setState(() {});
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},
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),
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],
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);
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showDialog(
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context: context,
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builder: (BuildContext context) {
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return alert;
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},
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);
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} else {
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await _config.setShouldHideFromRecents(false);
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await FlutterWindowManager.clearFlags(
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FlutterWindowManager.FLAG_SECURE);
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setState(() {});
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}
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},
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),
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],
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),
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),
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]);
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}
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return Container(
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child: Column(
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children: children,
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),
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);
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}
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Future<String> _getOrCreateRecoveryKey() async {
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final key = _config.getKey();
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final encryptedRecoveryKey =
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_config.getKeyAttributes().recoveryKeyEncryptedWithMasterKey;
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if (encryptedRecoveryKey == null || encryptedRecoveryKey.isEmpty) {
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final dialog = createProgressDialog(context, "please wait...");
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await dialog.show();
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try {
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final keyAttributes = await _config.createNewRecoveryKey();
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await UserService.instance.setRecoveryKey(keyAttributes);
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await dialog.hide();
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} catch (e, s) {
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await dialog.hide();
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Logger("SecuritySection").severe(e, s);
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throw e;
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}
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}
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final keyAttributes = _config.getKeyAttributes();
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final recoveryKey = CryptoUtil.decryptSync(
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Sodium.base642bin(keyAttributes.recoveryKeyEncryptedWithMasterKey),
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key,
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Sodium.base642bin(keyAttributes.recoveryKeyDecryptionNonce));
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return Sodium.bin2hex(recoveryKey);
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}
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}
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