350 lines
13 KiB
Dart
350 lines
13 KiB
Dart
import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:adaptive_dialog/adaptive_dialog.dart';
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import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:future_loading_dialog/future_loading_dialog.dart';
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import 'package:matrix/encryption.dart';
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import 'package:matrix/encryption/utils/bootstrap.dart';
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import 'package:matrix/matrix.dart';
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import 'package:fluffychat/config/themes.dart';
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import 'package:fluffychat/utils/platform_infos.dart';
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import 'package:fluffychat/widgets/adaptive_flat_button.dart';
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import 'key_verification_dialog.dart';
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class BootstrapDialog extends StatefulWidget {
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final bool wipe;
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final Client client;
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const BootstrapDialog({
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Key key,
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this.wipe = false,
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@required this.client,
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}) : super(key: key);
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Future<bool> show(BuildContext context) => PlatformInfos.isCupertinoStyle
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? showCupertinoDialog(
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context: context,
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builder: (context) => this,
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barrierDismissible: true,
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useRootNavigator: false,
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)
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: showDialog(
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context: context,
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builder: (context) => this,
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barrierDismissible: true,
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useRootNavigator: false,
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);
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@override
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_BootstrapDialogState createState() => _BootstrapDialogState();
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}
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class _BootstrapDialogState extends State<BootstrapDialog> {
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final TextEditingController _recoveryKeyTextEditingController =
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TextEditingController();
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Bootstrap bootstrap;
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String _recoveryKeyInputError;
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bool _recoveryKeyInputLoading = false;
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String titleText;
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bool _recoveryKeyStored = false;
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bool _wipe;
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void _createBootstrap(bool wipe) {
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setState(() {
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_wipe = wipe;
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titleText = null;
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_recoveryKeyStored = false;
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bootstrap = widget.client.encryption
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.bootstrap(onUpdate: () => setState(() => null));
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});
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}
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@override
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Widget build(BuildContext context) {
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_wipe ??= widget.wipe;
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final buttons = <AdaptiveFlatButton>[];
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Widget body = PlatformInfos.isCupertinoStyle
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? const CupertinoActivityIndicator()
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: const LinearProgressIndicator();
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titleText = L10n.of(context).loadingPleaseWait;
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if (bootstrap == null) {
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titleText = L10n.of(context).setupChatBackup;
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body = Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Image.asset('assets/backup.png', fit: BoxFit.contain),
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Text(L10n.of(context).setupChatBackupDescription),
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],
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);
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buttons.add(AdaptiveFlatButton(
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label: L10n.of(context).next,
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onPressed: () => _createBootstrap(false),
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));
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} else if (bootstrap.newSsssKey?.recoveryKey != null &&
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_recoveryKeyStored == false) {
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final key = bootstrap.newSsssKey.recoveryKey;
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titleText = L10n.of(context).securityKey;
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return Scaffold(
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appBar: AppBar(
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centerTitle: true,
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leading: IconButton(
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icon: const Icon(Icons.close),
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onPressed: Navigator.of(context).pop,
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),
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title: Text(L10n.of(context).securityKey),
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),
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body: Center(
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child: ConstrainedBox(
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constraints:
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const BoxConstraints(maxWidth: FluffyThemes.columnWidth * 1.5),
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child: ListView(
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padding: const EdgeInsets.all(16.0),
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children: [
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TextField(
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minLines: 4,
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maxLines: 4,
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readOnly: true,
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controller: TextEditingController(text: key),
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),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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icon: const Icon(Icons.copy_outlined),
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label: Text(L10n.of(context).copyToClipboard),
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onPressed: () => Clipboard.setData(ClipboardData(text: key)),
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),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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style: ElevatedButton.styleFrom(
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primary: Theme.of(context).secondaryHeaderColor,
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onPrimary: Theme.of(context).primaryColor,
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),
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icon: const Icon(Icons.check_outlined),
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label: Text(L10n.of(context).iWroteDownTheKey),
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onPressed: () => setState(() => _recoveryKeyStored = true),
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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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} else {
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switch (bootstrap.state) {
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case BootstrapState.loading:
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break;
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case BootstrapState.askWipeSsss:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.wipeSsss(_wipe),
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);
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break;
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case BootstrapState.askBadSsss:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.ignoreBadSecrets(true),
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);
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break;
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case BootstrapState.askUseExistingSsss:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.useExistingSsss(!_wipe),
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);
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break;
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case BootstrapState.askUnlockSsss:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.unlockedSsss(),
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);
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break;
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case BootstrapState.askNewSsss:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.newSsss(),
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);
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break;
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case BootstrapState.openExistingSsss:
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_recoveryKeyStored = true;
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return Scaffold(
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appBar: AppBar(
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centerTitle: true,
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leading: IconButton(
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icon: const Icon(Icons.close),
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onPressed: Navigator.of(context).pop,
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),
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title: Text(L10n.of(context).pleaseEnterSecurityKey),
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),
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body: Center(
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child: ConstrainedBox(
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constraints: const BoxConstraints(
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maxWidth: FluffyThemes.columnWidth * 1.5),
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child: ListView(
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padding: const EdgeInsets.all(16.0),
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children: [
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TextField(
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minLines: 4,
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maxLines: 4,
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autofocus: true,
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autocorrect: false,
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autofillHints: _recoveryKeyInputLoading
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? null
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: [AutofillHints.password],
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controller: _recoveryKeyTextEditingController,
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decoration: InputDecoration(
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hintText: 'Abc123 Def456',
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labelText: L10n.of(context).securityKey,
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errorText: _recoveryKeyInputError,
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),
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),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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icon: const Icon(Icons.lock_open_outlined),
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label: Text(L10n.of(context).unlockChatBackup),
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onPressed: () async {
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setState(() {
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_recoveryKeyInputError = null;
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_recoveryKeyInputLoading = true;
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});
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try {
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await bootstrap.newSsssKey.unlock(
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keyOrPassphrase:
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_recoveryKeyTextEditingController.text,
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);
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await bootstrap.openExistingSsss();
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} catch (e, s) {
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Logs().w('Unable to unlock SSSS', e, s);
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setState(() => _recoveryKeyInputError =
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L10n.of(context).oopsSomethingWentWrong);
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} finally {
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setState(() => _recoveryKeyInputLoading = false);
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}
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}),
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const SizedBox(height: 16),
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Row(children: [
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const Expanded(child: Divider()),
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Padding(
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padding: const EdgeInsets.all(12.0),
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child: Text(L10n.of(context).or),
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),
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const Expanded(child: Divider()),
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]),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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style: ElevatedButton.styleFrom(
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primary: Theme.of(context).secondaryHeaderColor,
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onPrimary: Theme.of(context).primaryColor,
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),
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icon:
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const Icon(Icons.transfer_within_a_station_outlined),
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label: Text(L10n.of(context).transferFromAnotherDevice),
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onPressed: () async {
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final req = await showFutureLoadingDialog(
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context: context,
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future: () => widget
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.client.userDeviceKeys[widget.client.userID]
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.startVerification(),
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);
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if (req.error != null) return;
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await KeyVerificationDialog(request: req.result)
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.show(context);
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Navigator.of(context, rootNavigator: false).pop();
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},
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),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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style: ElevatedButton.styleFrom(
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primary: Theme.of(context).secondaryHeaderColor,
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onPrimary: Colors.red,
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),
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icon: const Icon(Icons.delete_outlined),
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label: Text(L10n.of(context).securityKeyLost),
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onPressed: () async {
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if (OkCancelResult.ok ==
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await showOkCancelAlertDialog(
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useRootNavigator: false,
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context: context,
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title: L10n.of(context).securityKeyLost,
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message: L10n.of(context).wipeChatBackup,
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okLabel: L10n.of(context).ok,
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cancelLabel: L10n.of(context).cancel,
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isDestructiveAction: true,
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)) {
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_createBootstrap(true);
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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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case BootstrapState.askWipeCrossSigning:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.wipeCrossSigning(_wipe),
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);
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break;
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case BootstrapState.askSetupCrossSigning:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.askSetupCrossSigning(
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setupMasterKey: true,
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setupSelfSigningKey: true,
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setupUserSigningKey: true,
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),
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);
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break;
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case BootstrapState.askWipeOnlineKeyBackup:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.wipeOnlineKeyBackup(_wipe),
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);
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break;
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case BootstrapState.askSetupOnlineKeyBackup:
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WidgetsBinding.instance.addPostFrameCallback(
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(_) => bootstrap.askSetupOnlineKeyBackup(true),
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);
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break;
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case BootstrapState.error:
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titleText = L10n.of(context).oopsSomethingWentWrong;
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body = const Icon(Icons.error_outline, color: Colors.red, size: 40);
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buttons.add(AdaptiveFlatButton(
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label: L10n.of(context).close,
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onPressed: () =>
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Navigator.of(context, rootNavigator: false).pop<bool>(false),
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));
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break;
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case BootstrapState.done:
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titleText = L10n.of(context).everythingReady;
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body = Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Image.asset('assets/backup.png', fit: BoxFit.contain),
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Text(L10n.of(context).yourChatBackupHasBeenSetUp),
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],
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);
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buttons.add(AdaptiveFlatButton(
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label: L10n.of(context).close,
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onPressed: () =>
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Navigator.of(context, rootNavigator: false).pop<bool>(false),
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));
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break;
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}
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}
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final title = Text(titleText);
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if (PlatformInfos.isCupertinoStyle) {
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return CupertinoAlertDialog(
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title: title,
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content: body,
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actions: buttons,
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);
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}
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return AlertDialog(
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title: title,
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content: body,
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actions: buttons,
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);
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}
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}
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