fluffychat/lib/widgets/matrix.dart

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Dart
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import 'dart:async';
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import 'dart:convert';
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import 'dart:io';
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import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
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import 'package:desktop_notifications/desktop_notifications.dart';
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import 'package:flutter_app_lock/flutter_app_lock.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
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import 'package:http/http.dart' as http;
import 'package:matrix/encryption.dart';
import 'package:matrix/matrix.dart';
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import 'package:provider/provider.dart';
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import 'package:universal_html/html.dart' as html;
import 'package:url_launcher/url_launcher.dart';
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import 'package:vrouter/vrouter.dart';
import 'package:fluffychat/utils/client_manager.dart';
import 'package:fluffychat/utils/matrix_sdk_extensions.dart/matrix_locals.dart';
import 'package:fluffychat/utils/platform_infos.dart';
import 'package:fluffychat/utils/sentry_controller.dart';
import 'package:fluffychat/utils/uia_request_manager.dart';
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import '../config/app_config.dart';
import '../config/setting_keys.dart';
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import '../pages/key_verification_dialog.dart';
import '../utils/account_bundles.dart';
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import '../utils/background_push.dart';
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import '../utils/famedlysdk_store.dart';
import '../utils/platform_infos.dart';
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class Matrix extends StatefulWidget {
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static const String callNamespace = 'chat.fluffy.jitsi_call';
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final Widget child;
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final GlobalKey<VRouterState> router;
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final BuildContext context;
final List<Client> clients;
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final Map<String, String> queryParameters;
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const Matrix({
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this.child,
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@required this.router,
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@required this.context,
@required this.clients,
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this.queryParameters,
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Key key,
}) : super(key: key);
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@override
MatrixState createState() => MatrixState();
/// Returns the (nearest) Client instance of your application.
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static MatrixState of(BuildContext context) =>
Provider.of<MatrixState>(context, listen: false);
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}
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class MatrixState extends State<Matrix> with WidgetsBindingObserver {
int activeClient = 0;
String activeBundle;
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Store store = Store();
BuildContext navigatorContext;
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BackgroundPush _backgroundPush;
Client get client => widget.clients[_safeActiveClient];
bool get isMultiAccount => widget.clients.length > 1;
int getClientIndexByMatrixId(String matrixId) =>
widget.clients.indexWhere((client) => client.userID == matrixId);
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String currentClientSecret;
RequestTokenResponse currentThreepidCreds;
int get _safeActiveClient {
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if (widget.clients.isEmpty) {
widget.clients.add(getLoginClient());
}
if (activeClient < 0 || activeClient >= widget.clients.length) {
return 0;
}
return activeClient;
}
void setActiveClient(Client cl) {
final i = widget.clients.indexWhere((c) => c == cl);
if (i != null) {
activeClient = i;
} else {
Logs().w('Tried to set an unknown client ${cl.userID} as active');
}
}
List<Client> get currentBundle {
if (!hasComplexBundles) {
return List.from(widget.clients);
}
final bundles = accountBundles;
if (bundles.containsKey(activeBundle)) {
return bundles[activeBundle];
}
return bundles.values.first;
}
Map<String, List<Client>> get accountBundles {
final resBundles = <String, List<_AccountBundleWithClient>>{};
for (var i = 0; i < widget.clients.length; i++) {
final bundles = widget.clients[i].accountBundles;
for (final bundle in bundles) {
if (bundle.name == null) {
continue;
}
resBundles[bundle.name] ??= [];
resBundles[bundle.name].add(_AccountBundleWithClient(
client: widget.clients[i],
bundle: bundle,
));
}
}
for (final b in resBundles.values) {
b.sort((a, b) => a.bundle.priority == null
? 1
: b.bundle.priority == null
? -1
: a.bundle.priority.compareTo(b.bundle.priority));
}
return resBundles
.map((k, v) => MapEntry(k, v.map((vv) => vv.client).toList()));
}
bool get hasComplexBundles => accountBundles.values.any((v) => v.length > 1);
Client _loginClientCandidate;
Client getLoginClient() {
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if (widget.clients.isNotEmpty && !client.isLogged()) {
return client;
}
_loginClientCandidate ??= ClientManager.createClient(
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'${AppConfig.applicationName}-${DateTime.now().millisecondsSinceEpoch}')
..onLoginStateChanged
.stream
.where((l) => l == LoginState.loggedIn)
.first
.then((_) {
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if (!widget.clients.contains(_loginClientCandidate)) {
widget.clients.add(_loginClientCandidate);
}
ClientManager.addClientNameToStore(_loginClientCandidate.clientName);
_registerSubs(_loginClientCandidate.clientName);
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_loginClientCandidate = null;
widget.router.currentState.to('/rooms');
});
return _loginClientCandidate;
}
Client getClientByName(String name) => widget.clients
.firstWhere((c) => c.clientName == name, orElse: () => null);
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Map<String, dynamic> get shareContent => _shareContent;
set shareContent(Map<String, dynamic> content) {
_shareContent = content;
onShareContentChanged.add(_shareContent);
}
Map<String, dynamic> _shareContent;
final StreamController<Map<String, dynamic>> onShareContentChanged =
StreamController.broadcast();
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File wallpaper;
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void _initWithStore() async {
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try {
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if (client.isLogged()) {
// TODO: Figure out how this works in multi account
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final statusMsg = await store.getItem(SettingKeys.ownStatusMessage);
if (statusMsg?.isNotEmpty ?? false) {
Logs().v('Send cached status message: "$statusMsg"');
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await client.setPresence(
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client.userID,
PresenceType.online,
statusMsg: statusMsg,
);
}
}
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} catch (e, s) {
client.onLoginStateChanged.sink.addError(e, s);
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SentryController.captureException(e, s);
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rethrow;
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}
}
final onRoomKeyRequestSub = <String, StreamSubscription>{};
final onKeyVerificationRequestSub = <String, StreamSubscription>{};
final onJitsiCallSub = <String, StreamSubscription>{};
final onNotification = <String, StreamSubscription>{};
final onLoginStateChanged = <String, StreamSubscription<LoginState>>{};
final onUiaRequest = <String, StreamSubscription<UiaRequest>>{};
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StreamSubscription<html.Event> onFocusSub;
StreamSubscription<html.Event> onBlurSub;
final onOwnPresence = <String, StreamSubscription<Presence>>{};
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String _cachedPassword;
Timer _cachedPasswordClearTimer;
String get cachedPassword => _cachedPassword;
set cachedPassword(String p) {
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Logs().d('Password cached');
_cachedPasswordClearTimer?.cancel();
_cachedPassword = p;
_cachedPasswordClearTimer = Timer(const Duration(minutes: 10), () {
_cachedPassword = null;
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Logs().d('Cached Password cleared');
});
}
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bool webHasFocus = true;
String get activeRoomId =>
VRouter.of(navigatorContext).pathParameters['roomid'];
void _showLocalNotification(EventUpdate eventUpdate) async {
final roomId = eventUpdate.roomID;
if (webHasFocus && activeRoomId == roomId) return;
final room = client.getRoomById(roomId);
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if (room.notificationCount == 0) return;
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final event = Event.fromJson(eventUpdate.content, room);
final title =
room.getLocalizedDisplayname(MatrixLocals(L10n.of(widget.context)));
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final body = event.getLocalizedBody(
MatrixLocals(L10n.of(widget.context)),
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withSenderNamePrefix:
!room.isDirectChat || room.lastEvent.senderId == client.userID,
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plaintextBody: true,
hideReply: true,
hideEdit: true,
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);
final icon = event.sender.avatarUrl?.getThumbnail(client,
width: 64, height: 64, method: ThumbnailMethod.crop) ??
room.avatar?.getThumbnail(client,
width: 64, height: 64, method: ThumbnailMethod.crop);
if (kIsWeb) {
html.AudioElement()
..src = 'assets/assets/sounds/notification.wav'
..autoplay = true
..load();
html.Notification(
title,
body: body,
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icon: icon.toString(),
);
} else if (Platform.isLinux) {
await linuxNotifications.notify(
title,
body: body,
replacesId: _linuxNotificationIds[roomId] ?? -1,
appName: AppConfig.applicationName,
);
}
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}
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final linuxNotifications =
PlatformInfos.isLinux ? NotificationsClient() : null;
final Map<String, int> _linuxNotificationIds = {};
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@override
void initState() {
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super.initState();
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WidgetsBinding.instance.addObserver(this);
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initMatrix();
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if (PlatformInfos.isWeb) {
initConfig().then((_) => initSettings());
} else {
initSettings();
}
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}
Future<void> initConfig() async {
try {
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final configJsonString =
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utf8.decode((await http.get(Uri.parse('config.json'))).bodyBytes);
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final configJson = json.decode(configJsonString);
AppConfig.loadFromJson(configJson);
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} catch (e, _) {
Logs().v('[ConfigLoader] config.json not found', e);
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}
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}
void _registerSubs(String name) {
final c = getClientByName(name);
if (c == null) {
Logs().w(
'Attempted to register subscriptions for non-existing client $name');
return;
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}
onKeyVerificationRequestSub[name] ??= c.onKeyVerificationRequest.stream
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.listen((KeyVerification request) async {
var hidPopup = false;
request.onUpdate = () {
if (!hidPopup &&
{KeyVerificationState.done, KeyVerificationState.error}
.contains(request.state)) {
Navigator.of(navigatorContext).pop('dialog');
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}
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hidPopup = true;
};
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request.onUpdate = null;
hidPopup = true;
await KeyVerificationDialog(request: request).show(navigatorContext);
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});
onLoginStateChanged[name] ??= c.onLoginStateChanged.stream.listen((state) {
final loggedInWithMultipleClients = widget.clients.length > 1;
if (state != LoginState.loggedIn) {
_cancelSubs(c.clientName);
widget.clients.remove(c);
}
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if (loggedInWithMultipleClients && state != LoginState.loggedIn) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(L10n.of(context).oneClientLoggedOut),
),
);
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if (state != LoginState.loggedIn) {
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widget.router.currentState.to(
'/rooms',
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queryParameters: widget.router.currentState.queryParameters,
);
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}
} else {
widget.router.currentState.to(
state == LoginState.loggedIn ? '/rooms' : '/home',
queryParameters: widget.router.currentState.queryParameters,
);
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}
});
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// Cache and resend status message
onOwnPresence[name] ??= c.onPresence.stream.listen((presence) {
if (c.isLogged() &&
c.userID == presence.senderId &&
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presence.presence?.statusMsg != null) {
Logs().v('Update status message: "${presence.presence.statusMsg}"');
store.setItem(
SettingKeys.ownStatusMessage, presence.presence.statusMsg);
}
});
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onUiaRequest[name] ??= c.onUiaRequest.stream.listen(uiaRequestHandler);
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if (PlatformInfos.isWeb || PlatformInfos.isLinux) {
c.onSync.stream.first.then((s) {
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html.Notification.requestPermission();
onNotification[name] ??= c.onEvent.stream
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.where((e) =>
e.type == EventUpdateType.timeline &&
[EventTypes.Message, EventTypes.Sticker, EventTypes.Encrypted]
.contains(e.content['type']) &&
e.content['sender'] != c.userID)
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.listen(_showLocalNotification);
});
}
}
void _cancelSubs(String name) {
onRoomKeyRequestSub[name]?.cancel();
onRoomKeyRequestSub.remove(name);
onKeyVerificationRequestSub[name]?.cancel();
onKeyVerificationRequestSub.remove(name);
onLoginStateChanged[name]?.cancel();
onLoginStateChanged.remove(name);
onOwnPresence[name]?.cancel();
onOwnPresence.remove(name);
onNotification[name]?.cancel();
onNotification.remove(name);
}
void initMatrix() {
// Display the app lock
if (PlatformInfos.isMobile) {
WidgetsBinding.instance.addPostFrameCallback((_) {
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const FlutterSecureStorage()
.read(key: SettingKeys.appLockKey)
.then((lock) {
if (lock?.isNotEmpty ?? false) {
AppLock.of(widget.context).enable();
AppLock.of(widget.context).showLockScreen();
}
});
});
}
_initWithStore();
for (final c in widget.clients) {
_registerSubs(c.clientName);
}
if (kIsWeb) {
onFocusSub = html.window.onFocus.listen((_) => webHasFocus = true);
onBlurSub = html.window.onBlur.listen((_) => webHasFocus = false);
}
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if (PlatformInfos.isMobile) {
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_backgroundPush = BackgroundPush(
client,
context,
widget.router,
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onFcmError: (errorMsg, {Uri link}) => Timer(
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const Duration(seconds: 1),
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() {
final banner = SnackBar(
content: Text(errorMsg),
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duration: const Duration(seconds: 30),
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action: link == null
? null
: SnackBarAction(
label: L10n.of(context).link,
onPressed: () => launch(link.toString()),
),
);
ScaffoldMessenger.of(navigatorContext).showSnackBar(banner);
},
),
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);
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}
}
bool _firstStartup = true;
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
Logs().v('AppLifecycleState = $state');
final foreground = state != AppLifecycleState.detached &&
state != AppLifecycleState.paused;
client.backgroundSync = foreground;
client.syncPresence = foreground ? null : PresenceType.unavailable;
client.requestHistoryOnLimitedTimeline = !foreground;
if (_firstStartup) {
_firstStartup = false;
_backgroundPush?.setupPush();
}
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}
void initSettings() {
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if (store != null) {
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store.getItem(SettingKeys.jitsiInstance).then((final instance) =>
AppConfig.jitsiInstance = instance ?? AppConfig.jitsiInstance);
store.getItem(SettingKeys.wallpaper).then((final path) async {
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if (path == null) return;
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final file = File(path);
if (await file.exists()) {
wallpaper = file;
}
});
store.getItem(SettingKeys.fontSizeFactor).then((value) =>
AppConfig.fontSizeFactor =
double.tryParse(value ?? '') ?? AppConfig.fontSizeFactor);
store
.getItemBool(SettingKeys.renderHtml, AppConfig.renderHtml)
.then((value) => AppConfig.renderHtml = value);
store
.getItemBool(
SettingKeys.hideRedactedEvents, AppConfig.hideRedactedEvents)
.then((value) => AppConfig.hideRedactedEvents = value);
store
.getItemBool(
SettingKeys.hideUnknownEvents, AppConfig.hideUnknownEvents)
.then((value) => AppConfig.hideUnknownEvents = value);
store
.getItemBool(SettingKeys.autoplayImages, AppConfig.autoplayImages)
.then((value) => AppConfig.autoplayImages = value);
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store
.getItemBool(SettingKeys.sendOnEnter, AppConfig.sendOnEnter)
.then((value) => AppConfig.sendOnEnter = value);
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}
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}
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@override
void dispose() {
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WidgetsBinding.instance.removeObserver(this);
onRoomKeyRequestSub.values.map((s) => s.cancel());
onKeyVerificationRequestSub.values.map((s) => s.cancel());
onLoginStateChanged.values.map((s) => s.cancel());
onOwnPresence.values.map((s) => s.cancel());
onNotification.values.map((s) => s.cancel());
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onFocusSub?.cancel();
onBlurSub?.cancel();
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_backgroundPush?.onLogin?.cancel();
linuxNotifications?.close();
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super.dispose();
}
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@override
Widget build(BuildContext context) {
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return Provider(
create: (_) => this,
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child: widget.child,
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);
}
}
class FixedThreepidCreds extends ThreepidCreds {
FixedThreepidCreds({
String sid,
String clientSecret,
String idServer,
String idAccessToken,
}) : super(
sid: sid,
clientSecret: clientSecret,
idServer: idServer,
idAccessToken: idAccessToken,
);
@override
Map<String, dynamic> toJson() {
final data = <String, dynamic>{};
data['sid'] = sid;
data['client_secret'] = clientSecret;
if (idServer != null) data['id_server'] = idServer;
if (idAccessToken != null) data['id_access_token'] = idAccessToken;
return data;
}
}
class _AccountBundleWithClient {
final Client client;
final AccountBundle bundle;
_AccountBundleWithClient({this.client, this.bundle});
}