fluffychat/lib/components/matrix.dart

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import 'dart:async';
import 'dart:io';
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import 'package:famedlysdk/famedlysdk.dart';
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import 'package:famedlysdk/encryption.dart';
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import 'package:fluffychat/components/dialogs/simple_dialogs.dart';
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import 'package:fluffychat/utils/firebase_controller.dart';
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import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:localstorage/localstorage.dart';
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import 'package:url_launcher/url_launcher.dart';
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import 'package:universal_html/prefer_universal/html.dart' as html;
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import '../l10n/l10n.dart';
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import '../utils/beautify_string_extension.dart';
import '../utils/famedlysdk_store.dart';
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import 'avatar.dart';
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import '../views/key_verification.dart';
import '../utils/app_route.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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static const String defaultHomeserver = 'tchncs.de';
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final Widget child;
final String clientName;
final Client client;
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final Store store;
Matrix({this.child, this.clientName, this.client, this.store, Key key})
: super(key: key);
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@override
MatrixState createState() => MatrixState();
/// Returns the (nearest) Client instance of your application.
static MatrixState of(BuildContext context) {
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var newState =
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(context.dependOnInheritedWidgetOfExactType<_InheritedMatrix>()).data;
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newState.context = FirebaseController.context = context;
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return newState;
}
}
class MatrixState extends State<Matrix> {
Client client;
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Store store;
@override
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BuildContext context;
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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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String activeRoomId;
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File wallpaper;
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bool renderHtml = false;
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String jitsiInstance = 'https://meet.jit.si/';
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void clean() async {
if (!kIsWeb) return;
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final storage = LocalStorage('LocalStorage');
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await storage.ready;
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await storage.deleteItem(widget.clientName);
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}
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void _initWithStore() async {
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var initLoginState = client.onLoginStateChanged.stream.first;
client.database = await getDatabase(client);
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client.connect();
if (await initLoginState == LoginState.logged && !kIsWeb) {
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await FirebaseController.setupFirebase(
this,
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widget.clientName,
);
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}
}
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Map<String, dynamic> getAuthByPassword(String password, [String session]) => {
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'type': 'm.login.password',
'identifier': {
'type': 'm.id.user',
'user': client.userID,
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},
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'user': client.userID,
'password': password,
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if (session != null) 'session': session,
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};
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StreamSubscription onRoomKeyRequestSub;
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StreamSubscription onKeyVerificationRequestSub;
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StreamSubscription onJitsiCallSub;
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StreamSubscription onNotification;
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void onJitsiCall(EventUpdate eventUpdate) {
final event = Event.fromJson(
eventUpdate.content, client.getRoomById(eventUpdate.roomID));
if (DateTime.now().millisecondsSinceEpoch -
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event.originServerTs.millisecondsSinceEpoch >
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1000 * 60 * 5) {
return;
}
final senderName = event.sender.calcDisplayname();
final senderAvatar = event.sender.avatarUrl;
showDialog(
context: context,
builder: (context) => AlertDialog(
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title: Text(L10n.of(context).videoCall),
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content: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
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ListTile(
contentPadding: EdgeInsets.all(0),
leading: Avatar(senderAvatar, senderName),
title: Text(
senderName,
style: TextStyle(fontSize: 18),
),
subtitle:
event.room.isDirectChat ? null : Text(event.room.displayname),
),
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Divider(),
Row(
children: <Widget>[
Spacer(),
FloatingActionButton(
backgroundColor: Colors.red,
child: Icon(Icons.phone_missed),
onPressed: () => Navigator.of(context).pop(),
),
Spacer(),
FloatingActionButton(
backgroundColor: Colors.green,
child: Icon(Icons.phone),
onPressed: () {
Navigator.of(context).pop();
launch(event.body);
},
),
Spacer(),
],
),
],
),
),
);
return;
}
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void _showWebNotification(EventUpdate eventUpdate) async {
final room = client.getRoomById(eventUpdate.roomID);
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if (room.notificationCount == 0) return;
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final event = Event.fromJson(eventUpdate.content, room);
final body = event.getLocalizedBody(
L10n.of(context),
withSenderNamePrefix:
!room.isDirectChat || room.lastEvent.senderId == client.userID,
);
html.AudioElement()
..src = 'assets/assets/sounds/notification.wav'
..autoplay = true
..load();
html.Notification(
room.getLocalizedDisplayname(L10n.of(context)),
body: body,
icon: event.sender.avatarUrl?.getThumbnail(client,
width: 64, height: 64, method: ThumbnailMethod.crop) ??
room.avatar?.getThumbnail(client,
width: 64, height: 64, method: ThumbnailMethod.crop),
);
}
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@override
void initState() {
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store = widget.store ?? Store();
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if (widget.client == null) {
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debugPrint('[Matrix] Init matrix client');
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final Set verificationMethods = <KeyVerificationMethod>{
KeyVerificationMethod.numbers
};
if (!kIsWeb) {
// emojis don't show in web somehow
verificationMethods.add(KeyVerificationMethod.emoji);
}
client = Client(widget.clientName,
enableE2eeRecovery: true,
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verificationMethods: verificationMethods,
importantStateEvents: <String>{
'im.ponies.room_emotes', // we want emotes to work properly
});
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onJitsiCallSub ??= client.onEvent.stream
.where((e) =>
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e.type == 'timeline' &&
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e.eventType == 'm.room.message' &&
e.content['content']['msgtype'] == Matrix.callNamespace &&
e.content['sender'] != client.userID)
.listen(onJitsiCall);
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onRoomKeyRequestSub ??=
client.onRoomKeyRequest.stream.listen((RoomKeyRequest request) async {
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final room = request.room;
if (request.sender != room.client.userID) {
return; // ignore share requests by others
}
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final sender = room.getUserByMXIDSync(request.sender);
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if (await SimpleDialogs(context).askConfirmation(
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titleText: L10n.of(context).requestToReadOlderMessages,
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contentText:
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'${sender.id}\n\n${L10n.of(context).device}:\n${request.requestingDevice.deviceId}\n\n${L10n.of(context).identity}:\n${request.requestingDevice.curve25519Key.beautified}',
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confirmText: L10n.of(context).verify,
cancelText: L10n.of(context).deny,
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)) {
await request.forwardKey();
}
});
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onKeyVerificationRequestSub ??= client.onKeyVerificationRequest.stream
.listen((KeyVerification request) async {
if (await SimpleDialogs(context).askConfirmation(
titleText: L10n.of(context).newVerificationRequest,
contentText: L10n.of(context).askVerificationRequest(request.userId),
)) {
await request.acceptVerification();
await Navigator.of(context).push(
AppRoute.defaultRoute(
context,
KeyVerificationView(request: request),
),
);
} else {
await request.rejectVerification();
}
});
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_initWithStore();
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} else {
client = widget.client;
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client.connect();
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}
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if (store != null) {
store
.getItem('chat.fluffy.jitsi_instance')
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.then((final instance) => jitsiInstance = instance ?? jitsiInstance);
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store.getItem('chat.fluffy.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;
}
});
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store.getItem('chat.fluffy.renderHtml').then((final render) async {
renderHtml = render == '1';
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});
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}
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if (kIsWeb) {
client.onSync.stream.first.then((s) {
html.Notification.requestPermission();
onNotification ??= client.onEvent.stream
.where((e) =>
e.roomID != activeRoomId &&
e.type == 'timeline' &&
[EventTypes.Message, EventTypes.Sticker, EventTypes.Encrypted]
.contains(e.eventType) &&
e.content['sender'] != client.userID)
.listen(_showWebNotification);
});
}
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super.initState();
}
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@override
void dispose() {
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onRoomKeyRequestSub?.cancel();
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onKeyVerificationRequestSub?.cancel();
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onJitsiCallSub?.cancel();
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onNotification?.cancel();
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super.dispose();
}
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@override
Widget build(BuildContext context) {
return _InheritedMatrix(
data: this,
child: widget.child,
);
}
}
class _InheritedMatrix extends InheritedWidget {
final MatrixState data;
_InheritedMatrix({Key key, this.data, Widget child})
: super(key: key, child: child);
@override
bool updateShouldNotify(_InheritedMatrix old) {
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var update = old.data.client.accessToken != data.client.accessToken ||
old.data.client.userID != data.client.userID ||
old.data.client.deviceID != data.client.deviceID ||
old.data.client.deviceName != data.client.deviceName ||
old.data.client.homeserver != data.client.homeserver;
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return update;
}
}