FurryChat/lib/components/matrix.dart
2020-08-16 13:02:53 +02:00

313 lines
9.9 KiB
Dart

import 'dart:async';
import 'dart:io';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:famedlysdk/encryption.dart';
import 'package:fluffychat/components/dialogs/simple_dialogs.dart';
import 'package:fluffychat/utils/firebase_controller.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:localstorage/localstorage.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:universal_html/prefer_universal/html.dart' as html;
import '../l10n/l10n.dart';
import '../utils/beautify_string_extension.dart';
import '../utils/famedlysdk_store.dart';
import 'avatar.dart';
import '../views/key_verification.dart';
import '../utils/app_route.dart';
class Matrix extends StatefulWidget {
static const String callNamespace = 'chat.fluffy.jitsi_call';
static const String defaultHomeserver = 'tchncs.de';
final Widget child;
final String clientName;
final Client client;
final Store store;
Matrix({this.child, this.clientName, this.client, this.store, Key key})
: super(key: key);
@override
MatrixState createState() => MatrixState();
/// Returns the (nearest) Client instance of your application.
static MatrixState of(BuildContext context) {
var newState =
(context.dependOnInheritedWidgetOfExactType<_InheritedMatrix>()).data;
newState.context = FirebaseController.context = context;
return newState;
}
}
class MatrixState extends State<Matrix> {
Client client;
Store store;
@override
BuildContext context;
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();
String activeRoomId;
File wallpaper;
bool renderHtml = false;
String jitsiInstance = 'https://meet.jit.si/';
void clean() async {
if (!kIsWeb) return;
final storage = LocalStorage('LocalStorage');
await storage.ready;
await storage.deleteItem(widget.clientName);
}
void _initWithStore() async {
var initLoginState = client.onLoginStateChanged.stream.first;
client.database = await getDatabase(client);
client.connect();
if (await initLoginState == LoginState.logged && !kIsWeb) {
await FirebaseController.setupFirebase(
this,
widget.clientName,
);
}
}
Map<String, dynamic> getAuthByPassword(String password, [String session]) => {
'type': 'm.login.password',
'identifier': {
'type': 'm.id.user',
'user': client.userID,
},
'user': client.userID,
'password': password,
if (session != null) 'session': session,
};
StreamSubscription onRoomKeyRequestSub;
StreamSubscription onKeyVerificationRequestSub;
StreamSubscription onJitsiCallSub;
StreamSubscription onNotification;
void onJitsiCall(EventUpdate eventUpdate) {
final event = Event.fromJson(
eventUpdate.content, client.getRoomById(eventUpdate.roomID));
if (DateTime.now().millisecondsSinceEpoch -
event.originServerTs.millisecondsSinceEpoch >
1000 * 60 * 5) {
return;
}
final senderName = event.sender.calcDisplayname();
final senderAvatar = event.sender.avatarUrl;
showDialog(
context: context,
builder: (context) => AlertDialog(
title: Text(L10n.of(context).videoCall),
content: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
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),
),
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;
}
void _showWebNotification(EventUpdate eventUpdate) async {
final room = client.getRoomById(eventUpdate.roomID);
if (room.notificationCount == 0) return;
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),
);
}
@override
void initState() {
store = widget.store ?? Store();
if (widget.client == null) {
debugPrint('[Matrix] Init matrix client');
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,
verificationMethods: verificationMethods,
importantStateEvents: <String>{
'im.ponies.room_emotes', // we want emotes to work properly
});
onJitsiCallSub ??= client.onEvent.stream
.where((e) =>
e.type == 'timeline' &&
e.eventType == 'm.room.message' &&
e.content['content']['msgtype'] == Matrix.callNamespace &&
e.content['sender'] != client.userID)
.listen(onJitsiCall);
onRoomKeyRequestSub ??=
client.onRoomKeyRequest.stream.listen((RoomKeyRequest request) async {
final room = request.room;
if (request.sender != room.client.userID) {
return; // ignore share requests by others
}
final sender = room.getUserByMXIDSync(request.sender);
if (await SimpleDialogs(context).askConfirmation(
titleText: L10n.of(context).requestToReadOlderMessages,
contentText:
'${sender.id}\n\n${L10n.of(context).device}:\n${request.requestingDevice.deviceId}\n\n${L10n.of(context).identity}:\n${request.requestingDevice.curve25519Key.beautified}',
confirmText: L10n.of(context).verify,
cancelText: L10n.of(context).deny,
)) {
await request.forwardKey();
}
});
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();
}
});
_initWithStore();
} else {
client = widget.client;
client.connect();
}
if (store != null) {
store
.getItem('chat.fluffy.jitsi_instance')
.then((final instance) => jitsiInstance = instance ?? jitsiInstance);
store.getItem('chat.fluffy.wallpaper').then((final path) async {
if (path == null) return;
final file = File(path);
if (await file.exists()) {
wallpaper = file;
}
});
store.getItem('chat.fluffy.renderHtml').then((final render) async {
renderHtml = render == '1';
});
}
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);
});
}
super.initState();
}
@override
void dispose() {
onRoomKeyRequestSub?.cancel();
onKeyVerificationRequestSub?.cancel();
onJitsiCallSub?.cancel();
onNotification?.cancel();
super.dispose();
}
@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) {
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;
return update;
}
}