import 'dart:async'; import 'dart:io'; import 'dart:convert'; import 'package:adaptive_dialog/adaptive_dialog.dart'; import 'package:adaptive_page_layout/adaptive_page_layout.dart'; import 'package:famedlysdk/encryption.dart'; import 'package:famedlysdk/famedlysdk.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:flutter/foundation.dart'; import 'package:flutter/material.dart'; import 'package:flutter_app_lock/flutter_app_lock.dart'; import 'package:flutter_gen/gen_l10n/l10n.dart'; import 'package:flutter_secure_storage/flutter_secure_storage.dart'; import 'package:future_loading_dialog/future_loading_dialog.dart'; import 'package:provider/provider.dart'; import 'package:universal_html/html.dart' as html; import 'package:http/http.dart' as http; import 'package:url_launcher/url_launcher.dart'; import 'package:desktop_notifications/desktop_notifications.dart'; import '../utils/beautify_string_extension.dart'; import '../utils/localized_exception_extension.dart'; import '../utils/famedlysdk_store.dart'; import '../pages/key_verification_dialog.dart'; import '../utils/platform_infos.dart'; import '../config/app_config.dart'; import '../config/setting_keys.dart'; import '../utils/matrix_sdk_extensions.dart/fluffy_client.dart'; import '../utils/background_push.dart'; class Matrix extends StatefulWidget { static const String callNamespace = 'chat.fluffy.jitsi_call'; final Widget child; final GlobalKey apl; final BuildContext context; final Client testClient; Matrix({ this.child, @required this.apl, @required this.context, this.testClient, Key key, }) : super(key: key); @override MatrixState createState() => MatrixState(); /// Returns the (nearest) Client instance of your application. static MatrixState of(BuildContext context) => Provider.of(context, listen: false); } class MatrixState extends State with WidgetsBindingObserver { FluffyClient client; Store store = Store(); @override BuildContext get context => widget.context; BackgroundPush _backgroundPush; bool get testMode => widget.testClient != null; Map get shareContent => _shareContent; set shareContent(Map content) { _shareContent = content; onShareContentChanged.add(_shareContent); } Map _shareContent; final StreamController> onShareContentChanged = StreamController.broadcast(); File wallpaper; void _initWithStore() async { try { if (!testMode) await client.init(); if (client.isLogged()) { final statusMsg = await store.getItem(SettingKeys.ownStatusMessage); if (statusMsg?.isNotEmpty ?? false) { Logs().v('Send cached status message: "$statusMsg"'); await client.setPresence( client.userID, PresenceType.online, statusMsg: statusMsg, ); } } } catch (e, s) { client.onLoginStateChanged.sink.addError(e, s); SentryController.captureException(e, s); rethrow; } } StreamSubscription onRoomKeyRequestSub; StreamSubscription onKeyVerificationRequestSub; StreamSubscription onJitsiCallSub; StreamSubscription onNotification; StreamSubscription onLoginStateChanged; StreamSubscription onUiaRequest; StreamSubscription onFocusSub; StreamSubscription onBlurSub; StreamSubscription onOwnPresence; String _cachedPassword; String get cachedPassword { final tmp = _cachedPassword; _cachedPassword = null; return tmp; } set cachedPassword(String p) => _cachedPassword = p; String currentClientSecret; RequestTokenResponse currentThreepidCreds; void _onUiaRequest(UiaRequest uiaRequest) async { try { if (uiaRequest.state != UiaRequestState.waitForUser || uiaRequest.nextStages.isEmpty) return; final stage = uiaRequest.nextStages.first; switch (stage) { case AuthenticationTypes.password: final input = cachedPassword ?? (await showTextInputDialog( context: context, title: L10n.of(context).pleaseEnterYourPassword, okLabel: L10n.of(context).ok, cancelLabel: L10n.of(context).cancel, useRootNavigator: false, textFields: [ DialogTextField( minLines: 1, maxLines: 1, obscureText: true, hintText: '******', ) ], )) ?.single; if (input?.isEmpty ?? true) return; return uiaRequest.completeStage( AuthenticationPassword( session: uiaRequest.session, user: client.userID, password: input, identifier: AuthenticationUserIdentifier(user: client.userID), ), ); case AuthenticationTypes.emailIdentity: if (currentClientSecret == null || currentThreepidCreds == null) { return uiaRequest .cancel(Exception('This server requires an email address')); } final auth = AuthenticationThreePidCreds( session: uiaRequest.session, type: AuthenticationTypes.emailIdentity, threepidCreds: [ ThreepidCreds( sid: currentThreepidCreds.sid, clientSecret: currentClientSecret, ), ], ); currentThreepidCreds = currentClientSecret = null; return uiaRequest.completeStage(auth); case AuthenticationTypes.dummy: return uiaRequest.completeStage( AuthenticationData( type: AuthenticationTypes.dummy, session: uiaRequest.session, ), ); default: await launch( client.homeserver.toString() + '/_matrix/client/r0/auth/$stage/fallback/web?session=${uiaRequest.session}', ); if (OkCancelResult.ok == await showOkCancelAlertDialog( message: L10n.of(context).pleaseFollowInstructionsOnWeb, context: context, useRootNavigator: false, okLabel: L10n.of(context).next, cancelLabel: L10n.of(context).cancel, )) { return uiaRequest.completeStage( AuthenticationData(session: uiaRequest.session), ); } else { return uiaRequest.cancel(); } } } catch (e, s) { Logs().e('Error while background UIA', e, s); return uiaRequest.cancel(e); } } bool webHasFocus = true; void _showLocalNotification(EventUpdate eventUpdate) async { final roomId = eventUpdate.roomID; if (webHasFocus && client.activeRoomId == roomId) return; final room = client.getRoomById(roomId); if (room.notificationCount == 0) return; final event = Event.fromJson(eventUpdate.content, room); final title = room.getLocalizedDisplayname(MatrixLocals(L10n.of(context))); final body = event.getLocalizedBody( MatrixLocals(L10n.of(context)), withSenderNamePrefix: !room.isDirectChat || room.lastEvent.senderId == client.userID, ); 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, icon: icon.toString(), ); } else if (Platform.isLinux) { await linuxNotifications.notify( title, body: body, replacesId: _linuxNotificationIds[roomId] ?? -1, appName: AppConfig.applicationName, ); } } final linuxNotifications = PlatformInfos.isLinux ? NotificationsClient() : null; final Map _linuxNotificationIds = {}; @override void initState() { super.initState(); WidgetsBinding.instance.addObserver(this); initMatrix(); if (PlatformInfos.isWeb) { initConfig().then((_) => initSettings()); } else { initSettings(); } } Future initConfig() async { try { final configJsonString = utf8.decode((await http.get(Uri.parse('config.json'))).bodyBytes); final configJson = json.decode(configJsonString); AppConfig.loadFromJson(configJson); } catch (e, s) { Logs().v('[ConfigLoader] Failed to load config.json', e, s); } } LoginState loginState; void initMatrix() { // Display the app lock if (PlatformInfos.isMobile) { WidgetsBinding.instance.addPostFrameCallback((_) { FlutterSecureStorage().read(key: SettingKeys.appLockKey).then((lock) { if (lock?.isNotEmpty ?? false) { AppLock.of(context).enable(); AppLock.of(context).showLockScreen(); } }); }); } client = FluffyClient(); LoadingDialog.defaultTitle = L10n.of(context).loadingPleaseWait; LoadingDialog.defaultBackLabel = L10n.of(context).close; LoadingDialog.defaultOnError = (Object e) => e.toLocalizedString(context); 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 showOkCancelAlertDialog( context: context, useRootNavigator: false, title: L10n.of(context).requestToReadOlderMessages, message: '${sender.id}\n\n${L10n.of(context).device}:\n${request.requestingDevice.deviceId}\n\n${L10n.of(context).publicKey}:\n${request.requestingDevice.ed25519Key.beautified}', okLabel: L10n.of(context).verify, cancelLabel: L10n.of(context).deny, ) == OkCancelResult.ok) { await request.forwardKey(); } }); onKeyVerificationRequestSub ??= client.onKeyVerificationRequest.stream .listen((KeyVerification request) async { var hidPopup = false; request.onUpdate = () { if (!hidPopup && {KeyVerificationState.done, KeyVerificationState.error} .contains(request.state)) { Navigator.of(context, rootNavigator: true).pop('dialog'); } hidPopup = true; }; if (await showOkCancelAlertDialog( context: context, useRootNavigator: false, title: L10n.of(context).newVerificationRequest, message: L10n.of(context).askVerificationRequest(request.userId), okLabel: L10n.of(context).ok, cancelLabel: L10n.of(context).cancel, ) == OkCancelResult.ok) { request.onUpdate = null; hidPopup = true; await request.acceptVerification(); await KeyVerificationDialog(request: request).show(context); } else { request.onUpdate = null; hidPopup = true; await request.rejectVerification(); } }); _initWithStore(); if (kIsWeb) { onFocusSub = html.window.onFocus.listen((_) => webHasFocus = true); onBlurSub = html.window.onBlur.listen((_) => webHasFocus = false); } onLoginStateChanged ??= client.onLoginStateChanged.stream.listen((state) { if (loginState != state) { loginState = state; widget.apl.currentState.pushNamedAndRemoveAllOthers('/'); } }); // Cache and resend status message onOwnPresence ??= client.onPresence.stream.listen((presence) { if (client.isLogged() && client.userID == presence.senderId && presence.presence?.statusMsg != null) { Logs().v('Update status message: "${presence.presence.statusMsg}"'); store.setItem( SettingKeys.ownStatusMessage, presence.presence.statusMsg); } }); onUiaRequest ??= client.onUiaRequest.stream.listen(_onUiaRequest); if (PlatformInfos.isWeb || PlatformInfos.isLinux) { client.onSync.stream.first.then((s) { html.Notification.requestPermission(); onNotification ??= client.onEvent.stream .where((e) => e.type == EventUpdateType.timeline && [EventTypes.Message, EventTypes.Sticker, EventTypes.Encrypted] .contains(e.content['type']) && e.content['sender'] != client.userID) .listen(_showLocalNotification); }); } if (PlatformInfos.isMobile) { _backgroundPush = BackgroundPush(client, context, widget.apl); } } 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(); } } void initSettings() { if (store != null) { store.getItem(SettingKeys.jitsiInstance).then((final instance) => AppConfig.jitsiInstance = instance ?? AppConfig.jitsiInstance); store.getItem(SettingKeys.wallpaper).then((final path) async { if (path == null) return; 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); } } @override void dispose() { WidgetsBinding.instance.removeObserver(this); onRoomKeyRequestSub?.cancel(); onKeyVerificationRequestSub?.cancel(); onLoginStateChanged?.cancel(); onOwnPresence?.cancel(); onNotification?.cancel(); onFocusSub?.cancel(); onBlurSub?.cancel(); _backgroundPush?.onLogin?.cancel(); linuxNotifications.close(); super.dispose(); } @override Widget build(BuildContext context) { return Provider( create: (_) => this, child: widget.child, ); } } class FixedThreepidCreds extends ThreepidCreds { FixedThreepidCreds({ String sid, String clientSecret, String idServer, String idAccessToken, }) : super( sid: sid, clientSecret: clientSecret, idServer: idServer, idAccessToken: idAccessToken, ); @override Map toJson() { final data = {}; data['sid'] = sid; data['client_secret'] = clientSecret; if (idServer != null) data['id_server'] = idServer; if (idAccessToken != null) data['id_access_token'] = idAccessToken; return data; } }