1574 lines
53 KiB
Dart
1574 lines
53 KiB
Dart
/*
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* Famedly Matrix SDK
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* Copyright (C) 2019, 2020 Famedly GmbH
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import 'dart:async';
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import 'package:famedlysdk/matrix_api.dart';
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import 'package:famedlysdk/famedlysdk.dart';
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import 'package:famedlysdk/src/client.dart';
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import 'package:famedlysdk/src/event.dart';
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import 'package:famedlysdk/src/utils/event_update.dart';
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import 'package:famedlysdk/src/utils/logs.dart';
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import 'package:famedlysdk/src/utils/room_update.dart';
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import 'package:famedlysdk/src/utils/matrix_file.dart';
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import 'package:matrix_file_e2ee/matrix_file_e2ee.dart';
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import 'package:html_unescape/html_unescape.dart';
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import './user.dart';
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import 'timeline.dart';
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import 'utils/matrix_localizations.dart';
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import 'utils/states_map.dart';
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import './utils/markdown.dart';
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import './database/database.dart' show DbRoom;
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enum PushRuleState { notify, mentions_only, dont_notify }
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enum JoinRules { public, knock, invite, private }
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enum GuestAccess { can_join, forbidden }
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enum HistoryVisibility { invited, joined, shared, world_readable }
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const String MessageSendingStatusKey =
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'com.famedly.famedlysdk.message_sending_status';
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/// Represents a Matrix room.
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class Room {
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/// The full qualified Matrix ID for the room in the format '!localid:server.abc'.
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final String id;
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/// Membership status of the user for this room.
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Membership membership;
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/// The count of unread notifications.
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int notificationCount;
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/// The count of highlighted notifications.
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int highlightCount;
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/// A token that can be supplied to the from parameter of the rooms/{roomId}/messages endpoint.
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String prev_batch;
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/// The users which can be used to generate a room name if the room does not have one.
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/// Required if the room's m.room.name or m.room.canonical_alias state events are unset or empty.
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List<String> mHeroes = [];
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/// The number of users with membership of join, including the client's own user ID.
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int mJoinedMemberCount;
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/// The number of users with membership of invite.
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int mInvitedMemberCount;
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StatesMap states = StatesMap();
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/// Key-Value store for ephemerals.
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Map<String, BasicRoomEvent> ephemerals = {};
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/// Key-Value store for private account data only visible for this user.
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Map<String, BasicRoomEvent> roomAccountData = {};
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double _newestSortOrder;
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double _oldestSortOrder;
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double get newSortOrder {
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var now = DateTime.now().millisecondsSinceEpoch.toDouble();
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if (_newestSortOrder >= now) {
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now = _newestSortOrder + 1;
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}
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_newestSortOrder = now;
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return _newestSortOrder;
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}
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double get oldSortOrder {
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_oldestSortOrder--;
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return _oldestSortOrder;
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}
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void resetSortOrder() {
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_oldestSortOrder = _newestSortOrder = 0.0;
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}
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Future<void> updateSortOrder() async {
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await client.database?.updateRoomSortOrder(
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_oldestSortOrder, _newestSortOrder, client.id, id);
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}
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/// Flag if the room is partial, meaning not all state events have been loaded yet
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bool partial = true;
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/// Post-loads the room.
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/// This load all the missing state events for the room from the database
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/// If the room has already been loaded, this does nothing.
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Future<void> postLoad() async {
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if (!partial || client.database == null) {
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return;
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}
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final allStates = await client.database
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.getUnimportantRoomStatesForRoom(
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client.id, id, client.importantStateEvents.toList())
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.get();
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for (final state in allStates) {
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final newState = Event.fromDb(state, this);
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setState(newState);
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}
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partial = false;
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}
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/// Returns the [Event] for the given [typeKey] and optional [stateKey].
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/// If no [stateKey] is provided, it defaults to an empty string.
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Event getState(String typeKey, [String stateKey = '']) =>
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states.states[typeKey] != null ? states.states[typeKey][stateKey] : null;
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/// Adds the [state] to this room and overwrites a state with the same
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/// typeKey/stateKey key pair if there is one.
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void setState(Event state) {
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// Decrypt if necessary
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if (state.type == EventTypes.Encrypted && client.encryptionEnabled) {
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try {
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state = client.encryption.decryptRoomEventSync(id, state);
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} catch (e, s) {
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Logs.error('[LibOlm] Could not decrypt room state: ' + e.toString(), s);
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}
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}
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if (!(state.stateKey is String) &&
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![EventTypes.Message, EventTypes.Sticker, EventTypes.Encrypted]
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.contains(state.type)) {
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return;
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}
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if ((getState(state.type, state.stateKey ?? '')
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?.originServerTs
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?.millisecondsSinceEpoch ??
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0) >
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(state.originServerTs?.millisecondsSinceEpoch ?? 1)) {
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return;
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}
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if (!states.states.containsKey(state.type)) {
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states.states[state.type] = {};
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}
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states.states[state.type][state.stateKey ?? ''] = state;
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}
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/// ID of the fully read marker event.
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String get fullyRead => roomAccountData['m.fully_read'] != null
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? roomAccountData['m.fully_read'].content['event_id']
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: '';
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/// If something changes, this callback will be triggered. Will return the
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/// room id.
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final StreamController<String> onUpdate = StreamController.broadcast();
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/// If there is a new session key received, this will be triggered with
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/// the session ID.
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final StreamController<String> onSessionKeyReceived =
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StreamController.broadcast();
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/// The name of the room if set by a participant.
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String get name => states[EventTypes.RoomName] != null
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? states[EventTypes.RoomName].content['name']
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: '';
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/// The pinned events for this room. If there are no this returns an empty
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/// list.
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List<String> get pinnedEventIds => states[EventTypes.RoomPinnedEvents] != null
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? (states[EventTypes.RoomPinnedEvents].content['pinned'] is List<String>
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? states[EventTypes.RoomPinnedEvents].content['pinned']
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: <String>[])
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: <String>[];
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/// Returns a localized displayname for this server. If the room is a groupchat
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/// without a name, then it will return the localized version of 'Group with Alice' instead
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/// of just 'Alice' to make it different to a direct chat.
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/// Empty chats will become the localized version of 'Empty Chat'.
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/// This method requires a localization class which implements [MatrixLocalizations]
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String getLocalizedDisplayname(MatrixLocalizations i18n) {
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if ((name?.isEmpty ?? true) &&
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(canonicalAlias?.isEmpty ?? true) &&
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!isDirectChat &&
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(mHeroes != null && mHeroes.isNotEmpty)) {
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return i18n.groupWith(displayname);
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}
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if (displayname?.isNotEmpty ?? false) {
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return displayname;
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}
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return i18n.emptyChat;
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}
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/// The topic of the room if set by a participant.
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String get topic => states[EventTypes.RoomTopic] != null
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? states[EventTypes.RoomTopic].content['topic']
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: '';
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/// The avatar of the room if set by a participant.
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Uri get avatar {
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if (states[EventTypes.RoomAvatar] != null &&
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states[EventTypes.RoomAvatar].content['url'] != null) {
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return Uri.parse(states[EventTypes.RoomAvatar].content['url']);
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}
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if (mHeroes != null && mHeroes.length == 1 && states[mHeroes[0]] != null) {
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return states[mHeroes[0]].asUser.avatarUrl;
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}
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if (membership == Membership.invite &&
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getState(EventTypes.RoomMember, client.userID) != null) {
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return getState(EventTypes.RoomMember, client.userID).sender.avatarUrl;
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}
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return null;
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}
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/// The address in the format: #roomname:homeserver.org.
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String get canonicalAlias => states[EventTypes.RoomCanonicalAlias] != null &&
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states[EventTypes.RoomCanonicalAlias].content['alias'] is String
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? states[EventTypes.RoomCanonicalAlias].content['alias']
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: '';
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/// If this room is a direct chat, this is the matrix ID of the user.
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/// Returns null otherwise.
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String get directChatMatrixID {
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String returnUserId;
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if (client.directChats is Map<String, dynamic>) {
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client.directChats.forEach((String userId, dynamic roomIds) {
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if (roomIds is List<dynamic>) {
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for (var i = 0; i < roomIds.length; i++) {
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if (roomIds[i] == id) {
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returnUserId = userId;
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break;
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}
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}
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}
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});
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}
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return returnUserId;
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}
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/// Wheither this is a direct chat or not
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bool get isDirectChat => directChatMatrixID != null;
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/// Must be one of [all, mention]
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String notificationSettings;
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Event get lastEvent {
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// as lastEvent calculation is based on the state events we unfortunately cannot
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// use sortOrder here: With many state events we just know which ones are the
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// newest ones, without knowing in which order they actually happened. As such,
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// using the origin_server_ts is the best guess for this algorithm. While not
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// perfect, it is only used for the room preview in the room list and sorting
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// said room list, so it should be good enough.
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var lastTime = DateTime.fromMillisecondsSinceEpoch(0);
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var lastEvent = getState(EventTypes.Message);
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if (lastEvent == null) {
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states.forEach((final String key, final entry) {
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if (!entry.containsKey('')) return;
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final Event state = entry[''];
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if (state.originServerTs != null &&
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state.originServerTs.millisecondsSinceEpoch >
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lastTime.millisecondsSinceEpoch) {
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lastTime = state.originServerTs;
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lastEvent = state;
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}
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});
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}
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return lastEvent;
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}
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/// Returns a list of all current typing users.
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List<User> get typingUsers {
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if (!ephemerals.containsKey('m.typing')) return [];
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List<dynamic> typingMxid = ephemerals['m.typing'].content['user_ids'];
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var typingUsers = <User>[];
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for (var i = 0; i < typingMxid.length; i++) {
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typingUsers.add(getUserByMXIDSync(typingMxid[i]));
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}
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return typingUsers;
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}
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/// Your current client instance.
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final Client client;
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Room({
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this.id,
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this.membership = Membership.join,
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this.notificationCount = 0,
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this.highlightCount = 0,
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this.prev_batch = '',
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this.client,
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this.notificationSettings,
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this.mHeroes = const [],
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this.mInvitedMemberCount = 0,
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this.mJoinedMemberCount = 0,
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this.roomAccountData = const {},
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double newestSortOrder = 0.0,
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double oldestSortOrder = 0.0,
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}) : _newestSortOrder = newestSortOrder,
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_oldestSortOrder = oldestSortOrder;
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/// The default count of how much events should be requested when requesting the
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/// history of this room.
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static const int DefaultHistoryCount = 100;
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/// Calculates the displayname. First checks if there is a name, then checks for a canonical alias and
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/// then generates a name from the heroes.
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String get displayname {
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if (name != null && name.isNotEmpty) return name;
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if (canonicalAlias != null &&
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canonicalAlias.isNotEmpty &&
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canonicalAlias.length > 3) {
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return canonicalAlias.localpart;
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}
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var heroes = <String>[];
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if (mHeroes != null &&
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mHeroes.isNotEmpty &&
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mHeroes.any((h) => h.isNotEmpty)) {
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heroes = mHeroes;
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} else {
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if (states[EventTypes.RoomMember] is Map<String, dynamic>) {
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for (var entry in states[EventTypes.RoomMember].entries) {
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Event state = entry.value;
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if (state.type == EventTypes.RoomMember &&
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state.stateKey != client?.userID) heroes.add(state.stateKey);
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}
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}
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}
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if (heroes.isNotEmpty) {
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var displayname = '';
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for (var i = 0; i < heroes.length; i++) {
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if (heroes[i].isEmpty) continue;
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displayname += getUserByMXIDSync(heroes[i]).calcDisplayname() + ', ';
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}
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return displayname.substring(0, displayname.length - 2);
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}
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if (membership == Membership.invite &&
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getState(EventTypes.RoomMember, client.userID) != null) {
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return getState(EventTypes.RoomMember, client.userID)
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.sender
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.calcDisplayname();
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}
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return 'Empty chat';
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}
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/// The last message sent to this room.
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String get lastMessage {
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if (lastEvent != null) {
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return lastEvent.body;
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} else {
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return '';
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}
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}
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/// When the last message received.
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DateTime get timeCreated {
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if (lastEvent != null) {
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return lastEvent.originServerTs;
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}
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return DateTime.now();
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}
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/// Call the Matrix API to change the name of this room. Returns the event ID of the
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/// new m.room.name event.
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Future<String> setName(String newName) => client.api.sendState(
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id,
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EventTypes.RoomName,
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{'name': newName},
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);
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/// Call the Matrix API to change the topic of this room.
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Future<String> setDescription(String newName) => client.api.sendState(
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id,
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EventTypes.RoomTopic,
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{'topic': newName},
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);
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/// Add a tag to the room.
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Future<void> addTag(String tag, {double order}) => client.api.addRoomTag(
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client.userID,
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id,
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tag,
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order: order,
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);
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/// Removes a tag from the room.
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Future<void> removeTag(String tag) => client.api.removeRoomTag(
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client.userID,
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id,
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tag,
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);
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/// Returns all tags for this room.
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Map<String, Tag> get tags {
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if (roomAccountData['m.tag'] == null ||
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!(roomAccountData['m.tag'].content['tags'] is Map)) {
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return {};
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}
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final tags = (roomAccountData['m.tag'].content['tags'] as Map)
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.map((k, v) => MapEntry<String, Tag>(k, Tag.fromJson(v)));
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tags.removeWhere((k, v) => !TagType.isValid(k));
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return tags;
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}
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/// Returns true if this room has a m.favourite tag.
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bool get isFavourite => tags[TagType.Favourite] != null;
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/// Sets the m.favourite tag for this room.
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Future<void> setFavourite(bool favourite) =>
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favourite ? addTag(TagType.Favourite) : removeTag(TagType.Favourite);
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/// Call the Matrix API to change the pinned events of this room.
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Future<String> setPinnedEvents(List<String> pinnedEventIds) =>
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client.api.sendState(
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id,
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EventTypes.RoomPinnedEvents,
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{'pinned': pinnedEventIds},
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);
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/// return all current emote packs for this room
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Map<String, Map<String, String>> get emotePacks {
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final packs = <String, Map<String, String>>{};
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final normalizeEmotePackName = (String name) {
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name = name.replaceAll(' ', '-');
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name = name.replaceAll(RegExp(r'[^\w-]'), '');
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return name.toLowerCase();
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};
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final addEmotePack = (String packName, Map<String, dynamic> content,
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[String packNameOverride]) {
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if (!(content['short'] is Map)) {
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return;
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}
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if (content['pack'] is Map && content['pack']['name'] is String) {
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packName = content['pack']['name'];
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}
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if (packNameOverride != null && packNameOverride.isNotEmpty) {
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packName = packNameOverride;
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}
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packName = normalizeEmotePackName(packName);
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if (!packs.containsKey(packName)) {
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packs[packName] = <String, String>{};
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}
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content['short'].forEach((key, value) {
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if (key is String && value is String && value.startsWith('mxc://')) {
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packs[packName][key] = value;
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}
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});
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};
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// first add all the room emotes
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final allRoomEmotes = states.states['im.ponies.room_emotes'];
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if (allRoomEmotes != null) {
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for (final entry in allRoomEmotes.entries) {
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final stateKey = entry.key;
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final event = entry.value;
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addEmotePack(stateKey.isEmpty ? 'room' : stateKey, event.content);
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}
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}
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// next add all the user emotes
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final userEmotes = client.accountData['im.ponies.user_emotes'];
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if (userEmotes != null) {
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addEmotePack('user', userEmotes.content);
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}
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// finally add all the external emote rooms
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final emoteRooms = client.accountData['im.ponies.emote_rooms'];
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if (emoteRooms != null && emoteRooms.content['rooms'] is Map) {
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for (final roomEntry in emoteRooms.content['rooms'].entries) {
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final roomId = roomEntry.key;
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if (roomId == id) {
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continue;
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}
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final room = client.getRoomById(roomId);
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if (room != null && roomEntry.value is Map) {
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for (final stateKeyEntry in roomEntry.value.entries) {
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final stateKey = stateKeyEntry.key;
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final event = room.getState('im.ponies.room_emotes', stateKey);
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if (event != null && stateKeyEntry.value is Map) {
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addEmotePack(
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(room.canonicalAlias?.isEmpty ?? true)
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? room.id
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: canonicalAlias,
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event.content,
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stateKeyEntry.value['name']);
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}
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}
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}
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}
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}
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return packs;
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}
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/// Sends a normal text message to this room. Returns the event ID generated
|
|
/// by the server for this message.
|
|
Future<String> sendTextEvent(String message,
|
|
{String txid,
|
|
Event inReplyTo,
|
|
String editEventId,
|
|
bool parseMarkdown = true,
|
|
Map<String, Map<String, String>> emotePacks}) {
|
|
final event = <String, dynamic>{
|
|
'msgtype': 'm.text',
|
|
'body': message,
|
|
};
|
|
if (message.startsWith('/me ')) {
|
|
event['msgtype'] = 'm.emote';
|
|
event['body'] = message.substring(4);
|
|
}
|
|
if (parseMarkdown) {
|
|
final html = markdown(event['body'], emotePacks ?? this.emotePacks);
|
|
// if the decoded html is the same as the body, there is no need in sending a formatted message
|
|
if (HtmlUnescape().convert(html) != event['body']) {
|
|
event['format'] = 'org.matrix.custom.html';
|
|
event['formatted_body'] = html;
|
|
}
|
|
}
|
|
return sendEvent(event,
|
|
txid: txid, inReplyTo: inReplyTo, editEventId: editEventId);
|
|
}
|
|
|
|
/// Sends a reaction to an event with an [eventId] and the content [key] into a room.
|
|
/// Returns the event ID generated by the server for this reaction.
|
|
Future<String> sendReaction(String eventId, String key, {String txid}) {
|
|
return sendEvent({
|
|
'm.relates_to': {
|
|
'rel_type': RelationshipTypes.Reaction,
|
|
'event_id': eventId,
|
|
'key': key,
|
|
},
|
|
}, type: EventTypes.Reaction, txid: txid);
|
|
}
|
|
|
|
/// Sends a [file] to this room after uploading it. Returns the mxc uri of
|
|
/// the uploaded file. If [waitUntilSent] is true, the future will wait until
|
|
/// the message event has received the server. Otherwise the future will only
|
|
/// wait until the file has been uploaded.
|
|
Future<String> sendFileEvent(
|
|
MatrixFile file, {
|
|
String txid,
|
|
Event inReplyTo,
|
|
String editEventId,
|
|
bool waitUntilSent = false,
|
|
MatrixImageFile thumbnail,
|
|
}) async {
|
|
MatrixFile uploadFile = file; // ignore: omit_local_variable_types
|
|
MatrixFile uploadThumbnail = thumbnail; // ignore: omit_local_variable_types
|
|
EncryptedFile encryptedFile;
|
|
EncryptedFile encryptedThumbnail;
|
|
if (encrypted && client.fileEncryptionEnabled) {
|
|
encryptedFile = await file.encrypt();
|
|
uploadFile = encryptedFile.toMatrixFile();
|
|
|
|
if (thumbnail != null) {
|
|
encryptedThumbnail = await thumbnail.encrypt();
|
|
uploadThumbnail = encryptedThumbnail.toMatrixFile();
|
|
}
|
|
}
|
|
final uploadResp = await client.api.upload(
|
|
uploadFile.bytes,
|
|
uploadFile.name,
|
|
contentType: uploadFile.mimeType,
|
|
);
|
|
final thumbnailUploadResp = uploadThumbnail != null
|
|
? await client.api.upload(
|
|
uploadThumbnail.bytes,
|
|
uploadThumbnail.name,
|
|
contentType: uploadThumbnail.mimeType,
|
|
)
|
|
: null;
|
|
|
|
// Send event
|
|
var content = <String, dynamic>{
|
|
'msgtype': file.msgType,
|
|
'body': file.name,
|
|
'filename': file.name,
|
|
if (encryptedFile == null) 'url': uploadResp,
|
|
if (encryptedFile != null)
|
|
'file': {
|
|
'url': uploadResp,
|
|
'mimetype': file.mimeType,
|
|
'v': 'v2',
|
|
'key': {
|
|
'alg': 'A256CTR',
|
|
'ext': true,
|
|
'k': encryptedFile.k,
|
|
'key_ops': ['encrypt', 'decrypt'],
|
|
'kty': 'oct'
|
|
},
|
|
'iv': encryptedFile.iv,
|
|
'hashes': {'sha256': encryptedFile.sha256}
|
|
},
|
|
'info': {
|
|
...file.info,
|
|
if (thumbnail != null && encryptedThumbnail == null)
|
|
'thumbnail_url': thumbnailUploadResp,
|
|
if (thumbnail != null && encryptedThumbnail != null)
|
|
'thumbnail_file': {
|
|
'url': thumbnailUploadResp,
|
|
'mimetype': thumbnail.mimeType,
|
|
'v': 'v2',
|
|
'key': {
|
|
'alg': 'A256CTR',
|
|
'ext': true,
|
|
'k': encryptedThumbnail.k,
|
|
'key_ops': ['encrypt', 'decrypt'],
|
|
'kty': 'oct'
|
|
},
|
|
'iv': encryptedThumbnail.iv,
|
|
'hashes': {'sha256': encryptedThumbnail.sha256}
|
|
},
|
|
if (thumbnail != null) 'thumbnail_info': thumbnail.info,
|
|
}
|
|
};
|
|
final sendResponse = sendEvent(
|
|
content,
|
|
txid: txid,
|
|
inReplyTo: inReplyTo,
|
|
editEventId: editEventId,
|
|
);
|
|
if (waitUntilSent) {
|
|
await sendResponse;
|
|
}
|
|
return uploadResp;
|
|
}
|
|
|
|
/// Sends an event to this room with this json as a content. Returns the
|
|
/// event ID generated from the server.
|
|
Future<String> sendEvent(Map<String, dynamic> content,
|
|
{String type, String txid, Event inReplyTo, String editEventId}) async {
|
|
type = type ?? EventTypes.Message;
|
|
final sendType =
|
|
(encrypted && client.encryptionEnabled) ? EventTypes.Encrypted : type;
|
|
|
|
// Create new transaction id
|
|
String messageID;
|
|
if (txid == null) {
|
|
messageID = client.generateUniqueTransactionId();
|
|
} else {
|
|
messageID = txid;
|
|
}
|
|
|
|
if (inReplyTo != null) {
|
|
var replyText = '<${inReplyTo.senderId}> ' + inReplyTo.body;
|
|
var replyTextLines = replyText.split('\n');
|
|
for (var i = 0; i < replyTextLines.length; i++) {
|
|
replyTextLines[i] = '> ' + replyTextLines[i];
|
|
}
|
|
replyText = replyTextLines.join('\n');
|
|
content['format'] = 'org.matrix.custom.html';
|
|
content['formatted_body'] =
|
|
'<mx-reply><blockquote><a href="https://matrix.to/#/${inReplyTo.room.id}/${inReplyTo.eventId}">In reply to</a> <a href="https://matrix.to/#/${inReplyTo.senderId}">${inReplyTo.senderId}</a><br>${inReplyTo.body}</blockquote></mx-reply>${content["formatted_body"] ?? content["body"]}';
|
|
content['body'] = replyText + "\n\n${content["body"] ?? ""}";
|
|
content['m.relates_to'] = {
|
|
'm.in_reply_to': {
|
|
'event_id': inReplyTo.eventId,
|
|
},
|
|
};
|
|
}
|
|
if (editEventId != null) {
|
|
final newContent = Map<String, dynamic>.from(content);
|
|
content['m.new_content'] = newContent;
|
|
content['m.relates_to'] = {
|
|
'event_id': editEventId,
|
|
'rel_type': RelationshipTypes.Edit,
|
|
};
|
|
if (content['body'] is String) {
|
|
content['body'] = '* ' + content['body'];
|
|
}
|
|
if (content['formatted_body'] is String) {
|
|
content['formatted_body'] = '* ' + content['formatted_body'];
|
|
}
|
|
}
|
|
|
|
final syncUpdate = SyncUpdate()
|
|
..rooms = (RoomsUpdate()
|
|
..join = (<String, JoinedRoomUpdate>{}..[id] = (JoinedRoomUpdate()
|
|
..timeline = (TimelineUpdate()
|
|
..events = [
|
|
MatrixEvent()
|
|
..content = content
|
|
..type = type
|
|
..eventId = messageID
|
|
..senderId = client.userID
|
|
..originServerTs = DateTime.now()
|
|
..unsigned = {
|
|
MessageSendingStatusKey: 0,
|
|
'transaction_id': messageID,
|
|
},
|
|
]))));
|
|
await client.handleSync(syncUpdate);
|
|
|
|
// Send the text and on success, store and display a *sent* event.
|
|
try {
|
|
final sendMessageContent = encrypted && client.encryptionEnabled
|
|
? await client.encryption
|
|
.encryptGroupMessagePayload(id, content, type: type)
|
|
: content;
|
|
final res = await client.api.sendMessage(
|
|
id,
|
|
sendType,
|
|
messageID,
|
|
sendMessageContent,
|
|
);
|
|
syncUpdate.rooms.join.values.first.timeline.events.first
|
|
.unsigned[MessageSendingStatusKey] = 1;
|
|
syncUpdate.rooms.join.values.first.timeline.events.first.eventId = res;
|
|
await client.handleSync(syncUpdate);
|
|
return res;
|
|
} catch (e, s) {
|
|
Logs.warning(
|
|
'[Client] Problem while sending message: ' + e.toString(), s);
|
|
syncUpdate.rooms.join.values.first.timeline.events.first
|
|
.unsigned[MessageSendingStatusKey] = -1;
|
|
await client.handleSync(syncUpdate);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/// Call the Matrix API to join this room if the user is not already a member.
|
|
/// If this room is intended to be a direct chat, the direct chat flag will
|
|
/// automatically be set.
|
|
Future<void> join() async {
|
|
try {
|
|
await client.api.joinRoom(id);
|
|
final invitation = getState(EventTypes.RoomMember, client.userID);
|
|
if (invitation != null &&
|
|
invitation.content['is_direct'] is bool &&
|
|
invitation.content['is_direct']) {
|
|
await addToDirectChat(invitation.sender.id);
|
|
}
|
|
} on MatrixException catch (exception) {
|
|
if (exception.errorMessage == 'No known servers') {
|
|
await client.database?.forgetRoom(client.id, id);
|
|
client.onRoomUpdate.add(
|
|
RoomUpdate(
|
|
id: id,
|
|
membership: Membership.leave,
|
|
notification_count: 0,
|
|
highlight_count: 0),
|
|
);
|
|
}
|
|
rethrow;
|
|
}
|
|
}
|
|
|
|
/// Call the Matrix API to leave this room. If this room is set as a direct
|
|
/// chat, this will be removed too.
|
|
Future<void> leave() async {
|
|
if (directChatMatrixID != '') await removeFromDirectChat();
|
|
await client.api.leaveRoom(id);
|
|
return;
|
|
}
|
|
|
|
/// Call the Matrix API to forget this room if you already left it.
|
|
Future<void> forget() async {
|
|
await client.database?.forgetRoom(client.id, id);
|
|
await client.api.forgetRoom(id);
|
|
return;
|
|
}
|
|
|
|
/// Call the Matrix API to kick a user from this room.
|
|
Future<void> kick(String userID) => client.api.kickFromRoom(id, userID);
|
|
|
|
/// Call the Matrix API to ban a user from this room.
|
|
Future<void> ban(String userID) => client.api.banFromRoom(id, userID);
|
|
|
|
/// Call the Matrix API to unban a banned user from this room.
|
|
Future<void> unban(String userID) => client.api.unbanInRoom(id, userID);
|
|
|
|
/// Set the power level of the user with the [userID] to the value [power].
|
|
/// Returns the event ID of the new state event. If there is no known
|
|
/// power level event, there might something broken and this returns null.
|
|
Future<String> setPower(String userID, int power) async {
|
|
if (states[EventTypes.RoomPowerLevels] == null) return null;
|
|
final powerMap = <String, dynamic>{}
|
|
..addAll(states[EventTypes.RoomPowerLevels].content);
|
|
if (powerMap['users'] == null) powerMap['users'] = {};
|
|
powerMap['users'][userID] = power;
|
|
|
|
return await client.api.sendState(
|
|
id,
|
|
EventTypes.RoomPowerLevels,
|
|
powerMap,
|
|
);
|
|
}
|
|
|
|
/// Call the Matrix API to invite a user to this room.
|
|
Future<void> invite(String userID) => client.api.inviteToRoom(id, userID);
|
|
|
|
/// Request more previous events from the server. [historyCount] defines how much events should
|
|
/// be received maximum. When the request is answered, [onHistoryReceived] will be triggered **before**
|
|
/// the historical events will be published in the onEvent stream.
|
|
Future<void> requestHistory(
|
|
{int historyCount = DefaultHistoryCount, onHistoryReceived}) async {
|
|
final resp = await client.api.requestMessages(
|
|
id,
|
|
prev_batch,
|
|
Direction.b,
|
|
limit: historyCount,
|
|
filter: Client.messagesFilters,
|
|
);
|
|
|
|
if (onHistoryReceived != null) onHistoryReceived();
|
|
prev_batch = resp.end;
|
|
|
|
final loadFn = () async {
|
|
if (!((resp.chunk?.isNotEmpty ?? false) && resp.end != null)) return;
|
|
|
|
await client.handleSync(
|
|
SyncUpdate()
|
|
..rooms = (RoomsUpdate()
|
|
..join = {
|
|
'$id': (JoinedRoomUpdate()
|
|
..state = resp.state
|
|
..timeline = (TimelineUpdate()
|
|
..events = resp.chunk
|
|
..prevBatch = resp.end)),
|
|
}),
|
|
sortAtTheEnd: true);
|
|
};
|
|
|
|
if (client.database != null) {
|
|
await client.database.transaction(() async {
|
|
await client.database.setRoomPrevBatch(resp.end, client.id, id);
|
|
await loadFn();
|
|
await updateSortOrder();
|
|
});
|
|
} else {
|
|
await loadFn();
|
|
}
|
|
}
|
|
|
|
/// Sets this room as a direct chat for this user if not already.
|
|
Future<void> addToDirectChat(String userID) async {
|
|
var directChats = client.directChats;
|
|
if (directChats[userID] is List) {
|
|
if (!directChats[userID].contains(id)) {
|
|
directChats[userID].add(id);
|
|
} else {
|
|
return;
|
|
} // Is already in direct chats
|
|
} else {
|
|
directChats[userID] = [id];
|
|
}
|
|
|
|
await client.api.setAccountData(
|
|
client.userID,
|
|
'm.direct',
|
|
directChats,
|
|
);
|
|
return;
|
|
}
|
|
|
|
/// Removes this room from all direct chat tags.
|
|
Future<void> removeFromDirectChat() async {
|
|
var directChats = client.directChats;
|
|
if (directChats[directChatMatrixID] is List &&
|
|
directChats[directChatMatrixID].contains(id)) {
|
|
directChats[directChatMatrixID].remove(id);
|
|
} else {
|
|
return;
|
|
} // Nothing to do here
|
|
|
|
await client.api.setRoomAccountData(
|
|
client.userID,
|
|
id,
|
|
'm.direct',
|
|
directChats,
|
|
);
|
|
return;
|
|
}
|
|
|
|
/// Sends *m.fully_read* and *m.read* for the given event ID.
|
|
Future<void> sendReadReceipt(String eventID) async {
|
|
notificationCount = 0;
|
|
await client.database?.resetNotificationCount(client.id, id);
|
|
await client.api.sendReadMarker(
|
|
id,
|
|
eventID,
|
|
readReceiptLocationEventId: eventID,
|
|
);
|
|
return;
|
|
}
|
|
|
|
/// Returns a Room from a json String which comes normally from the store. If the
|
|
/// state are also given, the method will await them.
|
|
static Future<Room> getRoomFromTableRow(
|
|
DbRoom row, // either Map<String, dynamic> or DbRoom
|
|
Client matrix, {
|
|
dynamic states, // DbRoomState, as iterator and optionally as future
|
|
dynamic
|
|
roomAccountData, // DbRoomAccountData, as iterator and optionally as future
|
|
}) async {
|
|
final newRoom = Room(
|
|
id: row.roomId,
|
|
membership: Membership.values
|
|
.firstWhere((e) => e.toString() == 'Membership.' + row.membership),
|
|
notificationCount: row.notificationCount,
|
|
highlightCount: row.highlightCount,
|
|
notificationSettings: 'mention', // TODO: do proper things
|
|
prev_batch: row.prevBatch,
|
|
mInvitedMemberCount: row.invitedMemberCount,
|
|
mJoinedMemberCount: row.joinedMemberCount,
|
|
mHeroes: row.heroes?.split(',') ?? [],
|
|
client: matrix,
|
|
roomAccountData: {},
|
|
newestSortOrder: row.newestSortOrder,
|
|
oldestSortOrder: row.oldestSortOrder,
|
|
);
|
|
|
|
if (states != null) {
|
|
var rawStates;
|
|
if (states is Future) {
|
|
rawStates = await states;
|
|
} else {
|
|
rawStates = states;
|
|
}
|
|
for (final rawState in rawStates) {
|
|
final newState = Event.fromDb(rawState, newRoom);
|
|
newRoom.setState(newState);
|
|
}
|
|
}
|
|
|
|
var newRoomAccountData = <String, BasicRoomEvent>{};
|
|
if (roomAccountData != null) {
|
|
var rawRoomAccountData;
|
|
if (roomAccountData is Future) {
|
|
rawRoomAccountData = await roomAccountData;
|
|
} else {
|
|
rawRoomAccountData = roomAccountData;
|
|
}
|
|
for (final singleAccountData in rawRoomAccountData) {
|
|
final content = Event.getMapFromPayload(singleAccountData.content);
|
|
final newData = BasicRoomEvent(
|
|
content: content,
|
|
type: singleAccountData.type,
|
|
roomId: singleAccountData.roomId,
|
|
);
|
|
newRoomAccountData[newData.type] = newData;
|
|
}
|
|
}
|
|
newRoom.roomAccountData = newRoomAccountData;
|
|
|
|
return newRoom;
|
|
}
|
|
|
|
/// Creates a timeline from the store. Returns a [Timeline] object.
|
|
Future<Timeline> getTimeline(
|
|
{onTimelineUpdateCallback onUpdate,
|
|
onTimelineInsertCallback onInsert}) async {
|
|
await postLoad();
|
|
var events;
|
|
if (client.database != null) {
|
|
events = await client.database.getEventList(client.id, this);
|
|
} else {
|
|
events = <Event>[];
|
|
}
|
|
|
|
// Try again to decrypt encrypted events and update the database.
|
|
if (encrypted && client.database != null && client.encryptionEnabled) {
|
|
await client.database.transaction(() async {
|
|
for (var i = 0; i < events.length; i++) {
|
|
if (events[i].type == EventTypes.Encrypted &&
|
|
events[i].content['can_request_session'] == true) {
|
|
events[i] = await client.encryption
|
|
.decryptRoomEvent(id, events[i], store: true);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
var timeline = Timeline(
|
|
room: this,
|
|
events: events,
|
|
onUpdate: onUpdate,
|
|
onInsert: onInsert,
|
|
);
|
|
if (client.database == null) {
|
|
prev_batch = '';
|
|
await requestHistory(historyCount: 10);
|
|
}
|
|
return timeline;
|
|
}
|
|
|
|
/// Returns all participants for this room. With lazy loading this
|
|
/// list may not be complete. User [requestParticipants] in this
|
|
/// case.
|
|
List<User> getParticipants() {
|
|
var userList = <User>[];
|
|
if (states[EventTypes.RoomMember] is Map<String, dynamic>) {
|
|
for (var entry in states[EventTypes.RoomMember].entries) {
|
|
Event state = entry.value;
|
|
if (state.type == EventTypes.RoomMember) userList.add(state.asUser);
|
|
}
|
|
}
|
|
return userList;
|
|
}
|
|
|
|
/// Request the full list of participants from the server. The local list
|
|
/// from the store is not complete if the client uses lazy loading.
|
|
Future<List<User>> requestParticipants() async {
|
|
if (!participantListComplete && partial && client.database != null) {
|
|
// we aren't fully loaded, maybe the users are in the database
|
|
final users = await client.database.getUsers(client.id, this);
|
|
for (final user in users) {
|
|
setState(user);
|
|
}
|
|
}
|
|
if (participantListComplete) return getParticipants();
|
|
final matrixEvents = await client.api.requestMembers(id);
|
|
final users =
|
|
matrixEvents.map((e) => Event.fromMatrixEvent(e, this).asUser).toList();
|
|
for (final user in users) {
|
|
setState(user); // at *least* cache this in-memory
|
|
}
|
|
users.removeWhere(
|
|
(u) => [Membership.leave, Membership.ban].contains(u.membership));
|
|
return users;
|
|
}
|
|
|
|
/// Checks if the local participant list of joined and invited users is complete.
|
|
bool get participantListComplete {
|
|
var knownParticipants = getParticipants();
|
|
knownParticipants.removeWhere(
|
|
(u) => ![Membership.join, Membership.invite].contains(u.membership));
|
|
return knownParticipants.length ==
|
|
(mJoinedMemberCount ?? 0) + (mInvitedMemberCount ?? 0);
|
|
}
|
|
|
|
/// Returns the [User] object for the given [mxID] or requests it from
|
|
/// the homeserver and waits for a response.
|
|
Future<User> getUserByMXID(String mxID) async {
|
|
if (states[mxID] != null) return states[mxID].asUser;
|
|
return requestUser(mxID);
|
|
}
|
|
|
|
/// Returns the [User] object for the given [mxID] or requests it from
|
|
/// the homeserver and returns a default [User] object while waiting.
|
|
User getUserByMXIDSync(String mxID) {
|
|
if (states[mxID] != null) {
|
|
return states[mxID].asUser;
|
|
} else {
|
|
requestUser(mxID, ignoreErrors: true);
|
|
return User(mxID, room: this);
|
|
}
|
|
}
|
|
|
|
final Set<String> _requestingMatrixIds = {};
|
|
|
|
/// Requests a missing [User] for this room. Important for clients using
|
|
/// lazy loading. If the user can't be found this method tries to fetch
|
|
/// the displayname and avatar from the profile if [requestProfile] is true.
|
|
Future<User> requestUser(
|
|
String mxID, {
|
|
bool ignoreErrors = false,
|
|
bool requestProfile = true,
|
|
}) async {
|
|
if (getState(EventTypes.RoomMember, mxID) != null) {
|
|
return getState(EventTypes.RoomMember, mxID).asUser;
|
|
}
|
|
if (client.database != null) {
|
|
// it may be in the database
|
|
final user = await client.database.getUser(client.id, mxID, this);
|
|
if (user != null) {
|
|
setState(user);
|
|
if (onUpdate != null) onUpdate.add(id);
|
|
return user;
|
|
}
|
|
}
|
|
if (mxID == null || !_requestingMatrixIds.add(mxID)) return null;
|
|
Map<String, dynamic> resp;
|
|
try {
|
|
resp = await client.api.requestStateContent(
|
|
id,
|
|
EventTypes.RoomMember,
|
|
mxID,
|
|
);
|
|
} catch (exception) {
|
|
if (!ignoreErrors) {
|
|
_requestingMatrixIds.remove(mxID);
|
|
rethrow;
|
|
}
|
|
}
|
|
if (resp == null && requestProfile) {
|
|
try {
|
|
final profile = await client.api.requestProfile(mxID);
|
|
resp = {
|
|
'displayname': profile.displayname,
|
|
'avatar_url': profile.avatarUrl,
|
|
};
|
|
} catch (exception) {
|
|
_requestingMatrixIds.remove(mxID);
|
|
if (!ignoreErrors) rethrow;
|
|
}
|
|
}
|
|
if (resp == null) {
|
|
return null;
|
|
}
|
|
final user = User(mxID,
|
|
displayName: resp['displayname'],
|
|
avatarUrl: resp['avatar_url'],
|
|
room: this);
|
|
states[mxID] = user;
|
|
await client.database?.transaction(() async {
|
|
final content = <String, dynamic>{
|
|
'sender': mxID,
|
|
'type': EventTypes.RoomMember,
|
|
'content': resp,
|
|
'state_key': mxID,
|
|
};
|
|
await client.database.storeEventUpdate(
|
|
client.id,
|
|
EventUpdate(
|
|
content: content,
|
|
roomID: id,
|
|
type: 'state',
|
|
eventType: EventTypes.RoomMember,
|
|
sortOrder: 0.0),
|
|
);
|
|
});
|
|
if (onUpdate != null) onUpdate.add(id);
|
|
_requestingMatrixIds.remove(mxID);
|
|
return user;
|
|
}
|
|
|
|
/// Searches for the event on the server. Returns null if not found.
|
|
Future<Event> getEventById(String eventID) async {
|
|
final matrixEvent = await client.api.requestEvent(id, eventID);
|
|
return Event.fromMatrixEvent(matrixEvent, this);
|
|
}
|
|
|
|
/// Returns the power level of the given user ID.
|
|
int getPowerLevelByUserId(String userId) {
|
|
var powerLevel = 0;
|
|
Event powerLevelState = states[EventTypes.RoomPowerLevels];
|
|
if (powerLevelState == null) return powerLevel;
|
|
if (powerLevelState.content['users_default'] is int) {
|
|
powerLevel = powerLevelState.content['users_default'];
|
|
}
|
|
if (powerLevelState.content['users'] is Map<String, dynamic> &&
|
|
powerLevelState.content['users'][userId] != null) {
|
|
powerLevel = powerLevelState.content['users'][userId];
|
|
}
|
|
return powerLevel;
|
|
}
|
|
|
|
/// Returns the user's own power level.
|
|
int get ownPowerLevel => getPowerLevelByUserId(client.userID);
|
|
|
|
/// Returns the power levels from all users for this room or null if not given.
|
|
Map<String, int> get powerLevels {
|
|
Event powerLevelState = states[EventTypes.RoomPowerLevels];
|
|
if (powerLevelState.content['users'] is Map<String, int>) {
|
|
return powerLevelState.content['users'];
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/// Uploads a new user avatar for this room. Returns the event ID of the new
|
|
/// m.room.avatar event.
|
|
Future<String> setAvatar(MatrixFile file) async {
|
|
final uploadResp = await client.api.upload(file.bytes, file.name);
|
|
return await client.api.sendState(
|
|
id,
|
|
EventTypes.RoomAvatar,
|
|
{'url': uploadResp},
|
|
);
|
|
}
|
|
|
|
bool _hasPermissionFor(String action) {
|
|
if (getState(EventTypes.RoomPowerLevels) == null ||
|
|
getState(EventTypes.RoomPowerLevels).content[action] == null) {
|
|
return true;
|
|
}
|
|
return ownPowerLevel >=
|
|
getState(EventTypes.RoomPowerLevels).content[action];
|
|
}
|
|
|
|
/// The level required to ban a user.
|
|
bool get canBan => _hasPermissionFor('ban');
|
|
|
|
/// The default level required to send message events. Can be overridden by the events key.
|
|
bool get canSendDefaultMessages => _hasPermissionFor('events_default');
|
|
|
|
/// The level required to invite a user.
|
|
bool get canInvite => _hasPermissionFor('invite');
|
|
|
|
/// The level required to kick a user.
|
|
bool get canKick => _hasPermissionFor('kick');
|
|
|
|
/// The level required to redact an event.
|
|
bool get canRedact => _hasPermissionFor('redact');
|
|
|
|
/// The default level required to send state events. Can be overridden by the events key.
|
|
bool get canSendDefaultStates => _hasPermissionFor('state_default');
|
|
|
|
bool get canChangePowerLevel => canSendEvent(EventTypes.RoomPowerLevels);
|
|
|
|
bool canSendEvent(String eventType) {
|
|
if (getState(EventTypes.RoomPowerLevels) == null) return true;
|
|
if (getState(EventTypes.RoomPowerLevels).content['events'] == null ||
|
|
getState(EventTypes.RoomPowerLevels).content['events'][eventType] ==
|
|
null) {
|
|
return eventType == EventTypes.Message
|
|
? canSendDefaultMessages
|
|
: canSendDefaultStates;
|
|
}
|
|
return ownPowerLevel >=
|
|
getState(EventTypes.RoomPowerLevels).content['events'][eventType];
|
|
}
|
|
|
|
/// Returns the [PushRuleState] for this room, based on the m.push_rules stored in
|
|
/// the account_data.
|
|
PushRuleState get pushRuleState {
|
|
if (!client.accountData.containsKey('m.push_rules') ||
|
|
!(client.accountData['m.push_rules'].content['global'] is Map)) {
|
|
return PushRuleState.notify;
|
|
}
|
|
final Map<String, dynamic> globalPushRules =
|
|
client.accountData['m.push_rules'].content['global'];
|
|
if (globalPushRules == null) return PushRuleState.notify;
|
|
|
|
if (globalPushRules['override'] is List) {
|
|
for (var i = 0; i < globalPushRules['override'].length; i++) {
|
|
if (globalPushRules['override'][i]['rule_id'] == id) {
|
|
if (globalPushRules['override'][i]['actions']
|
|
.indexOf('dont_notify') !=
|
|
-1) {
|
|
return PushRuleState.dont_notify;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (globalPushRules['room'] is List) {
|
|
for (var i = 0; i < globalPushRules['room'].length; i++) {
|
|
if (globalPushRules['room'][i]['rule_id'] == id) {
|
|
if (globalPushRules['room'][i]['actions'].indexOf('dont_notify') !=
|
|
-1) {
|
|
return PushRuleState.mentions_only;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return PushRuleState.notify;
|
|
}
|
|
|
|
/// Sends a request to the homeserver to set the [PushRuleState] for this room.
|
|
/// Returns ErrorResponse if something goes wrong.
|
|
Future<void> setPushRuleState(PushRuleState newState) async {
|
|
if (newState == pushRuleState) return null;
|
|
dynamic resp;
|
|
switch (newState) {
|
|
// All push notifications should be sent to the user
|
|
case PushRuleState.notify:
|
|
if (pushRuleState == PushRuleState.dont_notify) {
|
|
await client.api.deletePushRule('global', PushRuleKind.override, id);
|
|
} else if (pushRuleState == PushRuleState.mentions_only) {
|
|
await client.api.deletePushRule('global', PushRuleKind.room, id);
|
|
}
|
|
break;
|
|
// Only when someone mentions the user, a push notification should be sent
|
|
case PushRuleState.mentions_only:
|
|
if (pushRuleState == PushRuleState.dont_notify) {
|
|
await client.api.deletePushRule('global', PushRuleKind.override, id);
|
|
await client.api.setPushRule(
|
|
'global',
|
|
PushRuleKind.room,
|
|
id,
|
|
[PushRuleAction.dont_notify],
|
|
);
|
|
} else if (pushRuleState == PushRuleState.notify) {
|
|
await client.api.setPushRule(
|
|
'global',
|
|
PushRuleKind.room,
|
|
id,
|
|
[PushRuleAction.dont_notify],
|
|
);
|
|
}
|
|
break;
|
|
// No push notification should be ever sent for this room.
|
|
case PushRuleState.dont_notify:
|
|
if (pushRuleState == PushRuleState.mentions_only) {
|
|
await client.api.deletePushRule('global', PushRuleKind.room, id);
|
|
}
|
|
await client.api.setPushRule(
|
|
'global',
|
|
PushRuleKind.override,
|
|
id,
|
|
[PushRuleAction.dont_notify],
|
|
conditions: [
|
|
PushConditions('event_match', key: 'room_id', pattern: id)
|
|
],
|
|
);
|
|
}
|
|
return resp;
|
|
}
|
|
|
|
/// Redacts this event. Returns [ErrorResponse] on error.
|
|
Future<String> redactEvent(String eventId,
|
|
{String reason, String txid}) async {
|
|
// Create new transaction id
|
|
String messageID;
|
|
final now = DateTime.now().millisecondsSinceEpoch;
|
|
if (txid == null) {
|
|
messageID = 'msg$now';
|
|
} else {
|
|
messageID = txid;
|
|
}
|
|
var data = <String, dynamic>{};
|
|
if (reason != null) data['reason'] = reason;
|
|
return await client.api.redact(
|
|
id,
|
|
eventId,
|
|
messageID,
|
|
reason: reason,
|
|
);
|
|
}
|
|
|
|
Future<void> sendTypingInfo(bool isTyping, {int timeout}) {
|
|
var data = <String, dynamic>{
|
|
'typing': isTyping,
|
|
};
|
|
if (timeout != null) data['timeout'] = timeout;
|
|
return client.api.sendTypingNotification(client.userID, id, isTyping);
|
|
}
|
|
|
|
/// This is sent by the caller when they wish to establish a call.
|
|
/// [callId] is a unique identifier for the call.
|
|
/// [version] is the version of the VoIP specification this message adheres to. This specification is version 0.
|
|
/// [lifetime] is the time in milliseconds that the invite is valid for. Once the invite age exceeds this value,
|
|
/// clients should discard it. They should also no longer show the call as awaiting an answer in the UI.
|
|
/// [type] The type of session description. Must be 'offer'.
|
|
/// [sdp] The SDP text of the session description.
|
|
Future<String> inviteToCall(String callId, int lifetime, String sdp,
|
|
{String type = 'offer', int version = 0, String txid}) async {
|
|
txid ??= 'txid${DateTime.now().millisecondsSinceEpoch}';
|
|
|
|
return await client.api.sendMessage(
|
|
id,
|
|
EventTypes.CallInvite,
|
|
txid,
|
|
{
|
|
'call_id': callId,
|
|
'lifetime': lifetime,
|
|
'offer': {'sdp': sdp, 'type': type},
|
|
'version': version,
|
|
},
|
|
);
|
|
}
|
|
|
|
/// This is sent by callers after sending an invite and by the callee after answering.
|
|
/// Its purpose is to give the other party additional ICE candidates to try using to communicate.
|
|
///
|
|
/// [callId] The ID of the call this event relates to.
|
|
///
|
|
/// [version] The version of the VoIP specification this messages adheres to. This specification is version 0.
|
|
///
|
|
/// [candidates] Array of objects describing the candidates. Example:
|
|
///
|
|
/// ```
|
|
/// [
|
|
/// {
|
|
/// "candidate": "candidate:863018703 1 udp 2122260223 10.9.64.156 43670 typ host generation 0",
|
|
/// "sdpMLineIndex": 0,
|
|
/// "sdpMid": "audio"
|
|
/// }
|
|
/// ],
|
|
/// ```
|
|
Future<String> sendCallCandidates(
|
|
String callId,
|
|
List<Map<String, dynamic>> candidates, {
|
|
int version = 0,
|
|
String txid,
|
|
}) async {
|
|
txid ??= 'txid${DateTime.now().millisecondsSinceEpoch}';
|
|
return await client.api.sendMessage(
|
|
id,
|
|
EventTypes.CallCandidates,
|
|
txid,
|
|
{
|
|
'call_id': callId,
|
|
'candidates': candidates,
|
|
'version': version,
|
|
},
|
|
);
|
|
}
|
|
|
|
/// This event is sent by the callee when they wish to answer the call.
|
|
/// [callId] is a unique identifier for the call.
|
|
/// [version] is the version of the VoIP specification this message adheres to. This specification is version 0.
|
|
/// [type] The type of session description. Must be 'answer'.
|
|
/// [sdp] The SDP text of the session description.
|
|
Future<String> answerCall(String callId, String sdp,
|
|
{String type = 'answer', int version = 0, String txid}) async {
|
|
txid ??= 'txid${DateTime.now().millisecondsSinceEpoch}';
|
|
return await client.api.sendMessage(
|
|
id,
|
|
EventTypes.CallAnswer,
|
|
txid,
|
|
{
|
|
'call_id': callId,
|
|
'answer': {'sdp': sdp, 'type': type},
|
|
'version': version,
|
|
},
|
|
);
|
|
}
|
|
|
|
/// This event is sent by the callee when they wish to answer the call.
|
|
/// [callId] The ID of the call this event relates to.
|
|
/// [version] is the version of the VoIP specification this message adheres to. This specification is version 0.
|
|
Future<String> hangupCall(String callId,
|
|
{int version = 0, String txid}) async {
|
|
txid ??= 'txid${DateTime.now().millisecondsSinceEpoch}';
|
|
return await client.api.sendMessage(
|
|
id,
|
|
EventTypes.CallHangup,
|
|
txid,
|
|
{
|
|
'call_id': callId,
|
|
'version': version,
|
|
},
|
|
);
|
|
}
|
|
|
|
/// Returns all aliases for this room.
|
|
List<String> get aliases {
|
|
var aliases = <String>[];
|
|
for (var aliasEvent in states.states[EventTypes.RoomAliases].values) {
|
|
if (aliasEvent.content['aliases'] is List) {
|
|
aliases.addAll(aliasEvent.content['aliases']);
|
|
}
|
|
}
|
|
return aliases;
|
|
}
|
|
|
|
/// A room may be public meaning anyone can join the room without any prior action. Alternatively,
|
|
/// it can be invite meaning that a user who wishes to join the room must first receive an invite
|
|
/// to the room from someone already inside of the room. Currently, knock and private are reserved
|
|
/// keywords which are not implemented.
|
|
JoinRules get joinRules => getState(EventTypes.RoomJoinRules) != null
|
|
? JoinRules.values.firstWhere(
|
|
(r) =>
|
|
r.toString().replaceAll('JoinRules.', '') ==
|
|
getState(EventTypes.RoomJoinRules).content['join_rule'],
|
|
orElse: () => null)
|
|
: null;
|
|
|
|
/// Changes the join rules. You should check first if the user is able to change it.
|
|
Future<void> setJoinRules(JoinRules joinRules) async {
|
|
await client.api.sendState(
|
|
id,
|
|
EventTypes.RoomJoinRules,
|
|
{
|
|
'join_rule': joinRules.toString().replaceAll('JoinRules.', ''),
|
|
},
|
|
);
|
|
return;
|
|
}
|
|
|
|
/// Whether the user has the permission to change the join rules.
|
|
bool get canChangeJoinRules => canSendEvent(EventTypes.RoomJoinRules);
|
|
|
|
/// This event controls whether guest users are allowed to join rooms. If this event
|
|
/// is absent, servers should act as if it is present and has the guest_access value "forbidden".
|
|
GuestAccess get guestAccess => getState(EventTypes.GuestAccess) != null
|
|
? GuestAccess.values.firstWhere(
|
|
(r) =>
|
|
r.toString().replaceAll('GuestAccess.', '') ==
|
|
getState(EventTypes.GuestAccess).content['guest_access'],
|
|
orElse: () => GuestAccess.forbidden)
|
|
: GuestAccess.forbidden;
|
|
|
|
/// Changes the guest access. You should check first if the user is able to change it.
|
|
Future<void> setGuestAccess(GuestAccess guestAccess) async {
|
|
await client.api.sendState(
|
|
id,
|
|
EventTypes.GuestAccess,
|
|
{
|
|
'guest_access': guestAccess.toString().replaceAll('GuestAccess.', ''),
|
|
},
|
|
);
|
|
return;
|
|
}
|
|
|
|
/// Whether the user has the permission to change the guest access.
|
|
bool get canChangeGuestAccess => canSendEvent(EventTypes.GuestAccess);
|
|
|
|
/// This event controls whether a user can see the events that happened in a room from before they joined.
|
|
HistoryVisibility get historyVisibility =>
|
|
getState(EventTypes.HistoryVisibility) != null
|
|
? HistoryVisibility.values.firstWhere(
|
|
(r) =>
|
|
r.toString().replaceAll('HistoryVisibility.', '') ==
|
|
getState(EventTypes.HistoryVisibility)
|
|
.content['history_visibility'],
|
|
orElse: () => null)
|
|
: null;
|
|
|
|
/// Changes the history visibility. You should check first if the user is able to change it.
|
|
Future<void> setHistoryVisibility(HistoryVisibility historyVisibility) async {
|
|
await client.api.sendState(
|
|
id,
|
|
EventTypes.HistoryVisibility,
|
|
{
|
|
'history_visibility':
|
|
historyVisibility.toString().replaceAll('HistoryVisibility.', ''),
|
|
},
|
|
);
|
|
return;
|
|
}
|
|
|
|
/// Whether the user has the permission to change the history visibility.
|
|
bool get canChangeHistoryVisibility =>
|
|
canSendEvent(EventTypes.HistoryVisibility);
|
|
|
|
/// Returns the encryption algorithm. Currently only `m.megolm.v1.aes-sha2` is supported.
|
|
/// Returns null if there is no encryption algorithm.
|
|
String get encryptionAlgorithm => getState(EventTypes.Encryption) != null
|
|
? getState(EventTypes.Encryption).content['algorithm'].toString()
|
|
: null;
|
|
|
|
/// Checks if this room is encrypted.
|
|
bool get encrypted => encryptionAlgorithm != null;
|
|
|
|
Future<void> enableEncryption({int algorithmIndex = 0}) async {
|
|
if (encrypted) throw ('Encryption is already enabled!');
|
|
final algorithm = Client.supportedGroupEncryptionAlgorithms[algorithmIndex];
|
|
await client.api.sendState(
|
|
id,
|
|
EventTypes.Encryption,
|
|
{
|
|
'algorithm': algorithm,
|
|
},
|
|
);
|
|
return;
|
|
}
|
|
|
|
/// Returns all known device keys for all participants in this room.
|
|
Future<List<DeviceKeys>> getUserDeviceKeys() async {
|
|
var deviceKeys = <DeviceKeys>[];
|
|
var users = await requestParticipants();
|
|
for (final user in users) {
|
|
if (client.userDeviceKeys.containsKey(user.id)) {
|
|
for (var deviceKeyEntry
|
|
in client.userDeviceKeys[user.id].deviceKeys.values) {
|
|
deviceKeys.add(deviceKeyEntry);
|
|
}
|
|
}
|
|
}
|
|
return deviceKeys;
|
|
}
|
|
|
|
Future<void> requestSessionKey(String sessionId, String senderKey) async {
|
|
if (!client.encryptionEnabled) {
|
|
return;
|
|
}
|
|
await client.encryption.keyManager.request(this, sessionId, senderKey);
|
|
}
|
|
}
|