77 lines
2.5 KiB
Dart
77 lines
2.5 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:convert';
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import 'package:olm/olm.dart' as olm;
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import 'package:famedlysdk/famedlysdk.dart';
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import '../../src/database/database.dart' show DbInboundGroupSession;
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class SessionKey {
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Map<String, dynamic> content;
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Map<String, int> indexes;
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olm.InboundGroupSession inboundGroupSession;
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final String key;
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List<dynamic> get forwardingCurve25519KeyChain =>
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content['forwarding_curve25519_key_chain'] ?? [];
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String get senderClaimedEd25519Key =>
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content['sender_claimed_ed25519_key'] ?? '';
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String get senderKey => content['sender_key'] ?? '';
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bool get isValid => inboundGroupSession != null;
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SessionKey({this.content, this.inboundGroupSession, this.key, this.indexes});
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SessionKey.fromDb(DbInboundGroupSession dbEntry, String key) : key = key {
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final parsedContent = Event.getMapFromPayload(dbEntry.content);
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final parsedIndexes = Event.getMapFromPayload(dbEntry.indexes);
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content =
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parsedContent != null ? Map<String, dynamic>.from(parsedContent) : null;
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indexes = parsedIndexes != null
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? Map<String, int>.from(parsedIndexes)
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: <String, int>{};
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inboundGroupSession = olm.InboundGroupSession();
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try {
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inboundGroupSession.unpickle(key, dbEntry.pickle);
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} catch (e) {
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dispose();
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print('[LibOlm] Unable to unpickle inboundGroupSession: ' + e.toString());
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}
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}
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Map<String, dynamic> toJson() {
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final data = <String, dynamic>{};
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if (content != null) {
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data['content'] = content;
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}
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if (indexes != null) {
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data['indexes'] = indexes;
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}
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data['inboundGroupSession'] = inboundGroupSession.pickle(key);
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return data;
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}
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void dispose() {
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inboundGroupSession?.free();
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inboundGroupSession = null;
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}
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@override
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String toString() => json.encode(toJson());
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}
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