77 lines
2.3 KiB
Dart
77 lines
2.3 KiB
Dart
/*
|
|
* Copyright (c) 2024-2025 Fabian Freund.
|
|
*
|
|
* This file is part of WebLibre
|
|
* (see https://weblibre.eu).
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as
|
|
* published by the Free Software Foundation, either version 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
import 'dart:async';
|
|
|
|
import 'package:flutter/services.dart';
|
|
import 'package:local_auth/local_auth.dart';
|
|
import 'package:riverpod_annotation/riverpod_annotation.dart';
|
|
import 'package:weblibre/core/logger.dart';
|
|
import 'package:weblibre/features/geckoview/features/tabs/data/models/container_data.dart';
|
|
|
|
part 'local_authentication.g.dart';
|
|
|
|
@Riverpod(keepAlive: true)
|
|
class LocalAuthenticationService extends _$LocalAuthenticationService {
|
|
final _auth = LocalAuthentication();
|
|
final _cache = <String, (DateTime, ContainerAuthSettings)>{};
|
|
|
|
bool _cacheAuth(String authKey) {
|
|
final auth = _cache[authKey];
|
|
if (auth != null && auth.$2.lockTimeout != null) {
|
|
return DateTime.now().difference(auth.$1) < auth.$2.lockTimeout!;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void evictCacheOnBackground() {
|
|
_cache.removeWhere((key, value) => value.$2.lockOnAppBackground);
|
|
}
|
|
|
|
Future<bool> authenticate({
|
|
required String authKey,
|
|
required String localizedReason,
|
|
ContainerAuthSettings? settings,
|
|
bool useAuthCache = false,
|
|
}) async {
|
|
try {
|
|
var result = useAuthCache && _cacheAuth(authKey);
|
|
|
|
if (!result) {
|
|
result = await _auth.authenticate(localizedReason: localizedReason);
|
|
}
|
|
|
|
if (result && settings != null) {
|
|
_cache[authKey] = (DateTime.now(), settings);
|
|
}
|
|
|
|
return result;
|
|
} on PlatformException catch (e, s) {
|
|
logger.e('Could not authenticate', error: e, stackTrace: s);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
@override
|
|
Future<bool> build() {
|
|
return _auth.canCheckBiometrics;
|
|
}
|
|
}
|