86 lines
2.8 KiB
Dart
86 lines
2.8 KiB
Dart
import 'dart:convert';
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import 'package:fluffychat/config/setting_keys.dart';
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import 'package:fluffychat/utils/matrix_sdk_extensions/oidc_session_json_extension.dart';
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import 'package:fluffychat/utils/platform_infos.dart';
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import 'package:fluffychat/utils/sign_in_flows/calc_redirect_url.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_web_auth_2/flutter_web_auth_2.dart';
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import 'package:matrix/matrix.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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Future<void> oidcLoginFlow(
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Client client,
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BuildContext context,
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bool signUp,
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) async {
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Logs().i('Starting Matrix Native OIDC Flow...');
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final (redirectUrl, urlScheme) = calcRedirectUrl();
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final clientUri = Uri.parse(AppSettings.website.value);
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final supportWebPlatform =
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kIsWeb &&
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kReleaseMode &&
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redirectUrl.scheme == 'https' &&
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redirectUrl.host.contains(clientUri.host);
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if (kIsWeb && !supportWebPlatform) {
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Logs().w(
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'OIDC Application Type web is not supported. Using native now. Please use this instance not in production!',
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);
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}
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final oidcClientData = await client.registerOidcClient(
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redirectUris: [redirectUrl],
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applicationType: supportWebPlatform
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? OidcApplicationType.web
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: OidcApplicationType.native,
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clientInformation: OidcClientInformation(
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clientName: AppSettings.applicationName.value,
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clientUri: clientUri,
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logoUri: Uri.parse(AppSettings.logoUrl.value),
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tosUri: Uri.parse(AppSettings.tos.value),
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policyUri: Uri.parse(AppSettings.privacyPolicy.value),
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),
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);
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final session = await client.initOidcLoginSession(
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oidcClientData: oidcClientData,
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redirectUri: redirectUrl,
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prompt: signUp ? 'create' : null,
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);
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if (!context.mounted) return;
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if (kIsWeb) {
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final store = await SharedPreferences.getInstance();
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store.setString(
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OidcSessionJsonExtension.homeserverStoreKey,
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client.homeserver!.toString(),
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);
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store.setString(
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OidcSessionJsonExtension.storeKey,
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jsonEncode(session.toJson()),
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);
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}
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final returnUrlString = await FlutterWebAuth2.authenticate(
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url: session.authenticationUri.toString(),
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callbackUrlScheme: urlScheme,
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options: FlutterWebAuth2Options(
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useWebview: PlatformInfos.isMobile,
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windowName: '_self',
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),
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);
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if (kIsWeb) return; // On Web we return at intro page when app starts again!
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final returnUrl = Uri.parse(returnUrlString);
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final queryParameters = returnUrl.hasFragment
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? Uri.parse(returnUrl.fragment).queryParameters
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: returnUrl.queryParameters;
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final code = queryParameters['code'] as String;
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final state = queryParameters['state'] as String;
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await client.oidcLogin(session: session, code: code, state: state);
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}
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