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| [<img src="assets/IzzyOnDroid.png" alt="IzyyDroid" height="80px" />](https://apt.izzysoft.de/fdroid/index/apk/com.nextcloud_cookbook_flutter) | ||
| # Nextcloud Cookbook Mobile Client written in Flutter | ||
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| This project aims to provide a mobile client for both Android and IOs for the nextcloud plugin cookbook (https://github.com/nextcloud/cookbook) | ||
| This project aims to provide a mobile client for both Android and IOs for the nextcloud app cookbook (https://github.com/nextcloud/cookbook) | ||
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| It works best with an Nextcloud installation >= 17 | ||
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| ## Screenshots | ||
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| <img src="https://user-images.githubusercontent.com/7461832/91664922-899d6400-eaf2-11ea-8120-3222bd5b5363.png" alt="Screenshot_categories" width="300px" /> <img src="https://user-images.githubusercontent.com/7461832/91664920-8904cd80-eaf2-11ea-9bb3-62e0b41f85c0.png" alt="Screenshot_category_list" width="300px" /> | ||
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| <img src="https://user-images.githubusercontent.com/7461832/91664923-8a35fa80-eaf2-11ea-9bfe-6ed8edc41b49.png" alt="Screenshot_recipe_2" width="300px" /> <img src="https://user-images.githubusercontent.com/7461832/91664918-873b0a00-eaf2-11ea-86a6-e30fde4c98a9.png" alt="Screenshot_recipe_1" width="300px" /> | ||
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| import 'dart:async'; | ||
| import 'dart:convert'; | ||
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| import 'package:dio/dio.dart' as dio; | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:flutter_secure_storage/flutter_secure_storage.dart'; | ||
| import 'package:http/http.dart' as http; | ||
| import 'package:nextcloud_cookbook_flutter/src/models/app_authentication.dart'; | ||
| import 'package:nextcloud_cookbook_flutter/src/models/intial_login.dart'; | ||
| import 'package:url_launcher/url_launcher.dart'; | ||
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| class AuthenticationProvider { | ||
| final FlutterSecureStorage _secureStorage = new FlutterSecureStorage(); | ||
| final String _appAuthenticationKey = 'appAuthentication'; | ||
| AppAuthentication currentAppAuthentication; | ||
| bool resumeAuthenticate = true; | ||
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| Future<AppAuthentication> authenticate({ | ||
| @required String serverUrl, | ||
| }) async { | ||
| resumeAuthenticate = true; | ||
| if (serverUrl.substring(0, 4) != 'http') { | ||
| serverUrl = 'https://' + serverUrl; | ||
| } | ||
| String urlInitialCall = serverUrl + '/index.php/login/v2'; | ||
| var response; | ||
| try { | ||
| response = await http.post(urlInitialCall, | ||
| headers: {"User-Agent": "Cookbook App", "Accept-Language": "en-US"}); | ||
| } catch (e) { | ||
| throw ('Cannot reach: $serverUrl'); | ||
| } | ||
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| if (response.statusCode == 200) { | ||
| final initialLogin = InitialLogin.fromJson(json.decode(response.body)); | ||
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| if (await canLaunch(initialLogin.login)) { | ||
| _launchURL(initialLogin.login); | ||
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| String urlLoginSuccess = | ||
| initialLogin.poll.endpoint + "?token=" + initialLogin.poll.token; | ||
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| var responseLog = await http.post(urlLoginSuccess); | ||
| while (responseLog.statusCode != 200 && resumeAuthenticate) { | ||
| await Future.delayed(Duration(milliseconds: 100)); | ||
| responseLog = await http.post(urlLoginSuccess); | ||
| } | ||
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| await closeWebView(); | ||
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| if (responseLog.statusCode != 200) { | ||
| throw "Login Process was interrupted!"; | ||
| } else { | ||
| return AppAuthentication.fromJson(responseLog.body); | ||
| } | ||
| } else { | ||
| throw 'Could not launch the authentication window.'; | ||
| } | ||
| } else { | ||
| throw Exception('Your server Name is not correct'); | ||
| } | ||
| } | ||
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| void stopAuthenticate() { | ||
| resumeAuthenticate = false; | ||
| } | ||
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| Future<bool> hasAppAuthentication() async { | ||
| if (currentAppAuthentication != null) { | ||
| return true; | ||
| } else { | ||
| String appAuthentication = | ||
| await _secureStorage.read(key: _appAuthenticationKey); | ||
| return appAuthentication != null; | ||
| } | ||
| } | ||
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| Future<void> loadAppAuthentication() async { | ||
| String appAuthenticationString = | ||
| await _secureStorage.read(key: _appAuthenticationKey); | ||
| if (appAuthenticationString == null) { | ||
| throw ("No authentication found in Storage"); | ||
| } else { | ||
| currentAppAuthentication = | ||
| AppAuthentication.fromJson(appAuthenticationString); | ||
| } | ||
| } | ||
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| Future<void> persistAppAuthentication( | ||
| AppAuthentication appAuthentication) async { | ||
| currentAppAuthentication = appAuthentication; | ||
| await _secureStorage.write( | ||
| key: _appAuthenticationKey, value: appAuthentication.toJson()); | ||
| } | ||
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| Future<void> deleteAppAuthentication() async { | ||
| var response = await dio.Dio().delete( | ||
| "${currentAppAuthentication.server}/ocs/v2.php/core/apppassword", | ||
| options: new dio.Options( | ||
| headers: { | ||
| "OCS-APIREQUEST": "true", | ||
| "authorization": currentAppAuthentication.basicAuth | ||
| }, | ||
| ), | ||
| ); | ||
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| if (response.statusCode != 200) { | ||
| debugPrint("Failed to remove remote apppassword!"); | ||
| } | ||
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| //TODO Delete Appkey Serverside | ||
| currentAppAuthentication = null; | ||
| await _secureStorage.delete(key: _appAuthenticationKey); | ||
| } | ||
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| Future<void> _launchURL(String url) async { | ||
| await launch( | ||
| url, | ||
| forceSafariVC: true, | ||
| forceWebView: true, | ||
| enableJavaScript: true, | ||
| ); | ||
| } | ||
| } |
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