Browse Source
- 添加sign_in_with_apple依赖 - 配置iOS entitlements和Info.plist - 实现Apple登录按钮及控制器逻辑 - 新增Apple登录处理类 - 根据地区显示不同登录选项weicu
lxm
1 year ago
6 changed files with 217 additions and 4 deletions
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import 'dart:convert'; |
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import 'dart:io'; |
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import 'dart:math'; |
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import 'package:firebase_auth/firebase_auth.dart'; |
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import 'package:flutter/foundation.dart'; |
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import 'package:sign_in_with_apple/sign_in_with_apple.dart'; |
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import 'package:crypto/crypto.dart'; |
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import 'package:get/get.dart'; |
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|
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class Apple { |
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String? token = ''; |
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String name = ''; |
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String email = ''; |
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String pictureurl = ''; |
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String id = ''; |
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|
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/// 生成随机nonce字符串 |
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String generateNonce([int length = 32]) { |
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const charset = |
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'0123456789ABCDEFGHIJKLMNOPQRSTUVXYZabcdefghijklmnopqrstuvwxyz-._'; |
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final random = Random.secure(); |
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return List.generate(length, (_) => charset[random.nextInt(charset.length)]) |
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.join(); |
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} |
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|
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/// 返回输入字符串的sha256哈希值（十六进制表示） |
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String sha256ofString(String input) { |
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final bytes = utf8.encode(input); |
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final digest = sha256.convert(bytes); |
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return digest.toString(); |
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} |
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|
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/// Apple登录主方法 |
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Future<bool> signInWithApple() async { |
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try { |
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// 检查Apple登录可用性 |
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if (!await SignInWithApple.isAvailable()) { |
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if (kDebugMode) { |
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print('Apple登录不可用'); |
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} |
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return false; |
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} |
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|
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UserCredential userCredential = await loginApple(); |
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token = await userCredential.user?.getIdToken(); |
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if (kDebugMode) { |
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print('Apple登录响应数据token: $token'); |
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} |
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return token != null && token!.isNotEmpty; |
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} catch (e) { |
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if (kDebugMode) { |
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print('Apple登录异常：$e'); |
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} |
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return false; |
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} |
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} |
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|
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/// 执行Apple登录流程 |
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Future<UserCredential> loginApple() async { |
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// 生成nonce用于安全验证 |
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final rawNonce = generateNonce(); |
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final nonce = sha256ofString(rawNonce); |
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|
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try { |
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// 请求Apple登录凭证 |
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final appleCredential = await SignInWithApple.getAppleIDCredential( |
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scopes: [ |
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AppleIDAuthorizationScopes.email, |
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AppleIDAuthorizationScopes.fullName, |
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], |
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nonce: nonce, |
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); |
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|
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// 提取用户信息 |
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_extractUserInfo(appleCredential); |
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|
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// 创建Firebase OAuth凭证 |
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final oauthCredential = OAuthProvider("apple.com").credential( |
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idToken: appleCredential.identityToken, |
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rawNonce: rawNonce, |
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); |
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|
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if (kDebugMode) { |
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print('Apple OAuth凭证创建成功'); |
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print('用户信息: name=$name, email=$email, id=$id'); |
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} |
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// 使用Firebase Auth进行登录 |
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return await FirebaseAuth.instance.signInWithCredential(oauthCredential); |
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} catch (e) { |
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if (kDebugMode) { |
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print('Apple登录流程异常：$e'); |
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} |
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throw Exception('Apple登录失败: $e'); |
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} |
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} |
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|
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/// 提取Apple返回的用户信息 |
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void _extractUserInfo(AuthorizationCredentialAppleID credential) { |
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// 用户ID |
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id = credential.userIdentifier ?? ''; |
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|
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// 邮箱（可能为空，如果用户选择隐藏邮箱） |
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email = credential.email ?? ''; |
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// 用户姓名（仅首次登录时提供） |
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if (credential.givenName != null || credential.familyName != null) { |
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final givenName = credential.givenName ?? ''; |
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final familyName = credential.familyName ?? ''; |
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name = '$givenName $familyName'.trim(); |
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} |
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|
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// Apple不提供头像，使用默认值 |
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pictureurl = ''; |
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if (kDebugMode) { |
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print('提取的用户信息:'); |
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print('ID: $id'); |
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print('Email: $email'); |
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print('Name: $name'); |
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print('Picture URL: $pictureurl'); |
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} |
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} |
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|
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/// 退出Apple登录 |
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Future<void> signOutApple() async { |
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try { |
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await FirebaseAuth.instance.signOut(); |
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// 清空用户信息 |
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token = ''; |
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name = ''; |
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email = ''; |
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pictureurl = ''; |
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id = ''; |
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if (kDebugMode) { |
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print('Apple登录退出成功'); |
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} |
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} catch (e) { |
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if (kDebugMode) { |
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print('Apple登录退出异常：$e'); |
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} |
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} |
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} |
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/// 检查Apple登录环境 |
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static Future<void> checkAppleSignInEnvironment() async { |
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if (kDebugMode) { |
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print('=== Apple登录环境检查 ==='); |
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print('平台: ${GetPlatform.isIOS ? "iOS" : "非iOS"}'); |
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print('Apple登录可用性: ${await SignInWithApple.isAvailable()}'); |
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print('Firebase Auth实例: ${FirebaseAuth.instance.currentUser?.uid ?? "未登录"}'); |
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print('========================'); |
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} |
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} |
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} |
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