apple登录

2020年4月后，有第三方平台登录(例如：微信登录)的app必须有apple的第三方登录

1.xcode配置

加上苹果第三方登录权限：
TARGETS -- Signing &Capabilities 添加Sign In With APPle

xcode配置.png

2.苹果开发者中心 Identifiers 设置一下Identifiers权限

苹果开发者中心配置.png

3.上代码

#import <AuthenticationServices/AuthenticationServices.h>

()<ASAuthorizationControllerDelegate, ASAuthorizationControllerPresentationContextProviding>



- (void)loginWithApple{

if (@available(iOS 13.0, *)) {
    // Sign In With Apple Button
    ASAuthorizationAppleIDButton *appleIDBtn = [ASAuthorizationAppleIDButton buttonWithType:ASAuthorizationAppleIDButtonTypeDefault style:ASAuthorizationAppleIDButtonStyleBlack];
    appleIDBtn.frame = CGRectMake(0, 0, 160, 40);  //自定义
    appleIDBtn.layer.cornerRadius = 5;
    appleIDBtn.layer.masksToBounds = YES;
    [appleIDBtn addTarget:self action:@selector(handleAuthorizationAppleIDButtonPress) forControlEvents:UIControlEventTouchUpInside];
    [self.view addSubview:appleIDBtn];
}}


-(void)handleAuthorizationAppleIDButtonPress {

if (@available(iOS 13.0, *)) {
    
    // 基于用户的Apple ID授权用户，生成用户授权请求的一种机制
    ASAuthorizationAppleIDProvider *appleIDProvider = [[ASAuthorizationAppleIDProvider alloc] init];
    // 创建新的AppleID 授权请求
    ASAuthorizationAppleIDRequest *appleIDRequest = [appleIDProvider createRequest];
    
    // 在用户授权期间请求的联系信息
    appleIDRequest.requestedScopes = @[ASAuthorizationScopeFullName, ASAuthorizationScopeEmail];
    
    // 由ASAuthorizationAppleIDProvider创建的授权请求 管理授权请求的控制器
    ASAuthorizationController *authorizationController = [[ASAuthorizationController alloc] initWithAuthorizationRequests:@[appleIDRequest]];
    
    // 设置授权控制器通知授权请求的成功与失败的代理
    authorizationController.delegate = self;
    // 设置提供 展示上下文的代理，在这个上下文中 系统可以展示授权界面给用户
    authorizationController.presentationContextProvider = self;
    
    // 在控制器初始化期间启动授权流
    [authorizationController performRequests];
    
}}

pragma mark - ASAuthorizationControllerDelegate
//@optional 授权成功地回调
- (void)authorizationController:(ASAuthorizationController *)controller didCompleteWithAuthorization:(ASAuthorization *)authorization API_AVAILABLE(ios(13.0)){

NSLog(@"授权完成:::%@", authorization.credential);
NSLog(@"controller   -:%@", controller);
NSLog(@"authorization    -:%@", authorization);

if ([authorization.credential isKindOfClass:[ASAuthorizationAppleIDCredential class]]) {  
    
    // 用户登录使用ASAuthorizationAppleIDCredential
    ASAuthorizationAppleIDCredential *appleIDCredential = authorization.credential;
    NSString *user = appleIDCredential.user;
           
    NSString *identityToken = [[NSString alloc] initWithData:appleIDCredential.identityToken encoding:NSUTF8StringEncoding]; // access token
    
   //！！！！！ 这里与自己服务交互  //
    
 
}else if ([authorization.credential isKindOfClass:[ASPasswordCredential class]]) {   

    // Sign in using an existing iCloud Keychain credential.
    // 用户登录使用现有的密码凭证
    ASPasswordCredential *passwordCredential = authorization.credential;
    // 密码凭证对象的用户标识 用户的唯一标识
    NSString *userId = passwordCredential.user;
    // 密码凭证对象的密码
    NSString *password = passwordCredential.password;
    
    
} else {
    NSLog(@"授权信息均不符");
}}

// 授权失败的回调
- (void)authorizationController:(ASAuthorizationController *)controller didCompleteWithError:(NSError *)error API_AVAILABLE(ios(13.0)){
// Handle error.

NSLog(@"Handle error：%@", error);
NSString *errorMsg = nil;

switch(error.code) {
    case ASAuthorizationErrorCanceled:
        errorMsg = @"用户取消了授权请求";
        NSLog(@"errorMsg -   %@",errorMsg);
        break;
    
    case ASAuthorizationErrorFailed:
        errorMsg = @"授权请求失败";
        NSLog(@"errorMsg -   %@",errorMsg);
        break;
    
    case ASAuthorizationErrorInvalidResponse:
        errorMsg = @"授权请求响应无效";
        NSLog(@"errorMsg -   %@",errorMsg);
        break;
        
    case ASAuthorizationErrorNotHandled:
        errorMsg = @"未能处理授权请求";
        NSLog(@"errorMsg -   %@",errorMsg);
        break;
    
    case ASAuthorizationErrorUnknown:
        errorMsg = @"授权请求失败未知原因";
        NSLog(@"errorMsg -   %@",errorMsg);
        break;
    
    default:
        
        break;
        
}}

pragma mark - ASAuthorizationControllerPresentationContextProviding
// 告诉代理应该在哪个window 展示内容给用户
- (ASPresentationAnchor)presentationAnchorForAuthorizationController:(ASAuthorizationController *)controller API_AVAILABLE(ios(13.0)){
// 返回window
return self.view.window;}