iOS 获取IDAF，过审记录

Privacy - Tracking Usage Description
为给您更精准的提供个性化内容，请您允许我们获取广告信息

#import <AppTrackingTransparency/AppTrackingTransparency.h>
#import <AdSupport/ASIdentifierManager.h>

- (void)applicationDidBecomeActive:(UIApplication *)application {
    [self requestIDAF];
}

-(void)requestIDAF
{
    if (@available(iOS 14, *)) {
        // iOS14及以上版本需要先请求权限
        [ATTrackingManager requestTrackingAuthorizationWithCompletionHandler:^(ATTrackingManagerAuthorizationStatus status) {
            // 获取到权限后，依然使用老方法获取idfa
            if (status == ATTrackingManagerAuthorizationStatusAuthorized) {
                NSString *idfa = [[ASIdentifierManager sharedManager].advertisingIdentifier UUIDString];
                NSLog(@"%@",idfa);
            } else {
                NSLog(@"请在设置-隐私-跟踪中允许App请求跟踪");
            }
        }];
    } else {
        // iOS14以下版本依然使用老方法
        // 判断在设置-隐私里用户是否打开了广告跟踪
        if ([[ASIdentifierManager sharedManager] isAdvertisingTrackingEnabled]) {
            NSString *idfa = [[ASIdentifierManager sharedManager].advertisingIdentifier UUIDString];
            NSLog(@"%@",idfa);
        } else {
            NSLog(@"请在设置-隐私-广告中打开广告跟踪功能");
        }
    }
}

APP隐私配置