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插页式激励广告（Beta 版）

插页式激励广告是一种一种利诱性质的广告格式，可让您为每次展示自动应用。与激励广告不同，用户用户才能选择观看插页式激励广告。

前提条件

Google 移动广告 SDK 7.60.0 或更高版本。
完成入门指南。

实现

植入插页式激励广告的主要步骤如下所示：

加载广告
[可选] 验证 SSV 回调
注册回调
展示广告并处理奖励事件

加载广告

广告的加载是使用静态 loadWithAdUnitID:request:completionHandler: 方法（针对 GADRewardedInterstitialAd 类。该加载方法需要使用您的广告单元 ID、 GAMRequest 对象，以及完成处理程序此方法会在广告加载成功或失败时调用。加载的 GADRewardedInterstitialAd 对象作为补全中的参数提供处理程序。以下示例展示了如何在GADRewardedInterstitialAd 您的 ViewController 类。

Swift

import GoogleMobileAds
import UIKit

class ViewController: UIViewController {

  private var rewardedInterstitialAd: GADRewardedInterstitialAd?

  override func viewDidLoad() {
    super.viewDidLoad()

    do {
      rewardedInterstitialAd = try await GADRewardedInterstitialAd.load(
        withAdUnitID: "/21775744923/example/rewarded_interstitial", request: GAMRequest())
    } catch {
      print("Failed to load rewarded interstitial ad with error: \(error.localizedDescription)")
    }
  }
}

Objective-C

#import "ViewController.h"

@interface ViewController ()
@property(nonatomic, strong) GADRewardedInterstitialAd* rewardedInterstitialAd;
@end

@implementation ViewController

- (void)viewDidLoad {
  [super viewDidLoad];

  [GADRewardedInterstitialAd
      loadWithAdUnitID:@"<var label='the ad unit ID'>/21775744923/example/rewarded_interstitial</var>"
                request:[GAMRequest request]
      completionHandler:^(
          GADRewardedInterstitialAd* _Nullable rewardedInterstitialAd,
          NSError* _Nullable error) {
        if (!error) {
          self.rewardedInterstitialAd = rewardedInterstitialAd;
        }
      }
  ];
}

[可选] 验证服务器端验证 (SSV) 回调

需要在服务器端获取额外数据的应用验证回调应使用自定义数据功能。在激励广告上设置的任何字符串值对象会传递给 SSV 回调的 custom_data 查询参数。如果拒绝自定义数据值后，custom_data 查询参数值不会。

以下代码示例演示了如何为激励广告设置自定义数据插页式广告对象。

Swift

do {
  rewardedInterstitialAd = try await GADRewardedInterstitialAd.load(
    withAdUnitID: "/21775744923/example/rewarded_interstitial", request: GAMRequest())
  let options = GADServerSideVerificationOptions()
  options.customRewardString = "SAMPLE_CUSTOM_DATA_STRING"
  rewardedInterstitialAd.serverSideVerificationOptions = options
} catch {
  print("Rewarded ad failed to load with error: \(error.localizedDescription)")
}

Objective-C

[GADRewardedInterstitialAd
    loadWithAdUnitID:@"/21775744923/example/rewarded_interstitial"
              request:GAMRequest
    completionHandler:^(GADRewardedInterstitialAd *ad, NSError *error) {
      if (error) {
        // Handle Error
        return;
      }
      self.rewardedInterstitialAd = ad;
      GADServerSideVerificationOptions *options =
          [[GADServerSideVerificationOptions alloc] init];
      options.customRewardString = @"SAMPLE_CUSTOM_DATA_STRING";
      ad.serverSideVerificationOptions = options;
    }];

注册回调

要接收有关展示事件的通知，您必须实现 GADFullScreenContentDelegate 协议，并将其分配给返回的广告的 fullScreenContentDelegate 属性。通过 GADFullScreenContentDelegate 协议负责在广告展示成功或失败，以及何时关闭。以下代码展示了如何实施协议并将其分配给广告：

Swift

import GoogleMobileAds
import UIKit

class ViewController: UIViewController, GADFullScreenContentDelegate {

  private var rewardedInterstitialAd: GADRewardedInterstitialAd?

  override func viewDidLoad() {
    super.viewDidLoad()

    do {
      rewardedInterstitialAd = try await GADRewardedInterstitialAd.load(
        withAdUnitID: "/21775744923/example/rewarded_interstitial", request: GAMRequest())
      self.rewardedInterstitialAd?.fullScreenContentDelegate = self
    } catch {
      print("Failed to load rewarded interstitial ad with error: \(error.localizedDescription)")
    }
  }

  /// Tells the delegate that the ad failed to present full screen content.
  func ad(_ ad: GADFullScreenPresentingAd, didFailToPresentFullScreenContentWithError error: Error) {
    print("Ad did fail to present full screen content.")
  }

  /// Tells the delegate that the ad will present full screen content.
  func adWillPresentFullScreenContent(_ ad: GADFullScreenPresentingAd) {
    print("Ad will present full screen content.")
  }

  /// Tells the delegate that the ad dismissed full screen content.
  func adDidDismissFullScreenContent(_ ad: GADFullScreenPresentingAd) {
    print("Ad did dismiss full screen content.")
  }
}

Objective-C

@interface ViewController () <GADFullScreenContentDelegate>
@property(nonatomic, strong) GADRewardedInterstitialAd *rewardedInterstitialAd;
@end

@implementation ViewController

- (void)viewDidLoad {
  [super viewDidLoad];
  // Do any additional setup after loading the view.

  [GADRewardedInterstitialAd
      loadWithAdUnitID:@"/21775744923/example/rewarded_interstitial"
                request:[GAMRequest request]
      completionHandler:^(
          GADRewardedInterstitialAd *_Nullable rewardedInterstitialAd,
          NSError *_Nullable error) {
        if (!error) {
          self.rewardedInterstitialAd = rewardedInterstitialAd;
          self.rewardedInterstitialAd.fullScreenContentDelegate = self;
        }
      }];
}

/// Tells the delegate that the ad failed to present full screen content.
- (void)ad:(nonnull id<GADFullScreenPresentingAd>)ad
didFailToPresentFullScreenContentWithError:(nonnull NSError *)error {
    NSLog(@"Ad did fail to present full screen content.");
}

/// Tells the delegate that the ad will present full screen content.
- (void)adWillPresentFullScreenContent:(nonnull id<GADFullScreenPresentingAd>)ad {

    NSLog(@"Ad will present full screen content.");
}

/// Tells the delegate that the ad dismissed full screen content.
- (void)adDidDismissFullScreenContent:(nonnull id<GADFullScreenPresentingAd>)ad {
  NSLog(@"Ad did dismiss full screen content.");
}

展示广告并处理奖励事件

展示广告时，您必须提供 GADUserDidEarnRewardHandler 对象处理用户的奖励。

以下代码展示了展示激励广告的最佳方法插页式广告。

Swift

func show() {
  guard let rewardedInterstitialAd = rewardedInterstitialAd else {
    return print("Ad wasn't ready.")
  }

  // The UIViewController parameter is an optional.
  rewardedInterstitialAd.present(fromRootViewController: nil) {
    let reward = rewardedInterstitialAd.adReward
    print("Reward received with currency \(reward.amount), amount \(reward.amount.doubleValue)")
    // TODO: Reward the user.
  }
}

Objective-C

- (void)show {
  // The UIViewController parameter is nullable.
  [_rewardedInterstitialAd presentFromRootViewController:nil
                                userDidEarnRewardHandler:^{

                                  GADAdReward *reward =
                                      self.rewardedInterstitialAd.adReward;
                                  // TODO: Reward the user.
                                }];
}

后续步骤

详细了解用户隐私。