http://zengwu3915.blog.163.com/blog/static/2783489720137605156966/

三、 客户端使用StoreKit完成内购

添加Storekit.Framework,编写自己的storeObsever，用于处理交易，代码如下，其中completeTransaction和failedTransaction两个函数是自定义的用来处理交易成功与失败其它的就都是SKPaymentTransactionObserver这个代理要求的。

//

// StoreObserver.h

// HelloStore

//

// Created by guoke on 13-8-4.

// Copyright (c) 2013年 guoke. All rights reserved.

//

#import <Foundation/Foundation.h>

#import <StoreKit/StoreKit.h>

#import <StoreKit/SKPaymentTransaction.h>

@interface StoreObserver : NSObject <SKPaymentTransactionObserver, SKProductsRequestDelegate>

{

int buyType;

}

-(void)Create;

-(void)Destroy;

-(void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)transactions;

-(void)PurchasedTransaction: (SKPaymentTransaction *)transaction;

-(void)completeTransaction: (SKPaymentTransaction *)transaction;

-(void)failedTransaction: (SKPaymentTransaction *)transaction;

-(void)paymentQueueRestoreCompletedTransactionsFinished: (SKPaymentTransaction *)transaction;

-(void)paymentQueue:(SKPaymentQueue *) paymentQueue restoreCompletedTransactionsFailedWithError:(NSError *)error;

-(void)Buy:(int)type;

-(bool)CanMakePay;

-(void)RequestProductData;

-(void)restoreTransaction: (SKPaymentTransaction *)transaction;

@end

//

// StoreObserver.m

// HelloStore

//

// Created by guoke on 13-8-4.

// Copyright (c) 2013年 guoke. All rights reserved.

//

#import "StoreObserver.h"

#define ProductID @"com.HelloStorTest.TestItem" // 产品ID，对应iTunes Connect中设置的产品ID

@implementation StoreObserver

-(void)Create

{

//---------------------

//----监听购买结果

[[SKPaymentQueue defaultQueue] addTransactionObserver:self];

}

-(void)Destroy

{

//解除监听

[[SKPaymentQueue defaultQueue] removeTransactionObserver:self];

}

-(void)Buy:(int)type

{

buyType = type;

if ([self CanMakePay])

{

NSLog(@"允许程序内付费购买");

[self RequestProductData];

}

else

{

NSLog(@"不允许程序内付费购买");

}

}

-(bool)CanMakePay

{

return [SKPaymentQueue canMakePayments];

}

-(void)RequestProductData

{

NSLog(@"---------请求对应的产品信息------------");

NSArray *product = nil;

// 这时可以根据buyType不同选择不同的商品，这个只是测试，只用了一种

product=[[NSArray alloc] initWithObjects:ProductID,nil];

NSSet *nsset = [NSSet setWithArray:product];

SKProductsRequest *request=[[SKProductsRequest alloc] initWithProductIdentifiers: nsset];

request.delegate=self;

[request start];

[product release];

}

//<SKProductsRequestDelegate> 请求协议

//收到的产品信息

- (void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response

{

NSLog(@"-----------收到产品反馈信息--------------");

NSArray *myProduct = response.products;

NSLog(@"产品Product ID:%@",response.invalidProductIdentifiers);

NSLog(@"产品付费数量: %d", [myProduct count]);