.h File
#import <UIKit/UIKit.h>
#import <StoreKit/StoreKit.h>
@interface inapp_purchase : UIViewController<SKPaymentTransactionObserver,SKProductsRequestDelegate>
{
IBOutlet UILabel *iTitle;
IBOutlet UILabel *idescription;
IBOutlet UILabel *iPrice;
IBOutlet UILabel *ipricelabel;
IBOutlet UIButton *ibuy;
IBOutlet UIButton *irestore;
IBOutlet UIActivityIndicatorView *loader;
}
@end
.m File
#import "inapp_purchase.h"
@interface inapp_purchase ()
{
SKProductsRequest *_productsRequest;
NSArray *_products;
NSNumberFormatter *_priceFormatter;
SKProduct *proUpgradeProduct;
}
@end
@implementation inapp_purchase
- (void)viewDidLoad
{
[super viewDidLoad];
[[SKPaymentQueue defaultQueue] addTransactionObserver:self];
_priceFormatter = [[NSNumberFormatter alloc] init];
[_priceFormatter setFormatterBehavior:NSNumberFormatterBehavior10_4];
[_priceFormatter setNumberStyle:NSNumberFormatterCurrencyStyle];
_products = nil;
[loader startAnimating];
[self requestProUpgradeProductData];
}
- (void)requestProUpgradeProductData
{
NSSet *productIdentifiers = [NSSet setWithObject:@"com.ashuss.WedPlanPremium" ];
_productsRequest = [[SKProductsRequest alloc] initWithProductIdentifiers:productIdentifiers];
_productsRequest.delegate = self;
[_productsRequest start];
// we will release the request object in the delegate callback
}
#pragma mark -
#pragma mark SKProductsRequestDelegate methods
- (void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response
{
NSArray *products = response.products;
proUpgradeProduct = [products count] == 1 ? [[products firstObject] retain] : nil;
_products = products;
if (proUpgradeProduct)
{
iTitle.text = proUpgradeProduct.localizedTitle;
[_priceFormatter setLocale:proUpgradeProduct.priceLocale];
iPrice.text = [_priceFormatter stringFromNumber:proUpgradeProduct.price];
idescription.text = proUpgradeProduct.localizedDescription;
ipricelabel.hidden = NO;
ibuy.hidden = NO;
irestore.hidden = NO;
[loader stopAnimating];
NSLog(@"Product title: %@" , proUpgradeProduct.localizedTitle);
NSLog(@"Product description: %@" , proUpgradeProduct.localizedDescription);
NSLog(@"Product price: %@" , proUpgradeProduct.price);
NSLog(@"Product id: %@" , proUpgradeProduct.productIdentifier);
}
for (NSString *invalidProductId in response.invalidProductIdentifiers)
{
NSLog(@"Invalid product id: %@" , invalidProductId);
}
// finally release the reqest we alloc/init’ed in requestProUpgradeProductData
[_productsRequest release];
[[NSNotificationCenter defaultCenter] postNotificationName:@"kInAppPurchaseManagerProductsFetchedNotification" object:self userInfo:nil];
}
-(void)viewWillAppear:(BOOL)animated
{
SKProduct * product = (SKProduct *) _products[0];
iTitle.text = product.localizedTitle;
[_priceFormatter setLocale:product.priceLocale];
iPrice.text = [_priceFormatter stringFromNumber:product.price];
idescription.text = product.description;
}
- (void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)transactions
{
for (SKPaymentTransaction *transaction in transactions)
{
switch (transaction.transactionState)
{
case SKPaymentTransactionStatePurchased:
[self completeTransaction:transaction];
break;
case SKPaymentTransactionStateFailed:
[self failedTransaction:transaction];
break;
case SKPaymentTransactionStateRestored:
[self restoreTransaction:transaction];
default:
break;
}
}
}
- (void) completeTransaction: (SKPaymentTransaction *)transaction{
NSLog(@"Transaction Completed");
// You can create a method to record the transaction.
//[self recordTransaction: transaction];
// You should make the update to your app based on what was purchased and inform user.
[self provideContent: transaction.payment.productIdentifier];
// Finally, remove the transaction from the payment queue.
[[SKPaymentQueue defaultQueue] finishTransaction: transaction];
}
-(void)provideContent: (NSString *)productIdentifier
{
if ([productIdentifier isEqualToString:@"com.ashuss.WedPlanPremium"])
{
[[NSUserDefaults standardUserDefaults] setBool:YES forKey:productIdentifier];
[[NSUserDefaults standardUserDefaults] synchronize];
[[NSNotificationCenter defaultCenter] postNotificationName:@"InAppPurchase" object:productIdentifier userInfo:nil];
//do your stup because purchase completeded
single.ads_removed = YES;
[self dismissModalViewControllerAnimated:YES];
}
else
{
NSLog(@"Failed");
}
}
- (void) restoreTransaction: (SKPaymentTransaction *)transaction
{
NSLog(@"Transaction Restored");
// You can create a method to record the transaction.
// [self recordTransaction: transaction];
// You should make the update to your app based on what was purchased and inform user.
[self provideContent: transaction.payment.productIdentifier];
// Finally, remove the transaction from the payment queue.
[[SKPaymentQueue defaultQueue] finishTransaction: transaction];
}
- (void) failedTransaction: (SKPaymentTransaction *)transaction
{
//[activityIndicator stopAnimating];
if (transaction.error.code != SKErrorPaymentCancelled)
{
// Display an error here.
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Purchase Unsuccessful"
message:@"Your purchase failed. Please try again."
delegate:self
cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[alert show];
[alert release];
}
// Finally, remove the transaction from the payment queue.
[[SKPaymentQueue defaultQueue] finishTransaction: transaction];
}
-(IBAction)done:(id)sender
{
[self dismissModalViewControllerAnimated:YES];
}
-(IBAction)Buy:(id)sender
{
SKPayment *newPayment = [SKPayment paymentWithProduct:proUpgradeProduct];
[[SKPaymentQueue defaultQueue] addPayment:newPayment];
}
-(IBAction)Restore:(id)sender
{
[[SKPaymentQueue defaultQueue]restoreCompletedTransactions];
}
