NSScreencast Episode #45 Validating IAP Receipts

Validating IAP Receipts - NSScreencast

iTunesのレシートを処理 (rails app x iOS app)

• iap_server rails app
  • itunes-receipt gem
    • Itunes::Receipt.verify! receipt_data, :allow_sandbox
    • receipt_attributes itunes-receipt/lib/itunes/receipt.rb at master · nov/itunes-receipt · GitHub
      • product_id
      • transaction_id
      • bid
  • validation
    • post 'receipts/validate' => 'receipts#validate'
• test with curl -X POST
• IAP gateway続き
  • IAPGatewayReceiptValidateBlock
  • NSMutableURLRequest
    • [request setHTTPMethod:@"POST"];
    • [request setHTTPBody:httpBody];
      • httpBody = [params dataUsingEncoding:NSUTF8StringEncoding];
  • NSURLConnection
    • sendAsynchronousRequest:request
    • queue:[NSOperationQueue mainQueue]
  • id receipt = [NSJSONSerialization JSONObjectWithData:data
  • for (SKPaymentTransaction *transaction in transactions) {
    • SKPaymentTransactionStatePurchased
    • SKPaymentTransactionStateFailed
    • SKPaymentTransactionStateRestored