Android Open Source - gdx-pay Purchase Verifieri O S Apple

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License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUC...

Java Source Code

/*******************************************************************************
 * Copyright 2011 See AUTHORS file./*from w  w  w  .java2  s .  c  o  m*/
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package com.badlogic.gdx.pay.server.impl;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.URL;

import javax.net.ssl.HttpsURLConnection;

import com.badlogic.gdx.pay.PurchaseManagerConfig;
import com.badlogic.gdx.pay.Transaction;
import com.badlogic.gdx.pay.server.PurchaseVerifier;
import com.badlogic.gdx.pay.server.util.Base64Util;

/** Purchase verifier for iOS/Apple. Return true if the purchase appears valid.
 * @author noblemaster */
public class PurchaseVerifieriOSApple implements PurchaseVerifier {

  // sandbox URL
  private final static String SANDBOX_URL = "https://sandbox.itunes.apple.com/verifyReceipt";
  // production URL
  private final static String PRODUCTION_URL = "https://buy.itunes.apple.com/verifyReceipt";

  /** True for sandbox mode. */
  private boolean sandbox;
  
  public PurchaseVerifieriOSApple() {
    this(false);
  }
  
  public PurchaseVerifieriOSApple (boolean sandbox) {
    this.sandbox = sandbox;
  }

  @Override
  public String storeName () {
    return PurchaseManagerConfig.STORE_NAME_IOS_APPLE;
  }

  @Override
  public boolean isValid (Transaction transaction) {
    // the transaction data is our original == receipt!
    String receipt = transaction.getTransactionData();
    
    // encode the data
    final String receiptData = Base64Util.toBase64(receipt.getBytes());
    final String jsonData = "{\"receipt-data\" : \"" + receiptData + "\"}";
    try {
      // send the data to Apple
      final URL url = new URL(sandbox ? SANDBOX_URL : PRODUCTION_URL);
      final HttpURLConnection conn = (HttpsURLConnection)url.openConnection();
      conn.setRequestMethod("POST");
      conn.setDoOutput(true);
      conn.setRequestProperty("Content-Type", "application/json");
      conn.setRequestProperty("Accept", "application/json");
      final OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
      wr.write(jsonData);
      wr.flush();

      // obtain the response
      final BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
      String line = rd.readLine();
      wr.close();
      rd.close();
      
      // verify the response: something like {"status":21004} etc...
      int status = Integer.parseInt(line.substring(line.indexOf(":") + 1, line.indexOf("}")));
      switch (status) {
        case 0: return true;
        case 21000: System.out.println(status + ": App store could not read"); return false;
        case 21002: System.out.println(status + ": Data was malformed"); return false;
        case 21003: System.out.println(status + ": Receipt not authenticated"); return false;
        case 21004: System.out.println(status + ": Shared secret does not match"); return false;
        case 21005: System.out.println(status + ": Receipt server unavailable"); return false;
        case 21006: System.out.println(status + ": Receipt valid but sub expired"); return false;
        case 21007: System.out.println(status + ": Sandbox receipt sent to Production environment"); return false;
        case 21008: System.out.println(status + ": Production receipt sent to Sandbox environment"); return false;
         default:
           // unknown error code (nevertheless a problem)
           System.out.println("Unknown error: status code = " + status);
           return false;
      }
    } catch (IOException e) {
      // I/O-error: let's assume bad news...
      System.err.println("I/O error during verification: " + e);
      e.printStackTrace();      
      return false;
    }
  }
  
  /** Just used for testing... */
  public static void main(String[] args) {
    // test in sandbox-mode
    PurchaseVerifieriOSApple verifier = new PurchaseVerifieriOSApple(true);
    
    // our sample receipt for the sandbox (returns error 21004)
    String receipt = "{\n" +
      "\"signature\" = \"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\";\n" +
      "\"purchase-info\" = \"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\";\n" +
      "\"environment\" = \"Sandbox\";\n" +
      "\"pod\" = \"100\";\n" +
      "\"signing-status\" = \"0\";\n" +
      "}\n";
  
    // build a sample transaction (only receipt is important for validation)
    Transaction transaction = new Transaction();
    transaction.setTransactionData(receipt);    
    if (verifier.isValid(transaction)) {
      System.out.println("Purchase is VALID!");
    }
  }
}

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