added php 5.6 support

.travis.yml

@@ -2,6 +2,7 @@ language: php
 php:
   - "5.4"
   - "5.5"
+  - "5.6"
 
 
 before_script:

README.md

@@ -3,7 +3,7 @@ store-receipt-validator
 
 [![Latest Stable Version](https://poser.pugx.org/aporat/store-receipt-validator/version.png)](https://packagist.org/packages/aporat/store-receipt-validator) [![Composer Downloads](https://poser.pugx.org/aporat/store-receipt-validator/d/total.png)](https://packagist.org/packages/aporat/store-receipt-validator)
 
-[![Build Status](https://travis-ci.org/aporat/store-receipt-validator.png?branch=master)](https://travis-ci.org/aporat/store-receipt-validator) [![Dependency Status](https://www.versioneye.com/user/projects/529f708e632bac512c000002/badge.png)](https://www.versioneye.com/user/projects/521b6fd1632bac7a5900b02a) [![Coverage Status](https://coveralls.io/repos/aporat/store-receipt-validator/badge.png)](https://coveralls.io/r/aporat/store-receipt-validator) [![Scrutinizer Quality Score](https://scrutinizer-ci.com/g/aporat/store-receipt-validator/badges/quality-score.png?s=5b8ac393ba82b0d8850c6397ba32ec460cd398cf)](https://scrutinizer-ci.com/g/aporat/store-receipt-validator/)
+[![Build Status](https://travis-ci.org/aporat/store-receipt-validator.png?branch=master)](https://travis-ci.org/aporat/store-receipt-validator) [![Dependency Status](https://www.versioneye.com/user/projects/546f4d8c810106c2af0005b0/badge.svg?style=flat)](https://www.versioneye.com/user/projects/546f4d8c810106c2af0005b0) [![Coverage Status](https://img.shields.io/coveralls/aporat/store-receipt-validator.svg)](https://coveralls.io/r/aporat/store-receipt-validator)
 
 PHP library that can be used to validate base64 encoded iTunes in app purchase receipts.
 

src/ReceiptValidator/iTunes/Response.php

@@ -163,7 +163,10 @@ public function parseJsonResponse($jsonResponse)
             $this->_code = $jsonResponse['status'];
             $this->_receipt = $jsonResponse['receipt'];
             $this->_purchases = $jsonResponse['receipt']['in_app'];
-            $this->_bundle_id = $jsonResponse['receipt']['bundle_id'];
+
+            if (array_key_exists('bundle_id', $jsonResponse['receipt'])) {
+                $this->_bundle_id = $jsonResponse['receipt']['bundle_id'];
+            }
 
         } elseif (array_key_exists('receipt', $jsonResponse)) {
 
@@ -173,7 +176,10 @@ public function parseJsonResponse($jsonResponse)
             if (array_key_exists('receipt', $jsonResponse)) {
                 $this->_receipt = $jsonResponse['receipt'];
                 $this->_purchases = [$jsonResponse['receipt']];
-                $this->_bundle_id = $jsonResponse['receipt']['bid'];
+
+                if (array_key_exists('bid', $jsonResponse['receipt'])) {
+                    $this->_bundle_id = $jsonResponse['receipt']['bid'];
+                }
             }
         } else {
             $this->_code = self::RESULT_DATA_MALFORMED;