Merge pull request #406 from AuthorizeNet/022021-hotfix

Hotfix for BOM character issue

Author: gnongsie

README.md

@@ -56,7 +56,7 @@ override the new secure-http default setting)*.
 {
   "require": {
   "php": ">=5.6",
-  "authorizenet/authorizenet": "2.0.0"
+  "authorizenet/authorizenet": "2.0.1"
   }
 }
 ```

lib/net/authorize/api/constants/ANetEnvironment.php

@@ -7,5 +7,5 @@ class ANetEnvironment
     const SANDBOX = "https://apitest.authorize.net";
     const PRODUCTION = "https://api2.authorize.net";
 
-    const VERSION = "2.0.0";
+    const VERSION = "2.0.1";
 }

lib/net/authorize/api/controller/base/ApiOperationBase.php

@@ -109,7 +109,7 @@ public function execute($endPoint = \net\authorize\api\constants\ANetEnvironment
     {
         $this->beforeExecute();
 
-	$this->apiRequest->setClientId("sdk-php-" . \net\authorize\api\constants\ANetEnvironment::VERSION);
+    $this->apiRequest->setClientId("sdk-php-" . \net\authorize\api\constants\ANetEnvironment::VERSION);
 
         $this->logger->info("Request Creation Begin");
         $this->logger->debug($this->apiRequest);
@@ -122,7 +122,7 @@ public function execute($endPoint = \net\authorize\api\constants\ANetEnvironment
         $requestRoot = $mapper->getXmlName((new \ReflectionClass($this->apiRequest))->getName());
 
         $requestArray = [$requestRoot => $this->apiRequest];
-	
+    
         $this->logger->info("Request  Creation End");
 
         $this->httpClient->setPostUrl( $endPoint);
@@ -138,7 +138,15 @@ public function execute($endPoint = \net\authorize\api\constants\ANetEnvironment
         $jsonResponse = $this->httpClient->_sendRequest(json_encode($requestArray));
         if($jsonResponse != null){
             //decoding json and removing bom
-            $response = json_decode( substr($jsonResponse,3), true);
+            $possibleBOM = substr($jsonResponse, 0, 3);
+            $utfBOM = pack("CCC", 0xef, 0xbb, 0xbf);
+            
+            if (0 === strncmp($possibleBOM, $utfBOM, 3)) {
+                $response = json_decode( substr($jsonResponse,3), true);
+            }
+            else {
+                $response = json_decode($jsonResponse, true);
+            }
             $this->apiResponse = new $this->apiResponseType();
             $this->apiResponse->set($response);  
         }