View difference between Paste ID: Kj5HPSZD and a7HuisZi

 <?php
 
 class S3_Controller extends Extension {
 
 
 	public function onBeforeInit() {
 		$this->postRequest();
      }
 
         public function postRequest(SS_HTTPRequest $request, DataModel $model = null) {
 
-            $response = parent::handleRequest($request, $model);
+            $response = $this->owner->response;
             if ($body = $response->getBody()) {
 		$body = self::replaceCDN($body);
                 $response->setBody($body);
             }
             return $response;
         }
 
 
         static function replaceCDN($body) {
             if (!$body) {
                 return;
             }
 
             $cdn = "//" . S3_BUCKET . ".s3.amazonaws.com/assets"; // or a working cname record
             $myDomain = Director::absoluteBaseURL();
         	echo $myDomain;
 			die;
             $body = str_replace('src="assets/', 'src="'.$cdn.'/', $body);
             $body = str_replace('href="assets/', 'href="'.$cdn.'/', $body);
             $body = str_replace($myDomain . 'assets/', $cdn.'/', $body); //absolute links
 
             return $body;
         }
 
 
 }