Added ItnValidator::flush() method.

Author: warrickbayman

README.md

@@ -130,13 +130,12 @@ class PayFastController
 {
     public function webhook(Request $request)
     {
-        // From the PayFast docs... Send a 200 response right away...
-        header('HTTP/1.0 200 OK');
-        flush();
-    
         // Create a new validator
         $validator = new \TPG\PayFast\ItnValidator($request->input());
 
+        // From the PayFast docs... Send a 200 response right away...
+        $validator->flush();
+    
         // You have access to all the response data through the `PayfastResponse` class.
         $response = $validator->response();
 

src/ItnValidator.php

@@ -21,6 +21,17 @@ public function __construct(array $responseData)
         $this->response = new PayFastResponse($responseData);
     }
 
+    /**
+     * @deprecated Version 1 will flush on ItnValidator construction. Won't need to call this at all.
+     */
+    public function flush(): self
+    {
+        header('HTTP/1.0 200 OK');
+        flush();
+
+        return $this;
+    }
+
     public function testing(bool $testing = true): self
     {
         $this->testing = $testing;