From 872dc79dbd8b04424520e32675a6e0dcb6ed44bc Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Wed, 25 May 2016 21:28:33 -0400
Subject: Do not execute controller if the response is already sent

---
 app/Core/Http/Response.php | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'app/Core/Http')

diff --git a/app/Core/Http/Response.php b/app/Core/Http/Response.php
index 1c5310d0..0f16fb65 100644
--- a/app/Core/Http/Response.php
+++ b/app/Core/Http/Response.php
@@ -16,6 +16,18 @@ class Response extends Base
     private $httpStatusCode = 200;
     private $httpHeaders = array();
     private $httpBody = '';
+    private $responseSent = false;
+
+    /**
+     * Return true if the response have been sent to the user agent
+     *
+     * @access public
+     * @return bool
+     */
+    public function isResponseAlreadySent()
+    {
+        return $this->responseSent;
+    }
 
     /**
      * Set HTTP status code
@@ -187,6 +199,8 @@ class Response extends Base
      */
     public function send()
     {
+        $this->responseSent = true;
+
         if ($this->httpStatusCode !== 200) {
             header('Status: '.$this->httpStatusCode);
             header($this->request->getServerVariable('SERVER_PROTOCOL').' '.$this->httpStatusCode);
-- 
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