From eeaec20873d25eb18ced843d76d3563766ac99cd Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Wed, 26 Mar 2014 07:58:00 +0000
Subject: [PATCH] Add support for server-side triggered CSS reload

---
 library/Icinga/Web/Controller/ActionController.php | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/library/Icinga/Web/Controller/ActionController.php b/library/Icinga/Web/Controller/ActionController.php
index 300413b63..7429d89c8 100644
--- a/library/Icinga/Web/Controller/ActionController.php
+++ b/library/Icinga/Web/Controller/ActionController.php
@@ -68,6 +68,8 @@ class ActionController extends Zend_Controller_Action
 
     private $noXhrBody = false;
 
+    private $reloadCss = false;
+
     private $windowId;
 
     // TODO: This would look better if we had a ModuleActionController
@@ -149,6 +151,11 @@ class ActionController extends Zend_Controller_Action
         return $this->windowId;
     }
 
+    protected function reloadCss()
+    {
+        $this->reloadCss = true;
+    }
+
     /**
      * Return a window-aware session by using the given prefix
      *
@@ -370,6 +377,10 @@ class ActionController extends Zend_Controller_Action
             }
         }
 
+        if ($isXhr && ($this->reloadCss || $this->getParam('_reload') === 'css')) {
+            header('X-Icinga-CssReload: now');
+        }
+
         if ($isXhr && $this->noXhrBody) {
             header('X-Icinga-Container: ignore');
             return;