From 4cff1feb8fe2231df6568e9d1d711540984c80fe Mon Sep 17 00:00:00 2001
From: Yonas Habteab <yonas.habteab@icinga.com>
Date: Wed, 9 Mar 2022 21:39:17 +0100
Subject: [PATCH] ActionController: Don't override `X-Icinga-Title` when it's
 already set

---
 .../Web/Controller/ActionController.php       | 24 ++++++++++---------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/library/Icinga/Web/Controller/ActionController.php b/library/Icinga/Web/Controller/ActionController.php
index 608159971..f9e3a12a7 100644
--- a/library/Icinga/Web/Controller/ActionController.php
+++ b/library/Icinga/Web/Controller/ActionController.php
@@ -496,18 +496,20 @@ class ActionController extends Zend_Controller_Action
             $resp->setReloadCss(true);
         }
 
-        if ($this->view->title) {
-            if (preg_match('~[\r\n]~', $this->view->title)) {
-                // TODO: Innocent exception and error log for hack attempts
-                throw new IcingaException('No way, guy');
+        if ($resp->getHeader('X-Icinga-Title') === null) {
+            if ($this->view->title) {
+                if (preg_match('~[\r\n]~', $this->view->title)) {
+                    // TODO: Innocent exception and error log for hack attempts
+                    throw new IcingaException('No way, guy');
+                }
+                $resp->setHeader(
+                    'X-Icinga-Title',
+                    rawurlencode($this->view->title . ' :: ' . $this->view->defaultTitle),
+                    true
+                );
+            } else {
+                $resp->setHeader('X-Icinga-Title', rawurlencode($this->view->defaultTitle), true);
             }
-            $resp->setHeader(
-                'X-Icinga-Title',
-                rawurlencode($this->view->title . ' :: ' . $this->view->defaultTitle),
-                true
-            );
-        } else {
-            $resp->setHeader('X-Icinga-Title', rawurlencode($this->view->defaultTitle), true);
         }
 
         $layout = $this->_helper->layout();