From f71a9f23b80bdcf93b0b5762b405888b083277ed Mon Sep 17 00:00:00 2001
From: diosmosis <diosmosis@users.noreply.github.com>
Date: Tue, 13 Aug 2019 13:38:59 -0700
Subject: Allow disabling referrer-policy header and use in startOverlaySession
 since that is how overlay is dets detected in piwik.js. (#14766)

---
 plugins/Overlay/Controller.php | 1 +
 1 file changed, 1 insertion(+)

(limited to 'plugins/Overlay')

diff --git a/plugins/Overlay/Controller.php b/plugins/Overlay/Controller.php
index 6708196521..98ff9937d5 100644
--- a/plugins/Overlay/Controller.php
+++ b/plugins/Overlay/Controller.php
@@ -177,6 +177,7 @@ class Controller extends \Piwik\Plugin\Controller
         $view->mainUrl   = $site['main_url'];
 
         $this->outputCORSHeaders();
+        $view->setUseStrictReferrerPolicy(false);
         Common::sendHeader('Content-Type: text/html; charset=UTF-8');
 
         return $view->render();
-- 
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