From d946a98df10bf1ae5bb02e5cd7eaa2a0c3a06aad Mon Sep 17 00:00:00 2001
From: mrmr1993
Date: Fri, 18 Aug 2017 18:41:51 +0100
Subject: Check whether events are trusted before executing listeners

---
 lib/utils.coffee | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'lib/utils.coffee')

diff --git a/lib/utils.coffee b/lib/utils.coffee
index babb5f96..78eed12c 100644
--- a/lib/utils.coffee
+++ b/lib/utils.coffee
@@ -1,3 +1,11 @@
+# Only pass events to the handler if they are marked as trusted by the browser.
+# This is kept in the global namespace for brevity and ease of use.
+window.forTrusted ?= (handler) -> (event) ->
+  if event?.isTrusted
+    handler.apply this, arguments
+  else
+    true
+
 Utils =
   getCurrentVersion: ->
     chrome.runtime.getManifest().version
-- 
cgit v1.2.3