From f131ef6c24c331de2d24101217e55155b4c0219e Mon Sep 17 00:00:00 2001
From: Sunshine <snshn@tutanota.com>
Date: Thu, 5 Sep 2024 22:25:33 +0000
Subject: [PATCH] only send Referer HTTP header if the parent URL's scheme is
 http(s)

---
 src/utils.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/utils.rs b/src/utils.rs
index 9eda28a1..1a5e0522 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -299,7 +299,7 @@ pub fn retrieve_asset(
                 }
             }
             // Add referer header for page resource requests
-            if parent_url != url {
+            if ["https", "http"].contains(&parent_url.scheme()) && parent_url != url {
                 headers.insert(
                     REFERER,
                     HeaderValue::from_str(get_referer_url(parent_url.clone()).as_str()).unwrap(),