From c55613b45aa7dc9bdba05f89f28e5e4a3b582cb6 Mon Sep 17 00:00:00 2001
From: Baptiste Wojtkowski <baptiste.wojtkowski@biblibre.com>
Date: Wed, 14 Aug 2024 10:55:16 +0200
Subject: [PATCH] Bug 37642: Generated letter should use https in header

_wrap_html returns a header referring to http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd and http://www.w3.org/1999/xhtml. These should be https links.

Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Paul Derscheid <paul.derscheid@lmscloud.de>
---
 C4/Letters.pm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/C4/Letters.pm b/C4/Letters.pm
index 3f2fc95a4b..7bdbfc9bf2 100644
--- a/C4/Letters.pm
+++ b/C4/Letters.pm
@@ -1579,8 +1579,8 @@ sub _wrap_html {
     $css = qq{<link rel="stylesheet" type="text/css" href="$css">} if $css;
     return <<EOS;
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
-    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
-<html lang="en" xml:lang="en" xmlns="http://www.w3.org/1999/xhtml">
+    "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html lang="en" xml:lang="en" xmlns="https://www.w3.org/1999/xhtml">
 <head>
 <title>$title</title>
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-- 
2.46.0