From c3b048d34a1014ec4feefd28e6ce1dfb39a5070b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=93scar?= <welpo@users.noreply.github.com>
Date: Sat, 18 Jan 2025 14:19:10 +0100
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix(feed):=20load=20CSS=20in=20s?=
 =?UTF-8?q?ubfolder=20setups=20(#467)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 static/feed_style.xsl | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/static/feed_style.xsl b/static/feed_style.xsl
index f4f5e98..1a2a509 100644
--- a/static/feed_style.xsl
+++ b/static/feed_style.xsl
@@ -14,7 +14,13 @@
         <meta charset="utf-8"/>
         <meta http-equiv="content-type" content="text/html; charset=utf-8"/>
         <meta name="viewport" content="width=device-width, initial-scale=1"/>
-        <link rel="stylesheet" href="{/atom:feed/@xml:base}/main.css"/>
+        <!-- The base URL is assumed to be the first URL in the sitemap. -->
+        <xsl:variable name="baseUrl" select="(sitemap:urlset/sitemap:url)[1]/sitemap:loc"/>
+        <!-- Remove http[s]:// -->
+        <xsl:variable name="baseUrlWithoutProtocol" select="substring-after($baseUrl, '://')"/>
+        <!-- Remove trailing slash -->
+        <xsl:variable name="clean_base_url" select="substring-before($baseUrlWithoutProtocol, '/')"/>
+        <link rel="stylesheet" href="{$baseUrl}main.css"/>
         <link rel="stylesheet" href="{/atom:feed/atom:link[@rel='extra-stylesheet']/@href}" />
 
       </head>