From 5660cacd45e61886a0f762a83825525771fdaede Mon Sep 17 00:00:00 2001
From: Ingolf Steinhardt <info@e-spin.de>
Date: Mon, 9 Feb 2026 20:31:46 +0100
Subject: [PATCH] Hide base URL in sitemap.xml

---
 .../EventListener/GetSearchablePagesListener.php    | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/CoreBundle/EventListener/GetSearchablePagesListener.php b/src/CoreBundle/EventListener/GetSearchablePagesListener.php
index 0612a83ae..a69f6d226 100644
--- a/src/CoreBundle/EventListener/GetSearchablePagesListener.php
+++ b/src/CoreBundle/EventListener/GetSearchablePagesListener.php
@@ -356,7 +356,15 @@ private function getBaseUrl(array $pageDetails, string $path = null): UrlBuilder
     {
         $url = new UrlBuilder();
         // Set the domain (see contao/core#6421)
-        $url->setHost($pageDetails['domain'] ?: Environment::get('host'));
+        $host = $pageDetails['domain'] ?: Environment::get('httpHost');
+        if (
+            1 === preg_match('/^([^:]+):([\d]+)$/', $host, $matches)
+            && '' !== $matches[2]
+        ) {
+            $url->setPort((int) $matches[2]);
+            $host = $matches[1];
+        }
+        $url->setHost($host);
         $url->setScheme($pageDetails['rootUseSSL'] ? 'https' : 'http');
 
         // Get the path.
@@ -369,7 +377,8 @@ private function getBaseUrl(array $pageDetails, string $path = null): UrlBuilder
                 true
             );
             $this->dispatcher->dispatch($event, ContaoEvents::CONTROLLER_GENERATE_FRONTEND_URL);
-            $url->setPath($event->getUrl());
+            $tempUrl = new UrlBuilder($event->getUrl());
+            $url->setPath($tempUrl->getPath());
         } else {
             $url->setPath($path);
         }