From 326945cba5ae2d921d8b8327d68f4d9f898690da Mon Sep 17 00:00:00 2001
From: Alexander Borsuk <me@alex.bio>
Date: Mon, 26 Aug 2024 15:05:14 +0200
Subject: [PATCH] Declare kml 2.2 gx extension support to serialize recorded
 tracks

Signed-off-by: Alexander Borsuk <me@alex.bio>
---
 kml/serdes.cpp | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/kml/serdes.cpp b/kml/serdes.cpp
index 543116c821..50d6bf2cdd 100644
--- a/kml/serdes.cpp
+++ b/kml/serdes.cpp
@@ -33,20 +33,20 @@ bool IsTrack(std::string const & s)
   return s == "Track" || s == "gx:Track";
 }
 
-std::string const kKmlHeader =
-  "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
-    "<kml xmlns=\"http://earth.google.com/kml/2.2\">\n"
+std::string_view constexpr kKmlHeader =
+    "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
+    "<kml xmlns=\"http://www.opengis.net/kml/2.2\" xmlns:gx=\"http://www.google.com/kml/ext/2.2\">\n"
     "<Document>\n";
 
-std::string const kKmlFooter =
-  "</Document>\n"
+std::string_view constexpr kKmlFooter =
+    "</Document>\n"
     "</kml>\n";
 
-std::string const kExtendedDataHeader =
-  "<ExtendedData xmlns:mwm=\"https://omaps.app\">\n";
+std::string_view constexpr kExtendedDataHeader =
+    "<ExtendedData xmlns:mwm=\"https://omaps.app\">\n";
 
-std::string const kExtendedDataFooter =
-  "</ExtendedData>\n";
+std::string_view constexpr kExtendedDataFooter =
+    "</ExtendedData>\n";
 
 std::string const kCompilationFooter = "</" + kCompilation + ">\n";