From 2be590ab24a74616326edae14f25d8b8e23ea4d5 Mon Sep 17 00:00:00 2001
From: Azgaar <maxganiev@yandex.ru>
Date: Sun, 13 Jun 2021 12:10:59 +0300
Subject: [PATCH] replace href with xlink:href in saved image

---
 modules/save.js | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/modules/save.js b/modules/save.js
index 82564489..1a2e910d 100644
--- a/modules/save.js
+++ b/modules/save.js
@@ -184,14 +184,23 @@ async function getMapURL(type, subtype) {
     if (pattern) cloneDefs.appendChild(pattern.cloneNode(true));
   }
 
-  if (!cloneEl.getElementById("hatching").children.length) cloneEl.getElementById("hatching").remove(); //remove unused hatching group
-  if (!cloneEl.getElementById("fogging-cont")) cloneEl.getElementById("fog").remove(); //remove unused fog
+  if (!cloneEl.getElementById("hatching").children.length) cloneEl.getElementById("hatching").remove(); // remove unused hatching group
+  if (!cloneEl.getElementById("fogging-cont")) cloneEl.getElementById("fog").remove(); // remove unused fog
   if (!cloneEl.getElementById("regions")) cloneEl.getElementById("statePaths").remove(); // removed unused statePaths
   if (!cloneEl.getElementById("labels")) cloneEl.getElementById("textPaths").remove(); // removed unused textPaths
 
   // add armies style
   if (cloneEl.getElementById("armies")) cloneEl.insertAdjacentHTML("afterbegin", "<style>#armies text {stroke: none; fill: #fff; text-shadow: 0 0 4px #000; dominant-baseline: central; text-anchor: middle; font-family: Helvetica; fill-opacity: 1;}#armies text.regimentIcon {font-size: .8em;}</style>");
 
+  // add xlink: for href to support svg1.1
+  if (type === "svg") {
+    cloneEl.querySelectorAll("[href]").forEach(el => {
+      const href = el.getAttribute("href");
+      el.removeAttribute("href");
+      el.setAttribute("xlink:href", href);
+    });
+  }
+
   const fontStyle = await GFontToDataURI(getFontsToLoad(clone)); // load non-standard fonts
   if (fontStyle) clone.select("defs").append("style").text(fontStyle.join("\n")); // add font to style
   clone.remove();