From: Tom Hughes <tom@compton.nu>
Date: Thu, 12 Dec 2024 18:14:33 +0000 (+0000)
Subject: Merge remote-tracking branch 'upstream/pull/5394'
X-Git-Url: https://git.openstreetmap.org./rails.git/commitdiff_plain/326d4ecec0ca0817567912f5d45b904df4c5b054?hp=1bee96ede16e1dab41ad82efb9f2486da68a642f

Merge remote-tracking branch 'upstream/pull/5394'
---

diff --git a/app/assets/javascripts/id.js b/app/assets/javascripts/id.js
index 706097bba..15f77b1c1 100644
--- a/app/assets/javascripts/id.js
+++ b/app/assets/javascripts/id.js
@@ -28,6 +28,12 @@ document.addEventListener("DOMContentLoaded", function () {
       .containerNode(container)
       .init();
 
+    if (parent === window) {
+      // iD not opened in an iframe -> skip setting of parent  handlers
+      return;
+    }
+
+    var hashChangedAutomatically = false;
     id.map().on("move.embed", parent.$.throttle(250, function () {
       if (id.inIntro()) return;
       var zoom = ~~id.map().zoom(),
@@ -40,14 +46,12 @@ document.addEventListener("DOMContentLoaded", function () {
       // https://gist.github.com/jfirebaugh/5439412
       var hash = parent.OSM.formatHash(llz);
       if (hash !== parent.location.hash) {
+        hashChangedAutomatically = true;
         parent.location.replace(parent.location.href.replace(/(#.*|$)/, hash));
       }
     }));
 
-    parent.$("body").on("click", "a.set_position", function (e) {
-      e.preventDefault();
-      var data = parent.$(this).data();
-
+    function goToLocation(data) {
       // 0ms timeout to avoid iframe JS context weirdness.
       // https://gist.github.com/jfirebaugh/5439412
       setTimeout(function () {
@@ -55,6 +59,22 @@ document.addEventListener("DOMContentLoaded", function () {
           [data.lon, data.lat],
           Math.max(data.zoom || 15, 13));
       }, 0);
+    }
+
+    parent.$("body").on("click", "a.set_position", function (e) {
+      e.preventDefault();
+      var data = parent.$(this).data();
+      goToLocation(data);
+    });
+
+    parent.addEventListener("hashchange", function (e) {
+      if (hashChangedAutomatically) {
+        hashChangedAutomatically = false;
+        return;
+      }
+      e.preventDefault();
+      var data = parent.OSM.mapParams();
+      goToLocation(data);
     });
   }
 });