feat: add link in contextmenu to edit map in OSM

fix #1651

umap/settings/base.py

@@ -239,6 +239,7 @@ UMAP_EXTRA_URLS = {
     "routing": "http://www.openstreetmap.org/directions?engine=osrm_car&route={lat},{lng}&locale={locale}#map={zoom}/{lat}/{lng}",  # noqa
     "ajax_proxy": "/ajax-proxy/?url={url}&ttl={ttl}",
     "search": "https://photon.komoot.io/api/?",
+    "edit_in_osm": "https://www.openstreetmap.org/edit#map={zoom}/{lat}/{lng}",
 }
 UMAP_KEEP_VERSIONS = env.int("UMAP_KEEP_VERSIONS", default=10)
 SITE_URL = env("SITE_URL", default="http://umap.org")

umap/static/umap/js/umap.js

@@ -1769,9 +1769,24 @@ U.Map = L.Map.extend({
         callback: this.openExternalRouting,
       })
     }
+    if (this.options.urls.edit_in_osm) {
+      items.push('-', {
+        text: L._('Edit in OpenStreetMap'),
+        callback: this.editInOSM,
+      })
+    }
     this.options.contextmenuItems = items
   },
 
+  editInOSM: function (e) {
+    const url = this.urls.get('edit_in_osm', {
+      lat: e.latlng.lat,
+      lng: e.latlng.lng,
+      zoom: Math.max(this.getZoom(), 16),
+    })
+    if (url) window.open(url)
+  },
+
   openExternalRouting: function (e) {
     const url = this.urls.get('routing', {
       lat: e.latlng.lat,