Add FeaturesHaveOwners map option.

WIP

umap/settings/base.py

@@ -249,6 +249,7 @@ DATABASES = {
 }
 UMAP_DEFAULT_SHARE_STATUS = None
 UMAP_DEFAULT_EDIT_STATUS = None
+UMAP_DEFAULT_FEATURES_HAVE_OWNERS = True
 
 UMAP_READONLY = env('UMAP_READONLY', default=False)
 UMAP_GZIP = True

umap/static/umap/js/umap.js

@@ -108,6 +108,7 @@ L.U.Map.include({
     L.Util.setBooleanFromQueryString(this.options, 'displayCaptionOnLoad')
     L.Util.setBooleanFromQueryString(this.options, 'captionBar')
     L.Util.setBooleanFromQueryString(this.options, 'captionMenus')
+    L.Util.setBooleanFromQueryString(this.options, 'featuresHaveOwners')
     for (let i = 0; i < this.HIDDABLE_CONTROLS.length; i++) {
       L.Util.setNullableBooleanFromQueryString(
         this.options,
@@ -1112,6 +1113,7 @@ L.U.Map.include({
     'filterKey',
     'facetKey',
     'slugKey',
+    'featuresHaveOwners',
     'showLabel',
     'labelDirection',
     'labelInteractive',
@@ -1457,6 +1459,12 @@ L.U.Map.include({
           label: L._('Feature identifier key'),
         },
       ],
+      [
+        'options.featuesHaveOwners',
+        {
+          handler: 'Switch', label: L._('Features have owners')
+        },
+      ],
     ]
 
     builder = new L.U.FormBuilder(this, optionsFields, {

umap/views.py

@@ -509,6 +509,7 @@ class MapDetailMixin:
             "properties": {
                 "zoom": getattr(settings, "LEAFLET_ZOOM", 6),
                 "datalayers": [],
+                "features_have_owners": settings.UMAP_DEFAULT_FEATURES_HAVE_OWNERS,
             },
         }