app: correctly pick dyno to update (...)

js/erp5_loader.js

@@ -6485,11 +6485,14 @@
           }
         }
       } else {
-        // TODO: can this be done without storing on and querying DOM???
-        widget = pass.state.gadget.querySelector("[data-update]")
-        wrapper.property_dict.map_children = widget.getAttribute("data-map");
+        // TODO: can this be done without storing on and querying DOM???!!!
+        // TODO: THIS MAKES ME INSANE... qsa || widget does not work!
+        widget = pass.state.gadget;
+        widget_dyno = widget.querySelector("[data-update]") || widget.getElementsByTagName("form")[0];
+        wrapper.property_dict.map_children = widget_dyno.getAttribute("data-map");
+
         wrapper = util.mergeObject(
-          factory.widget[widget.getAttribute("data-widget")](wrapper.property_dict),
+          factory.widget[widget_dyno.getAttribute("data-widget")](wrapper.property_dict),
           wrapper
         );