Add support for Django 6 (#398)

Author: claudep

leaflet/forms/widgets.py

@@ -93,6 +93,9 @@ def get_context(self, name, value, attrs):
         value = None if value in validators.EMPTY_VALUES else value
         context = super().get_context(name, value, attrs)
         context.update(self.get_attrs(name, attrs))
+        # The next 2 lines can be removed once Django 5.2 support is dropped.
+        if "geom_name" not in context["widget"]["attrs"]:
+            context["widget"]["attrs"]["geom_name"] = context["geom_type"]
         context["csp_nonce"] = self.csp_nonce
         context["FORCE_IMAGE_PATH"] = static("leaflet/images/") if app_settings['FORCE_IMAGE_PATH'] else False
         context["reset_view_icon"] = static("leaflet/images/reset-view.png")

leaflet/templates/leaflet/widget.html

@@ -15,8 +15,8 @@
     {% block vars %}var {{ module }} = {};
     {{ module }}.fieldid = '{{ id_css }}';
     {{ module }}.modifiable = {{ modifiable|yesno:"true,false" }};
-    {{ module }}.geom_type = '{{ geom_type }}';
-    {{ module }}.srid = {{ map_srid|unlocalize }};
+    {{ module }}.geom_type = '{{ widget.attrs.geom_name }}';
+    {{ module }}.srid = {{ widget.attrs.map_srid|unlocalize }};
     {% endblock vars %}
 
     function {{ id_map_callback }}(map, options) {