Intervention Detail View

* adds (WIP) detail view for interventions
* renames typo in conservations_file_number to conservation_file_number
* adds simple has_access check for intervention objects for given users
* renames occurences of "Registered" to "Recorded" (verzeichnen)
* adds an informing message for detail view of intervention objects which are not editable for a user
* adds GeometryAdmin
* adds fallback DEFAULT_SRID for Geometry model
* adds translations

konova/forms.py

@@ -10,6 +10,7 @@ from abc import abstractmethod
 
 from django import forms
 from django.contrib.auth.models import User
+from django.contrib.gis.forms import GeometryField, OSMWidget, MultiPolygonField
 from django.utils import timezone
 from django.utils.translation import gettext_lazy as _
 
@@ -94,3 +95,30 @@ class RemoveForm(BaseForm):
             self.object_to_remove.save()
         return self.object_to_remove
 
+
+class SimpleGeomForm(BaseForm):
+    """ A geometry form for rendering geometry read-only using a widget
+
+    """
+    geom = GeometryField(
+        widget=OSMWidget(
+            attrs={
+                "map_width": 600,
+                "map_height": 400,
+            }
+        )
+    )
+
+    def __init__(self, *args, **kwargs):
+        """
+        Constructor does not need to perform further initial setup, like other forms.
+        We simply use this here for easy rendering of a geometry view component
+
+        Args:
+            *args ():
+            **kwargs ():
+        """
+        super().__init__(*args, **kwargs)
+        geom = self.instance.geometry.geom
+        self.initialize_form_field("geom", geom)
+        self.disable_form_field("geom")