An idea about spatialite dynamic fields

gistfile1.diff

Index: django/django/contrib/gis/db/backends/spatialite/models.py
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- django/django/contrib/gis/db/backends/spatialite/models.py	(revision 51890ce8898f821d28f2f6fb6071c936e9bd88f0)
+++ django/django/contrib/gis/db/backends/spatialite/models.py	(revision )
@@ -2,6 +2,7 @@
  The GeometryColumns and SpatialRefSys models for the SpatiaLite backend.
 """
 from django.db import connection, models
+from django.db.backends.signals import connection_created
 from django.contrib.gis.db.backends.base import SpatialRefSysMixin
 from django.utils.encoding import python_2_unicode_compatible
 
@@ -13,10 +14,6 @@
     """
     f_table_name = models.CharField(max_length=256)
     f_geometry_column = models.CharField(max_length=256)
-    if connection.ops.spatial_version[0] >= 4:
-        type = models.IntegerField(db_column='geometry_type')
-    else:
-        type = models.CharField(max_length=30)
     coord_dimension = models.IntegerField()
     srid = models.IntegerField(primary_key=True)
     spatial_index_enabled = models.IntegerField()
@@ -57,8 +54,6 @@
     auth_srid = models.IntegerField()
     ref_sys_name = models.CharField(max_length=256)
     proj4text = models.CharField(max_length=2048)
-    if connection.ops.spatial_version[0] >= 4:
-        srtext = models.CharField(max_length=2048)
 
     @property
     def wkt(self):
@@ -71,3 +66,14 @@
         app_label = 'gis'
         db_table = 'spatial_ref_sys'
         managed = False
+
+
+def add_spatial_related_fields(sender, **kwargs):
+    spatial_version = connection.ops.spatial_version[0]
+    if spatial_version >= 4:
+        SpatialiteSpatialRefSys.add_to_class('srtext', models.CharField(max_length=2048))
+        SpatialiteGeometryColumns.add_to_class('type', models.IntegerField(db_column='geometry_type'))
+    else:
+        SpatialiteGeometryColumns.add_to_class('type', models.CharField(max_length=30))
+
+connection_created.connect(add_spatial_related_fields)