Add default normalize logic for API views

and use common logic for getting field list in traditional Form class

tailbone/forms/core.py

@@ -37,6 +37,7 @@ from sqlalchemy.ext.associationproxy import AssociationProxy, ASSOCIATION_PROXY
 from rattail.time import localtime
 from rattail.util import prettify, pretty_boolean, pretty_quantity
 from rattail.core import UNSPECIFIED
+from rattail.db.util import get_fieldnames
 
 import colander
 import deform
@@ -396,19 +397,8 @@ class Form(object):
         if not self.model_class:
             raise ValueError("Must define model_class to use make_fields()")
 
-        mapper = orm.class_mapper(self.model_class)
-
-        # first add primary column fields
-        fields = FieldList([prop.key for prop in mapper.iterate_properties
-                            if not prop.key.startswith('_')
-                            and prop.key != 'versions'])
-
-        # then add association proxy fields
-        for key, desc in sa.inspect(self.model_class).all_orm_descriptors.items():
-            if desc.extension_type == ASSOCIATION_PROXY:
-                fields.append(key)
-
-        return fields
+        return get_fieldnames(self.request.rattail_config, self.model_class,
+                              columns=True, proxies=True, relations=True)
 
     def make_renderers(self):
         """