def on_save(self, obj):
if obj.__fields_values__[self.name] is None:
obj.__fields_values__[self.name] = self.default
if obj.id is None:
if self.unique:
unique_field_key = "%s__%s" % (
obj.__get_elastic_type_name__(),
self.name
)
unique_data = {'_id': obj.__fields_values__[self.name],
'_type': unique_field_key}
try:
ElasticOSMConnection.get_connection().index(
unique_data,
ElasticOSMConnection.get_uniques_db(),
unique_data['_id'],
unique_data['_type'],
op_type='create'
)
except AlreadyExistsException:
raise UniqueFieldExistsException('Value %s exists for ' + \
'field %s' % (
unique_data['_id'],
self.name)
)