app/django/contrib/gis/db/backend/base.py
author Pawel Solyga <Pawel.Solyga@gmail.com>
Thu, 02 Apr 2009 10:11:38 +0000
changeset 2051 cecbef1289a5
parent 323 ff1a9aa48cfd
permissions -rw-r--r--
Make the mentor and organization admin comment submission on student proposal nicer. Now drop down box allows you to select comment type and based on selected type and your current Role shows you available comment options. Left TODO to put inline JS into separate JS file. Patch by: Tim Ansell (small fixes by Pawel Solyga) Reviewed by: Pawel Solyga

"""
 This module holds the base `SpatialBackend` object, which is
 instantiated by each spatial backend with the features it has.
"""
# TODO: Create a `Geometry` protocol and allow user to use
# different Geometry objects -- for now we just use GEOSGeometry.
from django.contrib.gis.geos import GEOSGeometry, GEOSException

class BaseSpatialBackend(object):
    Geometry = GEOSGeometry
    GeometryException = GEOSException

    def __init__(self, **kwargs):
        kwargs.setdefault('distance_functions', {})
        kwargs.setdefault('limited_where', {})
        for k, v in kwargs.iteritems(): setattr(self, k, v)
 
    def __getattr__(self, name):
        """
        All attributes of the spatial backend return False by default.
        """
        try:
            return self.__dict__[name]
        except KeyError:
            return False