app/django/contrib/gis/tests/geoapp/models.py
author Sverre Rabbelier <srabbelier@gmail.com>
Mon, 03 Nov 2008 19:47:02 +0000
changeset 439 0658c3c9a9dc
parent 323 ff1a9aa48cfd
permissions -rw-r--r--
Minor fixes needed for generic key name We no longer try to retreive an entity when there are unset fields. This sort of makes 'getIfFields' obsolete, since we check if fields now anyway. This is needed because getKeyFieldsFromDict expects the fields to be set. Also a minor fix in a Django template so that the generic 'edit' page has a working delete button again.

from django.contrib.gis.db import models
from django.contrib.gis.tests.utils import mysql

# MySQL spatial indices can't handle NULL geometries.
null_flag = not mysql

class Country(models.Model):
    name = models.CharField(max_length=30)
    mpoly = models.MultiPolygonField() # SRID, by default, is 4326
    objects = models.GeoManager()
    def __unicode__(self): return self.name

class City(models.Model):
    name = models.CharField(max_length=30)
    point = models.PointField() 
    objects = models.GeoManager()
    def __unicode__(self): return self.name

class State(models.Model):
    name = models.CharField(max_length=30)
    poly = models.PolygonField(null=null_flag) # Allowing NULL geometries here.
    objects = models.GeoManager()
    def __unicode__(self): return self.name

class Feature(models.Model):
    name = models.CharField(max_length=20)
    geom = models.GeometryField()
    objects = models.GeoManager()
    def __unicode__(self): return self.name

class MinusOneSRID(models.Model):
    geom = models.PointField(srid=-1) # Minus one SRID.
    objects = models.GeoManager()