--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/app/django/contrib/gis/db/backend/oracle/models.py Tue Oct 14 16:00:59 2008 +0000
@@ -0,0 +1,61 @@
+"""
+ The GeometryColumns and SpatialRefSys models for the Oracle spatial
+ backend.
+
+ It should be noted that Oracle Spatial does not have database tables
+ named according to the OGC standard, so the closest analogs are used.
+ For example, the `USER_SDO_GEOM_METADATA` is used for the GeometryColumns
+ model and the `SDO_COORD_REF_SYS` is used for the SpatialRefSys model.
+"""
+from django.db import models
+from django.contrib.gis.models import SpatialRefSysMixin
+
+class GeometryColumns(models.Model):
+ "Maps to the Oracle USER_SDO_GEOM_METADATA table."
+ table_name = models.CharField(max_length=32)
+ column_name = models.CharField(max_length=1024)
+ srid = models.IntegerField(primary_key=True)
+ # TODO: Add support for `diminfo` column (type MDSYS.SDO_DIM_ARRAY).
+ class Meta:
+ db_table = 'USER_SDO_GEOM_METADATA'
+
+ @classmethod
+ def table_name_col(cls):
+ """
+ Returns the name of the metadata column used to store the
+ the feature table name.
+ """
+ return 'table_name'
+
+ @classmethod
+ def geom_col_name(cls):
+ """
+ Returns the name of the metadata column used to store the
+ the feature geometry column.
+ """
+ return 'column_name'
+
+ def __unicode__(self):
+ return '%s - %s (SRID: %s)' % (self.table_name, self.column_name, self.srid)
+
+class SpatialRefSys(models.Model, SpatialRefSysMixin):
+ "Maps to the Oracle MDSYS.CS_SRS table."
+ cs_name = models.CharField(max_length=68)
+ srid = models.IntegerField(primary_key=True)
+ auth_srid = models.IntegerField()
+ auth_name = models.CharField(max_length=256)
+ wktext = models.CharField(max_length=2046)
+ #cs_bounds = models.GeometryField()
+
+ class Meta:
+ # TODO: Figure out way to have this be MDSYS.CS_SRS without
+ # having django's quoting mess up the SQL.
+ db_table = 'CS_SRS'
+
+ @property
+ def wkt(self):
+ return self.wktext
+
+ @classmethod
+ def wkt_col(cls):
+ return 'wktext'