diff -r 6641e941ef1e -r ff1a9aa48cfd app/django/contrib/gis/db/backend/oracle/models.py --- /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'