Fixed #25645 -- Dropped support for SpatiaLite < 4.0.
This commit is contained in:
Tim Graham
parent
62e4f8ec43
commit
47f22e8286
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@ -29,10 +29,9 @@ class SpatiaLiteIntrospection(DatabaseIntrospection):
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cursor = self.connection.cursor()
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try:
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# Querying the `geometry_columns` table to get additional metadata.
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type_col = 'type' if self.connection.ops.spatial_version < (4, 0, 0) else 'geometry_type'
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cursor.execute('SELECT coord_dimension, srid, %s '
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cursor.execute('SELECT coord_dimension, srid, geometry_type '
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'FROM geometry_columns '
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'WHERE f_table_name=%%s AND f_geometry_column=%%s' % type_col,
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'WHERE f_table_name=%s AND f_geometry_column=%s',
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(table_name, geo_col))
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row = cursor.fetchone()
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if not row:
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@ -2,9 +2,7 @@
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The GeometryColumns and SpatialRefSys models for the SpatiaLite backend.
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"""
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from django.contrib.gis.db.backends.base.models import SpatialRefSysMixin
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from django.contrib.gis.db.backends.spatialite.base import DatabaseWrapper
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from django.db import connection, models
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from django.db.backends.signals import connection_created
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from django.db import models
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from django.utils.encoding import python_2_unicode_compatible
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@ -18,6 +16,7 @@ class SpatialiteGeometryColumns(models.Model):
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coord_dimension = models.IntegerField()
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srid = models.IntegerField(primary_key=True)
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spatial_index_enabled = models.IntegerField()
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type = models.IntegerField(db_column='geometry_type')
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class Meta:
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app_label = 'gis'
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@ -55,6 +54,7 @@ class SpatialiteSpatialRefSys(models.Model, SpatialRefSysMixin):
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auth_srid = models.IntegerField()
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ref_sys_name = models.CharField(max_length=256)
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proj4text = models.CharField(max_length=2048)
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srtext = models.CharField(max_length=2048)
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@property
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def wkt(self):
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@ -67,18 +67,3 @@ class SpatialiteSpatialRefSys(models.Model, SpatialRefSysMixin):
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app_label = 'gis'
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db_table = 'spatial_ref_sys'
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managed = False
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def add_spatial_version_related_fields(sender, **kwargs):
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"""
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Adds fields after establishing a database connection to prevent database
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operations at compile time.
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"""
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if connection_created.disconnect(add_spatial_version_related_fields, sender=DatabaseWrapper):
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spatial_version = connection.ops.spatial_version[0]
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if spatial_version >= 4:
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SpatialiteSpatialRefSys.add_to_class('srtext', models.CharField(max_length=2048))
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SpatialiteGeometryColumns.add_to_class('type', models.IntegerField(db_column='geometry_type'))
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else:
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SpatialiteGeometryColumns.add_to_class('type', models.CharField(max_length=30))
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connection_created.connect(add_spatial_version_related_fields, sender=DatabaseWrapper)
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@ -1,6 +1,5 @@
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"""
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SQL functions reference lists:
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http://www.gaia-gis.it/spatialite-3.0.0-BETA/spatialite-sql-3.0.0.html
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https://web.archive.org/web/20130407175746/http://www.gaia-gis.it/gaia-sins/spatialite-sql-4.0.0.html
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http://www.gaia-gis.it/gaia-sins/spatialite-sql-4.2.1.html
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"""
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@ -90,18 +89,14 @@ class SpatiaLiteOperations(BaseSpatialOperations, DatabaseOperations):
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'Length': 'ST_Length',
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'Reverse': 'ST_Reverse',
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'Scale': 'ScaleCoords',
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'Translate': 'ST_Translate' if self.spatial_version >= (3, 1, 0) else 'ShiftCoords',
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'Translate': 'ST_Translate',
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'Union': 'ST_Union',
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}
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@cached_property
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def unsupported_functions(self):
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unsupported = {'BoundingCircle', 'ForceRHR', 'IsValid', 'MakeValid', 'MemSize'}
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if self.spatial_version < (3, 1, 0):
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unsupported.add('SnapToGrid')
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if self.spatial_version < (4, 0, 0):
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unsupported.update({'Perimeter', 'Reverse'})
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elif not self.lwgeom_version():
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if not self.lwgeom_version():
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unsupported.add('GeoHash')
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return unsupported
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@ -116,8 +111,8 @@ class SpatiaLiteOperations(BaseSpatialOperations, DatabaseOperations):
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'database (error was "%s"). Was the SpatiaLite initialization '
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'SQL loaded on this database?') % (self.connection.settings_dict['NAME'], msg)
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six.reraise(ImproperlyConfigured, ImproperlyConfigured(new_msg), sys.exc_info()[2])
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if version < (3, 0, 0):
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raise ImproperlyConfigured('GeoDjango only supports SpatiaLite versions 3.0.0 and above.')
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if version < (4, 0, 0):
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raise ImproperlyConfigured('GeoDjango only supports SpatiaLite versions 4.0.0 and above.')
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return version
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def convert_extent(self, box, srid):
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@ -388,7 +388,7 @@ Function PostGIS Oracle MySQL SpatiaLite
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:class:`Distance` X X X (≥ 5.6.1) X
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:class:`Envelope` X X X
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:class:`ForceRHR` X
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:class:`GeoHash` X X (≥ 4.0, LWGEOM)
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:class:`GeoHash` X X (LWGEOM)
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:class:`Intersection` X X X (≥ 5.6.1) X
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:class:`IsValid` X
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:class:`Length` X X X X
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@ -396,11 +396,11 @@ Function PostGIS Oracle MySQL SpatiaLite
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:class:`MemSize` X
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:class:`NumGeometries` X X X X
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:class:`NumPoints` X X X X
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:class:`Perimeter` X X X (≥ 4.0)
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:class:`Perimeter` X X X
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:class:`PointOnSurface` X X X
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:class:`Reverse` X X X (≥ 4.0)
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:class:`Reverse` X X X
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:class:`Scale` X X
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:class:`SnapToGrid` X X (≥ 3.1)
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:class:`SnapToGrid` X X
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:class:`SymDifference` X X X (≥ 5.6.1) X
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:class:`Transform` X X X
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:class:`Translate` X X
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@ -263,7 +263,7 @@ right-hand rule.
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.. class:: GeoHash(expression, **extra)
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*Availability*: PostGIS, SpatiaLite (≥ 4.0, LWGEOM)
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*Availability*: PostGIS, SpatiaLite (LWGEOM)
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Accepts a single geographic field or expression and returns a `GeoHash`__
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representation of the geometry.
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@ -367,7 +367,7 @@ in the first linestring in the geometry field; otherwise returns ``None``.
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.. class:: Perimeter(expression, **extra)
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*Availability*: PostGIS, Oracle, SpatiaLite (≥ 4.0)
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*Availability*: PostGIS, Oracle, SpatiaLite
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Accepts a single geographic field or expression and returns the perimeter of the
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geometry field as a :class:`~django.contrib.gis.measure.Distance` object. On
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@ -389,7 +389,7 @@ guaranteed to lie on the surface of the field; otherwise returns ``None``.
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.. class:: Reverse(expression, **extra)
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*Availability*: PostGIS, Oracle, SpatiaLite (≥ 4.0)
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*Availability*: PostGIS, Oracle, SpatiaLite
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Accepts a single geographic field or expression and returns a geometry with
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reversed coordinates.
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@ -410,7 +410,7 @@ scaled coordinates by multiplying them with the ``x``, ``y``, and optionally
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.. class:: SnapToGrid(expression, *args, **extra)
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*Availability*: PostGIS, SpatiaLite (≥ 3.1)
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*Availability*: PostGIS, SpatiaLite
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Accepts a single geographic field or expression and returns a geometry with all
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points snapped to the given grid. How the geometry is snapped to the grid
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@ -13,7 +13,7 @@ Program Description Required
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:doc:`GDAL <../gdal>` Geospatial Data Abstraction Library Yes (SQLite only) 2.1, 2.0, 1.11, 1.10, 1.9, 1.8, 1.7
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:doc:`GeoIP <../geoip>` IP-based geolocation library No 1.4
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`PostGIS`__ Spatial extensions for PostgreSQL Yes (PostgreSQL only) 2.2, 2.1, 2.0
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`SpatiaLite`__ Spatial extensions for SQLite Yes (SQLite only) 4.3, 4.2, 4.1, 4.0, 3.0
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`SpatiaLite`__ Spatial extensions for SQLite Yes (SQLite only) 4.3, 4.2, 4.1, 4.0
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======================== ==================================== ================================ ===================================
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Note that older or more recent versions of these libraries *may* also work
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@ -33,7 +33,6 @@ totally fine with GeoDjango. Your mileage may vary.
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PostGIS 2.0.0 2012-04-03
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PostGIS 2.1.0 2013-08-17
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PostGIS 2.2.0 2015-10-17
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Spatialite 3.0.0 2011-12-30
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Spatialite 4.0.0 2012-11-25
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Spatialite 4.1.0 2013-06-04
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Spatialite 4.2.0 2014-07-25
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@ -61,7 +61,7 @@ Database Library Requirements Supported Versions Notes
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PostgreSQL GEOS, PROJ.4, PostGIS 9.2+ Requires PostGIS.
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MySQL GEOS 5.5+ Not OGC-compliant; :ref:`limited functionality <mysql-spatial-limitations>`.
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Oracle GEOS 11.2+ XE not supported.
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SQLite GEOS, GDAL, PROJ.4, SpatiaLite 3.6.+ Requires SpatiaLite 3.0+, pysqlite2 2.5+
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SQLite GEOS, GDAL, PROJ.4, SpatiaLite 3.6.+ Requires SpatiaLite 4.0+, pysqlite2 2.5+
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================== ============================== ================== =========================================
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See also `this comparison matrix`__ on the OSGeo Wiki for
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@ -213,6 +213,8 @@ Miscellaneous
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the current UTC date/time, instead of a datetime without any timezone
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information.
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* Support for SpatiaLite < 4.0 is dropped.
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.. _deprecated-features-1.11:
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Features deprecated in 1.11
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@ -2,7 +2,6 @@ import re
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import unittest
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from django.contrib.gis.gdal import HAS_GDAL
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from django.db import connection
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from django.test import mock, skipUnlessDBFeature
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from django.utils import six
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@ -110,8 +109,6 @@ class SpatialRefSysTest(unittest.TestCase):
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if postgis or spatialite:
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srs = sr.srs
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six.assertRegex(self, srs.proj4, sd['proj4_re'])
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# No `srtext` field in the `spatial_ref_sys` table in SpatiaLite < 4
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if not spatialite or connection.ops.spatial_version[0] >= 4:
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self.assertTrue(srs.wkt.startswith(sd['srtext']))
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def test_ellipsoid(self):
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