code
stringlengths
1
1.72M
language
stringclasses
1 value
import os import re from django.utils.unittest import TestCase from django.contrib.gis.db.models import Union, Extent3D from django.contrib.gis.geos import GEOSGeometry, Point, Polygon from django.contrib.gis.utils import LayerMapping, LayerMapError from models import City3D, Interstate2D, Interstate3D, \ Intersta...
Python
# Create your views here.
Python
from django.contrib.gis.db import models class SouthTexasCity(models.Model): "City model on projected coordinate system for South Texas." name = models.CharField(max_length=30) point = models.PointField(srid=32140) objects = models.GeoManager() def __unicode__(self): return self.name class SouthTe...
Python
import os from decimal import Decimal from django.db import connection from django.db.models import Q from django.contrib.gis.geos import GEOSGeometry, Point, LineString from django.contrib.gis.measure import D # alias for Distance from django.contrib.gis.tests.utils import oracle, postgis, spatialite, no_oracle, no_s...
Python
from django.contrib.gis.db import models class City(models.Model): name = models.CharField(max_length=30) point = models.PointField(geography=True) objects = models.GeoManager() def __unicode__(self): return self.name class Zipcode(models.Model): code = models.CharField(max_length=10) poly = m...
Python
""" Tests for geography support in PostGIS 1.5+ """ import os from django.contrib.gis import gdal from django.contrib.gis.measure import D from django.test import TestCase from models import City, County, Zipcode class GeographyTest(TestCase): def test01_fixture_load(self): "Ensure geography features load...
Python
from django.contrib.gis.db import models class State(models.Model): name = models.CharField(max_length=20) objects = models.GeoManager() class County(models.Model): name = models.CharField(max_length=25) state = models.ForeignKey(State) mpoly = models.MultiPolygonField(srid=4269) # Multipolygon in...
Python
import os from decimal import Decimal from django.utils.copycompat import copy from django.utils.unittest import TestCase from django.contrib.gis.gdal import DataSource, OGRException from django.contrib.gis.tests.utils import mysql from django.contrib.gis.utils.layermapping import LayerMapping, LayerMapError, Invalid...
Python
from django.contrib.gis.db import models from django.contrib.localflavor.us.models import USStateField class Location(models.Model): point = models.PointField() objects = models.GeoManager() def __unicode__(self): return self.point.wkt class City(models.Model): name = models.CharField(max_length=50) ...
Python
from datetime import date from django.test import TestCase from django.contrib.gis.geos import GEOSGeometry, Point, MultiPoint from django.contrib.gis.db.models import Collect, Count, Extent, F, Union from django.contrib.gis.geometry.backend import Geometry from django.contrib.gis.tests.utils import mysql, oracle, no_...
Python
from django.conf import settings from django.db import DEFAULT_DB_ALIAS # function that will pass a test. def pass_test(*args): return def no_backend(test_func, backend): "Use this decorator to disable test on specified backend." if settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE'].rsplit('.')[-1] == backend: ...
Python
from django.conf import settings from django.test.simple import build_suite, DjangoTestSuiteRunner from django.utils import unittest def run_tests(*args, **kwargs): from django.test.simple import run_tests as base_run_tests return base_run_tests(*args, **kwargs) def run_gis_tests(test_labels, verbosity=1, in...
Python
# Copyright (c) 2007, Robert Coup <robert.coup@onetrackmind.co.nz> # All rights reserved. # # Redistribution and use in source and binary forms, with or without modification, # are permitted provided that the following conditions are met: # # 1. Redistributions of source code must retain the above copyright notice, #...
Python
""" DataSource is a wrapper for the OGR Data Source object, which provides an interface for reading vector geometry data from many different file formats (including ESRI shapefiles). When instantiating a DataSource object, use the filename of a GDAL-supported data source. For example, a SHP file or a TIGER/Line...
Python
""" This module houses the OGR & SRS Exception objects, and the check_err() routine which checks the status code returned by OGR methods. """ #### OGR & SRS Exceptions #### class GDALException(Exception): pass class OGRException(Exception): pass class SRSException(Exception): pass class OGRIndexError(OGRException, K...
Python
from ctypes import byref, c_int from datetime import date, datetime, time from django.contrib.gis.gdal.base import GDALBase from django.contrib.gis.gdal.error import OGRException from django.contrib.gis.gdal.prototypes import ds as capi # For more information, see the OGR C API source code: # http://www.gdal.org/ogr/...
Python
# Needed ctypes routines from ctypes import c_double, byref # Other GDAL imports. from django.contrib.gis.gdal.base import GDALBase from django.contrib.gis.gdal.envelope import Envelope, OGREnvelope from django.contrib.gis.gdal.error import OGRException, OGRIndexError, SRSException from django.contrib.gis.gdal.feature...
Python
import re from datetime import date from ctypes import c_char, c_char_p, c_double, c_int, c_ubyte, c_void_p, POINTER from django.contrib.gis.gdal.envelope import OGREnvelope from django.contrib.gis.gdal.libgdal import lgdal, GEOJSON from django.contrib.gis.gdal.prototypes.errcheck import check_bool, check_envelope from...
Python
""" This module houses the error-checking routines used by the GDAL ctypes prototypes. """ from ctypes import c_void_p, string_at from django.contrib.gis.gdal.error import check_err, OGRException, SRSException from django.contrib.gis.gdal.libgdal import lgdal # Helper routines for retrieving pointers and/or values f...
Python
""" This module houses the ctypes function prototypes for OGR DataSource related data structures. OGR_Dr_*, OGR_DS_*, OGR_L_*, OGR_F_*, OGR_Fld_* routines are relevant here. """ from ctypes import c_char_p, c_double, c_int, c_long, c_void_p, POINTER from django.contrib.gis.gdal.envelope import OGREnvelope from djan...
Python
""" This module contains functions that generate ctypes prototypes for the GDAL routines. """ from ctypes import c_char_p, c_double, c_int, c_void_p from django.contrib.gis.gdal.prototypes.errcheck import \ check_arg_errcode, check_errcode, check_geom, check_geom_offset, \ check_pointer, check_srs, check_str...
Python
from ctypes import c_char_p, c_int, c_void_p, POINTER from django.contrib.gis.gdal.libgdal import lgdal, std_call from django.contrib.gis.gdal.prototypes.generation import \ const_string_output, double_output, int_output, \ srs_output, string_output, void_output ## Shortcut generation for routines with known p...
Python
from django.contrib.gis.gdal.error import OGRException #### OGRGeomType #### class OGRGeomType(object): "Encapulates OGR Geometry Types." wkb25bit = -2147483648 # Dictionary of acceptable OGRwkbGeometryType s and their string names. _types = {0 : 'Unknown', 1 : 'Point', 2 ...
Python
""" Module for executing all of the GDAL tests. None of these tests require the use of the database. """ from django.utils.unittest import TestSuite, TextTestRunner # Importing the GDAL test modules. import test_driver, test_ds, test_envelope, test_geom, test_srs test_suites = [test_driver.suite(), te...
Python
# The GDAL C library, OGR exception, and the Field object from django.contrib.gis.gdal.base import GDALBase from django.contrib.gis.gdal.error import OGRException, OGRIndexError from django.contrib.gis.gdal.field import Field from django.contrib.gis.gdal.geometries import OGRGeometry, OGRGeomType from django.contrib.gi...
Python
""" The OGRGeometry is a wrapper for using the OGR Geometry class (see http://www.gdal.org/ogr/classOGRGeometry.html). OGRGeometry may be instantiated when reading geometries from OGR Data Sources (e.g. SHP files), or when given OGC WKT (a string). While the 'full' API is not present yet, the API is "pythonic" u...
Python
import os, re, sys from ctypes import c_char_p, CDLL from ctypes.util import find_library from django.contrib.gis.gdal.error import OGRException # Custom library path set? try: from django.conf import settings lib_path = settings.GDAL_LIBRARY_PATH except (AttributeError, EnvironmentError, ImportError): lib...
Python
# prerequisites imports from ctypes import c_void_p from django.contrib.gis.gdal.base import GDALBase from django.contrib.gis.gdal.error import OGRException from django.contrib.gis.gdal.prototypes import ds as capi # For more information, see the OGR C API source code: # http://www.gdal.org/ogr/ogr__api_8h.html # # ...
Python
""" The GDAL/OGR library uses an Envelope structure to hold the bounding box information for a geometry. The envelope (bounding box) contains two pairs of coordinates, one for the lower left coordinate and one for the upper right coordinate: +----------o Upper right; (max_x, max_y) ...
Python
from ctypes import c_void_p from types import NoneType from django.contrib.gis.gdal.error import GDALException class GDALBase(object): """ Base object for GDAL objects that has a pointer access property that controls access to the underlying C pointer. """ # Initially the pointer is NULL. _ptr ...
Python
""" This module houses ctypes interfaces for GDAL objects. The following GDAL objects are supported: CoordTransform: Used for coordinate transformations from one spatial reference system to another. Driver: Wraps an OGR data source driver. DataSource: Wrapper for the OGR data source object, supports OGR-...
Python
""" The Spatial Reference class, represensents OGR Spatial Reference objects. Example: >>> from django.contrib.gis.gdal import SpatialReference >>> srs = SpatialReference('WGS84') >>> print srs GEOGCS["WGS 84", DATUM["WGS_1984", SPHEROID["WGS 84",6378137,298.257223563, AUTHORI...
Python
from django.conf import settings from django.contrib.admin import ModelAdmin from django.contrib.gis.admin.widgets import OpenLayersWidget from django.contrib.gis.gdal import OGRGeomType from django.contrib.gis.db import models class GeoModelAdmin(ModelAdmin): """ The administration options class for Geographi...
Python
from django.conf import settings from django.contrib.gis.gdal import OGRException from django.contrib.gis.geos import GEOSGeometry, GEOSException from django.forms.widgets import Textarea from django.template import loader, Context from django.utils import translation # Creating a template context that contains Django...
Python
# Getting the normal admin routines, classes, and `site` instance. from django.contrib.admin import autodiscover, site, AdminSite, ModelAdmin, StackedInline, TabularInline, HORIZONTAL, VERTICAL # Geographic admin options classes and widgets. from django.contrib.gis.admin.options import GeoModelAdmin from django.contri...
Python
from django.contrib.gis.geos.base import numpy from django.contrib.gis.geos.coordseq import GEOSCoordSeq from django.contrib.gis.geos.error import GEOSException from django.contrib.gis.geos.geometry import GEOSGeometry from django.contrib.gis.geos.point import Point from django.contrib.gis.geos import prototypes as cap...
Python
""" This module houses the GEOS exceptions, specifically, GEOSException and GEOSGeometryIndexError. """ class GEOSException(Exception): "The base GEOS exception, indicates a GEOS-related error." pass class GEOSIndexError(GEOSException, KeyError): """ This exception is raised when an invalid index is...
Python
""" Module that holds classes for performing I/O operations on GEOS geometry objects. Specifically, this has Python implementations of WKB/WKT reader and writer classes. """ from django.contrib.gis.geos.geometry import GEOSGeometry from django.contrib.gis.geos.prototypes.io import _WKTReader, _WKBReader, WKBWriter, WK...
Python
""" This module houses the Geometry Collection objects: GeometryCollection, MultiPoint, MultiLineString, and MultiPolygon """ from ctypes import c_int, c_uint, byref from django.contrib.gis.geos.error import GEOSException, GEOSIndexError from django.contrib.gis.geos.geometry import GEOSGeometry from django.contrib.gi...
Python
from ctypes import c_char_p, c_int, c_size_t, c_ubyte, c_uint, POINTER from django.contrib.gis.geos.libgeos import CS_PTR, GEOM_PTR, PREPGEOM_PTR, GEOS_PREPARE from django.contrib.gis.geos.prototypes.errcheck import \ check_geom, check_minus_one, check_sized_string, check_string, check_zero from django.contrib.gis....
Python
import threading from ctypes import byref, c_char_p, c_int, c_char, c_size_t, Structure, POINTER from django.contrib.gis.geos.base import GEOSBase from django.contrib.gis.geos.libgeos import GEOM_PTR from django.contrib.gis.geos.prototypes.errcheck import check_geom, check_string, check_sized_string from django.contrib...
Python
""" Error checking functions for GEOS ctypes prototype functions. """ import os from ctypes import c_void_p, string_at, CDLL from django.contrib.gis.geos.error import GEOSException from django.contrib.gis.geos.libgeos import GEOS_VERSION from django.contrib.gis.geos.prototypes.threadsafe import GEOSFunc # Getting the...
Python
""" This module houses the GEOS ctypes prototype functions for the topological operations on geometries. """ __all__ = ['geos_boundary', 'geos_buffer', 'geos_centroid', 'geos_convexhull', 'geos_difference', 'geos_envelope', 'geos_intersection', 'geos_linemerge', 'geos_pointonsurface', 'geos_pre...
Python
import threading from django.contrib.gis.geos.libgeos import lgeos, notice_h, error_h, CONTEXT_PTR class GEOSContextHandle(object): """ Python object representing a GEOS context handle. """ def __init__(self): # Initializing the context handler for this thread with # the notice and erro...
Python
from ctypes import c_char from django.contrib.gis.geos.libgeos import GEOM_PTR, PREPGEOM_PTR from django.contrib.gis.geos.prototypes.errcheck import check_predicate from django.contrib.gis.geos.prototypes.threadsafe import GEOSFunc # Prepared geometry constructor and destructors. geos_prepare = GEOSFunc('GEOSPrepare')...
Python
from ctypes import c_double, c_int, c_uint, POINTER from django.contrib.gis.geos.libgeos import GEOM_PTR, CS_PTR from django.contrib.gis.geos.prototypes.errcheck import last_arg_byref, GEOSException from django.contrib.gis.geos.prototypes.threadsafe import GEOSFunc ## Error-checking routines specific to coordinate seq...
Python
""" This module is for the miscellaneous GEOS routines, particularly the ones that return the area, distance, and length. """ from ctypes import c_int, c_double, POINTER from django.contrib.gis.geos.libgeos import GEOM_PTR, GEOS_PREPARE from django.contrib.gis.geos.prototypes.errcheck import check_dbl, check_string f...
Python
""" This module contains all of the GEOS ctypes function prototypes. Each prototype handles the interaction between the GEOS library and Python via ctypes. """ # Coordinate sequence routines. from django.contrib.gis.geos.prototypes.coordseq import create_cs, get_cs, \ cs_clone, cs_getordinate, cs_setordinate, c...
Python
""" This module houses the GEOS ctypes prototype functions for the unary and binary predicate operations on geometries. """ from ctypes import c_char, c_char_p, c_double from django.contrib.gis.geos.libgeos import GEOM_PTR from django.contrib.gis.geos.prototypes.errcheck import check_predicate from django.contrib.gis...
Python
# Copyright (c) 2008-2009 Aryeh Leib Taurog, all rights reserved. # Released under the New BSD license. """ This module contains a base type which provides list-style mutations without specific data storage methods. See also http://www.aryehleib.com/MutableLists.html Author: Aryeh Leib Taurog. """ class ListMixin(obj...
Python
""" This module houses the ctypes initialization procedures, as well as the notice and error handler function callbacks (get called when an error occurs in GEOS). This module also houses GEOS Pointer utilities, including get_pointer_arr(), and GEOM_PTR. """ import os, re, sys from ctypes import c_char_p, Structur...
Python
""" GEOS Testing module. """ from django.utils.unittest import TestSuite, TextTestRunner import test_geos, test_io, test_geos_mutation, test_mutable_list test_suites = [ test_geos.suite(), test_io.suite(), test_geos_mutation.suite(), test_mutable_list.suite(), ] def suite(): "Builds a test sui...
Python
from ctypes import c_uint, byref from django.contrib.gis.geos.error import GEOSIndexError from django.contrib.gis.geos.geometry import GEOSGeometry from django.contrib.gis.geos.libgeos import get_pointer_arr, GEOM_PTR from django.contrib.gis.geos.linestring import LinearRing from django.contrib.gis.geos import prototyp...
Python
from django.contrib.gis.geos.base import GEOSBase from django.contrib.gis.geos.geometry import GEOSGeometry from django.contrib.gis.geos.prototypes import prepared as capi class PreparedGeometry(GEOSBase): """ A geometry that is prepared for performing certain operations. At the moment this includes the co...
Python
""" This module houses the GEOSCoordSeq object, which is used internally by GEOSGeometry to house the actual coordinates of the Point, LineString, and LinearRing geometries. """ from ctypes import c_double, c_uint, byref from django.contrib.gis.geos.base import GEOSBase, numpy from django.contrib.gis.geos.error impo...
Python
from ctypes import c_void_p from types import NoneType from django.contrib.gis.geos.error import GEOSException, GEOSIndexError # Trying to import GDAL libraries, if available. Have to place in # try/except since this package may be used outside GeoDjango. try: from django.contrib.gis import gdal except ImportErro...
Python
""" This module contains the 'base' GEOSGeometry object -- all GEOS Geometries inherit from this object. """ # Python, ctypes and types dependencies. import re import warnings from ctypes import addressof, byref, c_double, c_size_t # super-class for mutable list behavior from django.contrib.gis.geos.mutable_list imp...
Python
from ctypes import c_uint from django.contrib.gis.geos.error import GEOSException from django.contrib.gis.geos.geometry import GEOSGeometry from django.contrib.gis.geos import prototypes as capi class Point(GEOSGeometry): _minlength = 2 _maxlength = 3 def __init__(self, x, y=None, z=None, srid=None): ...
Python
""" The GeoDjango GEOS module. Please consult the GeoDjango documentation for more details: http://geodjango.org/docs/geos.html """ from django.contrib.gis.geos.geometry import GEOSGeometry, wkt_regex, hex_regex from django.contrib.gis.geos.point import Point from django.contrib.gis.geos.linestring import LineStrin...
Python
from django.contrib.gis.geos.geometry import GEOSGeometry, wkt_regex, hex_regex def fromfile(file_h): """ Given a string file name, returns a GEOSGeometry. The file may contain WKB, WKT, or HEX. """ # If given a file name, get a real handle. if isinstance(file_h, basestring): file_h = ...
Python
from optparse import make_option from django.core.management.base import CommandError from django.core.management.commands.inspectdb import Command as InspectDBCommand class Command(InspectDBCommand): db_module = 'django.contrib.gis.db' gis_tables = {} def get_field_type(self, connection, table_name, row...
Python
import os, sys from optparse import make_option from django.contrib.gis import gdal from django.contrib.gis.management.base import ArgsCommand, CommandError def layer_option(option, opt, value, parser): """ Callback for `make_option` for the `ogrinspect` `layer_key` keyword option which may be an integer o...
Python
from django.core.management.base import BaseCommand, CommandError class ArgsCommand(BaseCommand): """ Command class for commands that take multiple arguments. """ args = '<arg arg ...>' def handle(self, *args, **options): if not args: raise CommandError('Must provide the follow...
Python
from django import forms from django.utils.translation import ugettext_lazy as _ # While this couples the geographic forms to the GEOS library, # it decouples from database (by not importing SpatialBackend). from django.contrib.gis.geos import GEOSGeometry class GeometryField(forms.Field): """ This is the bas...
Python
from django.forms import * from django.contrib.gis.forms.fields import GeometryField
Python
from django.db import connection if hasattr(connection.ops, 'spatial_version'): from warnings import warn warn('The `django.contrib.gis.db.backend` module was refactored and ' 'renamed to `django.contrib.gis.db.backends` in 1.2. ' 'All functionality of `SpatialBackend` ' 'has been m...
Python
from django.db import connections from django.db.models.query import QuerySet, Q, ValuesQuerySet, ValuesListQuerySet from django.contrib.gis.db.models import aggregates from django.contrib.gis.db.models.fields import get_srid_info, GeometryField, PointField, LineStringField from django.contrib.gis.db.models.sql import...
Python
from django.db.models.fields import Field from django.db.models.sql.expressions import SQLEvaluator from django.utils.translation import ugettext_lazy as _ from django.contrib.gis import forms from django.contrib.gis.db.models.proxy import GeometryProxy from django.contrib.gis.geometry.backend import Geometry, Geometry...
Python
""" The GeometryProxy object, allows for lazy-geometries. The proxy uses Python descriptors for instantiating and setting Geometry objects corresponding to geographic model fields. Thanks to Robert Coup for providing this functionality (see #4322). """ class GeometryProxy(object): def __init__(self, klass, field...
Python
from django.db import connections from django.db.models.query import sql from django.contrib.gis.db.models.fields import GeometryField from django.contrib.gis.db.models.sql import aggregates as gis_aggregates from django.contrib.gis.db.models.sql.conversion import AreaField, DistanceField, GeomField from django.contri...
Python
from itertools import izip from django.db.backends.util import truncate_name, typecast_timestamp from django.db.models.sql import compiler from django.db.models.sql.constants import TABLE_NAME, MULTI from django.db.models.sql.query import get_proxied_model SQLCompiler = compiler.SQLCompiler class GeoSQLCompiler(compi...
Python
""" This module holds simple classes used by GeoQuery.convert_values to convert geospatial values from the database. """ class BaseField(object): empty_strings_allowed = True def get_internal_type(self): "Overloaded method so OracleQuery.convert_values doesn't balk." return None class AreaFiel...
Python
from django.db.models.sql.aggregates import * from django.contrib.gis.db.models.fields import GeometryField from django.contrib.gis.db.models.sql.conversion import GeomField class GeoAggregate(Aggregate): # Default SQL template for spatial aggregates. sql_template = '%(function)s(%(field)s)' # Conversion ...
Python
from django.db.models.fields import Field, FieldDoesNotExist from django.db.models.sql.constants import LOOKUP_SEP from django.db.models.sql.expressions import SQLEvaluator from django.db.models.sql.where import Constraint, WhereNode from django.contrib.gis.db.models.fields import GeometryField class GeoConstraint(Con...
Python
from django.contrib.gis.db.models.sql.conversion import AreaField, DistanceField, GeomField from django.contrib.gis.db.models.sql.query import GeoQuery from django.contrib.gis.db.models.sql.where import GeoWhereNode
Python
from django.db.models import Aggregate from django.contrib.gis.db.models.sql import GeomField class Collect(Aggregate): name = 'Collect' class Extent(Aggregate): name = 'Extent' class Extent3D(Aggregate): name = 'Extent3D' class MakeLine(Aggregate): name = 'MakeLine' class Union(Aggregate): nam...
Python
# Want to get everything from the 'normal' models package. from django.db.models import * # Geographic aggregate functions from django.contrib.gis.db.models.aggregates import * # The GeoManager from django.contrib.gis.db.models.manager import GeoManager # The geographic-enabled fields. from django.contrib.gis.db.mod...
Python
from django.db.models.manager import Manager from django.contrib.gis.db.models.query import GeoQuerySet class GeoManager(Manager): "Overrides Manager to return Geographic QuerySets." # This manager should be used for queries on related fields # so that geometry columns on Oracle and MySQL are selected ...
Python
from MySQLdb.constants import FIELD_TYPE from django.contrib.gis.gdal import OGRGeomType from django.db.backends.mysql.introspection import DatabaseIntrospection class MySQLIntrospection(DatabaseIntrospection): # Updating the data_types_reverse dictionary with the appropriate # type for Geometry fields. d...
Python
from django.db.backends.mysql.base import DatabaseOperations from django.contrib.gis.db.backends.adapter import WKTAdapter from django.contrib.gis.db.backends.base import BaseSpatialOperations class MySQLOperations(DatabaseOperations, BaseSpatialOperations): compiler_module = 'django.contrib.gis.db.models.sql.co...
Python
from django.db.backends.mysql.creation import DatabaseCreation class MySQLCreation(DatabaseCreation): def sql_indexes_for_field(self, model, f, style): from django.contrib.gis.db.models.fields import GeometryField output = super(MySQLCreation, self).sql_indexes_for_field(model, f, style) ...
Python
from django.db.backends.mysql.base import * from django.db.backends.mysql.base import DatabaseWrapper as MySQLDatabaseWrapper from django.contrib.gis.db.backends.mysql.creation import MySQLCreation from django.contrib.gis.db.backends.mysql.introspection import MySQLIntrospection from django.contrib.gis.db.backends.mysq...
Python
class WKTAdapter(object): """ This provides an adaptor for Geometries sent to the MySQL and Oracle database backends. """ def __init__(self, geom): self.wkt = geom.wkt self.srid = geom.srid def __eq__(self, other): return self.wkt == other.wkt and self.srid == other.srid...
Python
from django.contrib.gis.gdal import OGRGeomType from django.db.backends.sqlite3.introspection import DatabaseIntrospection, FlexibleFieldLookupDict class GeoFlexibleFieldLookupDict(FlexibleFieldLookupDict): """ Sublcass that includes updates the `base_data_types_reverse` dict for geometry field types. ...
Python
from django.db.backends.sqlite3.base import Database from django.contrib.gis.db.backends.adapter import WKTAdapter class SpatiaLiteAdapter(WKTAdapter): "SQLite adaptor for geometry objects." def __conform__(self, protocol): if protocol is Database.PrepareProtocol: return str(self)
Python
from django.db.backends.sqlite3.client import DatabaseClient class SpatiaLiteClient(DatabaseClient): executable_name = 'spatialite'
Python
""" The GeometryColumns and SpatialRefSys models for the SpatiaLite backend. """ from django.db import models from django.contrib.gis.db.backends.base import SpatialRefSysMixin class GeometryColumns(models.Model): """ The 'geometry_columns' table from SpatiaLite. """ f_table_name = models.CharField(ma...
Python
import re from decimal import Decimal from django.contrib.gis.db.backends.base import BaseSpatialOperations from django.contrib.gis.db.backends.util import SpatialOperation, SpatialFunction from django.contrib.gis.db.backends.spatialite.adapter import SpatiaLiteAdapter from django.contrib.gis.geometry.backend import G...
Python
import os from django.conf import settings from django.core.cache import get_cache from django.core.cache.backends.db import BaseDatabaseCache from django.core.exceptions import ImproperlyConfigured from django.db.backends.sqlite3.creation import DatabaseCreation class SpatiaLiteCreation(DatabaseCreation): def cr...
Python
from ctypes.util import find_library from django.conf import settings from django.core.exceptions import ImproperlyConfigured from django.db.backends.sqlite3.base import ( _sqlite_extract, _sqlite_date_trunc, _sqlite_regexp, _sqlite_format_dtdelta, connection_created, Database, DatabaseWrapper as SQLiteDatabase...
Python
from django.db.backends.postgresql_psycopg2.introspection import DatabaseIntrospection from django.contrib.gis.gdal import OGRGeomType class GeoIntrospectionError(Exception): pass class PostGISIntrospection(DatabaseIntrospection): # Reverse dictionary for PostGIS geometry types not populated until # intro...
Python
""" This object provides quoting for GEOS geometries into PostgreSQL/PostGIS. """ from psycopg2 import Binary from psycopg2.extensions import ISQLQuote class PostGISAdapter(object): def __init__(self, geom): "Initializes on the geometry." # Getting the WKB (in string form, to allow easy pickling ...
Python
""" The GeometryColumns and SpatialRefSys models for the PostGIS backend. """ from django.db import models from django.contrib.gis.db.backends.base import SpatialRefSysMixin class GeometryColumns(models.Model): """ The 'geometry_columns' table from the PostGIS. See the PostGIS documentation at Ch. 4.2.2. ...
Python
import re from decimal import Decimal from django.conf import settings from django.contrib.gis.db.backends.base import BaseSpatialOperations from django.contrib.gis.db.backends.util import SpatialOperation, SpatialFunction from django.contrib.gis.db.backends.postgis.adapter import PostGISAdapter from django.contrib.gi...
Python
from django.conf import settings from django.db.backends.postgresql.creation import DatabaseCreation class PostGISCreation(DatabaseCreation): geom_index_type = 'GIST' geom_index_opts = 'GIST_GEOMETRY_OPS' def sql_indexes_for_field(self, model, f, style): "Return any spatial index creation SQL for ...
Python
from django.db.backends.postgresql_psycopg2.base import * from django.db.backends.postgresql_psycopg2.base import DatabaseWrapper as Psycopg2DatabaseWrapper from django.contrib.gis.db.backends.postgis.creation import PostGISCreation from django.contrib.gis.db.backends.postgis.introspection import PostGISIntrospection f...
Python
""" A collection of utility routines and classes used by the spatial backends. """ def gqn(val): """ The geographic quote name function; used for quoting tables and geometries (they use single rather than the double quotes of the backend quotename function). """ if isinstance(val, basestring): ...
Python
""" Base/mixin classes for the spatial backend database operations and the `SpatialRefSys` model the backend. """ import re from django.conf import settings from django.contrib.gis import gdal class BaseSpatialOperations(object): """ This module holds the base `BaseSpatialBackend` object, which is instanti...
Python
import cx_Oracle from django.db.backends.oracle.introspection import DatabaseIntrospection class OracleIntrospection(DatabaseIntrospection): # Associating any OBJECTVAR instances with GeometryField. Of course, # this won't work right on Oracle objects that aren't MDSYS.SDO_GEOMETRY, # but it is the only o...
Python
from django.contrib.gis.db.models.sql.compiler import GeoSQLCompiler as BaseGeoSQLCompiler from django.db.backends.oracle import compiler SQLCompiler = compiler.SQLCompiler class GeoSQLCompiler(BaseGeoSQLCompiler, SQLCompiler): pass class SQLInsertCompiler(compiler.SQLInsertCompiler, GeoSQLCompiler): def pla...
Python