[1.2.X] Fixed #15533 -- Now use 3857 as spherical mercator projection instead...

from django.contrib.gis import gdal

if gdal.HAS_GDAL:

    # Use the official spherical mercator projection SRID on versions

    # of GDAL that support it; otherwise, fallback to 900913

    if gdal.GDAL_VERSION >= (1, 7):

        spherical_mercator_srid = 3857

    else:

        spherical_mercator_srid = 900913

    class OSMGeoAdmin(GeoModelAdmin):

        map_template = 'gis/admin/osm.html'

        extra_js = ['http://openstreetmap.org/openlayers/OpenStreetMap.js']

        num_zoom = 20

        map_srid = 900913

        map_srid = spherical_mercator_srid

        max_extent = '-20037508,-20037508,20037508,20037508'

        max_resolution = '156543.0339'

        point_zoom = num_zoom - 6

{# Author: Justin Bronn, Travis Pinney & Dane Springmeyer #}

OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:3857", OpenLayers.Layer.SphericalMercator.projectForward);

{% block vars %}var {{ module }} = {};

{{ module }}.map = null; {{ module }}.controls = null; {{ module }}.panel = null; {{ module }}.re = new RegExp("^SRID=\d+;(.+)", "i"); {{ module }}.layers = {};

{{ module }}.modifiable = {{ modifiable|yesno:"true,false" }};