Contents

module ActiveRecord  # :nodoc:
  module ConnectionAdapters  # :nodoc:
    module PostGISAdapter  # :nodoc:
      SPATIAL_COLUMN_CONSTRUCTORS = ::RGeo::ActiveRecord::DEFAULT_SPATIAL_COLUMN_CONSTRUCTORS.merge(
        :geography => {:type => 'geometry', :geographic => true}
      )

      # http://postgis.17.x6.nabble.com/Default-SRID-td5001115.html
      DEFAULT_SRID = 0

      module CommonAdapterMethods  # :nodoc:
        def set_rgeo_factory_settings(factory_settings)
          @rgeo_factory_settings = factory_settings
        end

        def adapter_name
          PostGISAdapter::ADAPTER_NAME
        end

        def spatial_column_constructor(name)
          PostGISAdapter::SPATIAL_COLUMN_CONSTRUCTORS[name]
        end

        def postgis_lib_version
          @postgis_lib_version ||= select_value("SELECT PostGIS_Lib_Version()")
        end

        def default_srid
          DEFAULT_SRID
        end

        def srs_database_columns
          {
            :auth_name_column => 'auth_name',
            :auth_srid_column => 'auth_srid',
            :proj4text_column => 'proj4text',
            :srtext_column    => 'srtext',
          }
        end

        def quote(value, column=nil)
          if ::RGeo::Feature::Geometry.check_type(value)
            "'#{::RGeo::WKRep::WKBGenerator.new(:hex_format => true, :type_format => :ewkb, :emit_ewkb_srid => true).generate(value)}'"
          elsif value.is_a?(::RGeo::Cartesian::BoundingBox)
            "'#{value.min_x},#{value.min_y},#{value.max_x},#{value.max_y}'::box"
          else
            super
          end
        end
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
activerecord-postgis-adapter-2.0.2	lib/active_record/connection_adapters/postgis_adapter/common_adapter_methods.rb
activerecord-postgis-adapter-2.0.1	lib/active_record/connection_adapters/postgis_adapter/common_adapter_methods.rb
activerecord-postgis-adapter-2.0.0	lib/active_record/connection_adapters/postgis_adapter/common_adapter_methods.rb