Class: USGeo::Place

Inherits:
BaseRecord
  • Object
show all
Includes:
Demographics
Defined in:
lib/us_geo/place.rb

Overview

Division of very large metropolitian areas into groups of approximately 2.5 million people.

Constant Summary

Constants inherited from BaseRecord

BaseRecord::STATUS_IMPORTED, BaseRecord::STATUS_MANUAL, BaseRecord::STATUS_REMOVED

Class Method Summary collapse

Methods included from Demographics

#percent_land, #population_density, #total_area

Methods inherited from BaseRecord

#imported?, #manual?, #removed?

Class Method Details

.load!(uri = nil) ⇒ Object 



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# File 'lib/us_geo/place.rb', line 35

def load!(uri = nil)
  location = data_uri(uri || "places.csv")

  import! do
    load_data_file(location) do |row|
      load_record!(geoid: row["GEOID"]) do |record|
        record.gnis_id = row["GNIS ID"]
        record.name = row["Name"]
        record.short_name = row["Short Name"]
        record.state_code = row["State"]
        record.primary_county_geoid = row["County GEOID"]
        record.urban_area_geoid = row["Urban Area GEOID"]
        record.fips_class_code = row["FIPS Class"]
        record.population = row["Population"]
        record.housing_units = row["Housing Units"]
        record.land_area = area_meters_to_miles(row["Land Area"])
        record.water_area = area_meters_to_miles(row["Water Area"])
        record.lat = row["Latitude"]
        record.lng = row["Longitude"]
      end
    end
  end
end