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Best practices: Async Reverse Geocoding with Ruby and Geocoder

Victor Hazbun on June 22, 2019

What's up guys? Today I will share with you how I approach reverse geocoding using the Geocoder gem. As you may know the Ruby gem Geocoder lets yo...
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Thomas R. Koll •

I'm using GeoCoder as part of Ahoy and its README recommends Geolite2 for a quicker local search which I found totally fine for me purposes. There's even a debian and arch packages for geolite2.

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Yaroslav Shmarov •

+1, I also went this way for one project, works well.

here's my geocoder.rb setup

# config/initializers/geocoder.rb
def valid_geo_file
  file_path = "#{Rails.root}/GeoLite2-City.mmdb"
  return file_path if File.exist?(file_path)
end

Geocoder.configure(
  lookup: :mapbox,
  ip_lookup: :geoip2,
  api_key: Rails.application.credentials.dig(:mapbox, :token),
  geoip2: {
    file: valid_geo_file
  }
)
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