if Rails.env !=~ /production/ APP_CONFIG = HashWithIndifferentAccess.new(YAML.load(File.open(File.join(Rails.root, 'config', 'config.yml')))) APP_CONFIG.each do |key, value| if value.is_a?(Hash) value.each do |k,v| ENV["#{key}_#{k}".upcase] = v end else ENV[(key.upcase)] = value end end end