Setting the Locale from the Domain Name ApplicationController

Setting the Locale from the Domain Name ApplicationController

before_filter :set_locale
 
def set_locale
  I18n.locale = extract_locale_from_tld
end

def extract_locale_from_tld
  parsed_locale = request.host.split('.').last
  I18n.available_locales.include?(parsed_locale.to_sym) ? parsed_locale  : nil
end
 
# Get locale from top-level domain or return nil if such locale is not available
# You have to put something like:
#   127.0.0.1 example.com
#   127.0.0.1 example.it
#   127.0.0.1 example.pl
# in your /etc/hosts file to try this out locally

#using accept-language
def set_locale
    accept_lang = request.headers['Accept-Language'].to_s.split(",").first.split("-")[0] rescue ''
    unless accept_lang.blank?
      Rails.logger.info "accept-lang: #{accept_lang}"
      I18n.locale = accept_lang
      return
    end

    I18n.locale = 'en'
  end