Module: Grass::Helpers::I18nHelper

Included in:
Front
Defined in:
lib/grass/helpers/i18n_helper.rb

Constant Summary collapse

LNG_EXP_PATH = 
/^\/[a-z]{2}\-[A-Z]{2}\/|^\/[a-z]{2}\-[A-Z]{2}$|^\/[a-z]{2}\/|^\/[a-z]{2}$/
LNG_EXP_HTTP = 
/[a-z]{2}\-[A-Z]{2}|[a-z]{2}/
DEV_IP = 
ENV['DEV_IP'] || "86.185.186.43"

Class Method Summary collapse

Class Method Details

.browser_locale ⇒ Object

Extract locale from accept language header



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# File 'lib/grass/helpers/i18n_helper.rb', line 56

def browser_locale
  env['HTTP_ACCEPT_LANGUAGE'].scan(LNG_EXP_HTTP).first.to_sym unless env['HTTP_ACCEPT_LANGUAGE'].nil?
end

.country_info ⇒ Object

Detailed country info



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# File 'lib/grass/helpers/i18n_helper.rb', line 70

def country_info
  begin
    config['ip_country'].info(remote_ip)
  rescue
    nil
  end
end

.country_locales ⇒ Object

Get all spoken languages in a country sorted by speakers count



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# File 'lib/grass/helpers/i18n_helper.rb', line 61

def country_locales
  country_info ? country_info[:languages].split(",") : []
end

.language_info ⇒ Object

Hash to collect all language related info



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# File 'lib/grass/helpers/i18n_helper.rb', line 15

def language_info
  { current: I18n.locale, path: path_locale,
    browser: browser_locale, country: country_locales 
  }
end

.locale ⇒ Object

Set locale by precedence path, browser, country, default



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# File 'lib/grass/helpers/i18n_helper.rb', line 31

def locale
  return path_locale if !path_locale.nil? && I18n.available_locales.include?(path_locale)

  country_locales.each do |country_locale|
    return country_locale if I18n.available_locales.include? country_locale
  end

  country_locales.each do |country_locale|
    country_locale = country_locale.split("-").first.to_sym
    return country_locale if I18n.available_locales.include? country_locale
  end

  return browser_locale if I18n.available_locales.include? browser_locale

  I18n.default_locale
end

.path_locale ⇒ Object

Extract locale from request path



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# File 'lib/grass/helpers/i18n_helper.rb', line 49

def path_locale
  if path_locale = env['REQUEST_PATH'].scan(LNG_EXP_PATH).first
    path_locale.gsub("/","").to_sym
  end
end

.remote_ip ⇒ Object

Client’s IP4 Address Stolen from Rack::Request



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# File 'lib/grass/helpers/i18n_helper.rb', line 80

def remote_ip
  return (ENV["REMOTE_IP"]||=DEV_IP) if Goliat.env != :production
  if addr = env['HTTP_X_FORWARDED_FOR']
    (addr.split(',').grep(/\d\./).first || env['REMOTE_ADDR']).to_s.strip
  else
    env['REMOTE_ADDR']
  end
end

.set_locale ⇒ Object

Set current locale



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# File 'lib/grass/helpers/i18n_helper.rb', line 26

def set_locale
  I18n.locale = locale
end