add localization

app/controllers/application_controller.rb

@@ -4,7 +4,7 @@ class ApplicationController < ActionController::Base
   protect_from_forgery with: :exception
 
   # lookup domain for db from  provision
-  before_action :lookup_domain
+  before_action :lookup_domain, :set_locale
 
   helper_method :current_company,:current_login_employee,:current_user
    # alias_method :current_user, :current_login_employee,:current_user
@@ -12,6 +12,15 @@ class ApplicationController < ActionController::Base
   #all token authentication must be done here
   #response format must be set to JSON
 
+  def set_locale
+    I18n.locale = params[:locale] || I18n.default_locale
+  end
+
+  # RESTful url for localize
+  def default_url_options
+    { locale: I18n.locale }
+  end
+
   def lookup_domain
     if request.subdomain.present? && request.subdomain != "www"
       @license = current_license(ENV["SX_PROVISION_URL"], request.subdomain.downcase)