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# frozen_string_literal: true
require "active_support/concern"
module Decidim
# Common logic to switch between locales.
module LocaleSwitcher
extend ActiveSupport::Concern
included do
before_action :set_locale
helper_method :current_locale, :available_locales, :default_locale
# Sets the locale for the current session.
#
# Returns nothing.
def set_locale
locale = if params["locale"]
params["locale"]
elsif current_user && current_user.locale.present?
current_user.locale
end
I18n.locale = available_locales.include?(locale) ? locale : default_locale
end
# Adds the current locale to all the URLs generated by url_for so users
# experience a consistent behaviour if they copy or share links.
#
# Returns a Hash.
def default_url_options
return {} if current_locale == default_locale.to_s
{ locale: current_locale }
end
# The current locale for the user. Available as a helper for the views.
#
# Returns a String.
def current_locale
@current_locale ||= I18n.locale.to_s
end
# The available locales in the application. Available as a helper for the
# views.
#
# Returns an Array of Strings.
def available_locales
@available_locales ||= current_organization.available_locales
end
# The default locale of this organization.
#
# Returns a String with the default locale.
def default_locale
@default_locale ||= (current_organization || Decidim).public_send(:default_locale)
end
end
end
end
Version data entries
46 entries across 46 versions & 2 rubygems