application_helper.rb

module Tolk
  module ApplicationHelper
    def format_i18n_value(value)
      h(yaml_value(value)).gsub(/\n/, '<br />')
    end

    def format_i18n_text_area_value(value)
      yaml_value(value)
    end

    def yaml_value(value)
      if value.present?
        unless value.is_a?(String)
          value = value.respond_to?(:ya2yaml) ? value.ya2yaml(:syck_compatible => true) : value.to_yaml
        end
      end
      
      value
    end

    def tolk_locale_selection
      existing_locales = Tolk::Locale.all.map(&:name)

      pairs = I18n.translate(:locales).invert.to_a.sort_by(&:first)
      pairs.reject {|pair| existing_locales.include?(pair.last.to_s) }
    end

    def scope_selector_for(locale)
      select_tag 'scope', options_for_select([[Tolk::Locale.primary_locale.language_name, "origin"],
                                              [locale.language_name, "target"]], params[:scope])
    end
  end
end