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namespace :gettext do

  desc 'Rewrite .po files into a consistent msgmerge format'
  task :clean do
    load_gettext

    Dir.glob("locale/*/app.po") do |po_file|
      GetText::msgmerge(po_file, po_file, 'alaveteli', :msgmerge => [:sort_output, :no_location, :no_wrap])
    end
  end

  desc "Update pot/po files for a theme."
  task :find_theme => :environment do
    theme = find_theme(ENV['THEME'])
    load_gettext
    msgmerge = Rails.application.config.gettext_i18n_rails.msgmerge
    msgmerge ||= %w[--sort-output --no-location --no-wrap]
    GetText.update_pofiles_org(
      text_domain,
      theme_files_to_translate(theme),
      "version 0.0.1",
      :po_root => theme_locale_path(theme),
      :msgmerge => msgmerge
     )
   end

    desc 'Rewrite theme .po files into a consistent msgmerge format'
    task :clean_theme do
        theme = find_theme(ENV['THEME'])
        load_gettext

        Dir.glob("#{ theme_locale_path(theme) }/*/app.po") do |po_file|
            GetText::msgmerge(po_file, po_file, 'alaveteli',
                              :msgmerge => [:sort_output, :no_location, :no_wrap])
        end
   end

   def find_theme(theme)
       unless theme
           puts "Usage: Specify an Alaveteli-theme with THEME=[theme directory name]"
           exit(0)
       end
       theme
   end

   def theme_files_to_translate(theme)
       Dir.glob("{lib/themes/#{theme}/lib}/**/*.{rb,erb}")
   end

   def theme_locale_path(theme)
     Rails.root.join "lib", "themes", theme, "locale-theme"
   end

end