sort_helper.rb 387 Bytes
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# encoding: utf-8
module SortHelper
  def link_for_sort(name, field = nil)
    field ||= name.underscore
    current = (params_sort == field)
    order   = (current && (params_order == "asc")) ? "desc" : "asc"
    url     = request.path + "?sort=#{field}&order=#{order}"
    options = {}
    options.merge!(class: "current #{order}") if current
    link_to(name, url, options)
  end
end