helpers.rb

  # wraps third..+ paragraphs in div.more_content
  # first two paragraphs are left in tack
  def read_more_content html
    first, second, *rest = Nokogiri::HTML::fragment(html).children
    out = first.to_s + second.to_s
    if rest.present?
      out << "\n\n<div class=\"more_content\">"
      out << rest.map(&:to_s).reduce(:+)
      out << "</div>"      
    end
    out
  end

  def bip object, attr, args={}
    path = admin_bip_path(object, model: object.class.to_s.parameterize)
    best_in_place object, attr, args.merge(path: path)
  end

  def pjax_section_link resource, section, classes=nil
    link_to(section.humanize.upcase,
            send("#{resource.class.to_s.downcase}_section_path", resource,
                 section: section), 
                 class: "pjax #{classes}")
  end