gistfile1.rb

  def index
    options = params
    options[:page] ||= 1
    options[:limit] ||= 50

    @pathway_visualizations = 
      PathwayVisualization.search(load: true, page: options[:page], 
                                  per_page: options[:limit]) do |search|
        if options[:term].present?
          search.query do |query|
            query.string options[:term]
          end
        end
        search.sort { by :name, 'asc' }
      end

    respond_with @pathway_visualizations
  end