- name: offersearch
  elements: [header, resulttable]
  autogenerate: [header, resulttable]
  controller: offers
  action: index
  cache: false

OffersController < Alchemy::BaseController
  def index

  end
end

@offers = Offer.where(...)

# config/alchemy/page_layouts.yml
- name: searchresults
  elements: [offer_searchresults]
  unique: true
  cache: false

# app/controllers/alchemy/pages_controller_ext.rb
module Alchemy
  PagesController.class_eval do

    before_filter :set_searchresult_page, :only => :show
    before_filter :perform_search, :only => :show

    def perform_search
      if params[:searchprofgroup].present? && @search_result_page
        @offers = Offer.where(fb: params[:searchprofgroup])
      end
    end

   private

   def set_searchresult_page
     @search_result_page = Page.published.where(page_layout: "searchresults").first
   end

  end
end

# config/application.rb
config.to_prepare do
  Dir.glob(Rails.root.join("app/**/*_ext*.rb")) do |c|
    Rails.configuration.cache_classes ? require(c) : load(c)
  end
end

get '/searchresult' => 'offers#handlesearch', :as => :searchresult

class OffersController < Alchemy::PagesController

  helper Alchemy::PagesHelper

  def handlesearch

    params[:urlname] = request.path_info.gsub('/', '')
    @page ||= load_page

    if !@page.blank?
      @offers = Offer.where(fb: params[:searchprofgroup])
    else
      render_404
    end

  end

end

#/app/views/offers/handlesearch.html.erb
<%= render_page_layout %>