def url_for_page(page)
      view.url_for(view.default_url_options.merge({page_param.to_sym => page}).merge(options[:params] || {}))
    end
def url_for_page(page)
      view.url_for(view.default_url_options.merge({page_param.to_sym => page}).merge(options[:params] || {}))
    end
setup rails_paginate collection
 build url