gistfile1.txt

class ApiSerializer < ActiveRecord::Serialization::JsonSerializer #:nodoc:
  def serializable_record
    @host_name      = @options.delete :host
    @is_supporter   = @options.delete :supporter
    @site_permalink = @options.delete :site_permalink
    @site_prefix    = nil
    super
  end

  def site_prefix
    @site_prefix ||= "#{@host_name}/#{@site_permalink}"
  end
end

class Faq::JsonSerializer < ApiSerializer
  def serializable_record
    hash         = super
    if @host_name
      id                  = hash.delete('id')
      prefix              = "#{site_prefix}/faqs/#{id}"
      hash[:href]         = prefix
      if section_id = hash.delete('section_id')
        hash[:section_href] = "#{site_prefix}/sections/#{section_id}"
      end
    end
    hash
  end
end