# MODAL PAGE

class Page < ActiveRecord::Base
  has_many :fragments, :as => :fragmentable

  validates_presence_of :title, :slug
  validates_format_of :slug, :with => /^[[:alnum:]_]+$/

  def to_param
    slug
  end
end

# CONTROLLER PAGE

class PagesController < InheritedResources::Base
  respond_to :html, :xml

  protected

  def resource
     @page ||= end_of_association_chain.find_by_slug(params[:id])
  end
end


# MODAL FRAGMENT

class Fragment < ActiveRecord::Base
  belongs_to :fragmentable, :polymorphic => true

  validates_presence_of :slug,:body
  validates_format_of :slug, :with => /^[[:alnum:]_]+$/

  #def to_param
  #  slug
  #end
end

#CONTROLLER FRAGMENT

class FragmentsController < InheritedResources::Base
  respond_to :html, :js
  belongs_to :page, :polymorphic => true, :finder => :find_by_slug!

  def create
    create! { url_for(parent) }
  end

  def destroy
    destroy! do |format|
      format.html { redirect_to @page }
    end
  end

  #protected

  #def resource
  #   @fragment ||= end_of_association_chain.find_by_slug(params[:id])
  #end
end