class BlogsController < InheritedResources::Base
  respond_to :html, :xml
  before_filter :load_maybe
  has_scope :tagged_with, :as => :tag
  belongs_to :user, :optional => true

  def load_maybe
    unless params[:user_id]
      @user = (current_user || User.root)
    end
  end

  def collection
    @blogs ||= Blog.where(:user_id=>@user.id).
      paginate(:page => params[:page], :order => 'created_at DESC' )
  end

  protected
    def begin_of_association_chain
      @tags = Blog.where(:user_id=>@user.id).tag_counts.sort{|t, u| t.count <=> u.count}
      return @user
    end
end