Contents

class Category < ActiveRecord::Base
  
  acts_as_nested_set
  has_permalink :title, :scope => :section_id

  belongs_to :section, :foreign_key => 'section_id'
  has_many :contents, :through => :category_assignments
  has_many :category_assignments, :dependent => :delete_all

  before_validation :set_path

  validates_presence_of :section, :title
  validates_uniqueness_of :permalink, :scope => :section_id

  def set_path
    new_path = build_path
    unless self.path == new_path
      self.path = new_path
      @paths_dirty = true
    end
  end

  def update_child_paths
    return unless @paths_dirty
    self.all_children.each do |child|
      child.path = child.build_path
      child.save
    end
    @paths_dirty = false
  end

  def build_path
    self_and_ancestors.map(&:permalink).join('/')
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
emergent-core-0.1.0	rails_generators/emergent_config/templates/app/models/category.rb
emergent-core-0.1.01	rails_generators/emergent_config/templates/app/models/category.rb
emergent-core-0.1.02	rails_generators/emergent_config/templates/app/models/category.rb