74 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Ruby
		
	
	
	
| class Item
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| 
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|   include Mongoid::Document
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|   include Mongoid::Timestamps
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|   include Mongoid::Tree
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|   include Mongoid::Tree::Ordering
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|   
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|   field :name
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|   field :path
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|   field :is_published, :type => Boolean, :default => false
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|   field :enabled_for, :type => Array, :default => nil
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|   field :menu_enabled_for, :type => Array, :default => nil
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|   field :title, localize: true
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|   field :sitemap_enabled, :type => Boolean, :default => true
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| 
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|  
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|   validates_format_of :name, :with => /^[0-9a-zA-Z\-_]+$/
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|   validates :name, :exclusion => { :in => LIST[:forbidden_item_names] }
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|   validates_uniqueness_of :name, :scope => :parent_id
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|   validates_presence_of :name
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|   validates_associated :parent, :children
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|   
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|   before_destroy :destroy_children
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|   after_rearrange :rebuild_path, :if => "parent_id_changed? || name_changed?"
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|   
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|   def enabled_for_lang(lang)
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|     enabled_for.include?(lang)
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|   end
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| 
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|   def self.find_by_name(item_name)
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|     Item.first(:conditions => { :name => item_name, :is_published => true })
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|   end
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| 
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|   def visible_children
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|     objects = self.children
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|     a = []
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|     if objects
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|       objects.each do |object|
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|         a << object if object.menu_enabled_for.nil? ? true : object.menu_enabled_for.include?(I18n.locale.to_s)
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|       end
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|     end
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|     a
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|   end
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| 
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|   def shift_to(new_parent, position)
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|     unless self.parent_id.to_s.eql?(new_parent) && self.position.eql?(position.to_i)
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|       new_parent = Item.find(new_parent)
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|       current_position_sibling = find_by_parent_and_position(new_parent, position.to_i)
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|       if current_position_sibling
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|         current_position_sibling.at_bottom? ? move_below(current_position_sibling) : move_above(current_position_sibling)
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|       elsif self.parent != new_parent
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|         self.parent = new_parent
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|         save!
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|       end
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|     end
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|    end
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|   
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|   protected
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|   
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|   def rebuild_path
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|     self.path = (self.ancestors_and_self - [Item.root]).collect{|x| x.name unless x.root?}.join('/')
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|   end
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| 
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|   def find_by_parent_and_position(parent, position)
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|     parent.children.detect{|child| child.position == position}
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|   end
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| 
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|   # Enable the validation for parent_id
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|   def validates_presence_of_parent_id?
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|     true
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|   end
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|     
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| end
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