92 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			92 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Ruby
		
	
	
	
class Item
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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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  LIST = YAML.load(File.read('config/list.yml'))
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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 => Hash, :default => {}
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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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  before_destroy :destroy_children
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  after_rearrange :rebuild_path, :if => "parent_id_changed? || name_changed?"
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  after_save :rebuild_children_path, :if => "path_changed?"
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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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  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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  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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  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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        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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  def show_in_sitemap_for(locale)
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    if !sitemap_enabled.blank? && !sitemap_enabled[locale].blank?
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      sitemap_enabled[locale].eql?('true') ? true : false
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    else
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      true
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    end
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  end
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  protected
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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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  def rebuild_children_path
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    self.children.each do |child|
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      child.path = (child.ancestors_and_self - [Item.root]).collect{|x| x.name}.join('/')
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      child.save
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      child.rebuild_children_path
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    end
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  end
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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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  # 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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end
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