2010-01-04 07:52:30 +00:00
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class Snippet
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2009-05-07 18:13:27 +00:00
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2011-04-13 10:19:51 +00:00
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include Mongoid::Document
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field :name, :index => true
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field :full_name, :index => true
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field :parent_id, :index => true
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field :parent_name
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field :content
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before_validation :setup_default_value
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validates_presence_of :name, :full_name, :parent_id
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validates_uniqueness_of :name, :scope => :parent_id
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referenced_in :parent, :class_name => "Item", :foreign_key => :parent_id
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2010-01-18 08:23:33 +00:00
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2011-04-13 10:19:51 +00:00
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# Get an array of ancestors
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def ancestors
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node, nodes = self, []
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nodes << node = node.parent while !node.parent.blank? rescue nil
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nodes.reverse
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end
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def setup_default_value
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# Set the parent value
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self.parent_name = Item.find( self.parent_id ).name rescue nil
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# Build the full_name from the ancestors array
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full_node = self.ancestors.map{ |a| a.name }.push( self.name )
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# Remove root node if not root
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full_node.shift if full_node.size >= 2
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self.full_name = full_node.join("/")
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end
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end
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