18 lines
335 B
Ruby
18 lines
335 B
Ruby
class Layout < DesignFile
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embedded_in :design
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field :name, :index => true
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references_many :children, :class_name => "Item"
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has_many :layout_parts
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validates_presence_of :name
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validates_format_of :name, :with => /^[0-9a-zA-Z\-_]+$/
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validates_uniqueness_of :name
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def self.exist_one?
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Layout.count > 0
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end
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end
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