rosa-build/app/models/label.rb

# -*- encoding : utf-8 -*-
class Label < ActiveRecord::Base
  has_many :labelings, :dependent => :destroy
  has_many :issues, :through => :labelings
  belongs_to :project

  validates :name, :uniqueness => {:scope => :project_id}
  validates :name, :color, :presence => true
  validates :color, :format => { :with => /\A([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})\z/, :message => I18n.t('layout.issues.invalid_labels')}

end