Module: UniqueToken::ClassMethods

Defined in:
lib/unique_token.rb

Instance Method Summary collapse

Instance Method Details

#unique_token(*args, &block) ⇒ Object 



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# File 'lib/unique_token.rb', line 14

def unique_token(*args, &block)
  options = { :length => 8, :chars => ('a'..'z').to_a + ('A'..'Z').to_a + ('0'..'9').to_a }
  options.merge!(args.pop) if args.last.kind_of? Hash
  args.each do |name|
    before_create do |record|
      if block
        record.ensure_unique(name, &block)
      else
        record.ensure_unique(name) do
          Array.new(options[:length]) {
            options[:chars].to_a[rand(options[:chars].to_a.size) ]
          }.join
        end
      end
    end
  end
end