Module: Nifty::Utils::ActiveRecord::RandomString::ModelExtensions

Defined in:
lib/nifty/utils/active_record/random_string.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/nifty/utils/active_record/random_string.rb', line 39

def self.included(base)
  base.extend ClassMethods
  base.before_validation :generate_random_strings
end

Instance Method Details

#generate_random_strings ⇒ Object 



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# File 'lib/nifty/utils/active_record/random_string.rb', line 44

def generate_random_strings
  self.class.random_string_fields.each do |field, opts|
    if self.send(field).blank?
      if opts[:unique]
        until self.send(field)
          proposed_string = RandomString.random_string(opts[:type], opts)
          unless self.class.where(field => proposed_string).exists?
            self.send("#{field}=", proposed_string)
          end
        end
      else
        self.send("#{field}=", RandomString.random_string(opts[:type], opts))
      end
    end
  end
end