lib/tokenize.rb in jt-rails-tokenizable-1.1.2 vs lib/tokenize.rb in jt-rails-tokenizable-1.2.0

@@ -1,10 +1,10 @@
 module JT::Rails::Tokenizable::Tokenize
 	extend ActiveSupport::Concern
 
 	included do |base|
-		before_validation :jt_rails_generate_tokens, on: :create
+		before_validation :jt_rails_generate_tokens_if_missing, on: :create
 
 		base.class_eval do
 
 			# jt_rails_token_fields is shared only by a class and its subclass
 			def self.jt_rails_token_fields
@@ -23,9 +23,15 @@
 			if options.fetch(:valiations, true)
 				validates field, presence: true, uniqueness: true
 			end
 		end
 
+	end
+
+	def jt_rails_generate_tokens_if_missing
+		for field in self.class.jt_rails_token_fields.keys
+			generate_new_token(field) if self[field.to_sym].blank?
+		end
 	end
 
 	def jt_rails_generate_tokens
 		for field in self.class.jt_rails_token_fields.keys
 			generate_new_token(field)