search for: recipient_email

..., I''ve been looking for a while now and can''t seem to find where I''m going wrong.. I''m following a railscast tutorial to send invites out to people. there''s n invitation.rb page: class Invitation < ActiveRecord::Base #attr_accessible :sender_id, :recipient_email, :token, :sent_at belongs_to :sender, :class_name => ''User'' has_one :recipient, :class_name => ''User'' ###validation validates_presence_of :recipient_email validate :recipient_is_not_registered validate :sender_has_i...

...HE FOLLOW SCRIPT #app/models/invitation.rb #how generate the token class Invitation < ActiveRecord::Base belongs_to :sender, :class_name => ''User'' has_one :recipient, :class_name => ''User'' email_regex = /\A[\w+\-.]+@[a-z\d\-.]+\.[a-z]+\z/i validates :recipient_email, :presence => true, :format => { :with => email_regex } before_create :generate_token private def generate_token self.token = Digest::SHA1.hexdigest([Time.now, rand].join) end end #/mailers/invitation.text.rb You are invited to ExampleApp.com click below to signup &l...