+require 'validators'
+
class Message < ActiveRecord::Base
- belongs_to :user
+ belongs_to :sender, :class_name => "User", :foreign_key => :from_user_id
+ belongs_to :recipient, :class_name => "User", :foreign_key => :to_user_id
+
+ validates_presence_of :title, :body, :sent_on, :sender, :recipient
+ validates_length_of :title, :within => 1..255
+ validates_inclusion_of :message_read, :in => [ true, false ]
+ validates_associated :sender, :recipient
+ validates_as_utf8 :title
end