X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/1bcc2242c0a5bc58abb0ab23964d474af04923fa..6383a9358bd82e3848cf2b3815b54b3ff44ad54b:/app/models/message.rb

diff --git a/app/models/message.rb b/app/models/message.rb
index ec712be25..98346d7c7 100644
--- a/app/models/message.rb
+++ b/app/models/message.rb
@@ -1,8 +1,22 @@
+require 'validators'
+
 class Message < ActiveRecord::Base
   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
+
+  def digest
+    md5 = Digest::MD5.new
+    md5 << from_user_id.to_s
+    md5 << to_user_id.to_s
+    md5 << sent_on.xmlschema
+    md5 << title
+    md5 << body
+    md5.hexdigest
+  end
 end