Check for 'http' or 'https' before saving a link

vendor/built_in_modules/news/app/models/news_bulletin_link.rb

@@ -9,4 +9,15 @@ class NewsBulletinLink
   field :should_destroy, :type => Boolean
   
   belongs_to :news_bulletin
+  
+  before_validation :add_http
+  validates :url, :presence => true, :format => /^(http|https):\/\/[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,5}(([0-9]{1,5})?\/.*)?$/ix
+
+  protected
+
+	def add_http
+	  unless self.url[/^http:\/\//] || self.url[/^https:\/\//]
+	    self.url = 'http://' + self.url
+	  end
+	end
 end