mentioning

app/models/forumthread.rb

@@ -1,4 +1,8 @@
 class Forumthread < ActiveRecord::Base
+
+  include MailerHelper
+  include UsersHelper
+
   belongs_to :forum
   belongs_to :user_author, class_name: "User", foreign_key: "user_author_id"
   belongs_to :user_editor, class_name: "User", foreign_key: "user_editor_id"
@@ -37,4 +41,20 @@ class Forumthread < ActiveRecord::Base
   def can_write?(user)
     forum.can_write?(user) && (!locked? || user.mod?)
   end
+
+  def send_new_mention_mail(old_content = "")
+    new_mentions = mentions(content) - mentions(old_content)
+    mails = []
+    new_mentions.each do |user|
+      begin
+        mails << RedstonerMailer.new_thread_mention_mail(user, self)
+      rescue => e
+        Rails.logger.error "---"
+        Rails.logger.error "WARNING: Failed to create new_thread_mention_mail (view) for reply#: #{@self.id}, user: #{@user.name}, #{@user.email}"
+        Rails.logger.error e.message
+        Rails.logger.error "---"
+      end
+    end
+    background_mailer(mails)
+  end
 end