1 files changed, 8 insertions, 2 deletions
diff --git a/app/models/notification.rb b/app/models/notification.rb
index b0f8ed6a4ec..1395274173d 100644
--- a/app/models/notification.rb
+++ b/app/models/notification.rb
@@ -6,12 +6,13 @@ class Notification
   N_PARTICIPATING = 1
   N_WATCH = 2
   N_GLOBAL = 3
+  N_MENTION = 4
 
   attr_accessor :target
 
   class << self
     def notification_levels
-      [N_DISABLED, N_PARTICIPATING, N_WATCH]
+      [N_DISABLED, N_PARTICIPATING, N_WATCH, N_MENTION]
     end
 
     def options_with_labels
@@ -19,12 +20,13 @@ class Notification
         disabled: N_DISABLED,
         participating: N_PARTICIPATING,
         watch: N_WATCH,
+        mention: N_MENTION,
         global: N_GLOBAL
       }
     end
 
     def project_notification_levels
-      [N_DISABLED, N_PARTICIPATING, N_WATCH, N_GLOBAL]
+      [N_DISABLED, N_PARTICIPATING, N_WATCH, N_GLOBAL, N_MENTION]
     end
   end
 
@@ -48,6 +50,10 @@ class Notification
     target.notification_level == N_GLOBAL
   end
 
+  def mention?
+    target.notification_level == N_MENTION
+  end
+
   def level
     target.notification_level
   end