tooltip showing who likes an event

models/event.rb

@@ -7,23 +7,27 @@ class Event < Sequel::Model
   many_to_one :profile_comment
   one_to_many :likes
   one_to_many :comments
-  
+
+  def liking_site_names
+    likes.collect {|like| like.actioning_site.username }
+  end
+
   def add_site_comment(site, message)
     add_comment actioning_site_id: site.id, message: message
   end
-  
+
   def site_likes?(site)
     likes_dataset.filter(actioning_site_id: site.id).count > 0
   end
-  
+
   def site_like(site)
     add_like actioning_site_id: site.id
   end
-  
+
   def site_unlike(site)
     likes_dataset.filter(actioning_site_id: site.id).delete
   end
-  
+
   def toggle_site_like(site)
     if site_likes? site
       site_unlike site

models/like.rb

@@ -1,3 +1,4 @@
 class Like < Sequel::Model
   many_to_one :event
+  many_to_one :actioning_site, class: :Site
 end