1 files changed, 11 insertions, 1 deletions
diff --git a/app/models/concerns/participable.rb b/app/models/concerns/participable.rb
index 8130adf05f1..6035cb87c9b 100644
--- a/app/models/concerns/participable.rb
+++ b/app/models/concerns/participable.rb
@@ -152,7 +152,9 @@ module Participable
   end
 
   def source_visible_to_user?(source, user)
-    Ability.allowed?(user, "read_#{source.model_name.element}".to_sym, source)
+    ability = read_ability_for(source)
+
+    Ability.allowed?(user, ability[:name], ability[:subject])
   end
 
   def filter_by_ability(participants)
@@ -172,6 +174,14 @@ module Participable
       participant.can?(:read_project, project)
     end
   end
+
+  # Returns Hash containing ability name and subject needed to read a specific participable.
+  # Should be overridden if a different ability is required.
+  def read_ability_for(participable_source)
+    name =  participable_source.try(:to_ability_name) || participable_source.model_name.element
+
+    { name: "read_#{name}".to_sym, subject: participable_source }
+  end
 end
 
 Participable.prepend_mod_with('Participable')