1 files changed, 18 insertions, 0 deletions
diff --git a/app/models/customer_relations/contact.rb b/app/models/customer_relations/contact.rb
index 168f1c48a6c..a981351f4a0 100644
--- a/app/models/customer_relations/contact.rb
+++ b/app/models/customer_relations/contact.rb
@@ -26,6 +26,18 @@ class CustomerRelations::Contact < ApplicationRecord
   validate :validate_email_format
   validate :unique_email_for_group_hierarchy
 
+  def self.reference_prefix
+    '[contact:'
+  end
+
+  def self.reference_prefix_quoted
+    '["contact:'
+  end
+
+  def self.reference_postfix
+    ']'
+  end
+
   def self.find_ids_by_emails(group, emails)
     raise ArgumentError, "Cannot lookup more than #{MAX_PLUCK} emails" if emails.length > MAX_PLUCK
 
@@ -33,6 +45,12 @@ class CustomerRelations::Contact < ApplicationRecord
       .pluck(:id)
   end
 
+  def self.exists_for_group?(group)
+    return false unless group
+
+    exists?(group_id: group.self_and_ancestor_ids)
+  end
+
   private
 
   def validate_email_format