Value returning with error message

app/controllers/concerns/epp/common.rb

@@ -35,7 +35,19 @@ module Epp::Common
   def handle_errors(error_code_map, obj)
     obj.errors.each do |key, err|
       error_code_map.each do |code, values|
-        epp_errors << {code: code, msg: err} and break if values.any? {|x| obj.errors.added?(key, x) }
+        if err.is_a?(Hash)
+          epp_errors << {
+            code: code,
+            msg: err[:msg],
+            value: {obj: err[:obj], val: err[:val]},
+          } and break if values.any? {|x| I18n.t("errors.messages.#{x}") == err[:msg] }
+        else
+          epp_errors << {
+            code: code,
+            msg: err,
+          } and break if values.any? {|x| obj.errors.added?(key, x) }
+        end
+
       end
     end
   end

app/models/domain.rb

@@ -33,7 +33,13 @@ class Domain < ActiveRecord::Base
       v.each do |x|
         contact = Contact.find_by(code: x[:contact])
         attach_contact(k, contact) and next if contact
-        errors.add(:domain_contacts, I18n.t('errors.messages.epp_contact_not_found'))
+
+        # Detailed error message with value to display in EPP response
+        errors.add(:domain_contacts, {
+          obj: 'contact',
+          val: x[:contact],
+          msg: I18n.t('errors.messages.epp_contact_not_found')
+        })
       end
     end
 

app/views/epp/error.xml.builder

@@ -4,6 +4,10 @@ xml.epp_head do
       xml.result('code' => x[:code]) do
         xml.msg(x[:msg], 'lang' => 'en')
 
+        xml.value('xmlns:obj' => 'urn:ietf:params:xml:ns:obj') do
+          xml.tag!("obj:#{x[:value][:obj]}", x[:value][:val])
+        end if x[:value]
+
         x[:ext_values].each do |y|
           xml.extValue do
             xml.value do