Remove manual rescues from transfer code #2588

app/controllers/epp/domains_controller.rb

@@ -130,10 +130,14 @@ class Epp::DomainsController < EppController
 
     @domain_transfer = @domain.transfer(params[:parsed_frame], action, current_user)
 
-    if @domain.errors.empty? && @domain_transfer
+    if @domain_transfer
       render_epp_response '/epp/domains/transfer'
     else
-      handle_errors(@domain)
+      epp_errors << {
+        code: '2303',
+        msg: I18n.t('no_transfers_found')
+      }
+      handle_errors
     end
   end
 

app/models/epp/domain.rb

@@ -473,7 +473,6 @@ class Epp::Domain < Domain
     when 'reject'
       return reject_transfer(frame, current_user) if pending_transfer
     end
-    add_epp_error('2303', nil, nil, I18n.t('no_transfers_found'))
   end
 
   # TODO: Eager load problems here. Investigate how it's possible not to query contact again
@@ -536,19 +535,23 @@ class Epp::Domain < Domain
       end
     end
   end
+
   # rubocop: enable Metrics/PerceivedComplexity
   # rubocop: enable Metrics/CyclomaticComplexity
-
   # rubocop: disable Metrics/MethodLength
   # rubocop: disable Metrics/AbcSize
   def query_transfer(frame, current_user)
-    return false unless can_be_transferred_to?(current_user.registrar)
+    unless can_be_transferred_to?(current_user.registrar)
+      throw :epp_error, {
+        code: '2002',
+        msg: I18n.t(:domain_already_belongs_to_the_querying_registrar)
+      }
+    end
 
     old_contact_codes = contacts.pluck(:code).sort.uniq
     old_registrant_code = registrant.code
 
     transaction do
-      begin
       dt = domain_transfers.create!(
         transfer_requested_at: Time.zone.now,
         transfer_to: current_user.registrar,
@@ -574,12 +577,6 @@ class Epp::Domain < Domain
       save!(validate: false)
 
       return dt
-      rescue => e
-        add_epp_error('2306', nil, nil, I18n.t('action_failed_due_to_server_error'))
-        logger.error('DOMAIN TRANSFER FAILED')
-        logger.error(e)
-        raise ActiveRecord::Rollback
-      end
     end
   end
   # rubocop: enable Metrics/AbcSize
@@ -595,7 +592,6 @@ class Epp::Domain < Domain
     end
 
     transaction do
-      begin
       pt.update!(
         status: DomainTransfer::CLIENT_APPROVED,
         transferred_at: Time.zone.now
@@ -607,10 +603,6 @@ class Epp::Domain < Domain
 
       attach_legal_document(self.class.parse_legal_document_from_frame(frame))
       save!(validate: false)
-      rescue => _e
-        add_epp_error('2306', nil, nil, I18n.t('action_failed_due_to_server_error'))
-        raise ActiveRecord::Rollback
-      end
     end
 
     pt
@@ -626,17 +618,12 @@ class Epp::Domain < Domain
     end
 
     transaction do
-      begin
       pt.update!(
         status: DomainTransfer::CLIENT_REJECTED
       )
 
       attach_legal_document(self.class.parse_legal_document_from_frame(frame))
       save!(validate: false)
-      rescue => _e
-        add_epp_error('2306', nil, nil, I18n.t('action_failed_due_to_server_error'))
-        raise ActiveRecord::Rollback
-      end
     end
 
     pt
@@ -713,11 +700,7 @@ class Epp::Domain < Domain
   end
 
   def can_be_transferred_to?(new_registrar)
-    if new_registrar == registrar
-      errors.add(:base, :domain_already_belongs_to_the_querying_registrar)
-      return false
-    end
-    true
+    new_registrar != registrar
   end
 
   ## SHARED

config/locales/en.yml

@@ -872,3 +872,4 @@ en:
   payment_received: 'Payment received'
   domain_registrant_updated: 'Domeeni %{name} registreerija vahetus teostatud / Registrant change of %{name} has been finished.'
   api_user_not_found: 'API user not found'
+  domain_already_belongs_to_the_querying_registrar: 'Domain already belongs to the querying registrar'