3 files changed, 23 insertions, 0 deletions
diff --git a/app/models/project.rb b/app/models/project.rb
index 890768ccf58..6d9a0e5e813 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -1190,6 +1190,10 @@ class Project < ApplicationRecord
     update_column(:has_external_issue_tracker, services.external_issue_trackers.any?) if Gitlab::Database.read_write?
   end
 
+  def external_references_supported?
+    external_issue_tracker&.support_cross_reference?
+  end
+
   def has_wiki?
     wiki_enabled? || has_external_wiki?
   end
diff --git a/app/models/project_services/issue_tracker_service.rb b/app/models/project_services/issue_tracker_service.rb
index 2bf14a6ed25..3f7e8a720aa 100644
--- a/app/models/project_services/issue_tracker_service.rb
+++ b/app/models/project_services/issue_tracker_service.rb
@@ -151,6 +151,14 @@ class IssueTrackerService < Service
     result
   end
 
+  def support_close_issue?
+    false
+  end
+
+  def support_cross_reference?
+    false
+  end
+
   private
 
   def enabled_in_gitlab_config
diff --git a/app/models/project_services/jira_service.rb b/app/models/project_services/jira_service.rb
index e3cd345d065..2766ba11c97 100644
--- a/app/models/project_services/jira_service.rb
+++ b/app/models/project_services/jira_service.rb
@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 class JiraService < IssueTrackerService
+  extend ::Gitlab::Utils::Override
   include Gitlab::Routing
   include ApplicationHelper
   include ActionView::Helpers::AssetUrlHelper
@@ -205,6 +206,16 @@ class JiraService < IssueTrackerService
     nil
   end
 
+  override :support_close_issue?
+  def support_close_issue?
+    true
+  end
+
+  override :support_cross_reference?
+  def support_cross_reference?
+    true
+  end
+
   private
 
   def test_settings