X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/fd65e0be3f55d48b9d573921ca0757fc51a1dd81..6f6ce90eb894bde190fd7522cbec037fe61fc25c:/apps/workbench/app/helpers/application_helper.rb

diff --git a/apps/workbench/app/helpers/application_helper.rb b/apps/workbench/app/helpers/application_helper.rb
index 41b33706d1..57b8d8780c 100644
--- a/apps/workbench/app/helpers/application_helper.rb
+++ b/apps/workbench/app/helpers/application_helper.rb
@@ -1,3 +1,7 @@
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
 module ApplicationHelper
   def current_user
     controller.current_user
@@ -670,6 +674,12 @@ module ApplicationHelper
     render_runtime duration, use_words, round_to_min
   end
 
+  # Keep locators are expected to be of the form \"...<pdh/file_path>\"
+  JSON_KEEP_LOCATOR_REGEXP = /(.*)(([0-9a-f]{32}\+\d+)(.*)\"(.*))/
+  def keep_locator_in_json str
+    JSON_KEEP_LOCATOR_REGEXP.match str
+  end
+
 private
   def is_textile?( object, attr )
     is_textile = object.textile_attributes.andand.include?(attr)