Fix Duplication Action for Analysis Services (#834)

* Fix custom WF action submit handler

* Updated changelog

* PEP8 only

Author: ramonski

CHANGES.rst

@@ -18,6 +18,7 @@ Changelog
 
 **Fixed**
 
+- #834 Fix Duplication Action for Analysis Services
 - #835 List only published ARs when "Published" Filter is active
 - #825 Error when exporting Worksheets list with `senaite.exporter`
 - #821 Cannot retract single analysis services

bika/lims/browser/js/bika.lims.bikalisting.js

@@ -890,9 +890,10 @@ class window.BikaListingTableView
 
     # If a custom_transitions action with a URL is clicked the form will be
     # submitted there
-    if $el.attr("url") != ""
+    url = $el.attr "url"
+    if url != ""
       form = $el.parents("form")
-      $(form).attr "action", $(this).attr("url")
+      $(form).attr "action", url
       $(form).submit()