Merged r11754 from trunk (#12684).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/2.3-stable@11755 e93f8b46-1217-0410-a6f0-8f06a7374b81
2013-05-01 13:14:21 +00:00 · 2013-05-01 13:14:21 +00:00 · 425a0fe988
parent 606762dcad
commit 425a0fe988
1 changed files with 5 additions and 1 deletions
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@ -471,7 +471,11 @@ module ApplicationHelper
  end

  def accesskey(s)
-    Redmine::AccessKeys.key_for s
+    @used_accesskeys ||= []
+    key = Redmine::AccessKeys.key_for(s)
+    return nil if @used_accesskeys.include?(key)
+    @used_accesskeys << key
+    key
  end

  # Formats text according to system settings.