Fixed that settings raises an error if not trackers exist (#11467).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10067 e93f8b46-1217-0410-a6f0-8f06a7374b81
2012-07-21 15:43:44 +00:00
parent 1f84a8d83e
commit 387836f8aa
3 changed files with 22 additions and 2 deletions
@@ -92,12 +92,20 @@ class Tracker < ActiveRecord::Base

  # Returns the fields that are disabled for all the given trackers
  def self.disabled_core_fields(trackers)
-    trackers.uniq.map(&:disabled_core_fields).reduce(:&)
+    if trackers.present?
+      trackers.uniq.map(&:disabled_core_fields).reduce(:&)
+    else
+      []
+    end
  end

  # Returns the fields that are enabled for one tracker at least
  def self.core_fields(trackers)
-    trackers.uniq.map(&:core_fields).reduce(:|)
+    if trackers.present?
+      trackers.uniq.map(&:core_fields).reduce(:|)
+    else
+      CORE_FIELDS.dup
+    end
  end

 private