From b2def1972cb297e555afd57cfdab4419f1755c0a Mon Sep 17 00:00:00 2001
From: Philipp Tessenow <philipp.tessenow@student.hpi.uni-potsdam.de>
Date: Wed, 6 Apr 2011 19:28:11 +0200
Subject: [PATCH] enable filters to know a translation for a given value
 depending on their available values

---
 lib/report/filter/base.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/report/filter/base.rb b/lib/report/filter/base.rb
index d49bcf0497..43c327ade8 100644
--- a/lib/report/filter/base.rb
+++ b/lib/report/filter/base.rb
@@ -116,7 +116,11 @@ class Report::Filter
     end
 
     def self.available_values(params = {})
-      []
+      [] #array of [:label_of_value, value]-kind arrays
+    end
+
+    def self.label_for_value(value)
+      available_values(:reverse_search => true).find{ |v| v.second == value || v.second.to_s == value }
     end
 
     def correct_position?