Merged rails-3.2 branch.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9528 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/custom_field.rb

@@ -80,7 +80,7 @@ class CustomField < ActiveRecord::Base
     when 'bool'
       [[l(:general_text_Yes), '1'], [l(:general_text_No), '0']]
     else
-      read_possible_values_utf8_encoded || []
+      possible_values || []
     end
   end
 
@@ -91,14 +91,20 @@ class CustomField < ActiveRecord::Base
     when 'bool'
       ['1', '0']
     else
-      read_possible_values_utf8_encoded
+      values = super()
+      if values.is_a?(Array)
+        values.each do |value|
+          value.force_encoding('UTF-8') if value.respond_to?(:force_encoding)
+        end
+      end
+      values
     end
   end
 
   # Makes possible_values accept a multiline string
   def possible_values=(arg)
     if arg.is_a?(Array)
-      write_attribute(:possible_values, arg.compact.collect(&:strip).select {|v| !v.blank?})
+      super(arg.compact.collect(&:strip).select {|v| !v.blank?})
     else
       self.possible_values = arg.to_s.split(/[\n\r]+/)
     end
@@ -218,14 +224,4 @@ class CustomField < ActiveRecord::Base
     end
     errs
   end
-
-  def read_possible_values_utf8_encoded
-    values = read_attribute(:possible_values)
-    if values.is_a?(Array)
-      values.each do |value|
-        value.force_encoding('UTF-8') if value.respond_to?(:force_encoding)
-      end
-    end
-    values
-  end
 end