Allow blank value for IssueStatus#default_done_ratio.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3157 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/issue.rb

@@ -220,8 +220,8 @@ class Issue < ActiveRecord::Base
   # Set the done_ratio using the status if that setting is set.  This will keep the done_ratios
   # even if the user turns off the setting later
   def update_done_ratio_from_issue_status
-    if Issue.use_status_for_done_ratio? && !self.status.default_done_ratio.blank?
-      self.done_ratio = self.status.default_done_ratio
+    if Issue.use_status_for_done_ratio? && status && status.default_done_ratio?
+      self.done_ratio = status.default_done_ratio
     end
   end
   

app/models/issue_status.rb

@@ -24,6 +24,7 @@ class IssueStatus < ActiveRecord::Base
   validates_uniqueness_of :name
   validates_length_of :name, :maximum => 30
   validates_format_of :name, :with => /^[\w\s\'\-]*$/i
+  validates_inclusion_of :default_done_ratio, :in => 0..100, :allow_nil => true
 
   def after_save
     IssueStatus.update_all("is_default=#{connection.quoted_false}", ['id <> ?', id]) if self.is_default?