Adds a css class (overdue) to overdue issues on issue lists and detail views (#2337).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2140 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/issues_helper.rb

@@ -36,6 +36,7 @@ module IssuesHelper
   # Returns a string of css classes that apply to the given issue
   def css_issue_classes(issue)
     s = "issue status-#{issue.status.position} priority-#{issue.priority.position}"
+    s << ' overdue' if issue.overdue?
     s
   end
   

app/models/issue.rb

@@ -195,6 +195,11 @@ class Issue < ActiveRecord::Base
     self.status.is_closed?
   end
   
+  # Returns true if the issue is overdue
+  def overdue?
+    !due_date.nil? && (due_date < Date.today)
+  end
+  
   # Users the issue can be assigned to
   def assignable_users
     project.assignable_users

test/unit/issue_test.rb

@@ -190,4 +190,11 @@ class IssueTest < Test::Unit::TestCase
     assert_nil Issue.find_by_id(1)
     assert_nil TimeEntry.find_by_issue_id(1)
   end
+  
+  def test_overdue
+    assert Issue.new(:due_date => 1.day.ago).overdue?
+    assert !Issue.new(:due_date => Date.today).overdue?
+    assert !Issue.new(:due_date => 1.day.from_now).overdue?
+    assert !Issue.new(:due_date => nil).overdue?
+  end
 end