Prevent creation of project with identifier 'new' (#3602).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2821 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/project.rb

@@ -63,6 +63,8 @@ class Project < ActiveRecord::Base
   validates_length_of :identifier, :in => 1..20
   # donwcase letters, digits, dashes but not digits only
   validates_format_of :identifier, :with => /^(?!\d+$)[a-z0-9\-]*$/, :if => Proc.new { |p| p.identifier_changed? }
+  # reserved words
+  validates_exclusion_of :identifier, :in => %w( new )
 
   before_destroy :delete_all_members
 

test/unit/project_test.rb

@@ -52,7 +52,8 @@ class ProjectTest < Test::Unit::TestCase
     to_test = {"abc" => true,
                "ab12" => true,
                "ab-12" => true,
-               "12" => false}
+               "12" => false,
+               "new" => false}
                
     to_test.each do |identifier, valid|
       p = Project.new