Adds a branch for unlimited project hierarchy.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/work@2148 e93f8b46-1217-0410-a6f0-8f06a7374b81

nested_projects/lib/tasks/migrate_plugins.rake

@@ -0,0 +1,15 @@
+namespace :db do
+  desc 'Migrates installed plugins.'
+  task :migrate_plugins => :environment do
+    if Rails.respond_to?('plugins')
+      Rails.plugins.each do |plugin|
+        next unless plugin.respond_to?('migrate')
+        puts "Migrating #{plugin.name}..."
+        plugin.migrate
+      end
+    else
+      puts "Undefined method plugins for Rails!"
+      puts "Make sure engines plugin is installed."
+    end
+  end
+end