Merged Rails 2.2 branch. Redmine now requires Rails 2.2.2.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2493 e93f8b46-1217-0410-a6f0-8f06a7374b81

vendor/plugins/engines/lib/engines.rb

@@ -43,7 +43,7 @@ module Engines
   
   # List of extensions to load, can be changed in init.rb before calling Engines.init
   mattr_accessor :rails_extensions
-  self.rails_extensions = %w(action_mailer asset_helpers routing migrations dependencies)
+  self.rails_extensions = %w(action_mailer asset_helpers form_tag_helpers routing migrations dependencies)
   
   # The name of the public directory to mirror public engine assets into.
   # Defaults to <tt>RAILS_ROOT/public/plugin_assets</tt>.
@@ -143,6 +143,11 @@ module Engines
       source_dirs = source_files.select { |d| File.directory?(d) }
       source_files -= source_dirs
       
+      unless source_files.empty?
+        base_target_dir = File.join(destination, File.dirname(source_files.first).gsub(source, ''))
+        FileUtils.mkdir_p(base_target_dir)
+      end
+      
       source_dirs.each do |dir|
         # strip down these paths so we have simple, relative paths we can
         # add to the destination
@@ -166,4 +171,4 @@ module Engines
       end  
     end   
   end  
-end
+end