Modifications for image urls

Find and replace the urls by the file urls in DB, in the theme files and
layout.html file. Save a copy of those files under "file_orig".

app/controllers/gridfs_controller.rb

@@ -4,34 +4,6 @@ class GridfsController < ActionController::Metal
   
   def serve
     gridfs_path = env["PATH_INFO"].gsub("/gridfs/", "")
-    gridfs_file = Mongo::GridFileSystem.new(Mongoid.database).open(gridfs_path, 'r') rescue nil
-    if gridfs_file
-      self.response_body = gridfs_file.read
-      self.content_type = gridfs_file.content_type
-    else
-      serve_rescue(gridfs_path.split('/').pop)
-    end
-  end
-  
-  def serve_images
-    gridfs_path = env["PATH_INFO"]
-    serve_rescue(gridfs_path.split('/').pop)
-  end
-  
-  def serve_rescue(file_name)
-    referer = request.env['HTTP_REFERER']
-    if referer.include?('admin')
-      page = Page.find(referer.split('/').pop)
-    else
-      vars = request.env['HTTP_REFERER'].split('/')
-      names = get_names(vars, [])
-      page = Page.find_by_name(names.pop)
-      names.reverse_each do |name|
-        page = page.children.find_by_name(name)
-      end
-    end
-    image = page.design.images.detect{|i| i.file_filename == file_name}
-    gridfs_path = image.file.url.gsub("/gridfs/", "")
     begin
       gridfs_file = Mongo::GridFileSystem.new(Mongoid.database).open(gridfs_path, 'r')
       self.response_body = gridfs_file.read
@@ -43,14 +15,4 @@ class GridfsController < ActionController::Metal
     end
   end
   
-  def get_names(vars, names)
-    page = Page.all(:conditions => {:name => vars.last})
-    names << vars.pop
-    if page.count > 1
-      get_names(vars, names)
-    else
-      names
-    end
-  end
-  
 end