1 files changed, 29 insertions, 31 deletions

diff --git a/actionpack/lib/action_dispatch/http/upload.rb b/actionpack/lib/action_dispatch/http/upload.rb
index 8ee4b81cdd..37effade4f 100644
--- a/actionpack/lib/action_dispatch/http/upload.rb
+++ b/actionpack/lib/action_dispatch/http/upload.rb
@@ -1,32 +1,34 @@
-require 'active_support/core_ext/object/blank'
-
 module ActionDispatch
   module Http
-    module UploadedFile
-      def self.extended(object)
-        object.class_eval do
-          attr_accessor :original_path, :content_type
-          alias_method :local_path, :path if method_defined?(:path)
-        end
+    class UploadedFile
+      attr_accessor :original_filename, :content_type, :tempfile, :headers
+
+      def initialize(hash)
+        @original_filename = hash[:filename]
+        @content_type      = hash[:type]
+        @headers           = hash[:head]
+        @tempfile          = hash[:tempfile]
+        raise(ArgumentError, ':tempfile is required') unless @tempfile
       end
 
-      # Take the basename of the upload's original filename.
-      # This handles the full Windows paths given by Internet Explorer
-      # (and perhaps other broken user agents) without affecting
-      # those which give the lone filename.
-      # The Windows regexp is adapted from Perl's File::Basename.
-      def original_filename
-        unless defined? @original_filename
-          @original_filename =
-            unless original_path.blank?
-              if original_path =~ /^(?:.*[:\\\/])?(.*)/m
-                $1
-              else
-                File.basename original_path
-              end
-            end
-        end
-        @original_filename
+      def open
+        @tempfile.open
+      end
+
+      def path
+        @tempfile.path
+      end
+
+      def read(*args)
+        @tempfile.read(*args)
+      end
+
+      def rewind
+        @tempfile.rewind
+      end
+
+      def size
+        @tempfile.size
       end
     end
 
@@ -35,11 +37,7 @@ module ActionDispatch
       # file upload hash with UploadedFile objects
       def normalize_parameters(value)
         if Hash === value && value.has_key?(:tempfile)
-          upload = value[:tempfile]
-          upload.extend(UploadedFile)
-          upload.original_path = value[:filename]
-          upload.content_type = value[:type]
-          upload
+          UploadedFile.new(value)
         else
           super
         end
@@ -47,4 +45,4 @@ module ActionDispatch
       private :normalize_parameters
     end
   end
-end
\ No newline at end of file
+end