gistfile1.diff

diff --git a/lib/rubygems/remote_fetcher.rb b/lib/rubygems/remote_fetcher.rb
index 626f93d..3dfc2ca 100644
--- a/lib/rubygems/remote_fetcher.rb
+++ b/lib/rubygems/remote_fetcher.rb
@@ -341,7 +341,26 @@ class Gem::RemoteFetcher

       say "#{request.method} #{uri}" if
         Gem.configuration.really_verbose
-      response = connection.request request
+
+      file_name = File.basename(uri.path)
+      if file_name =~ /\.gem$/
+        response = connection.request request do |incomplete_response|
+          if Net::HTTPOK === incomplete_response
+            progress, total = 0, incomplete_response.content_length
+            data = ''
+            incomplete_response.read_body do |segment|
+              data << segment
+              progress += segment.length
+              print "\r%s [%d%%]" % [file_name, (progress * 100) / total]
+            end
+            print "\r#{' ' * (file_name.length + 7)}\r"
+            incomplete_response.body = data
+          end
+        end
+      else
+        response = connection.request request
+      end
+
       say "#{response.code} #{response.message}" if
         Gem.configuration.really_verbose