Index: app/models/attachment.rb
===================================================================
--- app/models/attachment.rb	(revision 19920)
+++ app/models/attachment.rb	(working copy)
@@ -95,7 +95,6 @@
       if @temp_file.respond_to?(:content_type)
         self.content_type = @temp_file.content_type.to_s.chomp
       end
-      self.filesize = @temp_file.size
     end
   end
 
@@ -114,12 +113,13 @@
     if @temp_file
       self.disk_directory = target_directory
       self.disk_filename = Attachment.disk_filename(filename, disk_directory)
-      logger.info("Saving attachment '#{self.diskfile}' (#{@temp_file.size} bytes)") if logger
+      logger.info("Saving attachment '#{self.diskfile}'") if logger
       path = File.dirname(diskfile)
       unless File.directory?(path)
         FileUtils.mkdir_p(path)
       end
       sha = Digest::SHA256.new
+      self.filesize = 0
       File.open(diskfile, "wb") do |f|
         if @temp_file.respond_to?(:read)
           buffer = ""
@@ -131,6 +131,7 @@
           f.write(@temp_file)
           sha.update(@temp_file)
         end
+        self.filesize = f.size
       end
       self.digest = sha.hexdigest
     end