Shorten !attachment.original_filename.blank? to attachment.file?

lib/paperclip.rb

@@ -135,7 +135,7 @@ module Paperclip
       end
 
       define_method "#{name}?" do
-        ! attachment_for(name).original_filename.blank?
+        attachment_for(name).file?
       end
 
       validates_each(name) do |record, attr, value|
@@ -157,7 +157,8 @@ module Paperclip
         unless options[:less_than].nil?
           options[:in] = (0..options[:less_than])
         end
-        unless attachment.original_filename.blank? || options[:in].include?(instance[:"#{name}_file_size"].to_i)
+        
+        if attachment.file? && !options[:in].include?(instance[:"#{name}_file_size"].to_i)
           min = options[:in].first
           max = options[:in].last
           
@@ -178,7 +179,7 @@ module Paperclip
     # Places ActiveRecord-style validations on the presence of a file.
     def validates_attachment_presence name, options = {}
       attachment_definitions[name][:validations] << lambda do |attachment, instance|
-        if attachment.original_filename.blank?
+        unless attachment.file?
           options[:message] || "must be set."
         end
       end

lib/paperclip/attachment.rb

@@ -187,6 +187,10 @@ module Paperclip
         true
       end
     end
+    
+    def file?
+      !original_filename.blank?
+    end
 
     private
 
@@ -249,7 +253,7 @@ module Paperclip
     end
 
     def queue_existing_for_delete #:nodoc:
-      return if original_filename.blank?
+      return unless file?
       logger.info("[paperclip] Queueing the existing files for #{name} for deletion.")
       @queued_for_delete += [:original, *@styles.keys].uniq.map do |style|
         path(style) if exists?(style)