lib/carrierwave/base64/base64_string_io.rb in carrierwave-base64-2.2.0 vs lib/carrierwave/base64/base64_string_io.rb in carrierwave-base64-2.3.0

@@ -1,25 +1,26 @@
 module Carrierwave
   module Base64
     class Base64StringIO < StringIO
       class ArgumentError < StandardError; end
 
-      attr_accessor :file_format
+      attr_accessor :file_format, :file_name
 
-      def initialize(encoded_file)
-        description, encoded_bytes = encoded_file.split(",")
+      def initialize(encoded_file, file_name)
+        description, encoded_bytes = encoded_file.split(',')
 
         raise ArgumentError unless encoded_bytes
-        raise ArgumentError if encoded_bytes.eql?("(null)")
+        raise ArgumentError if encoded_bytes.eql?('(null)')
 
+        @file_name = file_name
         @file_format = get_file_format description
         bytes = ::Base64.decode64 encoded_bytes
 
         super bytes
       end
 
       def original_filename
-        File.basename("file.#{@file_format}")
+        File.basename("#{@file_name}.#{@file_format}")
       end
 
       private
 
       def get_file_format(description)