gistfile1.txt

def avatar_geometry(style = :original)
  @geometry ||= {}
  begin
    path = avatar.path(style)
    unless path
      temp_file = Tempfile.open("#{avatar_file_name}_#{style}")
      temp_file << avatar.file_contents(style)
      path = temp_file.path
    end
    @geometry[style] ||= Paperclip::Geometry.from_file path
  ensure
    temp_file.close if temp_file
  end
end