Large file helper use cURL to determine file sizes. Thus filenames must be
urlencoded in case special symbols like '#' can cause BadRequest errors.
Signed-off-by: Tony Zelenoff <antonz@parallels.com>
Determining the file size using the exec() method is implemented for Linux, BSD, and Windows. However, on systems matching neither platform name (like SunOS), the fall-through path will return a file size result constituting a zero size instead of an invalid null return value.