This class provides an advanced file uploader system for file uploads made from html forms. Features: * Can handle from one file to multiple files. * Safe file copying from tmp dir. * Easy detecting mechanism of valid upload, missing upload or error. * Gives extensive information about the uploaded file. * Rename uploaded files in different ways: as it is, safe or unique. * Validate allowed file extensions. * Multiple languages error messages support (es, en, de, fr, nl). WWW: https://pear.php.net/package/HTTP_Upload