Web::mime PHP Method

    function mime($file)
    {
        if (preg_match('/\\w+$/', $file, $ext)) {
            $map = ['au' => 'audio/basic', 'avi' => 'video/avi', 'bmp' => 'image/bmp', 'bz2' => 'application/x-bzip2', 'css' => 'text/css', 'dtd' => 'application/xml-dtd', 'doc' => 'application/msword', 'gif' => 'image/gif', 'gz' => 'application/x-gzip', 'hqx' => 'application/mac-binhex40', 'html?' => 'text/html', 'jar' => 'application/java-archive', 'jpe?g' => 'image/jpeg', 'js' => 'application/x-javascript', 'midi' => 'audio/x-midi', 'mp3' => 'audio/mpeg', 'mpe?g' => 'video/mpeg', 'ogg' => 'audio/vorbis', 'pdf' => 'application/pdf', 'png' => 'image/png', 'ppt' => 'application/vnd.ms-powerpoint', 'ps' => 'application/postscript', 'qt' => 'video/quicktime', 'ram?' => 'audio/x-pn-realaudio', 'rdf' => 'application/rdf', 'rtf' => 'application/rtf', 'sgml?' => 'text/sgml', 'sit' => 'application/x-stuffit', 'svg' => 'image/svg+xml', 'swf' => 'application/x-shockwave-flash', 'tgz' => 'application/x-tar', 'tiff' => 'image/tiff', 'txt' => 'text/plain', 'wav' => 'audio/wav', 'xls' => 'application/vnd.ms-excel', 'xml' => 'application/xml', 'zip' => 'application/x-zip-compressed'];
            foreach ($map as $key => $val) {
                if (preg_match('/' . $key . '/', strtolower($ext[0]))) {
                    return $val;
                }
            }
        }
        return 'application/octet-stream';
    }