Hey guys, ben PHP ile bant genişliğini sınırlamak için çalışıyorlar.

Burada lütfen yardım edebilir? PHP ile sınırlı olmak üzere indirme hızını alamıyor.

Bir milyon teşekkürler!

    function total_filesize($url) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, "$url");
        curl_setopt($ch, CURLINFO_SPEED_DOWNLOAD,12); //ITS NOT WORKING! 
        curl_setopt($ch, CURLOPT_USERAGENT,
                "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) ".
                "Gecko/20071127 Firefox/2.0.0.11");
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, TRUE);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_NOBODY, true);


        $chStore = curl_exec($ch);
        $chError = curl_error($ch);
        $chInfo = curl_getinfo($ch);
        curl_close($ch);
        return $size = $chInfo['download_content_length'];
    }

    function __define_url($url) {
        $basename = basename($url);
        Define('filename',$basename);
        $define_file_size = total_filesize($url);
        Define('filesizes',$define_file_size);
    }

    function _download_file($url_file) { 
        __define_url($url_file);

        // $range = "50000-60000";
        $filesize = filesizes;
        $file = filename; 
        header('Content-Type: application/octet-stream');
        header('Content-Disposition: attachment; filename="'.$file.'"'); 
        header('Content-Transfer-Encoding: binary');
        header("Content-Length: $filesize");
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL,"$url_file");
        curl_setopt($ch, CURLOPT_BINARYTRANSFER,1);
        //  curl_setopt($ch, CURLOPT_RANGE,$range);

        curl_exec($ch);
        curl_close($ch);
    }
    _download_file('http://rarlabs.com/rar/wrar393.exe');