download file in server using php

download-file-with-server.php

<?php
error_reporting(E_ALL);
ini_set('display_errors',1);
set_time_limit(0);
function download ($file_source, $file_target) {
    echo 'starting';
    
    $rh = fopen($file_source, 'rb');
    $wh = fopen($file_target, 'w+b');
    if (!$rh || !$wh) {
        return false;
    }
    while (!feof($rh)) {
        if (fwrite($wh, fread($rh, 4096)) === FALSE) {
            return false;
        }
    }
    fclose($rh);
    fclose($wh);
    
    echo '<br>end';

    return true;
}
// download file and store it into current server
download('http://yoursite.com/filename.ext','filename.ext');