Berikut ini adalah script file uploader basis php yang saya temukan dan saya gunakan untuk upload file dari remote url.

<title>Remote upload made by wRock.Org</title>
<center>
<a href=”http://www.wrock.org/” title=”Sharing Latest Tips Tricks and Tutorials”>

<img src=”http://cdn.wrock.org/logo.png” alt=”Sharing Latest Tips Tricks and Tutorials”>
</a>
</br</p></br</p><form method=”post”>
<input name=”url” size=”50″ />
<input name=”submit” type=”submit” />
</form>

<b>Instruction:</b>
</p>Sample values for ftp and http
</p>ftp://username:password@example.com/path/to/file.png
</p>ftp://example.com/path/to/file.png
</p>http://www.example.com/path/to/file.png
</p><a href=”http://www.wrock.org/”>Sharing Latest Tips Tricks and Tutorials</a>
<?php

// maximum execution time in seconds
set_time_limit (24 * 60 * 60);

if (!isset($_POST[‘submit’])) die();

// folder to save downloaded files to. must end with slash
$destination_folder = ‘.’;

$url = $_POST[‘url’];
$newfname = $destination_folder . basename($url);

$file = fopen ($url, “rb”);
if ($file) {
$newf = fopen ($newfname, “wb”);

if ($newf)
while(!feof($file)) {
fwrite($newf, fread($file, 1024 * 8 ), 1024 * 8 );
}
}

if ($file) {
fclose($file);
}

if ($newf) {
fclose($newf);
}

?>
</center>

Sumber : http://www.wrock.org/php-url-file-remote-uploader-no-size-limit-script/