FallaGassrini Vhosts Link Grab

<?php
$protocol = stripos($_SERVER['SERVER_PROTOCOL'],'https') === 0 ? 'https://' : 'http://';
$url = $protocol.$_SERVER['SERVER_NAME'].'/FallaGassrini/';
$html = file_get_contents($url);
$dom = new DOMDocument;
@$dom->loadHTML($html);
$links = $dom->getElementsByTagName('a');
echo "<pre>";
foreach ($links as $link){
    //echo $link->nodeValue;
    echo $url.$link->getAttribute('href'), '<br>';
}