php 拖站

<?php
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "http://example.com");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.3');
$output = curl_exec($ch);
curl_close($ch);
echo $output;
?>

<?php
$url = "http://example.com";
$html = file_get_contents($url);
$dom = new DOMDocument();
@$dom->loadHTML($html);
$images = $dom->getElementsByTagName('img');
foreach ($images as $img) {
    $imgUrl = $img->getAttribute('src');
    if (strpos($imgUrl, 'http') === false) {
        $imgUrl = $url . $imgUrl;
    }
    file_put_contents(basename($imgUrl), file_get_contents($imgUrl));
}
?>