图片防盗链破解

破解图片防盗链工具
该文件放入任意支持php环境的网站下即可访问使用，不依赖于任何框架
使用方式传入远程图片地址例如：
/img.php?url=https://www.baidu.com/img/flexible/logo/pc/result.png

<?php
error_reporting(E_ERROR | E_PARSE );
@ini_set('max_execution_time', '0');
@ini_set("memory_limit",'-1');
$url = $_GET["url"];
if (!empty($url) && substr($url,0,4)=='http') {
   $dir = pathinfo($url);
   $host = $dir['dirname'];
   $ext = $dir['extension'];
   $refer = $host.'/';
   $ch = curl_init($url);
   curl_setopt ($ch, CURLOPT_REFERER, $refer);
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
   curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
   curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
   curl_setopt($ch, CURLOPT_TIMEOUT, 30);
   curl_setopt($ch, CURLOPT_HEADER,0);
   curl_setopt($ch, CURLOPT_POST, 0);
   curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
   curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1);
   curl_setopt($ch, CURLOPT_BINARYTRANSFER, 1);
   $data = @curl_exec($ch);
   curl_close($ch);
   $types = array(
      'gif'=>'image/gif',
      'jpeg'=>'image/jpeg',
      'jpg'=>'image/jpeg',
      'jpe'=>'image/jpeg',
      'png'=>'image/png',
   );
   $type = $types[$ext] ? $types[$ext] : 'image/jpeg';
   header("Content-type: ".$type);
   echo $data;
}