/**
 * 下载其它网站上的文件
 *
 * @param 
 * @arrange (512.笔记) jb51.cc
 **/
if (!function_exists('fetch_remote_file')) {
   function fetch_remote_file($file) {
      $path = parse_url($file);
      $fs = @fsockopen($path['host'],80);
      if ($fs) {
         $header  = 'GET ' . $file . ' HTTP/1.0' . lnbr;
         $header .= 'Host: ' . $path['host'] . str_repeat(lnbr,2);
         fwrite($fs,$header);
         $buffer = '';
         while ($tmp = fread($fs,1024)) { $buffer .= $tmp; }
         $matches = Array();
         preg_match('/Content-Length: ([0-9]+)/',$buffer,$matches);
         return substr($buffer,-@$matches[1]);
      } else { return false; }
   }
}


/***   来自编程之家 jb51.cc（jb51.cc）   ***/