wrapper.php

<?php

$BASE_URL = "http://131.137.250.85/cgi-bin/qweb.dll";
$SCRIPT_NAME = basename(__FILE__);

function send_request($url, $body=null) {


    $query = parse_url($url);

    $path = $query['path'];
    if( isset( $query['query'] ) ) {
        $path .= "?" . $query['query'];
    }

    $method = "GET";
    if( $body != null ) {
        $method = "POST";
    }

    $request = "$method $path HTTP/1.1\n"
        . "Host: ${query['host']}\n";

    $handle = fsockopen($query['host'], 80);

    fwrite($handle, $request);
    foreach( getallheaders() as $key => $value ) {
        if( $key != "Host" && $key != "Origin" ) {
            fwrite($handle, "$key: $value\n");
        }
    }

    fwrite($handle, "\n");

    if( $body != null ) {
        fwrite($handle, $body);
    }

    return $handle;

}

function substitute_urls($content) {

    global $BASE_URL;
    global $SCRIPT_NAME;

    $content = str_replace( $BASE_URL, $SCRIPT_NAME, $content );
    return $content;

}

function rearrange_page($url, $body=null) {

    $headers = array();
    $content = "";

    $handle = send_request($url, $body);

    $line = fgets($handle);
    $headers[] = $line;

    $continue = true;

    while( $continue ) {

        $line = fgets($handle);

        $continue = (
            !feof($handle) &&
            substr( $line, 0, 1 ) != "<"
        );

        if( substr( $line, 0, 1 ) != "<" && trim($line) != "" ) {
            $headers[] = $line;
        }

    }

    $content .= $line;

    while( !feof($handle) ) {
        $line = fgets($handle);
        $content .= $line;
    }

    fclose($handle);

    $content = substitute_urls($content);

    return array(
        'headers' => $headers,
        'content' => $content,
    );

}

if( count( $_REQUEST ) == 0 ) {

    $query = $BASE_URL . "?6GQHKN2";
    $page = rearrange_page($query);

} else if ( count( $_GET ) > 0 ) {

    $parts = array();
    foreach( $_GET as $key => $value ) {
        $parts[] = "$key=$value";
    }

    $query = $BASE_URL . "?" . implode( "&", $parts );
    $page = rearrange_page($query);

} else if ( count( $_POST ) > 0 ) {

    $query = $BASE_URL;
    $body = file_get_contents("php://input");
    $page = rearrange_page($query, $body);

}

foreach( $page['headers'] as $header ) {
    header($header);
}

echo $page['content'];

?>