รบกวนช่วยแปลง Code จาก asp.net --> PHP หน่อยครับ เป็นการเช็คusername password ครับ

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class _Default : System.Web.UI.Page 
{
    private bool resultOfAuthen = false;
    private bool resultOfAlive= false;

    protected void Page_Load(object sender, EventArgs e)
    {
  
        string securityKey = "AkdfirlDDWRF";

        localhost.Service service = new localhost.Service();

        localhost.AuthenHeader authenHeader = new localhost.AuthenHeader();

        service.AuthenHeaderValue = authenHeader;

        authenHeader.UserName = "Userrrr";
        authenHeader.Password = "Passs";

        resultOfAlive = service.IsConnectToServer(securityKey);
        Label1.Text = "Server is Alive : " + resultOfAlive.ToString();


        string username = "12345";
        string password = "XXXXX";

        resultOfAuthen = service.AuthenUser(securityKey, username, password);
        Label2.Text = "Authen User  '" + username + "'  : "+ resultOfAuthen.ToString();
    
    }

    
}