`<?php
session_start();
include_once "connect.php";

$sqlconnect = new mysqli($host, $db_user, $db_password, $db_name );

$inputuser = $_POST['login'];
$inputpass = $_POST['haslo'];

if ($sqlconnect->connect_errno>0){
    echo "Błąd łączenia z bazą danych.";
}
else
{
   $querydata = "SELECT * FROM uzytkownicy WHERE user='$inputuser' and pass='$inputpass'";

    if ($sqlgetuser = $sqlconnect->query($querydata)){
        $howmanyusers = $sqlgetuser->num_rows;

        if ($howmanyusers=1){
               $userdata = $sqlgetuser->fetch_assoc();
               $_SESSION['zboze'] = $userdata['zboze'];
               $_SESSION['kamien'] = $userdata['kamien'];
               $_SESSION['drewno'] = $userdata['drewno'];
               echo "o tu";


            }
        else
        {
           $_SESSION['wronguserdata'] = "Nieprawidłowy login lub hasło. Spróbuj ponownie.";
           header('Location: index.php');
        }
    }



}`