Webova sluzba

<?php
  require 'lib/nusoap.php';
   
  $server = new nusoap_server();
  $server ->configureWSDL("soap","urn:soap");
 
  $server -> register("getKraj",
                      array("id" => 'xsd:integer'),
                      array("return" => 'xsd:string') 
          );
   
  $HTTP_RAW_POST_DATA = isset($HTTP_RAW_POST_DATA) ? $HTTP_RAW_POST_DATA : "";
  $server ->service($HTTP_RAW_POST_DATA);
  ?>

<?php
  require 'db_connection.php';
  function getKraj($id)
  {
    $conn = new mysqli(MYSQL_HOST,MYSQL_USER,MYSQL_PASSWORD, MYSQL_DB);
    // Check connection
     if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
     }

    $sql = 'Select kraj from Kraje where id_kraj = '.(string)$id;
    $res = $conn->query($sql);

    if ($res->num_rows > 0) {
        while($row = mysqli_fetch_assoc($res)) {
        $resrow = $row['kraj'];
        }
    } else {
        $resrow = '100';
    }
    return $resrow;
    $conn->close();

  }

<?php

   require 'lib/nusoap.php';
   require 'db_connection.php';
 
  $client = new nusoap_client("SOAP/server.php?wsdl");
 
   $kraj = $client -> call('getKraj',array("id"=> 5));
   echo $kraj;
?>

$kraj = array('Ja som pole');
echo $kraj; // Aky je vystup?

require_once('functions.php');