<?php
include 'connect_db.php';
$nip = $_POST ["nip"];
$nama = $_POST ["nama"];
$alamat = $_POST ["alamat"];
$no_tlp = $_POST ["no_tlp"];
$email = $_POST ["email"];
$username = $_POST ["username"];
$password = $_POST ["password"];
$query = "select * from guru where NIP = '$nip'";
$result = mysql_query ($query) or die (mysql_error);
$guru = "";

while ($row = mysql_fetch_array($result))
{
	$guru = $row [0];
}

if (empty($nip))
{
	echo "nip required";
}
else if (empty($nama))
{
	echo "nama required";
}
else if (empty($alamat))
{
	echo "alamat required";
}
else if (empty($no_tlp))
{
	echo "no.tlp required";
}
else if (empty($email))
{
	echo "email required";
}
else if (empty($username))
{
	echo "username required";
}
else if (empty($password))
{
	echo "password required";
}
else
{
	$query_update = mysql_query ("UPDATE guru SET NIP='$nip' where NIP = '$NIP'") or die(mysql_error());
	if ($query_update > 0 )
	{
	echo "data guru berhasil diganti";
	}
}