<?php

require_once('xmlHandler.php');

if (!isset($_COOKIE["name"])) {

header("Location: error.html");

exit;

}

// create the chatroom xml file handler

$xmlh = new xmlHandler("chatroom.xml");

if (!$xmlh->fileExist()) {

header("Location: error.html");

exit;

}

// get user name from cookie

$name = $_COOKIE["name"];

print($name);

// open the existing XML file

$xmlh->openFile();

// get the 'users' element

$users_element = $xmlh->getElement("users");

// get all 'user' nodes

$user_element = $xmlh->getChildNodes("user");

if($user_element != null) {

// delete the current user from the users element

foreach ($user_element as $user) {

$username = $xmlh->getAttribute($user, "name");

if ($username == $name) {

// Remove picture from our images folder

$uploadpic = $xmlh->getAttribute($user, "pic-upload");

unlink($uploadpic);

// Remove the user element completely

$xmlh->removeElement($users_element, $user);

}

}

}

// save the XML file

$xmlh->saveFile();

// set the name to the cookie

setcookie("name","");

// Cookie done, redirect to client.php (to avoid reloading of page from the client)

header("Location: login.html");

?>