📄 logout.php
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<?php
require_once('xmlHandler.php');
$fn_xml = "chatroom.xml";
if (!isset($_COOKIE["name"])) {
header("Location: error.html");
exit;
}
$name = $_COOKIE["name"];
// setcookie("valid",0);
$xmlh = new xmlHandler($fn_xml);
if (!$xmlh->fileExist()) {
header("Location: error.html");
exit;
}
$xmlh->openFile();
$users_node = $xmlh->getElement("users");
$users_array = $xmlh->getChildNodes("user");
if($users_array != null)
{
foreach ($users_array as $users)
{
$uname = $xmlh->getAttribute($users, "name");
if ($uname==$name)
$xmlh->removeElement($users_node,$users);
}
}
$xmlh->saveFile();
setcookie("name", "");
header("Location: login.html");
?>
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