gymrooster_php/html/index.php

<?php

include __DIR__ . '/../php/auth.php';

ob_start();

$url = $_SERVER['REQUEST_URI'];
$url = preg_replace('/\?.+\=.+/m', '', $url);

if ($url === '/' && !isAuthorized()) {
    include __DIR__ . '/../templates/index.html.php';
} elseif ($url === '/' && isAuthorized()) {
    header('Location: /dashboard');
} elseif ($url === '/login' && $_SERVER['REQUEST_METHOD'] === "GET" && !isAuthorized()) {
    include __DIR__ . '/../templates/login.html.php';
} elseif ($url === '/login' && $_SERVER['REQUEST_METHOD'] === "GET" && isAuthorized()) {
    header('Location: /dashboard');
} elseif ($url === '/login' && $_SERVER['REQUEST_METHOD'] === "POST") {
    include __DIR__ . '/../php/login.php';
} elseif ($url === '/update' && $_SERVER['REQUEST_METHOD'] === "POST" && isAuthorized()) {
    include __DIR__ . '/../php/update.php';
} elseif ($url === '/dashboard' && isAuthorized()) {
    include __DIR__ . '/../templates/dashboard.html.php';
} elseif ($url === '/logout') {
    include __DIR__ . '/../php/logout.php';
}

$output = ob_get_clean();

include __DIR__ . '/../templates/layout.html.php';