<?php
require_once realpath(__DIR__ . '/../includes/engelsystem_provider.php');

$free_pages = [
    'admin_event_config',
    'angeltypes',
    'api',
    'atom',
    'credits',
    'ical',
    'login',
    'rooms',
    'shifts',
    'shifts_json_export',
    'shifts_json_export_all',
    'stats',
    'users',
    'user_driver_licenses',
    'user_password_recovery'
];

// Gewünschte Seite/Funktion
$page = '';
$title = '';
$content = '';

if (!isset($_REQUEST['p'])) {
    $_REQUEST['p'] = isset($user) ? 'news' : 'login';
}

if (
    isset($_REQUEST['p'])
    && preg_match('/^\w*$/i', $_REQUEST['p'])
    && (
        in_array($_REQUEST['p'], $free_pages)
        || (isset($privileges) && in_array($_REQUEST['p'], $privileges))
    )
) {
    $page = $_REQUEST['p'];

    $title = $page;

    if ($page == 'api') {
        error('Api disabled temporily.');
        redirect(page_link_to());
        require_once realpath(__DIR__ . '/../includes/controller/api.php');
        api_controller();
    } elseif ($page == 'ical') {
        require_once realpath(__DIR__ . '/../includes/pages/user_ical.php');
        user_ical();
    } elseif ($page == 'atom') {
        require_once realpath(__DIR__ . '/../includes/pages/user_atom.php');
        user_atom();
    } elseif ($page == 'shifts_json_export') {
        require_once realpath(__DIR__ . '/../includes/controller/shifts_controller.php');
        shifts_json_export_controller();
    } elseif ($page == 'shifts_json_export_all') {
        require_once realpath(__DIR__ . '/../includes/controller/shifts_controller.php');
        shifts_json_export_all_controller();
    } elseif ($page == 'stats') {
        require_once realpath(__DIR__ . '/../includes/pages/guest_stats.php');
        guest_stats();
    } elseif ($page == 'user_password_recovery') {
        require_once realpath(__DIR__ . '/../includes/controller/users_controller.php');
        $title = user_password_recovery_title();
        $content = user_password_recovery_controller();
    } elseif ($page == 'angeltypes') {
        list($title, $content) = angeltypes_controller();
    } elseif ($page == 'shifts') {
        list($title, $content) = shifts_controller();
    } elseif ($page == 'users') {
        list($title, $content) = users_controller();
    } elseif ($page == 'user_angeltypes') {
        list($title, $content) = user_angeltypes_controller();
    } elseif ($page == 'user_driver_licenses') {
        list($title, $content) = user_driver_licenses_controller();
    } elseif ($page == 'shifttypes') {
        list($title, $content) = shifttypes_controller();
    } elseif ($page == 'admin_event_config') {
        list($title, $content) = event_config_edit_controller();
    } elseif ($page == 'rooms') {
        list($title, $content) = rooms_controller();
    } elseif ($page == 'news') {
        $title = news_title();
        $content = user_news();
    } elseif ($page == 'news_comments') {
        require_once realpath(__DIR__ . '/../includes/pages/user_news.php');
        $title = user_news_comments_title();
        $content = user_news_comments();
    } elseif ($page == 'user_meetings') {
        $title = meetings_title();
        $content = user_meetings();
    } elseif ($page == 'user_myshifts') {
        $title = myshifts_title();
        $content = user_myshifts();
    } elseif ($page == 'user_shifts') {
        $title = shifts_title();
        $content = user_shifts();
    } elseif ($page == 'user_messages') {
        $title = messages_title();
        $content = user_messages();
    } elseif ($page == 'user_questions') {
        $title = questions_title();
        $content = user_questions();
    } elseif ($page == 'user_settings') {
        $title = settings_title();
        $content = user_settings();
    } elseif ($page == 'login') {
        $title = login_title();
        $content = guest_login();
    } elseif ($page == 'register') {
        $title = register_title();
        $content = guest_register();
    } elseif ($page == 'logout') {
        $title = logout_title();
        $content = guest_logout();
    } elseif ($page == 'admin_questions') {
        $title = admin_questions_title();
        $content = admin_questions();
    } elseif ($page == 'admin_user') {
        $title = admin_user_title();
        $content = admin_user();
    } elseif ($page == 'admin_arrive') {
        $title = admin_arrive_title();
        $content = admin_arrive();
    } elseif ($page == 'admin_active') {
        $title = admin_active_title();
        $content = admin_active();
    } elseif ($page == 'admin_free') {
        $title = admin_free_title();
        $content = admin_free();
    } elseif ($page == 'admin_news') {
        require_once realpath(__DIR__ . '/../includes/pages/admin_news.php');
        $content = admin_news();
    } elseif ($page == 'admin_rooms') {
        $title = admin_rooms_title();
        $content = admin_rooms();
    } elseif ($page == 'admin_groups') {
        $title = admin_groups_title();
        $content = admin_groups();
    } elseif ($page == 'admin_import') {
        $title = admin_import_title();
        $content = admin_import();
    } elseif ($page == 'admin_shifts') {
        $title = admin_shifts_title();
        $content = admin_shifts();
    } elseif ($page == 'admin_log') {
        $title = admin_log_title();
        $content = admin_log();
    } elseif ($page == 'credits') {
        require_once realpath(__DIR__ . '/../includes/pages/guest_credits.php');
        $title = credits_title();
        $content = guest_credits();
    } else {
        require_once realpath(__DIR__ . '/../includes/pages/guest_start.php');
        $content = guest_start();
    }
} else {
    // Wenn schon eingeloggt, keine-Berechtigung-Seite anzeigen
    if (isset($user)) {
        $title = _('No Access');
        $content = _('You don\'t have permission to view this page . You probably have to sign in or register in order to gain access!');
    } else {
        // Sonst zur Loginseite leiten
        redirect(page_link_to('login'));
    }
}

$event_config = EventConfig();

echo template_render(__DIR__ . '/../templates/layout.html', [
    'theme'          => isset($user) ? $user['color'] : config('theme'),
    'title'          => $title,
    'atom_link'      => ($page == 'news' || $page == 'user_meetings')
        ? ' <link href="' . page_link_to('atom') . (($page == 'user_meetings') ? '&meetings=1' : '')
        . '&amp;key=' . (isset($user) ? $user['api_key'] : '')
        . '" type = "application/atom+xml" rel = "alternate" title = "Atom Feed">'
        : '',
    'menu'           => make_menu(),
    'content'        => msg() . $content,
    'header_toolbar' => header_toolbar(),
    'faq_url'        => config('faq_url'),
    'contact_email'  => config('contact_email'),
    'locale'         => locale(),
    'event_info'     => EventConfig_info($event_config) . ' <br />'
]);