<?php
/**
 * Template parsing engine.
 *
 * @package   MyAAC
 * @author    Slawkens <slawkens@gmail.com>
 * @copyright 2019 MyAAC
 * @link      https://my-aac.org
 */
defined('MYAAC') or die('Direct access not allowed!');

// template
$template_name = $config['template'];
if($config['template_allow_change'])
{
	if(isset($_GET['template']))
	{
		if(!preg_match("/[^A-z0-9_\-]/", $template_name)) { // validate template
			//setcookie('template', $template_name, 0, BASE_DIR . '/', $_SERVER["SERVER_NAME"]);
			$template_name = $_GET['template'];

			$cache = Cache::getInstance();
			if($cache->enabled()) {
				$cache->delete('template_menus');
			}

			setSession('template', $template_name);

			$newLocation = $lastUri = getSession('last_uri');
			if($lastUri === $_SERVER['REQUEST_URI']) { // avoid ERR_TOO_MANY_REDIRECTS error in browsers
				$newLocation = SERVER_URL;
			}

			header('Location:' . $newLocation);
		}
	}
	else {
		$template_session = getSession('template');
		if ($template_session !== false) {
			if (!preg_match("/[^A-z0-9_\-]/", $template_session)) {
				$template_name = $template_session;
			}
		}
	}
}
$template_path = 'templates/' . $template_name;

if(file_exists(BASE . $template_path . '/index.php')) {
	$template_index = 'index.php';
}
elseif(file_exists(BASE . $template_path . '/template.php')) {
	$template_index = 'template.php';
}
elseif($config['backward_support'] && file_exists(BASE . $template_path . '/layout.php')) {
	$template_index = 'layout.php';
}
else {
	$template_name = 'kathrine';
	$template_path = 'templates/' . $template_name;
	$template_index = 'template.php';
	if(!file_exists(BASE . $template_path . '/' . $template_index)) {
		throw new RuntimeException('Cannot load any template. Please ensure your templates directory is not empty, and you set correct name for template in configuration.');
	}
}

if(file_exists(BASE . $template_path . '/config.php')) {
	require BASE . $template_path . '/config.php';
}

$tmp = '';
if ($cache->enabled() && $cache->fetch('template_ini_' . $template_name, $tmp)) {
	$template_ini = unserialize($tmp);
}
else {
	$file = BASE . $template_path . '/config.ini';
	$exists = file_exists($file);
	if ($exists || ($config['backward_support'] && file_exists(BASE . $template_path . '/layout_config.ini'))) {
		if (!$exists) {
			$file = BASE . $template_path . '/layout_config.ini';
		}

		$template_ini = parse_ini_file($file);
		unset($file);

		if ($cache->enabled()) {
			$cache->set('template_ini_' . $template_name, serialize($template_ini));
		}
	}
}

if (isset($template_ini)) {
	foreach ($template_ini as $key => $value) {
		$config[$key] = $value;
	}
}

$template = array();
$template['link_account_manage'] = getLink('account/manage');
$template['link_account_create'] = getLink('account/create');
$template['link_account_lost'] = getLink('account/lost');
$template['link_account_logout'] = getLink('account/logout');

$template['link_news_archive'] = getLink('news/archive');

$links = array('news', 'changelog', 'rules', 'downloads', 'characters', 'online', 'highscores', 'powergamers', 'lastkills', 'houses', 'guilds', 'wars', 'polls', 'bans', 'team', 'creatures', 'spells', 'commands', 'experienceStages', 'freeHouses', 'serverInfo', 'experienceTable', 'faq', 'points', 'gifts', 'bugtracker', 'gallery');
foreach($links as $link) {
	$template['link_' . $link] = getLink($link);
}

$template['link_screenshots'] = getLink('gallery');
$template['link_movies'] = getLink('videos');

$template['link_gifts_history'] = getLink('gifts', 'history');
if($config['forum'] != '')
{
	if(strtolower($config['forum']) == 'site')
		$template['link_forum'] = "<a href='" . getLink('forum') . "'>";
	else
		$template['link_forum'] = "<a href='" . $config['forum'] . "' target='_blank'>";
}

$twig->addGlobal('template_path', $template_path);
if($twig_loader) {
	$twig_loader->prependPath(BASE . $template_path);
}

function get_template_menus() {
	global $db, $template_name;

	$cache = Cache::getInstance();
	if ($cache->enabled()) {
		$tmp = '';
		if ($cache->fetch('template_menus', $tmp)) {
			$result = unserialize($tmp);
		}
	}

	if (!isset($result)) {
		$query = $db->query('SELECT `name`, `link`, `blank`, `color`, `category` FROM `' . TABLE_PREFIX . 'menu` WHERE `template` = ' . $db->quote($template_name) . ' ORDER BY `category`, `ordering` ASC');
		$result = $query->fetchAll();

		if ($cache->enabled()) {
			$cache->set('template_menus', serialize($result), 600);
		}
	}

	$menus = array();
	foreach($result as $menu) {
		$link_full = strpos(trim($menu['link']), 'http') === 0 ? $menu['link'] : getLink($menu['link']);
		$menus[$menu['category']][] = array('name' => $menu['name'], 'link' => $menu['link'], 'link_full' => $link_full, 'blank' => $menu['blank'] == 1, 'color' => $menu['color']);
	}

	$new_menus = array();
	/**
	 * @var array $configMenuCategories
	 * @var int $id
	 * @var array $options
	 */
	$configMenuCategories = config('menu_categories');
	if($configMenuCategories === null) {
		return [];
	}

	foreach($configMenuCategories as $id => $options) {
		if(isset($menus[$id])) {
			$new_menus[$id] = $menus[$id];
		}
	}

	return $new_menus;
}
