router.php

<?php

if (!defined('SYS_KEY'))
    exit('Used no success');

class router {

    public function GetPage($mod, $user = false, $mysql) {

        global $config;
        $mod = !isset($mod) ? $_GET['mod'] : $mod;

        if (!preg_match("/^[a-z]/", $mod)) {
            $result = array
                (
                'title' => 'Модуль не найден -> ' . $config['title'],
                'content' => '<p>Формат имени модуля не соответсвует заданным параметрам. Он должен состоять только из букв латинского алфавита и не каких пробелов.</p>'
            );
        } else {
            $user = $this->information($_COOKIE['user_hash']);

            if (!isset($user)) {
                $user_info = array(
                    'hash' => false,
                );
            } else {
                $user_info = array(
                    'hash' => $_COOKIE['user_hash'],
                );
            }

            $dir = SYS_DIR . 'modules/' . $mod . '.php';
            if (!file_exists($dir)) {
                $result = array('title' => 'Модуль не найден -> ' . $config['title'], 'content' => 'На сайте нет такого модуля');
            } else {
                require $dir;
                $result = modul($user_info);
                return array(
                    'content' => $result['content'],
                    'title' => $result['title'],
                    'description' => $config['description'],
                    'keywords' => $config['keyword']
                );
            }
        }
    }

    public function get_scripts($mod = "page_all") {
        require SYS_DIR . 'library/scripts.php';
        $scripts = '';
        if ($mod = "page_all") {
            foreach ($scripts_array as $k => $v) {
                if ($k == $mod) {
                    $scripts .= $v;
                }
            }
        } else {

            foreach ($scripts_array as $k => $v) {
                if ($k == $mod or $k == "page_all") {
                    $scripts .= $v;
                }
            }
        }
        return $scripts;
    }

    public function index($user = false) {

        global $config, $bbcode, $router, $template, $mysql;


        $num = $config['number_news'];
        $page = $_GET['page'];

        if (empty($num) or !isset($num) or $num < 1)
            $num = 10;

        if ($page == 0 or empty($page) or !isset($page) or $page < 0)
            $page = 1;

        $query = "SELECT COUNT(`id`) FROM `news` WHERE `public`='1'";
        $mysql_result = $mysql->query($query);

        if (mysql_num_rows($mysql_result) > 0) {
            $count = mysql_fetch_row($mysql_result);
        }

        $posts = $count[0];
        $total = intval(($posts - 1) / $num) + 1;
        $page = intval($page);
        $start = $page * $num - $num;

        if ($page != 1)
            $pervpage = '<a href="' . $name . '/">Первая</a>
                                                                                             <a href="' . $name . '/' . ($page - 1) . '/">Предыдущая</a> ';
        if ($page != $total)
            $nextpage = '<a href="' . $name . '/' . ($page + 1) . '/">Следующая</a>
                                                                                                        <a href="' . $name . '/' . $total . '/">Последняя</a> ';
        if ($page - 2 > 0)
            $page2left = ' <a href="' . $name . '/' . ($page - 2) . '/">' . ($page - 2) . '</a>    ';
        if ($page - 1 > 0)
            $page1left = '<a href="' . $name . '/' . ($page - 1) . '/">' . ($page - 1) . '</a>    ';
        if ($page + 2 <= $total)
            $page2right = '    <a href="' . $name . '/' . ($page + 2) . '/">' . ($page + 2) . '</a>';
        if ($page + 1 <= $total)
            $page1right = '    <a href="' . $name . '/' . ($page + 1) . '/">' . ($page + 1) . '</a>';

        $query = $mysql->query("SELECT * FROM `news` WHERE `public`='1' ORDER BY `id` DESC LIMIT $start, $num");
        if (mysql_num_rows($query) > 0) {


            if (isset($_POST['login_click'])) {
                $complate = $this->GetPage("auth");
            } else {
                ob_start();
                while ($news = mysql_fetch_assoc($query)) {
                    $select_cat = $mysql->query("SELECT `title`,`alt_name` FROM `categories` WHERE `id`='" . $news['cat'] . "'") or die(mysql_error());
                    $cat = mysql_fetch_assoc($select_cat);

                    $url = '/news/' . $news['alt_name'] . ".html";
                    $news['description'] = $bbcode->createBBtags($news['description']);
                    $cat_url = '<a href="/category/' . $cat['alt_name'] . '">' . $cat['title'] . "</a>";
                    $tpl_replace = array('{date}' => $news['date'], '{title}' => $news['title'], '{url_full}' => $url, '{description}' => $news['description'], '{author}' => $news['author'], '{category}' => $cat_url);
                    echo $template->load_template("news.tpl", $tpl_replace);
                }
                echo $view_navigation = $router->view_navigation($total, $pervpage, $page2left, $page1left, $page, $page1right, $page2right, $nextpage);

                $complate['content'] = ob_get_contents();
                ob_end_clean();
            }
        } else {
            $complate = "<p>В Базе Данных сайта нет новостей либо вы указали не существующую страницу</p>";
        }

        if ($page > 1) {
            $title = "Страница " . $page . ' -> ' . $config['title'];
        } else {
            $title = $config['title'];
        }

        $content = $complate['content'];
        $title = $title ? $title : $complate['title'];

        $array = array(
            'content' => $content,
            'title' => $title,
            'description' => $config['description'],
            'keywords' => $config['keyword']
        );

        return $array;
    }

    public function user_group($hash) {

        if (!isset($hash)) {
            $not_information = "2";
        } else {

            $select_id_group = mysql_query("SELECT `group` FROM `users` WHERE `hash`='" . $hash . "'") or die(mysql_error());

            if (mysql_num_rows($select_id_group) > 0) {
                $user = mysql_fetch_assoc($select_id_group);
                $id_group = (int) $user['group'];
            } else {
                $id_group = "2";
            }
        }

        $id_group = isset($not_information) ? $not_information : $id_group;
        $query = mysql_query("SELECT * FROM `users_group` WHERE `id`='" . $id_group . "'") or die(mysql_error());

        return mysql_fetch_assoc($query);
    }

}