private function RenderPost($ObjectId, &$Posts, $BlockName, $Level)
 {
     if (count($Posts) == 0) {
         return false;
     }
     foreach ($Posts as $post) {
         $post_id = SafeDB($post['id'], 11, int);
         $user_id = SafeDB($post['user_id'], 11, int);
         $vars = array();
         $vars['level_padding'] = Posts::$LevelMargin * $Level;
         $vars['post_message'] = HtmlChars($post['post_message']);
         SmiliesReplace($vars['post_message']);
         $vars['post_message'] = nl2br($vars['post_message']);
         $vars['post_message'] = BbCodePrepare($vars['post_message']);
         if ($user_id != 0) {
             // Зарегистрированный пользователь
             $userinfo = GetUserInfo($user_id);
             $vars['user_link'] = Ufu("index.php?name=user&op=userinfo&user={$user_id}", 'user/{user}/info/');
             $vars['user_name'] = '<a href="' . $vars['user_link'] . '">' . $userinfo['name'] . '</a>';
             $vars['post_date'] = SafeDB($post['post_date'], 11, int);
             if ($userinfo['hideemail'] == '0') {
                 $vars['user_email'] = AntispamEmail($userinfo['email']);
             } else {
                 $vars['user_email'] = '';
             }
             $vars['user_homepage'] = SafeDB($userinfo['url'], 255, str);
             $vars['user_homepage_url'] = UrlRender(SafeDB($post['user_homepage'], 255, str));
             if ($userinfo['online']) {
                 $vars['user_status'] = 'Сейчас на сайте.';
             } else {
                 $vars['user_status'] = '';
             }
             $vars['user_rank_image'] = $userinfo['rank_image'];
             $vars['user_rank_name'] = $userinfo['rank_name'];
             $vars['user_avatar'] = $userinfo['avatar_file'];
             $vars['user_avatar_small'] = $userinfo['avatar_file_small'];
             $vars['user_avatar_smallest'] = $userinfo['avatar_file_smallest'];
             $vars['user_regdate'] = TimeRender($userinfo['regdate'], false, false);
         } else {
             $vars['user_name'] = SafeDB($post['user_name'], 255, str);
             $vars['post_date'] = SafeDB($post['post_date'], 11, int);
             if ($post['user_email'] != '' && $post['user_hideemail'] != 0) {
                 $vars['user_email'] = AntispamEmail(SafeDB($post['user_email'], 255, str));
             } else {
                 $vars['user_email'] = '';
             }
             if ($post['user_homepage'] != '') {
                 $vars['user_homepage'] = SafeDB($post['user_homepage'], 255, str);
                 $vars['user_homepage_url'] = UrlRender(SafeDB($post['user_homepage'], 255, str));
             } else {
                 $vars['user_homepage'] = '';
                 $vars['user_homepage_url'] = '';
             }
             $vars['user_status'] = '';
             $vars['user_rank_image'] = '';
             $vars['user_rank_name'] = '';
             $vars['user_avatar'] = GetPersonalAvatar(0);
             $vars['user_avatar_small'] = GetSmallUserAvatar(0, $vars['user_avatar']);
             $vars['user_avatar_smallest'] = GetSmallestUserAvatar(0, $vars['user_avatar']);
             $vars['user_regdate'] = '';
         }
         $vars['user_id'] = SafeDB($post['user_id'], 11, int);
         $vars['post_id'] = $post_id;
         $vars['user_ip'] = SafeDB($post['user_ip'], 19, str);
         $vars['object_id'] = $ObjectId;
         $vars['parent_id'] = SafeDB($post['post_parent_id'], 11, int);
         if ($vars['user_homepage'] != '') {
             $vars['user_homepage'] = '<a href="' . $vars['user_homepage_url'] . '" target="_blank">' . $vars['user_homepage'] . '</a>';
         } else {
             $vars['user_homepage'] = '';
         }
         $vars['post_date'] = TimeRender($vars['post_date']);
         if (System::user()->Auth) {
             $vars['editing'] = System::user()->Get('u_id') == $user_id || System::user()->isAdmin();
         } else {
             $vars['editing'] = $user_id == '0' && $vars['user_ip'] == getip();
         }
         $vars['answers'] = $this->Answers != '0' || System::user()->isAdmin();
         if (!System::user()->Auth && !$this->GuestPost) {
             $vars['answers'] = false;
         }
         if (!$this->AlloyComments) {
             $vars['answers'] = false;
         }
         $vars['no_answers'] = !$vars['answers'];
         $back = SaveRefererUrl();
         $vars['edit_url'] = $this->EditPageUrl . '&post_id=' . $post_id . '&back=' . $back;
         $vars['delete_url'] = $this->DeletePageUrl . '&post_id=' . $post_id . '&back=' . $back;
         $vars['parent_post_url'] = $_SERVER['REQUEST_URI'] . '#post_' . SafeDB($post['post_parent_id'], 11, int);
         $vars['post_url'] = $_SERVER['REQUEST_URI'] . '#post_' . $post_id;
         System::site()->AddSubBlock($BlockName, true, $vars, array(), $this->PostTemplate);
         if (isset($this->PostsTree[$post_id])) {
             if ($this->MaxTreeLevel > $Level) {
                 $newLevel = $Level + 1;
             } else {
                 $newLevel = $Level;
             }
             $this->RenderPost($ObjectId, $this->PostsTree[$post_id], $BlockName, $newLevel);
         }
     }
     return true;
 }
function IndexForumShowTopic($one_post = false)
{
    global $forum_lang;
    $forums_tree = ForumTree::Instance();
    // Вспомогательные переменные
    $user_auth = System::user()->Auth;
    $user_id = System::user()->Get('u_id');
    $user_admin = System::user()->isAdmin();
    $time = time();
    $max_word_length = System::config('forum/max_word_length');
    if (isset($_GET['topic'])) {
        $topic_id = SafeEnv($_GET['topic'], 11, int);
    } else {
        System::site()->AddTextBox($forum_lang['error'], $forum_lang['error_no_topic']);
        return;
    }
    // Берём тему и проверяем на доступ
    System::database()->Select('forum_topics', "`id`='" . $topic_id . "'");
    if (System::database()->NumRows() == 0) {
        System::site()->AddTextBox($forum_lang['error'], $forum_lang['error_no_topic']);
        return;
    }
    $topic = System::database()->FetchRow();
    if (!$user_admin && $topic['starter_id'] == $user_id && $topic['delete'] == '1') {
        // Тема удалена в корзину (только админы видят корзину и автор темы)
        System::site()->AddTextBox($forum_lang['topic_basket_current_post'], '<p align="center">' . $forum_lang['topic_basket_post'] . '.<br><input type="button" value="' . $forum_lang['back'] . '"onclick="history.back();"></p>');
        return;
    }
    // Проверяем доступ к форуму
    $forum_id = SafeEnv($topic['forum_id'], 11, int);
    $forum_config = $forums_tree->GetForumConfigRecursive($forum_id);
    // Параметры доступа на форум
    if (!$forum_config['access']) {
        System::site()->AddTextBox($forum_lang['error'], $forum_config['access_reason']);
        // Нет доступа в этот форум
        return;
    }
    // $forum_config['add_post'] - право добавлять сообщения
    // $forum_config['add_post_reason'] - причина запрета добавления сообщений
    // $forum_config['no_link_guest'] - скрывать ссылки от гостей
    // $forum_config['new_message_email'] - разрешить подписку на новые сообщения
    // Определяем следующую и предыдущую темы
    $topics_data = ForumCacheGetTopics();
    $topics_data = $topics_data[$forum_id];
    $prev_topic = null;
    $next_topic = null;
    $find = false;
    foreach ($topics_data as $topic_row) {
        if ($topic_row['id'] == $topic_id) {
            $find = true;
            continue;
        }
        if ($find) {
            $next_topic = $topic_row;
            break;
        }
        $prev_topic = $topic_row;
    }
    // Параметры постраничной навигации
    if (isset($_GET['page'])) {
        $page = SafeEnv($_GET['page'], 11, int);
    } else {
        $page = 1;
    }
    if (isset($_GET['view']) && $_GET['view'] == 'lastpost') {
        $lastpost = true;
    } else {
        $lastpost = false;
    }
    $posts_on_page = System::config('forum/posts_on_page');
    // Обновляем метку о прочтении темы, если пользователь авторизован
    if ($user_auth) {
        System::database()->Delete('forum_topics_read', "`tid`='{$topic_id}' and `mid`='{$user_id}'");
        System::database()->Insert('forum_topics_read', "'{$user_id}','{$topic_id}','{$time}'");
    }
    // Объект онлайн
    $online = ForumOnline::Instance($forum_id, $topic_id);
    // Устанавливаем заголовок страницы
    $topic_title = SafeDB($topic['title'], 255, str);
    System::site()->SetTitle($topic_title . ($page > 1 ? ' - Страница ' . $page : ''));
    // Хлебные крошки
    $forums_tree->BreadCrumbsF($forum_id);
    System::site()->BreadCrumbAdd(SafeDB($topic['title'], 255, str));
    // Добавляем корзину (если тема удалена в корзину)
    if ($topic['delete'] == '1') {
        $basket_topics = ForumBasketGetData('forum_basket_topics');
        if (isset($basket_topics[$topic['id']])) {
            System::site()->AddTextBox($forum_lang['topic_basket_red'], ForumBasketRender($topic['id'], $topic['title'], $basket_topics, true));
        }
    }
    // Увеличиваем счётчик просмотров
    System::database()->Update('forum_topics', "`hits`='" . (SafeDB($topic['hits'], 11, int) + 1) . "'", "`id`='" . $topic_id . "'");
    // Инициализируем постраничную навигацию
    $navigation = new Navigation($page);
    $navigation->FrendlyUrl = System::config('general/ufu');
    // Загружаем сообщения из базы данных
    $basket_where = '';
    // Администратор (подготавливаем запрос выборки т.к. нужно знать сколько всего сообщений для постр. навигации)
    if ($user_auth) {
        if (!$user_admin) {
            $basket_where = " and (`delete`='0' or `user_id`='{$user_id}')";
            // Пользователь
        }
    } else {
        $basket_where = " and `delete`='0'";
        // Гость
    }
    $posts = System::database()->Select('forum_posts', ($one_post !== false ? "`id`='{$one_post}'" : "`object`='{$topic_id}'") . $basket_where);
    SortArray($posts, 'public', false);
    //Сортируем по дате
    // Вывод постраничной навигации
    if (count($posts) > $posts_on_page) {
        if ($lastpost) {
            $page = ceil(count($posts) / $posts_on_page);
        }
        $navigation->GenNavigationMenu($posts, $posts_on_page, Ufu('index.php?name=forum&op=showtopic&topic=' . $topic_id, 'forum/topic' . $topic_id . '-{page}.html', true), $page);
    } else {
        $navigation->DisableNavigation();
    }
    // Загружаем корзину для сообщений
    $basket = ForumBasketGetData('forum_basket_post');
    // Блок с информацией о теме
    System::site()->AddBlock('topic', true, false);
    System::site()->SetVars('topic', ForumTopicFilterData($topic));
    // Блок шаблонизатора для вывода сообщений
    System::site()->AddBlock('forum_posts', true, true, 'post');
    $is_forum_member = AccessIsResolved(2);
    // Для определения первого и последнего сообщения
    $i = 1;
    // Выводим сообщения в шаблонизатор
    foreach ($posts as $post) {
        $post_user_id = SafeDB($post['user_id'], 11, int);
        if ($post_user_id == 0) {
            continue;
        }
        $vars = array();
        // Обрабатываем текст сообщения
        if ($post['delete'] == '1') {
            // Сообщение удалено в корзину
            $vars['text'] = ForumBasketRender($post['id'], $post['message'], $basket);
        } else {
            $vars['text'] = HtmlChars($post['message']);
            if ($forum_config['no_link_guest']) {
                // Скрываем ссылки от гостей
                $replace = '<p class="notice">' . $forum_lang['hide_links_for_guests'] . '</p>';
                $vars['text'] = preg_replace('/\\<a[^\\>]*?(http|https|ftp|www)(.*?)\\<\\/a\\>/is', $replace, $vars['text']);
                $vars['text'] = preg_replace('/(http:\\/\\/|https:\\/\\/|ftp:\\/\\/|www\\.)?([a-zA-Z0-9]+)\\.(ru|su|com|org|net|info|name|ws|cc|tv|tel|kz|biz|mobi|asia|me|tw|ua)+([а-яА-Яa-zA-Z0-9\'~;,@#%&_\\!\\$\\^\\*\\(\\)\\-\\=\\+\\?\\.\\:\\/\\\\]*)?/is', $replace, $vars['text']);
            }
            SmiliesReplace($vars['text']);
            $vars['text'] = nl2br($vars['text']);
            $vars['text'] = BbCodePrepare($vars['text']);
            if ($max_word_length > 0) {
                $vars['text'] = word_wrapped_string($vars['text'], $max_word_length);
            }
        }
        // Обрабатываем данные сообщения
        // Пользователь
        $user_info = GetUserInfo($post_user_id);
        $vars['usertopics'] = '<a href="' . Ufu('index.php?name=forum&op=usertopics&user='******'forum/usertopics/{user}/') . '">' . $forum_lang['allusertopics'] . '</a>';
        if ($user_info['rank_name'] != '') {
            $vars['author'] = '<a href="' . Ufu('index.php?name=user&op=userinfo&user='******'user/{user}/info/') . '">' . $user_info['name'] . '</a>';
            $vars['author_name'] = $user_info['name'];
        } else {
            $vars['author'] = $post['name'];
            $vars['author_name'] = $post['name'];
        }
        if ($user_info['hideemail'] == '0') {
            $vars['email'] = AntispamEmail($user_info['email']);
        } else {
            $vars['email'] = '&nbsp;';
        }
        if ($user_info['url'] != '') {
            $vars['homepage'] = '<a href="http://' . $user_info['url'] . '" target="_blank">' . $user_info['url'] . '</a>';
        } else {
            $vars['homepage'] = '&nbsp;';
        }
        $vars['icq'] = $user_info['icq'];
        if ($user_info['online']) {
            $vars['status'] = $forum_lang['user_online'];
        } else {
            $vars['status'] = '';
        }
        $vars['rank_image'] = $user_info['rank_image'] != '' ? $user_info['rank_image'] : '';
        $vars['rank_name'] = $user_info['rank_name'] != '' ? $user_info['rank_name'] : '';
        $vars['avatar'] = $user_info['avatar_file'] != '' ? $user_info['avatar_file'] : GetPersonalAvatar(0);
        $vars['regdate'] = TimeRender($user_info['regdate'], false, true);
        if (isset($user_info['data']['forum_counters'])) {
            $vars['user_posts_count'] = $user_info['data']['forum_counters']['posts'];
            $vars['user_topics_count'] = $user_info['data']['forum_counters']['topics'];
        } else {
            $vars['user_posts_count'] = '0';
            $vars['user_topics_count'] = '0';
        }
        // Сообщение
        $vars['public'] = $forum_lang['added'] . TimeRender($post['public']);
        $vars['public_date'] = TimeRender($post['public']);
        $vars['ip'] = SafeDB($post['user_ip'], 19, str);
        $vars['topic_id'] = $topic_id;
        $vars['id'] = SafeDB($post['id'], 11, int);
        $vars['nodelete'] = SafeDB($post['delete'], 1, int) == 1 ? false : true;
        $vars['is_admin_and_nodelete'] = $vars['nodelete'] && $user_admin;
        $vars['page'] = $page;
        // is_current_user Пользователь является владельцем сообщения (кнопки редактировать и удалить)
        if ($post['delete'] == '0') {
            $vars['is_current_user'] = $user_id == $post['user_id'] && $topic['close_topics'] == '0' || $user_admin;
        } else {
            $vars['is_current_user'] = false;
        }
        if ($one_post === false) {
            $vars['num'] = $page > 1 ? $page * $posts_on_page - $posts_on_page + $i : $i;
            $vars['url'] = "javascript:link_post('" . GetSiteUrl() . Ufu("index.php?name=forum&op=post&topic=" . $topic_id . "&post=" . $post['id'], 'forum/t{topic}/post{post}.html') . "')";
        } else {
            $vars['num'] = '';
            $vars['url'] = 'javascript:history.go(-1)';
        }
        $vars['is_forum_member'] = $is_forum_member;
        System::site()->AddSubBlock('forum_posts', true, $vars, array(), 'module/forum_post.html');
        $i++;
    }
    // Форма добавления сообщений
    System::site()->AddBlock('post_form', $forum_config['add_post'], false);
    ForumRenderPostForm(false, $forum_id, $topic_id, 0, '', '', $is_forum_member);
    // Подписка на тему
    System::site()->AddBlock('subscription', $forum_config['new_message_email'], false, 'subs');
    $vars_subs = array();
    $vars_subs['topic'] = $topic_id;
    $vars_subs['sub_status'] = Forum_Subscription_Status($topic_id);
    $vars_subs['status'] = $vars_subs['sub_status'] ? 'Отписаться от этой темы' : 'Подписаться на эту тему';
    System::site()->SetVars('subscription', $vars_subs);
    System::site()->AddBlock('is_forum_member', $is_forum_member, false, 'marker');
    System::site()->SetVars('is_forum_member', array('id' => $topic_id));
    // Подключаем шаблон
    System::site()->AddTemplatedBox('', 'module/forum_showtopic.html');
    // Выводим блок онлайн
    $online->Render($forum_id, $topic_id, $forum_lang['current_online'], 'forum_online');
    // Предыдущая и следующая тема
    System::site()->AddBlock('forum_prev_topic', isset($prev_topic), false, 'topic');
    if (isset($prev_topic)) {
        System::site()->SetVars('forum_prev_topic', array('url' => Ufu('index.php?name=forum&op=showtopic&topic=' . SafeDB($prev_topic['id'], 11, int), 'forum/topic{topic}.html'), 'title' => SafeDB($prev_topic['title'], 255, str), 'lang_prev_topic' => $forum_lang['prev_topic']));
    }
    System::site()->AddBlock('forum_next_topic', isset($next_topic), false, 'topic');
    if (isset($next_topic)) {
        System::site()->SetVars('forum_next_topic', array('url' => Ufu('index.php?name=forum&op=showtopic&topic=' . SafeDB($next_topic['id'], 11, int), 'forum/topic{topic}.html'), 'title' => SafeDB($next_topic['title'], 255, str), 'lang_next_topic' => $forum_lang['next_topic']));
    }
    // Быстрый переход по форумам
    ForumQuickTransitionBox($forum_id, $forum_lang['quick_transition']);
}