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<?php

/**
 * @package     JohnCMS
 * @link        http://johncms.com
 * @copyright   Copyright (C) 2008-2011 JohnCMS Community
 * @license     LICENSE.txt (see attached file)
 * @version     VERSION.txt (see attached file)
 * @author      http://johncms.com/about
 */

defined('_IN_JOHNCMS') or die('Error: restricted access');

/*
-----------------------------------------------------------------
Закрываем доступ для определенных ситуаций
-----------------------------------------------------------------
*/
if (!$id || !$user_id || isset($ban['1']) || isset($ban['11']) || (!core::$user_rights && $set['mod_forum'] == 3)) {
    require('../incfiles/head.php');
    echo functions::display_error($lng['access_forbidden']);
    require('../incfiles/end.php');
    exit;
}

/*
-----------------------------------------------------------------
Вспомогательная Функция обработки ссылок форума
-----------------------------------------------------------------
*/
function forum_link($m)
{
    global $set;
    if (!isset($m[3])) {
        return '[url=' . $m[1] . ']' . $m[2] . '[/url]';
    } else {
        $p = parse_url($m[3]);
        if ('http://' . $p['host'] . $p['path'] . '?id=' == $set['homeurl'] . '/forum/index.php?id=') {
            $thid = abs(intval(preg_replace('/(.*?)id=/si', '', $m[3])));
            $req = mysql_query("SELECT `text` FROM `forum` WHERE `id`= '$thid' AND `type` = 't' AND `close` != '1'");
            if (mysql_num_rows($req) > 0) {
                $res = mysql_fetch_array($req);
                $name = strtr($res['text'], array(
                                                 '&quot;' => '',
                                                 '&amp;' => '',
                                                 '&lt;' => '',
                                                 '&gt;' => '',
                                                 '&#039;' => '',
                                                 '[' => '',
                                                 ']' => ''
                                            ));
                if (mb_strlen($name) > 40)
                    $name = mb_substr($name, 0, 40) . '...';
                return '[url=' . $m[3] . ']' . $name . '[/url]';
            } else {
                return $m[3];
            }
        } else
            return $m[3];
    }
}

// Проверка на флуд
$flood = functions::antiflood();
if ($flood) {
    require('../incfiles/head.php');
    echo functions::display_error($lng['error_flood'] . ' ' . $flood . $lng['sec'], '<a href="?id=' . $id . '&amp;start=' . $start . '">' . $lng['back'] . '</a>');
    require('../incfiles/end.php');
    exit;
}

$headmod = 'forum,' . $id . ',1';
$agn1 = strtok($agn, ' ');
$type = mysql_query("SELECT * FROM `forum` WHERE `id` = '$id'");
$type1 = mysql_fetch_assoc($type);
switch ($type1['type']) {
    case 't':
        /*
        -----------------------------------------------------------------
        Добавление простого сообщения
        -----------------------------------------------------------------
        */
        if (($type1['edit'] == 1 || $type1['close'] == 1) && $rights < 7) {
            // Проверка, закрыта ли тема
            require('../incfiles/head.php');
            echo functions::display_error($lng_forum['error_topic_closed'], '<a href="index.php?id=' . $id . '">' . $lng['back'] . '</a>');
            require('../incfiles/end.php');
            exit;
        }
        $msg = isset($_POST['msg']) ? trim($_POST['msg']) : '';
        if (isset($_POST['msgtrans']))
            $msg = functions::trans($msg);
        //Обрабатываем ссылки
        $msg = preg_replace_callback('~\\[url=(http://.+?)\\](.+?)\\[/url\\]|(http://(www.)?[0-9a-zA-Z\.-]+\.[0-9a-zA-Z]{2,6}[0-9a-zA-Z/\?\.\~&amp;_=/%-:#]*)~', 'forum_link', $msg);
        if (isset($_POST['submit']) && !empty($_POST['msg'])) {
            // Проверяем на минимальную длину
            if (mb_strlen($msg) < 4) {
                require('../incfiles/head.php');
                echo functions::display_error($lng['error_message_short'], '<a href="index.php?id=' . $id . '">' . $lng['back'] . '</a>');
                require('../incfiles/end.php');