<?php
class Main
{
    public $db;
    public $config;
    public $Errors;
    public $User;
    public function __construct($config)
    {
        $this->config = $config;
        $this->db = new DB(&$this);
        $this->Errors = new Errors($this);
        $this->User = new User_Integration(&$this);
    }
    function die_on_error($error)
    {
        global $Smarty;
        $Smarty->assign('error', $error);
        $Smarty->display('error.tpl');
        die;
    }
    function Get_Pages($num_results, $per_page)
    {
        $total_pages = ceil($num_results / $per_page);
        if (!($total_pages > 0))
        {
            $total_pages = 1;
        }
        for ($i = 0; $i < $total_pages; $i++)
        {
            $pages[] = $i + 1;
        }
        return $pages;
    }
    function Thread_Count($where)
    {
        if (!is_numeric($where))
        {
            $get_threads = $this->db->Execute("SELECT `id` FROM `" . $this->config['database']['tables']['posts'] . "` WHERE `where`LIKE '%" . $where . "%'");
        }
        return $get_threads->RecordCount();
    }
    function Load_Board($info)
    {
        $query = "SELECT * FROM `" . $this->config['database']['tables']['boards'] . "`";
        if (isset($info['where']))
        {
            $query .= " WHERE `where` LIKE '%" . $info['where'] . "%'";
        }
        elseif (isset($info['id']))
        {
            $query .= " WHERE `id`='" . $info['id'] . "'";
        }
        elseif (isset($info['parent_id']))
        {
            $query .= " WHERE `parent_id`='" . $info['parent_id'] . "'";
        }
        else
        {
            $query .= " LIMIT 1";
        }
        $get_board = $this->db->Execute($query);
        while ($board = $get_board->FetchRow())
        {
            $board['thread_count'] = $this->Thread_Count('board:' . $board['id'] . '/;');
            if (is_numeric($info['thread_info']['limit']))
            {
                $board['threads'] = $this->Load_Threads(
                    array(
                        'where' => 'board:' . $board['id'] . '/;',
                        'limit' => $info['thread_info']['limit'],
                        'start' => $info['thread_info']['start']
                    )
                );
            }
            $board['children'] = $this->Load_Board(array('parent_id' => $board['id'], 'thread_info' => $info['thread_info']));
            $return[] = $board;
        }
        if (is_array($return))
        {
            return $return;
        }
    }
    function Load_Threads($info)
    {
        if (!isset($info['limit']) || !is_numeric($info['limit']))
        {
            $info['limit'] = 1;
        }
        if (!isset($info['order']))
        {
            $info['order'] = 'DESC';
        }

        $order = "ORDER BY `id` " . $info['order'];

        $query = "SELECT * FROM `" . $this->config['database']['tables']['posts'] . "`";
        if (isset($info['where']))
        {
            $query .= " WHERE `where` LIKE '%" . $info['where'] . "%'";
        }
        elseif (isset($info['id']))
        {
            $query .= " WHERE `id`='" . $info['id'] . "'";
        }
        if (!is_numeric($info['start']))
        {
            $start = 0;
        }
        else
        {
            $start = ($info['start'] - 1) * $info['limit'];
        }
        $query .= $order . " LIMIT " . $start . ", " . $info['limit'];
        $get_threads = $this->db->Execute($query);
        while ($thread = $get_threads->FetchRow())
        {
            $thread['post_count'] = $this->Thread_Count('thread:' . $thread['id'] . '/;');
            $thread['author'] = $this->strtoarray($thread['user_info']);
            $thread['message'] = urldecode($thread['message']);
            $thread['message'] = htmlspecialchars($thread['message']);
            $thread['message'] = nl2br($thread['message']);
            $thread['posts'] = $this->Load_Threads(array('where' => 'thread:' . $thread['id'] . '/', 'limit' => 1, 'order'=>'DESC'));
            $return[] = $thread;
        }
        if (is_array($return))
        {
            return $return;
        }
    }
    function strtoarray($str)
    {
        $info = explode("&", $str);
        if (is_array($info))
        {
            foreach ($info as $data)
            {
                $data = explode("=", $data);
                if (is_array($data))
                {
                    $array[$data[0]] = urldecode($data[1]);
                }
            }
        }
        return $array;
    }
    function arraytostr($array)
    {
        foreach ($array as $key => $value)
        {
            $str .= $key . "=" . urlencode($value) . "&";
        }
        return $str;
    }
}
?>