<?php


class page_model extends model
{

    function pageList($tableName, $whereData, $pageUrl, $pageNow, $limit = '', $sql = '')
    {

        $rows   =   array();

        $limit  =   $limit == '' ? $this->config['sy_listnum'] : intval($limit);

        $page   =   $pageNow < 1 ? 1 : intval($pageNow);

        if ($tableName == 'ad' && $this->config['did']) {
            $whereData['did']   =   $this->config['did'];
        }

        if ($sql) {

            $result =   $this->DB_query_all($sql);
            $num    =   $result ? $result['num'] : 0;
        } else {

            $num    =   $this->select_num($tableName, $whereData);
        }

        $pagenav    =   Page($page, $num, $limit, $pageUrl, $notpl = false, $this->tpl);

        return array('total' => $num, 'pagenav' => $pagenav, 'limit' => array(($page - 1) * $limit, $limit));

    }


}

?>