<?php



/**

 * ECSHOP 商品销售排行

 * ============================================================================

 * * 版权所有 2005-2012 上海商派网络科技有限公司，并保留所有权利。

 * 网站地址: http://www.ecshop.com；

 * ----------------------------------------------------------------------------

 * 这不是一个自由软件！您只能在不用于商业目的的前提下对程序代码进行修改和

 * 使用；不允许对程序代码以任何形式任何目的的再发布。

 * ============================================================================

 * $Author: liubo $

 * $Id: sale_order.php 17217 2011-01-19 06:29:08Z liubo $

*/



define('IN_ECTOUCH', true);



require(dirname(__FILE__) . '/includes/init.php');

require_once(ROOT_PATH . 'include/lib_order.php');

require_once(ROOT_PATH . 'lang/' .$_CFG['lang']. '/admin/statistic.php');

$smarty->assign('lang', $_LANG);



if (isset($_REQUEST['act']) && ($_REQUEST['act'] == 'query' ||  $_REQUEST['act'] == 'download'))

{

    /* 检查权限 */

    check_authz_json('sale_order_stats');

    if (strstr($_REQUEST['start_date'], '-') === false)

    {

        $_REQUEST['start_date'] = local_date('Y-m-d', $_REQUEST['start_date']);

        $_REQUEST['end_date'] = local_date('Y-m-d', $_REQUEST['end_date']);

    }



    /* 下载报表 */

    if ($_REQUEST['act'] == 'download')

    {

        $goods_order_data = get_sales_order(false);

        $goods_order_data = $goods_order_data['sales_order_data'];



        $filename = $_REQUEST['start_date'] . '_' . $_REQUEST['end_date'] .'sale_order';



        header("Content-type: application/vnd.ms-excel; charset=utf-8");

        header("Content-Disposition: attachment; filename=$filename.xls");



        $data  = "$_LANG[sell_stats]\t\n";

        $data .= "$_LANG[order_by]\t$_LANG[goods_name]\t$_LANG[goods_sn]\t$_LANG[sell_amount]\t$_LANG[sell_sum]\t$_LANG[percent_count]\n";



        foreach ($goods_order_data AS $k => $row)

        {

            $order_by = $k + 1;

            $data .= "$order_by\t$row[goods_name]\t$row[goods_sn]\t$row[goods_num]\t$row[turnover]\t$row[wvera_price]\n";

        }



        if (EC_CHARSET == 'utf-8')

        {

            echo ecs_iconv(EC_CHARSET, 'GB2312', $data);

        }

        else

        {

            echo $data;

        }

        exit;

    }

    $goods_order_data = get_sales_order();

    $smarty->assign('goods_order_data', $goods_order_data['sales_order_data']);

    $smarty->assign('filter',       $goods_order_data['filter']);

    $smarty->assign('record_count', $goods_order_data['record_count']);

    $smarty->assign('page_count',   $goods_order_data['page_count']);



    $sort_flag  = sort_flag($goods_order_data['filter']);

    $smarty->assign($sort_flag['tag'], $sort_flag['img']);



    make_json_result($smarty->fetch('sale_order.htm'), '', array('filter' => $goods_order_data['filter'], 'page_count' => $goods_order_data['page_count']));

}

else

{

    /* 权限检查 */

    admin_priv('sale_order_stats');



    /* 时间参数 */

    if (!isset($_REQUEST['start_date']))

    {

        $_REQUEST['start_date'] = local_strtotime('-1 months');

    }

    if (!isset($_REQUEST['end_date']))

    {

        $_REQUEST['end_date'] = local_strtotime('+1 day');

    }

    $goods_order_data = get_sales_order();



    /* 赋值到模板 */

    $smarty->assign('ur_here',          $_LANG['sell_stats']);

    $smarty->assign('goods_order_data', $goods_order_data['sales_order_data']);

    $smarty->assign('filter',           $goods_order_data['filter']);

    $smarty->assign('record_count',     $goods_order_data['record_count']);

    $smarty->assign('page_count',       $goods_order_data['page_count']);

    $smarty->assign('filter',           $goods_order_data['filter']);

    $smarty->assign('full_page',        1);

    $smarty->assign('sort_goods_num',   '<img src="images/sort_desc.gif">');

    $smarty->assign('start_date',       local_date('Y-m-d', $_REQUEST['start_date']));

    $smarty->assign('end_date',         local_date('Y-m-d', $_REQUEST['end_date']));

    $smarty->assign('action_link',      array('text' => $_LANG['download_sale_sort'], 'href' => '#download' ));



    /* 显示页面 */

    assign_query_info();

    $smarty->display('sale_order.htm');

}



/*------------------------------------------------------ */

//--排行统计需要的函数

/*------------------------------------------------------ */

/**

 * 取得销售排行数据信息

 * @param   bool  $is_pagination  是否分页

 * @return  array   销售排行数据

 */

function get_sales_order($is_pagination = true)

{

    $filter['start_date'] = empty($_REQUEST['start_date']) ? '' : local_strtotime($_REQUEST['start_date']);

    $filter['end_date'] = empty($_REQUEST['end_date']) ? '' : local_strtotime($_REQUEST['end_date']);

    $filter['sort_by'] = empty($_REQUEST['sort_by']) ? 'goods_num' : trim($_REQUEST['sort_by']);

    $filter['sort_order'] = empty($_REQUEST['sort_order']) ? 'DESC' : trim($_REQUEST['sort_order']);



    $where = " WHERE og.order_id = oi.order_id ". order_query_sql('finished', 'oi.');



    if ($filter['start_date'])

    {

        $where .= " AND oi.add_time >= '" . $filter['start_date'] . "'";

    }

    if ($filter['end_date'])

    {

        $where .= " AND oi.add_time <= '" . $filter['end_date'] . "'";

    }



    $sql = "SELECT COUNT(distinct(og.goods_id)) FROM " .

           $GLOBALS['ecs']->table('order_info') . ' AS oi,'.

           $GLOBALS['ecs']->table('order_goods') . ' AS og '.

           $where;

    $filter['record_count'] = $GLOBALS['db']->getOne($sql);



    /* 分页大小 */

    $filter = page_and_size($filter);



    $sql = "SELECT og.goods_id, og.goods_sn, og.goods_name, oi.order_status, " .

           "SUM(og.goods_number) AS goods_num, SUM(og.goods_number * og.goods_price) AS turnover ".

           "FROM ".$GLOBALS['ecs']->table('order_goods')." AS og, " .

           $GLOBALS['ecs']->table('order_info')." AS oi  " .$where .

           " GROUP BY og.goods_id ".

           ' ORDER BY ' . $filter['sort_by'] . ' ' . $filter['sort_order'] ;

    if ($is_pagination)

    {

        $sql .= " LIMIT " . $filter['start'] . ', ' . $filter['page_size'];

    }



    $sales_order_data = $GLOBALS['db']->getAll($sql);



    foreach ($sales_order_data as $key => $item)

    {

        $sales_order_data[$key]['wvera_price'] = price_format($item['goods_num'] ? $item['turnover'] / $item['goods_num'] : 0);

        $sales_order_data[$key]['short_name']  = sub_str($item['goods_name'], 30, true);

        $sales_order_data[$key]['turnover']    = price_format($item['turnover']);

        $sales_order_data[$key]['taxis']       = $key + 1;

    }



    $arr = array('sales_order_data' => $sales_order_data, 'filter' => $filter, 'page_count' => $filter['page_count'], 'record_count' => $filter['record_count']);



    return $arr;

}



?>