<?php

/**
 * ECSHOP 商品页
 * ============================================================================
 * 版权所有 2005-2010 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: testyang $
 * $Id: goods.php 15013 2008-10-23 09:31:42Z testyang $
*/

define('IN_ECS', true);

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

$goods_id = !empty($_GET['id']) ? intval($_GET['id']) : '';
$act = !empty($_GET['act']) ? $_GET['act'] : '';

$_LANG['kilogram'] = '千克';
$_LANG['gram'] = '克';
$_LANG['home'] = '首页';
$_LANG['goods_attr'] = '';
$smarty->assign('goods_id', $goods_id);
$goods_info = get_goods_info($goods_id);
$goods_info['goods_name'] = encode_output($goods_info['goods_name']);
$goods_info['goods_brief'] = encode_output($goods_info['goods_brief']);
$goods_info['promote_price'] = encode_output($goods_info['promote_price']);
$goods_info['market_price'] = encode_output($goods_info['market_price']);
$goods_info['shop_price'] = encode_output($goods_info['shop_price']);
$goods_info['shop_price_formated'] = encode_output($goods_info['shop_price_formated']);
$goods_info['goods_number'] = encode_output($goods_info['goods_number']);
$smarty->assign('goods_info', $goods_info);
$shop_price   = $goods_info['shop_price'];
$smarty->assign('rank_prices',         get_user_rank_prices($goods_id, $shop_price));    // 会员等级价格
$smarty->assign('footer', get_footer());

/* 查看商品图片操作 */
if ($act == 'view_img')
{
    $smarty->display('goods_img.html');
    exit();
}

/* 检查是否有商品品牌 */
if (!empty($goods_info['brand_id']))
{
    $brand_name = $db->getOne("SELECT brand_name FROM " . $ecs->table('brand') . " WHERE brand_id={$goods_info['brand_id']}");
    $smarty->assign('brand_name', encode_output($brand_name));
}
/* 显示分类名称 */
$cat_array = get_parent_cats($goods_info['cat_id']);
krsort($cat_array);
$cat_str = '';
foreach ($cat_array as $key => $cat_data)
{
    $cat_array[$key]['cat_name'] = encode_output($cat_data['cat_name']);
    $cat_str .= "<a href='category.php?c_id={$cat_data['cat_id']}'>" . encode_output($cat_data['cat_name']) . "</a>-&gt;";
}
$smarty->assign('cat_array', $cat_array);


$properties = get_goods_properties($goods_id);  // 获得商品的规格和属性
$smarty->assign('specification',       $properties['spe']);  // 商品规格


$comment = assign_comment($goods_id, 0);
$smarty->assign('comment', $comment);
$smarty->display('goods.html');

/**
 * 获得指定商品的各会员等级对应的价格
 *
 * @access  public
 * @param   integer     $goods_id
 * @return  array
 */
function get_user_rank_prices($goods_id, $shop_price)
{
    $sql = "SELECT rank_id, IFNULL(mp.user_price, r.discount * $shop_price / 100) AS price, r.rank_name, r.discount " .
            'FROM ' . $GLOBALS['ecs']->table('user_rank') . ' AS r ' .
            'LEFT JOIN ' . $GLOBALS['ecs']->table('member_price') . " AS mp ".
                "ON mp.goods_id = '$goods_id' AND mp.user_rank = r.rank_id " .
            "WHERE r.show_price = 1 OR r.rank_id = '$_SESSION[user_rank]'";
    $res = $GLOBALS['db']->query($sql);

    $arr = array();
    while ($row = $GLOBALS['db']->fetchRow($res))
    {

        $arr[$row['rank_id']] = array(
                        'rank_name' => htmlspecialchars($row['rank_name']),
                        'price'     => price_format($row['price']));
    }

    return $arr;
}


?>