<?php

/**
 * ECSHOP 会员管理程序
 * ============================================================================
 * * 版权所有 2005-2016 上海商创网络科技有限公司，并保留所有权利。
 * 网站地址: http://www.ecmoban.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: users.php 17217 2011-01-19 06:29:08Z liubo $
*/

define('IN_ECS', true);

require(dirname(__FILE__) . '/includes/init.php');

/*------------------------------------------------------ */
//-- 用户帐号列表
/*------------------------------------------------------ */

if ($_REQUEST['act'] == 'warehouse_list')
{
    /* 检查权限 */
    admin_priv('goods_manage');

	$goods_id = isset($_REQUEST['goods_id']) ? $_REQUEST['goods_id'] : 0;
	
	$date = array('goods_name');
	
	$where = "goods_id = '$goods_id'";
	$goods_name = get_table_date('goods', $where, $date, 2);
    
    $smarty->assign('ur_here',      $goods_name);
    $smarty->assign('action_link',  array('text' => '商品列表', 'href'=>'goods.php?act=list'));

    $area_list = area_product_list($goods_id);
	
	$_SESSION['warehouse_goods_id'] = $goods_id;

	$smarty->assign('goods_id',       $goods_id);
    $smarty->assign('area_list',    $area_list['area_list']);
    $smarty->assign('filter',       $area_list['filter']);
    $smarty->assign('record_count', $area_list['record_count']);
    $smarty->assign('page_count',   $area_list['page_count']);
    $smarty->assign('full_page',    1);
    $smarty->assign('sort_user_id', '<img src="images/sort_desc.gif">');

    assign_query_info();
    $smarty->display('goods_area_attr_list.htm');
}

/*------------------------------------------------------ */
//-- ajax返回用户列表
/*------------------------------------------------------ */
elseif ($_REQUEST['act'] == 'query')
{
    $area_list = area_product_list();
	
	$smarty->assign('goods_id',       $_SESSION['warehouse_goods_id']);
    $smarty->assign('area_list',    $area_list['area_list']);
    $smarty->assign('filter',       $area_list['filter']);
    $smarty->assign('record_count', $area_list['record_count']);
    $smarty->assign('page_count',   $area_list['page_count']);

    $sort_flag  = sort_flag($area_list['filter']);
    $smarty->assign($sort_flag['tag'], $sort_flag['img']);

    make_json_result($smarty->fetch('goods_area_attr_list.htm'), '', array('filter' => $area_list['filter'], 'page_count' => $area_list['page_count']));
}

/*------------------------------------------------------ */
//-- 货品列表
/*------------------------------------------------------ */
elseif ($_REQUEST['act'] == 'product_list')
{
    admin_priv('goods_manage');
	
	$goods_id = isset($_REQUEST['goods_id']) ? $_REQUEST['goods_id'] : 0;
	$area_id = isset($_REQUEST['area_id']) ? $_REQUEST['area_id'] : 0;

	$_SESSION['product_area'] = $area_id;
    /* 是否存在商品id */
    if (empty($goods_id))
    {
        $link[] = array('href' => 'goods.php?act=list', 'text' => $_LANG['cannot_found_goods']);
        sys_msg($_LANG['cannot_found_goods'], 1, $link);
    }
    else
    {
        $goods_id = intval($goods_id);
    }

    /* 取出商品信息 */
    $sql = "SELECT goods_sn, goods_name, goods_type, shop_price, model_attr FROM " . $ecs->table('goods') . " WHERE goods_id = '$goods_id'";
    $goods = $db->getRow($sql);
    if (empty($goods))
    {
        $link[] = array('href' => 'goods.php?act=list', 'text' => $_LANG['01_goods_list']);
        sys_msg($_LANG['cannot_found_goods'], 1, $link);
    }
	
    $smarty->assign('sn', sprintf($_LANG['good_goods_sn'], $goods['goods_sn']));
    $smarty->assign('price', sprintf($_LANG['good_shop_price'], $goods['shop_price']));
    $smarty->assign('goods_name', sprintf($_LANG['products_title'], $goods['goods_name']));
    $smarty->assign('goods_sn', sprintf($_LANG['products_title_2'], $goods['goods_sn']));
	$smarty->assign('model_attr', $goods['model_attr']);
	
	$region_name = get_table_date('region_warehouse', "region_id = '$area_id'", array('region_name'), 2);
	$smarty->assign('region_name', $region_name);
	$smarty->assign('area_id', $area_id);

    /* 获取商品规格列表 */
    $attribute = get_goods_specifications_list($goods_id);
    if (empty($attribute))
    {
        $link[] = array('href' => 'goods.php?act=edit&goods_id=' . $goods_id, 'text' => $_LANG['edit_goods']);
        sys_msg($_LANG['not_exist_goods_attr'], 1, $link);
    }

    foreach ($attribute as $attribute_value)
    {
        //转换成数组
        $_attribute[$attribute_value['attr_id']]['attr_values'][] = $attribute_value['attr_value'];
        $_attribute[$attribute_value['attr_id']]['attr_id'] = $attribute_value['attr_id'];
        $_attribute[$attribute_value['attr_id']]['attr_name'] = $attribute_value['attr_name'];
    }
    $attribute_count = count($_attribute);

    $smarty->assign('attribute_count',          $attribute_count);
    $smarty->assign('attribute_count_3',        ($attribute_count + 3));
    $smarty->assign('attribute',                $_attribute);
    $smarty->assign('product_sn',               $goods['goods_sn'] . '_');
    $smarty->assign('product_number',           $_CFG['default_storage']);

    /* 取商品的货品 */
    $product = product_area_list($goods_id, '', $area_id);

    $smarty->assign('ur_here',      $_LANG['18_product_list']);
    $smarty->assign('action_link',  array('href' => 'goods.php?act=list', 'text' => $_LANG['01_goods_list']));
    $smarty->assign('product_list', $product['product']);
    $smarty->assign('product_null', empty($product['product']) ? 0 : 1);
    $smarty->assign('use_storage',  empty($_CFG['use_storage']) ? 0 : 1);
    $smarty->assign('goods_id',     $goods_id);
    $smarty->assign('filter',       $product['filter']);
    $smarty->assign('full_page',    1);
	
	
	$smarty->assign('product_php', 'goods_area_attr.php');
	$smarty->assign('batch_php', 'goods_produts_area_batch.php');

    /* 显示商品列表页面 */
    assign_query_info();

    $smarty->display('product_info.htm');
}

/*------------------------------------------------------ */
//-- 货品排序、分页、查询
/*------------------------------------------------------ */
elseif ($_REQUEST['act'] == 'product_query')
{
	$area_id = isset($_REQUEST['area_id']) ? $_REQUEST['area_id'] : 0;
	
    /* 是否存在商品id */
    if (empty($_REQUEST['goods_id']))
    {
        make_json_error($_LANG['sys']['wrong'] . $_LANG['cannot_found_goods']);
    }
    else
    {
        $goods_id = intval($_REQUEST['goods_id']);
    }

    /* 取出商品信息 */
    $sql = "SELECT goods_sn, goods_name, goods_type, shop_price FROM " . $ecs->table('goods') . " WHERE goods_id = '$goods_id'";
    $goods = $db->getRow($sql);
    if (empty($goods))
    {
        make_json_error($_LANG['sys']['wrong'] . $_LANG['cannot_found_goods']);
    }
    $smarty->assign('sn', sprintf($_LANG['good_goods_sn'], $goods['goods_sn']));
    $smarty->assign('price', sprintf($_LANG['good_shop_price'], $goods['shop_price']));
    $smarty->assign('goods_name', sprintf($_LANG['products_title'], $goods['goods_name']));
    $smarty->assign('goods_sn', sprintf($_LANG['products_title_2'], $goods['goods_sn']));
	
	$region_name = get_table_date('region_warehouse', "region_id = '$area_id'", array('region_name'), 2);
	$smarty->assign('region_name', $region_name);
	$smarty->assign('warehouse_id', $warehouse_id);

    /* 获取商品规格列表 */
    $attribute = get_goods_specifications_list($goods_id);
    if (empty($attribute))
    {
        make_json_error($_LANG['sys']['wrong'] . $_LANG['cannot_found_goods']);
    }
    foreach ($attribute as $attribute_value)
    {
        //转换成数组
        $_attribute[$attribute_value['attr_id']]['attr_values'][] = $attribute_value['attr_value'];
        $_attribute[$attribute_value['attr_id']]['attr_id'] = $attribute_value['attr_id'];
        $_attribute[$attribute_value['attr_id']]['attr_name'] = $attribute_value['attr_name'];
    }
    $attribute_count = count($_attribute);

    $smarty->assign('attribute_count',          $attribute_count);
    $smarty->assign('attribute',                $_attribute);
    $smarty->assign('attribute_count_3',        ($attribute_count + 10));
    $smarty->assign('product_sn',               $goods['goods_sn'] . '_');
    $smarty->assign('product_number',           $_CFG['default_storage']);

    /* 取商品的货品 */
    $product = product_area_list($goods_id, '', $area_id);

    $smarty->assign('ur_here', $_LANG['18_product_list']);
    $smarty->assign('action_link', array('href' => 'goods.php?act=list', 'text' => $_LANG['01_goods_list']));
    $smarty->assign('product_list',  $product['product']);
    $smarty->assign('use_storage',  empty($_CFG['use_storage']) ? 0 : 1);
    $smarty->assign('goods_id',    $goods_id);
    $smarty->assign('filter',       $product['filter']);
	$smarty->assign('product_php', 'goods_area_attr.php');

    /* 排序标记 */
    $sort_flag  = sort_flag($product['filter']);
    $smarty->assign($sort_flag['tag'], $sort_flag['img']);

    make_json_result($smarty->fetch('product_info.htm'), '',
        array('filter' => $product['filter'], 'page_count' => $product['page_count']));
}

/*------------------------------------------------------ */
//-- 修改货品价格
/*------------------------------------------------------ */
elseif ($_REQUEST['act'] == 'edit_product_sn')
{
    check_authz_json('goods_manage');

	$product_id = intval($_REQUEST['id']);
    $product_sn       = json_str_iconv(trim($_POST['val']));
    $product_sn       = ($_LANG['n_a'] == $product_sn) ? '' : $product_sn;

    if (check_product_warehouse_sn_exist($product_sn, $product_id))
    {
        make_json_error($_LANG['sys']['wrong'] . $_LANG['exist_same_product_sn']);
    }

    /* 修改 */
    $sql = "UPDATE " . $ecs->table('products_area') . " SET product_sn = '$product_sn' WHERE product_id = '$product_id'";
    $result = $db->query($sql);
    if ($result)
    {
        clear_cache_files();
        make_json_result($product_sn);
    }
}

/*------------------------------------------------------ */
//-- 修改货品库存
/*------------------------------------------------------ */
elseif ($_REQUEST['act'] == 'edit_product_number')
{
    check_authz_json('goods_manage');

    $product_id       = intval($_POST['id']);
    $product_number       = intval($_POST['val']);

    /* 货品库存 */
    $product = get_product_warehouse_info($product_id, 'product_number, goods_id');
	
    /* 修改货品库存 */
    $sql = "UPDATE " . $ecs->table('products_area') . " SET product_number = '$product_number' WHERE product_id = '$product_id'";
    $result = $db->query($sql);
	
    if ($result)
    {
        /* 修改商品库存 */ //ecmoban模板堂 --zhuo 注释
        /*if (update_goods_stock($product['goods_id'], $product_number - $product['product_number'], $warehouse_id))
        {*/
            clear_cache_files();
            make_json_result($product_number);
        /*}*/
    }
}

/*------------------------------------------------------ */
//-- 货品删除
/*------------------------------------------------------ */
elseif ($_REQUEST['act'] == 'product_remove')
{
    /* 检查权限 */
    check_authz_json('remove_back');
	
	$product_id = intval($_REQUEST['id']);
	
    /* 是否存在商品id */
    if (empty($product_id))
    {
        make_json_error($_LANG['product_id_null']);
    }
    else
    {
        $product_id = intval($product_id);
    }

    /* 货品库存 */
    $product = get_product_warehouse_info($product_id, 'product_number, goods_id');

    /* 删除货品 */
    $sql = "DELETE FROM " . $ecs->table('products_area') . " WHERE product_id = '$product_id'";
    $result = $db->query($sql);
	
    if ($result)
    {
        /* 修改商品库存 */ //ecmoban模板堂 --zhuo 注释
        /*if (update_goods_stock($product['goods_id'], $product_number - $product['product_number'], $warehouse_id))
        {
            //记录日志
            admin_log('', 'update', 'goods');
        }

        //记录日志
        admin_log('', 'trash', 'products');*/

        $url = 'goods_warehouse_attr.php?act=product_query&warehouse_id=' .$_SESSION['product_area']. '&' . str_replace('act=product_remove', '', $_SERVER['QUERY_STRING']);

        ecs_header("Location: $url\n");
        exit;
    }
}

/*------------------------------------------------------ */
//-- 货品添加 执行
/*------------------------------------------------------ */
elseif ($_REQUEST['act'] == 'product_add_execute')
{
    admin_priv('goods_manage');

    $product['goods_id']        = intval($_POST['goods_id']);
    $product['attr']            = $_POST['attr'];
    $product['product_sn']      = $_POST['product_sn'];
    $product['product_number']  = $_POST['product_number'];
	$product['area_id']  		= $_POST['area_id'];

    /* 是否存在商品id */
    if (empty($product['goods_id']))
    {
        sys_msg($_LANG['sys']['wrong'] . $_LANG['cannot_found_goods'], 1, array(), false);
    }

    /* 判断是否为初次添加 */
    $insert = true;
    if (product_warehouse_number_count($product['goods_id'], '', $product['area_id']) > 0)
    {
        $insert = false;
    }

    /* 取出商品信息 */
    $sql = "SELECT goods_sn, goods_name, goods_type, shop_price FROM " . $ecs->table('goods') . " WHERE goods_id = '" . $product['goods_id'] . "'";
    $goods = $db->getRow($sql);
    if (empty($goods))
    {
        sys_msg($_LANG['sys']['wrong'] . $_LANG['cannot_found_goods'], 1, array(), false);
    }

    /*  */
    foreach($product['product_sn'] as $key => $value)
    {
        //过滤
        $product['product_number'][$key] = empty($product['product_number'][$key]) ? (empty($_CFG['use_storage']) ? 0 : $_CFG['default_storage']) : trim($product['product_number'][$key]); //库存

        //获取规格在商品属性表中的id
        foreach($product['attr'] as $attr_key => $attr_value)
        {
            /* 检测：如果当前所添加的货品规格存在空值或0 */
            if (empty($attr_value[$key]))
            {
                continue 2;
            }

            $is_spec_list[$attr_key] = 'true';

            $value_price_list[$attr_key] = $attr_value[$key] . chr(9) . ''; //$key，当前

            $id_list[$attr_key] = $attr_key;
        }
        $goods_attr_id = handle_goods_attr($product['goods_id'], $id_list, $is_spec_list, $value_price_list);

        /* 是否为重复规格的货品 */
        $goods_attr = sort_goods_attr_id_array($goods_attr_id);
        $goods_attr = implode('|', $goods_attr['sort']);
        if (check_goods_attr_exist($goods_attr, $product['goods_id'], 0, $product['area_id']))
        {
            continue;
            //sys_msg($_LANG['sys']['wrong'] . $_LANG['exist_same_goods_attr'], 1, array(), false);
        }

        //货品号不为空
        if (!empty($value))
        {
            /* 检测：货品货号是否在商品表和货品表中重复 */
            if (check_goods_sn_exist($value))
            {
                continue;
                //sys_msg($_LANG['sys']['wrong'] . $_LANG['exist_same_goods_sn'], 1, array(), false);
            }
            if (check_product_sn_exist($value))
            {
                continue;
                //sys_msg($_LANG['sys']['wrong'] . $_LANG['exist_same_product_sn'], 1, array(), false);
            }
        }

        /* 插入货品表 */
        $sql = "INSERT INTO " . $GLOBALS['ecs']->table('products_area') . " (goods_id, goods_attr, product_sn, product_number, area_id)  VALUES ('" . $product['goods_id'] . "', '$goods_attr', '$value', '" . $product['product_number'][$key] . "', '" . $product['area_id'] . "')";
        if (!$GLOBALS['db']->query($sql))
        {
            continue;
            //sys_msg($_LANG['sys']['wrong'] . $_LANG['cannot_add_products'], 1, array(), false);
        }

        //货品号为空 自动补货品号
        if (empty($value))
        {
            $sql = "UPDATE " . $GLOBALS['ecs']->table('products_area') . "
                    SET product_sn = '" . $goods['goods_sn'] . "g_p" . $GLOBALS['db']->insert_id() . "'
                    WHERE product_id = '" . $GLOBALS['db']->insert_id() . "'";
            $GLOBALS['db']->query($sql);
        }

        /* 修改商品表库存 */
        $product_count = product_warehouse_number_count($product['goods_id'], '', $product['area_id']);
        if (update_warehouse_goods($product['goods_id'], 'goods_number', $product_count))
        {
            //记录日志
            admin_log($product['goods_id'], 'update', 'goods');
        }
    }

    clear_cache_files();

    /* 返回 */
    if ($insert)
    {
         $link[] = array('href' => 'goods.php?act=add', 'text' => $_LANG['02_goods_add']);
         $link[] = array('href' => 'goods.php?act=list', 'text' => $_LANG['01_goods_list']);
         $link[] = array('href' => 'goods_warehouse_attr.php?act=product_list&goods_id=' . $product['goods_id'] . '&warehouse_id='.$product['area_id'], 'text' => $_LANG['18_product_list']);
    }
    else
    {
         $link[] = array('href' => 'goods.php?act=list&uselastfilter=1', 'text' => $_LANG['01_goods_list']);
         $link[] = array('href' => 'goods.php?act=edit&goods_id=' . $product['goods_id'], 'text' => $_LANG['edit_goods']);
         $link[] = array('href' => 'goods_warehouse_attr.php?act=product_list&goods_id=' . $product['goods_id'] . '&warehouse_id='.$product['area_id'], 'text' => $_LANG['18_product_list']);
    }
    sys_msg($_LANG['save_products'], 0, $link);
}

/**
 *  返回用户列表数据
 *
 * @access  public
 * @param
 *
 * @return void
 */
function area_product_list()
{
    $result = get_filter();
    if ($result === false)
    {
        /* 过滤条件 */
        $filter['keywords'] = isset($_REQUEST['keywords']) ? '' : trim($_REQUEST['keywords']);
        if (isset($_REQUEST['is_ajax']) && $_REQUEST['is_ajax'] == 1)
        {
            $filter['keywords'] = json_str_iconv($filter['keywords']);
        }
		
		$filter['sort_by']    = empty($_REQUEST['sort_by'])    ? 'region_id' : trim($_REQUEST['sort_by']);
        $filter['sort_order'] = empty($_REQUEST['sort_order']) ? 'DESC'     : trim($_REQUEST['sort_order']);

        $ex_where = " where 1 and region_type = 1";
        if ($filter['keywords'])
        {
            $ex_where .= " AND region_name LIKE '%" . mysql_like_quote($filter['keywords']) ."%'";
        }

        $filter['record_count'] = $GLOBALS['db']->getOne("SELECT COUNT(*) FROM " . $GLOBALS['ecs']->table('region_warehouse') . $ex_where);

        /* 分页大小 */
        $filter = page_and_size($filter);
        $sql = "SELECT region_id, region_name ".
                " FROM " . $GLOBALS['ecs']->table('region_warehouse') . $ex_where .
                " ORDER by " . $filter['sort_by'] . ' ' . $filter['sort_order'] .
                " LIMIT " . $filter['start'] . ',' . $filter['page_size'];

        $filter['keywords'] = stripslashes($filter['keywords']);
        set_filter($filter, $sql);
    }
    else
    {
        $sql    = $result['sql'];
        $filter = $result['filter'];
    }

    $area_list = $GLOBALS['db']->getAll($sql);

    $count = count($warehouse_list);
    for ($i=0; $i<$count; $i++)
    {
        $area_list[$i]['region_name'] = $area_list[$i]['region_name'];
    }

    $arr = array('area_list' => $area_list, 'filter' => $filter,
        'page_count' => $filter['page_count'], 'record_count' => $filter['record_count']);

    return $arr;
}

/**
 * 获得商品已添加的规格列表
 *
 * @access      public
 * @params      integer         $goods_id
 * @return      array
 */
function get_goods_specifications_list($goods_id)
{
    if (empty($goods_id))
    {
        return array();  //$goods_id不能为空
    }

    $sql = "SELECT g.goods_attr_id, g.attr_value, g.attr_id, a.attr_name
            FROM " . $GLOBALS['ecs']->table('goods_attr') . " AS g
                LEFT JOIN " . $GLOBALS['ecs']->table('attribute') . " AS a
                    ON a.attr_id = g.attr_id
            WHERE goods_id = '$goods_id'
            AND a.attr_type = 1
            ORDER BY g.attr_id ASC";
    $results = $GLOBALS['db']->getAll($sql);

    return $results;
}

/**
 * 获得商品的货品列表
 *
 * @access  public
 * @params  integer $goods_id
 * @params  string  $conditions
 * @return  array
 */
function product_area_list($goods_id, $conditions = '', $area_id)
{
    /* 过滤条件 */
    $param_str = '-' . $goods_id;
    $result = get_filter($param_str);
    if ($result === false)
    {
        $day = getdate();
        $today = local_mktime(23, 59, 59, $day['mon'], $day['mday'], $day['year']);

        $filter['goods_id']         = $goods_id;
        $filter['keyword']          = empty($_REQUEST['keyword']) ? '' : trim($_REQUEST['keyword']);

        if (isset($_REQUEST['is_ajax']) && $_REQUEST['is_ajax'] == 1)
        {
            $filter['keyword'] = json_str_iconv($filter['keyword']);
        }
        $filter['sort_by']          = empty($_REQUEST['sort_by']) ? 'product_id' : trim($_REQUEST['sort_by']);
        $filter['sort_order']       = empty($_REQUEST['sort_order']) ? 'DESC' : trim($_REQUEST['sort_order']);
        $filter['page_count'] = isset($filter['page_count']) ? $filter['page_count'] : 1;

        $where = '';

        /* 关键字 */
        if (!empty($filter['keyword']))
        {
            $where .= " AND (product_sn LIKE '%" . $filter['keyword'] . "%')";
        }

        $where .= $conditions;
		$where .= " and area_id = '$area_id'";

        /* 记录总数 */
        $sql = "SELECT COUNT(*) FROM " .$GLOBALS['ecs']->table('products_area'). " AS p WHERE goods_id = $goods_id $where";
        $filter['record_count'] = $GLOBALS['db']->getOne($sql);

        $sql = "SELECT product_id, goods_id, goods_attr, product_sn, product_number
                FROM " . $GLOBALS['ecs']->table('products_area') . " AS g
                WHERE goods_id = $goods_id $where
                ORDER BY $filter[sort_by] $filter[sort_order]";

        $filter['keyword'] = stripslashes($filter['keyword']);
    }
    else
    {
        $sql    = $result['sql'];
        $filter = $result['filter'];
    }
    $row = $GLOBALS['db']->getAll($sql);

    /* 处理规格属性 */
    $goods_attr = product_goods_attr_list($goods_id);
    foreach ($row as $key => $value)
    {
        $_goods_attr_array = explode('|', $value['goods_attr']);
        if (is_array($_goods_attr_array))
        {
            $_temp = '';
            foreach ($_goods_attr_array as $_goods_attr_value)
            {
                 $_temp[] = $goods_attr[$_goods_attr_value];
            }
            $row[$key]['goods_attr'] = $_temp;
        }
    }

    return array('product' => $row, 'filter' => $filter, 'page_count' => $filter['page_count'], 'record_count' => $filter['record_count']);
}

/**
 * 获得商品的规格属性值列表
 *
 * @access      public
 * @params      integer         $goods_id
 * @return      array
 */
function product_goods_attr_list($goods_id)
{
    if (empty($goods_id))
    {
        return array();  //$goods_id不能为空
    }

    $sql = "SELECT goods_attr_id, attr_value FROM " . $GLOBALS['ecs']->table('goods_attr') . " WHERE goods_id = '$goods_id'";
    $results = $GLOBALS['db']->getAll($sql);

    $return_arr = array();
    foreach ($results as $value)
    {
        $return_arr[$value['goods_attr_id']] = $value['attr_value'];
    }

    return $return_arr;
}

/**
 * 取货品信息
 *
 * @access  public
 * @param   int         $product_id     货品id
 * @param   int         $filed          字段
 * @return  array
 */
function get_product_warehouse_info($product_id, $filed = '')
{
    $return_array = array();

    if (empty($product_id))
    {
        return $return_array;
    }

    $filed = trim($filed);
    if (empty($filed))
    {
        $filed = '*';
    }

    $sql = "SELECT $filed FROM  " . $GLOBALS['ecs']->table('products') . " WHERE product_id = '$product_id'";
    $return_array = $GLOBALS['db']->getRow($sql);

    return $return_array;
}

/**
 * 商品的货品货号是否重复
 *
 * @param   string     $product_sn        商品的货品货号；请在传入本参数前对本参数进行SQl脚本过滤
 * @param   int        $product_id        商品的货品id；默认值为：0，没有货品id
 * @return  bool                          true，重复；false，不重复
 */
function check_product_warehouse_sn_exist($product_sn, $product_id = 0)
{
    $product_sn = trim($product_sn);
    $product_id = intval($product_id);
    if (strlen($product_sn) == 0)
    {
        return true;    //重复
    }
    $sql="SELECT goods_id FROM ". $GLOBALS['ecs']->table('goods')."WHERE goods_sn='$product_sn'";
    if($GLOBALS['db']->getOne($sql))
    {
        return true;    //重复
    }


    if (empty($product_id))
    {
        $sql = "SELECT product_id FROM " . $GLOBALS['ecs']->table('products_area') ."
                WHERE product_sn = '$product_sn'";
    }
    else
    {
        $sql = "SELECT product_id FROM " . $GLOBALS['ecs']->table('products_area') ."
                WHERE product_sn = '$product_sn'
                AND product_id <> '$product_id'";
    }

    $res = $GLOBALS['db']->getOne($sql);

    if (empty($res))
    {
        return false;    //不重复
    }
    else
    {
        return true;    //重复
    }
}

/**
 * 获得商品的货品总库存
 *
 * @access      public
 * @params      integer     $goods_id       商品id
 * @params      string      $conditions     sql条件，AND语句开头
 * @return      string number
 */
function product_warehouse_number_count($goods_id, $conditions = '', $area_id = 0)
{
    if (empty($goods_id))
    {
        return -1;  //$goods_id不能为空
    }

    $sql = "SELECT product_number
            FROM " . $GLOBALS['ecs']->table('products_area') . "
            WHERE goods_id = '$goods_id' and area_id = '$area_id'
            " . $conditions;
    $nums = $GLOBALS['db']->getOne($sql);
    $nums = empty($nums) ? 0 : $nums;

    return $nums;
}

/**
 * 修改商品某字段值
 * @param   string  $goods_id   商品编号，可以为多个，用 ',' 隔开
 * @param   string  $field      字段名
 * @param   string  $value      字段值
 * @return  bool
 */
function update_warehouse_goods($goods_id, $field, $value)
{
    if ($goods_id)
    {
        /* 清除缓存 */
        clear_cache_files();
		
		$date = array('model_attr');
		
		$where = "goods_id = '$goods_id'";
		$model_attr = get_table_date('goods', $where, $date, 2);

		if($model_attr == 1){
			$table = "warehouse_goods";
			$field = 'region_number';
		}elseif($model_attr == 2){
			$table = "warehouse_area_goods";
			$field = 'region_number';
		}else{
			$table = "goods";
		}
		
        $sql = "UPDATE " . $GLOBALS['ecs']->table($table) .
                " SET $field = '$value' , last_update = '". gmtime() ."' " .
                "WHERE goods_id " . db_create_in($goods_id);
        return $GLOBALS['db']->query($sql);
    }
    else
    {
        return false;
    }
}

/**
 * 插入或更新商品属性
 *
 * @param   int     $goods_id           商品编号
 * @param   array   $id_list            属性编号数组
 * @param   array   $is_spec_list       是否规格数组 'true' | 'false'
 * @param   array   $value_price_list   属性值数组
 * @return  array                       返回受到影响的goods_attr_id数组
 */
function handle_goods_attr($goods_id, $id_list, $is_spec_list, $value_price_list)
{
    $goods_attr_id = array();

    /* 循环处理每个属性 */
    foreach ($id_list AS $key => $id)
    {
        $is_spec = $is_spec_list[$key];
        if ($is_spec == 'false')
        {
            $value = $value_price_list[$key];
            $price = '';
        }
        else
        {
            $value_list = array();
            $price_list = array();
            if ($value_price_list[$key])
            {
                $vp_list = explode(chr(13), $value_price_list[$key]);
                foreach ($vp_list AS $v_p)
                {
                    $arr = explode(chr(9), $v_p);
                    $value_list[] = $arr[0];
                    $price_list[] = $arr[1];
                }
            }
            $value = join(chr(13), $value_list);
            $price = join(chr(13), $price_list);
        }

        // 插入或更新记录
        $sql = "SELECT goods_attr_id FROM " . $GLOBALS['ecs']->table('goods_attr') . " WHERE goods_id = '$goods_id' AND attr_id = '$id' AND attr_value = '$value' LIMIT 0, 1";
        $result_id = $GLOBALS['db']->getOne($sql);
        if (!empty($result_id))
        {
            $sql = "UPDATE " . $GLOBALS['ecs']->table('goods_attr') . "
                    SET attr_value = '$value'
                    WHERE goods_id = '$goods_id'
                    AND attr_id = '$id'
                    AND goods_attr_id = '$result_id'";

            $goods_attr_id[$id] = $result_id;
        }
        else
        {
            $sql = "INSERT INTO " . $GLOBALS['ecs']->table('goods_attr') . " (goods_id, attr_id, attr_value, attr_price) " .
                    "VALUES ('$goods_id', '$id', '$value', '$price')";
        }

        $GLOBALS['db']->query($sql);

        if ($goods_attr_id[$id] == '')
        {
            $goods_attr_id[$id] = $GLOBALS['db']->insert_id();
        }
    }

    return $goods_attr_id;
}

/**
 * 商品的货品规格是否存在
 *
 * @param   string     $goods_attr        商品的货品规格
 * @param   string     $goods_id          商品id
 * @param   int        $product_id        商品的货品id；默认值为：0，没有货品id
 * @return  bool                          true，重复；false，不重复
 */
function check_goods_attr_exist($goods_attr, $goods_id, $product_id = 0, $area_id = 0)
{
    $goods_id = intval($goods_id);
    if (strlen($goods_attr) == 0 || empty($goods_id))
    {
        return true;    //重复
    }

    if (empty($product_id))
    {
        $sql = "SELECT product_id FROM " . $GLOBALS['ecs']->table('products_area') ."
                WHERE goods_attr = '$goods_attr'
                AND goods_id = '$goods_id' and area_id = '$area_id'";
    }
    else
    {
        $sql = "SELECT product_id FROM " . $GLOBALS['ecs']->table('products_area') ."
                WHERE goods_attr = '$goods_attr'
                AND goods_id = '$goods_id'
                AND product_id <> '$product_id' and area_id = '$area_id'";
    }

    $res = $GLOBALS['db']->getOne($sql);

    if (empty($res))
    {
        return false;    //不重复
    }
    else
    {
        return true;    //重复
    }
}

/**
 * 商品货号是否重复
 *
 * @param   string     $goods_sn        商品货号；请在传入本参数前对本参数进行SQl脚本过滤
 * @param   int        $goods_id        商品id；默认值为：0，没有商品id
 * @return  bool                        true，重复；false，不重复
 */
function check_goods_sn_exist($goods_sn, $goods_id = 0)
{
    $goods_sn = trim($goods_sn);
    $goods_id = intval($goods_id);
    if (strlen($goods_sn) == 0)
    {
        return true;    //重复
    }

    if (empty($goods_id))
    {
        $sql = "SELECT goods_id FROM " . $GLOBALS['ecs']->table('goods') ."
                WHERE goods_sn = '$goods_sn'";
    }
    else
    {
        $sql = "SELECT goods_id FROM " . $GLOBALS['ecs']->table('goods') ."
                WHERE goods_sn = '$goods_sn'
                AND goods_id <> '$goods_id'";
    }

    $res = $GLOBALS['db']->getOne($sql);

    if (empty($res))
    {
        return false;    //不重复
    }
    else
    {
        return true;    //重复
    }

}

/**
 * 商品的货品货号是否重复
 *
 * @param   string     $product_sn        商品的货品货号；请在传入本参数前对本参数进行SQl脚本过滤
 * @param   int        $product_id        商品的货品id；默认值为：0，没有货品id
 * @return  bool                          true，重复；false，不重复
 */
function check_product_sn_exist($product_sn, $product_id = 0)
{
    $product_sn = trim($product_sn);
    $product_id = intval($product_id);
    if (strlen($product_sn) == 0)
    {
        return true;    //重复
    }
    $sql="SELECT goods_id FROM ". $GLOBALS['ecs']->table('goods')."WHERE goods_sn='$product_sn'";
    if($GLOBALS['db']->getOne($sql))
    {
        return true;    //重复
    }


    if (empty($product_id))
    {
        $sql = "SELECT product_id FROM " . $GLOBALS['ecs']->table('products_area') ."
                WHERE product_sn = '$product_sn'";
    }
    else
    {
        $sql = "SELECT product_id FROM " . $GLOBALS['ecs']->table('products_area') ."
                WHERE product_sn = '$product_sn'
                AND product_id <> '$product_id'";
    }

    $res = $GLOBALS['db']->getOne($sql);

    if (empty($res))
    {
        return false;    //不重复
    }
    else
    {
        return true;    //重复
    }
}
?>