ecshop中买几赠几优惠活动.doc

此代码为多国语言版本的，一国语言的类似，下载者只需关注蓝色标注部分即可 买一赠一、买几赠几 /** * 添加商品到购物车 * * @access public * @param integer $goods_id 商品编号 * @param integer $num 商品数量 * @param array $spec 规格 * @param integer $parent 基本件 * @return boolean */ function addto_cart($goods_id, $num = 1, $spec = array(), $parent = 0) { $GLOBALS[err]-clean(); /* 取得商品信息 */ ///-----------------------weiyanhui--------------------------- if($_SESSION[lang_option]==_zh){ $sql = SELECT g.goods_name, g.goods_sn, g.is_on_sale, g.is_real, . g.market_price, g.shop_price AS org_price, g.promote_price, g.promote_start_date, . g.promote_end_date, g.goods_weight, g.integral, g.extension_code, . g.goods_number, g.is_alone_sale, g.is_shipping,. IFNULL(mp.user_price, g.shop_price * $_SESSION[discount]) AS shop_price . FROM .$GLOBALS[ecs]-table(goods). AS g . LEFT JOIN . $GLOBALS[ecs]-table(member_price) . AS mp . ON mp.goods_id = g.goods_id AND mp.user_rank = $_SESSION[user_rank] . WHERE g.goods_id = $goods_id . AND g.is_delete = 0; }elseif($_SESSION[lang_option]==_tw){ $sql = SELECT g.goods_name_tw, g.goods_sn, g.is_on_sale, g.is_real, . g.market_price, g.shop_price AS org_price, g.promote_price, g.promote_start_date, . g.promote_end_date, g.goods_weight, g.integral, g.extension_code, . g.goods_number, g.is_alone_sale, g.is_shipping,. IFNULL(mp.user_price, g.shop_price * $_SESSION[discount]) AS shop_price . FROM .$GLOBALS[ecs]-table(goods). AS g . LEFT JOIN . $GLOBALS[ecs]-table(member_price) . AS mp . ON mp.goods_id = g.goods_id AND mp.user_rank = $_SESSION[user_rank] . WHERE g.goods_id = $goods_id . AND g.is_delete = 0; }elseif($_SESSION[lang_option]==_en){ $sql = SELECT g.