public function replaceGoodsToCart($goods_id)
{
$user_id = $_SESSION['user_id'];
//判断购物车里是否有该商品
if ($cartGoods = $this->getCartGoodsByUserIdAndGoodsId($goods_id)) {
$c_number = $cartGoods['c_number'] + 1;
} else {
$c_number = 1;
}
//购物车里面没有该商品
//获取商品信息
$goods = new Goods();
$oneGoods = $goods->getGoodsById($goods_id);
$sessionID = session_id();
$c_name = $oneGoods['g_name'];
$c_price = $oneGoods['g_price'];
$g_code = $oneGoods['g_code'];
$sql = "replace into {$this->getTableName()} values('{$user_id}',{$goods_id},'{$sessionID}','{$c_name}','{$c_price}','{$c_number}','{$g_code}')";
return $this->db_insert($sql);
}
//获取分类ID
$c_id = $_GET['id'];
//接受商品列表显示页码
$page = isset($_GET['page']) ? $_GET['page'] : 1;
$pagecount = $config['pagecount'];
//var_dump($pagecount);
//获取该类商品的总记录数
$goods = new Goods();
$counts = $goods->getCartGoodsCounts($c_id)['c'];
//var_dump($counts);
$pages = ceil($counts / $pagecount);
//var_dump($pages);exit;
//对用户传递$page进行判断
if (!is_numeric($page) || $page > $pages || $page < 1) {
$page = 1;
}
$cartGoods = $goods->getGoodsByCartId($c_id, $page, $pagecount);
//var_dump($cartGoods);exit;
//分页显示
//分页链接字符串
$pageString = Page::getPageStr('index.php', 'display', $counts, $page, $pagecount, $c_id);
//加载显示某一类商品模板
include_once YIMAI_TEMP . 'goods_display.html';
} elseif ($act == 'view') {
$id = $_GET['id'];
$goods = new Goods();
$oneGoods = $goods->getGoodsById($id);
$_SESSION['uri'] = $_SERVER['REQUEST_URI'];
//加载商品细节模板
include_once YIMAI_TEMP . 'goods_view.html';
}
