function add_to_cart_group()
{
$_POST['goods'] = strip_tags(urldecode($_POST['goods']));
$_POST['goods'] = json_str_iconv($_POST['goods']);
$result = array('error' => 0, 'message' => '');
$json = new EcsJson();
if (empty($_POST['goods']))
{
$result['error'] = 1;
$result['message'] = '系统无法接收不完整的数据';
die($json->encode($result));
}
$goods = $json->decode($_POST['goods']);
$group = $goods->group ."_". $goods->goods_id;//套餐组
//批量加入购物车
$sql = "SELECT rec_id FROM " . $this->model->pre . 'cart_combo' . " WHERE session_id = '" . SESS_ID . "'" .
" AND group_id = '". $group ."' ORDER BY parent_id limit 1";
$res = $this->model->query($sql);
if($res){
//清空购物车中的原有数据
$sql = "DELETE FROM " . $this->model->pre . 'cart' . " WHERE ".
" session_id='" . SESS_ID . "' AND group_id = '" . $group . "'";
$this->model->query($sql);
//插入新的数据
$sql = "INSERT INTO " . $this->model->pre . 'cart' . " SELECT * FROM " . $this->model->pre . 'cart_combo' . " WHERE ".
" session_id='" . SESS_ID . "' AND group_id = '" . $group . "'";
$this->model->query($sql);
//插入更新购物车商品数量
$sql = "UPDATE " . $this->model->pre . 'cart' . " set goods_number = '$goods->number' WHERE ".
" session_id='" . SESS_ID . "' AND group_id = '" . $group . "'";
$this->model->query($sql);
//清空套餐临时数据
$sql = "DELETE FROM " . $this->model->pre . 'cart_combo' . " WHERE ".
" session_id='" . SESS_ID . "' AND group_id = '" . $group . "'";
$this->model->query($sql);
}else{
echo 2;exit();
$result['error'] = 1;
$result['message'] = '暂无数据可提交，请重新选择';
die($json->encode($result));
}
$result['error'] = 0;
die($json->encode($result));
}
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