//以商品为单位分别存入到各个不同的cookie中，避免因为cookie值过大，导致数据存储失败$cart_info_one[brand_name] = $parent[‘brand_name‘];setcookie("cart_info_".$maxindex,serialize($cart_info_one),time()+315360000,‘/‘);//获取cookie中购物车中信息$cart_info_arr[] = unserialize(stripslashes($_COOKIE["$cookie_name"]));//cookie 购物车信息//主要函数封装方法/* * 用户登录后将本地购物车cookie和数据库信息进行同步 * */function syn_cart_cookie(){    if(empty($_SESSION[‘user_id‘])){        return;    }    $sql = "SELECT goods_id FROM ".$GLOBALS[‘ecs‘]->table(‘cart‘)." WHERE user_id=".$_SESSION[‘user_id‘];    $cart_goods_id = $GLOBALS[‘db‘]->getAll($sql);    foreach ($cart_goods_id as $cart_goods_id_list){        $db_cart_goods_id[] = $cart_goods_id_list[‘goods_id‘];    }       $cart_info_arr = cookie_cart_info();//cookie 购物车信息    if(!is_array($cart_info_arr)){        return ;    }       foreach ($cart_info_arr as $key=>$cart_info_list){        $cart_info = array();        if(!in_array($cart_info_list[‘goods_id‘], $db_cart_goods_id)){            unset($cart_info_list[‘rec_id‘]);            $cart_info_list[‘user_id‘] = $_SESSION[‘user_id‘];            $cart_info_list[‘session_id‘] = $_SESSION[‘session_id‘];            $GLOBALS[‘db‘]->autoExecute($GLOBALS[‘ecs‘]->table(‘cart‘), $cart_info_list, ‘INSERT‘);        }    }    clean_cookie_cart();//清除购物车cookie信息}/* 获取cookie中购物车的名称 */function cookie_cart_index(){    $cookie_keys = array_keys($_COOKIE);    foreach ($cookie_keys as $cookie_keys_list){        if(strpos($cookie_keys_list,‘cart_info_‘) !== false && is_numeric(ltrim($cookie_keys_list,‘cart_info_‘))){            $index[] = ltrim($cookie_keys_list,‘cart_info_‘);        }    }    if(empty($index)){        return false;    }    return $index;}/* 获取cookie中购物车最大的索引值 */function cookie_cart_maxIndex(){    $index = cookie_cart_index();    if($index === false){        return -1;    }    rsort($index);    return $index[0];}/* 将cookie中的购物车信息合拼为一个二维数组 */function cookie_cart_info(){    $index = cookie_cart_index();    if($index === false){        return;    }    $cart_info_arr = array();    foreach ($index as $index_info){        $cookie_name = ‘cart_info_‘.$index_info;        $cart_info_arr[] = unserialize(stripslashes($_COOKIE["$cookie_name"]));//cookie 购物车信息    }    return $cart_info_arr;}/* 清除cookie中购物车信息 */function clean_cookie_cart(){    $index = cookie_cart_index();    foreach ($index as $cart_info_dex){        setcookie(‘cart_info_‘.$cart_info_dex,‘‘,time()-100,‘/‘);    }    return true;}