← All changes | app/Helpers/CartHelper.php +58 -1 1.6.0 → 1.7.1 View file →

		@@ -16,8 +16,64 @@
16	16	use FluentCart\Framework\Support\Arr;
17	17
18	18	class CartHelper
19	19	{
	20	+ const MAX_QUANTITY = 100000;
	21	+
	22	+ const QUANTITY_HARD_LIMIT = 10000000;
	23	+
	24	+ /**
	25	+ * The ceiling is what keeps `unit_price * quantity` inside PHP's integer range —
	26	+ * without one the product overflows to a float and casts back to a wrapped total.
	27	+ * Cart updates send a signed delta, so those allow the negative side too.
	28	+ */
	29	+ public static function validateQuantity($quantity, $isDelta = false)
	30	+ {
	31	+ if (!is_numeric($quantity)) {
	32	+ return static::invalidQuantityError();
	33	+ }
	34	+
	35	+ $max = static::maxQuantity();
	36	+ $value = (float)$quantity;
	37	+ $min = $isDelta ? -$max : 1;
	38	+
	39	+ if ($value != floor($value) || $value < $min || $value > $max) {
	40	+ return static::invalidQuantityError();
	41	+ }
	42	+
	43	+ return null;
	44	+ }
	45	+
	46	+ public static function maxQuantity()
	47	+ {
	48	+ /**
	49	+ * Filter the highest quantity a single cart line accepts.
	50	+ *
	51	+ * Return a whole number of one or more. The value is a safety ceiling, not just
	52	+ * a storefront preference: it is what keeps a line's price multiplication inside
	53	+ * PHP's integer range. A value that cannot serve that purpose is ignored — a
	54	+ * non-numeric or fractional value falls back to the default, and anything above
	55	+ * QUANTITY_HARD_LIMIT is capped there.
	56	+ *
	57	+ * @param int $maxQuantity Highest accepted quantity for one cart line.
	58	+ */
	59	+ $max = apply_filters('fluent_cart/cart/max_quantity', self::MAX_QUANTITY);
	60	+
	61	+ if (!is_numeric($max) || (float)$max != floor((float)$max) || $max < 1) {
	62	+ return self::MAX_QUANTITY;
	63	+ }
	64	+
	65	+ return (int)min($max, self::QUANTITY_HARD_LIMIT);
	66	+ }
	67	+
	68	+ private static function invalidQuantityError()
	69	+ {
	70	+ /* translators: %d: the highest quantity a single cart line accepts. */
	71	+ $message = __('Please enter a product quantity between 1 and %d.', 'fluent-cart');
	72	+
	73	+ return new \WP_Error('invalid_cart_quantity', sprintf($message, static::maxQuantity()));
	74	+ }
	75	+
20	76	public static function getCart($hash = null, $create = false)
21	77	{
22	78	return CartResource::get([
23	79	'hash' => $hash ?? App::request()->get(Helper::INSTANT_CHECKOUT_URL_PARAM),
		@@ -790,9 +846,10 @@
790	846	{
791	847	if (is_user_logged_in()) {
792	848	$wpUser = wp_get_current_user();
793	849	$cart->user_id = get_current_user_id();
794		- $customer = Customer::query()->where('email', wp_get_current_user()->user_email)->first();
	850	+ // The cart belongs to the account's linked customer, not to whichever record holds its email.
	851	+ $customer = Customer::query()->where('user_id', $wpUser->ID)->orderBy('id', 'ASC')->first();
795	852	if ($customer) {
796	853	$cart->customer_id = $customer->id;
797	854	}
798	855	$cart->email = $wpUser->user_email;