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<?php
/**
* Cart token utility functions.
*/
declare(strict_types=1);
namespace Automattic\WooCommerce\StoreApi\Utilities;
use Automattic\WooCommerce\StoreApi\Authentication;
use Automattic\WooCommerce\StoreApi\Utilities\JsonWebToken;
/**
* Cart token utility functions.
*/
class CartTokenUtils {
/**
* Generate a cart token.
*
* @param string $customer_id The customer ID.
* @return string
*/
public static function get_cart_token( string $customer_id ): string {
return JsonWebToken::create(
array(
'user_id' => $customer_id,
'exp' => self::get_cart_token_expiration(),
'iss' => 'store-api',
),
self::get_cart_token_secret()
);
}
/**
* Validate the cart token.
*
* @param string $cart_token The cart token.
* @return bool
*/
public static function validate_cart_token( string $cart_token ): bool {
return JsonWebToken::validate( $cart_token, self::get_cart_token_secret() );
}
/**
* Get the cart token payload.
*
* @param string $cart_token The cart token.
* @return array
*/
public static function get_cart_token_payload( string $cart_token ): array {
$parts = JsonWebToken::get_parts( $cart_token )->payload;
return array(
'user_id' => $parts->user_id ?? '',
'exp' => $parts->exp ?? 0,
'iss' => $parts->iss ?? '',
);
}
/**
* Get the cart token secret.
*
* @return string
*/
private static function get_cart_token_secret(): string {
return '@' . wp_salt();
}
/**
* Gets the expiration of the cart token. Defaults to 48h.
*
* @return int
*/
private static function get_cart_token_expiration(): int {
/**
* Filters the session expiration.
*
* @since 5.0.0
* @param int $expiration Expiration in seconds.
*/
return time() + intval( apply_filters( 'wc_session_expiration', DAY_IN_SECONDS * 2 ) );
}
}
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