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<?php declare(strict_types = 1); |
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namespace SlevomatCsobGateway; |
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use InvalidArgumentException; |
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use function base64_encode; |
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use function ctype_digit; |
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use function preg_quote; |
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use function preg_replace; |
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use function sprintf; |
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use function strlen; |
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use function utf8_decode; |
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class Validator |
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{ |
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private const CART_ITEM_NAME_LENGTH_MAX = 20; |
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private const CART_ITEM_DESCRIPTION_LENGTH_MAX = 40; |
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private const ORDER_ID_LENGTH_MAX = 10; |
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private const RETURN_URL_LENGTH_MAX = 300; |
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private const DESCRIPTION_LENGTH_MAX = 255; |
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private const MERCHANT_DATA_LENGTH_MAX = 255; |
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private const CUSTOMER_ID_LENGTH_MAX = 50; |
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private const PAY_ID_LENGTH_MAX = 15; |
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private const TTL_SEC_MIN = 300; |
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private const TTL_SEC_MAX = 1800; |
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public static function checkCartItemName(string $name): void |
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{ |
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self::checkWhitespaces($name); |
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if (strlen(utf8_decode($name)) > self::CART_ITEM_NAME_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('Cart item name can have maximum of %d characters.', self::CART_ITEM_NAME_LENGTH_MAX)); |
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} |
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} |
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public static function checkCartItemDescription(string $description): void |
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{ |
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self::checkWhitespaces($description); |
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if (strlen(utf8_decode($description)) > self::CART_ITEM_DESCRIPTION_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('Cart item description can have maximum of %d characters.', self::CART_ITEM_DESCRIPTION_LENGTH_MAX)); |
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} |
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} |
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public static function checkCartItemQuantity(int $quantity): void |
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{ |
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if ($quantity < 1) { |
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throw new InvalidArgumentException(sprintf( |
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'Quantity must be greater than 0. %d given.', |
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$quantity |
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)); |
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} |
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} |
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public static function checkOrderId(string $orderId): void |
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{ |
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self::checkWhitespaces($orderId); |
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if (!ctype_digit($orderId)) { |
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throw new InvalidArgumentException(sprintf( |
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'OrderId must be numeric value. %s given.', |
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$orderId |
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)); |
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} |
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if (strlen($orderId) > self::ORDER_ID_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('OrderId can have maximum of %d characters.', self::ORDER_ID_LENGTH_MAX)); |
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} |
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} |
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public static function checkReturnUrl(string $returnUrl): void |
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{ |
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self::checkWhitespaces($returnUrl); |
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if (strlen(utf8_decode($returnUrl)) > self::RETURN_URL_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('ReturnUrl can have maximum of %d characters.', self::RETURN_URL_LENGTH_MAX)); |
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} |
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} |
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public static function checkDescription(string $description): void |
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{ |
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self::checkWhitespaces($description); |
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if (strlen(utf8_decode($description)) > self::DESCRIPTION_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('Description can have maximum of %d characters.', self::DESCRIPTION_LENGTH_MAX)); |
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} |
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} |
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public static function checkMerchantData(string $merchantData): void |
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{ |
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self::checkWhitespaces($merchantData); |
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if (strlen(utf8_decode(base64_encode($merchantData))) > self::MERCHANT_DATA_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('MerchantData can have maximum of %d characters in encoded state.', self::MERCHANT_DATA_LENGTH_MAX)); |
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} |
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} |
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public static function checkCustomerId(string $customerId): void |
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{ |
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self::checkWhitespaces($customerId); |
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if (strlen(utf8_decode($customerId)) > self::CUSTOMER_ID_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('CustomerId can have maximum of %d characters.', self::CUSTOMER_ID_LENGTH_MAX)); |
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} |
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} |
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public static function checkPayId(string $payId): void |
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{ |
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self::checkWhitespaces($payId); |
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if (strlen(utf8_decode($payId)) > self::PAY_ID_LENGTH_MAX) { |
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throw new InvalidArgumentException(sprintf('PayId can have maximum of %d characters.', self::PAY_ID_LENGTH_MAX)); |
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} |
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} |
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private static function checkWhitespaces(string $argument): void |
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{ |
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$charlist = preg_quote(" \t\n\r\0\x0B\xC2\xA0", '#'); |
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preg_replace('#^[' . $charlist . ']+|[' . $charlist . ']+\z#u', '', $argument); |
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if ($argument !== preg_replace('#^[' . $charlist . ']+|[' . $charlist . ']+\z#u', '', $argument)) { |
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throw new InvalidArgumentException('Argument starts or ends with whitespace.'); |
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} |
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} |
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public static function checkTtlSec(int $ttlSec): void |
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{ |
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if ($ttlSec < self::TTL_SEC_MIN || $ttlSec > self::TTL_SEC_MAX) { |
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throw new InvalidArgumentException(sprintf('TTL sec is out of range (%d - %d). Current value is %d.', self::TTL_SEC_MIN, self::TTL_SEC_MAX, $ttlSec)); |
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} |
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} |
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} |
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slevomat /
csob-gateway
