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<?php |
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/** |
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* MIT License |
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* For full license information, please view the LICENSE file that was distributed with this source code. |
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*/ |
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namespace SprykerEco\Service\CrefoPayApi\HashCalculator; |
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use SprykerEco\Service\CrefoPayApi\CrefoPayApiConfig; |
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class MacHashCalculator implements MacHashCalculatorInterface |
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{ |
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protected const HASHING_ALGORITHM = 'sha1'; |
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protected const CHARS_TO_REPLACE = [" ", "\t", "\s", "\r", "\n"]; |
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/** |
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* @var \SprykerEco\Service\CrefoPayApi\CrefoPayApiConfig |
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*/ |
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protected $config; |
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/** |
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* @param \SprykerEco\Service\CrefoPayApi\CrefoPayApiConfig $config |
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*/ |
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public function __construct(CrefoPayApiConfig $config) |
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{ |
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$this->config = $config; |
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} |
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/** |
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* @param array $data |
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* |
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* @return string |
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*/ |
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public function calculateMac(array $data): string |
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{ |
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$macString = $this->createMacString($data); |
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return $this->hashValue($macString); |
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} |
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/** |
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* @param array $responseData |
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* @param string $mac |
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* |
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* @return bool |
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*/ |
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public function validateMac(array $responseData, string $mac): bool |
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{ |
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return $this->calculateMac($responseData) === $mac; |
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} |
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/** |
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* @param array $data |
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* |
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* @return string |
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*/ |
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protected function createMacString(array $data): string |
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{ |
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ksort($data); |
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return $this->removeDelimiters(implode('', $data)); |
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} |
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/** |
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* @param string $value |
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* |
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* @return string |
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*/ |
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protected function hashValue(string $value): string |
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{ |
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return hash_hmac(static::HASHING_ALGORITHM, $value, $this->getPrivateKey()); |
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} |
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/** |
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* @param string $macString |
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* |
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* @return string |
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*/ |
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protected function removeDelimiters(string $macString): string |
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{ |
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return str_replace(static::CHARS_TO_REPLACE, '', $macString); |
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} |
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/** |
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* @return string |
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*/ |
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protected function getPrivateKey(): string |
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{ |
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return $this->config->getPrivateKey(); |
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} |
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} |
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spryker-eco /
crefo-pay-api
