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<?php |
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/** |
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* This file is part of the Pixidos package. |
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* |
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* (c) Ondra Votava <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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*/ |
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declare(strict_types=1); |
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namespace Pixidos\GPWebPay\Signer\Key; |
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use OpenSSLAsymmetricKey; |
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use Pixidos\GPWebPay\Exceptions\InvalidArgumentException; |
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use Pixidos\GPWebPay\Exceptions\SignerException; |
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abstract class AbstractKey |
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{ |
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protected OpenSSLAsymmetricKey|null $key = null; |
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/** |
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* @param string $file |
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* @throws InvalidArgumentException |
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*/ |
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public function __construct( |
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protected readonly string $file |
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) { |
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$this->verifyFile($file); |
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} |
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public function getKey(): OpenSSLAsymmetricKey |
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{ |
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if (null !== $this->key) { |
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return $this->key; |
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} |
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return $this->key = $this->createKey(); |
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} |
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/** |
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* @param string $file |
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* @throws InvalidArgumentException |
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*/ |
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protected function verifyFile(string $file): void |
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{ |
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if (!file_exists($file) || !is_readable($file)) { |
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throw new InvalidArgumentException(sprintf('Key file (%s) not exists or not readable!', $file)); |
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} |
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} |
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protected function getContent(): string |
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{ |
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$content = file_get_contents($this->file); |
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if (false === $content) { |
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throw new SignerException(sprintf('Failed open file with key "%s"', $this->file)); |
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} |
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return $content; |
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} |
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abstract protected function createKey(): OpenSSLAsymmetricKey; |
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} |
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Pixidos /
gpwebpay-core
