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<?php |
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/** |
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* Trait implementation for the generation and the transformation of authentication tokens. |
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*/ |
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namespace CryptoManana\Core\Traits\Containers; |
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use \CryptoManana\Core\Abstractions\Randomness\AbstractGenerator as RandomnessSource; |
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use \CryptoManana\Core\Abstractions\MessageEncryption\AbstractBlockCipherAlgorithm as SymmetricBlockCipher; |
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use \CryptoManana\Core\Interfaces\MessageEncryption\DataEncryptionInterface as DataEncryption; |
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use \CryptoManana\Core\Interfaces\Containers\TokenTransformationInterface as TokenTransformationSpecification; |
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use \CryptoManana\DataStructures\AuthenticationToken as AuthenticationTokenStructure; |
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/** |
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* Trait TokenSymmetricTransformationTrait - Reusable implementation of `TokenTransformationInterface`. |
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* |
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* @see \CryptoManana\Core\Interfaces\Containers\TokenTransformationInterface The abstract specification. |
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* |
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* @package CryptoManana\Core\Traits\Containers |
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* |
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* @property RandomnessSource $randomnessSource The randomness generator. |
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* @property SymmetricBlockCipher|DataEncryption|null $symmetricCipherSource The message symmetric encryption service. |
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* |
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* @mixin TokenTransformationSpecification |
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*/ |
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trait TokenSymmetricTransformationTrait |
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{ |
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/** |
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* Generate a secure token and create an encrypt representation. |
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* |
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* @param int $length The desired output string length in bytes (default => 64). |
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* |
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* @return AuthenticationTokenStructure The authentication token data structure object. |
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* @throws \Exception Validation errors. |
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*/ |
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public function generateAuthenticationToken($length = 64) |
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{ |
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$length = filter_var( |
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$length, |
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FILTER_VALIDATE_INT, |
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[ |
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"options" => [ |
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"min_range" => 1, |
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"max_range" => PHP_INT_MAX, |
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], |
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] |
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); |
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if ($length === false) { |
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throw new \LengthException( |
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'The internal length of the desired secure token must me at least 1 character long.' |
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); |
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} |
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$token = $this->randomnessSource->getAlphaNumeric($length, true); |
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return new AuthenticationTokenStructure($token, $this->symmetricCipherSource->encryptData($token)); |
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} |
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/** |
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* Extracts the token from the cipher data via a predefined configuration. |
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* |
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* @param string $cipherToken The encrypted token string. |
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* |
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* @return string The decrypted authentication token. |
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* @throws \Exception Validation errors. |
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*/ |
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public function extractAuthenticationToken($cipherToken) |
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{ |
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return $this->symmetricCipherSource->decryptData($cipherToken); |
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} |
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} |
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TonyKaravasilev /
CryptoManana
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.