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<?php |
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/** |
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* Trait implementation of the hashing output formats for digestion algorithms. |
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*/ |
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namespace CryptoManana\Core\Traits\MessageDigestion; |
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use \CryptoManana\Core\Interfaces\MessageDigestion\DigestionFormatsInterface as DigestionFormatsSpecification; |
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/** |
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* Trait DigestionFormatsTrait - Reusable implementation of `DigestionFormatsInterface`. |
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* |
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* @see \CryptoManana\Core\Interfaces\MessageDigestion\DigestionFormatsInterface The abstract specification. |
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* |
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* @package CryptoManana\Core\Traits\MessageDigestion |
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* |
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* @property int $digestFormat The digest output format property storage. |
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* |
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* @mixin DigestionFormatsSpecification |
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*/ |
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trait DigestionFormatsTrait |
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{ |
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/** |
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* Internal method for converting the digest's output format representation via the chosen format. |
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* |
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* @param string $digest The output digest. |
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* |
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* @return string The input data with proper salting. |
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*/ |
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protected function changeOutputFormat($digest) |
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{ |
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switch ($this->getDigestFormat()) { |
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case self::DIGEST_OUTPUT_HEX_LOWER: |
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break; // Comes already in lower, can be skipped |
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case self::DIGEST_OUTPUT_HEX_UPPER: |
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$digest = strtoupper($digest); |
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break; |
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case self::DIGEST_OUTPUT_BASE_64: |
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$digest = base64_encode(pack('H*', $digest)); |
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break; |
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case self::DIGEST_OUTPUT_BASE_64_URL: |
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$digest = base64_encode(pack('H*', $digest)); |
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$digest = str_replace(['+', '/', '='], ['-', '_', ''], $digest); |
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break; |
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default: // case self::DIGEST_OUTPUT_RAW: |
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break; |
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} |
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return $digest; |
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} |
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/** |
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* Setter for the digest format code property. |
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* |
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* @param int $digestFormat The digest format code. |
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* |
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* @return $this The hash algorithm object. |
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* @throw \Exception Validation errors. |
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*/ |
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public function setDigestFormat($digestFormat) |
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{ |
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$digestFormat = filter_var( |
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$digestFormat, |
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FILTER_VALIDATE_INT, |
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[ |
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"options" => [ |
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"min_range" => self::DIGEST_OUTPUT_RAW, |
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"max_range" => self::DIGEST_OUTPUT_BASE_64_URL, |
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], |
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] |
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); |
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if ($digestFormat === false) { |
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throw new \InvalidArgumentException('Digest output format mode must be an integer between -1 and 3.'); |
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} |
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$this->digestFormat = $digestFormat; |
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return $this; |
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} |
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/** |
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* Getter for the digest format code property. |
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* |
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* @return int The digest format code. |
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*/ |
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public function getDigestFormat() |
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{ |
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return $this->digestFormat; |
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} |
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} |
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TonyKaravasilev /
CryptoManana
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