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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the box project. |
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* |
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* (c) Kevin Herrera <[email protected]> |
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* Théo Fidry <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace KevinGH\Box\PharInfo; |
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use function array_flip; |
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use function KevinGH\Box\get_phar_compression_algorithms; |
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use function KevinGH\Box\unique_id; |
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use Phar; |
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use PharData; |
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use PharFileInfo; |
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use RecursiveIteratorIterator; |
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use UnexpectedValueException; |
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final class PharInfo |
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{ |
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private static $ALGORITHMS; |
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private $phar; |
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/** @var null|array */ |
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private $compressionCount; |
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/** @var null|string */ |
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private $hash; |
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public function __construct(string $pharFile) |
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{ |
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if (null === self::$ALGORITHMS) { |
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self::$ALGORITHMS = array_flip(get_phar_compression_algorithms()); |
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self::$ALGORITHMS[Phar::NONE] = 'None'; |
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} |
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try { |
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$this->phar = new Phar($pharFile); |
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} catch (UnexpectedValueException $exception) { |
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$this->phar = new PharData($pharFile); |
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} |
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} |
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public function equals(self $pharInfo): bool |
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{ |
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return |
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$pharInfo->getCompressionCount() === $this->getCompressionCount() |
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&& $pharInfo->getNormalizedMetadata() === $this->getNormalizedMetadata() |
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; |
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} |
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public function getCompressionCount(): array |
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{ |
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if (null === $this->compressionCount || $this->hash !== $this->getPharHash()) { |
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$this->compressionCount = $this->calculateCompressionCount(); |
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$this->hash = $this->getPharHash(); |
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} |
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return $this->compressionCount; |
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} |
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/** |
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* @return Phar|PharData |
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*/ |
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public function getPhar() |
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{ |
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return $this->phar; |
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} |
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public function getRoot(): string |
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{ |
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// Do not cache the result |
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return 'phar://'.str_replace('\\', '/', realpath($this->phar->getPath())).'/'; |
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} |
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public function getVersion(): string |
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{ |
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// Do not cache the result |
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return '' !== $this->phar->getVersion() ? $this->phar->getVersion() : 'No information found'; |
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} |
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public function getNormalizedMetadata(): ?string |
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{ |
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// Do not cache the result |
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$metadata = var_export($this->phar->getMetadata(), true); |
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return 'NULL' === $metadata ? null : $metadata; |
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} |
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private function getPharHash(): string |
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{ |
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// If no signature is available (e.g. a tar.gz file), we generate a random hash to ensure |
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// it will always be invalidated |
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return $this->phar->getSignature()['hash'] ?? unique_id(''); |
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} |
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private function calculateCompressionCount(): array |
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{ |
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$count = array_fill_keys( |
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self::$ALGORITHMS, |
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0 |
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); |
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if ($this->phar instanceof PharData) { |
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$count[self::$ALGORITHMS[$this->phar->isCompressed()]] = 1; |
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return $count; |
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} |
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$countFile = static function (array $count, PharFileInfo $file): array { |
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if (false === $file->isCompressed()) { |
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++$count['None']; |
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return $count; |
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} |
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foreach (self::$ALGORITHMS as $compressionAlgorithmCode => $compressionAlgorithmName) { |
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if ($file->isCompressed($compressionAlgorithmCode)) { |
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++$count[$compressionAlgorithmName]; |
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return $count; |
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} |
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} |
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return $count; |
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}; |
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return array_reduce( |
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iterator_to_array(new RecursiveIteratorIterator($this->phar), true), |
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$countFile, |
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$count |
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); |
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} |
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} |
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humbug /
box
