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<?php |
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namespace wapmorgan\UnifiedArchive\Drivers\OneFile; |
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use wapmorgan\UnifiedArchive\Drivers\BasicDriver; |
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use wapmorgan\UnifiedArchive\Formats; |
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use wapmorgan\UnifiedArchive\Drivers\OneFile\OneFileDriver; |
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/** |
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* Class Lzma |
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* |
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* @package wapmorgan\UnifiedArchive\Formats |
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* @requires ext-lzma2 |
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*/ |
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class Lzma extends OneFileDriver |
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{ |
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const FORMAT_SUFFIX = 'xz'; |
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const PHP_EXTENSION = 'xz'; |
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const FORMAT = Formats::LZMA; |
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/** |
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* @inheritDoc |
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*/ |
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public static function getDescription() |
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{ |
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return 'adapter for ext-xz'; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public static function getInstallationInstruction() |
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{ |
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return 'install [xz] extension' . "\n" . 'For 5.x: https://github.com/payden/php-xz' . "\n" . 'For 7.x: https://github.com/codemasher/php-ext-xz'; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function __construct($archiveFileName, $format, $password = null) |
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{ |
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parent::__construct($archiveFileName, $password); |
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$this->modificationTime = filemtime($this->fileName); |
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} |
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/** |
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* @param string $fileName |
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* |
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* @return string|false |
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*/ |
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public function getFileContent($fileName = null) |
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{ |
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return stream_get_contents(xzopen($this->fileName, 'r')); |
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} |
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/** |
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* @param string $fileName |
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* |
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* @return bool|resource|string |
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*/ |
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public function getFileStream($fileName = null) |
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{ |
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return xzopen($this->fileName, 'r'); |
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} |
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/** |
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* @param $data |
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* @param $compressionLevel |
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* @return mixed|string |
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*/ |
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protected static function compressData($data, $compressionLevel) |
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{ |
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$fp = xzopen('php://temp', 'w'); |
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xzwrite($fp, $data); |
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$data = stream_get_contents($fp); |
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xzclose($fp); |
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return $data; |
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} |
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} |
wapmorgan /
UnifiedArchive
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