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<?php |
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namespace PhpZip\Model\Data; |
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use PhpZip\Exception\Crc32Exception; |
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use PhpZip\Exception\ZipException; |
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use PhpZip\IO\ZipReader; |
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use PhpZip\Model\ZipData; |
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use PhpZip\Model\ZipEntry; |
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/** |
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* Class ZipFileData. |
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*/ |
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class ZipSourceFileData implements ZipData |
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{ |
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/** @var ZipReader */ |
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private $zipReader; |
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/** @var resource|null */ |
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private $stream; |
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/** @var ZipEntry */ |
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private $sourceEntry; |
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/** @var int */ |
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private $offset; |
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/** @var int */ |
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private $uncompressedSize; |
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/** @var int */ |
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private $compressedSize; |
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/** |
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* ZipFileData constructor. |
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* |
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* @param ZipReader $zipReader |
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* @param ZipEntry $zipEntry |
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* @param int $offsetData |
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*/ |
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public function __construct(ZipReader $zipReader, ZipEntry $zipEntry, $offsetData) |
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{ |
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$this->zipReader = $zipReader; |
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$this->offset = $offsetData; |
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$this->sourceEntry = $zipEntry; |
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$this->compressedSize = $zipEntry->getCompressedSize(); |
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$this->uncompressedSize = $zipEntry->getUncompressedSize(); |
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} |
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/** |
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* @param ZipEntry $entry |
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* |
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* @return bool |
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*/ |
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public function hasRecompressData(ZipEntry $entry) |
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{ |
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return $this->sourceEntry->getCompressionLevel() !== $entry->getCompressionLevel() || |
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$this->sourceEntry->getCompressionMethod() !== $entry->getCompressionMethod() || |
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$this->sourceEntry->isEncrypted() !== $entry->isEncrypted() || |
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$this->sourceEntry->getEncryptionMethod() !== $entry->getEncryptionMethod() || |
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$this->sourceEntry->getPassword() !== $entry->getPassword() || |
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$this->sourceEntry->getCompressedSize() !== $entry->getCompressedSize() || |
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$this->sourceEntry->getUncompressedSize() !== $entry->getUncompressedSize() || |
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$this->sourceEntry->getCrc() !== $entry->getCrc(); |
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} |
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/** |
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* @throws ZipException |
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* |
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* @return resource returns stream data |
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*/ |
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public function getDataAsStream() |
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{ |
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if (!\is_resource($this->stream)) { |
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$this->stream = $this->zipReader->getEntryStream($this); |
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} |
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return $this->stream; |
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} |
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/** |
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* @throws ZipException |
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* |
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* @return string returns data as string |
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*/ |
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public function getDataAsString() |
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{ |
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$autoClosable = $this->stream === null; |
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$stream = $this->getDataAsStream(); |
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$pos = ftell($stream); |
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try { |
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rewind($stream); |
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return stream_get_contents($stream); |
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} finally { |
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if ($autoClosable) { |
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fclose($stream); |
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$this->stream = null; |
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} else { |
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fseek($stream, $pos); |
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} |
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} |
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} |
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/** |
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* @param resource $outputStream Output stream |
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* |
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* @throws ZipException |
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* @throws Crc32Exception |
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*/ |
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public function copyDataToStream($outputStream) |
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{ |
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if (\is_resource($this->stream)) { |
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rewind($this->stream); |
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stream_copy_to_stream($this->stream, $outputStream); |
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} else { |
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$this->zipReader->copyUncompressedDataToStream($this, $outputStream); |
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} |
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} |
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/** |
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* @param resource $outputStream Output stream |
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*/ |
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public function copyCompressedDataToStream($outputStream) |
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{ |
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$this->zipReader->copyCompressedDataToStream($this, $outputStream); |
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} |
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/** |
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* @return ZipEntry |
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*/ |
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public function getSourceEntry() |
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{ |
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return $this->sourceEntry; |
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} |
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/** |
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* @return int |
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*/ |
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public function getCompressedSize() |
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{ |
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return $this->compressedSize; |
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} |
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/** |
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* @return int |
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*/ |
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public function getUncompressedSize() |
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{ |
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return $this->uncompressedSize; |
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} |
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/** |
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* @return int |
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*/ |
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public function getOffset() |
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{ |
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return $this->offset; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function __destruct() |
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{ |
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if (\is_resource($this->stream)) { |
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fclose($this->stream); |
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} |
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} |
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} |
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Ne-Lexa /
php-zip
