NonCompressionService.php
50 lines
| 1 | <?php |
| 2 | |
| 3 | namespace WPStaging\Backup\Service\Compression; |
| 4 | |
| 5 | use WPStaging\Backup\Entity\FileBeingExtracted; |
| 6 | use WPStaging\Backup\Exceptions\EmptyChunkException; |
| 7 | use WPStaging\Framework\Filesystem\FileObject; |
| 8 | |
| 9 | class NonCompressionService implements CompressionInterface |
| 10 | { |
| 11 | |
| 12 | |
| 13 | |
| 14 | |
| 15 | |
| 16 | public function compress(string $string): string |
| 17 | { |
| 18 | return $string; |
| 19 | } |
| 20 | |
| 21 | |
| 22 | |
| 23 | |
| 24 | |
| 25 | |
| 26 | public function decompress(string $string): string |
| 27 | { |
| 28 | return $string; |
| 29 | } |
| 30 | |
| 31 | |
| 32 | |
| 33 | |
| 34 | |
| 35 | |
| 36 | |
| 37 | |
| 38 | |
| 39 | public function readChunk(FileObject $wpstgFile, FileBeingExtracted $fileBeingExtracted, $callable = null): string |
| 40 | { |
| 41 | $length = $fileBeingExtracted->findReadTo(); |
| 42 | if ($length <= 0) { |
| 43 | $fileBeingExtracted->setWrittenBytes($fileBeingExtracted->getTotalBytes()); |
| 44 | throw new EmptyChunkException(); |
| 45 | } |
| 46 | |
| 47 | return $wpstgFile->fread($length); |
| 48 | } |
| 49 | } |
| 50 |