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<?php |
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namespace phpbu\App\Backup; |
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use phpbu\App\Backup\File\Local; |
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use phpbu\App\Exception; |
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use phpbu\App\Util; |
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/** |
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* Backup Target class. |
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* |
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* @package phpbu |
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* @subpackage Backup |
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* @author Sebastian Feldmann <[email protected]> |
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* @copyright Sebastian Feldmann <[email protected]> |
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* @license https://opensource.org/licenses/MIT The MIT License (MIT) |
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* @link https://phpbu.de/ |
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* @since Class available since Release 1.0.0 |
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*/ |
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class Target |
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{ |
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/** |
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* Path object. |
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* |
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* @var Path |
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*/ |
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private $path; |
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/** |
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* Backup filename. |
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* |
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* @var string |
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*/ |
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private $filename; |
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/** |
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* Filename with potential date placeholders like %d. |
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* |
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* @var string |
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*/ |
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private $filenameRaw; |
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/** |
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* List of custom file suffixes f.e. 'tar' |
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* |
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* @var string[] |
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*/ |
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private $fileSuffixes = []; |
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/** |
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* Indicates if the filename changes over time. |
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* |
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* @var bool |
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*/ |
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private $filenameIsChanging = false; |
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/** |
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* Target MIME type |
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* |
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* @var string |
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*/ |
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private $mimeType = 'text/plain'; |
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/** |
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* Size in bytes |
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* |
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* @var int |
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*/ |
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private $size; |
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/** |
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* Should the file be compressed. |
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* |
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* @var bool |
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*/ |
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private $compress = false; |
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/** |
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* File compression. |
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* |
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* @var \phpbu\App\Backup\Target\Compression |
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*/ |
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private $compression; |
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/** |
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* Should the file be encrypted. |
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* |
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* @var bool |
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*/ |
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private $crypt = false; |
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/** |
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* File crypter. |
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* |
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* @var \phpbu\App\Backup\Crypter |
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*/ |
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private $crypter; |
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/** |
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* Constructor. |
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* |
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* @param string $path |
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* @param string $filename |
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* @param integer $time |
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*/ |
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public function __construct($path, $filename, $time = null) |
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{ |
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$this->path = new Path($path, $time); |
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$this->setFile($filename, $time); |
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} |
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/** |
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* Filename setter. |
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* |
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* @param string $file |
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* @param int $time |
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*/ |
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public function setFile($file, $time = null) |
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{ |
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$this->filenameRaw = $file; |
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if (Util\Path::isContainingPlaceholder($file)) { |
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$this->filenameIsChanging = true; |
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$file = Util\Path::replaceDatePlaceholders($file, $time); |
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} |
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$this->filename = $file; |
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} |
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/** |
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* Append another suffix to the filename. |
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* |
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* @param string $suffix |
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*/ |
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public function appendFileSuffix(string $suffix) |
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{ |
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$this->fileSuffixes[] = $suffix; |
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} |
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/** |
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* Checks if the backup target directory is writable. |
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* Creates the Directory if it doesn't exist. |
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* |
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* @throws \phpbu\App\Exception |
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*/ |
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public function setupPath() |
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{ |
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// if directory doesn't exist, create it |
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if (!is_dir($this->path->getPath())) { |
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$reporting = error_reporting(); |
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error_reporting(0); |
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$created = mkdir($this->path->getPath(), 0755, true); |
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error_reporting($reporting); |
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if (!$created) { |
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throw new Exception(sprintf('cant\'t create directory: %s', $this->path->getPath())); |
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} |
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} |
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if (!is_writable($this->path->getPath())) { |
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throw new Exception(sprintf('no write permission for directory: %s', $this->path->getPath())); |
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} |
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} |
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/** |
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* Target file MIME type setter. |
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* |
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* @param string $mime |
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*/ |
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public function setMimeType(string $mime) |
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{ |
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$this->mimeType = $mime; |
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} |
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/** |
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* Return the path to the backup file. |
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* |
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* @return Path |
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*/ |
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public function getPath() : Path |
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{ |
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return $this->path; |
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} |
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/** |
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* Return the name to the backup file. |
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* |
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* @param bool $plain |
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* @return string |
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*/ |
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public function getFilename(bool $plain = false) : string |
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{ |
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return $this->filename . $this->getFilenameSuffix($plain); |
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} |
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/** |
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* Return the name of the backup file without compressor or encryption suffix. |
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* |
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* @return string |
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*/ |
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public function getFilenamePlain() : string |
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{ |
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return $this->getFilename(true); |
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} |
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/** |
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* Return the raw name of the backup file incl. date placeholder. |
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* |
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* @param bool $plain |
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* @return string |
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*/ |
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public function getFilenameRaw($plain = false) : string |
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{ |
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return $this->filenameRaw . $this->getFilenameSuffix($plain); |
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} |
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/** |
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* Return custom file suffix like '.tar'. |
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* |
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* @param bool $plain |
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* @return string |
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*/ |
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public function getFilenameSuffix($plain = false) : string |
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{ |
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return $this->getSuffixToAppend() . ($plain ? '' : $this->getCompressionSuffix() . $this->getCrypterSuffix()); |
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} |
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/** |
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* Return added suffixes. |
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* |
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* @return string |
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*/ |
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public function getSuffixToAppend() : string |
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{ |
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return count($this->fileSuffixes) ? '.' . implode('.', $this->fileSuffixes) : ''; |
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} |
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/** |
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* Return the compressor suffix. |
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* |
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* @return string |
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*/ |
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public function getCompressionSuffix() : string |
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{ |
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return $this->shouldBeCompressed() ? '.' . $this->compression->getSuffix() : ''; |
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} |
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/** |
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* Return the crypter suffix. |
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* |
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* @return string |
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*/ |
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public function getCrypterSuffix() : string |
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{ |
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return $this->shouldBeEncrypted() ? '.' . $this->crypter->getSuffix() : ''; |
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} |
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/** |
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* Return file MIME type. |
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* |
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* @return string |
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*/ |
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public function getMimeType() : string |
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{ |
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$mimeType = $this->mimeType; |
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if ($this->shouldBeCompressed()) { |
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$mimeType = $this->compression->getMimeType(); |
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} |
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return $mimeType; |
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} |
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/** |
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* Size setter. |
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* |
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* @param int $size |
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*/ |
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public function setSize(int $size) |
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{ |
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$this->size = $size; |
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} |
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/** |
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* Return the actual file size in bytes. |
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* |
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* @return int |
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* @throws \phpbu\App\Exception |
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*/ |
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public function getSize() : int |
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{ |
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if (null === $this->size) { |
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if (!file_exists($this)) { |
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throw new Exception(sprintf('target file \'%s\' doesn\'t exist', $this->getFilename())); |
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} |
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$this->size = filesize($this); |
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} |
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return $this->size; |
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} |
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/** |
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* Target file exists already. |
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* |
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* @param bool $plain |
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* @return bool |
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*/ |
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public function fileExists(bool $plain = false) : bool |
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{ |
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return file_exists($this->getPathname($plain)); |
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} |
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/** |
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* Return as backup file object. |
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* |
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* @return \phpbu\App\Backup\File\Local |
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*/ |
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public function toFile() : Local |
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{ |
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return new Local(new \SplFileInfo($this->getPathname())); |
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} |
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/** |
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* Return path and filename of the backup file. |
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* |
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* @param bool $plain |
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* @return string |
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*/ |
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public function getPathname(bool $plain = false) : string |
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{ |
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return $this->path->getPath() . DIRECTORY_SEPARATOR . $this->getFilename($plain); |
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} |
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/** |
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* Return path and plain filename of the backup file. |
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* |
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* @return string |
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*/ |
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public function getPathnamePlain() : string |
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{ |
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return $this->getPathname(true); |
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} |
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/** |
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* Filename configured with any date placeholders. |
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* |
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* @return bool |
340
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*/ |
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public function hasChangingFilename() : bool |
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{ |
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return $this->filenameIsChanging; |
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} |
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346
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/** |
347
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* Disable file compression. |
348
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*/ |
349
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2 |
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public function disableCompression() |
350
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{ |
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$this->compress = false; |
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} |
353
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354
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/** |
355
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* Enable file compression. |
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* |
357
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* @throws \phpbu\App\Exception |
358
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*/ |
359
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2 |
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public function enableCompression() |
360
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{ |
361
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2 |
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if (null == $this->compression) { |
362
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1 |
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throw new Exception('can\'t enable compression without a compressor'); |
363
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} |
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$this->compress = true; |
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1 |
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} |
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367
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/** |
368
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* Compression setter. |
369
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* |
370
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* @param \phpbu\App\Backup\Target\Compression $compression |
371
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*/ |
372
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12 |
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public function setCompression(Target\Compression $compression) |
373
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{ |
374
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12 |
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$this->compression = $compression; |
375
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12 |
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$this->compress = true; |
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} |
377
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378
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/** |
379
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* Compressor getter. |
380
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* |
381
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* @return \phpbu\App\Backup\Target\Compression |
382
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*/ |
383
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1 |
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public function getCompression() : Target\Compression |
384
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{ |
385
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1 |
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return $this->compression; |
386
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} |
387
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388
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/** |
389
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* Is a compressor set? |
390
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* |
391
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* @return bool |
392
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*/ |
393
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29 |
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public function shouldBeCompressed() : bool |
394
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{ |
395
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29 |
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return $this->compress !== false; |
396
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} |
397
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|
398
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/** |
399
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* Crypter setter. |
400
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* |
401
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* @param \phpbu\App\Backup\Crypter $crypter |
402
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*/ |
403
|
3 |
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public function setCrypter(Crypter $crypter) |
404
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{ |
405
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3 |
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$this->crypter = $crypter; |
406
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3 |
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$this->crypt = true; |
407
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3 |
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} |
408
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|
409
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/** |
410
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* Crypter getter. |
411
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|
* |
412
|
|
|
* @return \phpbu\App\Backup\Crypter |
413
|
|
|
*/ |
414
|
1 |
|
public function getCrypter() : Crypter |
415
|
|
|
{ |
416
|
1 |
|
return $this->crypter; |
417
|
|
|
} |
418
|
|
|
|
419
|
|
|
/** |
420
|
|
|
* Disable file encryption. |
421
|
|
|
*/ |
422
|
1 |
|
public function disableEncryption() |
423
|
|
|
{ |
424
|
1 |
|
$this->crypt = false; |
425
|
1 |
|
} |
426
|
|
|
|
427
|
|
|
/** |
428
|
|
|
* Is a crypter set? |
429
|
|
|
* |
430
|
|
|
* @return bool |
431
|
|
|
*/ |
432
|
25 |
|
public function shouldBeEncrypted() : bool |
433
|
|
|
{ |
434
|
25 |
|
return $this->crypt !== false; |
435
|
|
|
} |
436
|
|
|
|
437
|
|
|
/** |
438
|
|
|
* Magic to string method. |
439
|
|
|
* |
440
|
|
|
* @return string |
441
|
|
|
*/ |
442
|
2 |
|
public function __toString() : string |
443
|
|
|
{ |
444
|
2 |
|
return $this->getPathname(); |
445
|
|
|
} |
446
|
|
|
} |
447
|
|
|
|