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<?php |
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namespace phpbu\App\Backup\Cleaner; |
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use phpbu\App\Backup\Collector; |
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use phpbu\App\Backup\Target; |
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use phpbu\App\Result; |
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/** |
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* Cleanup Abstraction. |
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* |
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* Removes oldest backup till the given capacity isn't exceeded anymore. |
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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 http://phpbu.de/ |
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* @since Class available since Release 1.0.0 |
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*/ |
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abstract class Abstraction |
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{ |
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/** |
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* Cleanup your backup directory. |
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* |
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* @see \phpbu\App\Backup\Cleanup::cleanup() |
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* @param \phpbu\App\Backup\Target $target |
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* @param \phpbu\App\Backup\Collector $collector |
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* @param \phpbu\App\Result $result |
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* @throws \phpbu\App\Backup\Cleaner\Exception |
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*/ |
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public function cleanup(Target $target, Collector $collector, Result $result) |
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{ |
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foreach ($this->getFilesToDelete($target, $collector) as $file) { |
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if (!$file->isWritable()) { |
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throw new Exception(sprintf('can\'t delete file: %s', $file->getPathname())); |
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} |
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$result->debug(sprintf('delete %s', $file->getPathname())); |
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$file->unlink(); |
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} |
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} |
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/** |
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* Simulate the cleanup execution. |
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* |
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* @param \phpbu\App\Backup\Target $target |
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* @param \phpbu\App\Backup\Collector $collector |
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* @param \phpbu\App\Result $result |
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*/ |
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public function simulate(Target $target, Collector $collector, Result $result) |
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{ |
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foreach ($this->getFilesToDelete($target, $collector) as $file) { |
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$result->debug(sprintf('delete %s', $file->getPathname())); |
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} |
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} |
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/** |
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* Return list of files to delete. |
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* |
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* @param \phpbu\App\Backup\Target $target |
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* @param \phpbu\App\Backup\Collector $collector |
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* @return \phpbu\App\Backup\File[] |
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* @throws \phpbu\App\Exception |
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*/ |
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abstract protected function getFilesToDelete(Target $target, Collector $collector); |
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} |
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sebastianfeldmann /
phpbu
