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<?php declare(strict_types=1); |
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namespace App\Filesystem; |
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use App\Domain\Path; |
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use App\UI\Skippable; |
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use App\UI\UserInterface; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Symfony\Component\Finder\Finder; |
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final class FilesystemCleaner |
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{ |
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use Skippable; |
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/** @var \App\UI\UserInterface */ |
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private $ui; |
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/** |
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* @param \App\UI\UserInterface $ui |
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*/ |
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public function __construct(UserInterface $ui) |
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{ |
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$this->ui = $ui; |
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} |
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/** |
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* @param \App\Domain\Path $downloadPath |
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* |
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* @throws \RuntimeException |
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*/ |
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public function __invoke(Path $downloadPath): void |
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{ |
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$foldersToRemove = $this->getFoldersToRemove($downloadPath); |
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if ($this->shouldRemoveFolders($foldersToRemove, $downloadPath)) { |
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$this->removeFolders($foldersToRemove); |
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} |
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} |
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/** |
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* @param \App\Domain\Path $downloadPath |
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* |
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* @return \App\Filesystem\FilesystemObjects |
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* @throws \RuntimeException |
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*/ |
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private function getFoldersToRemove(Path $downloadPath): FilesystemObjects |
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{ |
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$foldersToRemove = new FilesystemObjects(); |
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try { |
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// Look for empty folders and remove these |
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$emptyFolders = $this->getDownloadFoldersFinder($downloadPath) |
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->filter(function (\SplFileInfo $folder) { |
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return !(new Finder())->files()->in($folder->getRealPath())->hasResults(); |
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}); |
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foreach ($emptyFolders->getIterator() as $folder) { |
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$foldersToRemove->set($folder->getRealPath(), $folder); |
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} |
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} catch (\LogicException $e) { |
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// Here we know that the download folder will exist. |
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} |
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return $foldersToRemove; |
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} |
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/** |
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* @param \App\Domain\Path $downloadPath |
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* |
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* @return \Symfony\Component\Finder\Finder |
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* @throws \InvalidArgumentException |
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*/ |
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private function getDownloadFoldersFinder(Path $downloadPath): Finder |
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{ |
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return (new Finder()) |
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->directories() |
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->in((string) $downloadPath) |
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->sort(function (\SplFileInfo $fileInfoA, \SplFileInfo $fileInfoB) { |
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// Sort the result by folder depth |
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$a = substr_count($fileInfoA->getRealPath(), DIRECTORY_SEPARATOR); |
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$b = substr_count($fileInfoB->getRealPath(), DIRECTORY_SEPARATOR); |
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return $a <=> $b; |
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}); |
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} |
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/** |
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* @param \App\Filesystem\FilesystemObjects $foldersToRemove |
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*/ |
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private function removeFolders(FilesystemObjects $foldersToRemove): void |
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{ |
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$errors = []; |
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foreach ($foldersToRemove as $folderToRemove) { |
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$relativeFolderPath = $folderToRemove->getRelativePathname(); |
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try { |
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(new Filesystem())->remove($folderToRemove->getRealPath()); |
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$this->ui->writeln( |
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sprintf( |
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'%s* The folder <info>%s</info> has been removed.', |
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$this->ui->indent(2), |
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$relativeFolderPath |
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) |
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); |
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} catch (\Exception $e) { |
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$this->ui->logError( |
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sprintf( |
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'%s* <error>The folder %s could not be removed.</error>', |
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$this->ui->indent(2), |
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$relativeFolderPath |
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), |
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$errors |
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); |
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} |
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} |
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$this->ui->displayErrors($errors, 'the removal of folders', 'info', 1); |
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$this->ui->writeln(PHP_EOL.'<info>Done.</info>'.PHP_EOL); |
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} |
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/** |
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* @param \App\Filesystem\FilesystemObjects $foldersToRemove |
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* @param \App\Domain\Path $downloadPath |
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* |
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* @return bool |
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*/ |
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private function shouldRemoveFolders(FilesystemObjects $foldersToRemove, Path $downloadPath): bool |
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{ |
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$this->ui->write( |
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sprintf( |
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'Synchronize the <info>%s</info> folder with the downloaded contents... ', |
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(string) $downloadPath |
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) |
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); |
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if ($foldersToRemove->isEmpty()) { |
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$this->ui->writeln('<info>Done.</info>'); |
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return false; |
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} |
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$this->ui->writeln(PHP_EOL); |
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if (!$this->ui->isDryRun() && !$this->ui->isInteractive()) { |
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return true; |
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} |
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$confirmationDefault = $this->previewRemovalOfFolders($foldersToRemove, $downloadPath); |
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$this->ui->write($this->ui->indent()); |
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if ($this->skip($this->ui) || !$this->ui->confirm($confirmationDefault)) { |
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$this->ui->writeln(($this->ui->isDryRun() ? '' : PHP_EOL).'<info>Done.</info>'.PHP_EOL); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* @param \App\Filesystem\FilesystemObjects $foldersToRemove |
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* @param \App\Domain\Path $downloadPath |
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* |
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* @return bool Returns whether or not the confirmation default should be true or false |
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*/ |
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private function previewRemovalOfFolders(FilesystemObjects $foldersToRemove, Path $downloadPath): bool |
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{ |
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$nbFoldersToRemove = $foldersToRemove->count(); |
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if ($nbFoldersToRemove <= 10) { |
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$this->ui->writeln( |
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sprintf( |
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'%sThe script is about to remove the following folders from <info>%s</info>:', |
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$this->ui->indent(), |
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(string) $downloadPath |
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) |
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); |
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$this->ui->listing( |
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$foldersToRemove |
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->map(function (\SplFileInfo $folder) use ($downloadPath) { |
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return sprintf( |
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'<info>%s</info>', |
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str_replace((string) $downloadPath.DIRECTORY_SEPARATOR, '', $folder->getRealPath()) |
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); |
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}) |
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->toArray(), |
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3 |
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); |
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return true; |
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} |
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$this->ui->write( |
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sprintf( |
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'%sThe script is about to remove <question> %s </question> folders from <info>%s</info>. ', |
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$this->ui->indent(), |
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$nbFoldersToRemove, |
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(string) $downloadPath |
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) |
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); |
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return false; |
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} |
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} |
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gnutix /
videos-downloader
