1 files changed, 99 insertions, 0 deletions
diff --git a/apps/files/lib/Command/Delete.php b/apps/files/lib/Command/Delete.php
new file mode 100644
index 00000000000..d984f839c91
--- /dev/null
+++ b/apps/files/lib/Command/Delete.php
@@ -0,0 +1,99 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Files\Command;
+
+use OC\Core\Command\Info\FileUtils;
+use OCA\Files_Sharing\SharedStorage;
+use OCP\Files\Folder;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Helper\QuestionHelper;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Question\ConfirmationQuestion;
+
+class Delete extends Command {
+	public function __construct(
+		private FileUtils $fileUtils,
+	) {
+		parent::__construct();
+	}
+
+	protected function configure(): void {
+		$this
+			->setName('files:delete')
+			->setDescription('Delete a file or folder')
+			->addArgument('file', InputArgument::REQUIRED, 'File id or path')
+			->addOption('force', 'f', InputOption::VALUE_NONE, "Don't ask for configuration and don't output any warnings");
+	}
+
+	public function execute(InputInterface $input, OutputInterface $output): int {
+		$fileInput = $input->getArgument('file');
+		$inputIsId = is_numeric($fileInput);
+		$force = $input->getOption('force');
+		$node = $this->fileUtils->getNode($fileInput);
+
+		if (!$node) {
+			$output->writeln("<error>file $fileInput not found</error>");
+			return self::FAILURE;
+		}
+
+		$deleteConfirmed = $force;
+		if (!$deleteConfirmed) {
+			/** @var QuestionHelper $helper */
+			$helper = $this->getHelper('question');
+			$storage = $node->getStorage();
+			if (!$inputIsId && $storage->instanceOfStorage(SharedStorage::class) && $node->getInternalPath() === '') {
+				/** @var SharedStorage $storage */
+				[,$user] = explode('/', $fileInput, 3);
+				$question = new ConfirmationQuestion("<info>$fileInput</info> in a shared file, do you want to unshare the file from <info>$user</info> instead of deleting the source file? [Y/n] ", true);
+				if ($helper->ask($input, $output, $question)) {
+					$storage->unshareStorage();
+					return self::SUCCESS;
+				} else {
+					$node = $storage->getShare()->getNode();
+					$output->writeln('');
+				}
+			}
+
+			$filesByUsers = $this->fileUtils->getFilesByUser($node);
+			if (count($filesByUsers) > 1) {
+				$output->writeln('Warning: the provided file is accessible by more than one user');
+				$output->writeln('  all of the following users will lose access to the file when deleted:');
+				$output->writeln('');
+				foreach ($filesByUsers as $user => $filesByUser) {
+					$output->writeln($user . ':');
+					foreach ($filesByUser as $file) {
+						$output->writeln('  - ' . $file->getPath());
+					}
+				}
+				$output->writeln('');
+			}
+
+			if ($node instanceof Folder) {
+				$maybeContents = " and all it's contents";
+			} else {
+				$maybeContents = '';
+			}
+			$question = new ConfirmationQuestion('Delete ' . $node->getPath() . $maybeContents . '? [y/N] ', false);
+			$deleteConfirmed = $helper->ask($input, $output, $question);
+		}
+
+		if ($deleteConfirmed) {
+			if ($node->isDeletable()) {
+				$node->delete();
+			} else {
+				$output->writeln('<error>File cannot be deleted, insufficient permissions.</error>');
+			}
+		}
+
+		return self::SUCCESS;
+	}
+}