1 files changed, 65 insertions, 0 deletions
diff --git a/apps/files_sharing/lib/Command/FixShareOwners.php b/apps/files_sharing/lib/Command/FixShareOwners.php
new file mode 100644
index 00000000000..1cf5f82f5a8
--- /dev/null
+++ b/apps/files_sharing/lib/Command/FixShareOwners.php
@@ -0,0 +1,65 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Files_Sharing\Command;
+
+use OC\Core\Command\Base;
+use OCA\Files_Sharing\OrphanHelper;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class FixShareOwners extends Base {
+	public function __construct(
+		private readonly OrphanHelper $orphanHelper,
+	) {
+		parent::__construct();
+	}
+
+	protected function configure(): void {
+		$this
+			->setName('sharing:fix-share-owners')
+			->setDescription('Fix owner of broken shares after transfer ownership on old versions')
+			->addOption(
+				'dry-run',
+				null,
+				InputOption::VALUE_NONE,
+				'only show which shares would be updated'
+			);
+	}
+
+	public function execute(InputInterface $input, OutputInterface $output): int {
+		$shares = $this->orphanHelper->getAllShares();
+		$dryRun = $input->getOption('dry-run');
+		$count = 0;
+
+		foreach ($shares as $share) {
+			if ($this->orphanHelper->isShareValid($share['owner'], $share['fileid']) || !$this->orphanHelper->fileExists($share['fileid'])) {
+				continue;
+			}
+
+			$owner = $this->orphanHelper->findOwner($share['fileid']);
+
+			if ($owner !== null) {
+				if ($dryRun) {
+					$output->writeln("Share with id <info>{$share['id']}</info> (target: <info>{$share['target']}</info>) can be updated to owner <info>$owner</info>");
+				} else {
+					$this->orphanHelper->updateShareOwner($share['id'], $owner);
+					$output->writeln("Share with id <info>{$share['id']}</info> (target: <info>{$share['target']}</info>) updated to owner <info>$owner</info>");
+				}
+				$count++;
+			}
+		}
+
+		if ($count === 0) {
+			$output->writeln('No broken shares detected');
+		}
+
+		return static::SUCCESS;
+	}
+}