Add trashbin:restore occ command

Signed-off-by: cahogan <caitlin.hogan@swiftsolar.com>

1 files changed, 149 insertions, 0 deletions

diff --git a/apps/files_trashbin/lib/Command/RestoreAllFiles.php b/apps/files_trashbin/lib/Command/RestoreAllFiles.php
new file mode 100644
index 00000000000..b0dec74dca9
--- /dev/null
+++ b/apps/files_trashbin/lib/Command/RestoreAllFiles.php
@@ -0,0 +1,149 @@
+<?php
+/**
+ * @copyright Copyright (c) 2021, Caitlin Hogan (cahogan16@gmail.com)
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program. If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+namespace OCA\Files_Trashbin\Command;
+
+use OCP\Files\IRootFolder;
+use OCP\IDBConnection;
+use OCP\IUserBackend;
+use OC\Files\View;
+use OC\Files\Filesystem;
+use OC_User;
+use OCA\Files_Trashbin\Trashbin;
+use OCA\Files_Trashbin\Helper;
+use OCA\Files\Exception\TransferOwnershipException;
+use OCA\Files\Service\OwnershipTransferService;
+use OCP\IUser;
+use OCP\IUserManager;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Exception\InvalidOptionException;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class RestoreAllFiles extends Command {
+
+	/** @var IUserManager */
+	protected $userManager;
+
+	/** @var IRootFolder */
+	protected $rootFolder;
+
+	/** @var \OCP\IDBConnection */
+	protected $dbConnection;
+
+	/**
+	 * @param IRootFolder $rootFolder
+	 * @param IUserManager $userManager
+	 * @param IDBConnection $dbConnection
+	 */
+	public function __construct(IRootFolder $rootFolder, IUserManager $userManager, IDBConnection $dbConnection) {
+		parent::__construct();
+		$this->userManager = $userManager;
+		$this->rootFolder = $rootFolder;
+		$this->dbConnection = $dbConnection;
+	}
+
+	protected function configure() {
+		$this
+			->setName('trashbin:restore')
+			->setDescription('Restore all deleted files')
+			->addArgument(
+				'user_id',
+				InputArgument::OPTIONAL | InputArgument::IS_ARRAY,
+				'restore all deleted files of the given user(s)'
+			)
+			->addOption(
+				'all-users',
+				null,
+				InputOption::VALUE_NONE,
+				'run action on all users'
+			);
+	}
+
+	protected function execute(InputInterface $input, OutputInterface $output): int {
+		$users = $input->getArgument('user_id');
+		if ((!empty($users)) and ($input->getOption('all-users'))) {
+			throw new InvalidOptionException('Either specify a user_id or --all-users');
+		} elseif (!empty($users)) {
+			foreach ($users as $user) {
+				if ($this->userManager->userExists($user)) {
+					$output->writeln("Restoring deleted files for user <info>$user</info>");
+					$this->restoreDeletedFiles($user, $output);
+				} else {
+					$output->writeln("<error>Unknown user $user</error>");
+					return 1;
+				}
+			}
+		} elseif ($input->getOption('all-users')) {
+			$output->writeln('Restoring deleted files for all users');
+			foreach ($this->userManager->getBackends() as $backend) {
+				$name = get_class($backend);
+				if ($backend instanceof IUserBackend) {
+					$name = $backend->getBackendName();
+				}
+				$output->writeln("Restoring deleted files for users on backend <info>$name</info>");
+				$limit = 500;
+				$offset = 0;
+				do {
+					$users = $backend->getUsers('', $limit, $offset);
+					foreach ($users as $user) {
+						$output->writeln("<info>$user</info>");
+						$this->restoreDeletedFiles($user, $output);
+					}
+					$offset += $limit;
+				} while (count($users) >= $limit);
+			}
+		} else {
+			throw new InvalidOptionException('Either specify a user_id or --all-users');
+		}
+		return 0;
+	}
+
+	/**
+	 * Restore deleted files for the given user
+	 *
+	 * @param string $uid
+     * @param OutputInterface $output
+	 */
+	protected function restoreDeletedFiles($uid, $output) {
+		\OC_Util::tearDownFS();
+		\OC_Util::setupFS($uid);
+        $filesInTrash = Helper::getTrashFiles('/', $uid, 'mtime');
+        $trashCount = count($filesInTrash);
+        $output->writeln("Preparing to restore <info>$trashCount</info> files...");
+        $count = 0;
+        foreach ($filesInTrash as $trashFile) {
+            $filename = $trashFile->getName();
+            $timestamp = $trashFile->getMtime();
+            $output->writeln("File <info>$filename</info> originally deleted at timestamp <info>$timestamp</info>.");
+            $file = $filename . '.d' . $timestamp;
+            $location = Trashbin::getLocation($uid, $filename, $timestamp);;
+            OC_User::setUserId($uid);
+            $user = OC_User::getUser();
+            $output->writeln("location $location");
+            $result = Trashbin::restore($file, $filename, $timestamp);
+            $count = $count + $result;
+            $output->writeln($result);
+        }
+
+        $output->writeln("Successfully restored <info>$count</info> out of <info>$trashCount</info> files.");
+	}
+}
+?>
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