1 files changed, 95 insertions, 0 deletions
diff --git a/core/Command/User/LastSeen.php b/core/Command/User/LastSeen.php
new file mode 100644
index 00000000000..984def72cd6
--- /dev/null
+++ b/core/Command/User/LastSeen.php
@@ -0,0 +1,95 @@
+<?php
+
+/**
+ * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+namespace OC\Core\Command\User;
+
+use OC\Core\Command\Base;
+use OCP\IUser;
+use OCP\IUserManager;
+use Stecman\Component\Symfony\Console\BashCompletion\CompletionContext;
+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 LastSeen extends Base {
+	public function __construct(
+		protected IUserManager $userManager,
+	) {
+		parent::__construct();
+	}
+
+	protected function configure(): void {
+		$this
+			->setName('user:lastseen')
+			->setDescription('shows when the user was logged in last time')
+			->addArgument(
+				'uid',
+				InputArgument::OPTIONAL,
+				'the username'
+			)
+			->addOption(
+				'all',
+				null,
+				InputOption::VALUE_NONE,
+				'shows a list of when all users were last logged in'
+			)
+		;
+	}
+
+	protected function execute(InputInterface $input, OutputInterface $output): int {
+		$singleUserId = $input->getArgument('uid');
+
+		if ($singleUserId) {
+			$user = $this->userManager->get($singleUserId);
+			if (is_null($user)) {
+				$output->writeln('<error>User does not exist</error>');
+				return 1;
+			}
+
+			$lastLogin = $user->getLastLogin();
+			if ($lastLogin === 0) {
+				$output->writeln($user->getUID() . ' has never logged in.');
+			} else {
+				$date = new \DateTime();
+				$date->setTimestamp($lastLogin);
+				$output->writeln($user->getUID() . "'s last login: " . $date->format('Y-m-d H:i:s T'));
+			}
+
+			return 0;
+		}
+
+		if (!$input->getOption('all')) {
+			$output->writeln('<error>Please specify a username, or "--all" to list all</error>');
+			return 1;
+		}
+
+		$this->userManager->callForAllUsers(static function (IUser $user) use ($output): void {
+			$lastLogin = $user->getLastLogin();
+			if ($lastLogin === 0) {
+				$output->writeln($user->getUID() . ' has never logged in.');
+			} else {
+				$date = new \DateTime();
+				$date->setTimestamp($lastLogin);
+				$output->writeln($user->getUID() . "'s last login: " . $date->format('Y-m-d H:i:s T'));
+			}
+		});
+		return 0;
+	}
+
+	/**
+	 * @param string $argumentName
+	 * @param CompletionContext $context
+	 * @return string[]
+	 */
+	public function completeArgumentValues($argumentName, CompletionContext $context) {
+		if ($argumentName === 'uid') {
+			return array_map(static fn (IUser $user) => $user->getUID(), $this->userManager->search($context->getCurrentWord()));
+		}
+		return [];
+	}
+}