1 files changed, 73 insertions, 0 deletions
diff --git a/core/Command/Group/Info.php b/core/Command/Group/Info.php
new file mode 100644
index 00000000000..d42d2a64577
--- /dev/null
+++ b/core/Command/Group/Info.php
@@ -0,0 +1,73 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2021 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OC\Core\Command\Group;
+
+use OC\Core\Command\Base;
+use OCP\IGroup;
+use OCP\IGroupManager;
+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 Info extends Base {
+	public function __construct(
+		protected IGroupManager $groupManager,
+	) {
+		parent::__construct();
+	}
+
+	protected function configure() {
+		$this
+			->setName('group:info')
+			->setDescription('Show information about a group')
+			->addArgument(
+				'groupid',
+				InputArgument::REQUIRED,
+				'Group id'
+			)->addOption(
+				'output',
+				null,
+				InputOption::VALUE_OPTIONAL,
+				'Output format (plain, json or json_pretty, default is plain)',
+				$this->defaultOutputFormat
+			);
+	}
+
+	protected function execute(InputInterface $input, OutputInterface $output): int {
+		$gid = $input->getArgument('groupid');
+		$group = $this->groupManager->get($gid);
+		if (!$group instanceof IGroup) {
+			$output->writeln('<error>Group "' . $gid . '" does not exist.</error>');
+			return 1;
+		} else {
+			$groupOutput = [
+				'groupID' => $gid,
+				'displayName' => $group->getDisplayName(),
+				'backends' => $group->getBackendNames(),
+			];
+
+			$this->writeArrayInOutputFormat($input, $output, $groupOutput);
+			return 0;
+		}
+	}
+
+	/**
+	 * @param string $argumentName
+	 * @param CompletionContext $context
+	 * @return string[]
+	 */
+	public function completeArgumentValues($argumentName, CompletionContext $context) {
+		if ($argumentName === 'groupid') {
+			return array_map(static fn (IGroup $group) => $group->getGID(), $this->groupManager->search($context->getCurrentWord()));
+		}
+		return [];
+	}
+}