Add files_external:list command to list configured external storages

1 files changed, 193 insertions, 0 deletions

diff --git a/apps/files_external/command/listcommand.php b/apps/files_external/command/listcommand.php
new file mode 100644
index 00000000000..d7a6558c8b4
--- /dev/null
+++ b/apps/files_external/command/listcommand.php
@@ -0,0 +1,193 @@
+<?php
+/**
+ * @author Robin Appelman <icewind@owncloud.com>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @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_External\Command;
+
+use OCA\Files_external\Lib\StorageConfig;
+use OCA\Files_external\Service\GlobalStoragesService;
+use OCA\Files_external\Service\UserStoragesService;
+use OCP\Files\IRootFolder;
+use OCP\IUserBackend;
+use OCP\IUserManager;
+use OCP\IUserSession;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Helper\Table;
+use Symfony\Component\Console\Helper\TableHelper;
+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 ListCommand extends Command {
+	/**
+	 * @var GlobalStoragesService
+	 */
+	private $globalService;
+
+	/**
+	 * @var UserStoragesService
+	 */
+	private $userService;
+
+	/**
+	 * @var IUserSession
+	 */
+	private $userSession;
+
+	/**
+	 * @var IUserManager
+	 */
+	private $userManager;
+
+	function __construct(GlobalStoragesService $globalService, UserStoragesService $userService, IUserSession $userSession, IUserManager $userManager) {
+		parent::__construct();
+		$this->globalService = $globalService;
+		$this->userService = $userService;
+		$this->userSession = $userSession;
+		$this->userManager = $userManager;
+	}
+
+	protected function configure() {
+		$this
+			->setName('files_external:list')
+			->setDescription('List configured mounts')
+			->addArgument(
+				'user_id',
+				InputArgument::OPTIONAL,
+				'user id to list the personal mounts for, if no user is provided admin mounts will be listed'
+			)
+			->addOption('json', null, InputOption::VALUE_NONE, 'use json output instead of a human-readable array');
+	}
+
+	protected function execute(InputInterface $input, OutputInterface $output) {
+		$userId = $input->getArgument('user_id');
+		if (!empty($userId)) {
+			$user = $this->userManager->get($userId);
+			if (is_null($user)) {
+				$output->writeln("<error>user $userId not found</error>");
+				return;
+			}
+			$this->userSession->setUser($user);
+			$storageService = $this->userService;
+		} else {
+			$storageService = $this->globalService;
+		}
+
+		$mounts = $storageService->getAllStorages();
+
+		if (count($mounts) === 0) {
+			if ($userId) {
+				$output->writeln("<info>No mounts configured by $userId</info>");
+			} else {
+				$output->writeln("<info>No mounts admin configured</info>");
+			}
+			return;
+		}
+
+		$headers = ['Mount ID', 'Mount Point', 'Storage', 'Authentication Type', 'Configuration', 'Options'];
+
+		if (!$userId) {
+			$headers[] = 'Applicable Users';
+			$headers[] = 'Applicable Groups';
+		}
+
+		if ($input->getOption('json')) {
+			$keys = array_map(function ($header) {
+				return strtolower(str_replace(' ', '_', $header));
+			}, $headers);
+
+			$pairs = array_map(function (StorageConfig $config) use ($keys, $userId) {
+				$values = [
+					$config->getId(),
+					$config->getMountPoint(),
+					$config->getBackend()->getStorageClass(),
+					$config->getAuthMechanism()->getScheme(),
+					$config->getBackendOptions(),
+					$config->getMountOptions()
+				];
+				if (!$userId) {
+					$values[] = $config->getApplicableUsers();
+					$values[] = $config->getApplicableGroups();
+				}
+
+				return array_combine($keys, $values);
+			}, $mounts);
+			$output->writeln(json_encode(array_values($pairs), JSON_PRETTY_PRINT));
+		} else {
+			$defaultMountOptions = [
+				'encrypt' => true,
+				'previews' => true,
+				'filesystem_check_changes' => 1
+			];
+			$rows = array_map(function (StorageConfig $config) use ($userId, $defaultMountOptions) {
+				$storageConfig = $config->getBackendOptions();
+				$keys = array_keys($storageConfig);
+				$values = array_values($storageConfig);
+
+				$configStrings = array_map(function ($key, $value) {
+					return $key . ': ' . json_encode($value);
+				}, $keys, $values);
+				$configString = implode(', ', $configStrings);
+
+				$mountOptions = $config->getMountOptions();
+				// hide defaults
+				foreach ($mountOptions as $key => $value) {
+					if ($value === $defaultMountOptions[$key]) {
+						unset($mountOptions[$key]);
+					}
+				}
+				$keys = array_keys($mountOptions);
+				$values = array_values($mountOptions);
+
+				$optionsStrings = array_map(function ($key, $value) {
+					return $key . ': ' . json_encode($value);
+				}, $keys, $values);
+				$optionsString = implode(', ', $optionsStrings);
+
+				$values = [
+					$config->getId(),
+					$config->getMountPoint(),
+					$config->getBackend()->getText(),
+					$config->getAuthMechanism()->getText(),
+					$configString,
+					$optionsString
+				];
+
+				if (!$userId) {
+					$applicableUsers = implode(', ', $config->getApplicableUsers());
+					$applicableGroups = implode(', ', $config->getApplicableGroups());
+					if ($applicableUsers === '' && $applicableGroups === '') {
+						$applicableUsers = 'All';
+					}
+					$values[] = $applicableUsers;
+					$values[] = $applicableGroups;
+				}
+
+				return $values;
+			}, $mounts);
+
+			$table = new Table($output);
+			$table->setHeaders($headers);
+			$table->setRows($rows);
+			$table->render();
+		}
+	}
+}