Merge pull request #22106 from nextcloud/feature/noid/user_status_api

Provide a PHP Api for UserStatus

2 files changed, 107 insertions, 0 deletions

diff --git a/lib/private/Server.php b/lib/private/Server.php
index 09bb7336785..e054d8230d9 100644
--- a/lib/private/Server.php
+++ b/lib/private/Server.php
@@ -1370,6 +1370,8 @@ class Server extends ServerContainer implements IServerContainer {
 
 		$this->registerAlias(IInitialStateService::class, InitialStateService::class);
 
+		$this->registerAlias(\OCP\UserStatus\IManager::class, \OC\UserStatus\Manager::class);
+
 		$this->connectDispatcher();
 	}
 
diff --git a/lib/private/UserStatus/Manager.php b/lib/private/UserStatus/Manager.php
new file mode 100644
index 00000000000..c7726a88028
--- /dev/null
+++ b/lib/private/UserStatus/Manager.php
@@ -0,0 +1,105 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2020, Georg Ehrke
+ *
+ * @author Georg Ehrke <oc.list@georgehrke.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 OC\UserStatus;
+
+use OCP\ILogger;
+use OCP\IServerContainer;
+use OCP\UserStatus\IManager;
+use OCP\UserStatus\IProvider;
+use Psr\Container\ContainerExceptionInterface;
+
+class Manager implements IManager {
+
+	/** @var IServerContainer */
+	private $container;
+
+	/** @var ILogger */
+	private $logger;
+
+	/** @var null */
+	private $providerClass;
+
+	/** @var IProvider */
+	private $provider;
+
+	/**
+	 * Manager constructor.
+	 *
+	 * @param IServerContainer $container
+	 * @param ILogger $logger
+	 */
+	public function __construct(IServerContainer $container,
+								ILogger $logger) {
+		$this->container = $container;
+		$this->logger = $logger;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getUserStatuses(array $userIds): array {
+		$this->setupProvider();
+		if (!$this->provider) {
+			return [];
+		}
+
+		return $this->provider->getUserStatuses($userIds);
+	}
+
+	/**
+	 * @param string $class
+	 * @since 20.0.0
+	 * @internal
+	 */
+	public function registerProvider(string $class): void {
+		$this->providerClass = $class;
+		$this->provider = null;
+	}
+
+	/**
+	 * Lazily set up provider
+	 */
+	private function setupProvider(): void {
+		if ($this->provider !== null) {
+			return;
+		}
+		if ($this->providerClass === null) {
+			return;
+		}
+
+		try {
+			$provider = $this->container->get($this->providerClass);
+		} catch (ContainerExceptionInterface $e) {
+			$this->logger->logException($e, [
+				'message' => 'Could not load user-status provider dynamically: ' . $e->getMessage(),
+				'level' => ILogger::ERROR,
+			]);
+			return;
+		}
+
+		$this->provider = $provider;
+	}
+}