1 files changed, 50 insertions, 0 deletions
diff --git a/lib/private/Collaboration/Resources/ProviderManager.php b/lib/private/Collaboration/Resources/ProviderManager.php
new file mode 100644
index 00000000000..0ce4ae7155a
--- /dev/null
+++ b/lib/private/Collaboration/Resources/ProviderManager.php
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2019 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OC\Collaboration\Resources;
+
+use OCP\AppFramework\QueryException;
+use OCP\Collaboration\Resources\IProvider;
+use OCP\Collaboration\Resources\IProviderManager;
+use OCP\IServerContainer;
+use Psr\Log\LoggerInterface;
+
+class ProviderManager implements IProviderManager {
+	/** @var string[] */
+	protected array $providers = [];
+
+	/** @var IProvider[] */
+	protected array $providerInstances = [];
+
+	public function __construct(
+		protected IServerContainer $serverContainer,
+		protected LoggerInterface $logger,
+	) {
+	}
+
+	public function getResourceProviders(): array {
+		if ($this->providers !== []) {
+			foreach ($this->providers as $provider) {
+				try {
+					$this->providerInstances[] = $this->serverContainer->query($provider);
+				} catch (QueryException $e) {
+					$this->logger->error("Could not query resource provider $provider: " . $e->getMessage(), [
+						'exception' => $e,
+					]);
+				}
+			}
+			$this->providers = [];
+		}
+
+		return $this->providerInstances;
+	}
+
+	public function registerResourceProvider(string $provider): void {
+		$this->providers[] = $provider;
+	}
+}