1 files changed, 61 insertions, 0 deletions
diff --git a/apps/files_external/lib/Config/UserContext.php b/apps/files_external/lib/Config/UserContext.php
new file mode 100644
index 00000000000..fb5c79a9329
--- /dev/null
+++ b/apps/files_external/lib/Config/UserContext.php
@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * SPDX-FileCopyrightText: 2019 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OCA\Files_External\Config;
+
+use OCP\IRequest;
+use OCP\IUser;
+use OCP\IUserManager;
+use OCP\IUserSession;
+use OCP\Share\Exceptions\ShareNotFound;
+use OCP\Share\IManager as ShareManager;
+
+class UserContext {
+
+	/** @var string */
+	private $userId;
+
+	public function __construct(
+		private IUserSession $session,
+		private ShareManager $shareManager,
+		private IRequest $request,
+		private IUserManager $userManager,
+	) {
+	}
+
+	public function getSession(): IUserSession {
+		return $this->session;
+	}
+
+	public function setUserId(string $userId): void {
+		$this->userId = $userId;
+	}
+
+	protected function getUserId(): ?string {
+		if ($this->userId !== null) {
+			return $this->userId;
+		}
+		if ($this->session->getUser() !== null) {
+			return $this->session->getUser()->getUID();
+		}
+		try {
+			$shareToken = $this->request->getParam('token');
+			$share = $this->shareManager->getShareByToken($shareToken);
+			return $share->getShareOwner();
+		} catch (ShareNotFound $e) {
+		}
+
+		return null;
+	}
+
+	protected function getUser(): ?IUser {
+		$userId = $this->getUserId();
+		if ($userId !== null) {
+			return $this->userManager->get($userId);
+		}
+		return null;
+	}
+}