1 files changed, 86 insertions, 0 deletions
diff --git a/apps/files_sharing/lib/Middleware/ShareInfoMiddleware.php b/apps/files_sharing/lib/Middleware/ShareInfoMiddleware.php
new file mode 100644
index 00000000000..56e9b48f570
--- /dev/null
+++ b/apps/files_sharing/lib/Middleware/ShareInfoMiddleware.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace OCA\Files_Sharing\Middleware;
+
+use OCA\FederatedFileSharing\FederatedShareProvider;
+use OCA\Files_Sharing\Controller\ShareInfoController;
+use OCA\Files_Sharing\Exceptions\S2SException;
+use OCP\AppFramework\Controller;
+use OCP\AppFramework\Http;
+use OCP\AppFramework\Http\JSONResponse;
+use OCP\AppFramework\Http\Response;
+use OCP\AppFramework\Middleware;
+use OCP\Share\IManager;
+
+class ShareInfoMiddleware extends Middleware {
+	/** @var IManager */
+	private $shareManager;
+
+	public function __construct(IManager $shareManager) {
+		$this->shareManager = $shareManager;
+	}
+
+	/**
+	 * @param Controller $controller
+	 * @param string $methodName
+	 * @throws S2SException
+	 */
+	public function beforeController($controller, $methodName) {
+		if (!($controller instanceof ShareInfoController)) {
+			return;
+		}
+
+		if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
+			throw new S2SException();
+		}
+	}
+
+	/**
+	 * @param Controller $controller
+	 * @param string $methodName
+	 * @param \Exception $exception
+	 * @throws \Exception
+	 * @return Response
+	 */
+	public function afterException($controller, $methodName, \Exception $exception) {
+		if (!($controller instanceof ShareInfoController)) {
+			throw $exception;
+		}
+
+		if ($exception instanceof S2SException) {
+			return new JSONResponse([], Http::STATUS_NOT_FOUND);
+		}
+
+		throw $exception;
+	}
+
+	/**
+	 * @param Controller $controller
+	 * @param string $methodName
+	 * @param Response $response
+	 * @return Response
+	 */
+	public function afterController($controller, $methodName, Response $response) {
+		if (!($controller instanceof ShareInfoController)) {
+			return $response;
+		}
+
+		if (!($response instanceof JSONResponse)) {
+			return $response;
+		}
+
+		$data = $response->getData();
+		$status = 'error';
+
+		if ($response->getStatus() === Http::STATUS_OK) {
+			$status = 'success';
+		}
+
+		$response->setData([
+			'data' => $data,
+			'status' => $status,
+		]);
+
+		return $response;
+	}
+}