nextcloud / circles

	 *

	 * @return DataResponse

	 */

	public function initFederatedDelivery($apiVersion, $circleId, $frameId) {

		if ($frameId === '' || !$this->configService->isFederatedCirclesAllowed()) {

			return $this->federatedFail('federated_not_allowed');

		}

		try {

			Circles::compareVersion($apiVersion);

			$frame = $this->sharesService->getFrameFromUniqueId($circleId, $frameId);

		} catch (Exception $e) {

			return $this->federatedFail($e->getMessage());

		}

		// We don't want to keep the connection up

		$this->asyncAndLeaveClientOutOfThis('done');

		$this->federatedService->updateFrameWithCloudId($frame);

		$this->federatedService->sendRemoteShare($frame);

		exit();

	}

	/**

	 *

	 * @return DataResponse

	 */

	public function receiveFederatedDelivery($apiVersion, $token, $uniqueId, $item) {

		if ($uniqueId === '' || !$this->configService->isFederatedCirclesAllowed()) {

			return $this->federatedFail('federated_not_allowed');

		}

		try {

			Circles::compareVersion($apiVersion);

			$frame = SharingFrame::fromJSON($item);

			$this->federatedService->receiveFrame($token, $uniqueId, $frame);

		} catch (SharingFrameAlreadyExistException $e) {

			return $this->federatedSuccess();

		} catch (Exception $e) {

			return $this->federatedFail($e->getMessage());

		}

		$this->asyncAndLeaveClientOutOfThis('done');

		$this->federatedService->sendRemoteShare($frame);

		exit();

	}

	/**