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<?php |
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/** |
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* @copyright Copyright (c) 2017 Vinzenz Rosenkranz <[email protected]> |
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* |
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* @author René Gieling <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OCA\Polls\Controller; |
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use OCP\IRequest; |
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use OCP\AppFramework\Controller; |
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use OCP\AppFramework\Http\DataResponse; |
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use OCA\Polls\Exceptions\NoUpdatesException; |
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use OCA\Polls\Service\WatchService; |
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class WatchController extends Controller { |
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/** @var WatchService */ |
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private $watchService; |
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use ResponseHandle; |
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public function __construct( |
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string $appName, |
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IRequest $request, |
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WatchService $watchService |
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) { |
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parent::__construct($appName, $request); |
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$this->watchService = $watchService; |
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} |
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/** |
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* Watch poll for updates |
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* @NoAdminRequired |
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* @NoCSRFRequired |
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*/ |
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public function watchPoll(int $pollId, ?int $offset): DataResponse { |
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return $this->responseLong(function () use ($pollId, $offset) { |
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$start = time(); |
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$timeout = 30; |
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$offset = $offset ?? $start; |
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while (empty($updates) && time() <= $start + $timeout) { |
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sleep(1); |
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$updates = $this->watchService->getUpdates($pollId, $offset); |
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} |
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if (empty($updates)) { |
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throw new NoUpdatesException; |
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} |
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return ['updates' => $updates]; |
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}); |
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} |
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} |
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nextcloud /
polls
