From 3bfa031f38ded2da90ce6051187fcbcb53f67cc2 Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <roeland@famdouma.nl>
Date: Tue, 8 May 2018 14:44:49 +0200
Subject: [PATCH] Add backgroundcleanup job
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
---
lib/private/Preview/BackgroundCleanupJob.php | 91 ++++++++++++++++++++
1 file changed, 91 insertions(+)
create mode 100644 lib/private/Preview/BackgroundCleanupJob.php
diff --git a/lib/private/Preview/BackgroundCleanupJob.php b/lib/private/Preview/BackgroundCleanupJob.php
new file mode 100644
index 00000000000..1e88c605caf
--- /dev/null
+++ b/lib/private/Preview/BackgroundCleanupJob.php
@@ -0,0 +1,91 @@
+<?php
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2018, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program. If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+namespace OC\Preview;
+
+use OC\BackgroundJob\TimedJob;
+use OC\Files\AppData\Factory;
+use OCP\Files\NotFoundException;
+use OCP\Files\NotPermittedException;
+use OCP\IDBConnection;
+
+class BackgroundCleanupJob extends TimedJob {
+
+ /** @var IDBConnection */
+ private $connection;
+
+ /** @var Factory */
+ private $appDataFactory;
+
+ /** @var bool */
+ private $isCLI;
+
+ public function __construct(IDBConnection $connection,
+ Factory $appDataFactory,
+ bool $isCLI) {
+ // Run at most once an hour
+ $this->setInterval(3600);
+
+ $this->connection = $connection;
+ $this->appDataFactory = $appDataFactory;
+ $this->isCLI = $isCLI;
+ }
+
+ public function run($argument) {
+ $previews = $this->appDataFactory->get('preview');
+
+ $previewFodlerId = $previews->getId();
+
+ $qb2 = $this->connection->getQueryBuilder();
+ $qb2->select('fileid')
+ ->from('filecache');
+
+ $qb = $this->connection->getQueryBuilder();
+ $qb->select('name')
+ ->from('filecache')
+ ->where(
+ $qb->expr()->eq('parent', $qb->createNamedParameter($previewFodlerId))
+ )->andWhere(
+ $qb->expr()->notIn('name', $qb->createFunction($qb2->getSQL()))
+ );
+
+ if (!$this->isCLI) {
+ $qb->setMaxResults(10);
+ }
+
+ $cursor = $qb->execute();
+
+ while ($row = $cursor->fetch()) {
+ try {
+ $preview = $previews->getFolder($row['name']);
+ $preview->delete();
+ } catch (NotFoundException $e) {
+ // continue
+ } catch (NotPermittedException $e) {
+ // continue
+ }
+ }
+
+ $cursor->closeCursor();
+ }
+}
--
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