Add repair step to clear frontend related caches

Signed-off-by: Julius Härtl <jus@bitgrid.net>

1 files changed, 78 insertions, 0 deletions

diff --git a/lib/private/Repair/ClearFrontendCaches.php b/lib/private/Repair/ClearFrontendCaches.php
new file mode 100644
index 00000000000..8d109462f6a
--- /dev/null
+++ b/lib/private/Repair/ClearFrontendCaches.php
@@ -0,0 +1,78 @@
+<?php
+/**
+ * @copyright Copyright (c) 2018 Julius Härtl <jus@bitgrid.net>
+ *
+ * @author Julius Härtl <jus@bitgrid.net>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  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
+ *  along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Repair;
+
+use OC\Core\Command\Maintenance\ClearCacheJSCSS;
+use OC\Template\JSCombiner;
+use OC\Template\SCSSCacher;
+use OCP\AppFramework\QueryException;
+use OCP\ICacheFactory;
+use OCP\Migration\IOutput;
+use OCP\Migration\IRepairStep;
+use Symfony\Component\Console\Input\StringInput;
+use Symfony\Component\Console\Output\BufferedOutput;
+
+class ClearFrontendCaches implements IRepairStep {
+
+	/** @var ICacheFactory */
+	protected $cacheFactory;
+
+	/** @var SCSSCacher */
+	protected $scssCacher;
+
+	/** @var JSCombiner */
+	protected $jsCombiner;
+
+	public function __construct(ICacheFactory $cacheFactory,
+								SCSSCacher $SCSSCacher,
+								JSCombiner $JSCombiner) {
+		$this->cacheFactory = $cacheFactory;
+		$this->scssCacher = $SCSSCacher;
+		$this->jsCombiner = $JSCombiner;
+	}
+
+	public function getName() {
+		return 'Clear frontend caches';
+	}
+
+	public function run(IOutput $output) {
+		try {
+			$c = $this->cacheFactory->createDistributed('imagePath');
+			$c->clear('');
+			$output->info('Image cache cleared');
+
+			$this->scssCacher->resetCache();
+			$c = $this->cacheFactory->createDistributed('SCSS');
+			$c->clear('');
+			$output->info('SCSS cache cleared');
+
+			$this->jsCombiner->resetCache();
+			$c = $this->cacheFactory->createDistributed('JS');
+			$c->clear('');
+			$output->info('JS cache cleared');
+		} catch (\Exception $e) {
+			$output->warning('Unable to clear the frontend cache');
+		}
+	}
+}