[TASK] Display info about registered Extractors in Task "Metadata Extract"
[Packages/TYPO3.CMS.git] / typo3 / sysext / scheduler / Classes / Task / CachingFrameworkGarbageCollectionTask.php
1 <?php
2 namespace TYPO3\CMS\Scheduler\Task;
3
4 /*
5 * This file is part of the TYPO3 CMS project.
6 *
7 * It is free software; you can redistribute it and/or modify it under
8 * the terms of the GNU General Public License, either version 2
9 * of the License, or any later version.
10 *
11 * For the full copyright and license information, please read the
12 * LICENSE.txt file that was distributed with this source code.
13 *
14 * The TYPO3 project - inspiring people to share!
15 */
16
17 /**
18 * Garbage collection of caching framework cache backends.
19 *
20 * This task finds all configured caching framework caches and
21 * calls the garbage collection of a cache if the cache backend
22 * is configured to be cleaned.
23 *
24 * @author Christian Kuhn <lolli@schwarzbu.ch>
25 */
26 class CachingFrameworkGarbageCollectionTask extends \TYPO3\CMS\Scheduler\Task\AbstractTask {
27
28 /**
29 * Backend types that should be cleaned up,
30 * set by additional field provider.
31 *
32 * @var array Selected backends to do garbage collection for
33 */
34 public $selectedBackends = array();
35
36 /**
37 * Execute garbage collection, called by scheduler.
38 *
39 * @return bool
40 */
41 public function execute() {
42 // Global sub-array with all configured caches
43 $cacheConfigurations = $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations'];
44 if (is_array($cacheConfigurations)) {
45 // Iterate through configured caches and call garbage collection if
46 // backend is within selected backends in additional field of task
47 foreach ($cacheConfigurations as $cacheName => $cacheConfiguration) {
48 // The cache backend used for this cache
49 $usedCacheBackend = $cacheConfiguration['backend'];
50 if (in_array($usedCacheBackend, $this->selectedBackends)) {
51 \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Core\Cache\CacheManager::class)->getCache($cacheName)->collectGarbage();
52 }
53 }
54 }
55 return TRUE;
56 }
57
58 }