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| <?php | |
| /** | |
| * | |
| * This file is part of the phpBB Forum Software package. | |
| * | |
| * @copyright (c) phpBB Limited <https://www.phpbb.com> | |
| * @license GNU General Public License, version 2 (GPL-2.0) | |
| * | |
| * For full copyright and license information, please see | |
| * the docs/CREDITS.txt file. | |
| * | |
| */ | |
| namespace phpbb\cache\driver; | |
| /** | |
| * ACM for APCU | |
| */ | |
| class apcu extends \phpbb\cache\driver\memory | |
| { | |
| var $extension = 'apcu'; | |
| /** | |
| * {@inheritDoc} | |
| */ | |
| function purge() | |
| { | |
| if (PHP_SAPI !== 'cli' || @ini_get('apc.enable_cli')) | |
| { | |
| /* | |
| * Use an iterator to selectively delete our cache entries without disturbing | |
| * any other cache users (e.g. other phpBB boards hosted on this server) | |
| */ | |
| apcu_delete(new \APCUIterator('#^' . $this->key_prefix . '#')); | |
| } | |
| parent::purge(); | |
| } | |
| /** | |
| * Fetch an item from the cache | |
| * | |
| * @access protected | |
| * @param string $var Cache key | |
| * @return mixed Cached data | |
| */ | |
| function _read($var) | |
| { | |
| return apcu_fetch($this->key_prefix . $var); | |
| } | |
| /** | |
| * Store data in the cache | |
| * | |
| * @access protected | |
| * @param string $var Cache key | |
| * @param mixed $data Data to store | |
| * @param int $ttl Time-to-live of cached data | |
| * @return bool True if the operation succeeded | |
| */ | |
| function _write($var, $data, $ttl = 2592000) | |
| { | |
| return apcu_store($this->key_prefix . $var, $data, $ttl); | |
| } | |
| /** | |
| * Remove an item from the cache | |
| * | |
| * @access protected | |
| * @param string $var Cache key | |
| * @return bool True if the operation succeeded | |
| */ | |
| function _delete($var) | |
| { | |
| return apcu_delete($this->key_prefix . $var); | |
| } | |
| } |