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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; | |
| if (!defined('PHPBB_ACM_MEMCACHE_PORT')) | |
| { | |
| define('PHPBB_ACM_MEMCACHE_PORT', 11211); | |
| } | |
| if (!defined('PHPBB_ACM_MEMCACHE_COMPRESS')) | |
| { | |
| define('PHPBB_ACM_MEMCACHE_COMPRESS', false); | |
| } | |
| if (!defined('PHPBB_ACM_MEMCACHE_HOST')) | |
| { | |
| define('PHPBB_ACM_MEMCACHE_HOST', 'localhost'); | |
| } | |
| if (!defined('PHPBB_ACM_MEMCACHE')) | |
| { | |
| //can define multiple servers with host1/port1,host2/port2 format | |
| define('PHPBB_ACM_MEMCACHE', PHPBB_ACM_MEMCACHE_HOST . '/' . PHPBB_ACM_MEMCACHE_PORT); | |
| } | |
| /** | |
| * ACM for Memcached | |
| */ | |
| class memcache extends \phpbb\cache\driver\memory | |
| { | |
| var $extension = 'memcache'; | |
| var $memcache; | |
| var $flags = 0; | |
| function __construct() | |
| { | |
| // Call the parent constructor | |
| parent::__construct(); | |
| $this->memcache = new \Memcache; | |
| foreach (explode(',', PHPBB_ACM_MEMCACHE) as $u) | |
| { | |
| preg_match('#(.*)/(\d+)#', $u, $parts); | |
| $this->memcache->addServer(trim($parts[1]), (int) trim($parts[2])); | |
| } | |
| $this->flags = (PHPBB_ACM_MEMCACHE_COMPRESS) ? MEMCACHE_COMPRESSED : 0; | |
| } | |
| /** | |
| * {@inheritDoc} | |
| */ | |
| function unload() | |
| { | |
| parent::unload(); | |
| $this->memcache->close(); | |
| } | |
| /** | |
| * {@inheritDoc} | |
| */ | |
| function purge() | |
| { | |
| $this->memcache->flush(); | |
| parent::purge(); | |
| } | |
| /** | |
| * Fetch an item from the cache | |
| * | |
| * @access protected | |
| * @param string $var Cache key | |
| * @return mixed Cached data | |
| */ | |
| function _read($var) | |
| { | |
| return $this->memcache->get($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, $ttl = 2592000) | |
| { | |
| if (!$this->memcache->replace($this->key_prefix . $var, $data, $this->flags, $ttl)) | |
| { | |
| return $this->memcache->set($this->key_prefix . $var, $data, $this->flags, $ttl); | |
| } | |
| return true; | |
| } | |
| /** | |
| * Remove an item from the cache | |
| * | |
| * @access protected | |
| * @param string $var Cache key | |
| * @return bool True if the operation succeeded | |
| */ | |
| function _delete($var) | |
| { | |
| return $this->memcache->delete($this->key_prefix . $var); | |
| } | |
| } |