Verzeichnisstruktur phpBB-3.3.15
- Veröffentlicht
- 28.08.2024
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apcu.php
01 <?php
02 /**
03 *
04 * This file is part of the phpBB Forum Software package.
05 *
06 * @copyright (c) phpBB Limited <https://www.phpbb.com>
07 * @license GNU General Public License, version 2 (GPL-2.0)
08 *
09 * For full copyright and license information, please see
10 * the docs/CREDITS.txt file.
11 *
12 */
13
14 namespace phpbb\cache\driver;
15
16 /**
17 * ACM for APCU
18 */
19 class apcu extends \phpbb\cache\driver\memory
20 {
21 var $extension = 'apcu';
22
23 /**
24 * {@inheritDoc}
25 */
26 function purge()
27 {
28 if (PHP_SAPI !== 'cli' || @ini_get('apc.enable_cli'))
29 {
30 /*
31 * Use an iterator to selectively delete our cache entries without disturbing
32 * any other cache users (e.g. other phpBB boards hosted on this server)
33 */
34 apcu_delete(new \APCUIterator('#^' . $this->key_prefix . '#'));
35 }
36
37 parent::purge();
38 }
39
40 /**
41 * Fetch an item from the cache
42 *
43 * @access protected
44 * @param string $var Cache key
45 * @return mixed Cached data
46 */
47 function _read($var)
48 {
49 return apcu_fetch($this->key_prefix . $var);
50 }
51
52 /**
53 * Store data in the cache
54 *
55 * @access protected
56 * @param string $var Cache key
57 * @param mixed $data Data to store
58 * @param int $ttl Time-to-live of cached data
59 * @return bool True if the operation succeeded
60 */
61 function _write($var, $data, $ttl = 2592000)
62 {
63 return apcu_store($this->key_prefix . $var, $data, $ttl);
64 }
65
66 /**
67 * Remove an item from the cache
68 *
69 * @access protected
70 * @param string $var Cache key
71 * @return bool True if the operation succeeded
72 */
73 function _delete($var)
74 {
75 return apcu_delete($this->key_prefix . $var);
76 }
77 }
78