1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
<?php
/**
*
* @package acm
* @version $Id: acm_memcache.php 10027 2009-08-20 12:14:18Z acydburn $
* @copyright (c) 2005, 2009 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
// Include the abstract base
if (!class_exists('acm_memory'))
{
require("{$phpbb_root_path}includes/acm/acm_memory.$phpEx");
}
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');
}
/**
* ACM for Memcached
* @package acm
*/
class acm extends acm_memory
{
var $extension = 'memcache';
var $memcache;
var $flags = 0;
function acm()
{
// Call the parent constructor
parent::acm_memory();
$this->memcache = new Memcache;
$this->memcache->connect(PHPBB_ACM_MEMCACHE_HOST, PHPBB_ACM_MEMCACHE_PORT);
$this->flags = (PHPBB_ACM_MEMCACHE_COMPRESS) ? MEMCACHE_COMPRESSED : 0;
}
/**
* Unload the cache resources
*
* @return void
*/
function unload()
{
parent::unload();
$this->memcache->close();
}
/**
* Purge cache data
*
* @return void
*/
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)
{
return $this->memcache->set($this->key_prefix . $var, $data, $this->flags, $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 $this->memcache->delete($this->key_prefix . $var);
}
}
?>
|