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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
39de6fd5 | 4 | | CiviCRM version 4.6 | |
6a488035 | 5 | +--------------------------------------------------------------------+ |
06b69b18 | 6 | | Copyright CiviCRM LLC (c) 2004-2014 | |
6a488035 TO |
7 | +--------------------------------------------------------------------+ |
8 | | This file is a part of CiviCRM. | | |
9 | | | | |
10 | | CiviCRM is free software; you can copy, modify, and distribute it | | |
11 | | under the terms of the GNU Affero General Public License | | |
12 | | Version 3, 19 November 2007 and the CiviCRM Licensing Exception. | | |
13 | | | | |
14 | | CiviCRM is distributed in the hope that it will be useful, but | | |
15 | | WITHOUT ANY WARRANTY; without even the implied warranty of | | |
16 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | | |
17 | | See the GNU Affero General Public License for more details. | | |
18 | | | | |
19 | | You should have received a copy of the GNU Affero General Public | | |
20 | | License and the CiviCRM Licensing Exception along | | |
21 | | with this program; if not, contact CiviCRM LLC | | |
22 | | at info[AT]civicrm[DOT]org. If you have questions about the | | |
23 | | GNU Affero General Public License or the licensing of CiviCRM, | | |
24 | | see the CiviCRM license FAQ at http://civicrm.org/licensing | | |
25 | +--------------------------------------------------------------------+ | |
d25dd0ee | 26 | */ |
6a488035 TO |
27 | |
28 | /** | |
29 | * | |
30 | * @package CRM | |
06b69b18 | 31 | * @copyright CiviCRM LLC (c) 2004-2014 |
6a488035 TO |
32 | * $Id$ |
33 | * | |
34 | */ | |
35 | class CRM_Utils_Cache_APCcache { | |
36 | const DEFAULT_TIMEOUT = 3600; | |
353ffa53 | 37 | const DEFAULT_PREFIX = ''; |
6a488035 TO |
38 | |
39 | /** | |
40 | * The default timeout to use | |
41 | * | |
42 | * @var int | |
43 | */ | |
44 | protected $_timeout = self::DEFAULT_TIMEOUT; | |
45 | ||
46 | /** | |
47 | * The prefix prepended to cache keys. | |
48 | * | |
49 | * If we are using the same memcache instance for multiple CiviCRM | |
50 | * installs, we must have a unique prefix for each install to prevent | |
51 | * the keys from clobbering each other. | |
52 | * | |
53 | * @var string | |
54 | */ | |
55 | protected $_prefix = self::DEFAULT_PREFIX; | |
56 | ||
57 | /** | |
58 | * Constructor | |
59 | * | |
77855840 TO |
60 | * @param array $config |
61 | * An array of configuration params. | |
6a488035 | 62 | * |
77b97be7 | 63 | * @return \CRM_Utils_Cache_APCcache |
6a488035 | 64 | */ |
00be9182 | 65 | public function __construct(&$config) { |
6a488035 TO |
66 | if (isset($config['timeout'])) { |
67 | $this->_timeout = intval($config['timeout']); | |
68 | } | |
69 | if (isset($config['prefix'])) { | |
70 | $this->_prefix = $config['prefix']; | |
71 | } | |
72 | } | |
73 | ||
5bc392e6 EM |
74 | /** |
75 | * @param $key | |
76 | * @param $value | |
77 | * | |
78 | * @return bool | |
79 | */ | |
00be9182 | 80 | public function set($key, &$value) { |
6a488035 TO |
81 | if (!apc_store($this->_prefix . $key, $value, $this->_timeout)) { |
82 | return FALSE; | |
83 | } | |
84 | return TRUE; | |
85 | } | |
86 | ||
5bc392e6 EM |
87 | /** |
88 | * @param $key | |
89 | * | |
90 | * @return mixed | |
91 | */ | |
00be9182 | 92 | public function &get($key) { |
6a488035 TO |
93 | return apc_fetch($this->_prefix . $key); |
94 | } | |
95 | ||
5bc392e6 EM |
96 | /** |
97 | * @param $key | |
98 | * | |
99 | * @return bool|string[] | |
100 | */ | |
00be9182 | 101 | public function delete($key) { |
6a488035 TO |
102 | return apc_delete($this->_prefix . $key); |
103 | } | |
104 | ||
00be9182 | 105 | public function flush() { |
6a488035 TO |
106 | $allinfo = apc_cache_info('user'); |
107 | $keys = $allinfo['cache_list']; | |
108 | $prefix = $this->_prefix . "CRM_"; // Our keys follows this pattern: ([A-Za-z0-9_]+)?CRM_[A-Za-z0-9_]+ | |
109 | $lp = strlen($prefix); // Get prefix length | |
110 | ||
111 | foreach ($keys as $key) { | |
112 | $name = $key['info']; | |
6c552737 | 113 | if ($prefix == substr($name, 0, $lp)) { |
a1a2a83d | 114 | // Ours? |
6a488035 TO |
115 | apc_delete($this->_prefix . $name); |
116 | } | |
117 | } | |
118 | } | |
96025800 | 119 | |
6a488035 | 120 | } |