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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
7e9e8871 | 4 | | CiviCRM version 4.7 | |
6a488035 | 5 | +--------------------------------------------------------------------+ |
0f03f337 | 6 | | Copyright CiviCRM LLC (c) 2004-2017 | |
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 | |
0f03f337 | 31 | * @copyright CiviCRM LLC (c) 2004-2017 |
6a488035 | 32 | */ |
9f49773e | 33 | class CRM_Utils_Cache_APCcache implements CRM_Utils_Cache_Interface { |
6a488035 | 34 | const DEFAULT_TIMEOUT = 3600; |
353ffa53 | 35 | const DEFAULT_PREFIX = ''; |
6a488035 TO |
36 | |
37 | /** | |
fe482240 | 38 | * The default timeout to use. |
6a488035 TO |
39 | * |
40 | * @var int | |
41 | */ | |
42 | protected $_timeout = self::DEFAULT_TIMEOUT; | |
43 | ||
44 | /** | |
45 | * The prefix prepended to cache keys. | |
46 | * | |
47 | * If we are using the same memcache instance for multiple CiviCRM | |
48 | * installs, we must have a unique prefix for each install to prevent | |
49 | * the keys from clobbering each other. | |
50 | * | |
51 | * @var string | |
52 | */ | |
53 | protected $_prefix = self::DEFAULT_PREFIX; | |
54 | ||
55 | /** | |
fe482240 | 56 | * Constructor. |
6a488035 | 57 | * |
77855840 TO |
58 | * @param array $config |
59 | * An array of configuration params. | |
6a488035 | 60 | * |
77b97be7 | 61 | * @return \CRM_Utils_Cache_APCcache |
6a488035 | 62 | */ |
00be9182 | 63 | public function __construct(&$config) { |
6a488035 TO |
64 | if (isset($config['timeout'])) { |
65 | $this->_timeout = intval($config['timeout']); | |
66 | } | |
67 | if (isset($config['prefix'])) { | |
68 | $this->_prefix = $config['prefix']; | |
69 | } | |
70 | } | |
71 | ||
5bc392e6 EM |
72 | /** |
73 | * @param $key | |
74 | * @param $value | |
75 | * | |
76 | * @return bool | |
77 | */ | |
00be9182 | 78 | public function set($key, &$value) { |
6a488035 TO |
79 | if (!apc_store($this->_prefix . $key, $value, $this->_timeout)) { |
80 | return FALSE; | |
81 | } | |
82 | return TRUE; | |
83 | } | |
84 | ||
5bc392e6 EM |
85 | /** |
86 | * @param $key | |
87 | * | |
88 | * @return mixed | |
89 | */ | |
e45db597 | 90 | public function get($key) { |
6a488035 TO |
91 | return apc_fetch($this->_prefix . $key); |
92 | } | |
93 | ||
5bc392e6 EM |
94 | /** |
95 | * @param $key | |
96 | * | |
97 | * @return bool|string[] | |
98 | */ | |
00be9182 | 99 | public function delete($key) { |
6a488035 TO |
100 | return apc_delete($this->_prefix . $key); |
101 | } | |
102 | ||
00be9182 | 103 | public function flush() { |
6a488035 TO |
104 | $allinfo = apc_cache_info('user'); |
105 | $keys = $allinfo['cache_list']; | |
106 | $prefix = $this->_prefix . "CRM_"; // Our keys follows this pattern: ([A-Za-z0-9_]+)?CRM_[A-Za-z0-9_]+ | |
107 | $lp = strlen($prefix); // Get prefix length | |
108 | ||
109 | foreach ($keys as $key) { | |
110 | $name = $key['info']; | |
6c552737 | 111 | if ($prefix == substr($name, 0, $lp)) { |
a1a2a83d | 112 | // Ours? |
6a488035 TO |
113 | apc_delete($this->_prefix . $name); |
114 | } | |
115 | } | |
116 | } | |
96025800 | 117 | |
6a488035 | 118 | } |