Commit | Line | Data |
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6a488035 | 1 | <?php |
450f494d | 2 | /* |
3 | +--------------------------------------------------------------------+ | |
39de6fd5 | 4 | | CiviCRM version 4.6 | |
450f494d | 5 | +--------------------------------------------------------------------+ |
06b69b18 | 6 | | Copyright CiviCRM LLC (c) 2004-2014 | |
450f494d | 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 | +--------------------------------------------------------------------+ | |
26 | */ | |
6a488035 | 27 | |
5bc392e6 EM |
28 | /** |
29 | * Class CRM_Utils_Cache_SerializeCache | |
30 | */ | |
6a488035 TO |
31 | class CRM_Utils_Cache_SerializeCache implements CRM_Utils_Cache_Interface { |
32 | ||
33 | /** | |
34 | * The cache storage container, an array by default, stored in a file under templates | |
35 | */ | |
36 | private $_cache; | |
37 | ||
38 | /** | |
39 | * Constructor | |
40 | * | |
77855840 TO |
41 | * @param array $config |
42 | * An array of configuration params. | |
6a488035 | 43 | * |
77b97be7 | 44 | * @return \CRM_Utils_Cache_SerializeCache |
6a488035 | 45 | */ |
00be9182 | 46 | public function __construct($config) { |
6a488035 TO |
47 | $this->_cache = array(); |
48 | } | |
49 | ||
5bc392e6 EM |
50 | /** |
51 | * @param $key | |
52 | * | |
53 | * @return string | |
54 | */ | |
00be9182 | 55 | public function fileName ($key) { |
6a488035 | 56 | if (strlen($key) > 50) |
450f494d | 57 | return CIVICRM_TEMPLATE_COMPILEDIR ."CRM_".md5($key).".php"; |
6a488035 TO |
58 | return CIVICRM_TEMPLATE_COMPILEDIR .$key.".php"; |
59 | } | |
60 | ||
5bc392e6 EM |
61 | /** |
62 | * @param string $key | |
63 | * | |
64 | * @return mixed | |
65 | */ | |
00be9182 | 66 | public function get ($key) { |
6a488035 TO |
67 | if (array_key_exists($key,$this->_cache)) |
68 | return $this->_cache[$key]; | |
69 | ||
70 | if (!file_exists($this->fileName ($key))) { | |
71 | return; | |
72 | } | |
73 | $this->_cache[$key] = unserialize (substr (file_get_contents ($this->fileName ($key)),8)); | |
74 | return $this->_cache[$key]; | |
75 | } | |
76 | ||
5bc392e6 EM |
77 | /** |
78 | * @param string $key | |
79 | * @param mixed $value | |
80 | */ | |
00be9182 | 81 | public function set($key, &$value) { |
6a488035 TO |
82 | if (file_exists($this->fileName ($key))) { |
83 | return; | |
84 | } | |
85 | $this->_cache[$key] = $value; | |
450f494d | 86 | file_put_contents ($this->fileName ($key),"<?php //".serialize ($value)); |
6a488035 TO |
87 | } |
88 | ||
5bc392e6 EM |
89 | /** |
90 | * @param string $key | |
91 | */ | |
00be9182 | 92 | public function delete($key) { |
6a488035 TO |
93 | if (file_exists($this->fileName ($key))) { |
94 | unlink ($this->fileName ($key)); | |
95 | } | |
96 | unset($this->_cache[$key]); | |
97 | } | |
98 | ||
5bc392e6 EM |
99 | /** |
100 | * @param null $key | |
101 | */ | |
00be9182 | 102 | public function flush($key =null) { |
6a488035 TO |
103 | $prefix = "CRM_"; |
104 | if (!$handle = opendir(CIVICRM_TEMPLATE_COMPILEDIR)) { | |
105 | return; // die? Error? | |
106 | } | |
107 | while (false !== ($entry = readdir($handle))) { | |
108 | if (substr ($entry,0,4) == $prefix) { | |
109 | unlink (CIVICRM_TEMPLATE_COMPILEDIR.$entry); | |
110 | } | |
111 | } | |
112 | closedir($handle); | |
113 | unset($this->_cache); | |
114 | $this->_cache = array(); | |
115 | } | |
116 | } |