user-access-manager / src / UserAccessManager / Cache / Cache.php

Cache.php in User Access Manager 2.0.0, at src/UserAccessManager/Cache/Cache.php

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1	<?php
2	/**
3	* Cache.php
4	*
5	* The Cache class file.
6	*
7	* PHP versions 5
8	*
9	* @author Alexander Schneider <alexanderschneider85@gmail.com>
10	* @copyright 2008-2017 Alexander Schneider
11	* @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License, version 2
12	* @version SVN: $id$
13	* @link http://wordpress.org/extend/plugins/user-access-manager/
14	*/
15	namespace UserAccessManager\Cache;
16
17	/**
18	* Class Cache
19	*
20	* @package UserAccessManager\Cache
21	*/
22	class Cache
23	{
24	/**
25	* @var array
26	*/
27	private $cache = [];
28
29	/**
30	* Returns a generated cache key.
31	*
32	* @return string
33	*/
34	public function generateCacheKey()
35	{
36	$arguments = func_get_args();
37
38	return implode('\|', $arguments);
39	}
40
41	/**
42	* Adds the variable to the cache.
43	*
44	* @param string $key The cache key
45	* @param mixed $value The value.
46	*/
47	public function addToCache($key, $value)
48	{
49	$this->cache[$key] = $value;
50	}
51
52	/**
53	* Returns a value from the cache by the given key.
54	*
55	* @param string $key
56	*
57	* @return mixed
58	*/
59	public function getFromCache($key)
60	{
61	if (isset($this->cache[$key]) === true) {
62	return $this->cache[$key];
63	}
64
65	return null;
66	}
67
68	/**
69	* Flushes the cache.
70	*/
71	public function flushCache()
72	{
73	$this->cache = [];
74	}
75	}
76