defender-security / src / extra / php-codesniffer-php-token / Util / Cache.php

Cache.php in Defender Security – Malware Scanner, Login Security & Firewall 6.3.0, at src/extra/php-codesniffer-php-token/Util/Cache.php

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1	<?php
2	/**
3	* Function for caching between runs.
4	*
5	* @author Greg Sherwood <[email protected]>
6	* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
7	* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
8	*/
9
10	namespace PHP_CodeSniffer\Util;
11
12	class Cache {
13
14	/**
15	* The filesystem location of the cache file.
16	*
17	* @var void
18	*/
19	private static $path = '';
20
21	/**
22	* The cached data.
23	*
24	* @var array<string, mixed>
25	*/
26	private static $cache = [];
27
28	/**
29	* Saves the current cache to the filesystem.
30	*
31	* @return void
32	*/
33	public static function save() {
34	file_put_contents( self::$path, json_encode( self::$cache ) );
35
36	}//end save()
37
38
39	/**
40	* Retrieves a single entry from the cache.
41	*
42	* @param string $key The key of the data to get. If NULL,
43	* everything in the cache is returned.
44	*
45	* @return mixed
46	*/
47	public static function get( $key = null ) {
48	if ( $key === null ) {
49	return self::$cache;
50	}
51
52	if ( isset( self::$cache[ $key ] ) === true ) {
53	return self::$cache[ $key ];
54	}
55
56	return false;
57
58	}//end get()
59
60
61	/**
62	* Retrieves a single entry from the cache.
63	*
64	* @param string $key The key of the data to set. If NULL,
65	* sets the entire cache.
66	* @param mixed $value The value to set.
67	*
68	* @return void
69	*/
70	public static function set( $key, $value ) {
71	if ( $key === null ) {
72	self::$cache = $value;
73	} else {
74	self::$cache[ $key ] = $value;
75	}
76
77	}//end set()
78
79
80	/**
81	* Retrieves the number of cache entries.
82	*
83	* @return int
84	*/
85	public static function getSize() {
86	return ( count( self::$cache ) - 1 );
87
88	}//end getSize()
89
90
91	}//end class
92