opcache-manager / includes / system / class-apcu.php

class-apcu.php in OPcache Manager trunk, at includes/system/class-apcu.php

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1	<?php
2	/**
3	* APCu handling
4	*
5	* Handles all APCu operations and detection.
6	*
7	* @package System
8	* @author Pierre Lannoy <https://pierre.lannoy.fr/>.
9	* @since 1.0.0
10	*/
11
12	namespace OPcacheManager\System;
13
14	use OPcacheManager\System\Logger;
15	use OPcacheManager\System\Option;
16	use OPcacheManager\System\File;
17
18	/**
19	* Define the APCu functionality.
20	*
21	* Handles all APCu operations and detection.
22	*
23	* @package System
24	* @author Pierre Lannoy <https://pierre.lannoy.fr/>.
25	* @since 1.0.0
26	*/
27	class APCu {
28
29	/**
30	* The list of status.
31	*
32	* @since 1.0.0
33	* @var array $status Maintains the status list.
34	*/
35	public static $status = [ 'disabled', 'enabled', 'recycle_in_progress' ];
36
37	/**
38	* Initializes the class and set its properties.
39	*
40	* @since 1.0.0
41	*/
42	public function __construct() {
43	}
44
45	/**
46	* Sets APCu identification hook.
47	*
48	* @since 1.0.0
49	*/
50	public static function init() {
51	add_filter( 'perfopsone_apcu_info', [ self::class, 'perfopsone_apcu_info' ] );
52	}
53
54	/**
55	* Adds APCu identification.
56	*
57	* @param array $apcu The already set identifiers.
58	* @return array The extended identifiers if needed.
59	* @since 1.0.0
60	*/
61	public static function perfopsone_apcu_info( $apcu ) {
62	$apcu[ OPCM_SLUG ] = [
63	'name' => OPCM_PRODUCT_NAME,
64	];
65	return $apcu;
66	}
67
68	/**
69	* Get name and version.
70	*
71	* @return string The name and version of the product.
72	* @since 1.0.0
73	*/
74	public static function name() {
75	$result = '';
76	if ( function_exists( 'apcu_cache_info' ) ) {
77	$result = 'APCu';
78	$info = apcu_cache_info( false );
79	if ( array_key_exists( 'memory_type', $info ) ) {
80	$result .= ' (' . $info['memory_type'] . ')';
81	}
82	$result .= ' ' . phpversion( 'apcu' );
83	}
84	return $result;
85	}
86
87	/**
88	* Delete cached objects.
89	*
90	* @param array $objects List of objects to delete.
91	* @return integer The number of deleted objects.
92	* @since 1.0.0
93	*/
94	public static function delete( $objects ) {
95	$cpt = 0;
96	if ( function_exists( 'apcu_delete' ) ) {
97	$prefix = md5( ABSPATH ) . '_';
98	foreach ( $objects as $object ) {
99	if ( false !== apcu_delete( $prefix . $object ) ) {
100	$cpt++;
101	}
102	}
103	\DecaLog\Engine::eventsLogger( OPCM_SLUG )->info( sprintf( '%d object(s) deleted.', $cpt ) );
104	}
105	return $cpt;
106	}
107
108	/**
109	* Clear the cache.
110	*
111	* @since 1.0.0
112	*/
113	public static function reset() {
114	if ( function_exists( 'apcu_cache_info' ) && function_exists( 'apcu_delete' ) ) {
115	$prefix = md5( ABSPATH ) . '_';
116	$infos = apcu_cache_info( false );
117	if ( array_key_exists( 'cache_list', $infos ) && is_array( $infos['cache_list'] ) ) {
118	foreach ( $infos['cache_list'] as $script ) {
119	if ( 0 === strpos( $script['info'], $prefix ) ) {
120	apcu_delete( $script['info'] );
121	$result++;
122	}
123	}
124	}
125	\DecaLog\Engine::eventsLogger( OPCM_SLUG )->notice( 'Cache cleared.' );
126	}
127	}
128
129	}
130