media-cloud-sync / includes / base / cache.php

cache.php in Media Cloud Sync 1.2.4, at includes/base/cache.php

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1	<?php
2	namespace Dudlewebs\WPMCS;
3
4	defined('ABSPATH') \|\| exit;
5
6	class Cache {
7	private static $instance = null;
8	private $assets_url;
9	private $version;
10	private $token;
11
12
13	private static $cached_data=[];
14
15	/**
16	* Admin constructor.
17	* @since 1.0.0
18	*/
19	public function __construct() {
20	$this->assets_url = WPMCS_ASSETS_URL;
21	$this->version = WPMCS_VERSION;
22	$this->token = WPMCS_TOKEN;
23
24	// Initialize setup
25	$this->init();
26	}
27
28	/**
29	* Initialize datas
30	*/
31	public function init() {
32	}
33
34
35	/**
36	* Update Static Cache
37	*/
38	public static function update_item_cache( $item_id, $data ){
39	self::$cached_data[$item_id] = $data;
40	return true;
41	}
42
43	/**
44	* Update Static Cache
45	*/
46	public static function get_item_cache( $item_id, $default = false ){
47	return isset(self::$cached_data[$item_id]) ? self::$cached_data[$item_id] : $default;
48	}
49
50	/**
51	* Delete Static Cache
52	*/
53	public static function delete_item_cache( $item_id = false ){
54	if($item_id === false) {
55	self::$cached_data = [];
56	} else {
57	unset(self::$cached_data[$item_id]);
58	}
59	return true;
60	}
61
62	/**
63	* Get Object Cache
64	*/
65	public static function get_object_cache($key, $post_id = false, $meta_name = false, $cache_expire = false) {
66	$meta_name = $meta_name == false ? Schema::getConstant('META_KEY') : $meta_name;
67	$cache_expire = $cache_expire == false ? Schema::getConstant('CACHE_EXPIRE') : $cache_expire;
68
69	$cache_enabled = wp_using_ext_object_cache();
70	$cache_key = ($post_id == false ? '' : $post_id) . $meta_name . '_' . $key;
71
72	if ($cache_enabled) {
73	$data = wp_cache_get($cache_key, Schema::getConstant('CACHE_GROUP'));
74	if ($data !== false) return $data;
75	}
76
77	$meta_data = $post_id == false ? get_option($meta_name, []) : get_post_meta($post_id, $meta_name, true);
78	$data = isset($meta_data[$key]) ? $meta_data[$key] : false;
79
80	if ($data && $cache_enabled) {
81	wp_cache_set($cache_key, $data, Schema::getConstant('CACHE_GROUP'), $cache_expire);
82	}
83
84	return $data;
85	}
86
87	/**
88	* Set Object Cache
89	*/
90	public static function set_object_cache($key, $data, $post_id = false, $meta_name = false, $cache_expire = false) {
91	$meta_name = $meta_name == false ? Schema::getConstant('META_KEY') : $meta_name;
92	$cache_expire = $cache_expire == false ? Schema::getConstant('CACHE_EXPIRE') : $cache_expire;
93
94	$meta_data = $post_id == false ? get_option($meta_name, []) : get_post_meta($post_id, $meta_name, true);
95
96	if (is_array($meta_data)) {
97	if(isset($meta_data[$key])){
98	if($meta_data[$key] == $data) {
99	return true;
100	}
101	}
102	$meta_data[$key] = $data;
103	} else {
104	$meta_data = [$key => $data];
105	}
106
107	$update_result = $post_id == false ? update_option($meta_name, $meta_data) : update_post_meta($post_id, $meta_name, $meta_data);
108
109	// Set cache only if data update was successful
110	if (wp_using_ext_object_cache() && $update_result) {
111	$cache_key = ($post_id == false ? '' : $post_id) . $meta_name . '_' . $key;
112	wp_cache_set($cache_key, $data, Schema::getConstant('CACHE_GROUP'), Schema::getConstant('CACHE_EXPIRE'));
113	}
114
115	// Return success if data update was successful
116	return $update_result;
117	}
118
119
120
121	/**
122	* Delete object cache
123	*/
124	public static function delete_object_cache($key = false, $post_id = false, $meta_name = false) {
125	$meta_name = $meta_name == false ? Schema::getConstant('META_KEY') : $meta_name;
126	$update_result = false;
127	$meta_data = $post_id == false ? get_option($meta_name, []) : get_post_meta($post_id, $meta_name, true);
128
129	if (is_array($meta_data)) {
130	if($key == false) {
131	$update_result = $post_id == false ? delete_option($meta_name) : delete_post_meta($post_id, $meta_name);
132	} else if (array_key_exists($key, $meta_data)) {
133	unset($meta_data[$key]);
134	if(empty($meta_data)) {
135	$update_result = $post_id == false ? delete_option($meta_name) : delete_post_meta($post_id, $meta_name);
136	} else {
137	$update_result = $post_id == false ? update_option($meta_name, $meta_data) : update_post_meta($post_id, $meta_name, $meta_data);
138	}
139	}
140	}
141
142	// Delete from object cache if caching is enabled
143	if (wp_using_ext_object_cache() && $update_result && $key) {
144	$cache_key = ($post_id == false ? '' : $post_id) . $meta_name . '_' . $key;
145	wp_cache_delete($cache_key, Schema::getConstant('CACHE_GROUP'));
146	}
147
148	// Return success if data delete was successful
149	return $update_result;
150	}
151
152	public static function instance(){
153	if (is_null(self::$instance)) {
154	self::$instance = new self();
155	}
156	return self::$instance;
157	}
158	}