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

cache.php in Media Cloud Sync 1.2.13, 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, $is_user_meta = 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	$cache_key = ($is_user_meta ? 'user_' : '').($post_id == false ? '' : $post_id) . $meta_name . !empty($key) ? '_'.$key : '';
71
72	if ($cache_enabled) {
73	$data = wp_cache_get($cache_key, Schema::getConstant('CACHE_GROUP'));
74	if ($data !== false) return $data;
75	}
76
77	if ($is_user_meta) {
78	$meta_data = get_user_meta($post_id, $meta_name, true);
79	} else {
80	$meta_data = $post_id == false ? get_option($meta_name, []) : get_post_meta($post_id, $meta_name, true);
81	}
82
83	if( !Utils::is_empty($key) && is_array($meta_data) && array_key_exists($key, $meta_data) ) {
84	// If key exists in meta data, return it
85	$data = $meta_data[$key];
86	} elseif (is_array($meta_data) && Utils::is_empty($key)) {
87	// If no key is provided, return the entire meta data
88	$data = $meta_data;
89	} else {
90	// If key does not exist, return false
91	$data = false;
92	}
93
94	if ($cache_enabled) {
95	wp_cache_set($cache_key, $data, Schema::getConstant('CACHE_GROUP'), $cache_expire);
96	}
97
98	return $data;
99	}
100
101	/**
102	* Set Object Cache
103	*/
104	public static function set_object_cache($key, $data, $post_id = false, $meta_name = false, $cache_expire = false, $is_user_meta = false) {
105	$meta_name = $meta_name == false ? Schema::getConstant('META_KEY') : $meta_name;
106	$cache_expire = $cache_expire == false ? Schema::getConstant('CACHE_EXPIRE') : $cache_expire;
107
108	if( $is_user_meta) {
109	$meta_data = get_user_meta($post_id, $meta_name, true);
110	} else {
111	$meta_data = $post_id == false ? get_option($meta_name, []) : get_post_meta($post_id, $meta_name, true);
112	}
113
114	// If data is not an array, convert it to an array
115	if (!is_array($meta_data)) {
116	$meta_data = [];
117	}
118
119	if(Utils::is_empty($key)) {
120	// If key is empty, set the entire meta data
121	$meta_data = $data;
122	} elseif (is_array($meta_data) && array_key_exists($key, $meta_data)) {
123	if($meta_data[$key] == $data) {
124	return true;
125	}
126	// If key exists, update the value
127	$meta_data[$key] = $data;
128	} else {
129	$meta_data[$key] = $data;
130	}
131
132	// Update the meta data
133	if ($is_user_meta) {
134	$update_result = update_user_meta($post_id, $meta_name, $meta_data);
135	} else {
136	$update_result = $post_id == false ? update_option($meta_name, $meta_data) : update_post_meta($post_id, $meta_name, $meta_data);
137	}
138	// If update failed, return false
139	if (!$update_result) {
140	return false;
141	}
142
143	// If object cache is enabled, set the cache
144	// and delete the old cache entry if it exists
145	if (wp_using_ext_object_cache()) {
146	wp_cache_delete($meta_name, Schema::getConstant('CACHE_GROUP'));
147	$cache_key = ($is_user_meta ? 'user_' : '') . ($post_id == false ? '' : $post_id) . $meta_name . '_' . $key;
148	wp_cache_set($cache_key, $data, Schema::getConstant('CACHE_GROUP'), $cache_expire);
149	}
150
151
152	// Return success if data update was successful
153	return $update_result;
154	}
155
156
157
158	/**
159	* Delete object cache
160	*/
161	public static function delete_object_cache($key = false, $post_id = false, $meta_name = false, $is_user_meta = false) {
162	$meta_name = $meta_name == false ? Schema::getConstant('META_KEY') : $meta_name;
163	$update_result = false;
164	if ($is_user_meta) {
165	$meta_data = get_user_meta($post_id, $meta_name, true);
166	if (is_array($meta_data) && array_key_exists($key, $meta_data)) {
167	unset($meta_data[$key]);
168	if (empty($meta_data)) {
169	$update_result = delete_user_meta($post_id, $meta_name);
170	} else {
171	$update_result = update_user_meta($post_id, $meta_name, $meta_data);
172	}
173	}
174	} else {
175	$meta_data = $post_id == false ? get_option($meta_name, []) : get_post_meta($post_id, $meta_name, true);
176	if (is_array($meta_data) && array_key_exists($key, $meta_data)) {
177	unset($meta_data[$key]);
178	if (empty($meta_data)) {
179	$update_result = $post_id == false ? delete_option($meta_name) : delete_post_meta($post_id, $meta_name);
180	} else {
181	$update_result = $post_id == false ? update_option($meta_name, $meta_data) : update_post_meta($post_id, $meta_name, $meta_data);
182	}
183	}
184	}
185
186	// Delete from object cache if caching is enabled
187	if (wp_using_ext_object_cache() && $update_result && $key) {
188	$cache_key = ($is_user_meta ? 'user_' : '') . ($post_id == false ? '' : $post_id) . $meta_name . '_' . $key;
189	wp_cache_delete($cache_key, Schema::getConstant('CACHE_GROUP'));
190	}
191
192	// Return success if data delete was successful
193	return $update_result;
194	}
195
196
197	/**
198	* Gets the instance of this class.
199	*
200	* @return Cache
201	*/
202	public static function instance(){
203	if (is_null(self::$instance)) {
204	self::$instance = new self();
205	}
206	return self::$instance;
207	}
208	}