wp-optimize / cache / class-wp-optimize-detect-cache-plugins.php

class-wp-optimize-detect-cache-plugins.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 3.2.21, at cache/class-wp-optimize-detect-cache-plugins.php

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1	<?php
2
3	if (!defined('ABSPATH')) die('No direct access allowed');
4
5	class WP_Optimize_Detect_Cache_Plugins {
6
7	private static $instance;
8
9	/**
10	* WP_Optimize_Detect_Cache_Plugins constructor.
11	*/
12	protected function __construct() {
13	}
14
15	/**
16	* Detect list of active most popular WordPress cache plugins.
17	*
18	* @return array
19	*/
20	public function get_active_cache_plugins() {
21	// The index is the plugin's slug
22
23	$active_cache_plugins = array();
24
25	foreach ($this->get_plugins() as $plugin_slug => $plugin_title) {
26
27	$function_name = 'is_'.str_replace('-', '_', $plugin_slug).'_plugin_active';
28
29	if (is_callable(array($this, $function_name))) {
30	if (call_user_func(array($this, $function_name))) {
31	$active_cache_plugins[$plugin_slug] = $plugin_title;
32	}
33	} else {
34	if ($this->is_plugin_active($plugin_slug)) {
35	$active_cache_plugins[$plugin_slug] = $plugin_title;
36	}
37	}
38	}
39
40	return $active_cache_plugins;
41	}
42
43	/**
44	* Get the plugins list
45	*
46	* @return array
47	*/
48	protected function get_plugins() {
49	return array(
50	'w3-total-cache' => 'W3 Total Cache',
51	'wp-super-cache' => 'WP Super Cache',
52	'wp-rocket' => 'WP Rocket',
53	'wp-fastest-cache' => 'WP Fastest Cache',
54	'litespeed-cache' => 'LiteSpeed Cache',
55	'cache-enabler' => 'Cache Enabler',
56	'comet-cache' => 'Comet Cache',
57	'hummingbird-performance' => 'Hummingbird',
58	'hyper-cache' => 'Hyper Cache',
59	);
60	}
61
62	/**
63	* Check if W3 Total Cache active.
64	*
65	* @return bool
66	*/
67	public function is_w3_total_cache_plugin_active() {
68	return defined('W3TC_VERSION') \|\| $this->is_plugin_active('w3-total-cache');
69	}
70
71	/**
72	* Check if WP Rocket active.
73	*
74	* @return bool
75	*/
76	public function is_wp_rocket_plugin_active() {
77	return defined('WP_ROCKET_VERSION') \|\| $this->is_plugin_active('wp-rocket');
78	}
79
80	/**
81	* Check if $plugin is active.
82	*
83	* @param string $plugin - plugin slug
84	*
85	* @return bool
86	*/
87	private function is_plugin_active($plugin) {
88	$status = WP_Optimize()->get_db_info()->get_plugin_status($plugin);
89
90	return $status['active'];
91	}
92
93	/**
94	* Instance of WP_Optimize_Detect_Cache_Plugins.
95	*
96	* @return WP_Optimize_Detect_Cache_Plugins
97	*/
98	static public function instance() {
99	static $instance;
100	if (empty($instance)) {
101	$instance = new self();
102	}
103
104	return $instance;
105	}
106	}
107