wp-optimize / minify / class-wp-optimize-minify.php

class-wp-optimize-minify.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 3.2.7, at minify/class-wp-optimize-minify.php

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1	<?php
2	if (!defined('ABSPATH')) die('No direct access allowed');
3
4	define('WP_OPTIMIZE_MINIFY_VERSION', '2.6.5');
5	define('WP_OPTIMIZE_MINIFY_DIR', dirname(__FILE__));
6	if (!defined('WP_OPTIMIZE_SHOW_MINIFY_ADVANCED')) define('WP_OPTIMIZE_SHOW_MINIFY_ADVANCED', false);
7
8	class WP_Optimize_Minify {
9	/**
10	* Constructor - Initialize actions and filters
11	*
12	* @return void
13	*/
14	public function __construct() {
15
16	$this->minify_commands = new WP_Optimize_Minify_Commands();
17
18	if (!class_exists('WP_Optimize_Minify_Config')) {
19	include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-config.php';
20	}
21
22	$this->enabled = wp_optimize_minify_config()->is_enabled();
23
24	$this->load_admin();
25
26	// Don't run the rest if PHP requirement isn't met
27	if (!WPO_MINIFY_PHP_VERSION_MET) return;
28
29	add_filter('wpo_cache_admin_bar_menu_items', array($this, 'admin_bar_menu'), 30, 1);
30
31	if (WP_Optimize::is_premium()) {
32	$this->load_premium();
33	}
34
35	/**
36	* Directory that stores the cache, including gzipped files and mobile specifc cache
37	*/
38	if (!defined('WPO_CACHE_MIN_FILES_DIR')) define('WPO_CACHE_MIN_FILES_DIR', untrailingslashit(WP_CONTENT_DIR).'/cache/wpo-minify');
39	if (!defined('WPO_CACHE_MIN_FILES_URL')) define('WPO_CACHE_MIN_FILES_URL', untrailingslashit(WP_CONTENT_URL).'/cache/wpo-minify');
40
41	if (!class_exists('WP_Optimize_Minify_Cache_Functions')) {
42	include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-cache-functions.php';
43	}
44
45	$this->load_frontend();
46
47	// cron job to delete old wpo_min cache
48	add_action('wpo_minify_purge_old_cache', array('WP_Optimize_Minify_Cache_Functions', 'purge_old'));
49	// front-end actions; skip on certain post_types or if there are specific keys on the url or if editor or admin
50
51	// Handle minify cache purging.
52	add_action('wp_loaded', array($this, 'handle_purge_minify_cache'));
53
54	}
55
56	/**
57	* Admin toolbar processing
58	*
59	* @param array $menu_items
60	* @return array
61	*/
62	public function admin_bar_menu($menu_items) {
63	$wpo_minify_options = wp_optimize_minify_config()->get();
64
65	if (!$wpo_minify_options['enabled'] \|\| !current_user_can('manage_options') \|\| !($wpo_minify_options['enable_css'] \|\| $wpo_minify_options['enable_js'])) return $menu_items;
66
67	$act_url = remove_query_arg('wpo_minify_cache_purged');
68	$cache_path = WP_Optimize_Minify_Cache_Functions::cache_path();
69	$cache_size_info = '<h4>'.__('Minify cache', 'wp-optimize').'</h4><span><span class="label">'.__('Cache size:', 'wp-optimize').'</span> <span class="stats">'.esc_html(WP_Optimize_Minify_Cache_Functions::get_cachestats($cache_path['cachedir'])).'</span></span>';
70
71	$menu_items[] = array(
72	'id' => 'wpo_minify_cache_stats',
73	'title' => $cache_size_info,
74	'meta' => array(
75	'class' => 'wpo-cache-stats',
76	),
77	'parent' => 'wpo_purge_cache',
78	);
79
80	$menu_items[] = array(
81	'parent' => 'wpo_purge_cache',
82	'id' => 'purge_minify_cache',
83	'title' => __('Purge minify cache', 'wp-optimize'),
84	'href' => add_query_arg('_wpo_purge_minify_cache', wp_create_nonce('wpo_purge_minify_cache'), $act_url),
85	);
86	return $menu_items;
87	}
88
89	/**
90	* Check if purge single page action sent and purge cache.
91	*/
92	public function handle_purge_minify_cache() {
93	$wpo_minify_options = wp_optimize_minify_config()->get();
94	if (!$wpo_minify_options['enabled'] \|\| !current_user_can('manage_options')) return;
95
96	if (isset($_GET['wpo_minify_cache_purged'])) {
97	if (is_admin()) {
98	add_action('admin_notices', array($this, 'notice_purge_minify_cache_success'));
99	return;
100	} else {
101	$message = __('Minify cache purged', 'wp-optmize');
102	printf('<script>alert("%s");</script>', $message);
103	return;
104	}
105	}
106
107	if (!isset($_GET['_wpo_purge_minify_cache'])) return;
108
109	if (wp_verify_nonce($_GET['_wpo_purge_minify_cache'], 'wpo_purge_minify_cache')) {
110	$success = false;
111
112	// Purge minify
113	$results = $this->minify_commands->purge_minify_cache();
114	if ("caches cleared" == $results['result']) $success = true;
115
116	// remove nonce from url and reload page.
117	wp_redirect(add_query_arg('wpo_minify_cache_purged', $success, remove_query_arg('_wpo_purge_minify_cache')));
118	exit;
119
120	}
121	}
122
123	/**
124	* Load the admin class
125	*
126	* @return void
127	*/
128	private function load_admin() {
129	if (!is_admin()) return;
130	new WP_Optimize_Minify_Admin();
131	}
132
133	/**
134	* Load the frontend class
135	*
136	* @return void
137	*/
138	private function load_frontend() {
139	if ($this->enabled) {
140	new WP_Optimize_Minify_Front_End();
141	}
142	}
143
144	/**
145	* Load the premium class
146	*
147	* @return void
148	*/
149	private function load_premium() {
150	$this->premium = new WP_Optimize_Minify_Premium();
151	}
152
153	/**
154	* Run during activation
155	* Increment cache first as it will save files to that dir
156	*
157	* @return void
158	*/
159	public function plugin_activate() {
160	// increment cache time
161	if (class_exists('WP_Optimize_Minify_Cache_Functions')) {
162	WP_Optimize_Minify_Cache_Functions::cache_increment();
163	}
164
165	// old cache purge event cron
166	wp_clear_scheduled_hook('wpo_minify_purge_old_cache');
167	if (!wp_next_scheduled('wpo_minify_purge_old_cache')) {
168	wp_schedule_event(time() + 86400, 'daily', 'wpo_minify_purge_old_cache');
169	}
170	}
171
172	/**
173	* Run during plugin deactivation
174	*
175	* @return void
176	*/
177	public function plugin_deactivate() {
178	if (defined('WPO_MINIFY_PHP_VERSION_MET') && !WPO_MINIFY_PHP_VERSION_MET) return;
179	if (class_exists('WP_Optimize_Minify_Cache_Functions')) {
180	WP_Optimize_Minify_Cache_Functions::purge_temp_files();
181	WP_Optimize_Minify_Cache_Functions::purge_old();
182	WP_Optimize_Minify_Cache_Functions::purge_others();
183	}
184
185	// old cache purge event cron
186	wp_clear_scheduled_hook('wpo_minify_purge_old_cache');
187	}
188
189	/**
190	* Run during plugin uninstall
191	*
192	* @return void
193	*/
194	public function plugin_uninstall() {
195	if (defined('WPO_MINIFY_PHP_VERSION_MET') && !WPO_MINIFY_PHP_VERSION_MET) return;
196	// remove options from DB
197	if (!function_exists('wp_optimize_minify_config')) {
198	include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-config.php';
199	}
200	wp_optimize_minify_config()->purge();
201	// remove minified files
202	if (class_exists('WP_Optimize_Minify_Cache_Functions')) {
203	WP_Optimize_Minify_Cache_Functions::purge();
204	WP_Optimize_Minify_Cache_Functions::purge_others();
205	}
206	}
207
208	/**
209	* Shows success notice for purge minify cache
210	*/
211	public function notice_purge_minify_cache_success() {
212	$this->show_notice(__('The minify cache was successfully purged.', 'wp-optimize'), 'success');
213	}
214
215	/**
216	* Show notification in WordPress admin.
217	*
218	* @param string $message HTML (no further escaping is performed)
219	* @param string $type error, warning, success, or info
220	*/
221	public function show_notice($message, $type) {
222	global $current_screen;
223
224	if ($current_screen && is_callable(array($current_screen, 'is_block_editor')) && $current_screen->is_block_editor()) :
225	?>
226	<script>
227	window.addEventListener('load', function() {
228	(function(wp) {
229	if (window.wp && wp.hasOwnProperty('data') && 'function' == typeof wp.data.dispatch) {
230	wp.data.dispatch('core/notices').createNotice(
231	'<?php echo $type; ?>',
232	'<?php echo $message; ?>',
233	{
234	isDismissible: true,
235	}
236	);
237	}
238	})(window.wp);
239	});
240	</script>
241	<?php else : ?>
242	<div class="notice wpo-notice notice-<?php echo $type; ?> is-dismissible">
243	<p><?php echo $message; ?></p>
244	</div>
245	<?php
246	endif;
247	}
248	}
249