ezcache / includes / Settings.php

Settings.php in ezCache 2.5.6, at includes/Settings.php

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1	<?php
2	namespace Upress\EzCache;
3
4	class Settings {
5	/** @var object */
6	protected static $settings;
7
8	/**
9	* Get the path to the config file
10	* @return string
11	*/
12	public static function settings_file_path() {
13	return WP_CONTENT_DIR . '/ezcache-config.json';
14	}
15
16	public static function get_default_settings() {
17	return (object) [
18	'no_cache_known_users' => true,
19	'no_cache_comment_authors' => true,
20	'separate_mobile_cache' => true,
21	'cache_lifetime' => 604800,
22	'cache_expiry_interval' => 10800,
23
24	'disable_wp_emoji' => false,
25	'optimize_google_fonts' => false,
26	'minify_html' => false,
27	'minify_html_comments' => true,
28	'minify_inline_js' => false,
29	'minify_inline_css' => false,
30	'minify_js' => false,
31	'combine_head_js' => false,
32	'combine_body_js' => false,
33	'combine_head_inline_js' => true,
34	'combine_body_inline_js' => true,
35	'minify_css' => false,
36	'combine_css' => false,
37	'combine_css_footer' => false,
38	'critical_css' => '',
39	'enable_webp_support' => false,
40
41	'no_cache_query_params' => false,
42	'cache_clear_on_post_edit' => true,
43	'cache_clear_home_on_post_edit' => true,
44	'enable_varnish_purge' => true,
45	'bypass_cache' => [
46	'single' => false,
47	'pages' => false,
48	'frontpage' => false,
49	'home' => false,
50	'archives' => false,
51	'tag' => false,
52	'category' => false,
53	'feed' => false,
54	'search' => false,
55	'author' => false,
56	],
57	'rejected_uri' => "/cart\n/checkout",
58	'rejected_user_agent' => '',
59	'rejected_cookies' => '',
60	'excluded_minify_files' => '',
61
62	// Preload (1.7.0+)
63	'enable_preload' => false,
64	'preload_on_cache_clear' => true,
65	'preload_sitemap_url' => '',
66	'preload_batch_size' => 5,
67	'preload_crawl_homepage_links' => true,
68
69	// Front-end optimizations (1.7.0+)
70	'lazy_load_images' => false,
71	'lazy_load_iframes' => false,
72	'remove_query_strings' => false,
73	'defer_js' => false,
74	'defer_js_exclusions' => '',
75	'dns_prefetch' => '',
76	'preconnect' => '',
77
78	// Heartbeat (1.7.0+)
79	'heartbeat_control' => false,
80	'heartbeat_mode' => 'reduce',
81
82	// CDN (1.7.0+)
83	'cdn_enabled' => false,
84	'cdn_url' => '',
85
86	// Database cleanup (1.7.0+)
87	'db_cleanup_revisions' => false,
88	'db_cleanup_auto_drafts' => false,
89	'db_cleanup_trashed_posts' => false,
90	'db_cleanup_spam_comments' => false,
91	'db_cleanup_trashed_comments' => false,
92	'db_cleanup_expired_transients' => false,
93	'db_cleanup_orphan_postmeta' => false,
94	'db_optimize_tables' => false,
95	'db_cleanup_schedule' => 'never',
96
97	// Redis Object Cache (v2.2.0+)
98	'enable_redis_object_cache' => false,
99	'enable_redis_fullpage' => false,
100
101	// Critical CSS (v2.2.0+)
102	'enable_critical_css' => false,
103
104	// Speculative Loading (v2.2.0+)
105	'enable_speculative_loading' => false,
106	'speculative_mode' => 'moderate',
107
108	// 103 Early Hints (v2.2.0+)
109	'enable_early_hints' => false,
110	];
111	}
112
113	/**
114	* Get the settings stored in the config file
115	* @return object
116	*/
117	public static function get_settings() {
118
119	if ( self::$settings ) {
120	return self::$settings;
121	}
122
123	$file = self::settings_file_path();
124	$default_settings = self::get_default_settings();
125
126	if ( ! file_exists( $file ) \|\| ! $json = json_decode( file_get_contents( $file ) ) ) {
127	self::$settings = $default_settings;
128	file_put_contents( $file, json_encode( self::$settings ) );
129
130	return self::$settings;
131	}
132
133	self::$settings = (object) array_merge( (array) $default_settings, (array) $json );
134	return self::$settings;
135	}
136
137	/**
138	* Merge new settings into the settings file
139	* @param array $new_settings
140	* @return object
141	*/
142	public static function set_settings( $new_settings=[] ) {
143	$settings = self::get_settings();
144
145	foreach( $new_settings as $key => $value ) {
146	$settings->{$key} = $value;
147	}
148
149	self::maybe_update_cronjobs( $settings );
150
151	$file_path = self::settings_file_path();
152	$json = json_encode( $settings );
153	$written = file_put_contents( $file_path, $json );
154
155	if ( $written === false ) {
156	error_log( '[EzCache] Failed to write settings to ' . $file_path );
157	return new \WP_Error( 'ezcache_settings_write_failed', 'Failed to save settings file. Check file permissions.', [ 'status' => 500 ] );
158	}
159
160	self::$settings = $settings;
161
162	// Refresh schedules for the new modules.
163	if ( class_exists( '\\Upress\\EzCache\\Preload' ) ) {
164	Preload::instance()->maybe_schedule_cron();
165	}
166	if ( class_exists( '\\Upress\\EzCache\\DatabaseOptimizer' ) ) {
167	( new DatabaseOptimizer() )->schedule();
168	}
169
170	return $settings;
171	}
172
173	/**
174	* @param $settings
175	*/
176	public static function maybe_update_cronjobs( $settings ) {
177	if ( wp_next_scheduled( 'ezcache_clear_expired_cache' ) ) {
178	wp_clear_scheduled_hook( 'ezcache_clear_expired_cache' );
179	}
180
181	if ( $settings->cache_lifetime > 0 ) {
182	$schedules = wp_get_schedules();
183	foreach( $schedules as $key=>$s ) {
184	if( $s['interval'] == $settings->cache_expiry_interval ) {
185	if ( ! wp_next_scheduled( 'ezcache_clear_expired_cache' ) ) {
186	wp_schedule_event( time(), $key, 'ezcache_clear_expired_cache' );
187	}
188	break;
189	}
190	}
191	}
192	}
193	}
194